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‎.github/workflows/pull_request_linting.yml

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name: Pull Request Lint
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on:
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pull_request:
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types:
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- opened
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- edited
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- reopened
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- synchronize
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jobs:
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pr-lint:
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name: Check PR Title (Conventional Commits)
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runs-on: ubuntu-latest
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steps:
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- uses: amannn/[email protected]
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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with:
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validateSingleCommit: true
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wip: true
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requireScope: false

‎.github/workflows/pull_request_tests.yml

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name: Tests
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on:
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pull_request:
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types:
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- opened
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- reopened
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- synchronize
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jobs:
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lint:
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name: Lint
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v2
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- uses: golangci/golangci-lint-action@v2
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with:
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version: v1.40.1

‎.github/workflows/release.yaml

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name: release-build
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on:
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push:
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tags:
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- 'v*'
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env:
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REGISTRY: ghcr.io
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IMAGE_NAME: ${{ github.repository }}
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jobs:
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release:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout
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uses: actions/checkout@v2
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- name: Unshallow
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run: git fetch --prune --unshallow
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- name: Set Docker Image Registry Env
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run: |
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echo DOCKER_IMAGE_REGISTRY=$(echo "${{ env.REGISTRY}}/${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV
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- name: Test DOCKER_IMAGE_REGISTRY value
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run: echo ${{ env.DOCKER_IMAGE_REGISTRY }}
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- name: Set up Go
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uses: actions/setup-go@v1
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with:
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go-version: 1.17.x
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- name: Run GoReleaser
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uses: goreleaser/goreleaser-action@v1
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with:
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version: latest
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args: release --rm-dist
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env:
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GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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- name: Get the version
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id: get_version
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run: echo ::set-output name=VERSION::${GITHUB_REF#refs/tags/v}
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- name: Log in to the Container registry
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uses: docker/login-action@v1
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with:
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registry: ${{ env.REGISTRY }}
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Build and push Docker image
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uses: docker/build-push-action@v2
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with:
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context: .
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push: true
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tags: |
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${{ env.DOCKER_IMAGE_REGISTRY }}:${{ steps.get_version.outputs.VERSION }}
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${{ env.DOCKER_IMAGE_REGISTRY }}:latest

‎.idea/.gitignore

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‎.idea/helm-repo-updater.iml

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‎.idea/modules.xml

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‎.idea/vcs.xml

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‎Dockerfile

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FROM golang:1.17-alpine3.14 as builder
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RUN apk --no-cache add git
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WORKDIR /go/src/build
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COPY . .
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RUN export CGO_ENABLED=0 \
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&& mkdir -p dist \
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&& go mod vendor \
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&& go build -o dist/helm-repo-updater .
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FROM alpine:3.14
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RUN wget -O /usr/local/bin/yq https://github.com/mikefarah/yq/releases/download/v4.14.1/yq_linux_amd64 \
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&& chmod +x /usr/local/bin/yq
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COPY hack/ /usr/local/bin/
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COPY --from=builder /go/src/build/dist/ .
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ENTRYPOINT ["./helm-repo-updater"]

‎cmd/root.go

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package cmd
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import (
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"fmt"
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"os"
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"text/template"
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"github.com/docplanner/helm-repo-updater/internal/app/git"
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"github.com/docplanner/helm-repo-updater/internal/app/updater"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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var cfgFile string
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// HelmUpdaterConfig contains global configuration and required runtime data
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type HelmUpdaterConfig struct {
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DryRun bool
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LogLevel string
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AppName string
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UpdateApps []updater.ChangeEntry
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GitCommitMessage *template.Template
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GitCredentials *git.Credentials
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GitConf *git.Conf
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}
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type GitConf struct {
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RepoURL string
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Branch string
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File string
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}
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type UpdateApp struct {
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Name string
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File string
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Key string
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Image string
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}
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// rootCmd represents the base command when called without any subcommands
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var rootCmd = &cobra.Command{
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Use: "helm-repo-updater",
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Short: "Helm repo updater",
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// Uncomment the following line if your bare application
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// has an action associated with it:
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// Run: func(cmd *cobra.Command, args []string) { },
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}
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// Execute adds all child commands to the root command and sets flags appropriately.
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// This is called by main.main(). It only needs to happen once to the rootCmd.
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func Execute() {
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cobra.CheckErr(rootCmd.Execute())
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}
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func init() {
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cobra.OnInitialize(initConfig)
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// Here you will define your flags and configuration settings.
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// Cobra supports persistent flags, which, if defined here,
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// will be global for your application.
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rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.helm-repo-updater.yaml)")
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// Cobra also supports local flags, which will only run
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// when this action is called directly.
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rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
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}
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// initConfig reads in config file and ENV variables if set.
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func initConfig() {
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if cfgFile != "" {
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// Use config file from the flag.
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viper.SetConfigFile(cfgFile)
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} else {
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// Find home directory.
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home, err := os.UserHomeDir()
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cobra.CheckErr(err)
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// Search config in home directory with name ".helm-repo-updater" (without extension).
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viper.AddConfigPath(home)
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viper.SetConfigType("yaml")
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viper.SetConfigName(".helm-repo-updater")
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}
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viper.AutomaticEnv() // read in environment variables that match
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// If a config file is found, read it in.
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if err := viper.ReadInConfig(); err == nil {
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fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
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}
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}

