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app.go
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app.go
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package commands
import (
"context"
"encoding/json"
"fmt"
"io"
"net/url"
"os"
"path/filepath"
"reflect"
"regexp"
"sort"
"strconv"
"strings"
"text/tabwriter"
"time"
"github.com/ghodss/yaml"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/yudai/gojsondiff"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/types"
"github.com/argoproj/argo-cd/controller"
"github.com/argoproj/argo-cd/errors"
"github.com/argoproj/argo-cd/pkg/apiclient"
argocdclient "github.com/argoproj/argo-cd/pkg/apiclient"
applicationpkg "github.com/argoproj/argo-cd/pkg/apiclient/application"
settingspkg "github.com/argoproj/argo-cd/pkg/apiclient/settings"
argoappv1 "github.com/argoproj/argo-cd/pkg/apis/application/v1alpha1"
repoapiclient "github.com/argoproj/argo-cd/reposerver/apiclient"
"github.com/argoproj/argo-cd/reposerver/repository"
"github.com/argoproj/argo-cd/util"
"github.com/argoproj/argo-cd/util/argo"
"github.com/argoproj/argo-cd/util/cli"
"github.com/argoproj/argo-cd/util/config"
"github.com/argoproj/argo-cd/util/diff"
"github.com/argoproj/argo-cd/util/git"
"github.com/argoproj/argo-cd/util/hook"
"github.com/argoproj/argo-cd/util/kube"
"github.com/argoproj/argo-cd/util/resource"
"github.com/argoproj/argo-cd/util/templates"
)
var (
appExample = templates.Examples(`
# List all the applications.
argocd app list
# Get the details of a application
argocd app get my-app
# Set an override parameter
argocd app set my-app -p image.tag=v1.0.1`)
)
// NewApplicationCommand returns a new instance of an `argocd app` command
func NewApplicationCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var command = &cobra.Command{
Use: "app",
Short: "Manage applications",
Example: appExample,
Run: func(c *cobra.Command, args []string) {
c.HelpFunc()(c, args)
os.Exit(1)
},
}
command.AddCommand(NewApplicationCreateCommand(clientOpts))
command.AddCommand(NewApplicationGetCommand(clientOpts))
command.AddCommand(NewApplicationDiffCommand(clientOpts))
command.AddCommand(NewApplicationSetCommand(clientOpts))
command.AddCommand(NewApplicationUnsetCommand(clientOpts))
command.AddCommand(NewApplicationSyncCommand(clientOpts))
command.AddCommand(NewApplicationHistoryCommand(clientOpts))
command.AddCommand(NewApplicationRollbackCommand(clientOpts))
command.AddCommand(NewApplicationListCommand(clientOpts))
command.AddCommand(NewApplicationDeleteCommand(clientOpts))
command.AddCommand(NewApplicationWaitCommand(clientOpts))
command.AddCommand(NewApplicationManifestsCommand(clientOpts))
command.AddCommand(NewApplicationTerminateOpCommand(clientOpts))
command.AddCommand(NewApplicationEditCommand(clientOpts))
command.AddCommand(NewApplicationPatchCommand(clientOpts))
command.AddCommand(NewApplicationPatchResourceCommand(clientOpts))
command.AddCommand(NewApplicationResourceActionsCommand(clientOpts))
return command
}
// NewApplicationCreateCommand returns a new instance of an `argocd app create` command
func NewApplicationCreateCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
appOpts appOptions
fileURL string
appName string
upsert bool
)
var command = &cobra.Command{
Use: "create APPNAME",
Short: "Create an application from a git location",
Run: func(c *cobra.Command, args []string) {
var app argoappv1.Application
argocdClient := argocdclient.NewClientOrDie(clientOpts)
if fileURL != "" {
parsedURL, err := url.ParseRequestURI(fileURL)
if err != nil || !(parsedURL.Scheme == "http" || parsedURL.Scheme == "https") {
err = config.UnmarshalLocalFile(fileURL, &app)
} else {
err = config.UnmarshalRemoteFile(fileURL, &app)
}
errors.CheckError(err)
if len(args) == 1 && args[0] != app.Name {
log.Fatalf("app name '%s' does not match app spec metadata.name '%s'", args[0], app.Name)
}
if appName != "" && appName != app.Name {
log.Fatalf("--name argument '%s' does not match app spec metadata.name '%s'", appName, app.Name)
}
} else {
if len(args) == 1 {
if appName != "" && appName != args[0] {
log.Fatalf("--name argument '%s' does not match app name %s", appName, args[0])
}
appName = args[0]
}
app = argoappv1.Application{
ObjectMeta: metav1.ObjectMeta{
Name: appName,
},
}
setAppOptions(c.Flags(), &app, &appOpts)
setParameterOverrides(&app, appOpts.parameters)
}
if app.Name == "" {
c.HelpFunc()(c, args)
os.Exit(1)
}
conn, appIf := argocdClient.NewApplicationClientOrDie()
defer util.Close(conn)
appCreateRequest := applicationpkg.ApplicationCreateRequest{
Application: app,
Upsert: &upsert,
}
created, err := appIf.Create(context.Background(), &appCreateRequest)
errors.CheckError(err)
fmt.Printf("application '%s' created\n", created.ObjectMeta.Name)
},
}
command.Flags().StringVar(&appName, "name", "", "A name for the app, ignored if a file is set (DEPRECATED)")
command.Flags().BoolVar(&upsert, "upsert", false, "Allows to override application with the same name even if supplied application spec is different from existing spec")
command.Flags().StringVarP(&fileURL, "file", "f", "", "Filename or URL to Kubernetes manifests for the app")
// Only complete files with appropriate extension.
