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Manage name changes (prefix/suffix) via YAML annotations rather than via in-memory-only fields.

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This commit is contained in:
Natasha Sarkar
2021-01-11 13:06:21 -08:00
parent ea5d08bac5
commit bd4580d73a
34 changed files with 539 additions and 61 deletions
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319
api/resource/resource_test.go
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@@ -695,6 +695,325 @@ spec:
}
}
func TestSetOriginalNameAndNs(t *testing.T) {
input := `apiVersion: apps/v1
kind: Secret
metadata:
name: newName`
factory := provider.NewDefaultDepProvider().GetResourceFactory()
resources, err := factory.SliceFromBytes([]byte(input))
if err != nil {
t.Fatal(err)
}
res := resources[0]
res.SetOriginalName("oldName", false)
res.SetOriginalNs("default", false)
expected := `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
config.kubernetes.io/originalNs: default
name: newName
`
bytes, err := res.AsYAML()
if err != nil {
t.Fatal(err)
}
assert.Equal(t, expected, string(bytes))
}
func TestGetOriginalName(t *testing.T) {
tests := []struct {
input string
expected string
}{
{
// no name annotation, return the name
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: mySecret`,
expected: "mySecret",
},
{
// return name from name annotation
input: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
name: newName`,
expected: "oldName",
},
}
for _, test := range tests {
factory := provider.NewDefaultDepProvider().GetResourceFactory()
resources, err := factory.SliceFromBytes([]byte(test.input))
if err != nil {
t.Fatal(err)
}
assert.Equal(t, test.expected, resources[0].GetOriginalName())
}
}
func TestSetOriginalName(t *testing.T) {
tests := []struct {
input string
originalName string
overwrite bool
expected string
}{
{
// no original name set, overwrite is false
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: newName`,
originalName: "oldName",
overwrite: false,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
name: newName
`,
},
{
// no original name set, overwrite is true
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: newName`,
originalName: "oldName",
overwrite: true,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
name: newName
`,
},
{
// original name is set, overwrite is false, resource shouldn't change
input: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
name: newName`,
originalName: "newOriginalName",
overwrite: false,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
name: newName
`,
},
{
// original name is set, overwrite is true, resource should change
input: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: oldName
name: newName`,
originalName: "newOriginalName",
overwrite: true,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalName: newOriginalName
name: newName
`,
},
}
for _, test := range tests {
factory := provider.NewDefaultDepProvider().GetResourceFactory()
resources, err := factory.SliceFromBytes([]byte(test.input))
if err != nil {
t.Fatal(err)
}
res := resources[0]
res.SetOriginalName(test.originalName, test.overwrite)
bytes, err := res.AsYAML()
if err != nil {
t.Fatal(err)
}
assert.Equal(t, test.expected, string(bytes))
}
}
func TestGetOriginalNs(t *testing.T) {
tests := []struct {
input string
expected string
}{
{
// no namespace, return default
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: mySecret`,
expected: "",
},
{
// return old namespace
input: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: oldNamespace
name: mySecret
namespace: myNamespace`,
expected: "oldNamespace",
},
{
// return namespace
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: mySecret
namespace: myNamespace`,
expected: "myNamespace",
},
}
for _, test := range tests {
factory := provider.NewDefaultDepProvider().GetResourceFactory()
resources, err := factory.SliceFromBytes([]byte(test.input))
if err != nil {
t.Fatal(err)
}
assert.Equal(t, test.expected, resources[0].GetOriginalNs())
}
}
func TestSetOriginalNs(t *testing.T) {
tests := []struct {
input string
originalNs string
overwrite bool
expected string
}{
{
// no original namespace set, overwrite is false
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: newName
namespace: newNamespace`,
originalNs: "oldNamespace",
overwrite: false,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: oldNamespace
name: newName
namespace: newNamespace
`,
},
{
// no original name set, overwrite is true
input: `apiVersion: apps/v1
kind: Secret
metadata:
name: newName
namespace: newNamespace`,
originalNs: "oldNamespace",
overwrite: true,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: oldNamespace
name: newName
namespace: newNamespace
`,
},
{
// original name is set, overwrite is false, resource shouldn't change
input: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: oldNamespace
name: newName
namespace: newNamespace`,
originalNs: "newOriginalNamespace",
overwrite: false,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: oldNamespace
name: newName
namespace: newNamespace
`,
},
{
// original name is set, overwrite is true, resource should change
input: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: oldNamespace
name: newName
namespace: newNamespace`,
originalNs: "newOriginalNamespace",
overwrite: true,
expected: `apiVersion: apps/v1
kind: Secret
metadata:
annotations:
config.kubernetes.io/originalNs: newOriginalNamespace
name: newName
namespace: newNamespace
`,
},
}
for _, test := range tests {
factory := provider.NewDefaultDepProvider().GetResourceFactory()
resources, err := factory.SliceFromBytes([]byte(test.input))
if err != nil {
t.Fatal(err)
}
res := resources[0]
res.SetOriginalNs(test.originalNs, test.overwrite)
bytes, err := res.AsYAML()
if err != nil {
t.Fatal(err)
}
assert.Equal(t, test.expected, string(bytes))
}
}
// baseResource produces a base object which used to test
// patch transformation
// Also the structure is matching the Deployment syntax