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app.go
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app.go
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package util
import (
"bufio"
"fmt"
"io/ioutil"
"net/url"
"os"
"strings"
"time"
"github.com/argoproj/gitops-engine/pkg/utils/kube"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/utils/pointer"
"github.com/argoproj/argo-cd/v2/pkg/apis/application"
argoappv1 "github.com/argoproj/argo-cd/v2/pkg/apis/application/v1alpha1"
"github.com/argoproj/argo-cd/v2/util/config"
"github.com/argoproj/argo-cd/v2/util/errors"
"github.com/argoproj/argo-cd/v2/util/text/label"
)
type AppOptions struct {
repoURL string
appPath string
chart string
env string
revision string
revisionHistoryLimit int
destName string
destServer string
destNamespace string
Parameters []string
valuesFiles []string
ignoreMissingValueFiles bool
values string
releaseName string
helmSets []string
helmSetStrings []string
helmSetFiles []string
helmVersion string
helmPassCredentials bool
helmSkipCrds bool
project string
syncPolicy string
syncOptions []string
autoPrune bool
selfHeal bool
allowEmpty bool
namePrefix string
nameSuffix string
directoryRecurse bool
configManagementPlugin string
jsonnetTlaStr []string
jsonnetTlaCode []string
jsonnetExtVarStr []string
jsonnetExtVarCode []string
jsonnetLibs []string
kustomizeImages []string
kustomizeVersion string
kustomizeCommonLabels []string
kustomizeCommonAnnotations []string
kustomizeForceCommonLabels bool
kustomizeForceCommonAnnotations bool
pluginEnvs []string
Validate bool
directoryExclude string
directoryInclude string
retryLimit int64
retryBackoffDuration time.Duration
retryBackoffMaxDuration time.Duration
retryBackoffFactor int64
}
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 app directory, ignored if a file is set")
command.Flags().StringVar(&opts.chart, "helm-chart", "", "Helm Chart name")
command.Flags().StringVar(&opts.env, "env", "", "Application environment to monitor")
command.Flags().StringVar(&opts.revision, "revision", "", "The tracking source branch, tag, commit or Helm chart version the application will sync to")
command.Flags().IntVar(&opts.revisionHistoryLimit, "revision-history-limit", argoappv1.RevisionHistoryLimit, "How many items to keep in revision history")
command.Flags().StringVar(&opts.destServer, "dest-server", "", "K8s cluster URL (e.g. https://kubernetes.default.svc)")
command.Flags().StringVar(&opts.destName, "dest-name", "", "K8s cluster Name (e.g. minikube)")
command.Flags().StringVar(&opts.destNamespace, "dest-namespace", "", "K8s target namespace")
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().BoolVar(&opts.ignoreMissingValueFiles, "ignore-missing-value-files", false, "Ignore locally missing valueFiles when setting helm template --values")
command.Flags().StringVar(&opts.values, "values-literal-file", "", "Filename or URL to import as a literal Helm values block")
command.Flags().StringVar(&opts.releaseName, "release-name", "", "Helm release-name")
command.Flags().StringVar(&opts.helmVersion, "helm-version", "", "Helm version")
command.Flags().BoolVar(&opts.helmPassCredentials, "helm-pass-credentials", false, "Pass credentials to all domain")
command.Flags().StringArrayVar(&opts.helmSets, "helm-set", []string{}, "Helm set values on the command line (can be repeated to set several values: --helm-set key1=val1 --helm-set key2=val2)")
command.Flags().StringArrayVar(&opts.helmSetStrings, "helm-set-string", []string{}, "Helm set STRING values on the command line (can be repeated to set several values: --helm-set-string key1=val1 --helm-set-string key2=val2)")
command.Flags().StringArrayVar(&opts.helmSetFiles, "helm-set-file", []string{}, "Helm set values from respective files specified via the command line (can be repeated to set several values: --helm-set-file key1=path1 --helm-set-file key2=path2)")
command.Flags().BoolVar(&opts.helmSkipCrds, "helm-skip-crds", false, "Skip helm crd installation step")