err := command.Flags().SetAnnotation("file", cobra.BashCompFilenameExt, []string{"json", "yaml", "yml"})
if err != nil {
log.Fatal(err)
}
addAppFlags(command, &appOpts)
return command
}
func getRefreshType(refresh bool, hardRefresh bool) *string {
if hardRefresh {
refreshType := string(argoappv1.RefreshTypeHard)
return &refreshType
}
if refresh {
refreshType := string(argoappv1.RefreshTypeNormal)
return &refreshType
}
return nil
}
// NewApplicationGetCommand returns a new instance of an `argocd app get` command
func NewApplicationGetCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
refresh bool
hardRefresh bool
output string
showParams bool
showOperation bool
)
var command = &cobra.Command{
Use: "get APPNAME",
Short: "Get application details",
Run: func(c *cobra.Command, args []string) {
if len(args) == 0 {
c.HelpFunc()(c, args)
os.Exit(1)
}
acdClient := argocdclient.NewClientOrDie(clientOpts)
conn, appIf := acdClient.NewApplicationClientOrDie()
defer util.Close(conn)
appName := args[0]
app, err := appIf.Get(context.Background(), &applicationpkg.ApplicationQuery{Name: &appName, Refresh: getRefreshType(refresh, hardRefresh)})
errors.CheckError(err)
switch output {
case "yaml":
yamlBytes, err := yaml.Marshal(app)
errors.CheckError(err)
fmt.Println(string(yamlBytes))
case "json":
jsonBytes, err := json.MarshalIndent(app, "", " ")
errors.CheckError(err)
fmt.Println(string(jsonBytes))
case "":
aURL := appURL(acdClient, app.Name)
printAppSummaryTable(app, aURL)
if len(app.Status.Conditions) > 0 {
fmt.Println()
w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
printAppConditions(w, app)
_ = w.Flush()
fmt.Println()
}
if showOperation && app.Status.OperationState != nil {
fmt.Println()
printOperationResult(app.Status.OperationState)
}
if showParams {
printParams(app)
}
if len(app.Status.Resources) > 0 {
fmt.Println()
w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
printAppResources(w, app)
_ = w.Flush()
}
default:
log.Fatalf("Unknown output format: %s", output)
}
},
}
command.Flags().StringVarP(&output, "output", "o", "", "Output format. One of: yaml, json")
command.Flags().BoolVar(&showOperation, "show-operation", false, "Show application operation")
command.Flags().BoolVar(&showParams, "show-params", false, "Show application parameters and overrides")
command.Flags().BoolVar(&refresh, "refresh", false, "Refresh application data when retrieving")
command.Flags().BoolVar(&hardRefresh, "hard-refresh", false, "Refresh application data as well as target manifests cache")
return command
}
func printAppSummaryTable(app *argoappv1.Application, appURL string) {
fmt.Printf(printOpFmtStr, "Name:", app.Name)
fmt.Printf(printOpFmtStr, "Project:", app.Spec.GetProject())
fmt.Printf(printOpFmtStr, "Server:", app.Spec.Destination.Server)
fmt.Printf(printOpFmtStr, "Namespace:", app.Spec.Destination.Namespace)
fmt.Printf(printOpFmtStr, "URL:", appURL)
fmt.Printf(printOpFmtStr, "Repo:", app.Spec.Source.RepoURL)
fmt.Printf(printOpFmtStr, "Target:", app.Spec.Source.TargetRevision)
fmt.Printf(printOpFmtStr, "Path:", app.Spec.Source.Path)
printAppSourceDetails(&app.Spec.Source)
var syncPolicy string
if app.Spec.SyncPolicy != nil && app.Spec.SyncPolicy.Automated != nil {
syncPolicy = "Automated"
if app.Spec.SyncPolicy.Automated.Prune {
syncPolicy += " (Prune)"
}
} else {
syncPolicy = "<none>"
}
fmt.Printf(printOpFmtStr, "Sync Policy:", syncPolicy)
syncStatusStr := string(app.Status.Sync.Status)
switch app.Status.Sync.Status {
case argoappv1.SyncStatusCodeSynced:
syncStatusStr += fmt.Sprintf(" to %s", app.Spec.Source.TargetRevision)
case argoappv1.SyncStatusCodeOutOfSync:
syncStatusStr += fmt.Sprintf(" from %s", app.Spec.Source.TargetRevision)
}
