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kubeadm: use t.Run in selfhosting and update phases

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Used T.Run API for kubeadm tests in app/phases/selfhosting and
app/phases/update directories

This should improve testing output and make it more visible
which test is doing what.
This commit is contained in:
Ed Bartosh 2019-01-03 19:22:09 +02:00
parent 716b253963
commit 442098bdec
6 changed files with 300 additions and 239 deletions
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113
cmd/kubeadm/app/phases/selfhosting/podspec_mutation_test.go
View File

@ -27,11 +27,13 @@ import (
func TestMutatePodSpec(t *testing.T) { func TestMutatePodSpec(t *testing.T) {
var tests = []struct { var tests = []struct {
name string
component string component string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "mutate api server podspec",
component: kubeadmconstants.KubeAPIServer, component: kubeadmconstants.KubeAPIServer,
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
Containers: []v1.Container{ Containers: []v1.Container{
@ -73,6 +75,7 @@ func TestMutatePodSpec(t *testing.T) {
}, },
}, },
{ {
name: "mutate controller manager podspec",
component: kubeadmconstants.KubeControllerManager, component: kubeadmconstants.KubeControllerManager,
podSpec: &v1.PodSpec{}, podSpec: &v1.PodSpec{},
expected: v1.PodSpec{ expected: v1.PodSpec{
@ -86,6 +89,7 @@ func TestMutatePodSpec(t *testing.T) {
}, },
}, },
{ {
name: "mutate scheduler podspec",
component: kubeadmconstants.KubeScheduler, component: kubeadmconstants.KubeScheduler,
podSpec: &v1.PodSpec{}, podSpec: &v1.PodSpec{},
expected: v1.PodSpec{ expected: v1.PodSpec{
@ -101,20 +105,24 @@ func TestMutatePodSpec(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
mutatePodSpec(GetDefaultMutators(), rt.component, rt.podSpec) t.Run(rt.name, func(t *testing.T) {
mutatePodSpec(GetDefaultMutators(), rt.component, rt.podSpec)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed mutatePodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed mutatePodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
func TestAddNodeSelectorToPodSpec(t *testing.T) { func TestAddNodeSelectorToPodSpec(t *testing.T) {
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "empty podspec",
podSpec: &v1.PodSpec{}, podSpec: &v1.PodSpec{},
expected: v1.PodSpec{ expected: v1.PodSpec{
NodeSelector: map[string]string{ NodeSelector: map[string]string{
@ -123,6 +131,7 @@ func TestAddNodeSelectorToPodSpec(t *testing.T) {
}, },
}, },
{ {
name: "podspec with a valid node selector",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
NodeSelector: map[string]string{ NodeSelector: map[string]string{
"foo": "bar", "foo": "bar",
@ -138,20 +147,24 @@ func TestAddNodeSelectorToPodSpec(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
addNodeSelectorToPodSpec(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
addNodeSelectorToPodSpec(rt.podSpec)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed addNodeSelectorToPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed addNodeSelectorToPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
func TestSetMasterTolerationOnPodSpec(t *testing.T) { func TestSetMasterTolerationOnPodSpec(t *testing.T) {
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "empty podspec",
podSpec: &v1.PodSpec{}, podSpec: &v1.PodSpec{},
