actions-runner-controller/controllers/actions.summerwind.net/autoscaling_test.go

849 lines
40 KiB
Go

package actionssummerwindnet
import (
"context"
"fmt"
"net/http/httptest"
"net/url"
"testing"
"github.com/actions/actions-runner-controller/apis/actions.summerwind.net/v1alpha1"
"github.com/actions/actions-runner-controller/github"
"github.com/actions/actions-runner-controller/github/fake"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
)
func newGithubClient(server *httptest.Server) *github.Client {
c := github.Config{
Token: "token",
}
client, err := c.NewClient()
if err != nil {
panic(err)
}
baseURL, err := url.Parse(server.URL + "/")
if err != nil {
panic(err)
}
client.BaseURL = baseURL
return client
}
func TestDetermineDesiredReplicas_RepositoryRunner(t *testing.T) {
intPtr := func(v int) *int {
return &v
}
metav1Now := metav1.Now()
testcases := []struct {
description string
repo string
org string
labels []string
fixed *int
max *int
min *int
sReplicas *int
sTime *metav1.Time
workflowRuns string
workflowRuns_queued string
workflowRuns_in_progress string
workflowJobs map[int]string
want int
err string
}{
// case_0
// Legacy functionality
// 0 demanded due to zero runID, min at 2
{
repo: "test/valid",
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}]}"`,
want: 2,
},
// case_1
// Explicitly specified the default `self-hosted` label which is ignored by the simulator,
// as we assume that GitHub Actions automatically associates the `self-hosted` label to every self-hosted runner.
// 3 demanded, max at 3
{
repo: "test/valid",
labels: []string{"self-hosted"},
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status": "queued", "labels":["self-hosted"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}]}`,
},
want: 3,
},
// case_2
// 2 demanded, max at 3, currently 3, delay scaling down due to grace period
{
repo: "test/valid",
min: intPtr(2),
max: intPtr(3),
sReplicas: intPtr(3),
sTime: &metav1Now,
workflowRuns: `{"total_count": 3, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 3,
},
// case_3
// 3 demanded, max at 2
{
repo: "test/valid",
min: intPtr(2),
max: intPtr(2),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}]}"`,
want: 2,
},
// case_4
// 2 demanded, min at 2
{
repo: "test/valid",
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 3, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 2,
},
// case_5
// 1 demanded, min at 2
{
repo: "test/valid",
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"queued"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 0, "workflow_runs":[]}"`,
want: 2,
},
// case_6
// 1 demanded, min at 2
{
repo: "test/valid",
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 2,
},
// case_7
// 1 demanded, min at 1
{
repo: "test/valid",
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"queued"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 0, "workflow_runs":[]}"`,
want: 1,
},
// case_8
// 1 demanded, min at 1
{
repo: "test/valid",
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 1,
},
// case_9
// fixed at 3
{
repo: "test/valid",
min: intPtr(1),
max: intPtr(3),
fixed: intPtr(3),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 3, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}, {"status":"in_progress"}]}"`,
want: 1,
},
// Case for empty GitHub Actions reponse - should not trigger scale up
{
description: "GitHub Actions Jobs Array is empty - no scale up",
repo: "test/valid",
min: intPtr(0),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"queued"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 0, "workflow_runs":[]}"`,
workflowJobs: map[int]string{
1: `{"jobs": []}`,
},
want: 0,
},
// Case for hosted GitHub Actions run
{
description: "Hosted GitHub Actions run - no scale up",
repo: "test/valid",
min: intPtr(0),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"id": 1, "status":"queued"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 0, "workflow_runs":[]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued"}]}`,
},
want: 0,
},
{
description: "Job-level autoscaling with no explicit runner label (runners have implicit self-hosted, requested self-hosted, 5 jobs from 3 workflows)",
repo: "test/valid",
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted"]}, {"status":"queued", "labels":["self-hosted"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}, {"status":"completed", "labels":["self-hosted"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}, {"status":"queued", "labels":["self-hosted"]}]}`,
