sourcemaps
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This commit is contained in:
mats committed 2026-09-19 16:24:34 +02:00
1 parent 97743ea21c
commit 1aa264675e
11 files changed
+538 -17

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+16 -5
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@@ -21,16 +21,27 @@ kubectl rollout status deployment/otel-debug-receiver -n monitoring
# Docker builds intentionally omit public source maps. If the public receiver
# URL is present, build the same release locally and upload maps to the running
# receiver. The Kubernetes source-map volume is currently
# emptyDir, so upload after the rollout rather than before it.
# receiver. Maps persist on the otel-sourcemaps PVC and are reloaded on start;
# verify with: node scripts/dev-auth.mjs get /api/sourcemaps
if [[ -n "${OTEL_URL:-}" ]]; then
VITE_APP_RELEASE="$RELEASE" npm --prefix otel-ui run build
# Take the maps from the exact UI build that went into the image (same
# bundle hashes and positions as production), not from a second local build.
maps_dir="$(mktemp -d)"
trap 'rm -rf "$maps_dir"' EXIT
docker build --target ui-builder \
--build-arg "APP_RELEASE=${RELEASE}" \
-t otel-debug-ui-builder:"${RELEASE}" .
cid="$(docker create otel-debug-ui-builder:"${RELEASE}")"
docker cp "$cid:/app/dist" "$maps_dir/dist"
docker rm "$cid" >/dev/null
found=0
while IFS= read -r -d '' map; do
found=1
bundle="${map%.map}"
RELEASE="$RELEASE" OTEL_URL="$OTEL_URL" \
./scripts/upload-sourcemap.sh "$bundle"
done < <(find otel-ui/dist -type f -name '*.js.map' -print0)
find otel-ui/dist -type f -name '*.map' -delete
done < <(find "$maps_dir" -type f -name '*.js.map' -print0)
[[ "$found" == 1 ]] || { echo "no source maps found in UI build" >&2; exit 1; }
fi
kubectl logs -f deployment/otel-debug-receiver -n monitoring
+1
View File
@@ -293,6 +293,7 @@ func main() {
// Source-map uploads are intentionally public so the release build script
// can upload maps without an OIDC session or bearer token.
uiMux.HandleFunc("POST /api/sourcemaps", coll.HandleSourceMap)
uiMux.Handle("GET /api/sourcemaps", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleListSourceMaps)))
uiMux.Handle("POST /api/sourcemaps/resolve", oidcAuth.RequireAuth(http.HandlerFunc(coll.HandleResolveStacks)))
uiMux.HandleFunc("GET /api/needle/status", coll.HandleNeedleStatus)
uiMux.HandleFunc("POST /api/needle/classify", coll.HandleNeedleClassify)
+16 -1
View File
@@ -7,6 +7,7 @@ import (
"encoding/base64"
"encoding/json"
"fmt"
"git.tornberg.me/go-otel/internal/sourcemaps"
"io"
"log"
"net/http"
@@ -500,6 +501,17 @@ func (c *Collector) HandleSourceMap(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusCreated)
}
// 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) {
list := []sourcemaps.Entry{}
if c.sourceMaps != nil {
list = c.sourceMaps.List()
}
w.Header().Set("Content-Type", "application/json")
_ = json.NewEncoder(w).Encode(list)
}
// HandleResolveStacks maps raw browser stacktraces back to source using the
// uploaded source maps. Body: {"items":[{"release":"...","stacktrace":"..."}]};
// the response has one resolved stacktrace per item, in order.
@@ -515,14 +527,17 @@ func (c *Collector) HandleResolveStacks(w http.ResponseWriter, r *http.Request)
return
}
out := make([]string, len(req.Items))
frames := make([][]sourcemaps.Frame, len(req.Items))
for i, it := range req.Items {
out[i] = it.Stacktrace
frames[i] = []sourcemaps.Frame{}
if c.sourceMaps != nil {
out[i] = c.sourceMaps.ResolveStack(it.Release, it.Stacktrace)
frames[i] = c.sourceMaps.ResolveFrames(it.Release, it.Stacktrace)
}
}
w.Header().Set("Content-Type", "application/json")
_ = json.NewEncoder(w).Encode(map[string]any{"resolved": out})
_ = json.NewEncoder(w).Encode(map[string]any{"resolved": out, "frames": frames})
}
// HandleIssueByID returns a single issue by id, including its samples.
