alot more changes

Dockerfile

@@ -36,7 +36,7 @@ FROM alpine:latest
 
 ARG PUBLIC_SOURCEMAPS
 
-RUN apk --no-cache add ca-certificates
+RUN apk --no-cache add ca-certificates nmap nmap-scripts
 
 # Create non-root user
 RUN addgroup -S appgroup && adduser -S appuser -G appgroup

README.md

@@ -145,6 +145,9 @@ Errors seen in traces (spans with an error status) and logs (severity
   Supports `limit`.
 - `GET /api/issues/{id}` - Fetch a single issue, including up to 5 recent
   sample occurrences (timestamp, trace/span id, message).
+- `GET /api/issues/{id}/sources` - Return every distinct source IP recorded
+  for the issue, with occurrence count and first/last seen timestamps. Requires
+  the ClickHouse occurrence store; returns `501` with file/in-memory storage.
 - `GET /api/issues/{id}/traces` - Every trace the issue occurred in, most
   recently hit first, with each trace's summary and its occurrences, in one
   request (`limit`, `before` = `nextBefore` from the previous page).
@@ -161,8 +164,9 @@ Errors seen in traces (spans with an error status) and logs (severity
 - `GET /api/rollouts/{id}` - Fetch one normalized rollout.
 - `GET /api/rollouts/{id}/impact` - Return optional Prometheus error-rate points
   around the rollout.
-- `POST /api/sourcemaps` - Upload a JavaScript source map. Public multipart upload;
-  the release build script sends the source-map file contents directly.
+- `POST /api/sourcemaps` - Upload a JavaScript source map. Requires the shared
+  `OTEL_SOURCEMAP_KEY` in an `X-Sourcemap-Key` header (uploads are refused while
+  it is unset). Multipart upload;
   multipart fields are `release`, `source` (the generated bundle URL/path),
   and `file`. Uploaded maps are used server-side to resolve frontend stacks.
 
@@ -286,6 +290,7 @@ npm --prefix otel-ui run build
 # Upload after the new UI is deployed. Use the generated URL/path exactly as
 # it appears in browser stack traces.
 curl -fS -X POST https://otel.example.com/api/sourcemaps \
+  -H "X-Sourcemap-Key: $OTEL_SOURCEMAP_KEY" \
   -F "release=$RELEASE" \
   -F "source=/assets/index-ABC123.js" \
   -F "file=@otel-ui/dist/assets/index-ABC123.js.map"
@@ -330,8 +335,21 @@ to Docker or stored in the image.
 
 - `OTELLOG_PATH` - path to the persistent telemetry log file (default
   `otel-agent.log`). Only used when ClickHouse is not configured.
+- `OTEL_SOURCEMAP_KEY` - shared key required to upload source maps.
+- `OTEL_SOURCEMAP_CACHE_MB` - size budget (on-disk MB, default 64) for maps kept
+  parsed in memory; maps are indexed at start and parsed lazily on first use.
 - `OTEL_SOURCEMAP_DIR` - directory for uploaded release source maps (default
   `./sourcemaps`; mount persistent storage there in production).
+- `OTEL_IP_INVESTIGATION_NMAP` - set to `true` to enable the authenticated,
+  rate-limited active service probe. It is off by default because Nmap sends
+  active network traffic to the investigated public IP.
+- `ABUSE_KEY` - optional AbuseIPDB API key. When set, the authenticated IP
+  detail view can check a public address and submit a report without exposing
+  the key to the browser. Keep it in a secret, never in the frontend build.
+- `OTEL_PPROF_ADDR` - address for the Go pprof server (default
+  `127.0.0.1:6060`). It serves `/debug/pprof/` separately from the public UI
+  port; use a port-forward or set this explicitly while diagnosing memory or
+  CPU usage.
 - `OTEL_KUBERNETES_ENABLED` - set to `false` to disable rollout observation;
   otherwise it activates in-cluster or `KUBECONFIG` observation when available.
 - `OTEL_KUBERNETES_NAMESPACE` - optional namespace restriction; empty watches

build.sh

@@ -17,9 +17,36 @@ docker build \
 
 docker push matst80/otel-debug:latest
 
+# Shared key that only keeps strangers from uploading source maps (it is not a
+# real credential). Taken from the environment, else from the cluster secret,
+# else generated and stored there so the deployment can mount it.
+ensure_sourcemap_key() {
+  if [[ -z "${OTEL_SOURCEMAP_KEY:-}" ]]; then
+    OTEL_SOURCEMAP_KEY="$(kubectl get secret otel-sourcemap-key -n monitoring \
+      -o jsonpath='{.data.key}' 2>/dev/null | base64 -d || true)"
+  fi
+  if [[ -z "${OTEL_SOURCEMAP_KEY}" ]]; then
+    OTEL_SOURCEMAP_KEY="$(openssl rand -hex 24)"
+  fi
+  kubectl create secret generic otel-sourcemap-key -n monitoring \
+    --from-literal=key="${OTEL_SOURCEMAP_KEY}" --dry-run=client -o yaml | kubectl apply -f - >/dev/null
+  export OTEL_SOURCEMAP_KEY
+}
+ensure_sourcemap_key
+
+# Roll out first: the new image requires OTEL_SOURCEMAP_KEY, so the manifest has
+# to be applied before uploads, or any pod restart in between rejects them.
+# Only the app manifests. Not `-f k8s/`: clickhouse.yaml carries a CHANGE_ME
+# password Secret that would overwrite the live one, and auth-dev.yaml is a
+# partial AuthServer that must be applied by hand with
+# `kubectl apply --server-side --field-manager=otel-dev-auth -f k8s/auth-dev.yaml`.
+kubectl apply -f k8s/deployment.yaml -f k8s/service.yaml -f k8s/ingress.yaml
+kubectl rollout restart deployment otel-debug-receiver -n monitoring
+kubectl rollout status deployment/otel-debug-receiver -n monitoring
+
 # Docker builds intentionally omit public source maps. Upload maps from the
-# exact UI build that went into the image before rolling it out; otherwise RUM
-# events can arrive with a release that the resolver cannot map.
+# exact UI build that went into the image right after rolling it out; until then
+# RUM events can arrive with a release that the resolver cannot map.
 if [[ "${UPLOAD_SOURCEMAPS}" == "true" ]]; then
   : "${OTEL_URL:?set OTEL_URL (for example https://otel.k6n.net), or set UPLOAD_SOURCEMAPS=false}"
   maps_dir="$(mktemp -d)"
@@ -40,12 +67,4 @@ if [[ "${UPLOAD_SOURCEMAPS}" == "true" ]]; then
   [[ "$found" == 1 ]] || { echo "no source maps found in UI build" >&2; exit 1; }
 fi
 
-# Only the app manifests. Not `-f k8s/`: clickhouse.yaml carries a CHANGE_ME
-# password Secret that would overwrite the live one, and auth-dev.yaml is a
-# partial AuthServer that must be applied by hand with
-# `kubectl apply --server-side --field-manager=otel-dev-auth -f k8s/auth-dev.yaml`.
-kubectl apply -f k8s/deployment.yaml -f k8s/service.yaml -f k8s/ingress.yaml
-kubectl rollout restart deployment otel-debug-receiver -n monitoring
-kubectl rollout status deployment/otel-debug-receiver -n monitoring
-
 kubectl logs -f deployment/otel-debug-receiver -n monitoring

cmd/server/main.go

@@ -6,15 +6,18 @@ import (
 	"log"
 	"net"
 	"net/http"
+	"net/http/pprof"
 	"os"
 	"strings"
 
+	"git.tornberg.me/go-otel/internal/abuseipdb"
 	"git.tornberg.me/go-otel/internal/alerts"
 	"git.tornberg.me/go-otel/internal/auth"
 	"git.tornberg.me/go-otel/internal/blocker"
 	"git.tornberg.me/go-otel/internal/collector"
 	"git.tornberg.me/go-otel/internal/geoip"
 	"git.tornberg.me/go-otel/internal/honeypot"
+	"git.tornberg.me/go-otel/internal/investigation"
 	kube "git.tornberg.me/go-otel/internal/kubernetes"
 	"git.tornberg.me/go-otel/internal/prometheus"
 	"git.tornberg.me/go-otel/internal/sourcemaps"
@@ -213,6 +216,14 @@ func setupStore(ctx context.Context) storage.Store {
 }
 
 func main() {
+	// Keep profiling off the public UI/API listener. The dedicated listener is
+	// bound to loopback by default; set OTEL_PPROF_ADDR to expose it through a
+	// port-forward or to bind it elsewhere when diagnosing a deployment.
+	pprofAddr := os.Getenv("OTEL_PPROF_ADDR")
+	if pprofAddr == "" {
+		pprofAddr = "127.0.0.1:6060"
+	}
+	go startPprofServer(pprofAddr)
 
 	// Configure history size (default 100, can be made configurable)
 	historySize := 100
@@ -240,6 +251,9 @@ func main() {
 	if sq, ok := store.(storage.StatsQuerier); ok {
 		coll.SetStatsQuerier(sq)
 	}
+	if sq, ok := store.(storage.SourceIPQuerier); ok {
+		coll.SetSourceIPQuerier(sq)
+	}
 	wsServer := websocket.New(coll)
 	honeypotTracker := honeypot.New(honeypot.ConfigFromEnv())
 	coll.SetHoneypotRecorder(honeypotTracker)
@@ -263,9 +277,20 @@ func main() {
 		log.Fatalf("failed to open geoip database: %v", err)
 	}
 	defer geo.Close()
+	var investigationStore investigation.Store
+	if chStore, ok := store.(*storage.ClickHouseStore); ok {
+		if st, err := investigation.NewClickHouseStore(context.Background(), chStore.Conn(), chStore.Database()); err != nil {
+			log.Printf("ip investigation results will not be persisted: %v", err)
+		} else {
+			investigationStore = st
+		}
+	}
+	investigator := investigation.NewHandler(investigation.ConfigFromEnv(), investigationStore)
+	abuse := abuseipdb.NewHandler(abuseipdb.ConfigFromEnv())
 
 	ingestKey := os.Getenv("OTEL_INGEST_KEY")
 	coll.SetIngestKey(ingestKey)
+	coll.SetSourceMapKey(os.Getenv("OTEL_SOURCEMAP_KEY"))
 	oidcAuth := auth.NewOidcAuth(ingestKey)
 	log.Printf("auth: OIDC issuer=%s client=%s disabled=%v", oidcAuth.Issuer(), oidcAuth.ClientID(), oidcAuth.IsDisabled())
 
@@ -320,6 +345,10 @@ func main() {
 	uiMux.HandleFunc("POST /api/auth/token", oidcAuth.HandleTokenExchange)
 	uiMux.HandleFunc("GET /api/auth/config", oidcAuth.HandleConfig)
 	uiMux.Handle("GET /api/ip/{ip}", oidcAuth.RequireAuth(http.HandlerFunc(geo.Handler)))
+	uiMux.Handle("POST /api/source-ips/{ip}/investigate", oidcAuth.RequireAuth(http.HandlerFunc(investigator.Start)))
+	uiMux.Handle("GET /api/source-ips/{ip}/investigation", oidcAuth.RequireAuth(http.HandlerFunc(investigator.Get)))
+	uiMux.Handle("GET /api/source-ips/{ip}/abuseipdb", oidcAuth.RequireAuth(http.HandlerFunc(abuse.Check)))
+	uiMux.Handle("POST /api/source-ips/{ip}/abuseipdb/report", oidcAuth.RequireAuth(http.HandlerFunc(abuse.Report)))
 	uiMux.Handle("/api/honeypot/ips", oidcAuth.RequireAuth(http.HandlerFunc(honeypotTracker.HandleIPsForUser)))
 	if alertRunner != nil {
 		uiMux.Handle("GET /api/alerts", oidcAuth.RequireAuth(http.HandlerFunc(alertRunner.HandleStatus)))
@@ -327,6 +356,7 @@ func main() {
 	}
 	if ipBlocker != nil {
 		uiMux.Handle("GET /api/blocker/status", oidcAuth.RequireAuth(http.HandlerFunc(ipBlocker.HandleStatus)))
+		uiMux.Handle("POST /api/blocker/ips/{ip}", oidcAuth.RequireAuth(http.HandlerFunc(ipBlocker.HandleAdd)))
 	}
 	// Source-map uploads are intentionally public so the release build script
 	// can upload maps without an OIDC session or bearer token.
@@ -345,10 +375,12 @@ func main() {
 	uiMux.Handle("/api/history/wait", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleWait)))
 	uiMux.Handle("GET /api/traces/summaries", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleTraceSummaries)))
 	uiMux.Handle("GET /api/issues/{id}/traces", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleIssueTraces)))
+	uiMux.Handle("GET /api/issues/{id}/sources", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleIssueSources)))
 	uiMux.Handle("GET /api/traces/{traceId}", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleTraceByID)))
 	uiMux.Handle("/api/issues", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleIssues)))
 	uiMux.Handle("POST /api/ml/test-spike", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleMLDetectorTest)))
 	uiMux.Handle("GET /api/issues/{id}", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleIssueByID)))
+	uiMux.Handle("PATCH /api/issues/{id}", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleIssueByID)))
 	uiMux.Handle("GET /api/issues/{id}/similar", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleIssueSimilar)))
 	uiMux.Handle("POST /api/issues/{id}/similar", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleSimilarityFeedback)))
 	uiMux.Handle("GET /api/patterns", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandlePatterns)))
@@ -358,6 +390,8 @@ func main() {
 	uiMux.Handle("GET /api/rollouts/{id}/impact", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleRolloutImpact)))
 	// Aggregate stats (ClickHouse-backed); return 501 with an explanatory
 	// JSON body when only the file store is configured.
+	uiMux.Handle("GET /api/source-ips", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleSourceIPs)))
+	uiMux.Handle("GET /api/source-ips/{ip}", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleSourceIPActivity)))
 	uiMux.Handle("/api/stats/errors", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleStatsErrors)))
 	uiMux.Handle("/api/stats/releases", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleStatsReleases)))
 	uiMux.Handle("/api/stats/services", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleStatsServices)))
@@ -414,6 +448,21 @@ func main() {
 		log.Fatalf("failed to start HTTP server on :%s: %v", httpPort, err)
 	}
 }
+
+func startPprofServer(addr string) {
+	mux := http.NewServeMux()
+	mux.HandleFunc("GET /debug/pprof/", pprof.Index)
+	mux.HandleFunc("GET /debug/pprof/cmdline", pprof.Cmdline)
+	mux.HandleFunc("GET /debug/pprof/profile", pprof.Profile)
+	mux.HandleFunc("GET /debug/pprof/symbol", pprof.Symbol)
+	mux.HandleFunc("GET /debug/pprof/trace", pprof.Trace)
+
+	log.Printf("Starting pprof server on %s", addr)
+	if err := http.ListenAndServe(addr, mux); err != nil {
+		log.Printf("pprof server stopped: %v", err)
+	}
+}
+
 func spaHandler(root http.FileSystem) http.Handler {
 	fileServer := http.FileServer(root)
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

