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portainer/api/kubernetes/yaml_test.go

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package kubernetes
import (
"testing"
"github.com/stretchr/testify/assert"
)
func Test_AddAppLabels(t *testing.T) {
tests := []struct {
name string
input string
wantOutput string
}{
{
name: "single deployment without labels",
input: `apiVersion: apps/v1
kind: Deployment
metadata:
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
`,
wantOutput: `apiVersion: apps/v1
kind: Deployment
metadata:
labels:
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
`,
},
{
name: "single deployment with existing labels",
input: `apiVersion: apps/v1
kind: Deployment
metadata:
labels:
foo: bar
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
`,
wantOutput: `apiVersion: apps/v1
kind: Deployment
metadata:
labels:
foo: bar
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
`,
},
{
name: "complex kompose output",
input: `apiVersion: v1
items:
- apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
name: web
spec:
ports:
- name: "5000"
port: 5000
targetPort: 5000
selector:
io.kompose.service: web
status:
loadBalancer: {}
- apiVersion: apps/v1
kind: Deployment
metadata:
creationTimestamp: null
labels:
io.kompose.service: redis
name: redis
spec:
replicas: 1
selector:
matchLabels:
io.kompose.service: redis
strategy: {}
template:
metadata:
creationTimestamp: null
labels:
io.kompose.service: redis
status: {}
- apiVersion: apps/v1
kind: Deployment
metadata:
creationTimestamp: null
name: web
spec:
replicas: 1
selector:
matchLabels:
io.kompose.service: web
strategy:
type: Recreate
template:
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
status: {}
kind: List
metadata: {}
`,
wantOutput: `apiVersion: v1
items:
- apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: web
spec:
ports:
- name: "5000"
port: 5000
targetPort: 5000
selector:
io.kompose.service: web
status:
loadBalancer: {}
- apiVersion: apps/v1
kind: Deployment
metadata:
creationTimestamp: null
labels:
io.kompose.service: redis
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: redis
spec:
replicas: 1
selector:
matchLabels:
io.kompose.service: redis
strategy: {}
template:
metadata:
creationTimestamp: null
labels:
io.kompose.service: redis
status: {}
- apiVersion: apps/v1
kind: Deployment
metadata:
creationTimestamp: null
labels:
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: web
spec:
replicas: 1
selector:
matchLabels:
io.kompose.service: web
strategy:
type: Recreate
template:
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
status: {}
kind: List
metadata: {}
`,
},
{
name: "multiple items separated by ---",
input: `apiVersion: apps/v1
kind: Deployment
metadata:
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
---
apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
name: web
spec:
ports:
- name: "5000"
port: 5000
targetPort: 5000
selector:
io.kompose.service: web
---
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
foo: bar
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
`,
wantOutput: `apiVersion: apps/v1
kind: Deployment
metadata:
labels:
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
---
apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: web
spec:
ports:
- name: "5000"
port: 5000
targetPort: 5000
selector:
io.kompose.service: web
---
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
foo: bar
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: busybox
spec:
replicas: 3
selector:
matchLabels:
app: busybox
template:
metadata:
labels:
app: busybox
spec:
containers:
- image: busybox
name: busybox
`,
},
{
name: "empty",
input: "",
wantOutput: "",
},
{
name: "no only deployments",
input: `apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
name: web
spec:
ports:
- name: "5000"
port: 5000
targetPort: 5000
selector:
io.kompose.service: web
`,
wantOutput: `apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
io.kompose.service: web
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
name: web
spec:
ports:
- name: "5000"
port: 5000
targetPort: 5000
selector:
io.kompose.service: web
`,
},
}
labels := KubeAppLabels{
StackID: 123,
StackName: "best-name",
Owner: "best-owner",
Kind: "git",
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result, err := AddAppLabels([]byte(tt.input), labels.ToMap())
assert.NoError(t, err)
assert.Equal(t, tt.wantOutput, string(result))
})
}
}
func Test_AddAppLabels_HelmApp(t *testing.T) {
labels := GetHelmAppLabels("best-name", "best-owner")
tests := []struct {
name string
input string
wantOutput string
}{
{
name: "bitnami nginx configmap",
input: `apiVersion: v1