+137 -2
View File
@@ -1,11 +1,13 @@
package sourcemaps
import (
"encoding/base64"
"fmt"
"io"
"os"
"path/filepath"
"regexp"
"sort"
"strconv"
"strings"
"sync"
@@ -28,7 +30,76 @@ func New(dir string) (*Resolver, error) {
if err := os.MkdirAll(dir, 0750); err != nil {
return nil, err
}
return &Resolver{dir: dir, maps: make(map[string]*sm.Consumer)}, nil
r := &Resolver{dir: dir, maps: make(map[string]*sm.Consumer)}
r.load()
return r, nil
}
// fileName encodes release and source reversibly so maps can be reloaded
// from disk after a restart.
func fileName(release, source string) string {
enc := base64.RawURLEncoding
return enc.EncodeToString([]byte(release)) + "." + enc.EncodeToString([]byte(normalize(source))) + ".map"
}
func parseFileName(name string) (release, source string, ok bool) {
parts := strings.Split(strings.TrimSuffix(name, ".map"), ".")
if len(parts) != 2 || !strings.HasSuffix(name, ".map") {
return "", "", false
}
rel, err1 := base64.RawURLEncoding.DecodeString(parts[0])
src, err2 := base64.RawURLEncoding.DecodeString(parts[1])
if err1 != nil || err2 != nil {
return "", "", false
}
return string(rel), string(src), true
}
// load restores previously uploaded maps; unreadable or legacy-named files are skipped.
func (r *Resolver) load() {
entries, err := os.ReadDir(r.dir)
if err != nil {
return
}
for _, e := range entries {
release, source, ok := parseFileName(e.Name())
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
}
}
// Entry describes one loaded source map.
type Entry struct {
Release string `json:"release"`
Source string `json:"source"`
}
// 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 {
release, source, _ := strings.Cut(k, "\x00")
out = append(out, Entry{Release: release, Source: source})
}
sort.Slice(out, func(i, j int) bool {
if out[i].Release != out[j].Release {
return out[i].Release < out[j].Release
}
return out[i].Source < out[j].Source
})
return out
}
func key(release, source string) string { return release + "\x00" + normalize(source) }
@@ -53,7 +124,7 @@ func (r *Resolver) Upload(release, source string, body io.Reader) error {
if err != nil {
return fmt.Errorf("invalid source map: %w", err)
}
name := filepath.Join(r.dir, safe(release)+"-"+safe(normalize(source))+".map")
name := filepath.Join(r.dir, fileName(release, source))
if err := os.WriteFile(name, b, 0600); err != nil {
return err
}
@@ -104,3 +175,67 @@ func (r *Resolver) ResolveStack(release, stack string) string {
}
return strings.Join(lines, "\n")
}
// Frame is one parsed stack frame, with original-source details when a map
// for its file was uploaded. Status explains why a frame is or is not mapped:
// "mapped", "no-release", "no-map" (no map uploaded for this file/release) or
// "unmapped" (a map exists but has no mapping for this position).