if !git.IsCommitSHA(app.Spec.Source.TargetRevision) && !git.IsTruncatedCommitSHA(app.Spec.Source.TargetRevision) && len(app.Status.Sync.Revision) > 7 {
syncStatusStr += fmt.Sprintf(" (%s)", app.Status.Sync.Revision[0:7])
}
fmt.Printf(printOpFmtStr, "Sync Status:", syncStatusStr)
healthStr := app.Status.Health.Status
if app.Status.Health.Message != "" {
healthStr = fmt.Sprintf("%s (%s)", app.Status.Health.Status, app.Status.Health.Message)
}
fmt.Printf(printOpFmtStr, "Health Status:", healthStr)
}
func printAppSourceDetails(appSrc *argoappv1.ApplicationSource) {
if appSrc.Ksonnet != nil && appSrc.Ksonnet.Environment != "" {
fmt.Printf(printOpFmtStr, "Environment:", appSrc.Ksonnet.Environment)
}
if appSrc.Helm != nil && len(appSrc.Helm.ValueFiles) > 0 {
fmt.Printf(printOpFmtStr, "Helm Values:", strings.Join(appSrc.Helm.ValueFiles, ","))
}
if appSrc.Kustomize != nil && appSrc.Kustomize.NamePrefix != "" {
fmt.Printf(printOpFmtStr, "Name Prefix:", appSrc.Kustomize.NamePrefix)
}
}
func printAppConditions(w io.Writer, app *argoappv1.Application) {
fmt.Fprintf(w, "CONDITION\tMESSAGE\n")
for _, item := range app.Status.Conditions {
fmt.Fprintf(w, "%s\t%s\n", item.Type, item.Message)
}
}
// appURL returns the URL of an application
func appURL(acdClient argocdclient.Client, appName string) string {
var scheme string
opts := acdClient.ClientOptions()
server := opts.ServerAddr
if opts.PlainText {
scheme = "http"
} else {
scheme = "https"
if strings.HasSuffix(opts.ServerAddr, ":443") {
server = server[0 : len(server)-4]
}
}
return fmt.Sprintf("%s://%s/applications/%s", scheme, server, appName)
}
func truncateString(str string, num int) string {
bnoden := str
if len(str) > num {
if num > 3 {
num -= 3
}
bnoden = str[0:num] + "..."
}
return bnoden
}
// printParams prints parameters and overrides
func printParams(app *argoappv1.Application) {
paramLenLimit := 80
fmt.Println()
w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
if app.Spec.Source.Ksonnet != nil {
fmt.Println()
fmt.Fprintf(w, "COMPONENT\tNAME\tVALUE\n")
for _, p := range app.Spec.Source.Ksonnet.Parameters {
fmt.Fprintf(w, "%s\t%s\t%s\n", p.Component, p.Name, truncateString(p.Value, paramLenLimit))
}
} else if app.Spec.Source.Helm != nil {
fmt.Println()
fmt.Fprintf(w, "NAME\tVALUE\n")
for _, p := range app.Spec.Source.Helm.Parameters {
fmt.Fprintf(w, "%s\t%s\n", p.Name, truncateString(p.Value, paramLenLimit))
}
}
_ = w.Flush()
}
// NewApplicationSetCommand returns a new instance of an `argocd app set` command
func NewApplicationSetCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
appOpts appOptions
)
var command = &cobra.Command{
Use: "set APPNAME",
Short: "Set application parameters",
Run: func(c *cobra.Command, args []string) {
if len(args) != 1 {
c.HelpFunc()(c, args)
os.Exit(1)
}
ctx := context.Background()
appName := args[0]
argocdClient := argocdclient.NewClientOrDie(clientOpts)
conn, appIf := argocdClient.NewApplicationClientOrDie()
defer util.Close(conn)
app, err := appIf.Get(ctx, &applicationpkg.ApplicationQuery{Name: &appName})
errors.CheckError(err)
visited := setAppOptions(c.Flags(), app, &appOpts)
if visited == 0 {
log.Error("Please set at least one option to update")
c.HelpFunc()(c, args)
os.Exit(1)
}
setParameterOverrides(app, appOpts.parameters)
_, err = appIf.UpdateSpec(ctx, &applicationpkg.ApplicationUpdateSpecRequest{
Name: &app.Name,
Spec: app.Spec,
})
errors.CheckError(err)
},
}
addAppFlags(command, &appOpts)
return command
}
func setAppOptions(flags *pflag.FlagSet, app *argoappv1.Application, appOpts *appOptions) int {
visited := 0
flags.Visit(func(f *pflag.Flag) {
visited++
switch f.Name {
case "repo":
app.Spec.Source.RepoURL = appOpts.repoURL
case "path":
app.Spec.Source.Path = appOpts.appPath
case "env":
setKsonnetOpt(&app.Spec.Source, &appOpts.env)