},
want: 5,
},
{
description: "Skipped job-level autoscaling with no explicit runner label (runners have implicit self-hosted, requested self-hosted+custom, 0 jobs from 3 workflows)",
repo: "test/valid",
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 2,
},
{
description: "Skipped job-level autoscaling with no label (runners have implicit self-hosted, jobs had no labels, 0 jobs from 3 workflows)",
repo: "test/valid",
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued"}, {"status":"queued"}]}`,
2: `{"jobs": [{"status": "in_progress"}, {"status":"completed"}]}`,
3: `{"jobs": [{"status": "in_progress"}, {"status":"queued"}]}`,
},
want: 2,
},
{
description: "Skipped job-level autoscaling with default runner label (runners have self-hosted only, requested self-hosted+custom, 0 jobs from 3 workflows)",
repo: "test/valid",
labels: []string{"self-hosted"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 2,
},
{
description: "Skipped job-level autoscaling with custom runner label (runners have custom2, requested self-hosted+custom, 0 jobs from 5 workflows",
repo: "test/valid",
labels: []string{"custom2"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 2,
},
{
description: "Skipped job-level autoscaling with default runner label (runners have self-hosted, requested managed-runner-label, 0 jobs from 3 runs)",
repo: "test/valid",
labels: []string{"self-hosted"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["managed-runner-label"]}, {"status":"queued", "labels":["managed-runner-label"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["managed-runner-label"]}, {"status":"completed", "labels":["managed-runner-label"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["managed-runner-label"]}, {"status":"queued", "labels":["managed-runner-label"]}]}`,
},
want: 2,
},
{
description: "Job-level autoscaling with default + custom runner label (runners have self-hosted+custom, requested self-hosted+custom, 5 jobs from 3 workflows)",
repo: "test/valid",
labels: []string{"self-hosted", "custom"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 5,
},
{
description: "Job-level autoscaling with custom runner label (runners have custom, requested self-hosted+custom, 5 jobs from 3 workflows)",
repo: "test/valid",
labels: []string{"custom"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 5,
},
}
for i := range testcases {
tc := testcases[i]
log := zap.New(func(o *zap.Options) {
o.Development = true
})
scheme := runtime.NewScheme()
_ = clientgoscheme.AddToScheme(scheme)
_ = v1alpha1.AddToScheme(scheme)
testName := fmt.Sprintf("case %d", i)
if tc.description != "" {
testName = tc.description
}
t.Run(testName, func(t *testing.T) {
server := fake.NewServer(
fake.WithListRepositoryWorkflowRunsResponse(200, tc.workflowRuns, tc.workflowRuns_queued, tc.workflowRuns_in_progress),
fake.WithListWorkflowJobsResponse(200, tc.workflowJobs),
fake.WithListRunnersResponse(200, fake.RunnersListBody),
)
defer server.Close()
client := newGithubClient(server)
h := &HorizontalRunnerAutoscalerReconciler{
Log: log,
Scheme: scheme,
DefaultScaleDownDelay: DefaultScaleDownDelay,
}
rd := v1alpha1.RunnerDeployment{
TypeMeta: metav1.TypeMeta{},
ObjectMeta: metav1.ObjectMeta{
Name: "testrd",
},
Spec: v1alpha1.RunnerDeploymentSpec{
Template: v1alpha1.RunnerTemplate{
Spec: v1alpha1.RunnerSpec{
RunnerConfig: v1alpha1.RunnerConfig{
Repository: tc.repo,
Labels: tc.labels,
},
},
},
Replicas: tc.fixed,
},
Status: v1alpha1.RunnerDeploymentStatus{
DesiredReplicas: tc.sReplicas,
},
}
hra := v1alpha1.HorizontalRunnerAutoscaler{
Spec: v1alpha1.HorizontalRunnerAutoscalerSpec{
MaxReplicas: tc.max,
MinReplicas: tc.min,
Metrics: []v1alpha1.MetricSpec{
{
Type: "TotalNumberOfQueuedAndInProgressWorkflowRuns",
},
},
},
Status: v1alpha1.HorizontalRunnerAutoscalerStatus{
DesiredReplicas: tc.sReplicas,
LastSuccessfulScaleOutTime: tc.sTime,
},
}
minReplicas, _, _, err := h.getMinReplicas(log, metav1Now.Time, hra)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
st := h.scaleTargetFromRD(context.Background(), rd)
got, err := h.computeReplicasWithCache(client, log, metav1Now.Time, st, hra, minReplicas)
if err != nil {
if tc.err == "" {
t.Fatalf("unexpected error: expected none, got %v", err)
} else if err.Error() != tc.err {
t.Fatalf("unexpected error: expected %v, got %v", tc.err, err)
}
return
}
if got != tc.want {