instrumentation.md

@@ -139,6 +139,7 @@ stack, while `file=@...` reads the local source-map file contents:
 
 ```sh
 curl --fail-with-body --silent --show-error \
+  -H "X-Sourcemap-Key: $OTEL_SOURCEMAP_KEY" \
   -X POST "https://otel.example.com/api/sourcemaps" \
   -F "release=$RELEASE" \
   -F "source=/assets/app-HASH.js" \

internal/abuseipdb/abuseipdb.go

@@ -0,0 +1,192 @@
+// Package abuseipdb proxies the AbuseIPDB API for authenticated operator actions.
+// The API key is deliberately kept on the server; browsers only receive the
+// selected IP's response data.
+package abuseipdb
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"net/netip"
+	"net/url"
+	"os"
+	"strconv"
+	"strings"
+	"time"
+)
+
+const defaultBaseURL = "https://api.abuseipdb.com/api/v2"
+
+type Config struct {
+	Key     string
+	BaseURL string
+}
+
+func ConfigFromEnv() Config {
+	base := strings.TrimRight(os.Getenv("ABUSE_API_URL"), "/")
+	if base == "" {
+		base = defaultBaseURL
+	}
+	return Config{Key: strings.TrimSpace(os.Getenv("ABUSE_KEY")), BaseURL: base}
+}
+
+type Handler struct {
+	cfg    Config
+	client *http.Client
+}
+
+func NewHandler(cfg Config) *Handler {
+	return &Handler{cfg: cfg, client: &http.Client{Timeout: 10 * time.Second}}
+}
+
+type Report struct {
+	ReportedAt          string `json:"reportedAt,omitempty"`
+	Comment             string `json:"comment,omitempty"`
+	Categories          []int  `json:"categories,omitempty"`
+	ReporterCountryCode string `json:"reporterCountryCode,omitempty"`
+}
+
+type CheckData struct {
+	IPAddress            string   `json:"ipAddress,omitempty"`
+	IsPublic             bool     `json:"isPublic"`
+	IPVersion            int      `json:"ipVersion,omitempty"`
+	IsWhitelisted        bool     `json:"isWhitelisted"`
+	AbuseConfidenceScore int      `json:"abuseConfidenceScore"`
+	CountryCode          string   `json:"countryCode,omitempty"`
+	UsageType            string   `json:"usageType,omitempty"`
+	ISP                  string   `json:"isp,omitempty"`
+	Domain               string   `json:"domain,omitempty"`
+	TotalReports         int      `json:"totalReports"`
+	NumDistinctUsers     int      `json:"numDistinctUsers"`
+	LastReportedAt       string   `json:"lastReportedAt,omitempty"`
+	Reports              []Report `json:"reports,omitempty"`
+}
+
+type checkResponse struct {
+	Data CheckData `json:"data"`
+}
+
+type reportResponse struct {
+	Data struct {
+		IPAddress            string `json:"ipAddress,omitempty"`
+		AbuseConfidenceScore int    `json:"abuseConfidenceScore"`
+	} `json:"data"`
+}
+
+func (h *Handler) Check(w http.ResponseWriter, r *http.Request) {
+	ip, ok := h.publicIP(w, r)
+	if !ok {
+		return
+	}
+	query := url.Values{"ipAddress": {ip.String()}, "maxAgeInDays": {"90"}}
+	var out checkResponse
+	if err := h.request(r.Context(), http.MethodGet, "/check?"+query.Encode(), nil, &out); err != nil {
+		h.writeError(w, err)
+		return
+	}
+	h.writeJSON(w, out.Data)
+}
+
+type reportRequest struct {
+	Categories []int  `json:"categories"`
+	Comment    string `json:"comment"`
+}
+
+func (h *Handler) Report(w http.ResponseWriter, r *http.Request) {
+	ip, ok := h.publicIP(w, r)
+	if !ok {
+		return
+	}
+	var req reportRequest
+	if err := json.NewDecoder(io.LimitReader(r.Body, 16<<10)).Decode(&req); err != nil {
+		http.Error(w, "invalid report request", http.StatusBadRequest)
+		return
+	}
+	if len(req.Categories) == 0 {
+		http.Error(w, "at least one category is required", http.StatusBadRequest)
+		return
+	}
+	if len(req.Comment) > 1000 {
+		http.Error(w, "comment is too long", http.StatusBadRequest)
+		return
+	}
+	form := url.Values{"ip": {ip.String()}, "comment": {strings.TrimSpace(req.Comment)}}
+	categories := make([]string, len(req.Categories))
+	for i, category := range req.Categories {
+		if category < 1 || category > 30 {
+			http.Error(w, "category must be between 1 and 30", http.StatusBadRequest)
+			return
+		}
+		categories[i] = strconv.Itoa(category)
+	}
+	form.Set("categories", strings.Join(categories, ","))
+	var out reportResponse
+	if err := h.request(r.Context(), http.MethodPost, "/report", strings.NewReader(form.Encode()), &out); err != nil {
+		h.writeError(w, err)
+		return
+	}
+	h.writeJSON(w, out.Data)
+}
+
+func (h *Handler) publicIP(w http.ResponseWriter, r *http.Request) (netip.Addr, bool) {
+	if h.cfg.Key == "" {
+		http.Error(w, "AbuseIPDB is not configured (set ABUSE_KEY)", http.StatusNotImplemented)
+		return netip.Addr{}, false
+	}
+	ip, err := netip.ParseAddr(strings.TrimSpace(r.PathValue("ip")))
+	if err != nil || !ip.IsGlobalUnicast() || ip.IsPrivate() || ip.IsLoopback() {
+		http.Error(w, "only public unicast IPs can be checked or reported", http.StatusBadRequest)
+		return netip.Addr{}, false
+	}
+	return ip, true
+}
+
+func (h *Handler) request(ctx context.Context, method, path string, body io.Reader, dst any) error {
+	req, err := http.NewRequestWithContext(ctx, method, h.cfg.BaseURL+path, body)
+	if err != nil {
+		return err
+	}
+	req.Header.Set("Accept", "application/json")
+	req.Header.Set("Key", h.cfg.Key)
+	if body != nil {
+		req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+	}
+	resp, err := h.client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		var apiErr struct {
+			Errors []struct {
+				Detail string `json:"detail"`
+			} `json:"errors"`
+		}
+		_ = json.NewDecoder(io.LimitReader(resp.Body, 64<<10)).Decode(&apiErr)
+		if len(apiErr.Errors) > 0 && apiErr.Errors[0].Detail != "" {
+			return fmt.Errorf("AbuseIPDB: %s", apiErr.Errors[0].Detail)
+		}
+		return fmt.Errorf("AbuseIPDB returned HTTP %d", resp.StatusCode)
+	}
+	if err := json.NewDecoder(io.LimitReader(resp.Body, 2<<20)).Decode(dst); err != nil {
+		return fmt.Errorf("invalid AbuseIPDB response: %w", err)
+	}
+	return nil
+}
+
+func (h *Handler) writeJSON(w http.ResponseWriter, value any) {
+	w.Header().Set("Content-Type", "application/json")
+	w.Header().Set("Cache-Control", "private, no-store")
+	_ = json.NewEncoder(w).Encode(value)
+}
+
+func (h *Handler) writeError(w http.ResponseWriter, err error) {
+	status := http.StatusBadGateway
+	if errors.Is(err, context.DeadlineExceeded) {
+		status = http.StatusGatewayTimeout
+	}
+	http.Error(w, err.Error(), status)
+}

internal/abuseipdb/abuseipdb_test.go

@@ -0,0 +1,70 @@
+package abuseipdb
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+)
+
+func TestCheckAndReport(t *testing.T) {
+	var gotKey string
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		gotKey = r.Header.Get("Key")
+		w.Header().Set("Content-Type", "application/json")
+		if r.URL.Path == "/check" {
+			if r.URL.Query().Get("ipAddress") != "8.8.8.8" || r.URL.Query().Get("maxAgeInDays") != "90" {
+				t.Fatalf("unexpected check query: %s", r.URL.RawQuery)
+			}
+			_, _ = w.Write([]byte(`{"data":{"ipAddress":"8.8.8.8","abuseConfidenceScore":75,"totalReports":4}}`))
+			return
+		}
+		if r.URL.Path != "/report" || r.Method != http.MethodPost {
+			t.Fatalf("unexpected report request: %s %s", r.Method, r.URL.Path)
+		}
+		if err := r.ParseForm(); err != nil || r.Form.Get("ip") != "8.8.8.8" || r.Form.Get("categories") != "14,18" {
+			t.Fatalf("unexpected report form: %v", r.Form)
+		}
+		_, _ = w.Write([]byte(`{"data":{"ipAddress":"8.8.8.8","abuseConfidenceScore":80}}`))
+	}))
+	defer server.Close()
+	h := NewHandler(Config{Key: "test-key", BaseURL: server.URL})
+
+	check := httptest.NewRecorder()
+	checkReq := httptest.NewRequest(http.MethodGet, "/api/source-ips/8.8.8.8/abuseipdb", nil).WithContext(t.Context())
+	checkReq.SetPathValue("ip", "8.8.8.8")
+	h.Check(check, checkReq)
+	if check.Code != http.StatusOK || !strings.Contains(check.Body.String(), `"abuseConfidenceScore":75`) {
+		t.Fatalf("check response: %d %s", check.Code, check.Body.String())
+	}
+
+	report := httptest.NewRecorder()
+	body, _ := json.Marshal(reportRequest{Categories: []int{14, 18}, Comment: "scanner activity"})
+	reportReq := httptest.NewRequest(http.MethodPost, "/api/source-ips/8.8.8.8/abuseipdb/report", strings.NewReader(string(body))).WithContext(t.Context())
+	reportReq.SetPathValue("ip", "8.8.8.8")
+	h.Report(report, reportReq)
+	if report.Code != http.StatusOK || !strings.Contains(report.Body.String(), `"abuseConfidenceScore":80`) {
+		t.Fatalf("report response: %d %s", report.Code, report.Body.String())
+	}
+	if gotKey != "test-key" {
+		t.Fatalf("key header = %q", gotKey)
+	}
+}
+
+func TestRejectsPrivateAndUnconfigured(t *testing.T) {
+	private := httptest.NewRecorder()
+	privateReq := httptest.NewRequest(http.MethodGet, "/api/source-ips/192.168.1.2/abuseipdb", nil)
+	privateReq.SetPathValue("ip", "192.168.1.2")
+	NewHandler(Config{Key: "test-key", BaseURL: "http://invalid"}).Check(private, privateReq)
+	if private.Code != http.StatusBadRequest {
+		t.Fatalf("private status = %d", private.Code)
+	}
+	unconfigured := httptest.NewRecorder()
+	unconfiguredReq := httptest.NewRequest(http.MethodGet, "/api/source-ips/8.8.8.8/abuseipdb", nil)
+	unconfiguredReq.SetPathValue("ip", "8.8.8.8")
+	NewHandler(Config{}).Check(unconfigured, unconfiguredReq)
+	if unconfigured.Code != http.StatusNotImplemented {
+		t.Fatalf("unconfigured status = %d", unconfigured.Code)
+	}
+}

internal/blocker/blocker.go

@@ -166,6 +166,79 @@ type Status struct {
 	Error      string           `json:"error,omitempty"`
 }
 
+// Add manually adds one public IP to the blocker-managed set. It uses the
+// same expiry, allowlist, ConfigMap ownership, and dry-run rules as automatic
+// blocks.
+func (b *Blocker) Add(ctx context.Context, address string) (Status, error) {
+	addr, err := netip.ParseAddr(strings.TrimSpace(address))
+	if err != nil || honeypot.Untrackable(address) {
+		return Status{}, fmt.Errorf("only public unicast IPs can be blocked")
+	}
+	for _, p := range b.cfg.Allow {
+		if p.Contains(addr) {
+			return Status{}, fmt.Errorf("IP is on the operator allowlist")
+		}
+	}
+
+	b.mu.Lock()
+	defer b.mu.Unlock()
+	now := b.now()
+	cms := b.client.CoreV1().ConfigMaps(b.cfg.Namespace)
+	cm, err := cms.Get(ctx, b.cfg.ConfigMap, metav1.GetOptions{})
+	if err != nil {
+		return Status{}, fmt.Errorf("get configmap: %w", err)
+	}
+	previous := map[string]int64{}
+	if raw := cm.Annotations[AnnotationManaged]; raw != "" {
+		_ = json.Unmarshal([]byte(raw), &previous)
+	}
+	managed := map[string]int64{}
+	for ip, exp := range previous {
+		if exp > now.Unix() {
+			managed[ip] = exp
+		}
+	}
+	if _, exists := managed[addr.String()]; !exists && len(managed) >= b.cfg.MaxEntries {
+		return Status{}, fmt.Errorf("managed block list is full")
+	}
+	managed[addr.String()] = now.Add(b.cfg.BlockTTL).Unix()
+
+	status := Status{Enabled: true, DryRun: b.cfg.DryRun, Evaluated: now, Managed: managed, LastWrite: b.lastWrite}
+	if b.cfg.DryRun {
+		b.last = status
+		return status, nil
+	}
+	if !b.lastWrite.IsZero() && now.Sub(b.lastWrite) < b.cfg.MinWrite {
+		return status, fmt.Errorf("block list was recently updated; try again later")
+	}
+
+	current := splitCIDRs(cm.Data[b.cfg.Key])
+	manual := make([]string, 0, len(current))
+	for _, entry := range current {
+		if _, wasOurs := previous[entry]; !wasOurs {
+			manual = append(manual, entry)
+		}
+	}
+	desired := append(manual, managedList(managed)...)
+	if cm.Annotations == nil {
+		cm.Annotations = map[string]string{}
+	}
+	if cm.Data == nil {
+		cm.Data = map[string]string{}
+	}
+	state, _ := json.Marshal(managed)
+	cm.Annotations[AnnotationManaged] = string(state)
+	cm.Data[b.cfg.Key] = strings.Join(dedupSorted(desired), ",")
+	if _, err := cms.Update(ctx, cm, metav1.UpdateOptions{}); err != nil {
+		return Status{}, fmt.Errorf("update configmap: %w", err)
+	}
+	b.lastWrite, b.lastErr = now, ""
+	status.Wrote, status.LastWrite = true, now
+	b.last = status
+	log.Printf("blocker: manually added %s (expires %s)", addr, time.Unix(managed[addr.String()], 0).UTC().Format(time.RFC3339))
+	return status, nil
+}
+
 func New(cfg Config, client kubernetes.Interface, source Source) *Blocker {
 	d := DefaultConfig()
 	if cfg.Interval <= 0 {
@@ -350,6 +423,25 @@ func (b *Blocker) HandleStatus(w http.ResponseWriter, r *http.Request) {
 	_ = json.NewEncoder(w).Encode(s)
 }
 
+// HandleAdd serves POST /api/blocker/ips/{ip}. Register it behind
+// authentication; it never permits private or allowlisted addresses.
+func (b *Blocker) HandleAdd(w http.ResponseWriter, r *http.Request) {
+	status, err := b.Add(r.Context(), r.PathValue("ip"))
+	if err != nil {
+		code := http.StatusBadRequest
+		if strings.Contains(err.Error(), "recently updated") {
+			code = http.StatusTooManyRequests
+		}
+		http.Error(w, err.Error(), code)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	if status.DryRun {
+		w.WriteHeader(http.StatusAccepted)
+	}
+	_ = json.NewEncoder(w).Encode(status)
+}
+
 func splitCIDRs(v string) []string {
 	var out []string
 	for _, p := range strings.Split(v, ",") {

internal/collector/collector.go

@@ -22,6 +22,7 @@ import (
 	"git.tornberg.me/go-otel/internal/websocket"
 
 	"go.opentelemetry.io/collector/consumer"
+	"go.opentelemetry.io/collector/pdata/pcommon"
 	"go.opentelemetry.io/collector/pdata/plog"
 	"go.opentelemetry.io/collector/pdata/pmetric"
 	"go.opentelemetry.io/collector/pdata/ptrace"
@@ -42,6 +43,7 @@ type Collector struct {
 
 	ingestLimiter *ipRateLimiter
 	ingestKey     string
+	sourceMapKey  string
 
 	notifyIssuesFn func()
 
@@ -49,6 +51,7 @@ type Collector struct {
 	// The stats endpoints return 501 when it's nil so the UI can hide those
 	// views instead of erroring.
 	statsQuerier storage.StatsQuerier
+	sourceIPs    storage.SourceIPQuerier
 	sourceMaps   *sourcemaps.Resolver
 	kubeWatcher  *kube.Watcher
 	prometheus   *prometheus.Client
@@ -111,6 +114,9 @@ func (c *Collector) SetIngestKey(key string) {
 	c.ingestKey = key
 }
 
+// SetSourceMapKey sets the shared key required to upload source maps.
+func (c *Collector) SetSourceMapKey(key string) { c.sourceMapKey = key }
+
 // HoneypotRecorder receives suspicious request observations extracted from
 // telemetry. It is intentionally a small interface so the collector does not
 // depend on the HTTP honeypot implementation.
@@ -390,7 +396,9 @@ func (c *Collector) ConsumeTraces(ctx context.Context, td ptrace.Traces) error {
 		Data: buf,
 	}
 
-	c.broadcaster.Broadcast(&entry)
+	if c.broadcaster != nil {
+		c.broadcaster.Broadcast(&entry)
+	}
 	return nil
 }
 
@@ -411,7 +419,9 @@ func (c *Collector) ConsumeMetrics(ctx context.Context, md pmetric.Metrics) erro
 		Data: buf,
 	}
 
-	c.broadcaster.Broadcast(&entry)
+	if c.broadcaster != nil {
+		c.broadcaster.Broadcast(&entry)
+	}
 	return nil
 }
 
@@ -436,11 +446,50 @@ func (c *Collector) ConsumeLogs(ctx context.Context, ld plog.Logs) error {
 		Data: buf,
 	}
 
-	c.broadcaster.Broadcast(&entry)
+	if c.broadcaster != nil {
+		c.broadcaster.Broadcast(&entry)
+	}
 
 	return nil
 }
 
+// EmitInternalLog records a diagnostic generated by this server as an OTLP
+// log. Keeping these in the same pipeline as customer telemetry makes deploy
+// and ingestion problems visible in the UI's Logs view. Values are deliberately
+// limited to scalar attributes so callers cannot accidentally attach payloads.
+func (c *Collector) EmitInternalLog(ctx context.Context, severity plog.SeverityNumber, body string, attrs map[string]any, traceID pcommon.TraceID, spanID pcommon.SpanID) error {
+	logs := plog.NewLogs()
+	rl := logs.ResourceLogs().AppendEmpty()
+	rl.Resource().Attributes().PutStr("service.name", "go-otel")
+	rl.Resource().Attributes().PutStr("telemetry.sdk.name", "go-otel-internal")
+	sl := rl.ScopeLogs().AppendEmpty()
+	sl.Scope().SetName("git.tornberg.me/go-otel/internal")
+	record := sl.LogRecords().AppendEmpty()
+	record.SetTimestamp(pcommon.NewTimestampFromTime(time.Now()))
+	record.SetObservedTimestamp(pcommon.NewTimestampFromTime(time.Now()))
+	record.SetSeverityNumber(severity)
+	record.Body().SetStr(body)
+	if !traceID.IsEmpty() {
+		record.SetTraceID(traceID)
+	}
+	if !spanID.IsEmpty() {
+		record.SetSpanID(spanID)
+	}
+	for key, value := range attrs {
+		switch value := value.(type) {
+		case string:
+			record.Attributes().PutStr(key, value)
+		case int:
+			record.Attributes().PutInt(key, int64(value))
+		case int64:
+			record.Attributes().PutInt(key, value)
+		case bool:
+			record.Attributes().PutBool(key, value)
+		}
+	}
+	return c.ConsumeLogs(ctx, logs)
+}
+
 // Capabilities returns the capabilities of the collector.
 func (c *Collector) Capabilities() consumer.Capabilities {
 	return consumer.Capabilities{MutatesData: false}

internal/collector/collector_test.go

@@ -383,6 +383,21 @@ func TestHandleIssuesAndByID(t *testing.T) {
 		t.Fatalf("expected 200 for known issue id, got %d", rec.Code)
 	}
 
+	req = httptest.NewRequest(http.MethodPatch, "/api/issues/"+id, bytes.NewBufferString(`{"status":"resolved"}`))
+	req.SetPathValue("id", id)
+	rec = httptest.NewRecorder()
+	coll.HandleIssueByID(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("expected 200 when resolving known issue, got %d: %s", rec.Code, rec.Body.String())
+	}
+	var updated map[string]any
+	if err := json.Unmarshal(rec.Body.Bytes(), &updated); err != nil {
+		t.Fatalf("failed to decode updated issue response: %v", err)
+	}
+	if updated["status"] != "resolved" {
+		t.Fatalf("expected resolved issue, got %+v", updated["status"])
+	}
+
 	req = httptest.NewRequest(http.MethodGet, "/api/issues/missing", nil)
 	req.SetPathValue("id", "missing")
 	rec = httptest.NewRecorder()
@@ -530,6 +545,72 @@ func TestHandleLogsIngestKey(t *testing.T) {
 	}
 }
 
+func TestHandleLogsPodGuardianIntegration(t *testing.T) {
+	coll := New(noopBroadcaster{}, 10, nil)
+	coll.SetIngestKey("ingest-secret")
+
+	// Payload matching what fervent-franklin (k8s-pod-guardian) sends
+	payload := `{
+		"resourceLogs": [
+			{
+				"resource": {
+					"attributes": [
+						{ "key": "service.name", "value": { "stringValue": "payment-service" } },
+						{ "key": "service.environment", "value": { "stringValue": "production" } },
+						{ "key": "telemetry.source", "value": { "stringValue": "k8s-pod-guardian" } },
+						{ "key": "k8s.namespace.name", "value": { "stringValue": "default" } },
+						{ "key": "k8s.pod.name", "value": { "stringValue": "payment-api-6789-xyz" } },
+						{ "key": "k8s.container.name", "value": { "stringValue": "payment-api" } },
+						{ "key": "host.name", "value": { "stringValue": "worker-1" } }
+					]
+				},
+				"scopeLogs": [
+					{
+						"scope": { "name": "k8s-pod-guardian/crashloop-harvester" },
+						"logRecords": [
+							{
+								"timeUnixNano": "1779362400000000000",
+								"severityNumber": 17,
+								"severityText": "ERROR",
+								"body": {
+									"stringValue": "panic: database connection failed: dial tcp 10.96.0.10:5432: i/o timeout"
+								},
+								"attributes": [
+									{ "key": "k8s.container.restart_count", "value": { "stringValue": "5" } },
+									{ "key": "crashloop.reason", "value": { "stringValue": "CrashLoopBackOff" } }
+								]
+							}
+						]
+					}
+				]
+			}
+		]
+	}`
+
+	req := httptest.NewRequest(http.MethodPost, "/v1/logs", bytes.NewReader([]byte(payload)))
+	req.Header.Set("Content-Type", "application/json")
+	req.Header.Set("X-Otel-Ingest-Key", "ingest-secret")
+	req.RemoteAddr = "192.0.2.1:12345"
+
+	rec := httptest.NewRecorder()
+	coll.HandleLogs(rec, req)
+
+	if rec.Code != http.StatusOK {
+		t.Fatalf("expected status 200, got %d (body=%s)", rec.Code, rec.Body.String())
+	}
+
+	issues := coll.ListIssues(10)
+	if len(issues) != 1 {
+		t.Fatalf("expected 1 issue created from crash log, got %d", len(issues))
+	}
+	if issues[0].Service != "payment-service" {
+		t.Errorf("expected issue service 'payment-service', got %q", issues[0].Service)
+	}
+	if !strings.Contains(issues[0].Title, "panic: database connection failed") {