case "revision":
app.Spec.Source.TargetRevision = appOpts.revision
case "values":
setHelmOpt(&app.Spec.Source, appOpts.valuesFiles, nil)
case "release-name":
setHelmOpt(&app.Spec.Source, nil, &appOpts.releaseName)
case "directory-recurse":
app.Spec.Source.Directory = &argoappv1.ApplicationSourceDirectory{Recurse: appOpts.directoryRecurse}
case "config-management-plugin":
app.Spec.Source.Plugin = &argoappv1.ApplicationSourcePlugin{Name: appOpts.configManagementPlugin}
case "dest-server":
app.Spec.Destination.Server = appOpts.destServer
case "dest-namespace":
app.Spec.Destination.Namespace = appOpts.destNamespace
case "project":
app.Spec.Project = appOpts.project
case "nameprefix":
setKustomizeOpt(&app.Spec.Source, &appOpts.namePrefix)
case "kustomize-image":
setKustomizeImages(&app.Spec.Source, appOpts.kustomizeImages)
case "jsonnet-tla-str":
setJsonnetOpt(&app.Spec.Source, appOpts.jsonnetTlaStr, false)
case "jsonnet-tla-code":
setJsonnetOpt(&app.Spec.Source, appOpts.jsonnetTlaCode, true)
case "sync-policy":
switch appOpts.syncPolicy {
case "automated":
app.Spec.SyncPolicy = &argoappv1.SyncPolicy{
Automated: &argoappv1.SyncPolicyAutomated{},
}
case "none":
app.Spec.SyncPolicy = nil
default:
log.Fatalf("Invalid sync-policy: %s", appOpts.syncPolicy)
}
}
})
if flags.Changed("auto-prune") {
if app.Spec.SyncPolicy == nil || app.Spec.SyncPolicy.Automated == nil {
log.Fatal("Cannot set --auto-prune: application not configured with automatic sync")
}
app.Spec.SyncPolicy.Automated.Prune = appOpts.autoPrune
}
if flags.Changed("self-heal") {
if app.Spec.SyncPolicy == nil || app.Spec.SyncPolicy.Automated == nil {
log.Fatal("Cannot set --self-helf: application not configured with automatic sync")
}
app.Spec.SyncPolicy.Automated.SelfHeal = appOpts.selfHeal
}
return visited
}
func setKsonnetOpt(src *argoappv1.ApplicationSource, env *string) {
if src.Ksonnet == nil {
src.Ksonnet = &argoappv1.ApplicationSourceKsonnet{}
}
if env != nil {
src.Ksonnet.Environment = *env
}
if src.Ksonnet.IsZero() {
src.Ksonnet = nil
}
}
func setKustomizeOpt(src *argoappv1.ApplicationSource, namePrefix *string) {
if src.Kustomize == nil {
src.Kustomize = &argoappv1.ApplicationSourceKustomize{}
}
if namePrefix != nil {
src.Kustomize.NamePrefix = *namePrefix
}
if src.Kustomize.IsZero() {
src.Kustomize = nil
}
}
func setKustomizeImages(src *argoappv1.ApplicationSource, images []string) {
if src.Kustomize == nil {
src.Kustomize = &argoappv1.ApplicationSourceKustomize{}
}
for _, image := range images {
src.Kustomize.MergeImage(argoappv1.KustomizeImage(image))
}
if src.Kustomize.IsZero() {
src.Kustomize = nil
}
}
func setHelmOpt(src *argoappv1.ApplicationSource, valueFiles []string, releaseName *string) {
if src.Helm == nil {
src.Helm = &argoappv1.ApplicationSourceHelm{}
}
if valueFiles != nil {
src.Helm.ValueFiles = valueFiles
}
if releaseName != nil {
src.Helm.ReleaseName = *releaseName
}
if src.Helm.IsZero() {
src.Helm = nil
}
}
func setJsonnetOpt(src *argoappv1.ApplicationSource, tlaParameters []string, code bool) {
if src.Directory == nil {
src.Directory = &argoappv1.ApplicationSourceDirectory{}
}
if len(tlaParameters) != 0 {
tlas := make([]argoappv1.JsonnetVar, len(tlaParameters))
for index, paramStr := range tlaParameters {
parts := strings.SplitN(paramStr, "=", 2)
if len(parts) != 2 {
log.Fatalf("Expected parameter of the form: param=value. Received: %s", paramStr)
break
}
tlas[index] = argoappv1.JsonnetVar{
Name: parts[0],
Value: parts[1],
Code: code}
}
existingTLAs := []argoappv1.JsonnetVar{}
for i := range src.Directory.Jsonnet.TLAs {
if src.Directory.Jsonnet.TLAs[i].Code != code {
existingTLAs = append(existingTLAs, src.Directory.Jsonnet.TLAs[i])
}
}
src.Directory.Jsonnet.TLAs = append(existingTLAs, tlas...)
