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Revert "kubeadm: don't check if image exists before pulling"

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This commit is contained in:
Lubomir I. Ivanov
2019-12-05 21:42:12 +02:00
committed by GitHub
parent a3718d7653
commit bc22d70e2b
2 changed files with 18 additions and 8 deletions
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18
cmd/kubeadm/app/preflight/checks_test.go
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@@ -753,20 +753,18 @@ func TestSetHasItemOrAll(t *testing.T) {
func TestImagePullCheck(t *testing.T) {
fcmd := fakeexec.FakeCmd{
RunScript: []fakeexec.FakeRunAction{
// Test case 1: pull 3 images successfully
func() ([]byte, []byte, error) { return nil, nil, nil },
// Test case 1: img1 and img2 exist, img3 doesn't exist
func() ([]byte, []byte, error) { return nil, nil, nil },
func() ([]byte, []byte, error) { return nil, nil, nil },
func() ([]byte, []byte, error) { return nil, nil, &fakeexec.FakeExitError{Status: 1} },
// Test case 2: image pull errors
func() ([]byte, []byte, error) { return nil, nil, nil },
// Test case 2: images don't exist
func() ([]byte, []byte, error) { return nil, nil, &fakeexec.FakeExitError{Status: 1} },
func() ([]byte, []byte, error) { return nil, nil, &fakeexec.FakeExitError{Status: 1} },
func() ([]byte, []byte, error) { return nil, nil, &fakeexec.FakeExitError{Status: 1} },
},
CombinedOutputScript: []fakeexec.FakeCombinedOutputAction{
// Test case1: pull 3 images
func() ([]byte, error) { return nil, nil },
func() ([]byte, error) { return nil, nil },
// Test case1: pull only img3
func() ([]byte, error) { return nil, nil },
// Test case 2: fail to pull image2 and image3
func() ([]byte, error) { return nil, nil },
@@ -783,6 +781,10 @@ func TestImagePullCheck(t *testing.T) {
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
},
LookPathFunc: func(cmd string) (string, error) { return "/usr/bin/docker", nil },
}
@@ -801,7 +803,7 @@ func TestImagePullCheck(t *testing.T) {
t.Fatalf("did not expect any warnings but got %q", warnings)
}
if len(errors) != 0 {
t.Fatalf("expected 0 errors but got %d: %q", len(errors), errors)
t.Fatalf("expected 1 errors but got %d: %q", len(errors), errors)
}
warnings, errors = check.Check()