t.Errorf("%d: incorrect desired replicas: want %d, got %d", i, tc.want, got)
}
})
}
}
func TestDetermineDesiredReplicas_OrganizationalRunner(t *testing.T) {
intPtr := func(v int) *int {
return &v
}
metav1Now := metav1.Now()
testcases := []struct {
description string
repos []string
org string
labels []string
fixed *int
max *int
min *int
sReplicas *int
sTime *metav1.Time
workflowRuns string
workflowRuns_queued string
workflowRuns_in_progress string
workflowJobs map[int]string
want int
err string
}{
// case_0
// 0 demanded due to zero runID, min at 2
{
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}]}"`,
want: 2,
},
// case_1
// 2 demanded, max at 3, currently 3, delay scaling down due to grace period
{
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(3),
sReplicas: intPtr(3),
sTime: &metav1Now,
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 3,
},
// case_2
// 3 demanded, max at 2
{
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(2),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}]}"`,
want: 2,
},
// case_3
// 2 demanded, min at 2
{
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 3, "workflow_runs":[{"status":"queued"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 2,
},
// case_4
// 1 demanded, min at 2
{
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"queued"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 0, "workflow_runs":[]}"`,
want: 2,
},
// case_5
// 1 demanded, min at 2
{
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 2,
},
// 1 demanded, min at 1
{
org: "test",
repos: []string{"valid"},
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"queued"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 0, "workflow_runs":[]}"`,
want: 1,
},
// 1 demanded, min at 1
{
org: "test",
repos: []string{"valid"},
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
want: 1,
},
// case_6
// fixed at 3
{
org: "test",
repos: []string{"valid"},
fixed: intPtr(1),
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 3, "workflow_runs":[{"status":"in_progress"},{"status":"in_progress"},{"status":"in_progress"}]}"`,
want: 1,
},
// case_7
// org runner, fixed at 3
{
org: "test",
repos: []string{"valid"},
fixed: intPtr(1),
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"status":"in_progress"}, {"status":"in_progress"}, {"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 3, "workflow_runs":[{"status":"in_progress"},{"status":"in_progress"},{"status":"in_progress"}]}"`,
want: 1,
},
// case_8
// org runner, 1 demanded, min at 1, no repos
{
org: "test",
min: intPtr(1),
max: intPtr(3),
workflowRuns: `{"total_count": 2, "workflow_runs":[{"status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 0, "workflow_runs":[]}"`,
workflowRuns_in_progress: `{"total_count": 1, "workflow_runs":[{"status":"in_progress"}]}"`,
err: "validating autoscaling metrics: spec.autoscaling.metrics[].repositoryNames is required and must have one more more entries for organizational runner deployment",
},
{
description: "Job-level autoscaling (runners have implicit self-hosted, requested self-hosted, 5 jobs from 3 runs)",
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted"]}, {"status":"queued", "labels":["self-hosted"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}, {"status":"completed", "labels":["self-hosted"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}, {"status":"queued", "labels":["self-hosted"]}]}`,
},
want: 5,
},
{
description: "Job-level autoscaling (runners have explicit self-hosted, requested self-hosted, 5 jobs from 3 runs)",
org: "test",
repos: []string{"valid"},
labels: []string{"self-hosted"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted"]}, {"status":"queued", "labels":["self-hosted"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}, {"status":"completed", "labels":["self-hosted"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted"]}, {"status":"queued", "labels":["self-hosted"]}]}`,
},
want: 5,
},
{
description: "Skipped job-level autoscaling (jobs lack labels, 0 requested from 3 workflows)",
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued"}, {"status":"queued"}]}`,
2: `{"jobs": [{"status": "in_progress"}, {"status":"completed"}]}`,
3: `{"jobs": [{"status": "in_progress"}, {"status":"queued"}]}`,
},
want: 2,
},
{
description: "Skipped job-level autoscaling (runners have valid and implicit self-hosted, requested self-hosted+custom, 0 jobs from 3 runs)",