}
if src.Directory.IsZero() {
src.Directory = nil
}
}
type appOptions struct {
repoURL string
appPath string
env string
revision string
destServer string
destNamespace string
parameters []string
valuesFiles []string
releaseName string
project string
syncPolicy string
autoPrune bool
selfHeal bool
namePrefix string
directoryRecurse bool
configManagementPlugin string
jsonnetTlaStr []string
jsonnetTlaCode []string
kustomizeImages []string
}
func addAppFlags(command *cobra.Command, opts *appOptions) {
command.Flags().StringVar(&opts.repoURL, "repo", "", "Repository URL, ignored if a file is set")
command.Flags().StringVar(&opts.appPath, "path", "", "Path in repository to the ksonnet app directory, ignored if a file is set")
command.Flags().StringVar(&opts.env, "env", "", "Application environment to monitor")
command.Flags().StringVar(&opts.revision, "revision", "HEAD", "The tracking source branch, tag, or commit the application will sync to")
command.Flags().StringVar(&opts.destServer, "dest-server", "", "K8s cluster URL (overrides the server URL specified in the ksonnet app.yaml)")
command.Flags().StringVar(&opts.destNamespace, "dest-namespace", "", "K8s target namespace (overrides the namespace specified in the ksonnet app.yaml)")
command.Flags().StringArrayVarP(&opts.parameters, "parameter", "p", []string{}, "set a parameter override (e.g. -p guestbook=image=example/guestbook:latest)")
command.Flags().StringArrayVar(&opts.valuesFiles, "values", []string{}, "Helm values file(s) to use")
command.Flags().StringVar(&opts.releaseName, "release-name", "", "Helm release-name")
command.Flags().StringVar(&opts.project, "project", "", "Application project name")
command.Flags().StringVar(&opts.syncPolicy, "sync-policy", "", "Set the sync policy (one of: automated, none)")
command.Flags().BoolVar(&opts.autoPrune, "auto-prune", false, "Set automatic pruning when sync is automated")
command.Flags().BoolVar(&opts.selfHeal, "self-heal", false, "Set self healing when sync is automated")
command.Flags().StringVar(&opts.namePrefix, "nameprefix", "", "Kustomize nameprefix")
command.Flags().BoolVar(&opts.directoryRecurse, "directory-recurse", false, "Recurse directory")
command.Flags().StringVar(&opts.configManagementPlugin, "config-management-plugin", "", "Config management plugin name")
command.Flags().StringArrayVar(&opts.jsonnetTlaStr, "jsonnet-tla-str", []string{}, "Jsonnet top level string arguments")
command.Flags().StringArrayVar(&opts.jsonnetTlaCode, "jsonnet-tla-code", []string{}, "Jsonnet top level code arguments")
command.Flags().StringArrayVar(&opts.kustomizeImages, "kustomize-image", []string{}, "Kustomize images (e.g. --kustomize-image node:8.15.0 --kustomize-image mysql=mariadb,alpine@sha256:24a0c4b4a4c0eb97a1aabb8e29f18e917d05abfe1b7a7c07857230879ce7d3d)")
}
// NewApplicationUnsetCommand returns a new instance of an `argocd app unset` command
func NewApplicationUnsetCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
parameters []string
valuesFiles []string
)
var command = &cobra.Command{
Use: "unset APPNAME -p COMPONENT=PARAM",
Short: "Unset application parameters",
Run: func(c *cobra.Command, args []string) {
if len(args) != 1 || (len(parameters) == 0 && len(valuesFiles) == 0) {
c.HelpFunc()(c, args)
os.Exit(1)
}
appName := args[0]
conn, appIf := argocdclient.NewClientOrDie(clientOpts).NewApplicationClientOrDie()
defer util.Close(conn)
app, err := appIf.Get(context.Background(), &applicationpkg.ApplicationQuery{Name: &appName})
errors.CheckError(err)
updated := false
if app.Spec.Source.Ksonnet != nil {
for _, paramStr := range parameters {
parts := strings.SplitN(paramStr, "=", 2)
if len(parts) != 2 {
log.Fatalf("Expected parameter of the form: component=param. Received: %s", paramStr)
}
overrides := app.Spec.Source.Ksonnet.Parameters
for i, override := range overrides {
if override.Component == parts[0] && override.Name == parts[1] {
app.Spec.Source.Ksonnet.Parameters = append(overrides[0:i], overrides[i+1:]...)