command.Flags().StringVar(&opts.project, "project", "", "Application project name")
command.Flags().StringVar(&opts.syncPolicy, "sync-policy", "", "Set the sync policy (one of: none, automated (aliases of automated: auto, automatic))")
command.Flags().StringArrayVar(&opts.syncOptions, "sync-option", []string{}, "Add or remove a sync option, e.g add `Prune=false`. Remove using `!` prefix, e.g. `!Prune=false`")
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().BoolVar(&opts.allowEmpty, "allow-empty", false, "Set allow zero live resources when sync is automated")
command.Flags().StringVar(&opts.namePrefix, "nameprefix", "", "Kustomize nameprefix")
command.Flags().StringVar(&opts.nameSuffix, "namesuffix", "", "Kustomize namesuffix")
command.Flags().StringVar(&opts.kustomizeVersion, "kustomize-version", "", "Kustomize version")
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.jsonnetExtVarStr, "jsonnet-ext-var-str", []string{}, "Jsonnet string ext var")
command.Flags().StringArrayVar(&opts.jsonnetExtVarCode, "jsonnet-ext-var-code", []string{}, "Jsonnet ext var")
command.Flags().StringArrayVar(&opts.jsonnetLibs, "jsonnet-libs", []string{}, "Additional jsonnet libs (prefixed by repoRoot)")
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)")
command.Flags().StringArrayVar(&opts.pluginEnvs, "plugin-env", []string{}, "Additional plugin envs")
command.Flags().BoolVar(&opts.Validate, "validate", true, "Validation of repo and cluster")
command.Flags().StringArrayVar(&opts.kustomizeCommonLabels, "kustomize-common-label", []string{}, "Set common labels in Kustomize")
command.Flags().StringArrayVar(&opts.kustomizeCommonAnnotations, "kustomize-common-annotation", []string{}, "Set common labels in Kustomize")
command.Flags().BoolVar(&opts.kustomizeForceCommonLabels, "kustomize-force-common-label", false, "Force common labels in Kustomize")
command.Flags().BoolVar(&opts.kustomizeForceCommonAnnotations, "kustomize-force-common-annotation", false, "Force common annotations in Kustomize")
command.Flags().StringVar(&opts.directoryExclude, "directory-exclude", "", "Set glob expression used to exclude files from application source path")
command.Flags().StringVar(&opts.directoryInclude, "directory-include", "", "Set glob expression used to include files from application source path")
command.Flags().Int64Var(&opts.retryLimit, "sync-retry-limit", 0, "Max number of allowed sync retries")
command.Flags().DurationVar(&opts.retryBackoffDuration, "sync-retry-backoff-duration", argoappv1.DefaultSyncRetryDuration, "Sync retry backoff base duration. Input needs to be a duration (e.g. 2m, 1h)")
command.Flags().DurationVar(&opts.retryBackoffMaxDuration, "sync-retry-backoff-max-duration", argoappv1.DefaultSyncRetryMaxDuration, "Max sync retry backoff duration. Input needs to be a duration (e.g. 2m, 1h)")
command.Flags().Int64Var(&opts.retryBackoffFactor, "sync-retry-backoff-factor", argoappv1.DefaultSyncRetryFactor, "Factor multiplies the base duration after each failed sync retry")
}
func SetAppSpecOptions(flags *pflag.FlagSet, spec *argoappv1.ApplicationSpec, appOpts *AppOptions) int {
visited := 0
if flags == nil {
return visited
}
flags.Visit(func(f *pflag.Flag) {
visited++
switch f.Name {
case "repo":
spec.Source.RepoURL = appOpts.repoURL
case "path":
spec.Source.Path = appOpts.appPath
case "helm-chart":
spec.Source.Chart = appOpts.chart
case "revision":
spec.Source.TargetRevision = appOpts.revision
case "revision-history-limit":
i := int64(appOpts.revisionHistoryLimit)
spec.RevisionHistoryLimit = &i
case "values":
setHelmOpt(&spec.Source, helmOpts{valueFiles: appOpts.valuesFiles})
case "ignore-missing-value-files":
setHelmOpt(&spec.Source, helmOpts{ignoreMissingValueFiles: appOpts.ignoreMissingValueFiles})
case "values-literal-file":
var data []byte
// read uri
parsedURL, err := url.ParseRequestURI(appOpts.values)
if err != nil || !(parsedURL.Scheme == "http" || parsedURL.Scheme == "https") {
data, err = ioutil.ReadFile(appOpts.values)
} else {
data, err = config.ReadRemoteFile(appOpts.values)
}
