mirror of https://github.com/grafana/grafana.git
94 lines
2.1 KiB
Go
94 lines
2.1 KiB
Go
package server
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import (
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"context"
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"errors"
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"fmt"
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"testing"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/stretchr/testify/require"
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"github.com/grafana/grafana/pkg/registry"
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"github.com/grafana/grafana/pkg/registry/backgroundsvcs"
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"github.com/grafana/grafana/pkg/services/accesscontrol/acimpl"
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"github.com/grafana/grafana/pkg/setting"
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)
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type testService struct {
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started chan struct{}
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runErr error
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isDisabled bool
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}
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func newTestService(runErr error, disabled bool) *testService {
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return &testService{
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started: make(chan struct{}),
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runErr: runErr,
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isDisabled: disabled,
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}
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}
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func (s *testService) Run(ctx context.Context) error {
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if s.isDisabled {
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return fmt.Errorf("Shouldn't run disabled service")
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}
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if s.runErr != nil {
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return s.runErr
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}
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close(s.started)
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<-ctx.Done()
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return ctx.Err()
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}
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func (s *testService) IsDisabled() bool {
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return s.isDisabled
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}
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func testServer(t *testing.T, services ...registry.BackgroundService) *Server {
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t.Helper()
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s, err := newServer(Options{}, setting.NewCfg(), nil, &acimpl.Service{}, nil, backgroundsvcs.NewBackgroundServiceRegistry(services...), prometheus.NewRegistry())
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require.NoError(t, err)
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// Required to skip configuration initialization that causes
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// DI errors in this test.
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s.isInitialized = true
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return s
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}
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func TestServer_Run_Error(t *testing.T) {
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testErr := errors.New("boom")
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s := testServer(t, newTestService(nil, false), newTestService(testErr, false))
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err := s.Run()
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require.ErrorIs(t, err, testErr)
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}
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func TestServer_Shutdown(t *testing.T) {
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ctx := context.Background()
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s := testServer(t, newTestService(nil, false), newTestService(nil, true))
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ch := make(chan error)
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go func() {
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defer close(ch)
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// Wait until all services launched.
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for _, svc := range s.backgroundServices {
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if !svc.(*testService).isDisabled {
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<-svc.(*testService).started
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}
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}
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ctx, cancel := context.WithTimeout(ctx, 3*time.Second)
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defer cancel()
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err := s.Shutdown(ctx, "test interrupt")
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ch <- err
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}()
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err := s.Run()
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require.NoError(t, err)
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err = <-ch
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require.NoError(t, err)
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}
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