updated = true
break
}
}
}
}
if app.Spec.Source.Helm != nil {
for _, paramStr := range parameters {
helmParams := app.Spec.Source.Helm.Parameters
for i, p := range helmParams {
if p.Name == paramStr {
app.Spec.Source.Helm.Parameters = append(helmParams[0:i], helmParams[i+1:]...)
updated = true
break
}
}
}
specValueFiles := app.Spec.Source.Helm.ValueFiles
for _, valuesFile := range valuesFiles {
for i, vf := range specValueFiles {
if vf == valuesFile {
specValueFiles = append(specValueFiles[0:i], specValueFiles[i+1:]...)
updated = true
break
}
}
}
setHelmOpt(&app.Spec.Source, specValueFiles, nil)
if !updated {
return
}
}
_, err = appIf.UpdateSpec(context.Background(), &applicationpkg.ApplicationUpdateSpecRequest{
Name: &app.Name,
Spec: app.Spec,
})
errors.CheckError(err)
},
}
command.Flags().StringArrayVarP(¶meters, "parameter", "p", []string{}, "unset a parameter override (e.g. -p guestbook=image)")
command.Flags().StringArrayVar(&valuesFiles, "values", []string{}, "unset one or more helm values files")
return command
}
// targetObjects deserializes the list of target states into unstructured objects
func targetObjects(resources []*argoappv1.ResourceDiff) ([]*unstructured.Unstructured, error) {
objs := make([]*unstructured.Unstructured, len(resources))
for i, resState := range resources {
obj, err := resState.TargetObject()
if err != nil {
return nil, err
}
objs[i] = obj
}
return objs, nil
}
// liveObjects deserializes the list of live states into unstructured objects
func liveObjects(resources []*argoappv1.ResourceDiff) ([]*unstructured.Unstructured, error) {
objs := make([]*unstructured.Unstructured, len(resources))
for i, resState := range resources {
obj, err := resState.LiveObject()
if err != nil {
return nil, err
}
objs[i] = obj
}
return objs, nil
}
func getLocalObjects(app *argoappv1.Application, local string, appLabelKey string) []*unstructured.Unstructured {
manifestStrings := getLocalObjectsString(app, local, appLabelKey, nil)
objs := make([]*unstructured.Unstructured, len(manifestStrings))
for i := range manifestStrings {
obj := unstructured.Unstructured{}
err := json.Unmarshal([]byte(manifestStrings[i]), &obj)
errors.CheckError(err)
objs[i] = &obj
}
return objs
}
func getLocalObjectsString(app *argoappv1.Application, local string, appLabelKey string, kustomizeOptions *argoappv1.KustomizeOptions) []string {
res, err := repository.GenerateManifests(filepath.Dir(local), filepath.Base(local), &repoapiclient.ManifestRequest{
ApplicationSource: &app.Spec.Source,
AppLabelKey: appLabelKey,
AppLabelValue: app.Name,
Namespace: app.Spec.Destination.Namespace,
KustomizeOptions: kustomizeOptions,
})
errors.CheckError(err)
return res.Manifests
}
type resourceInfoProvider struct {
namespacedByGk map[schema.GroupKind]bool
}
// Infer if obj is namespaced or not from corresponding live objects list. If corresponding live object has namespace then target object is also namespaced.
