mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-21 22:41:42 +00:00
1957d5c746
* support for more helm template args * move templateArgs and unit tests to api/types * undo package name change * use our own simple helm chart instead of forking one * add argument to AsHelmArgs * code review * lint errors
429 lines
8.5 KiB
Go
429 lines
8.5 KiB
Go
// Copyright 2020 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package krusty_test
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import (
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"path/filepath"
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"testing"
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"github.com/stretchr/testify/require"
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kusttest_test "sigs.k8s.io/kustomize/api/testutils/kusttest"
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"sigs.k8s.io/kustomize/kyaml/copyutil"
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)
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const expectedHelm = `
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apiVersion: v1
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data:
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rcon-password: Q0hBTkdFTUUh
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kind: Secret
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: test-minecraft
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type: Opaque
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: test-minecraft
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spec:
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ports:
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- name: minecraft
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port: 25565
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protocol: TCP
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targetPort: minecraft
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selector:
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app: test-minecraft
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type: ClusterIP
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`
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func TestHelmChartInflationGeneratorOld(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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th.WriteK(th.GetRoot(), `
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helmChartInflationGenerator:
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- chartName: minecraft
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chartRepoUrl: https://itzg.github.io/minecraft-server-charts
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chartVersion: 3.1.3
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releaseName: test
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`)
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m := th.Run(th.GetRoot(), th.MakeOptionsPluginsEnabled())
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th.AssertActualEqualsExpected(m, expectedHelm)
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}
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func TestHelmChartInflationGenerator(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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th.WriteK(th.GetRoot(), `
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helmCharts:
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- name: minecraft
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repo: https://itzg.github.io/minecraft-server-charts
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version: 3.1.3
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releaseName: test
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`)
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m := th.Run(th.GetRoot(), th.MakeOptionsPluginsEnabled())
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th.AssertActualEqualsExpected(m, expectedHelm)
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}
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// Last mile helm - show how kustomize puts helm charts into different
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// namespaces with different customizations.
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func TestHelmChartProdVsDev(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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dirBase := th.MkDir("base")
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dirProd := th.MkDir("prod")
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dirDev := th.MkDir("dev")
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dirBoth := th.MkDir("both")
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th.WriteK(dirBase, `
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helmCharts:
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- name: minecraft
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repo: https://itzg.github.io/minecraft-server-charts
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version: 3.1.3
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releaseName: test
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`)
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th.WriteK(dirProd, `
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namespace: prod
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namePrefix: myProd-
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resources:
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- ../base
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`)
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th.WriteK(dirDev, `
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namespace: dev
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namePrefix: myDev-
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resources:
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- ../base
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`)
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th.WriteK(dirBoth, `
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resources:
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- ../dev
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- ../prod
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`)
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// Base unchanged
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m := th.Run(dirBase, th.MakeOptionsPluginsEnabled())
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th.AssertActualEqualsExpected(m, expectedHelm)
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// Prod has a "prod" namespace and a prefix.
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m = th.Run(dirProd, th.MakeOptionsPluginsEnabled())
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th.AssertActualEqualsExpected(m, `
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apiVersion: v1
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data:
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rcon-password: Q0hBTkdFTUUh
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kind: Secret
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: myProd-test-minecraft
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namespace: prod
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type: Opaque
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: myProd-test-minecraft
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namespace: prod
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spec:
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ports:
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- name: minecraft
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port: 25565
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protocol: TCP
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targetPort: minecraft
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selector:
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app: test-minecraft
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type: ClusterIP
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`)
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// Both has two namespaces.