+		t.Errorf("unexpected issue title: %q", issues[0].Title)
+	}
+}
+
 func TestHandleLogsIngestRateLimited(t *testing.T) {
 	coll := New(noopBroadcaster{}, 10, nil)
 	body := []byte(`{"resourceLogs":[]}`)

internal/collector/handlers.go

@@ -4,7 +4,9 @@ package collector
 
 import (
 	"context"
+	"crypto/subtle"
 	"encoding/base64"
+	"encoding/hex"
 	"encoding/json"
 	"fmt"
 	"git.tornberg.me/go-otel/internal/sourcemaps"
@@ -20,6 +22,7 @@ import (
 	"git.tornberg.me/go-otel/internal/issues"
 	"git.tornberg.me/go-otel/internal/storage"
 	"git.tornberg.me/go-otel/internal/websocket"
+	"go.opentelemetry.io/collector/pdata/pcommon"
 	"go.opentelemetry.io/collector/pdata/plog"
 	"go.opentelemetry.io/collector/pdata/pmetric"
 	"go.opentelemetry.io/collector/pdata/ptrace"
@@ -477,32 +480,116 @@ func encodeIssueCursor(lastSeen int64, id string) string {
 // HandleSourceMap accepts a JavaScript source map for a deployed release.
 // Multipart fields: release, source, file.
 func (c *Collector) HandleSourceMap(w http.ResponseWriter, r *http.Request) {
+	traceID, spanID := traceContextFromRequest(r)
+	logUpload := func(severity plog.SeverityNumber, body string, attrs map[string]any) {
+		if err := c.EmitInternalLog(r.Context(), severity, body, attrs, traceID, spanID); err != nil {
+			log.Printf("failed to emit sourcemap diagnostic: %v", err)
+		}
+	}
+	logUpload(plog.SeverityNumberInfo, "sourcemap upload received", map[string]any{
+		"event.name":          "sourcemap.upload",
+		"http.route":          "/api/sourcemaps",
+		"http.request.method": r.Method,
+	})
 	if r.Method != http.MethodPost {
+		logUpload(plog.SeverityNumberWarn, "sourcemap upload rejected: method not allowed", map[string]any{
+			"event.name":              "sourcemap.upload.rejected",
+			"sourcemap.failure_stage": "method",
+		})
 		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
 		return
 	}
+	if !c.checkSourceMapKey(r) {
+		logUpload(plog.SeverityNumberWarn, "sourcemap upload rejected: invalid or missing key", map[string]any{
+			"event.name":              "sourcemap.upload.rejected",
+			"sourcemap.failure_stage": "auth",
+			"client.address":          clientIP(r),
+		})
+		http.Error(w, "invalid or missing sourcemap key", http.StatusUnauthorized)
+		return
+	}
 	if c.sourceMaps == nil {
+		logUpload(plog.SeverityNumberError, "sourcemap upload failed: resolver is not configured", map[string]any{
+			"event.name":              "sourcemap.upload.failed",
+			"sourcemap.failure_stage": "configuration",
+		})
 		http.Error(w, "source maps are not configured", http.StatusNotImplemented)
 		return
 	}
 	if err := r.ParseMultipartForm(50 << 20); err != nil {
+		logUpload(plog.SeverityNumberError, "sourcemap upload failed: invalid multipart body", map[string]any{
+			"event.name":              "sourcemap.upload.failed",
+			"sourcemap.failure_stage": "multipart",
+			"error.type":              "multipart_parse",
+		})
 		http.Error(w, "invalid multipart body", http.StatusBadRequest)
 		return
 	}
 	release, source := r.FormValue("release"), r.FormValue("source")
-	file, _, err := r.FormFile("file")
+	file, fileHeader, err := r.FormFile("file")
 	if err != nil {
+		logUpload(plog.SeverityNumberError, "sourcemap upload failed: file is missing", map[string]any{
+			"event.name":              "sourcemap.upload.failed",
+			"sourcemap.failure_stage": "file",
+			"sourcemap.release":       release,
+			"sourcemap.source":        source,
+			"error.type":              "missing_file",
+		})
 		http.Error(w, "file is required", http.StatusBadRequest)
 		return
 	}
 	defer file.Close()
 	if err := c.sourceMaps.Upload(release, source, file); err != nil {
+		logUpload(plog.SeverityNumberError, "sourcemap upload failed", map[string]any{
+			"event.name":              "sourcemap.upload.failed",
+			"sourcemap.failure_stage": "store",
+			"sourcemap.release":       release,
+			"sourcemap.source":        source,
+			"sourcemap.size_bytes":    fileHeader.Size,
+			"error.type":              "source_map_invalid_or_unwritable",
+			"error.message":           err.Error(),
+		})
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
 	}
+	logUpload(plog.SeverityNumberInfo, "sourcemap upload stored", map[string]any{
+		"event.name":           "sourcemap.upload.stored",
+		"sourcemap.release":    release,
+		"sourcemap.source":     source,
+		"sourcemap.size_bytes": fileHeader.Size,
+	})
 	w.WriteHeader(http.StatusCreated)
 }
 
+// checkSourceMapKey authenticates a source map upload against the shared
+// OTEL_SOURCEMAP_KEY (X-Sourcemap-Key header). Uploads are refused while no key
+// is configured so the endpoint is never open by accident.
+func (c *Collector) checkSourceMapKey(r *http.Request) bool {
+	if c.sourceMapKey == "" {
+		return false
+	}
+	got := r.Header.Get("X-Sourcemap-Key")
+	return subtle.ConstantTimeCompare([]byte(got), []byte(c.sourceMapKey)) == 1
+}
+
+// traceContextFromRequest preserves the caller's trace linkage for internal
+// logs when the upload came through an instrumented client or proxy.
+func traceContextFromRequest(r *http.Request) (pcommon.TraceID, pcommon.SpanID) {
+	var traceID pcommon.TraceID
+	var spanID pcommon.SpanID
+	parts := strings.Split(r.Header.Get("Traceparent"), "-")
+	if len(parts) != 4 || len(parts[1]) != 32 || len(parts[2]) != 16 {
+		return traceID, spanID
+	}
+	if _, err := hex.Decode(traceID[:], []byte(parts[1])); err != nil {
+		return pcommon.NewTraceIDEmpty(), pcommon.NewSpanIDEmpty()
+	}
+	if _, err := hex.Decode(spanID[:], []byte(parts[2])); err != nil {
+		return pcommon.NewTraceIDEmpty(), pcommon.NewSpanIDEmpty()
+	}
+	return traceID, spanID
+}
+
 // HandleListSourceMaps lists the release/source pairs currently loaded, so a
 // deploy can verify its uploads (and that they survived a restart).
 func (c *Collector) HandleListSourceMaps(w http.ResponseWriter, r *http.Request) {
@@ -518,6 +605,18 @@ func (c *Collector) HandleListSourceMaps(w http.ResponseWriter, r *http.Request)
 // uploaded source maps. Body: {"items":[{"release":"...","stacktrace":"..."}]};
 // the response has one resolved stacktrace per item, in order.
 func (c *Collector) HandleResolveStacks(w http.ResponseWriter, r *http.Request) {
+	traceID, spanID := traceContextFromRequest(r)
+	logResolve := func(severity plog.SeverityNumber, body string, attrs map[string]any) {
+		if err := c.EmitInternalLog(r.Context(), severity, body, attrs, traceID, spanID); err != nil {
+			log.Printf("failed to emit sourcemap diagnostic: %v", err)
+		}
+	}
+	logResolve(plog.SeverityNumberInfo, "sourcemap resolution received", map[string]any{
+		"event.name":               "sourcemap.resolve",
+		"http.route":               "/api/sourcemaps/resolve",
+		"http.request.method":      r.Method,
+		"sourcemap.resolver_ready": c.sourceMaps != nil,
+	})
 	var req struct {
 		Items []struct {
 			Release    string `json:"release"`
@@ -525,11 +624,17 @@ func (c *Collector) HandleResolveStacks(w http.ResponseWriter, r *http.Request)
 		} `json:"items"`
 	}
 	if err := json.NewDecoder(http.MaxBytesReader(w, r.Body, 4<<20)).Decode(&req); err != nil {
+		logResolve(plog.SeverityNumberError, "sourcemap resolution failed: invalid body", map[string]any{
+			"event.name":              "sourcemap.resolve.failed",
+			"sourcemap.failure_stage": "decode",
+			"error.type":              "invalid_json",
+		})
 		http.Error(w, "invalid body", http.StatusBadRequest)
 		return
 	}
 	out := make([]string, len(req.Items))
 	frames := make([][]sourcemaps.Frame, len(req.Items))
+	statusCounts := map[string]int{}
 	for i, it := range req.Items {
 		out[i] = it.Stacktrace
 		frames[i] = []sourcemaps.Frame{}
@@ -537,7 +642,20 @@ func (c *Collector) HandleResolveStacks(w http.ResponseWriter, r *http.Request)
 			out[i] = c.sourceMaps.ResolveStack(it.Release, it.Stacktrace)
 			frames[i] = c.sourceMaps.ResolveFrames(it.Release, it.Stacktrace)
 		}
+		for _, frame := range frames[i] {
+			statusCounts[frame.Status]++
+		}
 	}
+	logResolve(plog.SeverityNumberInfo, "sourcemap resolution completed", map[string]any{
+		"event.name":               "sourcemap.resolve.completed",
+		"sourcemap.item_count":     len(req.Items),
+		"sourcemap.frame_count":    statusCounts["mapped"] + statusCounts["no-release"] + statusCounts["no-map"] + statusCounts["unmapped"],
+		"sourcemap.mapped":         statusCounts["mapped"],
+		"sourcemap.no_release":     statusCounts["no-release"],
+		"sourcemap.no_map":         statusCounts["no-map"],
+		"sourcemap.unmapped":       statusCounts["unmapped"],
+		"sourcemap.resolver_ready": c.sourceMaps != nil,
+	})
 	w.Header().Set("Content-Type", "application/json")
 	_ = json.NewEncoder(w).Encode(map[string]any{"resolved": out, "frames": frames})
 }

internal/collector/issue_traces.go

@@ -175,6 +175,28 @@ func (c *Collector) HandleIssueTraces(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+// HandleIssueSources returns all distinct source IPs recorded for an issue.
+// This is separate from /traces because trace pages intentionally bound the
+// number of raw samples returned per trace.
+func (c *Collector) HandleIssueSources(w http.ResponseWriter, r *http.Request) {
+	id := r.PathValue("id")
+	if c.occStore == nil {
+		http.Error(w, "issue source history requires ClickHouse storage", http.StatusNotImplemented)
+		return
+	}
+	sources, err := c.occStore.IssueSources(r.Context(), id)
+	if err != nil {
+		log.Printf("failed to load issue sources %s: %v", id, err)
+		http.Error(w, "failed to load issue sources", http.StatusInternalServerError)
+		return
+	}
+	if sources == nil {
+		sources = []storage.IssueSource{}
+	}
+	w.Header().Set("Content-Type", "application/json")
+	_ = json.NewEncoder(w).Encode(sources)
+}
+
 // groupInMemory builds the same shape from the tracker's bounded samples,
 // newest trace first.
 func groupInMemory(samples []issues.Sample) ([]issueTraceJSON, []issues.Sample) {

internal/collector/issue_traces_test.go

@@ -34,6 +34,10 @@ func (o *occStore) IssueTraces(context.Context, string, storage.IssueTracesOptio
 	return o.page, nil
 }
 
+func (o *occStore) IssueSources(context.Context, string) ([]storage.IssueSource, error) {
+	return nil, nil
+}
+
 func (o *occStore) TraceEntries(context.Context, string, int) ([]websocket.HistoryEntry, error) {
 	return nil, nil
 }

internal/collector/source_ips.go

@@ -0,0 +1,110 @@
+package collector
+
+import (
+	"encoding/json"
+	"log"
+	"net/http"
+	"net/netip"
+	"strings"
+	"time"
+
+	"git.tornberg.me/go-otel/internal/features"
+	"git.tornberg.me/go-otel/internal/storage"
+	"git.tornberg.me/go-otel/internal/triage"
+	"git.tornberg.me/go-otel/internal/uaclass"
+)
+
+// SetSourceIPQuerier enables the source address endpoints.
+func (c *Collector) SetSourceIPQuerier(q storage.SourceIPQuerier) { c.sourceIPs = q }
+
+func (c *Collector) sourceIPsEnabled(w http.ResponseWriter) bool {
+	if c.sourceIPs == nil {
+		statsNotEnabled(w)
+		return false
+	}
+	return true
+}
+
+// HandleSourceIPs lists every unique source address ever recorded.
+// Query: q (substring), hours (only addresses seen within), limit.
+func (c *Collector) HandleSourceIPs(w http.ResponseWriter, r *http.Request) {
+	if !c.sourceIPsEnabled(w) {
+		return
+	}
+	var since time.Time
+	if _, hours := parseStatsCommon(r); r.URL.Query().Get("hours") != "" {
+		since = time.Now().Add(-time.Duration(hours) * time.Hour)
+	}
+	ips, err := c.sourceIPs.SourceIPs(r.Context(), strings.TrimSpace(r.URL.Query().Get("q")), since, parseLimit(r, 200))
+	if err != nil {
+		log.Printf("failed to list source ips: %v", err)
+		http.Error(w, "failed to list source ips", http.StatusInternalServerError)
+		return
+	}
+	// Judge scanning behaviour over the last week for the whole page in one
+	// query. A failure only drops the hints; the list itself is still useful.
+	addrs := make([]string, len(ips))
+	for i := range ips {
+		addrs[i] = ips[i].IP
+	}
+	if routes, err := c.sourceIPs.SourceIPRoutes(r.Context(), addrs, time.Now().Add(-7*24*time.Hour)); err != nil {
+		log.Printf("failed to assess source ips: %v", err)
+	} else {
+		for i := range ips {
+			ips[i].BadActor, ips[i].ProbePaths = assessSourceIP(ips[i].IP, routes[ips[i].IP])
+		}
+	}
+	w.Header().Set("Content-Type", "application/json")
+	_ = json.NewEncoder(w).Encode(map[string]any{"ips": ips})
+}
+
+// HandleSourceIPActivity lists the recent requests made from one address.
+// Query: hours (default 168), limit.
+func (c *Collector) HandleSourceIPActivity(w http.ResponseWriter, r *http.Request) {
+	if !c.sourceIPsEnabled(w) {
+		return
+	}
+	addr, err := netip.ParseAddr(r.PathValue("ip"))
+	if err != nil {
+		http.Error(w, "invalid ip", http.StatusBadRequest)
+		return
+	}
+	_, hours := parseStatsCommon(r)
+	if r.URL.Query().Get("hours") == "" {
+		hours = 24 * 7
+	}
+	events, err := c.sourceIPs.SourceIPActivity(r.Context(), addr.String(), time.Now().Add(-time.Duration(hours)*time.Hour), parseLimit(r, 200))
+	if err != nil {
+		log.Printf("failed to load source ip activity: %v", err)
+		http.Error(w, "failed to load source ip activity", http.StatusInternalServerError)
+		return
+	}
+	reason, probes := assessSourceIP(addr.String(), events)
+	w.Header().Set("Content-Type", "application/json")
+	_ = json.NewEncoder(w).Encode(map[string]any{
+		"ip": addr.String(), "hours": hours, "events": events,
+		// badActor is the first matching features.MarkBadActors rule over the
+		// returned window; probePaths is how many distinct probe paths it hit.
+		"badActor": reason, "probePaths": probes,
+	})
+}
+
+// assessSourceIP applies the same bad-actor rules the detector uses to one
+// address's requests, so the hint in the UI never disagrees with triage.
+func assessSourceIP(ip string, events []storage.SourceIPEvent) (reason string, probePaths int) {
+	fe := make([]features.Event, len(events))
+	probes := map[string]struct{}{}
+	for i, e := range events {
+		fe[i] = features.Event{Route: e.Route, StatusCode: int(e.StatusCode), ClientIP: ip, UAClass: uaclass.Of(e.UserAgent)}
+		if triage.IsProbePath(e.Route) {
+			probes[e.Route] = struct{}{}
+		}
+	}
+	features.MarkBadActors(fe, features.BadActorConfig{})
+	for _, e := range fe {
+		if e.BadActor != "" {
+			return e.BadActor, len(probes)
+		}
+	}
+	return "", len(probes)
+}

internal/collector/source_ips_test.go

@@ -0,0 +1,30 @@
+package collector
+
+import (
+	"fmt"
+	"testing"
+
+	"git.tornberg.me/go-otel/internal/storage"
+)
+
+func TestAssessSourceIP(t *testing.T) {
+	ev := func(route string, status uint16, ua string) storage.SourceIPEvent {
+		return storage.SourceIPEvent{Route: route, StatusCode: status, UserAgent: ua}
+	}
+	browser := "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 Chrome/120 Safari/537.36"
+
+	if r, _ := assessSourceIP("1.2.3.4", []storage.SourceIPEvent{ev("/", 200, browser), ev("/cart", 200, browser)}); r != "" {
+		t.Errorf("normal traffic flagged as %q", r)
+	}
+	probes := []storage.SourceIPEvent{ev("/.env", 404, browser), ev("/.git/config", 404, browser), ev("/wp-admin", 404, browser)}
+	if r, n := assessSourceIP("1.2.3.4", probes); r != "probe-scanner" || n != 3 {
+		t.Errorf("probes: got %q, %d", r, n)
+	}
+	var walk []storage.SourceIPEvent
+	for i := 0; i < 15; i++ {
+		walk = append(walk, ev(fmt.Sprintf("/missing-%d", i), 404, browser))
+	}
+	if r, _ := assessSourceIP("1.2.3.4", walk); r != "enumerator" {
+		t.Errorf("enumeration: got %q", r)
+	}
+}

internal/investigation/investigation.go

@@ -0,0 +1,509 @@
+// Package investigation provides bounded, authenticated IP enrichment for the
+// operator UI. Passive lookups use PTR and RDAP. Active probing is deliberately
+// disabled unless the operator enables it explicitly.
+package investigation
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"encoding/xml"
+	"fmt"
+	"io"
+	"log"
+	"net"
+	"net/http"
+	"net/netip"
+	"os"
+	"os/exec"
+	"strings"
+	"sync"
+	"time"
+)
+
+type Config struct {
+	NmapEnabled bool
+	NmapBinary  string
+	// NmapTimeout bounds one whole scan (OTEL_IP_INVESTIGATION_NMAP_TIMEOUT,
+	// a Go duration; default 5m). nmap's own --host-timeout is set below it.
+	NmapTimeout time.Duration
+}
+
+func ConfigFromEnv() Config {
+	binary := os.Getenv("OTEL_IP_INVESTIGATION_NMAP_BINARY")
+	if binary == "" {
+		binary = "nmap"
+	}
+	timeout := 5 * time.Minute
+	if d, err := time.ParseDuration(os.Getenv("OTEL_IP_INVESTIGATION_NMAP_TIMEOUT")); err == nil && d >= 30*time.Second {
+		timeout = d
+	}
+	return Config{NmapEnabled: strings.EqualFold(os.Getenv("OTEL_IP_INVESTIGATION_NMAP"), "true"), NmapBinary: binary, NmapTimeout: timeout}
+}
+
+type Service struct {
+	Port     uint16 `json:"port"`
+	Protocol string `json:"protocol"`
+	State    string `json:"state"`
+	Name     string `json:"name,omitempty"`
+	Product  string `json:"product,omitempty"`
+	Version  string `json:"version,omitempty"`
+	// Scripts holds selected NSE output keyed by script id (http-title, ssl-cert).
+	Scripts map[string]string `json:"scripts,omitempty"`
+}
+
+// Debug describes how an active scan ran, so the UI can explain failures.
+type Debug struct {
+	Command    string `json:"command"`
+	DurationMs int64  `json:"durationMs"`
+	ExitError  string `json:"exitError,omitempty"`
+	TimedOut   bool   `json:"timedOut,omitempty"`
+	Stderr     string `json:"stderr,omitempty"`
+	HostState  string `json:"hostState,omitempty"`
+	Summary    string `json:"summary,omitempty"`
+	Partial    bool   `json:"partial,omitempty"`
+}
+
+type errorBody struct {
+	Error string `json:"error"`
+	Debug *Debug `json:"debug,omitempty"`
+}
+
+type PassiveResult struct {
+	IP          string   `json:"ip"`
+	Hostnames   []string `json:"hostnames,omitempty"`
+	RDAP        *RDAP    `json:"rdap,omitempty"`
+	Warnings    []string `json:"warnings,omitempty"`
+	CompletedAt string   `json:"completedAt"`
+}
+
+type RDAP struct {
+	Name         string `json:"name,omitempty"`
+	Handle       string `json:"handle,omitempty"`
+	Start        string `json:"start,omitempty"`
+	End          string `json:"end,omitempty"`
+	Country      string `json:"country,omitempty"`
+	Registry     string `json:"registry,omitempty"`
+	Organization string `json:"organization,omitempty"`
+	AbuseEmail   string `json:"abuseEmail,omitempty"`
+}
+
+type ActiveResult struct {
+	IP          string    `json:"ip"`
+	Services    []Service `json:"services,omitempty"`
+	Debug       *Debug    `json:"debug,omitempty"`
+	CompletedAt string    `json:"completedAt"`
+}
+
+// Record is one investigation of one address, as returned to the UI and
+// persisted. Status is running, done or failed; only finished records are
+// stored, so a restart drops in-flight jobs rather than leaving them running.
+type Record struct {
+	IP         string         `json:"ip"`
+	Mode       string         `json:"mode"`
+	Status     string         `json:"status"`
+	StartedAt  time.Time      `json:"startedAt"`
+	FinishedAt *time.Time     `json:"finishedAt,omitempty"`
+	Error      string         `json:"error,omitempty"`
+	Passive    *PassiveResult `json:"passive,omitempty"`
+	Active     *ActiveResult  `json:"active,omitempty"`
+	// Debug is kept on failures, where there is no Active result to hold it.
+	Debug *Debug `json:"debug,omitempty"`
+}
+
+// Store persists finished records. Nil means in-memory only.
+type Store interface {
+	Save(ctx context.Context, rec Record) error
+	Load(ctx context.Context, ip string) ([]Record, error)
+}
+
+type Handler struct {
+	cfg      Config
+	client   *http.Client
+	store    Store
+	lastScan time.Time
+	mu       sync.Mutex
+	jobs     map[string]*Record // key: ip|mode; latest in-process record
+}
+
+func NewHandler(cfg Config, store Store) *Handler {
+	if cfg.NmapTimeout <= 0 {
+		cfg.NmapTimeout = 5 * time.Minute
+	}
