mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-21 14:32:03 +00:00
134 lines
3.5 KiB
Go
134 lines
3.5 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package target_test
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import (
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"strings"
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"testing"
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"sigs.k8s.io/kustomize/k8sdeps/kunstruct"
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"sigs.k8s.io/kustomize/pkg/gvk"
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"sigs.k8s.io/kustomize/pkg/resid"
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"sigs.k8s.io/kustomize/pkg/resmap"
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"sigs.k8s.io/kustomize/pkg/resource"
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. "sigs.k8s.io/kustomize/pkg/target"
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"sigs.k8s.io/kustomize/pkg/transformers/config"
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"sigs.k8s.io/kustomize/pkg/types"
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)
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func TestResolveVars(t *testing.T) {
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ra := MakeEmptyAccumulator()
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err := ra.MergeConfig(config.MakeDefaultConfig())
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if err != nil {
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t.Fatalf("unexpected err: %v", err)
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}
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rf := resource.NewFactory(
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kunstruct.NewKunstructuredFactoryImpl())
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ra.MergeResourcesWithErrorOnIdCollision(resmap.ResMap{
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resid.NewResId(
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gvk.Gvk{Group: "apps", Version: "v1", Kind: "Deployment"},
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"deploy1"): rf.FromMap(
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map[string]interface{}{
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"apiVersion": "apps/v1",
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"kind": "Deployment",
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"metadata": map[string]interface{}{
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"name": "deploy1",
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},
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"spec": map[string]interface{}{
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"template": map[string]interface{}{
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"spec": map[string]interface{}{
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"containers": []interface{}{
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map[string]interface{}{
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"command": []interface{}{
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"myserver",
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"--somebackendService $(FOO)",
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"--yetAnother $(BAR)",
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},
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},
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},
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},
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},
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},
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}),
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resid.NewResId(
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gvk.Gvk{Version: "v1", Kind: "Service"},
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"backendOne"): rf.FromMap(
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map[string]interface{}{
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"apiVersion": "v1",
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"kind": "Service",
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"metadata": map[string]interface{}{
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"name": "backendOne",
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},
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}),
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resid.NewResId(
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gvk.Gvk{Version: "v1", Kind: "Service"},
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"backendTwo"): rf.FromMap(
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map[string]interface{}{
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"apiVersion": "v1",
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"kind": "Service",
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"metadata": map[string]interface{}{
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"name": "backendTwo",
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},
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}),
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})
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err = ra.MergeVars([]types.Var{
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{
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Name: "FOO",
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ObjRef: types.Target{
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Gvk: gvk.Gvk{Version: "v1", Kind: "Service"},
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Name: "backendOne"},
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}, {
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Name: "BAR",
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ObjRef: types.Target{
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Gvk: gvk.Gvk{Version: "v1", Kind: "Service"},
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Name: "backendTwo"},
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},
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})
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if err != nil {
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t.Fatalf("unexpected err: %v", err)
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}
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err = ra.ResolveVars()
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if err != nil {
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t.Fatalf("unexpected err: %v", err)
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}
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c := getCommand(find("deploy1", ra.ResMap()))
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if c != "myserver --somebackendService backendOne --yetAnother backendTwo" {
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t.Fatalf("unexpected command: %s", c)
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}
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}
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func find(name string, resMap resmap.ResMap) *resource.Resource {
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for k, v := range resMap {
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if k.Name() == name {
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return v
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}
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}
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return nil
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}
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// Assumes arg is a deployment, returns the command of first container.
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func getCommand(r *resource.Resource) string {
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var m map[string]interface{}
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var c []interface{}
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m, _ = r.Map()["spec"].(map[string]interface{})
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m, _ = m["template"].(map[string]interface{})
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m, _ = m["spec"].(map[string]interface{})
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c, _ = m["containers"].([]interface{})
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m, _ = c[0].(map[string]interface{})
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return strings.Join(m["command"].([]string), " ")
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}
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