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app.go
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app.go
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// Package argo
/*
Copyright © 2023 zcubbs https://github.com/zcubbs
*/
package argo
import (
"fmt"
"github.com/spf13/cobra"
"github.com/zcubbs/zrun/pkg/kubectl"
"github.com/zcubbs/zrun/pkg/style"
"github.com/zcubbs/zrun/pkg/util"
)
var (
appName string // app name
appNamespace string // app namespace
isHelm bool // is helm
helmValueFiles []string // helm value files
project string // project
repoURL string // repo url
targetRevision string // target revision
path string // path
recurse bool // recurse
createNamespace bool // create namespace
prune bool // prune
selfHeal bool // self heal
allowEmpty bool // allow empty
isOci bool // is oci
ociChartName string // oci chart name
ociRepoURL string // oci repo url
ociChartRevision string // oci chart revision
)
// Cmd represents the install command
var appCmd = &cobra.Command{
Use: "add-application",
Short: "Manage ArgoCD Applications",
Long: `This command manages ArgoCD Applications`,
Run: func(cmd *cobra.Command, args []string) {
style.PrintColoredHeader("add argocd application")
verbose := cmd.Flag("verbose").Value.String() == "true"
_ = util.RunTask(func() error {
util.Must(addApp(verbose))
return nil
}, true)
},
}
type ArgoApp struct {
AppName string
AppNamespace string
IsHelm bool
HelmValueFiles []string
Project string
RepoURL string
TargetRevision string
Path string
Recurse bool
CreateNamespace bool
Prune bool
SelfHeal bool
AllowEmpty bool
ArgoNamespace string
IsOci bool
OciChartName string
OciChartRevision string
OciRepoURL string
}
var argoAppTmpl = `---
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
name: {{ .AppName }}
namespace: {{ .ArgoNamespace }}
spec:
project: {{ .Project }}
source:
repoURL: {{ .RepoURL }}
targetRevision: {{ .TargetRevision }}
path: {{ .Path }}
{{ if .IsHelm }}
helm:
passCredentials: true
valueFiles:
{{- range .HelmValueFiles }}
- {{ . }}
{{- end }}
{{ else }}
directory:
recurse: {{ .Recurse }}
{{ end }}
destination:
server: https://kubernetes.default.svc
namespace: {{ .AppNamespace }}
syncPolicy:
syncOptions:
- CreateNamespace={{ .CreateNamespace }}
automated:
prune: {{ .Prune }}
selfHeal: {{ .SelfHeal }}
allowEmpty: {{ .AllowEmpty }}
`
var argoAppOciTmpl = `---
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
name: {{ .AppName }}
namespace: {{ .ArgoNamespace }}
spec:
project: {{ .Project }}
sources:
- repoURL: {{ .OciRepoURL }}
targetRevision: {{ .OciChartRevision }}
chart: {{ .OciChartName }}
helm:
passCredentials: true
valueFiles:
{{- range .HelmValueFiles }}
- {{ . }}
{{- end }}
- repoURL: {{ .RepoURL }}
targetRevision: {{ .TargetRevision }}
ref: values
destination:
server: https://kubernetes.default.svc
namespace: {{ .AppNamespace }}
syncPolicy:
syncOptions:
- CreateNamespace={{ .CreateNamespace }}
automated:
prune: {{ .Prune }}
selfHeal: {{ .SelfHeal }}
allowEmpty: {{ .AllowEmpty }}
`
func addApp(verbose bool) error {
if !isHelm && isOci {
return fmt.Errorf("oci flag can only be used with helm charts. flag --helm flag is not set")
}
if isOci && ociChartName == "" {
return fmt.Errorf("oci chart name cannot be empty, when --oci flag is set")
}
if (!isOci && !isHelm) && path == "" {
return fmt.Errorf("path cannot be empty, when --helm flag is not set")
}
// create app
a := &ArgoApp{
AppName: appName,
AppNamespace: appNamespace,
IsHelm: isHelm,
HelmValueFiles: helmValueFiles,
Project: project,
RepoURL: repoURL,
TargetRevision: targetRevision,
Path: path,
Recurse: recurse,
CreateNamespace: createNamespace,
Prune: prune,
SelfHeal: selfHeal,
AllowEmpty: allowEmpty,
ArgoNamespace: namespace,
IsOci: isOci,
OciChartName: ociChartName,
OciRepoURL: ociRepoURL,
OciChartRevision: ociChartRevision,
}
if isOci {
// Apply template
err := kubectl.ApplyManifest(argoAppOciTmpl, a, verbose)
if err != nil {
return err
}
return nil
}
err := kubectl.ApplyManifest(argoAppTmpl, a, verbose)
if err != nil {
return err
}
return nil
}
func init() {
appCmd.Flags().StringVar(&appName, "app-name", "", "app name")
appCmd.Flags().StringVar(&appNamespace, "app-namespace", "", "app namespace")
appCmd.Flags().BoolVar(&isHelm, "helm", false, "is helm")
appCmd.Flags().StringSliceVar(&helmValueFiles, "helm-value-file", []string{"values.yaml"}, "helm value files")
appCmd.Flags().StringVar(&project, "project", "default", "project")
appCmd.Flags().StringVar(&repoURL, "repo", "", "repo url")
appCmd.Flags().StringVar(&targetRevision, "target-revision", "HEAD", "target revision")
appCmd.Flags().StringVar(&path, "path", "", "path")
appCmd.Flags().BoolVar(&recurse, "recurse", true, "recurse")
appCmd.Flags().BoolVar(&createNamespace, "create-namespace", true, "create namespace")
appCmd.Flags().BoolVar(&prune, "auto-prune", true, "prune")
appCmd.Flags().BoolVar(&selfHeal, "self-heal", true, "self heal")
appCmd.Flags().BoolVar(&allowEmpty, "allow-empty", false, "allow empty")
appCmd.Flags().BoolVar(&isOci, "oci", false, "is oci")
appCmd.Flags().StringVar(&ociChartName, "oci-chart", "", "oci chart name")
appCmd.Flags().StringVar(&ociRepoURL, "oci-repo", "", "oci repo url")
appCmd.Flags().StringVar(&ociChartRevision, "oci-revision", "HEAD", "oci chart revision")
// mandatory flags
err := appCmd.MarkFlagRequired("app-name")
if err != nil {
fmt.Println(err)
}
err = appCmd.MarkFlagRequired("app-namespace")
if err != nil {
fmt.Println(err)
}
err = appCmd.MarkFlagRequired("repo")
if err != nil {
fmt.Println(err)
}
Cmd.AddCommand(appCmd)
}