+	return &Handler{cfg: cfg, store: store, client: &http.Client{Timeout: 8 * time.Second}, jobs: map[string]*Record{}}
+}
+
+func parsePublicIP(r *http.Request) (netip.Addr, bool) {
+	ip, err := netip.ParseAddr(strings.TrimSpace(r.PathValue("ip")))
+	return ip, err == nil && ip.IsGlobalUnicast() && !ip.IsPrivate() && !ip.IsLoopback()
+}
+
+func writeJSON(w http.ResponseWriter, code int, v any) {
+	w.Header().Set("Content-Type", "application/json")
+	w.Header().Set("Cache-Control", "private, no-store")
+	w.WriteHeader(code)
+	json.NewEncoder(w).Encode(v)
+}
+
+// Start (POST) queues an investigation and returns immediately; poll Get.
+func (h *Handler) Start(w http.ResponseWriter, r *http.Request) {
+	ip, ok := parsePublicIP(r)
+	if !ok {
+		writeJSON(w, http.StatusBadRequest, errorBody{Error: "only public unicast IPs can be investigated"})
+		return
+	}
+	var req struct {
+		Mode string `json:"mode"`
+	}
+	if err := json.NewDecoder(io.LimitReader(r.Body, 256)).Decode(&req); err != nil {
+		writeJSON(w, http.StatusBadRequest, errorBody{Error: "invalid investigation request"})
+		return
+	}
+	if req.Mode != "passive" && req.Mode != "active" {
+		writeJSON(w, http.StatusBadRequest, errorBody{Error: "mode must be passive or active"})
+		return
+	}
+	if req.Mode == "active" && !h.cfg.NmapEnabled {
+		writeJSON(w, http.StatusNotImplemented, errorBody{Error: "active investigation is disabled; set OTEL_IP_INVESTIGATION_NMAP=true"})
+		return
+	}
+	key := ip.String() + "|" + req.Mode
+	h.mu.Lock()
+	if cur := h.jobs[key]; cur != nil && cur.Status == "running" {
+		rec := *cur
+		h.mu.Unlock()
+		writeJSON(w, http.StatusAccepted, rec)
+		return
+	}
+	if req.Mode == "active" && time.Since(h.lastScan) < 30*time.Second {
+		h.mu.Unlock()
+		writeJSON(w, http.StatusTooManyRequests, errorBody{Error: "active investigations are rate limited to one per 30s; retry shortly"})
+		return
+	}
+	if req.Mode == "active" {
+		h.lastScan = time.Now()
+	}
+	rec := &Record{IP: ip.String(), Mode: req.Mode, Status: "running", StartedAt: time.Now().UTC()}
+	h.jobs[key] = rec
+	snapshot := *rec
+	h.mu.Unlock()
+
+	go h.run(key, ip, rec)
+	writeJSON(w, http.StatusAccepted, snapshot)
+}
+
+// Get returns the latest passive and active record for an address: running
+// jobs from memory, otherwise whatever was last stored.
+func (h *Handler) Get(w http.ResponseWriter, r *http.Request) {
+	ip, ok := parsePublicIP(r)
+	if !ok {
+		writeJSON(w, http.StatusBadRequest, errorBody{Error: "only public unicast IPs can be investigated"})
+		return
+	}
+	out := map[string]Record{}
+	if h.store != nil {
+		if recs, err := h.store.Load(r.Context(), ip.String()); err != nil {
+			log.Printf("ip investigation: load %s: %v", ip, err)
+		} else {
+			for _, rec := range recs {
+				out[rec.Mode] = rec
+			}
+		}
+	}
+	h.mu.Lock()
+	for _, mode := range []string{"passive", "active"} {
+		if cur := h.jobs[ip.String()+"|"+mode]; cur != nil {
+			out[mode] = *cur
+		}
+	}
+	h.mu.Unlock()
+	writeJSON(w, http.StatusOK, map[string]any{"ip": ip.String(), "records": out})
+}
+
+func (h *Handler) run(key string, ip netip.Addr, rec *Record) {
+	timeout := 45 * time.Second
+	if rec.Mode == "active" {
+		timeout = h.cfg.NmapTimeout
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), timeout)
+	defer cancel()
+
+	var passive *PassiveResult
+	var active *ActiveResult
+	var err error
+	if rec.Mode == "passive" {
+		passive = h.passive(ctx, ip)
+	} else {
+		active, err = h.active(ctx, ip)
+	}
+
+	now := time.Now().UTC()
+	h.mu.Lock()
+	rec.FinishedAt = &now
+	rec.Passive, rec.Active = passive, active
+	if err != nil {
+		rec.Status, rec.Error = "failed", err.Error()
+		if active != nil {
+			rec.Debug = active.Debug
+		}
+		log.Printf("ip investigation: nmap %s: %v (debug=%+v)", ip, err, rec.Debug)
+	} else {
+		rec.Status = "done"
+	}
+	final := *rec
+	h.mu.Unlock()
+
+	if h.store != nil {
+		sctx, scancel := context.WithTimeout(context.Background(), 10*time.Second)
+		defer scancel()
+		if err := h.store.Save(sctx, final); err != nil {
+			log.Printf("ip investigation: save %s/%s: %v", ip, final.Mode, err)
+		}
+	}
+}
+
+func (h *Handler) passive(ctx context.Context, ip netip.Addr) *PassiveResult {
+	result := &PassiveResult{IP: ip.String(), CompletedAt: time.Now().UTC().Format(time.RFC3339)}
+	if names, err := net.DefaultResolver.LookupAddr(ctx, ip.String()); err == nil {
+		for _, name := range names {
+			result.Hostnames = append(result.Hostnames, strings.TrimSuffix(name, "."))
+		}
+	} else {
+		result.Warnings = append(result.Warnings, "reverse DNS lookup returned no name")
+	}
+	if rdap, err := h.lookupRDAP(ctx, ip); err == nil {
+		result.RDAP = rdap
+	} else {
+		result.Warnings = append(result.Warnings, "RDAP lookup unavailable")
+	}
+	return result
+}
+
+// IANA's RDAP bootstrap format is an array of tuples, not an array of
+// objects: [ ["prefix", ...], ["https://rdap.example/", ...] ].
+type bootstrap struct {
+	Services [][]json.RawMessage `json:"services"`
+}
+
+func (b bootstrap) serviceFor(ip netip.Addr) (string, bool) {
+	for _, service := range b.Services {
+		if len(service) < 2 {
+			continue
+		}
+		var prefixes, urls []string
+		if json.Unmarshal(service[0], &prefixes) != nil || json.Unmarshal(service[1], &urls) != nil || len(urls) == 0 {
+			continue
+		}
+		for _, prefix := range prefixes {
+			p, err := netip.ParsePrefix(prefix)
+			if err == nil && p.Contains(ip) {
+				return urls[0], true
+			}
+		}
+	}
+	return "", false
+}
+
+type rdapEntity struct {
+	Roles    []string     `json:"roles"`
+	VCard    []any        `json:"vcardArray"`
+	Entities []rdapEntity `json:"entities"`
+}
+
+type rdapResponse struct {
+	Name     string       `json:"name"`
+	Handle   string       `json:"handle"`
+	Start    string       `json:"startAddress"`
+	End      string       `json:"endAddress"`
+	Country  string       `json:"country"`
+	Entities []rdapEntity `json:"entities"`
+}
+
+func (h *Handler) lookupRDAP(ctx context.Context, ip netip.Addr) (*RDAP, error) {
+	bootstrapURL := "https://data.iana.org/rdap/ipv4.json"
+	if ip.Is6() {
+		bootstrapURL = "https://data.iana.org/rdap/ipv6.json"
+	}
+	var b bootstrap
+	if err := h.getJSON(ctx, bootstrapURL, &b); err != nil {
+		return nil, err
+	}
+	serviceURL, ok := b.serviceFor(ip)
+	if !ok {
+		return nil, fmt.Errorf("no RDAP service for %s", ip)
+	}
+	var out rdapResponse
+	if err := h.getJSON(ctx, strings.TrimRight(serviceURL, "/")+"/ip/"+ip.String(), &out); err != nil {
+		return nil, err
+	}
+	organization, abuseEmail := rdapContacts(out.Entities)
+	return &RDAP{
+		Name: out.Name, Handle: out.Handle, Start: out.Start, End: out.End,
+		Country: out.Country, Registry: serviceURL, Organization: organization, AbuseEmail: abuseEmail,
+	}, nil
+
+}
+
+func rdapContacts(entities []rdapEntity) (organization, abuseEmail string) {
+	for _, entity := range entities {
+		fn, email := vcardFields(entity.VCard)
+		for _, role := range entity.Roles {
+			switch role {
+			case "registrant", "administrative", "technical":
+				if organization == "" {
+					organization = fn
+				}
+			case "abuse":
+				if abuseEmail == "" {
+					abuseEmail = email
+				}
+			}
+		}
+		if childOrg, childEmail := rdapContacts(entity.Entities); organization == "" {
+			organization = childOrg
+			if abuseEmail == "" {
+				abuseEmail = childEmail
+			}
+		} else if abuseEmail == "" {
+			_, abuseEmail = rdapContacts(entity.Entities)
+		}
+	}
+	return organization, abuseEmail
+}
+
+func (h *Handler) getJSON(ctx context.Context, url string, dst any) error {
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
+	if err != nil {
+		return err
+	}
+	req.Header.Set("Accept", "application/rdap+json, application/json")
+	resp, err := h.client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode/100 != 2 {
+		return fmt.Errorf("HTTP %s", resp.Status)
+	}
+	return json.NewDecoder(io.LimitReader(resp.Body, 1<<20)).Decode(dst)
+}
+
+// vcardFields extracts fn and email from a jCard ["vcard", [[name, params, type, value], ...]].
+func vcardFields(card []any) (fn, email string) {
+	if len(card) < 2 {
+		return
+	}
+	props, _ := card[1].([]any)
+	for _, p := range props {
+		prop, _ := p.([]any)
+		if len(prop) < 4 {
+			continue
+		}
+		name, _ := prop[0].(string)
+		val, _ := prop[3].(string)
+		switch name {
+		case "fn":
+			fn = val
+		case "email":
+			if email == "" {
+				email = val
+			}
+		}
+	}
+	return
+}
+
+type nmapXML struct {
+	Hosts []struct {
+		Status struct {
+			State  string `xml:"state,attr"`
+			Reason string `xml:"reason,attr"`
+		} `xml:"status"`
+		Ports struct {
+			ExtraPorts []struct {
+				State string `xml:"state,attr"`
+				Count int    `xml:"count,attr"`
+			} `xml:"extraports"`
+			Ports []struct {
+				Protocol string `xml:"protocol,attr"`
+				Port     uint16 `xml:"portid,attr"`
+				State    struct {
+					Value string `xml:"state,attr"`
+				} `xml:"state"`
+				Service struct {
+					Name    string `xml:"name,attr"`
+					Product string `xml:"product,attr"`
+					Version string `xml:"version,attr"`
+				} `xml:"service"`
+				Scripts []struct {
+					ID     string `xml:"id,attr"`
+					Output string `xml:"output,attr"`
+				} `xml:"script"`
+			} `xml:"port"`
+		} `xml:"ports"`
+	} `xml:"host"`
+	Finished struct {
+		Summary string `xml:"summary,attr"`
+	} `xml:"runstats>finished"`
+}
+
+func (h *Handler) active(ctx context.Context, ip netip.Addr) (*ActiveResult, error) {
+	// --host-timeout makes nmap stop itself and emit valid XML with whatever it
+	// found; the context deadline is only a backstop and stays well above it.
+	hostTimeout := fmt.Sprintf("%ds", int((h.cfg.NmapTimeout - 15*time.Second).Seconds()))
+	args := []string{"-Pn", "-n", "-T4", "--max-retries", "1", "--host-timeout", hostTimeout, "--version-light", "-sV",
+		"--script", "ssl-cert,http-title", "--top-ports", "100", "--open", "-oX", "-", ip.String()}
+	result := &ActiveResult{IP: ip.String(), Debug: &Debug{Command: h.cfg.NmapBinary + " " + strings.Join(args, " ")}}
+	start := time.Now()
+	cmd := exec.CommandContext(ctx, h.cfg.NmapBinary, args...)
+	var stdout, stderr bytes.Buffer
+	cmd.Stdout, cmd.Stderr = &stdout, &stderr
+	err := cmd.Run()
+	result.Debug.DurationMs = time.Since(start).Milliseconds()
+	result.Debug.Stderr = truncate(strings.TrimSpace(stderr.String()), 2000)
+	result.CompletedAt = time.Now().UTC().Format(time.RFC3339)
+	if err != nil {
+		result.Debug.ExitError = err.Error()
+		result.Debug.TimedOut = ctx.Err() != nil
+		if result.Debug.TimedOut {
+			return result, fmt.Errorf("nmap exceeded the %s scan deadline and was killed", h.cfg.NmapTimeout)
+		}
+		return result, fmt.Errorf("nmap failed: %w", err)
+	}
+	var parsed nmapXML
+	if err := xml.Unmarshal(stdout.Bytes(), &parsed); err != nil {
+		result.Debug.ExitError = "unparseable nmap XML: " + err.Error()
+		return result, fmt.Errorf("could not parse nmap output: %w", err)
+	}
+	result.Debug.Summary = parsed.Finished.Summary
+	for _, host := range parsed.Hosts {
+		result.Debug.HostState = host.Status.State
+		if host.Status.Reason != "" {
+			result.Debug.HostState += " (" + host.Status.Reason + ")"
+		}
+		for _, x := range host.Ports.ExtraPorts {
+			result.Debug.Summary += fmt.Sprintf("; %d ports %s", x.Count, x.State)
+		}
+		for _, p := range host.Ports.Ports {
+			svc := Service{Port: p.Port, Protocol: p.Protocol, State: p.State.Value, Name: p.Service.Name, Product: p.Service.Product, Version: p.Service.Version}
+			for _, sc := range p.Scripts {
+				if svc.Scripts == nil {
+					svc.Scripts = map[string]string{}
+				}
+				svc.Scripts[sc.ID] = truncate(sc.Output, 600)
+			}
+			result.Services = append(result.Services, svc)
+		}
+	}
+	if strings.Contains(result.Debug.Summary, "timed out") || len(parsed.Hosts) == 0 {
+		result.Debug.Partial = true
+	}
+	return result, nil
+}
+
+func truncate(s string, n int) string {
+	if len(s) <= n {
+		return s
+	}
+	return s[:n] + "…"
+}

internal/investigation/investigation_test.go

@@ -0,0 +1,37 @@
+package investigation
+
+import (
+	"encoding/json"
+	"net/netip"
+	"testing"
+)
+
+func TestBootstrapServiceFor(t *testing.T) {
+	var b bootstrap
+	err := json.Unmarshal([]byte(`{
+    "services": [
+      [["8.0.0.0/8"], ["https://rdap.example.test/"]],
+      [["2001:db8::/32"], ["https://rdap6.example.test/"]]
+    ]
+  }`), &b)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got, ok := b.serviceFor(netip.MustParseAddr("8.8.8.8")); !ok || got != "https://rdap.example.test/" {
+		t.Fatalf("IPv4 service = %q, %v", got, ok)
+	}
+	if got, ok := b.serviceFor(netip.MustParseAddr("2001:db8::1")); !ok || got != "https://rdap6.example.test/" {
+		t.Fatalf("IPv6 service = %q, %v", got, ok)
+	}
+}
+
+func TestRdapContacts(t *testing.T) {
+	entities := []rdapEntity{
+		{Roles: []string{"registrant"}, VCard: []any{"vcard", []any{[]any{"fn", map[string]any{}, "text", "Example Org"}}}},
+		{Roles: []string{"abuse"}, VCard: []any{"vcard", []any{[]any{"email", map[string]any{}, "text", "abuse@example.test"}}}},
+	}
+	org, email := rdapContacts(entities)
+	if org != "Example Org" || email != "abuse@example.test" {
+		t.Fatalf("contacts = %q, %q", org, email)
+	}
+}

internal/investigation/store.go

@@ -0,0 +1,66 @@
+package investigation
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/ClickHouse/clickhouse-go/v2/lib/driver"
+)
+
+// ClickHouseStore keeps the latest finished record per (ip, mode) as JSON.
+// No TTL: what an address turned out to be is worth keeping.
+type ClickHouseStore struct {
+	conn driver.Conn
+	db   string
+}
+
+func NewClickHouseStore(ctx context.Context, conn driver.Conn, db string) (*ClickHouseStore, error) {
+	err := conn.Exec(ctx, fmt.Sprintf(`CREATE TABLE IF NOT EXISTS %s.ip_investigations (
+		ip String,
+		mode LowCardinality(String),
+		status LowCardinality(String),
+		started_at DateTime64(3, 'UTC'),
+		finished_at DateTime64(3, 'UTC'),
+		record String
+	) ENGINE = ReplacingMergeTree(finished_at)
+	ORDER BY (ip, mode)`, db))
+	if err != nil {
+		return nil, err
+	}
+	return &ClickHouseStore{conn: conn, db: db}, nil
+}
+
+func (s *ClickHouseStore) Save(ctx context.Context, rec Record) error {
+	body, err := json.Marshal(rec)
+	if err != nil {
+		return err
+	}
+	finished := time.Now().UTC()
+	if rec.FinishedAt != nil {
+		finished = *rec.FinishedAt
+	}
+	return s.conn.Exec(ctx, fmt.Sprintf(`INSERT INTO %s.ip_investigations (ip, mode, status, started_at, finished_at, record) VALUES (?, ?, ?, ?, ?, ?)`, s.db),
+		rec.IP, rec.Mode, rec.Status, rec.StartedAt.UTC(), finished, string(body))
+}
+
+func (s *ClickHouseStore) Load(ctx context.Context, ip string) ([]Record, error) {
+	rows, err := s.conn.Query(ctx, fmt.Sprintf(`SELECT record FROM %s.ip_investigations FINAL WHERE ip = ?`, s.db), ip)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var out []Record
+	for rows.Next() {
+		var body string
+		if err := rows.Scan(&body); err != nil {
+			return nil, err
+		}
+		var rec Record
+		if err := json.Unmarshal([]byte(body), &rec); err == nil {
+			out = append(out, rec)
+		}
+	}
+	return out, rows.Err()
+}

internal/sourcemaps/store.go

@@ -1,6 +1,7 @@
 package sourcemaps
 
 import (
+	"container/list"
 	"encoding/base64"
 	"fmt"
 	"io"
@@ -17,10 +18,30 @@ import (
 
 var frameRE = regexp.MustCompile(`(.*?)(https?://[^ )]+|[^ )]+):(\d+):(\d+)(\)?\s*)$`)
 
+// defaultCacheBytes bounds the on-disk size of the maps kept parsed in memory.
+// A parsed map costs several times its file size, so this is a heap budget of
+// roughly 4-5x. Override with OTEL_SOURCEMAP_CACHE_MB.
+const defaultCacheBytes = 64 << 20
+
+// Resolver indexes uploaded maps by file name at startup and parses them lazily
+// on first use, keeping the most recently used ones within a size budget. A
+// release ships hundreds of chunks, so parsing them all up front does not fit
+// in memory.
 type Resolver struct {
-	dir  string
-	mu   sync.RWMutex
-	maps map[string]*sm.Consumer
+	dir string
+
+	mu         sync.Mutex
+	index      map[string]string // key(release, source) -> file name
+	cache      map[string]*list.Element
+	lru        *list.List // front = most recently used; values are *cacheEntry
+	cacheBytes int64
+	maxBytes   int64
+}
+
+type cacheEntry struct {
+	key      string
+	consumer *sm.Consumer
+	size     int64
 }
 
 func New(dir string) (*Resolver, error) {
@@ -30,8 +51,18 @@ func New(dir string) (*Resolver, error) {
 	if err := os.MkdirAll(dir, 0750); err != nil {
 		return nil, err
 	}
-	r := &Resolver{dir: dir, maps: make(map[string]*sm.Consumer)}
-	r.load()
+	maxBytes := int64(defaultCacheBytes)
+	if mb, err := strconv.Atoi(os.Getenv("OTEL_SOURCEMAP_CACHE_MB")); err == nil && mb > 0 {
+		maxBytes = int64(mb) << 20
+	}
+	r := &Resolver{
+		dir:      dir,
+		index:    make(map[string]string),
+		cache:    make(map[string]*list.Element),
+		lru:      list.New(),
+		maxBytes: maxBytes,
+	}
+	r.scan()
 	return r, nil
 }
 
@@ -55,8 +86,9 @@ func parseFileName(name string) (release, source string, ok bool) {
 	return string(rel), string(src), true
 }
 
-// load restores previously uploaded maps; unreadable or legacy-named files are skipped.
-func (r *Resolver) load() {
+// scan indexes previously uploaded maps by file name without reading them;
+// legacy-named files are skipped.
+func (r *Resolver) scan() {
 	entries, err := os.ReadDir(r.dir)
 	if err != nil {
 		return
@@ -66,15 +98,51 @@ func (r *Resolver) load() {
 		if !ok || e.IsDir() {
 			continue
 		}
-		b, err := os.ReadFile(filepath.Join(r.dir, e.Name()))
-		if err != nil {
-			continue
-		}
-		consumer, err := sm.Parse(source+".map", b)
-		if err != nil {
-			continue
-		}
-		r.maps[key(release, source)] = consumer
+		r.index[key(release, source)] = e.Name()
+	}
+}
+
+// get returns the parsed map for k, loading it from disk on a cache miss. It
+// returns nil when no map is indexed or the file is unreadable.
+func (r *Resolver) get(k string) *sm.Consumer {
+	r.mu.Lock()
+	defer r.mu.Unlock()
+	if el, ok := r.cache[k]; ok {
+		r.lru.MoveToFront(el)
+		return el.Value.(*cacheEntry).consumer
+	}
+	name, ok := r.index[k]
+	if !ok {
+		return nil
+	}
+	b, err := os.ReadFile(filepath.Join(r.dir, name))
+	if err != nil {
+		return nil
+	}
+	_, source, _ := parseFileName(name)
+	consumer, err := sm.Parse(source+".map", b)
+	if err != nil {
+		return nil
+	}
+	r.put(k, consumer, int64(len(b)))
+	return consumer
+}
+
+// put caches a parsed map and evicts least recently used ones over budget,
+// always keeping the newest entry. Callers hold r.mu.
+func (r *Resolver) put(k string, consumer *sm.Consumer, size int64) {
+	if el, ok := r.cache[k]; ok {
+		r.cacheBytes -= el.Value.(*cacheEntry).size
+		r.lru.Remove(el)
+	}
+	r.cache[k] = r.lru.PushFront(&cacheEntry{key: k, consumer: consumer, size: size})
+	r.cacheBytes += size
+	for r.cacheBytes > r.maxBytes && r.lru.Len() > 1 {
+		last := r.lru.Back()
+		e := last.Value.(*cacheEntry)
+		r.lru.Remove(last)
+		delete(r.cache, e.key)
+		r.cacheBytes -= e.size
 	}
 }
 
@@ -86,10 +154,10 @@ type Entry struct {
 
 // List returns every loaded map, sorted by release then source.
 func (r *Resolver) List() []Entry {
-	r.mu.RLock()
-	defer r.mu.RUnlock()
-	out := make([]Entry, 0, len(r.maps))
-	for k := range r.maps {
+	r.mu.Lock()
+	defer r.mu.Unlock()
+	out := make([]Entry, 0, len(r.index))
+	for k := range r.index {
 		release, source, _ := strings.Cut(k, "\x00")
 		out = append(out, Entry{Release: release, Source: source})
 	}
@@ -128,8 +196,10 @@ func (r *Resolver) Upload(release, source string, body io.Reader) error {
 	if err := os.WriteFile(name, b, 0600); err != nil {
 		return err
 	}
+	k := key(release, source)
 	r.mu.Lock()
-	r.maps[key(release, source)] = consumer
+	r.index[k] = fileName(release, source)
+	r.put(k, consumer, int64(len(b)))