errors.CheckError(err)
setHelmOpt(&spec.Source, helmOpts{values: string(data)})
case "release-name":
setHelmOpt(&spec.Source, helmOpts{releaseName: appOpts.releaseName})
case "helm-version":
setHelmOpt(&spec.Source, helmOpts{version: appOpts.helmVersion})
case "helm-pass-credentials":
setHelmOpt(&spec.Source, helmOpts{passCredentials: appOpts.helmPassCredentials})
case "helm-set":
setHelmOpt(&spec.Source, helmOpts{helmSets: appOpts.helmSets})
case "helm-set-string":
setHelmOpt(&spec.Source, helmOpts{helmSetStrings: appOpts.helmSetStrings})
case "helm-set-file":
setHelmOpt(&spec.Source, helmOpts{helmSetFiles: appOpts.helmSetFiles})
case "helm-skip-crds":
setHelmOpt(&spec.Source, helmOpts{skipCrds: appOpts.helmSkipCrds})
case "directory-recurse":
if spec.Source.Directory != nil {
spec.Source.Directory.Recurse = appOpts.directoryRecurse
} else {
spec.Source.Directory = &argoappv1.ApplicationSourceDirectory{Recurse: appOpts.directoryRecurse}
}
case "directory-exclude":
if spec.Source.Directory != nil {
spec.Source.Directory.Exclude = appOpts.directoryExclude
} else {
spec.Source.Directory = &argoappv1.ApplicationSourceDirectory{Exclude: appOpts.directoryExclude}
}
case "directory-include":
if spec.Source.Directory != nil {
spec.Source.Directory.Include = appOpts.directoryInclude
} else {
spec.Source.Directory = &argoappv1.ApplicationSourceDirectory{Include: appOpts.directoryInclude}
}
case "config-management-plugin":
spec.Source.Plugin = &argoappv1.ApplicationSourcePlugin{Name: appOpts.configManagementPlugin}
case "dest-name":
spec.Destination.Name = appOpts.destName
case "dest-server":
spec.Destination.Server = appOpts.destServer
case "dest-namespace":
spec.Destination.Namespace = appOpts.destNamespace
case "project":
spec.Project = appOpts.project
case "nameprefix":
setKustomizeOpt(&spec.Source, kustomizeOpts{namePrefix: appOpts.namePrefix})
case "namesuffix":
setKustomizeOpt(&spec.Source, kustomizeOpts{nameSuffix: appOpts.nameSuffix})
case "kustomize-image":
setKustomizeOpt(&spec.Source, kustomizeOpts{images: appOpts.kustomizeImages})
case "kustomize-version":
setKustomizeOpt(&spec.Source, kustomizeOpts{version: appOpts.kustomizeVersion})
case "kustomize-common-label":
parsedLabels, err := label.Parse(appOpts.kustomizeCommonLabels)
errors.CheckError(err)
setKustomizeOpt(&spec.Source, kustomizeOpts{commonLabels: parsedLabels})
case "kustomize-common-annotation":
parsedAnnotations, err := label.Parse(appOpts.kustomizeCommonAnnotations)
errors.CheckError(err)
setKustomizeOpt(&spec.Source, kustomizeOpts{commonAnnotations: parsedAnnotations})
case "kustomize-force-common-label":
setKustomizeOpt(&spec.Source, kustomizeOpts{forceCommonLabels: appOpts.kustomizeForceCommonLabels})
case "kustomize-force-common-annotation":
setKustomizeOpt(&spec.Source, kustomizeOpts{forceCommonAnnotations: appOpts.kustomizeForceCommonAnnotations})
case "jsonnet-tla-str":
setJsonnetOpt(&spec.Source, appOpts.jsonnetTlaStr, false)
case "jsonnet-tla-code":
setJsonnetOpt(&spec.Source, appOpts.jsonnetTlaCode, true)
case "jsonnet-ext-var-str":
setJsonnetOptExtVar(&spec.Source, appOpts.jsonnetExtVarStr, false)
case "jsonnet-ext-var-code":
setJsonnetOptExtVar(&spec.Source, appOpts.jsonnetExtVarCode, true)
case "jsonnet-libs":
setJsonnetOptLibs(&spec.Source, appOpts.jsonnetLibs)
case "plugin-env":
setPluginOptEnvs(&spec.Source, appOpts.pluginEnvs)
case "sync-policy":
switch appOpts.syncPolicy {
case "none":
if spec.SyncPolicy != nil {
spec.SyncPolicy.Automated = nil
}
if spec.SyncPolicy.IsZero() {
spec.SyncPolicy = nil
}
case "automated", "automatic", "auto":
if spec.SyncPolicy == nil {
spec.SyncPolicy = &argoappv1.SyncPolicy{}
}
spec.SyncPolicy.Automated = &argoappv1.SyncPolicyAutomated{}
default:
log.Fatalf("Invalid sync-policy: %s", appOpts.syncPolicy)
}
case "sync-option":
if spec.SyncPolicy == nil {
spec.SyncPolicy = &argoappv1.SyncPolicy{}
}
for _, option := range appOpts.syncOptions {
// `!` means remove the option
if strings.HasPrefix(option, "!") {
option = strings.TrimPrefix(option, "!")