expected: v1.PodSpec{ expected: v1.PodSpec{
Tolerations: []v1.Toleration{ Tolerations: []v1.Toleration{
@ -160,6 +173,7 @@ func TestSetMasterTolerationOnPodSpec(t *testing.T) {
}, },
}, },
{ {
name: "podspec with a valid toleration",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
Tolerations: []v1.Toleration{ Tolerations: []v1.Toleration{
{Key: "foo", Value: "bar"}, {Key: "foo", Value: "bar"},
@ -175,26 +189,31 @@ func TestSetMasterTolerationOnPodSpec(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
setMasterTolerationOnPodSpec(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
setMasterTolerationOnPodSpec(rt.podSpec)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed setMasterTolerationOnPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed setMasterTolerationOnPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
func TestSetRightDNSPolicyOnPodSpec(t *testing.T) { func TestSetRightDNSPolicyOnPodSpec(t *testing.T) {
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "empty podspec",
podSpec: &v1.PodSpec{}, podSpec: &v1.PodSpec{},
expected: v1.PodSpec{ expected: v1.PodSpec{
DNSPolicy: v1.DNSClusterFirstWithHostNet, DNSPolicy: v1.DNSClusterFirstWithHostNet,
}, },
}, },
{ {
name: "podspec with a v1.DNSClusterFirst policy",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
DNSPolicy: v1.DNSClusterFirst, DNSPolicy: v1.DNSClusterFirst,
}, },
@ -205,20 +224,24 @@ func TestSetRightDNSPolicyOnPodSpec(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
setRightDNSPolicyOnPodSpec(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
setRightDNSPolicyOnPodSpec(rt.podSpec)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed setRightDNSPolicyOnPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed setRightDNSPolicyOnPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
func TestSetHostIPOnPodSpec(t *testing.T) { func TestSetHostIPOnPodSpec(t *testing.T) {
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "set HOST_IP env var on a podspec",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
Containers: []v1.Container{ Containers: []v1.Container{
{ {
@ -254,21 +277,25 @@ func TestSetHostIPOnPodSpec(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
setHostIPOnPodSpec(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
setHostIPOnPodSpec(rt.podSpec)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed setHostIPOnPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed setHostIPOnPodSpec:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
func TestSetSelfHostedVolumesForAPIServer(t *testing.T) { func TestSetSelfHostedVolumesForAPIServer(t *testing.T) {
hostPathDirectoryOrCreate := v1.HostPathDirectoryOrCreate hostPathDirectoryOrCreate := v1.HostPathDirectoryOrCreate
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "set selfhosted volumes for api server",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
Containers: []v1.Container{ Containers: []v1.Container{
{ {
@ -346,13 +373,15 @@ func TestSetSelfHostedVolumesForAPIServer(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
setSelfHostedVolumesForAPIServer(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
sort.Strings(rt.podSpec.Containers[0].Command) setSelfHostedVolumesForAPIServer(rt.podSpec)
sort.Strings(rt.expected.Containers[0].Command) sort.Strings(rt.podSpec.Containers[0].Command)