// If live object is missing then it does not matter if target is namespaced or not.
func (p *resourceInfoProvider) IsNamespaced(server string, obj *unstructured.Unstructured) (bool, error) {
key := kube.GetResourceKey(obj)
return p.namespacedByGk[key.GroupKind()], nil
}
func groupLocalObjs(localObs []*unstructured.Unstructured, liveObjs []*unstructured.Unstructured, appNamespace string) map[kube.ResourceKey]*unstructured.Unstructured {
namespacedByGk := make(map[schema.GroupKind]bool)
for i := range liveObjs {
if liveObjs[i] != nil {
key := kube.GetResourceKey(liveObjs[i])
namespacedByGk[schema.GroupKind{Group: key.Group, Kind: key.Kind}] = key.Namespace != ""
}
}
localObs, _, err := controller.DeduplicateTargetObjects("", appNamespace, localObs, &resourceInfoProvider{namespacedByGk: namespacedByGk})
errors.CheckError(err)
objByKey := make(map[kube.ResourceKey]*unstructured.Unstructured)
for i := range localObs {
obj := localObs[i]
if !(hook.IsHook(obj) || resource.Ignore(obj)) {
objByKey[kube.GetResourceKey(obj)] = obj
}
}
return objByKey
}
// NewApplicationDiffCommand returns a new instance of an `argocd app diff` command
func NewApplicationDiffCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
refresh bool
hardRefresh bool
local string
)
shortDesc := "Perform a diff against the target and live state."
var command = &cobra.Command{
Use: "diff APPNAME",
Short: shortDesc,
Long: shortDesc + "\nUses 'diff' to render the difference. KUBECTL_EXTERNAL_DIFF environment variable can be used to select your own diff tool.\nReturns the following exit codes: 2 on general errors, 1 when a diff is found, and 0 when no diff is found",
Run: func(c *cobra.Command, args []string) {
if len(args) != 1 {
c.HelpFunc()(c, args)
os.Exit(2)
}
clientset := argocdclient.NewClientOrDie(clientOpts)
conn, appIf := clientset.NewApplicationClientOrDie()
defer util.Close(conn)
appName := args[0]
app, err := appIf.Get(context.Background(), &applicationpkg.ApplicationQuery{Name: &appName, Refresh: getRefreshType(refresh, hardRefresh)})
errors.CheckError(err)
resources, err := appIf.ManagedResources(context.Background(), &applicationpkg.ResourcesQuery{ApplicationName: &appName})
errors.CheckError(err)
liveObjs, err := liveObjects(resources.Items)
errors.CheckError(err)
items := make([]struct {
key kube.ResourceKey
live *unstructured.Unstructured
target *unstructured.Unstructured
}, 0)
conn, settingsIf := clientset.NewSettingsClientOrDie()
defer util.Close(conn)
argoSettings, err := settingsIf.Get(context.Background(), &settingspkg.SettingsQuery{})
errors.CheckError(err)
if local != "" {
localObjs := groupLocalObjs(getLocalObjects(app, local, argoSettings.AppLabelKey), liveObjs, app.Spec.Destination.Namespace)
for _, res := range resources.Items {
var live = &unstructured.Unstructured{}
err := json.Unmarshal([]byte(res.LiveState), &live)
errors.CheckError(err)
var key kube.ResourceKey
if live != nil {
key = kube.GetResourceKey(live)
} else {
var target = &unstructured.Unstructured{}
err = json.Unmarshal([]byte(res.TargetState), &target)
errors.CheckError(err)
key = kube.GetResourceKey(target)
}
if key.Kind == kube.SecretKind && key.Group == "" {
// Don't bother comparing secrets, argo-cd doesn't have access to k8s secret data
delete(localObjs, key)
continue
}
if local, ok := localObjs[key]; ok || live != nil {
if local != nil && !kube.IsCRD(local) {
err = kube.SetAppInstanceLabel(local, argoSettings.AppLabelKey, appName)
errors.CheckError(err)
}
items = append(items, struct {
key kube.ResourceKey
live *unstructured.Unstructured
target *unstructured.Unstructured
}{
live: live,
target: local,
key: key,
})
delete(localObjs, key)
}
}
for key, local := range localObjs {
items = append(items, struct {
key kube.ResourceKey
live *unstructured.Unstructured
target *unstructured.Unstructured
}{
live: nil,
target: local,
key: key,
})
}
} else {
for i := range resources.Items {
res := resources.Items[i]
var live = &unstructured.Unstructured{}
err := json.Unmarshal([]byte(res.LiveState), &live)
errors.CheckError(err)
var target = &unstructured.Unstructured{}
err = json.Unmarshal([]byte(res.TargetState), &target)
errors.CheckError(err)
items = append(items, struct {
key kube.ResourceKey
live *unstructured.Unstructured
target *unstructured.Unstructured
}{
live: live,
target: target,
key: kube.NewResourceKey(res.Group, res.Kind, res.Namespace, res.Name),
})
}
}
foundDiffs := false
for _, item := range items {
if item.target != nil && hook.IsHook(item.target) || item.live != nil && hook.IsHook(item.live) {