type Frame struct {
Raw string `json:"raw"`
Function string `json:"function,omitempty"`
File string `json:"file"`
Line int `json:"line"`
Column int `json:"column"`
Status string `json:"status"`
Source string `json:"source,omitempty"`
Name string `json:"name,omitempty"`
SrcLine int `json:"srcLine,omitempty"`
SrcColumn int `json:"srcColumn,omitempty"`
Context []string `json:"context,omitempty"` // original source lines around SrcLine
ContextTop int `json:"contextTop,omitempty"` // 1-based line number of Context[0]
}
const frameContext = 6
// ResolveFrames parses every frame in the stack and maps it through the
// 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)
if m == nil {
continue
}
ln, _ := strconv.Atoi(m[3])
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])]; {
case release == "":
f.Status = "no-release"
case consumer == nil:
f.Status = "no-map"
default:
source, name, sl, sc, ok := consumer.Source(ln, col)
if !ok {
f.Status = "unmapped"
break
}
f.Source, f.Name, f.SrcLine, f.SrcColumn = source, name, sl, sc
if content := consumer.SourceContent(source); content != "" {
src := strings.Split(content, "\n")
top := max(sl-frameContext, 1)
bottom := min(sl+frameContext, len(src))
if top <= bottom {
f.Context, f.ContextTop = src[top-1:bottom], top
}
}
}
frames = append(frames, f)
}
return frames
}
+24
View File
@@ -0,0 +1,24 @@
package sourcemaps
import (
"strings"
"testing"
)
const testMap = `{"version":3,"file":"a.js","sources":["src/a.ts"],"sourcesContent":["const a = 1\nthrow new Error('x')\n"],"names":[],"mappings":"AAAA;AACA"}`
func TestReloadFromDisk(t *testing.T) {
dir := t.TempDir()
r, _ := New(dir)
if err := r.Upload("rel1", "https://h/assets/a.js", strings.NewReader(testMap)); err != nil {
t.Fatal(err)
}
r2, _ := New(dir) // simulates a restart
if l := r2.List(); len(l) != 1 || l[0].Release != "rel1" || l[0].Source != "/assets/a.js" {
t.Fatalf("list after reload = %+v", l)
}
frames := r2.ResolveFrames("rel1", "Error: x\n at f (https://h/assets/a.js:2:1)")
if len(frames) != 1 || frames[0].Status != "mapped" || frames[0].Source != "src/a.ts" || len(frames[0].Context) == 0 {
t.Fatalf("frames = %+v", frames)
}
}
+13 -1
View File
@@ -179,10 +179,22 @@ spec:
- name: log-dir
emptyDir: {}
- name: sourcemap-dir
emptyDir: {}
persistentVolumeClaim:
claimName: otel-sourcemaps
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: otel-sourcemaps
namespace: monitoring
spec:
accessModes: ["ReadWriteOnce"]
resources:
requests:
storage: 1Gi
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: otel-debug-receiver
+137
View File
@@ -8,6 +8,11 @@
"name": "otel-ui",
"version": "0.0.0",
"dependencies": {
"@codemirror/lang-javascript": "^6.2.5",
"@codemirror/language": "^6.12.4",
"@codemirror/state": "^6.7.5",
"@codemirror/view": "^6.43.12",
"@lezer/highlight": "^1.2.3",
"@radix-ui/react-accordion": "1.2.2",
"@radix-ui/react-alert-dialog": "1.1.4",
"@radix-ui/react-aspect-ratio": "1.1.1",
@@ -355,6 +360,79 @@
"node": ">=6.9.0"
}
},
"node_modules/@codemirror/autocomplete": {
"version": "6.20.3",
"resolved": "https://registry.npmjs.org/@codemirror/autocomplete/-/autocomplete-6.20.3.tgz",