org: "test",
repos: []string{"valid"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 2,
},
{
description: "Skipped job-level autoscaling (runners have self-hosted, requested self-hosted+custom, 0 jobs from 3 workflows)",
org: "test",
repos: []string{"valid"},
labels: []string{"self-hosted"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 2,
},
{
description: "Job-level autoscaling (runners have custom, requested self-hosted+custom, 5 requested from 3 workflows)",
org: "test",
repos: []string{"valid"},
labels: []string{"custom"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 5,
},
{
description: "Job-level autoscaling (runners have custom, requested custom, 5 requested from 3 workflows)",
org: "test",
repos: []string{"valid"},
labels: []string{"custom"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["custom"]}, {"status":"queued", "labels":["custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["custom"]}, {"status":"completed", "labels":["custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["custom"]}, {"status":"queued", "labels":["custom"]}]}`,
},
want: 5,
},
{
description: "Skipped job-level autoscaling (specified custom2, 0 requested from 3 workflows)",
org: "test",
repos: []string{"valid"},
labels: []string{"custom2"},
min: intPtr(2),
max: intPtr(10),
workflowRuns: `{"total_count": 4, "workflow_runs":[{"id": 1, "status":"queued"}, {"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowRuns_queued: `{"total_count": 1, "workflow_runs":[{"id": 1, "status":"queued"}]}"`,
workflowRuns_in_progress: `{"total_count": 2, "workflow_runs":[{"id": 2, "status":"in_progress"}, {"id": 3, "status":"in_progress"}, {"status":"completed"}]}"`,
workflowJobs: map[int]string{
1: `{"jobs": [{"status":"queued", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
2: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"completed", "labels":["self-hosted", "custom"]}]}`,
3: `{"jobs": [{"status": "in_progress", "labels":["self-hosted", "custom"]}, {"status":"queued", "labels":["self-hosted", "custom"]}]}`,
},
want: 2,
},
}
for i := range testcases {
tc := testcases[i]
log := zap.New(func(o *zap.Options) {
o.Development = true
})
scheme := runtime.NewScheme()
_ = clientgoscheme.AddToScheme(scheme)
_ = v1alpha1.AddToScheme(scheme)
testName := fmt.Sprintf("case %d", i)
if tc.description != "" {
testName = tc.description
}
t.Run(testName, func(t *testing.T) {
t.Helper()
server := fake.NewServer(
fake.WithListRepositoryWorkflowRunsResponse(200, tc.workflowRuns, tc.workflowRuns_queued, tc.workflowRuns_in_progress),
fake.WithListWorkflowJobsResponse(200, tc.workflowJobs),
fake.WithListRunnersResponse(200, fake.RunnersListBody),
)
defer server.Close()
client := newGithubClient(server)
h := &HorizontalRunnerAutoscalerReconciler{
Log: log,
Scheme: scheme,
DefaultScaleDownDelay: DefaultScaleDownDelay,
}
rd := v1alpha1.RunnerDeployment{
ObjectMeta: metav1.ObjectMeta{
Name: "testrd",
},
Spec: v1alpha1.RunnerDeploymentSpec{
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{
"foo": "bar",
},
},
Template: v1alpha1.RunnerTemplate{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{
"foo": "bar",
},
},
Spec: v1alpha1.RunnerSpec{
RunnerConfig: v1alpha1.RunnerConfig{
Organization: tc.org,
Labels: tc.labels,
},
},
},
Replicas: tc.fixed,
},
Status: v1alpha1.RunnerDeploymentStatus{
DesiredReplicas: tc.sReplicas,
},
}
hra := v1alpha1.HorizontalRunnerAutoscaler{
Spec: v1alpha1.HorizontalRunnerAutoscalerSpec{
ScaleTargetRef: v1alpha1.ScaleTargetRef{
Name: "testrd",
},
MaxReplicas: tc.max,
MinReplicas: tc.min,
Metrics: []v1alpha1.MetricSpec{
{
Type: v1alpha1.AutoscalingMetricTypeTotalNumberOfQueuedAndInProgressWorkflowRuns,
RepositoryNames: tc.repos,
},
},
},
Status: v1alpha1.HorizontalRunnerAutoscalerStatus{
DesiredReplicas: tc.sReplicas,
LastSuccessfulScaleOutTime: tc.sTime,
},
}
minReplicas, _, _, err := h.getMinReplicas(log, metav1Now.Time, hra)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
st := h.scaleTargetFromRD(context.Background(), rd)
got, err := h.computeReplicasWithCache(client, log, metav1Now.Time, st, hra, minReplicas)
if err != nil {
if tc.err == "" {
t.Fatalf("unexpected error: expected none, got %v", err)
} else if err.Error() != tc.err {
t.Fatalf("unexpected error: expected %v, got %v", tc.err, err)
}
return
}
if got != tc.want {
t.Errorf("%d: incorrect desired replicas: want %d, got %d", i, tc.want, got)
}
})
}
}