 	r.mu.Unlock()
 	return nil
 }
@@ -149,8 +219,6 @@ func (r *Resolver) ResolveStack(release, stack string) string {
 	if release == "" || stack == "" {
 		return stack
 	}
-	r.mu.RLock()
-	defer r.mu.RUnlock()
 	lines := strings.Split(stack, "\n")
 	for i, line := range lines {
 		m := frameRE.FindStringSubmatch(line)
@@ -159,7 +227,7 @@ func (r *Resolver) ResolveStack(release, stack string) string {
 		}
 		genLine, _ := strconv.Atoi(m[3])
 		genCol, _ := strconv.Atoi(m[4])
-		consumer := r.maps[key(release, m[2])]
+		consumer := r.get(key(release, m[2]))
 		if consumer == nil {
 			continue
 		}
@@ -202,8 +270,6 @@ const frameContext = 6
 // uploaded source maps, including surrounding original source when the map
 // embeds sourcesContent.
 func (r *Resolver) ResolveFrames(release, stack string) []Frame {
-	r.mu.RLock()
-	defer r.mu.RUnlock()
 	var frames []Frame
 	for _, line := range strings.Split(stack, "\n") {
 		m := frameRE.FindStringSubmatch(line)
@@ -214,7 +280,7 @@ func (r *Resolver) ResolveFrames(release, stack string) []Frame {
 		col, _ := strconv.Atoi(m[4])
 		fn := strings.TrimSpace(strings.TrimSuffix(strings.TrimPrefix(strings.TrimSpace(m[1]), "at "), "("))
 		f := Frame{Raw: strings.TrimSpace(line), Function: fn, File: m[2], Line: ln, Column: col, Status: "mapped"}
-		switch consumer := r.maps[key(release, m[2])]; {
+		switch consumer := r.get(key(release, m[2])); {
 		case release == "":
 			f.Status = "no-release"
 		case consumer == nil:

internal/sourcemaps/store_test.go

@@ -22,3 +22,29 @@ func TestReloadFromDisk(t *testing.T) {
 		t.Fatalf("frames = %+v", frames)
 	}
 }
+
+func TestLazyLoadAndEviction(t *testing.T) {
+	dir := t.TempDir()
+	r, _ := New(dir)
+	for _, f := range []string{"a", "b", "c"} {
+		if err := r.Upload("rel", "/assets/"+f+".js", strings.NewReader(testMap)); err != nil {
+			t.Fatal(err)
+		}
+	}
+	r2, _ := New(dir)
+	if len(r2.cache) != 0 || len(r2.List()) != 3 {
+		t.Fatalf("startup should index without parsing: cached=%d listed=%d", len(r2.cache), len(r2.List()))
+	}
+	r2.maxBytes = int64(len(testMap)) * 2 // room for two parsed maps
+	for _, f := range []string{"a", "b", "c"} {
+		if fr := r2.ResolveFrames("rel", "at f (https://h/assets/"+f+".js:2:1)"); len(fr) != 1 || fr[0].Status != "mapped" {
+			t.Fatalf("%s not resolved: %+v", f, fr)
+		}
+	}
+	if len(r2.cache) != 2 {
+		t.Fatalf("cache should hold 2 entries, has %d", len(r2.cache))
+	}
+	if r2.get(key("rel", "/assets/a.js")) == nil { // evicted, reloads from disk
+		t.Fatal("evicted map did not reload")
+	}
+}

internal/storage/clickhouse.go

@@ -156,6 +156,9 @@ func (s *ClickHouseStore) initSchema(ctx context.Context) error {
 	if err := EnsureNormalizedSchema(ctx, s.conn, s.db); err != nil {
 		return fmt.Errorf("normalized schema: %w", err)
 	}
+	if err := EnsureSourceIPSchema(ctx, s.conn, s.db); err != nil {
+		return fmt.Errorf("source ip schema: %w", err)
+	}
 	if err := s.conn.Exec(ctx, fmt.Sprintf(`CREATE TABLE IF NOT EXISTS %s.entries (
 		timestamp DateTime64(9, 'UTC') NOT NULL,
 		type      LowCardinality(String) NOT NULL,

internal/storage/clickhouse_traces.go

@@ -334,3 +334,49 @@ func (s *ClickHouseStore) IssueTraces(ctx context.Context, issueID string, opts
 	}
 	return page, nil
 }
+
+// IssueSources returns every distinct source IP recorded for an issue. Source
+// addresses may be in the derived occurrence sample, or on any normalized span
+// belonging to one of the issue's traces (for example, an ingress span's
+// net.peer.ip when the failing child span has no client attributes).
+func (s *ClickHouseStore) IssueSources(ctx context.Context, issueID string) ([]IssueSource, error) {
+	rows, err := s.conn.Query(ctx, fmt.Sprintf(`
+		SELECT ip, min(seen_at), max(seen_at), count()
+		FROM (
+			-- Logs and older occurrences keep their source address in the
+			-- derived sample. Keep this path for data that has no trace.
+			SELECT JSONExtractString(sample, 'sourceIp') AS ip, timestamp AS seen_at
+			FROM %s.issue_occurrences
+			WHERE issue_id = ? AND ip != ''
+
+			UNION ALL
+
+			-- A span error's sample describes the failing span, but the public
+			-- peer is commonly recorded on the ingress span in the same trace.
+			-- Include every normalized span peer for the issue's traces.
+			SELECT peer_ip AS ip, timestamp AS seen_at
+			FROM %s.normalized_events
+			WHERE peer_ip != ''
+			  AND trace_id IN (
+				SELECT DISTINCT trace_id
+				FROM %s.issue_occurrences
+				WHERE issue_id = ? AND trace_id != ''
+			  )
+		)
+		WHERE ip != ''
+		GROUP BY ip
+		ORDER BY count() DESC, max(seen_at) DESC`, s.db, s.db, s.db), issueID, issueID)
+	if err != nil {
+		return nil, fmt.Errorf("clickhouse issue sources: %w", err)
+	}
+	defer rows.Close()
+	var out []IssueSource
+	for rows.Next() {
+		var source IssueSource
+		if err := rows.Scan(&source.IP, &source.FirstSeen, &source.LastSeen, &source.Count); err != nil {
+			return nil, err
+		}
+		out = append(out, source)
+	}
+	return out, rows.Err()
+}

internal/storage/source_ips.go

@@ -0,0 +1,198 @@
+package storage
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/ClickHouse/clickhouse-go/v2/lib/driver"
+
+	"git.tornberg.me/go-otel/internal/honeypot"
+	"git.tornberg.me/go-otel/internal/uaclass"
+)
+
+// SourceIP is one unique client address ever seen on ingest, with lifetime
+// totals. The address is the edge peer when the trace has one (the real
+// client behind ingress), otherwise the span's own peer.
+type SourceIP struct {
+	IP        string    `json:"ip"`
+	FirstSeen time.Time `json:"firstSeen"`
+	LastSeen  time.Time `json:"lastSeen"`
+	Requests  uint64    `json:"requests"`
+	Errors    uint64    `json:"errors"`
+	Services  []string  `json:"services"`
+	UserAgent string    `json:"userAgent,omitempty"`
+	UAClass   string    `json:"uaClass,omitempty"`
+	// Public is false for loopback/private/reserved addresses, which are
+	// usually a proxy hop rather than a real client.
+	Public bool `json:"public"`
+	// BadActor is the features.MarkBadActors rule the recent requests match
+	// ("" if none); ProbePaths counts the distinct probe paths they hit. Set by
+	// the caller from SourceIPRoutes, not by SourceIPs.
+	BadActor   string `json:"badActor,omitempty"`
+	ProbePaths int    `json:"probePaths,omitempty"`
+}
+
+// SourceIPEvent is one request attributed to a source address.
+type SourceIPEvent struct {
+	Timestamp  time.Time `json:"timestamp"`
+	Service    string    `json:"service"`
+	Method     string    `json:"method,omitempty"`
+	Host       string    `json:"host,omitempty"`
+	Route      string    `json:"route,omitempty"`
+	SpanName   string    `json:"spanName,omitempty"`
+	StatusCode uint16    `json:"statusCode"`
+	IsError    bool      `json:"isError"`
+	TraceID    string    `json:"traceId"`
+	SpanID     string    `json:"spanId"`
+	UserAgent  string    `json:"userAgent,omitempty"`
+}
+
+// SourceIPQuerier is implemented by stores that keep the global source
+// address list (ClickHouseStore).
+type SourceIPQuerier interface {
+	// SourceIPs lists unique addresses, most recently seen first. search is
+	// a substring match on the address; since (zero = all time) drops
+	// addresses last seen earlier.
+	SourceIPs(ctx context.Context, search string, since time.Time, limit int) ([]SourceIP, error)
+	// SourceIPActivity lists the requests attributed to one address, newest first.
+	SourceIPActivity(ctx context.Context, ip string, since time.Time, limit int) ([]SourceIPEvent, error)
+	// SourceIPRoutes returns, per address, the distinct (route, status, user
+	// agent) combinations requested since the given time - enough to judge
+	// scanning behaviour for many addresses in one query.
+	SourceIPRoutes(ctx context.Context, ips []string, since time.Time) (map[string][]SourceIPEvent, error)
+}
+
+// sourceIPClient is the client-address expression shared by the rollup and
+// the activity query, so both agree on who a request "came from".
+const sourceIPClient = "if(edge_peer_ip != '', edge_peer_ip, peer_ip)"
+
+// sourceIPRequest keeps one row per request: a request produces several
+// spans (ingress, upstream, ...) that all carry the same edge peer, so only
+// the edge span itself is counted.
+const sourceIPRequest = "kind = 'span' AND ip != '' AND (edge_peer_ip = '' OR span_id = edge_span_id)"
+
+const sourceIPSelect = `SELECT %s AS ip, min(timestamp) AS first_seen, max(timestamp) AS last_seen,
+	count() AS requests, sum(is_error) AS errors, groupUniqArray(service) AS services,
+	anyLast(user_agent) AS user_agent, anyLast(ua_class) AS ua_class
+	FROM %s.normalized_events WHERE %s GROUP BY ip`
+
+// EnsureSourceIPSchema creates the lifetime source_ips table and the
+// materialized view feeding it from normalized_events. Unlike
+// normalized_events it has no TTL: the list is meant to outlive raw data.
+// An empty table is backfilled once from whatever normalized_events holds.
+// Idempotent.
+func EnsureSourceIPSchema(ctx context.Context, conn driver.Conn, db string) error {
+	if err := conn.Exec(ctx, fmt.Sprintf(`CREATE TABLE IF NOT EXISTS %s.source_ips (
+		ip String,
+		first_seen SimpleAggregateFunction(min, DateTime64(9, 'UTC')),
+		last_seen SimpleAggregateFunction(max, DateTime64(9, 'UTC')),
+		requests SimpleAggregateFunction(sum, UInt64),
+		errors SimpleAggregateFunction(sum, UInt64),
+		services SimpleAggregateFunction(groupUniqArrayArray, Array(String)),
+		user_agent SimpleAggregateFunction(anyLast, String),
+		ua_class SimpleAggregateFunction(anyLast, String)
+	) ENGINE = AggregatingMergeTree
+	ORDER BY ip`, db)); err != nil {
+		return err
+	}
+	sel := fmt.Sprintf(sourceIPSelect, sourceIPClient, db, sourceIPRequest)
+
+	var existing uint64
+	if err := conn.QueryRow(ctx, fmt.Sprintf("SELECT count() FROM %s.source_ips", db)).Scan(&existing); err != nil {
+		return err
+	}
+	if existing == 0 {
+		if err := conn.Exec(ctx, fmt.Sprintf("INSERT INTO %s.source_ips %s", db, sel)); err != nil {
+			return fmt.Errorf("backfill: %w", err)
+		}
+	}
+	return conn.Exec(ctx, fmt.Sprintf("CREATE MATERIALIZED VIEW IF NOT EXISTS %s.source_ips_mv TO %s.source_ips AS %s", db, db, sel))
+}
+
+func (s *ClickHouseStore) SourceIPs(ctx context.Context, search string, since time.Time, limit int) ([]SourceIP, error) {
+	if limit <= 0 || limit > 1000 {
+		limit = 200
+	}
+	where, args := "1", []interface{}{}
+	if search != "" {
+		where += " AND position(ip, ?) > 0"
+		args = append(args, search)
+	}
+	having := ""
+	if !since.IsZero() {
+		having = "HAVING last_seen >= ?"
+		args = append(args, since.UTC())
+	}
+	args = append(args, limit)
+	rows, err := s.conn.Query(ctx, fmt.Sprintf(`SELECT ip, min(first_seen), max(last_seen) AS last_seen, sum(requests), sum(errors),
+		groupUniqArrayArray(services), anyLast(user_agent), anyLast(ua_class)
+		FROM %s.source_ips WHERE %s GROUP BY ip %s ORDER BY last_seen DESC LIMIT ?`, s.db, where, having), args...)
+	if err != nil {
+		return nil, fmt.Errorf("clickhouse source ips: %w", err)
+	}
+	defer rows.Close()
+	out := []SourceIP{}
+	for rows.Next() {
+		var v SourceIP
+		if err := rows.Scan(&v.IP, &v.FirstSeen, &v.LastSeen, &v.Requests, &v.Errors, &v.Services, &v.UserAgent, &v.UAClass); err != nil {
+			return nil, err
+		}
+		if v.UAClass == "" && v.UserAgent != "" {
+			v.UAClass = uaclass.Of(v.UserAgent)
+		}
+		v.Public = !honeypot.Untrackable(v.IP)
+		out = append(out, v)
+	}
+	return out, rows.Err()
+}
+
+func (s *ClickHouseStore) SourceIPActivity(ctx context.Context, ip string, since time.Time, limit int) ([]SourceIPEvent, error) {
+	if limit <= 0 || limit > 1000 {
+		limit = 200
+	}
+	if since.IsZero() {
+		since = time.Now().Add(-7 * 24 * time.Hour)
+	}
+	rows, err := s.conn.Query(ctx, fmt.Sprintf(`SELECT timestamp, service, method, host, route, span_name, status_code, is_error, trace_id, span_id, user_agent
+		FROM (SELECT *, %s AS ip FROM %s.normalized_events WHERE timestamp >= ?)
+		WHERE %s AND ip = ? ORDER BY timestamp DESC LIMIT ?`, sourceIPClient, s.db, sourceIPRequest), since.UTC(), ip, limit)
+	if err != nil {
+		return nil, fmt.Errorf("clickhouse source ip activity: %w", err)
+	}
+	defer rows.Close()
+	out := []SourceIPEvent{}
+	for rows.Next() {
+		var v SourceIPEvent
+		var isErr uint8
+		if err := rows.Scan(&v.Timestamp, &v.Service, &v.Method, &v.Host, &v.Route, &v.SpanName, &v.StatusCode, &isErr, &v.TraceID, &v.SpanID, &v.UserAgent); err != nil {
+			return nil, err
+		}
+		v.IsError = isErr != 0
+		out = append(out, v)
+	}
+	return out, rows.Err()
+}
+
+func (s *ClickHouseStore) SourceIPRoutes(ctx context.Context, ips []string, since time.Time) (map[string][]SourceIPEvent, error) {
+	out := map[string][]SourceIPEvent{}
+	if len(ips) == 0 {
+		return out, nil
+	}
+	rows, err := s.conn.Query(ctx, fmt.Sprintf(`SELECT ip, route, status_code, anyLast(user_agent)
+		FROM (SELECT *, %s AS ip FROM %s.normalized_events WHERE timestamp >= ? AND kind = 'span')
+		WHERE %s AND ip IN ? GROUP BY ip, route, status_code`, sourceIPClient, s.db, sourceIPRequest), since.UTC(), ips)
+	if err != nil {
+		return nil, fmt.Errorf("clickhouse source ip routes: %w", err)
+	}
+	defer rows.Close()
+	for rows.Next() {
+		var ip string
+		var v SourceIPEvent
+		if err := rows.Scan(&ip, &v.Route, &v.StatusCode, &v.UserAgent); err != nil {
+			return nil, err
+		}
+		out[ip] = append(out[ip], v)
+	}
+	return out, rows.Err()
+}

internal/storage/store.go

@@ -135,4 +135,16 @@ type IssueTracesPage struct {
 type OccurrenceStore interface {
 	AppendOccurrence(ctx context.Context, occ Occurrence) error
 	IssueTraces(ctx context.Context, issueID string, opts IssueTracesOptions) (IssueTracesPage, error)
+	IssueSources(ctx context.Context, issueID string) ([]IssueSource, error)
+}
+
+// IssueSource is one source address observed for an issue across all persisted
+// occurrences. It is deliberately an aggregate: the issue detail already
+// has the recent occurrence samples, while this answers "which sources ever
+// produced this issue?" without returning every raw occurrence.
+type IssueSource struct {
+	IP        string    `json:"ip"`
+	FirstSeen time.Time `json:"firstSeen"`
+	LastSeen  time.Time `json:"lastSeen"`
+	Count     uint64    `json:"count"`
 }

k8s/deployment.yaml

@@ -40,6 +40,8 @@ spec:
           name: grpc
         - containerPort: 4318
           name: otlp-http
+        - containerPort: 6060
+          name: pprof
         env:
         - name: GRPC_GO_LOG_SEVERITY_LEVEL
           value: "info"
@@ -47,6 +49,21 @@ spec:
           value: "/logs/otel-agent.log"
         - name: OTEL_SOURCEMAP_DIR
           value: "/sourcemaps"
+        # Shared key required to POST /api/sourcemaps (X-Sourcemap-Key header);
+        # uploads are refused while it is unset.
+        - name: OTEL_SOURCEMAP_KEY
+          valueFrom:
+            secretKeyRef:
+              name: otel-sourcemap-key
+              key: key
+        # AbuseIPDB API key for authenticated IP checks/reports from the UI.
+        # Create out of band: kubectl create secret generic abuseipdb-key -n monitoring --from-literal=key=...
+        - name: ABUSE_KEY
+          valueFrom:
+            secretKeyRef:
+              name: abuseipdb-key
+              key: key
+              optional: true
         - name: OTEL_OIDC_ISSUER
           value: "https://users.k6n.net"
         - name: OTEL_OIDC_CLIENT_ID
@@ -127,6 +144,13 @@ spec:
         # service account below. Leave Prometheus unset when unavailable.
         - name: OTEL_KUBERNETES_NAMESPACE
           value: ""
+        # Enable the explicitly requested, rate-limited Nmap service probe.
+        # This is kept opt-in because it generates active traffic to external IPs.
+        - name: OTEL_IP_INVESTIGATION_NMAP
+          value: "true"
+        # Whole-scan budget; scans run in the background and are stored.
+        - name: OTEL_IP_INVESTIGATION_NMAP_TIMEOUT
+          value: "5m"
         # - name: OTEL_PROMETHEUS_URL
         #   value: "http://prometheus.monitoring.svc.cluster.local:9090"
         # Private token for an ingress-side synchronizer. If absent, the

otel-ui/src/App.tsx

@@ -74,7 +74,7 @@ function App() {
   // The redesigned screens (issues, logs, RUM sessions, rollouts, metrics) own
   // their own filter bar and cards, so the legacy anomaly banner and volume
   // waveform above them would just duplicate that UI in a different visual language.
-  const isTriageOverview = activeTab === "tab0" || activeTab === "tab3" || activeTab === "tab7" || activeTab === "tab9" || activeTab === "tab2";
+  const isTriageOverview = activeTab === "tab0" || activeTab === "tab3" || activeTab === "tab7" || activeTab === "tab9" || activeTab === "tab10" || activeTab === "tab2";
 
   if (isCallback) {
     return <AuthCallbackView />;

otel-ui/src/components/IssuesVisualizer.tsx

@@ -21,6 +21,7 @@ import {
   X,
 } from "lucide-react"
 import { useObservabilityData } from "../hooks/useObservabilityData"
+import { useIssueSources } from "../hooks/useIssueSources"
 import { authFetch } from "../lib/auth"
 import { formatRelativeTime } from "../lib/timeUtils"
 import {
@@ -147,7 +148,7 @@ export const toneLine: Record<SeverityTone, string> = {
 
 /** The sparkline + expected-band + breach segment described by the anomaly presentation spec. */
 export const IssueSparkline = ({ issue }: { issue: Issue }) => {
-  const { points, max, reference, breachIndex } = sparklineSeries(issue, 24)
+  const { points, hours, max, reference, breachIndex } = sparklineSeries(issue, 24)
   const width = 100
   const height = 100
   const step = width / (points.length - 1)
@@ -167,8 +168,8 @@ export const IssueSparkline = ({ issue }: { issue: Issue }) => {
   const bandHeight = Math.max(height - refY - 4, 6)
 
   const description = hasBreach
-    ? `Hourly occurrence count over the last 24 hours, climbing above the period average roughly ${points.length - breachIndex} hours ago and still elevated`
-    : `Hourly occurrence count over the last 24 hours, staying within the period average`
+    ? `Hourly occurrence count over an adaptive ${hours}-hour activity window, climbing above the period average roughly ${points.length - breachIndex} hours ago and still elevated`
+    : `Hourly occurrence count over an adaptive ${hours}-hour activity window, staying within the period average`
 
   return (
     <svg
@@ -316,6 +317,7 @@ const IssueCard = ({
   const [expanded, setExpanded] = useState(false)
   const [needleResult, setNeedleResult] = useState<NeedleResult | null>(null)
   const [needleLoading, setNeedleLoading] = useState(false)
+  const { sources, loading: sourcesLoading, error: sourcesError } = useIssueSources(issue.id, expanded)
 
   const handleNeedleTriage = async () => {
     setNeedleLoading(true)
@@ -545,6 +547,34 @@ const IssueCard = ({
             )}
           </div>
 
+          <div className="space-y-2">
+            <div className="flex items-baseline justify-between gap-3">
+              <p className="text-[10.5px] font-bold uppercase tracking-widest text-ds-text-3">
+                All sources ({sources.length})
+              </p>
+              {sourcesLoading && <span className="text-[11px] text-ds-text-3">Loading…</span>}
+            </div>
+            {sourcesError && <p className="text-[12px] text-ds-critical">Failed to load sources: {sourcesError}</p>}
+            {!sourcesLoading && !sourcesError && sources.length === 0 && (
+              <p className="text-[12px] text-ds-text-3">No source IP was recorded for these occurrences.</p>
+            )}
+            {sources.length > 0 && (
+              <div className="overflow-hidden rounded-[10px] border border-ds-line bg-ds-surface">
+                {sources.map((source) => (