sort.Strings(rt.expected.Containers[0].Command)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed setSelfHostedVolumesForAPIServer:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed setSelfHostedVolumesForAPIServer:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
@ -360,10 +389,12 @@ func TestSetSelfHostedVolumesForControllerManager(t *testing.T) {
hostPathFileOrCreate := v1.HostPathFileOrCreate hostPathFileOrCreate := v1.HostPathFileOrCreate
hostPathDirectoryOrCreate := v1.HostPathDirectoryOrCreate hostPathDirectoryOrCreate := v1.HostPathDirectoryOrCreate
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "set selfhosted volumes for controller mananger",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
Containers: []v1.Container{ Containers: []v1.Container{
{ {
@ -464,23 +495,27 @@ func TestSetSelfHostedVolumesForControllerManager(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
setSelfHostedVolumesForControllerManager(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
sort.Strings(rt.podSpec.Containers[0].Command) setSelfHostedVolumesForControllerManager(rt.podSpec)
sort.Strings(rt.expected.Containers[0].Command) sort.Strings(rt.podSpec.Containers[0].Command)
sort.Strings(rt.expected.Containers[0].Command)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed setSelfHostedVolumesForControllerManager:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed setSelfHostedVolumesForControllerManager:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }
func TestSetSelfHostedVolumesForScheduler(t *testing.T) { func TestSetSelfHostedVolumesForScheduler(t *testing.T) {
hostPathFileOrCreate := v1.HostPathFileOrCreate hostPathFileOrCreate := v1.HostPathFileOrCreate
var tests = []struct { var tests = []struct {
name string
podSpec *v1.PodSpec podSpec *v1.PodSpec
expected v1.PodSpec expected v1.PodSpec
}{ }{
{ {
name: "set selfhosted volumes for scheduler",
podSpec: &v1.PodSpec{ podSpec: &v1.PodSpec{
Containers: []v1.Container{ Containers: []v1.Container{
{ {
@ -534,12 +569,14 @@ func TestSetSelfHostedVolumesForScheduler(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
setSelfHostedVolumesForScheduler(rt.podSpec) t.Run(rt.name, func(t *testing.T) {
sort.Strings(rt.podSpec.Containers[0].Command) setSelfHostedVolumesForScheduler(rt.podSpec)
sort.Strings(rt.expected.Containers[0].Command) sort.Strings(rt.podSpec.Containers[0].Command)
sort.Strings(rt.expected.Containers[0].Command)
if !reflect.DeepEqual(*rt.podSpec, rt.expected) { if !reflect.DeepEqual(*rt.podSpec, rt.expected) {
t.Errorf("failed setSelfHostedVolumesForScheduler:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec) t.Errorf("failed setSelfHostedVolumesForScheduler:\nexpected:\n%v\nsaw:\n%v", rt.expected, *rt.podSpec)
} }
})
} }
} }

75
cmd/kubeadm/app/phases/selfhosting/selfhosting_test.go
View File

@ -488,41 +488,44 @@ func TestBuildDaemonSet(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
tempFile, err := createTempFileWithContent(rt.podBytes) t.Run(rt.component, func(t *testing.T) {
if err != nil { tempFile, err := createTempFileWithContent(rt.podBytes)
t.Errorf("error creating tempfile with content:%v", err) if err != nil {
} t.Errorf("error creating tempfile with content:%v", err)
defer os.Remove(tempFile) }
defer os.Remove(tempFile)
podSpec, err := loadPodSpecFromFile(tempFile) podSpec, err := loadPodSpecFromFile(tempFile)
if err != nil { if err != nil {
