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refactor/checkout (#8)
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Co-authored-by: matst80 <mats.tornberg@gmail.com>
Reviewed-on: #8
Co-authored-by: Mats Törnberg <mats@tornberg.me>
Co-committed-by: Mats Törnberg <mats@tornberg.me>
This commit was merged in pull request #8.
This commit is contained in:
Mats Törnberg
2025-12-03 09:45:48 +01:00
committed by mats
parent ebd1508294
commit ee5f54f0dd
77 changed files with 5190 additions and 5795 deletions
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22
pkg/discovery/discovery.go
View File

@@ -14,17 +14,16 @@ import (
)
type K8sDiscovery struct {
ctx context.Context
client *kubernetes.Clientset
ctx context.Context
client *kubernetes.Clientset
listOptions metav1.ListOptions
}
func (k *K8sDiscovery) Discover() ([]string, error) {
return k.DiscoverInNamespace("")
}
func (k *K8sDiscovery) DiscoverInNamespace(namespace string) ([]string, error) {
pods, err := k.client.CoreV1().Pods(namespace).List(k.ctx, metav1.ListOptions{
LabelSelector: "actor-pool=cart",
})
pods, err := k.client.CoreV1().Pods(namespace).List(k.ctx, k.listOptions)
if err != nil {
return nil, err
}
@@ -44,14 +43,10 @@ func hasReadyCondition(pod *v1.Pod) bool {
}
func (k *K8sDiscovery) Watch() (<-chan HostChange, error) {
timeout := int64(30)
ipsThatAreReady := make(map[string]bool)
m := sync.Mutex{}
watcherFn := func(options metav1.ListOptions) (watch.Interface, error) {
return k.client.CoreV1().Pods("").Watch(k.ctx, metav1.ListOptions{
LabelSelector: "actor-pool=cart",
TimeoutSeconds: &timeout,
})
return k.client.CoreV1().Pods("").Watch(k.ctx, k.listOptions)
}
watcher, err := toolsWatch.NewRetryWatcherWithContext(k.ctx, "1", &cache.ListWatch{WatchFunc: watcherFn})
if err != nil {
@@ -82,9 +77,10 @@ func (k *K8sDiscovery) Watch() (<-chan HostChange, error) {
return ch, nil
}
func NewK8sDiscovery(client *kubernetes.Clientset) *K8sDiscovery {
func NewK8sDiscovery(client *kubernetes.Clientset, listOptions metav1.ListOptions) *K8sDiscovery {
return &K8sDiscovery{
ctx: context.Background(),
client: client,
ctx: context.Background(),
client: client,
listOptions: listOptions,
}
}

9
pkg/discovery/discovery_test.go
View File

@@ -4,6 +4,7 @@ import (
"testing"
"time"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
)
@@ -17,7 +18,9 @@ func TestDiscovery(t *testing.T) {
if err != nil {
t.Errorf("Error creating client: %v", err)
}
d := NewK8sDiscovery(client)
d := NewK8sDiscovery(client, metav1.ListOptions{
LabelSelector: "app",
})
res, err := d.DiscoverInNamespace("")
if err != nil {
t.Errorf("Error discovering: %v", err)
@@ -36,7 +39,9 @@ func TestWatch(t *testing.T) {
if err != nil {
t.Errorf("Error creating client: %v", err)
}
d := NewK8sDiscovery(client)
d := NewK8sDiscovery(client, metav1.ListOptions{
LabelSelector: "app",
})
ch, err := d.Watch()
if err != nil {
t.Errorf("Error watching: %v", err)