"integrity": "sha512-tlosUqb+3BbxCxZdu4tKeRghPFC+QM7q4X5YhKV2eCmPG+1r2F3f4AaSz5sCrFqUtX4Jh20VFTKecl16MgiV9g==",
"license": "MIT",
"dependencies": {
"@codemirror/language": "^6.0.0",
"@codemirror/state": "^6.0.0",
"@codemirror/view": "^6.17.0",
"@lezer/common": "^1.0.0"
}
},
"node_modules/@codemirror/lang-javascript": {
"version": "6.2.5",
"resolved": "https://registry.npmjs.org/@codemirror/lang-javascript/-/lang-javascript-6.2.5.tgz",
"integrity": "sha512-zD4e5mS+50htS7F+TYjBPsiIFGanfVqg4HyUz6WNFikgOPf2BgKlx+TQedI1w6n/IqRBVBbBWmGFdLB/7uxO4A==",
"license": "MIT",
"dependencies": {
"@codemirror/autocomplete": "^6.0.0",
"@codemirror/language": "^6.6.0",
"@codemirror/lint": "^6.0.0",
"@codemirror/state": "^6.0.0",
"@codemirror/view": "^6.17.0",
"@lezer/common": "^1.0.0",
"@lezer/javascript": "^1.0.0"
}
},
"node_modules/@codemirror/language": {
"version": "6.12.4",
"resolved": "https://registry.npmjs.org/@codemirror/language/-/language-6.12.4.tgz",
"integrity": "sha512-1q4PaT+o6PbgpkJt4Q8Fv5XJxTy4FUZ4MWETtyiDw3J0Pyr9E2vqcKL+k9wcvjNTIsauxvE7OfmWj3FRPHQ76A==",
"license": "MIT",
"dependencies": {
"@codemirror/state": "^6.0.0",
"@codemirror/view": "^6.23.0",
"@lezer/common": "^1.5.0",
"@lezer/highlight": "^1.0.0",
"@lezer/lr": "^1.0.0",
"style-mod": "^4.0.0"
}
},
"node_modules/@codemirror/lint": {
"version": "6.9.7",
"resolved": "https://registry.npmjs.org/@codemirror/lint/-/lint-6.9.7.tgz",
"integrity": "sha512-28/+iWLYxKxsvGYhSYL7zaCZqLz5+FFFDq9tVsvGv9kv8RY4fFAchJ5WX9M3YrrRlTIsECjsXPqeNgnSmNP2dg==",
"license": "MIT",
"dependencies": {
"@codemirror/state": "^6.0.0",
"@codemirror/view": "^6.42.0",
"crelt": "^1.0.5"
}
},
"node_modules/@codemirror/state": {
"version": "6.7.5",
"resolved": "https://registry.npmjs.org/@codemirror/state/-/state-6.7.5.tgz",
"integrity": "sha512-QjLbZmY1Au3JiRrDVYFLRD0BZ3SOKS9pR3yjIkd7u27YY8TFD9/Q9fhPnLV5l1mHFSo3hHU/N31vpwEJOx4owQ==",
"license": "MIT",
"dependencies": {
"@marijn/find-cluster-break": "^1.0.0"
}
},
"node_modules/@codemirror/view": {
"version": "6.43.12",
"resolved": "https://registry.npmjs.org/@codemirror/view/-/view-6.43.12.tgz",
"integrity": "sha512-Nv0vxQ19NAqvB/c2pFzjIzFlzzJl7jmdtNkwOwGbn0Ks9mFAzibvumz7cQem5cRsFA2cEw2fg+uHZGbcHupLQQ==",
"license": "MIT",
"dependencies": {
"@codemirror/state": "^6.7.0",
"crelt": "^1.0.6",
"style-mod": "^4.1.0",
"w3c-keyname": "^2.2.4"
}
},
"node_modules/@esbuild/aix-ppc64": {
"version": "0.25.12",
"resolved": "https://registry.npmjs.org/@esbuild/aix-ppc64/-/aix-ppc64-0.25.12.tgz",
@@ -867,6 +945,47 @@
"@jridgewell/sourcemap-codec": "^1.4.14"
}
},
"node_modules/@lezer/common": {
"version": "1.5.2",
"resolved": "https://registry.npmjs.org/@lezer/common/-/common-1.5.2.tgz",
"integrity": "sha512-sxQE460fPZyU3sdc8lafxiPwJHBzZRy/udNFynGQky1SePYBdhkBl1kOagA9uT3pxR8K09bOrmTUqA9wb/PjSQ==",
"license": "MIT"
},
"node_modules/@lezer/highlight": {
"version": "1.2.3",
"resolved": "https://registry.npmjs.org/@lezer/highlight/-/highlight-1.2.3.tgz",
"integrity": "sha512-qXdH7UqTvGfdVBINrgKhDsVTJTxactNNxLk7+UMwZhU13lMHaOBlJe9Vqp907ya56Y3+ed2tlqzys7jDkTmW0g==",
"license": "MIT",
"dependencies": {
"@lezer/common": "^1.3.0"