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m = th.Run(dirBoth, th.MakeOptionsPluginsEnabled())
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th.AssertActualEqualsExpected(m, `
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apiVersion: v1
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data:
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rcon-password: Q0hBTkdFTUUh
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kind: Secret
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: myDev-test-minecraft
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namespace: dev
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type: Opaque
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: myDev-test-minecraft
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namespace: dev
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spec:
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ports:
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- name: minecraft
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port: 25565
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protocol: TCP
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targetPort: minecraft
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selector:
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app: test-minecraft
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type: ClusterIP
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---
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apiVersion: v1
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data:
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rcon-password: Q0hBTkdFTUUh
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kind: Secret
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: myProd-test-minecraft
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namespace: prod
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type: Opaque
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---
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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app: test-minecraft
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chart: minecraft-3.1.3
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heritage: Helm
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release: test
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name: myProd-test-minecraft
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namespace: prod
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spec:
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ports:
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- name: minecraft
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port: 25565
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protocol: TCP
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targetPort: minecraft
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selector:
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app: test-minecraft
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type: ClusterIP
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`)
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}
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func TestHelmChartInflationGeneratorMultipleValuesFiles(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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copyValuesFilesTestChartsIntoHarness(t, th)
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th.WriteK(th.GetRoot(), `
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helmCharts:
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- name: test-chart
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releaseName: test-chart
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additionalValuesFiles:
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- charts/valuesFiles/file1.yaml
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- charts/valuesFiles/file2.yaml
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`)
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m := th.Run(th.GetRoot(), th.MakeOptionsPluginsEnabled())
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asYaml, err := m.AsYaml()
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require.NoError(t, err)
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require.Equal(t, string(asYaml), `apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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chart: test-1.0.0
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name: my-deploy
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namespace: file-2
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: test
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template:
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spec:
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containers:
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- image: test-image-file1:file1
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imagePullPolicy: Never
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---
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apiVersion: apps/v1
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kind: Pod
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metadata:
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annotations:
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helm.sh/hook: test
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name: test-chart
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`)
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}
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func TestHelmChartInflationGeneratorApiVersions(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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copyValuesFilesTestChartsIntoHarness(t, th)
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th.WriteK(th.GetRoot(), `
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helmCharts:
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- name: test-chart
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releaseName: test-chart
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apiVersions:
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- foo/v1
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`)
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m := th.Run(th.GetRoot(), th.MakeOptionsPluginsEnabled())
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asYaml, err := m.AsYaml()
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require.NoError(t, err)
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require.Equal(t, string(asYaml), `apiVersion: foo/v1
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kind: Deployment
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metadata:
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labels:
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chart: test-1.0.0
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name: my-deploy
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namespace: default
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: test
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template:
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spec:
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containers:
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- image: test-image:v1.0.0
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imagePullPolicy: Always
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---
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apiVersion: foo/v1
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kind: Pod
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metadata:
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annotations:
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helm.sh/hook: test
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name: test-chart
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`)
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}
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func TestHelmChartInflationGeneratorSkipTests(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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copyValuesFilesTestChartsIntoHarness(t, th)
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th.WriteK(th.GetRoot(), `
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helmCharts:
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- name: test-chart
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releaseName: test-chart
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skipTests: true
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`)
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m := th.Run(th.GetRoot(), th.MakeOptionsPluginsEnabled())
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asYaml, err := m.AsYaml()
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require.NoError(t, err)
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require.Equal(t, string(asYaml), `apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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chart: test-1.0.0
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name: my-deploy
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namespace: default
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: test
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template:
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spec:
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containers:
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- image: test-image:v1.0.0
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imagePullPolicy: Always
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`)
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}
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func TestHelmChartInflationGeneratorNameTemplate(t *testing.T) {
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th := kusttest_test.MakeEnhancedHarnessWithTmpRoot(t)
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defer th.Reset()
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if err := th.ErrIfNoHelm(); err != nil {
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t.Skip("skipping: " + err.Error())
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}
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copyValuesFilesTestChartsIntoHarness(t, th)
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th.WriteK(th.GetRoot(), `
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helmCharts:
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- name: test-chart
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nameTemplate: name-template
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`)
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m := th.Run(th.GetRoot(), th.MakeOptionsPluginsEnabled())
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asYaml, err := m.AsYaml()
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require.NoError(t, err)
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require.Equal(t, string(asYaml), `apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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chart: test-1.0.0
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name: my-deploy
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namespace: default
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: test
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template:
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spec:
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containers:
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- image: test-image:v1.0.0
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imagePullPolicy: Always
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---
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apiVersion: apps/v1
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kind: Pod
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metadata:
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annotations:
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helm.sh/hook: test
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name: name-template
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`)
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}
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func copyValuesFilesTestChartsIntoHarness(t *testing.T, th *kusttest_test.HarnessEnhanced) {
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t.Helper()
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thDir := filepath.Join(th.GetRoot(), "charts")
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chartDir := "testdata/helmcharts"
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fs := th.GetFSys()
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require.NoError(t, fs.MkdirAll(filepath.Join(thDir, "templates")))
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require.NoError(t, copyutil.CopyDir(th.GetFSys(), chartDir, thDir))
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}
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