+                  <div key={source.ip} className="flex flex-wrap items-center gap-x-4 gap-y-1 border-b border-ds-line px-3 py-2 last:border-b-0">
+                    <span className="min-w-[150px] font-[family-name:var(--font-data)] text-[12px] text-ds-text">
+                      <IpButton ip={source.ip} />
+                    </span>
+                    <span className="font-[family-name:var(--font-data)] text-[11px] text-ds-text-2">×{source.count}</span>
+                    <span className="text-[11px] text-ds-text-3">
+                      {new Date(source.firstSeen).toLocaleString()} → {new Date(source.lastSeen).toLocaleString()}
+                    </span>
+                  </div>
+                ))}
+              </div>
+            )}
+          </div>
+
           <div className="space-y-2">
             <p className="text-[10.5px] font-bold uppercase tracking-widest text-ds-text-3">
               Recent occurrences ({issue.samples.length})

otel-ui/src/components/SourceIpsVisualizer.tsx

@@ -0,0 +1,693 @@
+import { useEffect, useMemo, useState } from "react"
+import useSWR from "swr"
+import { Fingerprint, RefreshCw, ShieldAlert, Search, Radio, ShieldBan, ShieldCheck, Flag } from "lucide-react"
+import { useSourceIps, useSourceIpActivity } from "../hooks/useSourceIps"
+import { useDetectedIps, type DetectionKind } from "../hooks/useDetectedIps"
+import { useObservabilityData } from "../hooks/useObservabilityData"
+import { formatRelativeTime } from "../lib/timeUtils"
+import { uaClassLabel } from "../lib/ua-class"
+import { IpInfoPanel } from "./common/IpButton"
+import { Segmented } from "./common/Segmented"
+import { useSubRoute } from "../lib/routes"
+import type { BadActorReason, SourceIp } from "../lib/types"
+import { FilterBar, type FilterChip } from "./FilterBar"
+import { MasterDetail } from "./MasterDetail"
+import { DetailField, SectionLabel } from "./common/DetailField"
+import { authFetch, authSWRFetcher, tokens } from "../lib/auth"
+
+type Scope = "public" | "flagged" | "all"
+type SortMode = "recent" | "requests" | "errors" | "first"
+
+const sorters: Record<SortMode, (a: SourceIp, b: SourceIp) => number> = {
+  recent: (a, b) => ms(b.lastSeen) - ms(a.lastSeen),
+  requests: (a, b) => b.requests - a.requests || ms(b.lastSeen) - ms(a.lastSeen),
+  errors: (a, b) => b.errors - a.errors || ms(b.lastSeen) - ms(a.lastSeen),
+  first: (a, b) => ms(b.firstSeen) - ms(a.firstSeen),
+}
+const sortLabel: Record<SortMode, string> = { recent: "latest first", requests: "most requests", errors: "most errors", first: "newest addresses" }
+
+const SEEN_WINDOWS: Record<string, { label: string; ms: number }> = {
+  "1h": { label: "last hour", ms: 3600_000 },
+  "24h": { label: "last 24 hours", ms: 24 * 3600_000 },
+  "7d": { label: "last 7 days", ms: 7 * 24 * 3600_000 },
+}
+
+const detectionLabel: Record<DetectionKind, string> = { probing: "probing", "block-candidate": "block candidate", blocked: "blocked" }
+const reasonLabel: Record<Exclude<BadActorReason, "">, string> = {
+  "probe-scanner": "Probe scanner: hit several scanner paths",
+  enumerator: "Enumerator: walked many routes that do not exist",
+  "bot-4xx": "Self-declared bot getting client errors",
+}
+
+/** Critical only for real detections; a hint, not a verdict. */
+const BadActorBadge = ({ label }: { label: string }) => (
+  <span className="inline-flex shrink-0 items-center gap-1 whitespace-nowrap rounded-[6px] border border-ds-critical/40 bg-ds-critical-bg px-1.5 py-0.5 font-[family-name:var(--font-data)] text-[10.5px] text-ds-critical">
+    <ShieldAlert className="h-3 w-3" aria-hidden="true" />
+    {label}
+  </span>
+)
+
+const ms = (iso: string) => Date.parse(iso)
+const dateTime = (iso: string) =>
+  new Date(iso).toLocaleString([], { month: "short", day: "numeric", hour: "2-digit", minute: "2-digit", second: "2-digit" })
+
+interface InvestigationRecord {
+  mode: "passive" | "active"
+  status: "running" | "done" | "failed"
+  startedAt: string
+  finishedAt?: string
+  error?: string
+  debug?: ScanDebug
+  passive?: {
+    hostnames?: string[]
+    rdap?: { name?: string; handle?: string; start?: string; end?: string; country?: string; registry?: string; organization?: string; abuseEmail?: string }
+    warnings?: string[]
+    completedAt: string
+  }
+  active?: {
+    services?: { port: number; protocol: string; state: string; name?: string; product?: string; version?: string; scripts?: Record<string, string> }[]
+    debug?: ScanDebug
+    completedAt: string
+  }
+}
+
+interface ScanDebug {
+  command: string
+  durationMs: number
+  exitError?: string
+  timedOut?: boolean
+  stderr?: string
+  hostState?: string
+  summary?: string
+  partial?: boolean
+}
+
+const DebugPanel = ({ debug }: { debug: ScanDebug }) => (
+  <details className="mt-2 text-[11px] text-ds-text-3">
+    <summary className="cursor-pointer">Scan details · {(debug.durationMs / 1000).toFixed(1)}s{debug.hostState ? ` · host ${debug.hostState}` : ""}</summary>
+    <dl className="mt-1.5 flex flex-col gap-1 font-[family-name:var(--font-data)] break-all">
+      <div><dt className="inline">command: </dt><dd className="inline">{debug.command}</dd></div>
+      {debug.summary && <div><dt className="inline">nmap: </dt><dd className="inline">{debug.summary}</dd></div>}
+      {debug.exitError && <div><dt className="inline">exit: </dt><dd className="inline">{debug.exitError}{debug.timedOut ? " (deadline)" : ""}</dd></div>}
+      {debug.stderr && <div><dt className="inline">stderr: </dt><dd className="inline whitespace-pre-wrap">{debug.stderr}</dd></div>}
+    </dl>
+  </details>
+)
+
+const InvestigationActions = ({ ip }: { ip: string }) => {
+  const [starting, setStarting] = useState<"passive" | "active" | null>(null)
+  const [error, setError] = useState<string | null>(null)
+  const [errorDebug, setErrorDebug] = useState<ScanDebug | null>(null)
+  const [, setNow] = useState(0)
+
+  // Stored results load with the panel; while a job is running we poll.
+  const key = tokens() ? `/api/source-ips/${encodeURIComponent(ip)}/investigation` : null
+  const { data, mutate } = useSWR<{ records: Partial<Record<"passive" | "active", InvestigationRecord>> }>(key, authSWRFetcher, {
+    revalidateOnFocus: false,
+    shouldRetryOnError: false,
+    refreshInterval: (d) => (d && Object.values(d.records ?? {}).some((r) => r?.status === "running") ? 3000 : 0),
+  })
+  const passiveRec = data?.records?.passive
+  const activeRec = data?.records?.active
+  const running = (m: "passive" | "active") => data?.records?.[m]?.status === "running" || starting === m
+  const anyRunning = running("passive") || running("active")
+
+  useEffect(() => {
+    if (!activeRec || activeRec.status !== "running") return
+    const t = setInterval(() => setNow((n) => n + 1), 1000)
+    return () => clearInterval(t)
+  }, [activeRec])
+
+  const investigate = async (mode: "passive" | "active") => {
+    setStarting(mode)
+    setError(null)
+    setErrorDebug(null)
+    try {
+      const response = await authFetch(`/api/source-ips/${encodeURIComponent(ip)}/investigate`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ mode }),
+      })
+      if (!response.ok) {
+        const message = await response.text()
+        let parsed: { error?: string } | null = null
+        try { parsed = JSON.parse(message) } catch { /* plain text */ }
+        throw new Error(parsed?.error || message || `HTTP ${response.status}`)
+      }
+      await mutate()
+    } catch (e) {
+      setError(e instanceof Error ? e.message : String(e))
+    } finally {
+      setStarting(null)
+    }
+  }
+
+  const result = { passive: passiveRec?.passive, active: activeRec?.active }
+  const failed = [passiveRec, activeRec].filter((r): r is InvestigationRecord => r?.status === "failed")
+  const elapsed = (r?: InvestigationRecord) => (r ? Math.max(0, Math.round((Date.now() - new Date(r.startedAt).getTime()) / 1000)) : 0)
+  const passive = result.passive
+  const active = result.active
+  const rdap = passive?.rdap
+  return (
+    <div className="flex flex-col gap-2">
+      <SectionLabel>Investigate</SectionLabel>
+      <div className="flex flex-wrap gap-2">
+        <button
+          type="button"
+          onClick={() => void investigate("passive")}
+          disabled={anyRunning}
+          className="inline-flex items-center gap-1.5 rounded-[7px] border border-ds-line-strong px-2.5 py-1.5 text-[11.5px] text-ds-text-2 hover:border-ds-accent hover:text-ds-accent disabled:cursor-wait disabled:opacity-60"
+        >
+          <Search className="h-3.5 w-3.5" aria-hidden="true" />
+          {running("passive") ? "Looking up…" : passiveRec ? "Refresh DNS + RDAP" : "Reverse DNS + RDAP"}
+        </button>
+        <button
+          type="button"
+          onClick={() => void investigate("active")}
+          disabled={anyRunning || !itemIsPublic(ip)}
+          className="inline-flex items-center gap-1.5 rounded-[7px] border border-ds-line-strong px-2.5 py-1.5 text-[11.5px] text-ds-text-2 hover:border-ds-accent hover:text-ds-accent disabled:cursor-not-allowed disabled:opacity-60"
+          title="Runs a bounded Nmap service probe when enabled on the server"
+        >
+          <Radio className="h-3.5 w-3.5" aria-hidden="true" />
+          {running("active") ? `Probing… ${elapsed(activeRec)}s` : activeRec ? "Probe again" : "Probe services"}
+        </button>
+      </div>
+      <p className="text-[11px] text-ds-text-3">Probing runs in the background (up to a few minutes) and results are saved. It is active network traffic and only available when enabled by the operator.</p>
+      {error && <p className="text-[12px] text-ds-critical">Investigation failed: {error}</p>}
+      {errorDebug && <DebugPanel debug={errorDebug} />}
+      {failed.map((r) => (
+        <div key={r.mode}>
+          <p className="text-[12px] text-ds-critical">{r.mode === "active" ? "Probe" : "Lookup"} failed: {r.error}</p>
+          {r.debug && <DebugPanel debug={r.debug} />}
+        </div>
+      ))}
+      {(passiveRec?.finishedAt || activeRec?.finishedAt) && (
+        <p className="text-[11px] text-ds-text-3">
+          Saved results: {[passiveRec, activeRec].filter((r) => r?.status === "done" && r.finishedAt).map((r) => `${r!.mode} ${dateTime(r!.finishedAt!)}`).join(" · ") || "none successful"}
+        </p>
+      )}
+      {passive && (
+        <dl className="grid grid-cols-2 gap-3 rounded-[9px] border border-ds-fill bg-ds-surface-2 p-3 text-[12px]">
+          <DetailField label="Reverse DNS" value={passive.hostnames?.join(", ") || "No PTR record"} />
+          <DetailField label="Registry" value={rdap?.registry} />
+          <DetailField label="Network" value={rdap?.name || rdap?.handle} />
+          <DetailField label="Organization" value={rdap?.organization} />
+          <DetailField label="Abuse contact" value={rdap?.abuseEmail} />
+          <DetailField label="Country" value={rdap?.country} />
+          <DetailField label="Range" value={rdap ? `${rdap.start || "?"} – ${rdap.end || "?"}` : undefined} />
+        </dl>
+      )}
+      {passive?.warnings?.map((warning) => <p key={warning} className="text-[11px] text-ds-warn">{warning}</p>)}
+      {active && (
+        <div className="rounded-[9px] border border-ds-fill bg-ds-surface-2 p-3 text-[12px]">
+          <p className="mb-2 font-semibold text-ds-text">Open services</p>
+          {active.services?.length ? (
+            <ul className="flex flex-col gap-1 font-[family-name:var(--font-data)] text-ds-text-2">
+              {active.services.map((service) => (
+                <li key={`${service.protocol}/${service.port}`}>
+                  {service.port}/{service.protocol} · {service.name || "unknown"}{service.product ? ` · ${service.product}` : ""}{service.version ? ` ${service.version}` : ""}
+                </li>
+              ))}
+            </ul>
+          ) : <p className="text-ds-text-3">No open services found in the top 100 ports{active.debug?.hostState ? ` (host ${active.debug.hostState})` : ""}.</p>}
+          {active.services?.some((sv) => sv.scripts) && (
+            <ul className="mt-2 flex flex-col gap-1.5 font-[family-name:var(--font-data)] text-[11px] text-ds-text-3">
+              {active.services.flatMap((sv) => Object.entries(sv.scripts ?? {}).map(([id, out]) => (
+                <li key={`${sv.port}-${id}`} className="whitespace-pre-wrap break-all"><span className="text-ds-text-2">{sv.port} {id}:</span> {out}</li>
+              )))}
+            </ul>
+          )}
+          {active.debug && <DebugPanel debug={active.debug} />}
+        </div>
+      )}
+    </div>
+  )
+}
+
+const BlockIpAction = ({ ip, alreadyBlocked }: { ip: string; alreadyBlocked: boolean }) => {
+  const [loading, setLoading] = useState(false)
+  const [message, setMessage] = useState<string | null>(null)
+  const [error, setError] = useState<string | null>(null)
+
+  const addToBlockList = async () => {
+    setLoading(true)
+    setMessage(null)
+    setError(null)
+    try {
+      const response = await authFetch(`/api/blocker/ips/${encodeURIComponent(ip)}`, { method: "POST" })
+      const body = await response.text()
+      if (!response.ok && response.status !== 202) throw new Error(body || `HTTP ${response.status}`)
+      const status = body ? (JSON.parse(body) as { dryRun?: boolean }) : {}
+      setMessage(status.dryRun ? "Would be added (blocker is in dry-run mode)." : "Added to the block list.")
+    } catch (e) {
+      setError(e instanceof Error ? e.message : String(e))
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  return (
+    <div className="flex flex-col gap-1.5">
+      <SectionLabel>Blocking</SectionLabel>
+      <button
+        type="button"
+        onClick={() => void addToBlockList()}
+        disabled={loading || alreadyBlocked || !itemIsPublic(ip)}
+        className="inline-flex w-fit items-center gap-1.5 rounded-[7px] border border-ds-line-strong px-2.5 py-1.5 text-[11.5px] text-ds-text-2 hover:border-ds-critical hover:text-ds-critical disabled:cursor-not-allowed disabled:opacity-60"
+        title="Add this public IP to the managed ingress block list"
+      >
+        <ShieldBan className="h-3.5 w-3.5" aria-hidden="true" />
+        {alreadyBlocked ? "On block list" : loading ? "Adding…" : "Add to block list"}
+      </button>
+      <p className="text-[11px] text-ds-text-3">Blocks expire automatically according to the server policy.</p>
+      {message && <p className="text-[12px] text-ds-ok">{message}</p>}
+      {error && <p className="text-[12px] text-ds-critical">Block failed: {error}</p>}
+    </div>
+  )
+}
+
+interface AbuseCheck {
+  ipAddress?: string
+  isWhitelisted?: boolean
+  abuseConfidenceScore?: number
+  countryCode?: string
+  usageType?: string
+  isp?: string
+  domain?: string
+  totalReports?: number
+  numDistinctUsers?: number
+  lastReportedAt?: string
+}
+
+interface AbuseReportResult {
+  ipAddress?: string
+  abuseConfidenceScore?: number
+}
+
+const abuseCategories = [
+  [14, "Port scan"],
+  [15, "Hacking"],
+  [18, "Brute-force"],
+  [19, "Bad web bot"],
+  [20, "Exploited host"],
+  [21, "Web app attack"],
+  [22, "SSH"],
+  [23, "IoT targeted"],
+] as const
+
+const AbuseIpDbActions = ({ ip }: { ip: string }) => {
+  const [checking, setChecking] = useState(false)
+  const [check, setCheck] = useState<AbuseCheck | null>(null)
+  const [category, setCategory] = useState("14")
+  const [comment, setComment] = useState("")
+  const [reporting, setReporting] = useState(false)
+  const [message, setMessage] = useState<string | null>(null)
+  const [error, setError] = useState<string | null>(null)
+
+  const runCheck = async () => {
+    setChecking(true)
+    setError(null)
+    setMessage(null)
+    try {
+      const response = await authFetch(`/api/source-ips/${encodeURIComponent(ip)}/abuseipdb`)
+      const body = await response.text()
+      if (!response.ok) throw new Error(body || `HTTP ${response.status}`)
+      setCheck(JSON.parse(body) as AbuseCheck)
+    } catch (e) {
+      setError(e instanceof Error ? e.message : String(e))
+    } finally {
+      setChecking(false)
+    }
+  }
+
+  const report = async () => {
+    setReporting(true)
+    setError(null)
+    setMessage(null)
+    try {
+      const response = await authFetch(`/api/source-ips/${encodeURIComponent(ip)}/abuseipdb/report`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ categories: [Number(category)], comment }),
+      })
+      const body = await response.text()
+      if (!response.ok) throw new Error(body || `HTTP ${response.status}`)
+      const result = JSON.parse(body) as AbuseReportResult
+      setMessage(`Reported${result.abuseConfidenceScore !== undefined ? ` · confidence now ${result.abuseConfidenceScore}%` : ""}.`)
+      setComment("")
+      void runCheck()
+    } catch (e) {
+      setError(e instanceof Error ? e.message : String(e))
+    } finally {
+      setReporting(false)
+    }
+  }
+
+  return (
+    <div className="flex flex-col gap-2">
+      <SectionLabel>AbuseIPDB</SectionLabel>
+      <div className="flex flex-wrap gap-2">
+        <button
+          type="button"
+          onClick={() => void runCheck()}
+          disabled={checking || reporting || !itemIsPublic(ip)}
+          className="inline-flex items-center gap-1.5 rounded-[7px] border border-ds-line-strong px-2.5 py-1.5 text-[11.5px] text-ds-text-2 hover:border-ds-accent hover:text-ds-accent disabled:cursor-not-allowed disabled:opacity-60"
+        >
+          <ShieldCheck className="h-3.5 w-3.5" aria-hidden="true" />
+          {checking ? "Checking…" : "Check reputation"}
+        </button>
+      </div>
+      <p className="text-[11px] text-ds-text-3">Checks use the last 90 days. Reporting sends this address and your comment to AbuseIPDB.</p>
+      {check && (
+        <dl className="grid grid-cols-2 gap-3 rounded-[9px] border border-ds-fill bg-ds-surface-2 p-3 text-[12px] sm:grid-cols-3">
+          <DetailField label="Confidence" value={`${check.abuseConfidenceScore ?? 0}%`} />
+          <DetailField label="Reports" value={`${check.totalReports ?? 0} · ${check.numDistinctUsers ?? 0} reporters`} />
+          <DetailField label="Country" value={check.countryCode} />
+          <DetailField label="Usage" value={check.usageType} />
+          <DetailField label="ISP" value={check.isp} />
+          <DetailField label="Last reported" value={check.lastReportedAt ? dateTime(check.lastReportedAt) : "Never"} />
+          {check.isWhitelisted && <DetailField label="Whitelist" value="Yes" />}
+        </dl>
+      )}
+      <div className="flex flex-col gap-2 rounded-[9px] border border-ds-fill bg-ds-surface-2 p-3">
+        <label className="flex flex-col gap-1 text-[11px] text-ds-text-3">
+          Category
+          <select value={category} onChange={(e) => setCategory(e.target.value)} className="rounded-[6px] border border-ds-line-strong bg-ds-surface px-2 py-1.5 text-[12px] text-ds-text">
+            {abuseCategories.map(([value, label]) => <option key={value} value={value}>{label}</option>)}
+          </select>
+        </label>
+        <label className="flex flex-col gap-1 text-[11px] text-ds-text-3">
+          Comment <span className="text-ds-text-3">(optional, no personal data)</span>
+          <textarea value={comment} onChange={(e) => setComment(e.target.value)} maxLength={1000} rows={2} placeholder="What did this address do?" className="resize-y rounded-[6px] border border-ds-line-strong bg-ds-surface px-2 py-1.5 text-[12px] text-ds-text placeholder:text-ds-text-3" />
+        </label>
+        <button
+          type="button"
+          onClick={() => void report()}
+          disabled={checking || reporting || !itemIsPublic(ip)}