}
},
"node_modules/@lezer/javascript": {
"version": "1.5.4",
"resolved": "https://registry.npmjs.org/@lezer/javascript/-/javascript-1.5.4.tgz",
"integrity": "sha512-vvYx3MhWqeZtGPwDStM2dwgljd5smolYD2lR2UyFcHfxbBQebqx8yjmFmxtJ/E6nN6u1D9srOiVWm3Rb4tmcUA==",
"license": "MIT",
"dependencies": {
"@lezer/common": "^1.2.0",
"@lezer/highlight": "^1.1.3",
"@lezer/lr": "^1.3.0"
}
},
"node_modules/@lezer/lr": {
"version": "1.4.10",
"resolved": "https://registry.npmjs.org/@lezer/lr/-/lr-1.4.10.tgz",
"integrity": "sha512-rnCpTIBafOx4mRp43xOxDJbFipJm/c0cia/V5TiGlhmMa+wsSdoGmUN3w5Bqrks/09Q/D4tNAmWaT8p6NRi77A==",
"license": "MIT",
"dependencies": {
"@lezer/common": "^1.0.0"
}
},
"node_modules/@marijn/find-cluster-break": {
"version": "1.0.4",
"resolved": "https://registry.npmjs.org/@marijn/find-cluster-break/-/find-cluster-break-1.0.4.tgz",
"integrity": "sha512-Wy0V7+SGUjnF9/TkiM1hKVDPj7jKXduPNboMVtHTA8dySMURWqfg/JZ9E2Sq8JgSJmkl7k7Qe9FLeMSrSraWmQ==",
"license": "MIT"
},
"node_modules/@radix-ui/number": {
"version": "1.1.0",
"resolved": "https://registry.npmjs.org/@radix-ui/number/-/number-1.1.0.tgz",
@@ -3611,6 +3730,12 @@
"dev": true,
"license": "MIT"
},
"node_modules/crelt": {
"version": "1.0.7",
"resolved": "https://registry.npmjs.org/crelt/-/crelt-1.0.7.tgz",
"integrity": "sha512-aK6BbWfhf4U/wCcLHKPJl/xa6VkVstRaPywWtMKGwuOLc/wZTyQYuoxgvZnNsBvv7Kg3YTBQYYBCggcviQczuA==",
"license": "MIT"
},
"node_modules/csstype": {
"version": "3.1.3",
"resolved": "https://registry.npmjs.org/csstype/-/csstype-3.1.3.tgz",
@@ -5425,6 +5550,12 @@
"node": ">=0.10.0"
}
},
"node_modules/style-mod": {
"version": "4.1.4",
"resolved": "https://registry.npmjs.org/style-mod/-/style-mod-4.1.4.tgz",
"integrity": "sha512-XXWIQt633/EpAFx8aZDOTjBzrCaGmhvEQlQo6MVPfa2OzO2cWo+4hV9h+6UkHYlXGfy+ODXKUdP7Pthmcu5ATw==",
"license": "MIT"
},
"node_modules/swr": {
"version": "2.5.1",
"resolved": "https://registry.npmjs.org/swr/-/swr-2.5.1.tgz",
@@ -5886,6 +6017,12 @@
"url": "https://github.com/sponsors/jonschlinkert"
}
},
"node_modules/w3c-keyname": {
"version": "2.2.8",
"resolved": "https://registry.npmjs.org/w3c-keyname/-/w3c-keyname-2.2.8.tgz",
"integrity": "sha512-dpojBhNsCNN7T82Tm7k26A6G9ML3NkhDsnw9n/eoxSRlVBB4CEtIQ/KTCLI2Fwf3ataSXRhYFkQi3SlnFwPvPQ==",
"license": "MIT"
},
"node_modules/wouter": {
"version": "3.11.0",
"resolved": "https://registry.npmjs.org/wouter/-/wouter-3.11.0.tgz",
+5
View File
@@ -10,6 +10,11 @@
"preview": "vite preview"
},
"dependencies": {
"@codemirror/lang-javascript": "^6.2.5",
"@codemirror/language": "^6.12.4",
"@codemirror/state": "^6.7.5",
"@codemirror/view": "^6.43.12",
"@lezer/highlight": "^1.2.3",
"@radix-ui/react-accordion": "1.2.2",
"@radix-ui/react-alert-dialog": "1.1.4",
"@radix-ui/react-aspect-ratio": "1.1.1",
+31 -8
View File
@@ -1,7 +1,9 @@
import { useEffect, useMemo, useState } from "react"
import { Bug, ChevronDown, ChevronUp } from "lucide-react"
import { triggerTestError } from "../lib/test-error"
import { authFetch } from "../lib/auth"
import { formatRelativeTime } from "../lib/timeUtils"
import { SourceFrameViewer, type StackFrame } from "./SourceFrameViewer"