continue
}
overrides := make(map[string]argoappv1.ResourceOverride)
for k := range argoSettings.ResourceOverrides {
val := argoSettings.ResourceOverrides[k]
overrides[k] = *val
}
normalizer, err := argo.NewDiffNormalizer(app.Spec.IgnoreDifferences, overrides)
errors.CheckError(err)
// Diff is already available in ResourceDiff Diff field but we have to recalculate diff again due to https://github.com/yudai/gojsondiff/issues/31
diffRes := diff.Diff(item.target, item.live, normalizer)
if diffRes.Modified || item.target == nil || item.live == nil {
fmt.Printf("===== %s/%s %s/%s ======\n", item.key.Group, item.key.Kind, item.key.Namespace, item.key.Name)
var live *unstructured.Unstructured
var target *unstructured.Unstructured
if item.target != nil && item.live != nil {
target = item.live
live = item.live.DeepCopy()
gojsondiff.New().ApplyPatch(live.Object, diffRes.Diff)
} else {
live = item.live
target = item.target
}
foundDiffs = true
err = diff.PrintDiff(item.key.Name, target, live)
errors.CheckError(err)
}
}
if foundDiffs {
os.Exit(1)
}
},
}
command.Flags().BoolVar(&refresh, "refresh", false, "Refresh application data when retrieving")
command.Flags().BoolVar(&hardRefresh, "hard-refresh", false, "Refresh application data as well as target manifests cache")
command.Flags().StringVar(&local, "local", "", "Compare live app to a local ksonnet app")
return command
}
// NewApplicationDeleteCommand returns a new instance of an `argocd app delete` command
func NewApplicationDeleteCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
cascade bool
)
var command = &cobra.Command{
Use: "delete APPNAME",
Short: "Delete an application",
Run: func(c *cobra.Command, args []string) {
if len(args) == 0 {
c.HelpFunc()(c, args)
os.Exit(1)
}
conn, appIf := argocdclient.NewClientOrDie(clientOpts).NewApplicationClientOrDie()
defer util.Close(conn)
for _, appName := range args {
appDeleteReq := applicationpkg.ApplicationDeleteRequest{
Name: &appName,
}
if c.Flag("cascade").Changed {
appDeleteReq.Cascade = &cascade
}
_, err := appIf.Delete(context.Background(), &appDeleteReq)
errors.CheckError(err)
}
},
}
command.Flags().BoolVar(&cascade, "cascade", true, "Perform a cascaded deletion of all application resources")
return command
}
// Print simple list of application names
func printApplicationNames(apps []argoappv1.Application) {
for _, app := range apps {
fmt.Println(app.Name)
}
}
// Print table of application data
func printApplicationTable(apps []argoappv1.Application, output *string) {
w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
var fmtStr string
headers := []interface{}{"NAME", "CLUSTER", "NAMESPACE", "PROJECT", "STATUS", "HEALTH", "SYNCPOLICY", "CONDITIONS"}
if *output == "wide" {
fmtStr = "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n"
headers = append(headers, "REPO", "PATH", "TARGET")
} else {
fmtStr = "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n"
}
fmt.Fprintf(w, fmtStr, headers...)
for _, app := range apps {
vals := []interface{}{
app.Name,
app.Spec.Destination.Server,
app.Spec.Destination.Namespace,
app.Spec.GetProject(),
app.Status.Sync.Status,
app.Status.Health.Status,
formatSyncPolicy(app),
formatConditionsSummary(app),
}
if *output == "wide" {
vals = append(vals, app.Spec.Source.RepoURL, app.Spec.Source.Path, app.Spec.Source.TargetRevision)
}
fmt.Fprintf(w, fmtStr, vals...)
}
_ = w.Flush()
}
// NewApplicationListCommand returns a new instance of an `argocd app list` command
func NewApplicationListCommand(clientOpts *argocdclient.ClientOptions) *cobra.Command {
var (
output string
)
var command = &cobra.Command{
Use: "list",
Short: "List applications",
Run: func(c *cobra.Command, args []string) {
conn, appIf := argocdclient.NewClientOrDie(clientOpts).NewApplicationClientOrDie()
defer util.Close(conn)
apps, err := appIf.List(context.Background(), &applicationpkg.ApplicationQuery{})
errors.CheckError(err)
if output == "name" {
printApplicationNames(apps.Items)
} else {
printApplicationTable(apps.Items, &output)
}
},
}
command.Flags().StringVarP(&output, "output", "o", "wide", "Output format. One of: wide|name")
return command
}
func formatSyncPolicy(app argoappv1.Application) string {
if app.Spec.SyncPolicy == nil || app.Spec.SyncPolicy.Automated == nil {
return "<none>"
}
policy := "Auto"
if app.Spec.SyncPolicy.Automated.Prune {
policy = policy + "-Prune"
}
return policy
}
func formatConditionsSummary(app argoappv1.Application) string {
typeToCnt := make(map[string]int)
for i := range app.Status.Conditions {