+          className="inline-flex w-fit items-center gap-1.5 rounded-[7px] border border-ds-line-strong px-2.5 py-1.5 text-[11.5px] text-ds-text-2 hover:border-ds-critical hover:text-ds-critical disabled:cursor-not-allowed disabled:opacity-60"
+        >
+          <Flag className="h-3.5 w-3.5" aria-hidden="true" />
+          {reporting ? "Reporting…" : "Report address"}
+        </button>
+      </div>
+      {message && <p className="text-[12px] text-ds-ok">{message}</p>}
+      {error && <p className="whitespace-pre-wrap text-[12px] text-ds-critical">AbuseIPDB failed: {error}</p>}
+    </div>
+  )
+}
+
+// The active action is deliberately kept separate from the source-IP model:
+// the backend remains the authority for whether a public address is eligible.
+const itemIsPublic = (ip: string) => {
+  // SourceIpDetail only renders this action for selected rows; this prevents
+  // the obvious private-address case in the UI while the API validates again.
+  return !/^(10\.|127\.|169\.254\.|192\.168\.|172\.(1[6-9]|2\d|3[0-1])\.)/.test(ip) && ip !== "::1" && !ip.startsWith("fc") && !ip.startsWith("fd")
+}
+
+const reasonShort: Record<Exclude<BadActorReason, "">, string> = {
+  "probe-scanner": "probe scanner",
+  enumerator: "enumerator",
+  "bot-4xx": "bot errors",
+}
+
+const isFlagged = (item: SourceIp, detections?: DetectionKind[]) => Boolean(item.badActor) || Boolean(detections?.length)
+
+const IpListItem = ({ item, detections }: { item: SourceIp; detections: DetectionKind[] }) => (
+  <div className="flex flex-col gap-1.5">
+    <div className="flex items-center gap-2">
+      <span
+        className={`h-2 w-2 shrink-0 rounded-full ${isFlagged(item, detections) || item.errors > 0 ? "bg-ds-critical" : "bg-ds-line-strong"}`}
+        aria-hidden="true"
+      />
+      <span className="truncate font-[family-name:var(--font-data)] text-[12.5px] font-medium text-ds-text">{item.ip}</span>
+      <span className="flex-grow" />
+      <span className="shrink-0 font-[family-name:var(--font-data)] text-[11px] text-ds-text-3">{formatRelativeTime(ms(item.lastSeen))}</span>
+    </div>
+    <div className="flex items-center gap-2 font-[family-name:var(--font-data)] text-[11px] text-ds-text-3">
+      <span className="shrink-0 whitespace-nowrap">{item.requests.toLocaleString()} req</span>
+      {item.errors > 0 && <span className="shrink-0 whitespace-nowrap text-ds-critical">{item.errors.toLocaleString()} err</span>}
+      {item.badActor && <BadActorBadge label={reasonShort[item.badActor]} />}
+      {detections.map((d) => (
+        <BadActorBadge key={d} label={detectionLabel[d]} />
+      ))}
+      {item.uaClass && (
+        <span className="shrink-0 whitespace-nowrap rounded-[6px] border border-ds-line-strong px-1.5 py-0.5 text-[10.5px] text-ds-text-2">
+          {uaClassLabel(item.uaClass)}
+        </span>
+      )}
+    </div>
+  </div>
+)
+
+const SourceIpDetail = ({ item, detections }: { item: SourceIp; detections: DetectionKind[] }) => {
+  const { events, badActor, probePaths, loading, error } = useSourceIpActivity(item.ip, 24 * 7)
+  const { setActiveTraceId, setActiveTab } = useObservabilityData()
+  const openTrace = (traceId: string) => {
+    setActiveTraceId(traceId)
+    setActiveTab("tab1")
+  }
+  return (
+    <div className="flex flex-col gap-4 rounded-[14px] border border-ds-line bg-ds-surface p-4">
+      <div className="flex flex-col">
+        <span className="font-[family-name:var(--font-data)] text-[14px] font-semibold text-ds-text">{item.ip}</span>
+        <span className="text-[11.5px] text-ds-text-3">
+          {item.public ? "Public address" : "Private / reserved address - likely a proxy hop, not a client"}
+        </span>
+      </div>
+
+      {(detections.length > 0 || badActor) && (
+        <div role="note" className="flex flex-col gap-1.5 rounded-[10px] border border-ds-critical/40 bg-ds-critical-bg p-3 text-[12px] text-ds-critical">
+          <span className="inline-flex items-center gap-1.5 font-semibold">
+            <ShieldAlert className="h-3.5 w-3.5" aria-hidden="true" />
+            Possible bad actor
+          </span>
+          <ul className="flex flex-col gap-0.5 text-ds-text-2">
+            {detections.includes("probing") && <li>Honeypot promoted this address after repeated scanner-path hits.</li>}
+            {detections.includes("block-candidate") && <li>The IP blocker lists it as a block candidate.</li>}
+            {detections.includes("blocked") && <li>The IP blocker currently enforces a block on it.</li>}
+            {badActor && (
+              <li>
+                {reasonLabel[badActor]}
+                {probePaths > 0 && ` (${probePaths} distinct probe path${probePaths === 1 ? "" : "s"} in the window below)`}.
+              </li>
+            )}
+          </ul>
+        </div>
+      )}
+
+      <dl className="grid grid-cols-2 gap-x-4 gap-y-3 border-y border-ds-fill py-3 sm:grid-cols-3">
+        <DetailField label="First seen" value={dateTime(item.firstSeen)} />
+        <DetailField label="Last seen" value={dateTime(item.lastSeen)} />
+        <DetailField label="Requests" value={item.requests.toLocaleString()} />
+        <DetailField label="Errors" value={item.errors.toLocaleString()} />
+        <DetailField label="Client class" value={uaClassLabel(item.uaClass)} />
+        <DetailField label="Services" value={item.services.join(", ")} />
+        <DetailField label="Last user agent" value={item.userAgent} />
+      </dl>
+
+      <div className="flex flex-col gap-2">
+        <SectionLabel>IP data</SectionLabel>
+        <IpInfoPanel ip={item.ip} />
+      </div>
+
+      <InvestigationActions key={item.ip} ip={item.ip} />
+
+      <AbuseIpDbActions key={`abuse-${item.ip}`} ip={item.ip} />
+
+      <BlockIpAction ip={item.ip} alreadyBlocked={detections.includes("blocked")} />
+
+      <div className="flex flex-col gap-2">
+        <SectionLabel>Recent requests · last 7 days</SectionLabel>
+        {loading ? (
+          <p className="text-[12px] text-ds-text-3">Loading activity…</p>
+        ) : error ? (
+          <p className="text-[12px] text-ds-critical">Could not load activity.</p>
+        ) : events.length === 0 ? (
+          <p className="text-[12px] text-ds-text-3">No requests from this address in the last 7 days (raw events expire; the totals above are lifetime).</p>
+        ) : (
+          <ul className="flex flex-col divide-y divide-ds-fill">
+            {events.map((e) => (
+              <li key={`${e.traceId}-${e.spanId}`} className="flex items-center gap-2 py-1.5 font-[family-name:var(--font-data)] text-[11.5px]">
+                <span className="w-[112px] shrink-0 whitespace-nowrap text-ds-text-3">{dateTime(e.timestamp)}</span>
+                <span className="w-9 shrink-0 text-ds-text-2">{e.method}</span>
+                <span className="min-w-0 flex-1 truncate text-ds-text" title={`${e.host ?? ""}${e.route || e.spanName || ""}`}>
+                  {e.host && <span className="text-ds-text-3">{e.host}</span>}
+                  {e.route || e.spanName}
+                </span>
+                <span className={`shrink-0 whitespace-nowrap ${e.isError ? "text-ds-critical" : "text-ds-text-2"}`}>
+                  {e.statusCode || "-"}
+                </span>
+                {e.traceId && (
+                  <button
+                    type="button"
+                    onClick={() => openTrace(e.traceId)}
+                    aria-label={`Open trace ${e.traceId}`}
+                    className="shrink-0 rounded-[6px] border border-ds-line-strong px-1.5 py-0.5 text-[10.5px] text-ds-accent hover:bg-ds-accent-bg"
+                  >
+                    trace
+                  </button>
+                )}
+              </li>
+            ))}
+          </ul>
+        )}
+      </div>
+    </div>
+  )
+}
+
+export function SourceIpsVisualizer() {
+  const { ips, loading, error, refresh } = useSourceIps()
+  const { searchQuery, setSearchQuery } = useObservabilityData()
+  const { segments, go } = useSubRoute()
+  const detected = useDetectedIps()
+  const [scope, setScope] = useState<Scope>("public")
+  const [sortMode, setSortMode] = useState<SortMode>("recent")
+  const [service, setService] = useState<string | null>(null)
+  const [uaClass, setUaClass] = useState<string | null>(null)
+  const [seen, setSeen] = useState<string | null>(null)
+  const [errorsOnly, setErrorsOnly] = useState(false)
+
+  const services = useMemo(() => [...new Set(ips.flatMap((i) => i.services))].sort(), [ips])
+  const uaClasses = useMemo(() => [...new Set(ips.map((i) => i.uaClass).filter((c): c is string => Boolean(c)))].sort(), [ips])
+
+  const flaggedCount = useMemo(() => ips.filter((i) => isFlagged(i, detected.get(i.ip))).length, [ips, detected])
+
+  const filtered = useMemo(() => {
+    const q = searchQuery.trim().toLowerCase()
+    const cutoff = seen ? Date.now() - SEEN_WINDOWS[seen].ms : 0
+    return ips
+      .filter((i) => {
+        if (scope === "public" && !i.public) return false
+        if (scope === "flagged" && !isFlagged(i, detected.get(i.ip))) return false
+        if (service && !i.services.includes(service)) return false
+        if (uaClass && i.uaClass !== uaClass) return false
+        if (errorsOnly && i.errors === 0) return false
+        if (cutoff && ms(i.lastSeen) < cutoff) return false
+        if (q && !`${i.ip} ${i.services.join(" ")} ${i.userAgent ?? ""}`.toLowerCase().includes(q)) return false
+        return true
+      })
+      .sort(sorters[sortMode])
+  }, [ips, scope, detected, service, uaClass, errorsOnly, seen, searchQuery, sortMode])
+
+  const selected = filtered.find((i) => i.ip === segments[0]) ?? filtered[0] ?? null
+
+  const chip = (id: string, filterKey: string, value: string, onRemove: () => void, tone: FilterChip["tone"] = "neutral"): FilterChip => ({
+    id,
+    filterKey,
+    value,
+    tone,
+    onRemove,
+  })
+  const chips: FilterChip[] = [
+    ...(searchQuery ? [chip("query", "query", searchQuery, () => setSearchQuery(""))] : []),
+    ...(service ? [chip("service", "service", service, () => setService(null))] : []),
+    ...(uaClass ? [chip("class", "client", uaClassLabel(uaClass), () => setUaClass(null))] : []),
+    ...(seen ? [chip("seen", "seen", SEEN_WINDOWS[seen].label, () => setSeen(null))] : []),
+    ...(errorsOnly ? [chip("errors", "has", "errors", () => setErrorsOnly(false), "critical")] : []),
+  ]
+  const activeFilterCount = chips.length
+
+  const addFilterOptions = [
+    ...(errorsOnly ? [] : [{ value: "errors", label: "has errors" }]),
+    ...Object.entries(SEEN_WINDOWS)
+      .filter(([k]) => k !== seen)
+      .map(([k, w]) => ({ value: `seen:${k}`, label: `seen ${w.label}` })),
+    ...uaClasses.filter((c) => c !== uaClass).map((c) => ({ value: `class:${c}`, label: `client=${uaClassLabel(c)}` })),
+    ...services.filter((v) => v !== service).map((v) => ({ value: `svc:${v}`, label: `service=${v}` })),
+  ]
+  const onAddFilter = (value: string) => {
+    if (value === "errors") setErrorsOnly(true)
+    else if (value.startsWith("seen:")) setSeen(value.slice(5))
+    else if (value.startsWith("class:")) setUaClass(value.slice(6))
+    else if (value.startsWith("svc:")) setService(value.slice(4))
+  }
+  const clearAll = () => {
+    setSearchQuery("")
+    setService(null)
+    setUaClass(null)
+    setSeen(null)
+    setErrorsOnly(false)
+  }
+  const matchText = `Matching ${filtered.length} of ${ips.length} unique addresses · ${activeFilterCount} filter${activeFilterCount === 1 ? "" : "s"}`
+
+  if (error) {
+    return (
+      <div className="flex flex-col items-center justify-center gap-2 rounded-[14px] border border-dashed border-ds-line py-20 text-center">
+        <Fingerprint className="h-8 w-8 text-ds-text-3" aria-hidden="true" />
+        <p className="text-[14px] font-medium text-ds-text">Source addresses unavailable</p>
+        <p className="max-w-sm text-[12.5px] text-ds-text-3">This list needs ClickHouse storage (OTEL_CLICKHOUSE_ADDR).</p>
+      </div>
+    )
+  }
+  if (loading && ips.length === 0) {
+    return <div className="py-16 text-center text-sm text-ds-text-3">Loading source addresses…</div>
+  }
+
+  return (
+    <div className="flex flex-col gap-5">
+      <FilterBar
+        scope={{
+          label: "Address scope",
+          value: scope,
+          onChange: (v) => setScope(v as Scope),
+          options: [
+            { value: "public", label: "Public" },
+            { value: "flagged", label: `Flagged (${flaggedCount})` },
+            { value: "all", label: "All" },
+          ],
+        }}
+        chips={chips}
+        addFilterOptions={addFilterOptions.length > 0 ? addFilterOptions : undefined}
+        onAddFilter={addFilterOptions.length > 0 ? onAddFilter : undefined}
+        matchText={matchText}
+        onClearAll={activeFilterCount > 0 ? clearAll : undefined}
+      />
+      {filtered.length === 0 ? (
+        <div className="flex flex-col items-center justify-center gap-2 rounded-[14px] border border-ds-line bg-ds-surface py-16 text-center">
+          <Fingerprint className="h-6 w-6 text-ds-text-3" aria-hidden="true" />
+          <p className="text-[13px] text-ds-text-3">{ips.length === 0 ? "No source addresses recorded yet." : "No addresses match your filters."}</p>
+        </div>
+      ) : (
+        <MasterDetail
+          items={filtered}
+          getKey={(i) => i.ip}
+          selectedKey={selected?.ip ?? null}
+          onSelect={(ip) => go([ip])}
+          label="Source addresses"
+          storageKey="source-ips"
+          listSize={{ default: 380, min: 300, max: 560 }}
+          listHeader={
+            <div className="flex flex-wrap items-center justify-between gap-2">
+              <h2 className="text-[11px] font-bold uppercase tracking-[0.1em] text-ds-text-3">Source IPs · {sortLabel[sortMode]}</h2>
+              <Segmented
+                label="Sort source addresses"
+                value={sortMode}
+                onChange={setSortMode}
+                options={[
+                  { value: "recent", label: "Recent" },
+                  { value: "requests", label: "Requests" },
+                  { value: "errors", label: "Errors" },
+                  { value: "first", label: "New" },
+                ]}
+              />
+              <button
+                type="button"
+                onClick={() => void refresh()}
+                aria-label="Refresh source addresses"
+                title="Refresh source addresses"
+                className="inline-flex h-7 w-7 items-center justify-center rounded-[7px] text-ds-text-3 hover:bg-ds-fill hover:text-ds-text-2"
+              >
+                <RefreshCw className="h-3.5 w-3.5" aria-hidden="true" />
+              </button>
+            </div>
+          }
+          renderItem={(item) => <IpListItem item={item} detections={detected.get(item.ip) ?? []} />}
+          renderDetail={(item) => <SourceIpDetail item={item} detections={detected.get(item.ip) ?? []} />}
+        />
+      )}
+    </div>
+  )
+}
+
+export default SourceIpsVisualizer

otel-ui/src/components/Tabs.tsx

@@ -23,9 +23,11 @@ import { TrendsVisualizer } from "./TrendsVisualizer"
 import { authFetch } from "../lib/auth"
 import type { Issue, LogEntry, OtelAttribute } from "../lib/types"
 import { formatAttributeValue, getServicePalette, getServiceName } from "../lib/otel-utils"
+import { KeyValue } from "./common/DetailField"
 import { TelemetryFilters } from "./TelemetryFilters"
 import { PatternsVisualizer } from "./PatternsVisualizer"
 import { RolloutsVisualizer } from "./RolloutsVisualizer"
+import { SourceIpsVisualizer } from "./SourceIpsVisualizer"
 
 
 type SeverityMeta = {
@@ -218,10 +220,7 @@ export const LogEntryView = ({ log }: { log: LogEntry }) => {
                       <p className="text-[10px] font-bold uppercase tracking-widest text-ds-text-3">Attributes</p>
                       <div className="space-y-1">
                         {(record.attributes ?? []).map(attr => (
-                          <div key={attr.key} className="flex gap-2">
-                            <span className="text-ds-accent shrink-0">{attr.key}:</span>
-                            <span className="text-ds-text-2 break-all">{formatAttributeValue(attr.value)}</span>
-                          </div>
+                          <KeyValue key={attr.key} name={attr.key} value={formatAttributeValue(attr.value)} />
                         ))}
                       </div>
                     </div>
@@ -231,10 +230,7 @@ export const LogEntryView = ({ log }: { log: LogEntry }) => {
                       <p className="text-[10px] font-bold uppercase tracking-widest text-ds-text-3">Resource</p>
                       <div className="space-y-1">
                         {(record.resourceAttributes ?? []).map(attr => (
-                          <div key={attr.key} className="flex gap-2">
-                            <span className="text-ds-ok shrink-0">{attr.key}:</span>
-                            <span className="text-ds-text-2 break-all">{formatAttributeValue(attr.value)}</span>
-                          </div>
+                          <KeyValue key={attr.key} name={attr.key} value={formatAttributeValue(attr.value)} />
                         ))}
                       </div>
                     </div>
@@ -336,6 +332,9 @@ export const TabsComponent = () => {
         <Tabs.Content className="outline-none py-2" value="tab9">
           {activeTab === "tab9" && <ViewErrorBoundary><RolloutsVisualizer /></ViewErrorBoundary>}
         </Tabs.Content>
+        <Tabs.Content className="outline-none py-2" value="tab10">
+          {activeTab === "tab10" && <ViewErrorBoundary><SourceIpsVisualizer /></ViewErrorBoundary>}
+        </Tabs.Content>
         <Tabs.Content
           className="outline-none py-2"
           value="tab2"

otel-ui/src/components/TraceVisualization.tsx

@@ -20,12 +20,14 @@ import {
 } from "lucide-react";
 import type { TraceData, Span } from "../lib/types";
 import { formatDuration, formatRelativeTime } from "../lib/timeUtils";
+import { KeyValue } from "./common/DetailField";
 import { formatAttributeValue, getServicePalette, getSpanColor } from "../lib/otel-utils";
 import { extractEndpoint } from "../lib/http-endpoint";
 import { useLogsForTraceId } from "../hooks/useLogsForTraceId";
 import { useObservabilityData } from "../hooks/useObservabilityData";
 import { LogEntryView } from "./Tabs";
 import { ServiceGraph, type GraphSpan } from "./ServiceGraph";
+import { IpButton } from "./common/IpButton";
 
 export type ProcessedSpan = Span & {
   service: string;
@@ -156,6 +158,9 @@ const getOperationDisplayName = (span: ProcessedSpan) => {
   return name || "span";
 };
 
+const isIpAddress = (value: string): boolean =>
+  /^(?:\d{1,3}\.){3}\d{1,3}$/.test(value) || value.includes(":");
+
 // Span Detail Inspector Drawer
 export const SpanInspector = ({
   span,
@@ -427,7 +432,7 @@ export const SpanInspector = ({
                     className="flex flex-col gap-1 rounded-xl border border-ds-line bg-ds-surface-2 p-2.5 transition-colors hover:border-ds-line-strong"
                   >
                     <div className="flex items-center justify-between gap-2">
-                      <span className="font-mono text-ds-accent font-bold break-all">{key}</span>
+                      <span className="font-[family-name:var(--font-data)] text-[11.5px] text-ds-text-3 break-all">{key}</span>
                       <div className="flex items-center gap-1">
                         <button
                           onClick={() => toggleExcludedValue(key, value)}
@@ -449,7 +454,19 @@ export const SpanInspector = ({