import type { RumErrorEvent, RumSession } from "../lib/rum-utils"
interface JsErrorGroup {
@@ -38,6 +40,7 @@ const groupJsErrors = (sessions: RumSession[]): JsErrorGroup[] => {
/** Maps each group's sample stacktrace through the server's source maps; falls back to the raw stack. */
const useResolvedStacks = (groups: JsErrorGroup[]) => {
const [resolved, setResolved] = useState<Record<string, string>>({})
const [frames, setFrames] = useState<Record<string, StackFrame[]>>({})
const items = useMemo(
() => groups.filter((g) => g.sample?.stacktrace).map((g) => ({ key: g.key, release: g.sample!.release ?? "", stacktrace: g.sample!.stacktrace! })),
[groups],
@@ -55,9 +58,10 @@ const useResolvedStacks = (groups: JsErrorGroup[]) => {
body: JSON.stringify({ items: items.map(({ release, stacktrace }) => ({ release, stacktrace })) }),
})
if (!response.ok) return
const body = (await response.json()) as { resolved: string[] }
const body = (await response.json()) as { resolved: string[]; frames?: StackFrame[][] }
if (cancelled) return
setResolved(Object.fromEntries(items.map((item, i) => [item.key, body.resolved[i] ?? item.stacktrace])))
setFrames(Object.fromEntries(items.map((item, i) => [item.key, body.frames?.[i] ?? []])))
} catch {
/* raw stacks still render */
}
@@ -66,15 +70,16 @@ const useResolvedStacks = (groups: JsErrorGroup[]) => {
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [signature])
return resolved
return { resolved, frames }
}
const JsErrorCard = ({ group, resolvedStack }: { group: JsErrorGroup; resolvedStack?: string }) => {
const JsErrorCard = ({ group, resolvedStack, frames }: { group: JsErrorGroup; resolvedStack?: string; frames: StackFrame[] }) => {
const [expanded, setExpanded] = useState(false)
const [showRaw, setShowRaw] = useState(false)
const raw = group.sample?.stacktrace
const mapped = Boolean(raw && resolvedStack && resolvedStack !== raw)
const stack = showRaw || !mapped ? raw : resolvedStack
const explorable = frames.length > 0 && frames.some((f) => f.status === "mapped")
return (
<article className="flex flex-col gap-3 rounded-[14px] border border-ds-line border-l-[3px] border-l-ds-critical bg-ds-surface">
@@ -106,13 +111,19 @@ const JsErrorCard = ({ group, resolvedStack }: { group: JsErrorGroup; resolvedSt
<button type="button" onClick={() => setShowRaw((v) => !v)} className="text-[11.5px] text-ds-text-3 hover:text-ds-text-2">{showRaw ? "Show mapped" : "Show raw"}</button>
)}
</div>
{stack ? (
{explorable && !showRaw ? (
<SourceFrameViewer frames={frames} />
) : stack ? (
<pre className="max-h-72 overflow-auto whitespace-pre-wrap break-all rounded-[10px] border border-ds-line bg-ds-bg p-3 font-[family-name:var(--font-data)] text-[11px] leading-relaxed text-ds-text-2">{stack}</pre>
) : (
<p className="text-[12px] text-ds-text-3">No stacktrace was reported for this error.</p>
)}
{!mapped && raw && !group.sample?.release && (
<p className="text-[11.5px] text-ds-text-3">No release on this event, so source maps can't be applied.</p>
{!explorable && raw && (
<p className="text-[11.5px] text-ds-text-3">
{!group.sample?.release
? "No release on this event, so source maps can't be applied."