t.Fatalf("couldn't load the specified Pod Spec") t.Fatalf("couldn't load the specified Pod Spec")
} }
ds := BuildDaemonSet(rt.component, podSpec, GetDefaultMutators()) ds := BuildDaemonSet(rt.component, podSpec, GetDefaultMutators())
dsBytes, err := util.MarshalToYaml(ds, apps.SchemeGroupVersion) dsBytes, err := util.MarshalToYaml(ds, apps.SchemeGroupVersion)
if err != nil { if err != nil {
t.Fatalf("failed to marshal daemonset to YAML: %v", err) t.Fatalf("failed to marshal daemonset to YAML: %v", err)
} }
if !bytes.Equal(dsBytes, rt.dsBytes) { if !bytes.Equal(dsBytes, rt.dsBytes) {
t.Errorf("failed TestBuildDaemonSet:\nexpected:\n%s\nsaw:\n%s", rt.dsBytes, dsBytes) t.Errorf("failed TestBuildDaemonSet:\nexpected:\n%s\nsaw:\n%s", rt.dsBytes, dsBytes)
} }
})
} }
} }
func TestLoadPodSpecFromFile(t *testing.T) { func TestLoadPodSpecFromFile(t *testing.T) {
tests := []struct { tests := []struct {
name string
content string content string
expectError bool expectError bool
}{ }{
{ {
// No content name: "no content",
content: "", content: "",
expectError: true, expectError: true,
}, },
{ {
// Good YAML name: "valid YAML",
content: ` content: `
apiVersion: v1 apiVersion: v1
kind: Pod kind: Pod
@ -535,7 +538,7 @@ spec:
expectError: false, expectError: false,
}, },
{ {
// Good JSON name: "valid JSON",
content: ` content: `
{ {
"apiVersion": "v1", "apiVersion": "v1",
@ -554,7 +557,7 @@ spec:
expectError: false, expectError: false,
}, },
{ {
// Bad PodSpec name: "incorrect PodSpec",
content: ` content: `
apiVersion: v1 apiVersion: v1
kind: Pod kind: Pod
@ -568,22 +571,26 @@ spec:
} }
for _, rt := range tests { for _, rt := range tests {
tempFile, err := createTempFileWithContent([]byte(rt.content)) t.Run(rt.name, func(t *testing.T) {
if err != nil { tempFile, err := createTempFileWithContent([]byte(rt.content))
t.Errorf("error creating tempfile with content:%v", err) if err != nil {
} t.Errorf("error creating tempfile with content:%v", err)
defer os.Remove(tempFile) }
defer os.Remove(tempFile)
_, err = loadPodSpecFromFile(tempFile) _, err = loadPodSpecFromFile(tempFile)
if (err != nil) != rt.expectError { if (err != nil) != rt.expectError {
t.Errorf("failed TestLoadPodSpecFromFile:\nexpected error:\n%t\nsaw:\n%v", rt.expectError, err) t.Errorf("failed TestLoadPodSpecFromFile:\nexpected error:\n%t\nsaw:\n%v", rt.expectError, err)
} }
})
} }
_, err := loadPodSpecFromFile("") t.Run("empty file name", func(t *testing.T) {
if err == nil { _, err := loadPodSpecFromFile("")
t.Error("unexpected success: loadPodSpecFromFile should return error when no file is given") if err == nil {
} t.Error("unexpected success: loadPodSpecFromFile should return error when no file is given")
}
})
} }
func createTempFileWithContent(content []byte) (string, error) { func createTempFileWithContent(content []byte) (string, error) {

54
cmd/kubeadm/app/phases/upgrade/compute_test.go
View File

@ -781,18 +781,21 @@ func TestGetAvailableUpgrades(t *testing.T) {
func TestKubeletUpgrade(t *testing.T) { func TestKubeletUpgrade(t *testing.T) {
tests := []struct { tests := []struct {
name string
before map[string]uint16 before map[string]uint16
after string after string
expected bool expected bool
}{ }{
{ // upgrade available {
name: "upgrade from v1.10.1 to v1.10.3 is available",
before: map[string]uint16{ before: map[string]uint16{
"v1.10.1": 1, "v1.10.1": 1,
}, },