‎cmd/run.go

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package cmd
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import (
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"fmt"
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"os"
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"path"
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"text/template"
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"github.com/argoproj-labs/argocd-image-updater/pkg/log"
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"github.com/docplanner/helm-repo-updater/internal/app/git"
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"github.com/docplanner/helm-repo-updater/internal/app/updater"
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"github.com/spf13/cobra"
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)
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var cfg = updater.HelmUpdaterConfig{}
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// runCmd represents the run command
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var runCmd = &cobra.Command{
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Use: "run",
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Short: "Runs the helm repo updater",
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Run: func(cmd *cobra.Command, args []string) {
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gitUser, _ := cmd.Flags().GetString("git-commit-user")
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gitEmail, _ := cmd.Flags().GetString("git-commit-email")
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gitPass, _ := cmd.Flags().GetString("git-password")
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gitBranch, _ := cmd.Flags().GetString("git-branch")
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gitRepoURL, _ := cmd.Flags().GetString("git-repo-url")
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gitFile, _ := cmd.Flags().GetString("git-file")
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gitDir, _ := cmd.Flags().GetString("git-dir")
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sshKey, _ := cmd.Flags().GetString("ssh-private-key")
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appName, _ := cmd.Flags().GetString("app-name")
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logLevel, _ := cmd.Flags().GetString("loglevel")
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dryRun, _ := cmd.Flags().GetBool("dry-run")
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helmKVs, _ := cmd.Flags().GetStringToString("helm-key-values")
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if err := log.SetLogLevel(logLevel); err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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if len(helmKVs) == 0 {
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err := cmd.Help()
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if err != nil {
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return
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}
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os.Exit(1)
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}
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var updateApps []updater.ChangeEntry
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for k, v := range helmKVs {
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updateApps = append(updateApps, updater.ChangeEntry{
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Key: k,
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NewValue: v,
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})
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}
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gitCredentials := &git.Credentials{
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Username: gitUser,
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Email: gitEmail,
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Password: gitPass,
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SSHPrivKey: sshKey,
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}
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gitConf := &git.Conf{
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RepoURL: gitRepoURL,
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Branch: gitBranch,
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}
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if tpl, err := template.New("commitMessage").Parse(git.DefaultGitCommitMessage); err != nil {
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log.Fatalf("could not parse commit message template: %v", err)
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return
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} else {
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log.Debugf("Successfully parsed commit message template")
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gitConf.Message = tpl
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}
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cfg = updater.HelmUpdaterConfig{
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DryRun: dryRun,
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LogLevel: logLevel,
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AppName: appName,
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UpdateApps: updateApps,
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File: path.Join(gitDir, appName, gitFile),
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GitCredentials: gitCredentials,
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GitConf: gitConf,
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}
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err := runImageUpdater(cfg)
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if err != nil {
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log.Errorf("Error: %v", err)
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}
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},
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}
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func runImageUpdater(cfg updater.HelmUpdaterConfig) error {
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syncState := updater.NewSyncIterationState()
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fmt.Println(cfg.UpdateApps)
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err := func(cfg updater.HelmUpdaterConfig) error {
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log.Debugf("Processing application %s in directory %s", cfg.AppName, cfg.File)
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err := updater.UpdateApplication(cfg, syncState)
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if err != nil {
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return err
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}
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return nil
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}(cfg)
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if err != nil {
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return err
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}
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return nil
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}
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func init() {
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rootCmd.AddCommand(runCmd)
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runCmd.Flags().String("git-commit-user", "", "Username to use for Git commits")
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runCmd.Flags().String("git-commit-email", "", "E-Mail address to use for Git commits")
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runCmd.Flags().String("git-password", "", "Password for github user")
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runCmd.Flags().String("git-branch", "develop", "branch")
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runCmd.Flags().String("git-repo-url", "", "git repo url")
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runCmd.Flags().String("git-file", "", "file eg. values.yaml")
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runCmd.Flags().String("git-dir", "", "file eg. /production/charts/")
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runCmd.Flags().String("app-name", "", "app name")
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runCmd.Flags().String("ssh-private-key", "", "ssh private key (only using ")
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runCmd.Flags().Bool("dry-run", false, "run in dry-run mode. If set to true, do not perform any changes")
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runCmd.Flags().String("loglevel", "info", "set the loglevel to one of trace|debug|info|warn|error")
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runCmd.Flags().StringToString("helm-key-values", nil, "helm key-values sets")
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_ = runCmd.MarkFlagRequired("git-commit-user")
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_ = runCmd.MarkFlagRequired("git-commit-email")
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_ = runCmd.MarkFlagRequired("git-repo-url")
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_ = runCmd.MarkFlagRequired("git-file")
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_ = runCmd.MarkFlagRequired("git-dir")
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_ = runCmd.MarkFlagRequired("helm-key-values")
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_ = runCmd.MarkFlagRequired("app-name")
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}

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