: "No source map matched this stack. Upload one for this release via POST /api/sourcemaps to see original source."}
</p>
)}
</div>
)}
@@ -120,17 +131,29 @@ const JsErrorCard = ({ group, resolvedStack }: { group: JsErrorGroup; resolvedSt
)
}
const TestErrorButton = () => (
<button
type="button"
onClick={triggerTestError}
title="Throws an uncaught error from this UI to verify RUM reporting and source maps end to end"
className="inline-flex h-8 items-center gap-1.5 self-end rounded-[9px] border border-ds-line-strong px-2.5 text-[12px] font-medium text-ds-text-2 hover:text-ds-text"
>
<Bug className="h-3.5 w-3.5" aria-hidden="true" /> Generate test error
</button>
)
export const RumJsErrors = ({ sessions }: { sessions: RumSession[] }) => {
const groups = useMemo(() => groupJsErrors(sessions), [sessions])
const resolved = useResolvedStacks(groups)
const { resolved, frames } = useResolvedStacks(groups)
if (groups.length === 0) {
return (
<div className="flex flex-col items-center justify-center gap-2 rounded-[14px] border border-dashed border-ds-line py-16 text-center">
<Bug className="h-8 w-8 text-ds-ok/60" aria-hidden="true" />
<p className="text-[14px] font-medium text-ds-text">No JavaScript errors</p>
<TestErrorButton />
</div>
)
}
return <div className="flex flex-col gap-3">{groups.map((g) => <JsErrorCard key={g.key} group={g} resolvedStack={resolved[g.key]} />)}</div>
return <div className="flex flex-col gap-3"><TestErrorButton />{groups.map((g) => <JsErrorCard key={g.key} group={g} resolvedStack={resolved[g.key]} frames={frames[g.key] ?? []} />)}</div>
}
@@ -0,0 +1,144 @@
import { useEffect, useMemo, useRef, useState } from "react"
import { EditorState, RangeSetBuilder } from "@codemirror/state"
import { Decoration, EditorView, lineNumbers, type DecorationSet } from "@codemirror/view"
import { HighlightStyle, syntaxHighlighting } from "@codemirror/language"
import { javascript } from "@codemirror/lang-javascript"
import { tags as t } from "@lezer/highlight"
import { Info } from "lucide-react"
export interface StackFrame {
raw: string
function?: string
file: string
line: number
column: number
status: "mapped" | "no-release" | "no-map" | "unmapped"
source?: string
name?: string
srcLine?: number
srcColumn?: number
context?: string[]
contextTop?: number
}
const statusHint: Record<StackFrame["status"], string> = {
mapped: "Mapped to original source",
"no-release": "This event has no release, so source maps can't be looked up.",
"no-map": "No source map uploaded for this file and release. POST it to /api/sourcemaps to see original source.",
unmapped: "A source map exists but has no mapping for this position.",
}
const statusDot: Record<StackFrame["status"], string> = {
mapped: "bg-ds-ok",
"no-release": "bg-ds-text-3",
"no-map": "bg-ds-warn",
unmapped: "bg-ds-warn",
}
const highlight = HighlightStyle.define([
{ tag: [t.keyword, t.modifier, t.operatorKeyword], color: "var(--ds-accent)" },
{ tag: [t.string, t.regexp], color: "var(--ds-ok)" },
{ tag: [t.number, t.bool, t.null], color: "var(--ds-warn)" },
{ tag: [t.comment], color: "var(--ds-text-3)", fontStyle: "italic" },
{ tag: [t.function(t.variableName), t.definition(t.variableName)], color: "var(--ds-text)" },
{ tag: [t.typeName, t.className], color: "var(--ds-accent)" },
])
const theme = EditorView.theme({
"&": { backgroundColor: "var(--ds-bg)", color: "var(--ds-text-2)", fontSize: "12px" },
".cm-content": { fontFamily: "var(--font-data, ui-monospace, monospace)", padding: "6px 0" },
".cm-gutters": { backgroundColor: "var(--ds-bg)", color: "var(--ds-text-3)", border: "none" },
".cm-scroller": { overflow: "auto" },
".cm-error-line": { backgroundColor: "var(--ds-critical-bg)", boxShadow: "inset 3px 0 0 var(--ds-critical)" },
".cm-error-col": { backgroundColor: "color-mix(in srgb, var(--ds-critical) 35%, transparent)", borderBottom: "2px solid var(--ds-critical)", borderRadius: "2px" },
})
/** Highlights the throwing line and the exact column the source map points at. */
const errorDecorations = (state: EditorState, line: number, col: number, len: number): DecorationSet => {