after: "v1.10.3", after: "v1.10.3",
expected: true, expected: true,
}, },
{ // upgrade available {
name: "upgrade from v1.10.1 and v1.10.3/100 to v1.10.3 is available",
before: map[string]uint16{ before: map[string]uint16{
"v1.10.1": 1, "v1.10.1": 1,
"v1.10.3": 100, "v1.10.3": 100,
@ -800,21 +803,24 @@ func TestKubeletUpgrade(t *testing.T) {
after: "v1.10.3", after: "v1.10.3",
expected: true, expected: true,
}, },
{ // upgrade not available {
name: "upgrade from v1.10.3 to v1.10.3 is not available",
before: map[string]uint16{ before: map[string]uint16{
"v1.10.3": 1, "v1.10.3": 1,
}, },
after: "v1.10.3", after: "v1.10.3",
expected: false, expected: false,
}, },
{ // upgrade not available {
name: "upgrade from v1.10.3/100 to v1.10.3 is not available",
before: map[string]uint16{ before: map[string]uint16{
"v1.10.3": 100, "v1.10.3": 100,
}, },
after: "v1.10.3", after: "v1.10.3",
expected: false, expected: false,
}, },
{ // upgrade not available if we don't know anything about the earlier state {
name: "upgrade is not available if we don't know anything about the earlier state",
before: map[string]uint16{}, before: map[string]uint16{},
after: "v1.10.3", after: "v1.10.3",
expected: false, expected: false,
@ -822,19 +828,20 @@ func TestKubeletUpgrade(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
t.Run(rt.name, func(t *testing.T) {
upgrade := Upgrade{ upgrade := Upgrade{
Before: ClusterState{ Before: ClusterState{
KubeletVersions: rt.before, KubeletVersions: rt.before,
}, },
After: ClusterState{ After: ClusterState{
KubeVersion: rt.after, KubeVersion: rt.after,
}, },
} }
actual := upgrade.CanUpgradeKubelets() actual := upgrade.CanUpgradeKubelets()
if actual != rt.expected { if actual != rt.expected {
t.Errorf("failed TestKubeletUpgrade\n\texpected: %t\n\tgot: %t\n\ttest object: %v", rt.expected, actual, upgrade) t.Errorf("failed TestKubeletUpgrade\n\texpected: %t\n\tgot: %t\n\ttest object: %v", rt.expected, actual, upgrade)
} }
})
} }
} }
@ -883,10 +890,11 @@ func TestGetBranchFromVersion(t *testing.T) {
} }
for _, tc := range testCases { for _, tc := range testCases {
v := getBranchFromVersion(tc.version) t.Run(tc.version, func(t *testing.T) {
if v != tc.expectedVersion { v := getBranchFromVersion(tc.version)
t.Errorf("expected version %s, got %s", tc.expectedVersion, v) if v != tc.expectedVersion {
} t.Errorf("expected version %s, got %s", tc.expectedVersion, v)
}
})
} }
} }

54
cmd/kubeadm/app/phases/upgrade/postupgrade_test.go
View File

@ -150,35 +150,37 @@ func TestShouldBackupAPIServerCertAndKey(t *testing.T) {
expected: true, expected: true,
}, },
} { } {
tmpdir := testutil.SetupTempDir(t) t.Run(desc, func(t *testing.T) {
defer os.RemoveAll(tmpdir) tmpdir := testutil.SetupTempDir(t)
cfg.CertificatesDir = tmpdir defer os.RemoveAll(tmpdir)
cfg.CertificatesDir = tmpdir
caCert, caKey, err := certsphase.KubeadmCertRootCA.CreateAsCA(cfg) caCert, caKey, err := certsphase.KubeadmCertRootCA.CreateAsCA(cfg)
if err != nil { if err != nil {
t.Fatalf("failed creation of ca cert and key: %v", err) t.Fatalf("failed creation of ca cert and key: %v", err)
}
caCert.NotBefore = caCert.NotBefore.Add(-test.adjustedExpiry).UTC()
err = certsphase.KubeadmCertAPIServer.CreateFromCA(cfg, caCert, caKey)
if err != nil {
t.Fatalf("Test %s: failed creation of cert and key: %v", desc, err)
}