kind: ConfigMap
metadata:
name: nginx-test-server-block
labels:
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
data:
server-blocks-paths.conf: |-
include "/opt/bitnami/nginx/conf/server_blocks/ldap/*.conf";
include "/opt/bitnami/nginx/conf/server_blocks/common/*.conf";
`,
wantOutput: `apiVersion: v1
data:
server-blocks-paths.conf: |-
include "/opt/bitnami/nginx/conf/server_blocks/ldap/*.conf";
include "/opt/bitnami/nginx/conf/server_blocks/common/*.conf";
kind: ConfigMap
metadata:
labels:
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
name: nginx-test-server-block
`,
},
{
name: "bitnami nginx service",
input: `apiVersion: v1
kind: Service
metadata:
name: nginx-test
labels:
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
spec:
type: LoadBalancer
externalTrafficPolicy: "Cluster"
ports:
- name: http
port: 80
targetPort: http
selector:
app.kubernetes.io/name: nginx
app.kubernetes.io/instance: nginx-test
`,
wantOutput: `apiVersion: v1
kind: Service
metadata:
labels:
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
name: nginx-test
spec:
externalTrafficPolicy: Cluster
ports:
- name: http
port: 80
targetPort: http
selector:
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/name: nginx
type: LoadBalancer
`,
},
{
name: "bitnami nginx deployment",
input: `apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-test
labels:
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
spec:
replicas: 1
selector:
matchLabels:
app.kubernetes.io/name: nginx
app.kubernetes.io/instance: nginx-test
template:
metadata:
labels:
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
spec:
automountServiceAccountToken: false
shareProcessNamespace: false
serviceAccountName: default
containers:
- name: nginx
image: docker.io/bitnami/nginx:1.21.3-debian-10-r0
imagePullPolicy: "IfNotPresent"
`,
wantOutput: `apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
name: nginx-test
spec:
replicas: 1
selector:
matchLabels:
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/name: nginx
template:
metadata:
labels:
app.kubernetes.io/instance: nginx-test
app.kubernetes.io/managed-by: Helm
app.kubernetes.io/name: nginx
helm.sh/chart: nginx-9.5.4
spec:
automountServiceAccountToken: false
containers:
- image: docker.io/bitnami/nginx:1.21.3-debian-10-r0
imagePullPolicy: IfNotPresent
name: nginx
serviceAccountName: default
shareProcessNamespace: false
`,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result, err := AddAppLabels([]byte(tt.input), labels)
assert.NoError(t, err)
assert.Equal(t, tt.wantOutput, string(result))
})
}
}
func Test_DocumentSeperator(t *testing.T) {
labels := KubeAppLabels{
StackID: 123,
StackName: "best-name",
Owner: "best-owner",
Kind: "git",
}
input := `apiVersion: v1
kind: Service
metadata:
labels:
io.kompose.service: database
---
apiVersion: v1
kind: Service
metadata:
labels:
io.kompose.service: backend
`
expected := `apiVersion: v1
kind: Service
metadata:
labels:
io.kompose.service: database
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
---
apiVersion: v1
kind: Service
metadata:
labels:
io.kompose.service: backend
io.portainer.kubernetes.application.kind: git
io.portainer.kubernetes.application.name: best-name
io.portainer.kubernetes.application.owner: best-owner
io.portainer.kubernetes.application.stack: best-name
io.portainer.kubernetes.application.stackid: "123"
`
result, err := AddAppLabels([]byte(input), labels.ToMap())
assert.NoError(t, err)
assert.Equal(t, expected, string(result))
}
func Test_GetNamespace(t *testing.T) {
tests := []struct {
name string
input string
want string
}{
{
name: "valid namespace",
input: `apiVersion: v1
kind: Namespace
metadata:
namespace: test-namespace
`,
want: "test-namespace",
},
{
name: "invalid namespace",
input: `apiVersion: v1
kind: Namespace
`,
want: "",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result, err := GetNamespace([]byte(tt.input))
assert.NoError(t, err)
assert.Equal(t, tt.want, result)
})
}
}
func Test_ExtractDocuments(t *testing.T) {
tests := []struct {
name string
input string
want []string
}{
{
name: "multiple documents",
input: `apiVersion: v1
kind: Namespace
---
apiVersion: v1
kind: Service
`,
want: []string{`apiVersion: v1
kind: Namespace
`, `apiVersion: v1
kind: Service
`},
},
{
name: "single document",
input: `apiVersion: v1
kind: Namespace
`,
want: []string{`apiVersion: v1
kind: Namespace
`},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
results, err := ExtractDocuments([]byte(tt.input), nil)
assert.NoError(t, err)
for i := range results {
assert.Equal(t, tt.want[i], string(results[i]))
}
})
}
}
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