const b = new RangeSetBuilder<Decoration>()
if (line < 1 || line > state.doc.lines) return b.finish()
const l = state.doc.line(line)
b.add(l.from, l.from, Decoration.line({ class: "cm-error-line" }))
const from = Math.min(l.from + Math.max(col, 0), l.to)
const to = Math.min(from + Math.max(len, 1), l.to)
if (to > from) b.add(from, to, Decoration.mark({ class: "cm-error-col" }))
return b.finish()
}
const Editor = ({ frame }: { frame: StackFrame }) => {
const host = useRef<HTMLDivElement>(null)
useEffect(() => {
if (!host.current || !frame.context || !frame.srcLine) return
const top = frame.contextTop ?? 1
const relLine = frame.srcLine - top + 1
const state = EditorState.create({
doc: frame.context.join("\n"),
extensions: [
EditorState.readOnly.of(true),
EditorView.editable.of(false),
lineNumbers({ formatNumber: (n) => String(n + top - 1) }),
javascript({ jsx: true, typescript: /\.tsx?$/.test(frame.source ?? "") }),
syntaxHighlighting(highlight),
theme,
EditorView.decorations.compute([], (s) =>
errorDecorations(s, relLine, (frame.srcColumn ?? 1) - 1, frame.name?.length || 1),
),
],
})
const view = new EditorView({ state, parent: host.current })
return () => view.destroy()
}, [frame])
return <div ref={host} className="overflow-hidden rounded-[10px] border border-ds-line" />
}
export const SourceFrameViewer = ({ frames }: { frames: StackFrame[] }) => {
const firstMapped = useMemo(() => Math.max(frames.findIndex((f) => f.status === "mapped" && f.context), 0), [frames])
const [picked, setPicked] = useState<number | null>(null)
const index = picked ?? firstMapped
const frame = frames[index]
if (!frame) return null
return (
<div className="flex flex-col gap-3 lg:flex-row">
<ol className="flex max-h-80 min-w-0 flex-col gap-1 overflow-auto lg:w-[42%] lg:shrink-0">
{frames.map((f, i) => (
<li key={i}>
<button
type="button"
onClick={() => setPicked(i)}
aria-current={i === index ? "true" : undefined}
className={`flex w-full items-start gap-2 rounded-[9px] border px-2.5 py-1.5 text-left hover:border-ds-accent/40 ${i === index ? "border-ds-accent/50 bg-ds-surface-2" : "border-ds-line bg-ds-surface"}`}
>
<span className={`mt-1.5 h-2 w-2 shrink-0 rounded-full ${statusDot[f.status]}`} aria-hidden="true" />
<span className="flex min-w-0 flex-col">
<span className="truncate font-[family-name:var(--font-data)] text-[12px] font-semibold text-ds-text">{f.name || f.function || "<anonymous>"}</span>
<span className="break-all font-[family-name:var(--font-data)] text-[11px] text-ds-text-3">
{f.status === "mapped" ? `${f.source}:${f.srcLine}:${f.srcColumn}` : `${f.file.replace(/^https?:\/\/[^/]+/, "")}:${f.line}:${f.column}`}
</span>
</span>
</button>
</li>
))}
</ol>
<div className="flex min-w-0 flex-1 flex-col gap-2">
{frame.status === "mapped" && frame.context ? (
<>
<p className="break-all font-[family-name:var(--font-data)] text-[11.5px] text-ds-text-2">{frame.source}</p>
<Editor frame={frame} />
</>
) : null}
<p className="flex items-start gap-1.5 text-[11.5px] text-ds-text-3">
<Info className="mt-0.5 h-3.5 w-3.5 shrink-0" aria-hidden="true" />
<span>
{frame.status === "mapped" && !frame.context
? "Mapped, but the source map has no embedded sourcesContent. Rebuild with sourcesContent enabled to see the code here."
: statusHint[frame.status]}
{frame.status === "mapped" && (
<span className="font-[family-name:var(--font-data)]"> · generated {frame.file.replace(/^https?:\/\/[^/]+/, "")}:{frame.line}:{frame.column}</span>
)}
</span>
</p>
</div>
</div>
)
}
+14
View File
@@ -0,0 +1,14 @@
/**
* Deliberately throws an uncaught error from application code so the RUM
* script reports it, letting a deploy verify the source-map pipeline end to
* end: the resolved stack should point at this file, not the bundle.
*/
export function triggerTestError(): void {
// Thrown from a timer so it surfaces as an uncaught window error, exactly
// like a real bug, instead of being swallowed by a React event handler.
setTimeout(() => throwTestError(new Date().toISOString()), 0)
}
function throwTestError(at: string): never {
throw new Error(`Test error from otel-ui (source-map check) ${at}`)
}