certAndKey := []string{filepath.Join(tmpdir, constants.APIServerCertName), filepath.Join(tmpdir, constants.APIServerKeyName)}
for _, path := range certAndKey {
if _, err := os.Stat(path); os.IsNotExist(err) {
t.Fatalf("Test %s: %s not exist: %v", desc, path, err)
} }
} caCert.NotBefore = caCert.NotBefore.Add(-test.adjustedExpiry).UTC()
shouldBackup, err := shouldBackupAPIServerCertAndKey(tmpdir) err = certsphase.KubeadmCertAPIServer.CreateFromCA(cfg, caCert, caKey)
if err != nil { if err != nil {
t.Fatalf("Test %s: failed to check shouldBackupAPIServerCertAndKey: %v", desc, err) t.Fatalf("Test %s: failed creation of cert and key: %v", desc, err)
} }
if shouldBackup != test.expected { certAndKey := []string{filepath.Join(tmpdir, constants.APIServerCertName), filepath.Join(tmpdir, constants.APIServerKeyName)}
t.Fatalf("Test %s: shouldBackupAPIServerCertAndKey expected %v, got %v", desc, test.expected, shouldBackup) for _, path := range certAndKey {
} if _, err := os.Stat(path); os.IsNotExist(err) {
t.Fatalf("Test %s: %s not exist: %v", desc, path, err)
}
}
shouldBackup, err := shouldBackupAPIServerCertAndKey(tmpdir)
if err != nil {
t.Fatalf("Test %s: failed to check shouldBackupAPIServerCertAndKey: %v", desc, err)
}
if shouldBackup != test.expected {
t.Fatalf("Test %s: shouldBackupAPIServerCertAndKey expected %v, got %v", desc, test.expected, shouldBackup)
}
})
} }
} }

32
cmd/kubeadm/app/phases/upgrade/prepull_test.go
View File

@ -108,26 +108,31 @@ func (p *goodPrepuller) DeleteFunc(component string) error {
func TestPrepullImagesInParallel(t *testing.T) { func TestPrepullImagesInParallel(t *testing.T) {
tests := []struct { tests := []struct {
name string
p Prepuller p Prepuller
timeout time.Duration timeout time.Duration
expectedErr bool expectedErr bool
}{ }{
{ // should error out; create failed {
name: "should error out; create failed",
p: NewFailedCreatePrepuller(), p: NewFailedCreatePrepuller(),
timeout: 10 * time.Second, timeout: 10 * time.Second,
expectedErr: true, expectedErr: true,
}, },
{ // should error out; timeout exceeded {
name: "should error out; timeout exceeded",
p: NewForeverWaitPrepuller(), p: NewForeverWaitPrepuller(),
timeout: 10 * time.Second, timeout: 10 * time.Second,
expectedErr: true, expectedErr: true,
}, },
{ // should error out; delete failed {
name: "should error out; delete failed",
p: NewFailedDeletePrepuller(), p: NewFailedDeletePrepuller(),
timeout: 10 * time.Second, timeout: 10 * time.Second,
expectedErr: true, expectedErr: true,
}, },
{ // should work just fine {
name: "should work just fine",
p: NewGoodPrepuller(), p: NewGoodPrepuller(),
timeout: 10 * time.Second, timeout: 10 * time.Second,
expectedErr: false, expectedErr: false,
@ -135,14 +140,15 @@ func TestPrepullImagesInParallel(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
t.Run(rt.name, func(t *testing.T) {
actualErr := PrepullImagesInParallel(rt.p, rt.timeout, append(constants.MasterComponents, constants.Etcd)) actualErr := PrepullImagesInParallel(rt.p, rt.timeout, append(constants.MasterComponents, constants.Etcd))
if (actualErr != nil) != rt.expectedErr { if (actualErr != nil) != rt.expectedErr {
t.Errorf( t.Errorf(
"failed TestPrepullImagesInParallel\n\texpected error: %t\n\tgot: %t", "failed TestPrepullImagesInParallel\n\texpected error: %t\n\tgot: %t",
rt.expectedErr, rt.expectedErr,
(actualErr != nil), (actualErr != nil),
) )
} }
})
} }
} }

211
cmd/kubeadm/app/phases/upgrade/staticpods_test.go