                         </button>
                       </div>
                     </div>
-                    <span className="font-mono text-ds-text-2 break-all select-all">{value}</span>
+                    {key === "net.peer.ip" && isIpAddress(value) ? (
+                      <span className="flex flex-wrap items-center gap-2">
+                        <IpButton ip={value} />
+                        <a
+                          href={`/ips/${encodeURIComponent(value)}`}
+                          className="text-[11px] text-ds-accent underline underline-offset-2 hover:text-ds-text"
+                        >
+                          View source IPs
+                        </a>
+                      </span>
+                    ) : (
+                      <span className="font-[family-name:var(--font-data)] text-[12.5px] font-medium text-ds-text break-all select-all">{value}</span>
+                    )}
                   </div>
                 ))}
               </div>
@@ -478,12 +495,7 @@ export const SpanInspector = ({
                   {event.attributes && event.attributes.length > 0 && (
                     <div className="space-y-1 pt-1 border-t border-ds-line">
                       {event.attributes.map((attr, aIdx) => (
-                        <div key={aIdx} className="font-mono text-[11px] flex gap-2">
-                          <span className="text-ds-text-3">{attr.key}:</span>
-                          <span className="text-ds-text-2 break-all">
-                            {formatAttributeValue(attr.value)}
-                          </span>
-                        </div>
+                        <KeyValue key={aIdx} name={attr.key} value={formatAttributeValue(attr.value)} />
                       ))}
                     </div>
                   )}

otel-ui/src/components/common/DetailField.tsx

@@ -3,10 +3,23 @@ export const DetailField = ({ label, value }: { label: string; value?: string |
   value === undefined || value === "" ? null : (
     <div className="min-w-0">
       <dt className="text-[10.5px] font-bold uppercase tracking-widest text-ds-text-3">{label}</dt>
-      <dd className="break-all font-[family-name:var(--font-data)] text-[12px] text-ds-text-2">{value}</dd>
+      <dd className="mt-0.5 break-all font-[family-name:var(--font-data)] text-[12.5px] font-medium text-ds-text">{value}</dd>
     </div>
   )
 
 export const SectionLabel = ({ children }: { children: React.ReactNode }) => (
   <p className="text-[10.5px] font-bold uppercase tracking-widest text-ds-text-3">{children}</p>
 )
+
+/**
+ * One `key = value` row for attribute lists: the key recedes (muted, never
+ * dimmer than the accessibility floor) and the value is full-strength, so a
+ * long list scans by its values. Wrapping the value keeps long ids readable.
+ */
+export const KeyValue = ({ name, value }: { name: string; value: React.ReactNode }) => (
+  <div className="flex gap-1.5 font-[family-name:var(--font-data)] text-[11.5px] leading-snug">
+    <span className="shrink-0 text-ds-text-3">{name}</span>
+    <span aria-hidden="true" className="shrink-0 text-ds-text-3">=</span>
+    <span className="min-w-0 break-all text-ds-text">{value}</span>
+  </div>
+)

otel-ui/src/components/common/IpButton.tsx

@@ -23,17 +23,13 @@ interface IpInfo {
 
 type State = { status: "loading" } | { status: "error"; message: string } | { status: "ok"; info: IpInfo }
 
-const IpDialog = ({ ip, onClose }: { ip: string; onClose: () => void }) => {
-  const ref = useRef<HTMLDialogElement>(null)
+/** Geo + ASN lookup (local MaxMind data) for one address, with its own loading/error states. */
+export const IpInfoPanel = ({ ip }: { ip: string }) => {
   const [state, setState] = useState<State>({ status: "loading" })
 
-  useEffect(() => {
-    const dialog = ref.current
-    if (dialog && !dialog.open) dialog.showModal()
-  }, [])
-
   useEffect(() => {
     let cancelled = false
+    setState({ status: "loading" })
     authFetch(`/api/ip/${encodeURIComponent(ip)}`)
       .then(async (resp) => {
         if (!resp.ok) throw new Error(`HTTP ${resp.status}`)
@@ -50,6 +46,51 @@ const IpDialog = ({ ip, onClose }: { ip: string; onClose: () => void }) => {
   const place = info ? [info.city, info.region, info.country].filter(Boolean).join(", ") : ""
   const hasGeo = Boolean(place || info?.asn || info?.network)
 
+  return (
+    <div className="space-y-4 text-[12.5px] text-ds-text-2">
+      {state.status === "loading" && <p>Looking up…</p>}
+      {state.status === "error" && <p className="text-ds-critical">Lookup failed: {state.message}</p>}
+      {info && !info.configured && (
+        <p>
+          No MaxMind database is configured. Set <code className="font-[family-name:var(--font-data)]">OTEL_GEOIP_CITY_DB</code>{" "}
+          and/or <code className="font-[family-name:var(--font-data)]">OTEL_GEOIP_ASN_DB</code> to the paths of GeoLite2
+          <code className="font-[family-name:var(--font-data)]"> .mmdb</code> files.
+        </p>
+      )}
+      {info?.scope && <p>This is a {info.scope} address, so it has no public location.</p>}
+      {info?.configured && !info.scope && !hasGeo && <p>The database has no record for this address.</p>}
+      {info && hasGeo && (
+        <dl className="grid grid-cols-2 gap-3">
+          <DetailField label="Location" value={place} />
+          <DetailField label="Country code" value={info.countryCode ? `${info.countryCode}${info.inEu ? " (EU)" : ""}` : ""} />
+          <DetailField label="Postal" value={info.postal} />
+          <DetailField label="Timezone" value={info.timezone} />
+          <DetailField label="ASN" value={info.asn ? `AS${info.asn}` : ""} />
+          <DetailField label="Organisation" value={info.asOrg} />
+          <DetailField label="Network" value={info.network} />
+          <DetailField
+            label="Coordinates"
+            value={
+              info.latitude !== undefined && info.longitude !== undefined ? `${info.latitude.toFixed(2)}, ${info.longitude.toFixed(2)}` : ""
+            }
+          />
+        </dl>
+      )}
+      {hasGeo && (
+        <p className="text-[11px] text-ds-text-3">Approximate, from the local MaxMind database. Not precise enough to identify a person.</p>
+      )}
+    </div>
+  )
+}
+
+const IpDialog = ({ ip, onClose }: { ip: string; onClose: () => void }) => {
+  const ref = useRef<HTMLDialogElement>(null)
+
+  useEffect(() => {
+    const dialog = ref.current
+    if (dialog && !dialog.open) dialog.showModal()
+  }, [])
+
   return (
     <dialog
       ref={ref}
@@ -59,10 +100,7 @@ const IpDialog = ({ ip, onClose }: { ip: string; onClose: () => void }) => {
       className="m-auto w-[min(92vw,460px)] rounded-[14px] border border-ds-line bg-ds-surface p-0 text-ds-text backdrop:bg-ds-bg/70"
     >
       <div className="flex items-center justify-between gap-3 border-b border-ds-line px-4 py-3">
-        <h2
-          id="ip-dialog-title"
-          className="break-all font-[family-name:var(--font-display)] text-[15px] font-semibold"
-        >
+        <h2 id="ip-dialog-title" className="break-all font-[family-name:var(--font-display)] text-[15px] font-semibold">
           <span className="font-[family-name:var(--font-data)] text-[13px]">{ip}</span>
         </h2>
         <button
@@ -74,43 +112,8 @@ const IpDialog = ({ ip, onClose }: { ip: string; onClose: () => void }) => {
           <X className="h-4 w-4" aria-hidden="true" />
         </button>
       </div>
-      <div className="space-y-4 px-4 py-4 text-[12.5px] text-ds-text-2">
-        {state.status === "loading" && <p>Looking up…</p>}
-        {state.status === "error" && <p className="text-ds-critical">Lookup failed: {state.message}</p>}
-        {info && !info.configured && (
-          <p>
-            No MaxMind database is configured. Set <code className="font-[family-name:var(--font-data)]">OTEL_GEOIP_CITY_DB</code>{" "}
-            and/or <code className="font-[family-name:var(--font-data)]">OTEL_GEOIP_ASN_DB</code> to the paths of GeoLite2
-            <code className="font-[family-name:var(--font-data)]"> .mmdb</code> files.
-          </p>
-        )}
-        {info?.scope && <p>This is a {info.scope} address, so it has no public location.</p>}
-        {info?.configured && !info.scope && !hasGeo && <p>The database has no record for this address.</p>}
-        {info && hasGeo && (
-          <dl className="grid grid-cols-2 gap-3">
-            <DetailField label="Location" value={place} />
-            <DetailField
-              label="Country code"
-              value={info.countryCode ? `${info.countryCode}${info.inEu ? " (EU)" : ""}` : ""}
-            />
-            <DetailField label="Postal" value={info.postal} />
-            <DetailField label="Timezone" value={info.timezone} />
-            <DetailField label="ASN" value={info.asn ? `AS${info.asn}` : ""} />
-            <DetailField label="Organisation" value={info.asOrg} />
-            <DetailField label="Network" value={info.network} />
-            <DetailField
-              label="Coordinates"
-              value={
-                info.latitude !== undefined && info.longitude !== undefined
-                  ? `${info.latitude.toFixed(2)}, ${info.longitude.toFixed(2)}`
-                  : ""
-              }
-            />
-          </dl>
-        )}
-        {hasGeo && (
-          <p className="text-[11px] text-ds-text-3">Approximate, from the local MaxMind database. Not precise enough to identify a person.</p>
-        )}
+      <div className="px-4 py-4">
+        <IpInfoPanel ip={ip} />
       </div>
     </dialog>
   )

otel-ui/src/components/layout/IconRail.tsx

@@ -3,6 +3,7 @@ import {
   Activity,
   AlertOctagon,
   CloudCog,
+  Fingerprint,
   GitBranch,
   Globe,
   LineChart,
@@ -62,6 +63,7 @@ export const IconRail: React.FC = () => {
     { tab: "tab3", label: "Live log stream", Icon: ScrollText, dotTone: "warn", dotVisible: errorLogCount > 0 },
     { tab: "tab2", label: "Metrics & APM", Icon: LineChart },
     { tab: "tab7", label: "RUM sessions", Icon: Globe },
+    { tab: "tab10", label: "Source IPs", Icon: Fingerprint },
     ...(statsAvailable ? [{ tab: "tab5", label: "Historical trends", Icon: TrendingUp }] : []),
     { tab: "tab6", label: "Archive & trap", Icon: Radar },
   ]

otel-ui/src/hooks/useDetectedIps.ts

@@ -0,0 +1,41 @@
+import useSWR from "swr"
+import { authFetch, tokens } from "../lib/auth"
+
+export type DetectionKind = "probing" | "block-candidate" | "blocked"
+
+interface HoneypotIp {
+  ip: string
+  count: number
+  paths: number
+}
+interface BlockerStatus {
+  dryRun: boolean
+  candidates: string[]
+  managed: Record<string, number>
+}
+
+/**
+ * Live bad-actor signals the server already keeps: addresses the honeypot
+ * promoted for probing, and the blocker's candidate / enforced lists. The
+ * blocker route only exists when the blocker is enabled, so its absence is
+ * not an error. Returns ip -> detections.
+ */
+export function useDetectedIps(): Map<string, DetectionKind[]> {
+  const { data } = useSWR(
+    tokens() ? "detected-ips" : null,
+    async () => {
+      const [honeypot, blocker] = await Promise.all([
+        authFetch("/api/honeypot/ips").then((r) => (r.ok ? (r.json() as Promise<HoneypotIp[]>) : [])).catch(() => []),
+        authFetch("/api/blocker/status").then((r) => (r.ok ? (r.json() as Promise<BlockerStatus>) : null)).catch(() => null),
+      ])
+      const out = new Map<string, DetectionKind[]>()
+      const add = (ip: string, kind: DetectionKind) => out.set(ip, [...(out.get(ip) ?? []), kind])
+      for (const h of honeypot ?? []) add(h.ip, "probing")
+      for (const ip of blocker?.candidates ?? []) add(ip, "block-candidate")
+      for (const ip of Object.keys(blocker?.managed ?? {})) add(ip, "blocked")
+      return out
+    },
+    { refreshInterval: 60_000, revalidateOnFocus: false, shouldRetryOnError: false },
+  )
+  return data ?? new Map()
+}

otel-ui/src/hooks/useIssueSources.ts

@@ -0,0 +1,45 @@
+import { useEffect, useState } from "react"
+import { authFetch } from "../lib/auth"
+
+export interface IssueSource {
+  ip: string
+  firstSeen: string
+  lastSeen: string
+  count: number
+}
+
+/** Loads the complete source-IP aggregate, independent of the bounded samples. */
+export function useIssueSources(issueId: string, enabled = true) {
+  const [sources, setSources] = useState<IssueSource[]>([])
+  const [loading, setLoading] = useState(false)
+  const [error, setError] = useState<string | null>(null)
+
+  useEffect(() => {
+    if (!enabled) return
+    let cancelled = false
+    setLoading(true)
+    authFetch(`/api/issues/${encodeURIComponent(issueId)}/sources`)
+      .then(async (res) => {
+        if (res.status === 501) return []
+        if (!res.ok) throw new Error(`HTTP ${res.status}`)
+        return (await res.json()) as IssueSource[]
+      })
+      .then((data) => {
+        if (!cancelled) {
+          setSources(data)
+          setError(null)
+        }
+      })
+      .catch((e: unknown) => {
+        if (!cancelled) setError(e instanceof Error ? e.message : String(e))
+      })
+      .finally(() => {
+        if (!cancelled) setLoading(false)
+      })
+    return () => {
+      cancelled = true
+    }
+  }, [issueId, enabled])
+
+  return { sources, loading, error }
+}

otel-ui/src/hooks/useSourceIps.ts

@@ -0,0 +1,21 @@
+import useSWR from "swr"
+import { authSWRFetcher, tokens } from "../lib/auth"
+import type { BadActorReason, SourceIp, SourceIpEvent } from "../lib/types"
+
+/** Global list of unique source addresses (lifetime totals), newest first. */
+export function useSourceIps() {
+  const key = tokens() ? "/api/source-ips?limit=1000" : null
+  const state = useSWR<{ ips: SourceIp[] }>(key, authSWRFetcher, {
+    refreshInterval: 60_000,
+    revalidateOnFocus: false,
+    shouldRetryOnError: false,
+  })
+  return { ips: state.data?.ips ?? [], loading: state.isLoading, error: state.error, refresh: state.mutate }
+}
+
+/** What one address has requested, newest first. Only fetched once an ip is selected. */
+export function useSourceIpActivity(ip: string | null, hours: number) {
+  const key = ip && tokens() ? `/api/source-ips/${encodeURIComponent(ip)}?hours=${hours}&limit=300` : null
+  const state = useSWR<{ events: SourceIpEvent[]; badActor: BadActorReason; probePaths: number }>(key, authSWRFetcher, { revalidateOnFocus: false, shouldRetryOnError: false })
+  return { events: state.data?.events ?? [], badActor: state.data?.badActor ?? "", probePaths: state.data?.probePaths ?? 0, loading: state.isLoading, error: state.error }
+}

otel-ui/src/lib/issue-utils.ts

@@ -25,6 +25,42 @@ export function trendPoints(issue: Issue, hours = 24): TrendPoint[] {
   return points
 }
 
+/**
+ * Picks a compact chart window around real activity. A quiet 24-hour period
+ * remains a useful context, but a short burst should not be reduced to a tiny
+ * pair of points at the edge of a mostly empty chart.
+ */
+export function trendWindow(issue: Issue, maxHours = 24): { start: Date; hours: number } {
+  const activeHours = Object.entries(issue.trend ?? {})
+    .filter(([, count]) => count > 0)
+    .map(([hour]) => new Date(`${hour}:00Z`))
+    .filter((date) => !Number.isNaN(date.getTime()))
+    .sort((a, b) => a.getTime() - b.getTime())
+
+  const now = new Date()
+  const currentHour = new Date(Date.UTC(now.getUTCFullYear(), now.getUTCMonth(), now.getUTCDate(), now.getUTCHours()))
+  if (activeHours.length === 0) return { start: new Date(currentHour.getTime() - (maxHours - 1) * 3_600_000), hours: maxHours }
+
+  const first = activeHours[0]
+  const last = activeHours[activeHours.length - 1]
+  const activityHours = Math.floor((last.getTime() - first.getTime()) / 3_600_000) + 1
+  const hours = Math.min(maxHours, Math.max(6, activityHours + 2))
+  const start = new Date(first.getTime() - Math.floor((hours - activityHours) / 2) * 3_600_000)
+  return { start, hours }
+}
+
+/** Dense points for the adaptive issue-card window, oldest first. */
+export function trendWindowPoints(issue: Issue, maxHours = 24): TrendPoint[] {
+  const { start, hours } = trendWindow(issue, maxHours)
+  const points: TrendPoint[] = []
+  for (let i = 0; i < hours; i++) {
+    const d = new Date(start.getTime() + i * 3_600_000)
+    const hour = d.toISOString().slice(0, 13) + ":00"
+    points.push({ hour, count: issue.trend?.[hour] ?? 0 })
+  }
+  return points
+}
+
 /** True when the issue has at least one occurrence in the last hour. */
 export function isSpike(issue: Issue): boolean {
   const points = trendPoints(issue, 1)
@@ -167,6 +203,7 @@ export function strongestCorrelate(issue: Issue): Correlate | null {
 
 export interface SparklineSeries {
   points: TrendPoint[]
+  hours: number
   max: number
   /** Reference level (mean occurrence/hour) drawn as the expected band. */
   reference: number
@@ -181,7 +218,7 @@ export interface SparklineSeries {
  * over real occurrence counts, not a forecast or ML-derived expected band.
  */
 export function sparklineSeries(issue: Issue, hours = 24): SparklineSeries {
-  const points = trendPoints(issue, hours)
+  const points = trendWindowPoints(issue, hours)
   const max = Math.max(...points.map((p) => p.count), 1)
   const mean = points.reduce((sum, p) => sum + p.count, 0) / points.length
   const threshold = Math.max(mean * 1.5, mean + 1)
@@ -192,7 +229,7 @@ export function sparklineSeries(issue: Issue, hours = 24): SparklineSeries {
       break
     }
   }
-  return { points, max, reference: mean, breachIndex }
+  return { points, hours: points.length, max, reference: mean, breachIndex }
 }
 
 /** One row per trace (all its samples grouped), plus one per traceless sample; newest first. */

otel-ui/src/lib/routes.ts

@@ -9,6 +9,7 @@ export const TAB_PATHS: Record<string, string> = {
   "/issues": "tab0",
   "/patterns": "tab8",
   "/rollouts": "tab9",
+  "/ips": "tab10",
   "/traces": "tab1",
   "/metrics": "tab2",
   "/logs": "tab3",

otel-ui/src/lib/types.ts

@@ -301,3 +301,36 @@ export interface IssueTracesResponse {
   /** false when the server only had the bounded in-memory samples. */
   complete: boolean;
 }
+
+export interface SourceIp {
+  ip: string
+  firstSeen: string
+  lastSeen: string
+  requests: number
+  errors: number
+  services: string[]
+  userAgent?: string
+  uaClass?: string
+  /** false for loopback/private/reserved addresses (usually a proxy hop) */
+  public: boolean
+  /** matched bad-actor rule over the last 7 days ("" when none) */
+  badActor?: BadActorReason
+  probePaths?: number
+}
+
+export interface SourceIpEvent {
+  timestamp: string
+  service: string
+  method?: string
+  host?: string
+  route?: string
+  spanName?: string
+  statusCode: number
+  isError: boolean
+  traceId: string
+  spanId: string
+  userAgent?: string
+}
+
+/** Reason from the server's bad-actor rules (features.MarkBadActors). */
+export type BadActorReason = "" | "probe-scanner" | "enumerator" | "bot-4xx"

scripts/upload-sourcemap.sh

@@ -2,6 +2,7 @@
 set -euo pipefail
 
 : "${OTEL_URL:?set OTEL_URL, for example https://otel.example.com}"
+: "${OTEL_SOURCEMAP_KEY:?set OTEL_SOURCEMAP_KEY to the shared upload key}"
 : "${RELEASE:?set RELEASE to the exact VITE_APP_RELEASE used at build time}"
 
 bundle="${1:?usage: RELEASE=... OTEL_URL=... $0 dist/assets/index-HASH.js}"
@@ -11,6 +12,7 @@ test -f "$map" || { echo "source map not found: $map" >&2; exit 1; }
 
 source_path="/${bundle#*/dist/}"
 curl --fail-with-body --silent --show-error \
+  -H "X-Sourcemap-Key: ${OTEL_SOURCEMAP_KEY}" \
   -X POST "${OTEL_URL%/}/api/sourcemaps" \
   -F "release=${RELEASE}" \
   -F "source=${source_path}" \