View File

@ -412,116 +412,117 @@ func TestStaticPodControlPlane(t *testing.T) {
} }
for _, rt := range tests { for _, rt := range tests {
waiter := NewFakeStaticPodWaiter(rt.waitErrsToReturn) t.Run(rt.description, func(t *testing.T) {
pathMgr, err := NewFakeStaticPodPathManager(rt.moveFileFunc) waiter := NewFakeStaticPodWaiter(rt.waitErrsToReturn)
if err != nil { pathMgr, err := NewFakeStaticPodPathManager(rt.moveFileFunc)
t.Fatalf("couldn't run NewFakeStaticPodPathManager: %v", err) if err != nil {
} t.Fatalf("couldn't run NewFakeStaticPodPathManager: %v", err)
defer os.RemoveAll(pathMgr.(*fakeStaticPodPathManager).KubernetesDir())
constants.KubernetesDir = pathMgr.(*fakeStaticPodPathManager).KubernetesDir()
tempCertsDir, err := ioutil.TempDir("", "kubeadm-certs")
if err != nil {
t.Fatalf("couldn't create temporary certificates directory: %v", err)
}
defer os.RemoveAll(tempCertsDir)
tmpEtcdDataDir, err := ioutil.TempDir("", "kubeadm-etcd-data")
if err != nil {
t.Fatalf("couldn't create temporary etcd data directory: %v", err)
}
defer os.RemoveAll(tmpEtcdDataDir)
oldcfg, err := getConfig(constants.MinimumControlPlaneVersion.String(), tempCertsDir, tmpEtcdDataDir)
if err != nil {
t.Fatalf("couldn't create config: %v", err)
}
tree, err := certsphase.GetCertsWithoutEtcd().AsMap().CertTree()
if err != nil {
t.Fatalf("couldn't get cert tree: %v", err)
}
if err := tree.CreateTree(oldcfg); err != nil {
t.Fatalf("couldn't get create cert tree: %v", err)
}
t.Logf("Wrote certs to %s\n", oldcfg.CertificatesDir)
// Initialize the directory with v1.7 manifests; should then be upgraded to v1.8 using the method
err = controlplanephase.CreateInitStaticPodManifestFiles(pathMgr.RealManifestDir(), oldcfg)
if err != nil {
t.Fatalf("couldn't run CreateInitStaticPodManifestFiles: %v", err)
}
err = etcdphase.CreateLocalEtcdStaticPodManifestFile(pathMgr.RealManifestDir(), oldcfg)
if err != nil {
t.Fatalf("couldn't run CreateLocalEtcdStaticPodManifestFile: %v", err)
}
// Get a hash of the v1.7 API server manifest to compare later (was the file re-written)
oldHash, err := getAPIServerHash(pathMgr.RealManifestDir())
if err != nil {
t.Fatalf("couldn't read temp file: %v", err)
}
newcfg, err := getConfig(constants.CurrentKubernetesVersion.String(), tempCertsDir, tmpEtcdDataDir)
if err != nil {
t.Fatalf("couldn't create config: %v", err)
}
// create the kubeadm etcd certs
caCert, caKey, err := certsphase.KubeadmCertEtcdCA.CreateAsCA(newcfg)
if err != nil {
t.Fatalf("couldn't create new CA certificate: %v", err)
}
for _, cert := range []*certsphase.KubeadmCert{
&certsphase.KubeadmCertEtcdServer,
&certsphase.KubeadmCertEtcdPeer,
&certsphase.KubeadmCertEtcdHealthcheck,
&certsphase.KubeadmCertEtcdAPIClient,
} {
if err := cert.CreateFromCA(newcfg, caCert, caKey); err != nil {
t.Fatalf("couldn't create certificate %s: %v", cert.Name, err)
} }
} defer os.RemoveAll(pathMgr.(*fakeStaticPodPathManager).KubernetesDir())
constants.KubernetesDir = pathMgr.(*fakeStaticPodPathManager).KubernetesDir()
actualErr := StaticPodControlPlane( tempCertsDir, err := ioutil.TempDir("", "kubeadm-certs")
nil, if err != nil {
waiter, t.Fatalf("couldn't create temporary certificates directory: %v", err)
pathMgr, }
newcfg, defer os.RemoveAll(tempCertsDir)
true, tmpEtcdDataDir, err := ioutil.TempDir("", "kubeadm-etcd-data")
fakeTLSEtcdClient{ if err != nil {
TLS: false, t.Fatalf("couldn't create temporary etcd data directory: %v", err)
}, }
fakePodManifestEtcdClient{ defer os.RemoveAll(tmpEtcdDataDir)
ManifestDir: pathMgr.RealManifestDir(),
CertificatesDir: newcfg.CertificatesDir, oldcfg, err := getConfig(constants.MinimumControlPlaneVersion.String(), tempCertsDir, tmpEtcdDataDir)
}, if err != nil {
) t.Fatalf("couldn't create config: %v", err)
if (actualErr != nil) != rt.expectedErr { }
t.Errorf(
"failed UpgradeStaticPodControlPlane\n%s\n\texpected error: %t\n\tgot: %t\n\tactual error: %v", tree, err := certsphase.GetCertsWithoutEtcd().AsMap().CertTree()
rt.description, if err != nil {
rt.expectedErr, t.Fatalf("couldn't get cert tree: %v", err)
(actualErr != nil), }
actualErr,
if err := tree.CreateTree(oldcfg); err != nil {
t.Fatalf("couldn't get create cert tree: %v", err)
}
t.Logf("Wrote certs to %s\n", oldcfg.CertificatesDir)
// Initialize the directory with v1.7 manifests; should then be upgraded to v1.8 using the method
err = controlplanephase.CreateInitStaticPodManifestFiles(pathMgr.RealManifestDir(), oldcfg)
if err != nil {
t.Fatalf("couldn't run CreateInitStaticPodManifestFiles: %v", err)
}
err = etcdphase.CreateLocalEtcdStaticPodManifestFile(pathMgr.RealManifestDir(), oldcfg)
if err != nil {
t.Fatalf("couldn't run CreateLocalEtcdStaticPodManifestFile: %v", err)
}
// Get a hash of the v1.7 API server manifest to compare later (was the file re-written)
oldHash, err := getAPIServerHash(pathMgr.RealManifestDir())
if err != nil {
t.Fatalf("couldn't read temp file: %v", err)
}
newcfg, err := getConfig(constants.CurrentKubernetesVersion.String(), tempCertsDir, tmpEtcdDataDir)
if err != nil {
t.Fatalf("couldn't create config: %v", err)
}
// create the kubeadm etcd certs
caCert, caKey, err := certsphase.KubeadmCertEtcdCA.CreateAsCA(newcfg)
if err != nil {
t.Fatalf("couldn't create new CA certificate: %v", err)
}
for _, cert := range []*certsphase.KubeadmCert{
&certsphase.KubeadmCertEtcdServer,
&certsphase.KubeadmCertEtcdPeer,
&certsphase.KubeadmCertEtcdHealthcheck,
&certsphase.KubeadmCertEtcdAPIClient,
} {
if err := cert.CreateFromCA(newcfg, caCert, caKey); err != nil {
t.Fatalf("couldn't create certificate %s: %v", cert.Name, err)
}
}
actualErr := StaticPodControlPlane(
nil,
waiter,
pathMgr,
newcfg,
true,
fakeTLSEtcdClient{
TLS: false,
},
fakePodManifestEtcdClient{
ManifestDir: pathMgr.RealManifestDir(),
CertificatesDir: newcfg.CertificatesDir,
},
) )
} if (actualErr != nil) != rt.expectedErr {
t.Errorf(
"failed UpgradeStaticPodControlPlane\n%s\n\texpected error: %t\n\tgot: %t\n\tactual error: %v",
rt.description,
rt.expectedErr,
(actualErr != nil),
actualErr,
)
}
newHash, err := getAPIServerHash(pathMgr.RealManifestDir()) newHash, err := getAPIServerHash(pathMgr.RealManifestDir())
if err != nil { if err != nil {
t.Fatalf("couldn't read temp file: %v", err) t.Fatalf("couldn't read temp file: %v", err)
} }
if (oldHash != newHash) != rt.manifestShouldChange { if (oldHash != newHash) != rt.manifestShouldChange {
t.Errorf( t.Errorf(
"failed StaticPodControlPlane\n%s\n\texpected manifest change: %t\n\tgot: %t\n\tnewHash: %v", "failed StaticPodControlPlane\n%s\n\texpected manifest change: %t\n\tgot: %t\n\tnewHash: %v",
rt.description, rt.description,
rt.manifestShouldChange, rt.manifestShouldChange,
(oldHash != newHash), (oldHash != newHash),
newHash, newHash,
) )
} }
return })
} }
} }