spec.SyncPolicy.SyncOptions = spec.SyncPolicy.SyncOptions.RemoveOption(option)
} else {
spec.SyncPolicy.SyncOptions = spec.SyncPolicy.SyncOptions.AddOption(option)
}
}
if spec.SyncPolicy.IsZero() {
spec.SyncPolicy = nil
}
case "sync-retry-limit":
if appOpts.retryLimit > 0 {
if spec.SyncPolicy == nil {
spec.SyncPolicy = &argoappv1.SyncPolicy{}
}
spec.SyncPolicy.Retry = &argoappv1.RetryStrategy{
Limit: appOpts.retryLimit,
Backoff: &argoappv1.Backoff{
Duration: appOpts.retryBackoffDuration.String(),
MaxDuration: appOpts.retryBackoffMaxDuration.String(),
Factor: pointer.Int64Ptr(appOpts.retryBackoffFactor),
},
}
} else if appOpts.retryLimit == 0 {
if spec.SyncPolicy.IsZero() {
spec.SyncPolicy = nil
} else {
spec.SyncPolicy.Retry = nil
}
} else {
log.Fatalf("Invalid sync-retry-limit [%d]", appOpts.retryLimit)
}
}
})
if flags.Changed("auto-prune") {
if spec.SyncPolicy == nil || spec.SyncPolicy.Automated == nil {
log.Fatal("Cannot set --auto-prune: application not configured with automatic sync")
}
spec.SyncPolicy.Automated.Prune = appOpts.autoPrune
}
if flags.Changed("self-heal") {
if spec.SyncPolicy == nil || spec.SyncPolicy.Automated == nil {
log.Fatal("Cannot set --self-heal: application not configured with automatic sync")
}
spec.SyncPolicy.Automated.SelfHeal = appOpts.selfHeal
}
if flags.Changed("allow-empty") {
if spec.SyncPolicy == nil || spec.SyncPolicy.Automated == nil {
log.Fatal("Cannot set --allow-empty: application not configured with automatic sync")
}
spec.SyncPolicy.Automated.AllowEmpty = appOpts.allowEmpty
}
return visited
}
type kustomizeOpts struct {
namePrefix string
nameSuffix string
images []string
version string
commonLabels map[string]string
commonAnnotations map[string]string
forceCommonLabels bool
forceCommonAnnotations bool
}
func setKustomizeOpt(src *argoappv1.ApplicationSource, opts kustomizeOpts) {
if src.Kustomize == nil {
src.Kustomize = &argoappv1.ApplicationSourceKustomize{}
}
if opts.version != "" {
src.Kustomize.Version = opts.version
}
if opts.namePrefix != "" {
src.Kustomize.NamePrefix = opts.namePrefix
}
if opts.nameSuffix != "" {
src.Kustomize.NameSuffix = opts.nameSuffix
}
if opts.commonLabels != nil {
src.Kustomize.CommonLabels = opts.commonLabels
}
if opts.commonAnnotations != nil {
src.Kustomize.CommonAnnotations = opts.commonAnnotations
}
if opts.forceCommonLabels {
src.Kustomize.ForceCommonLabels = opts.forceCommonLabels
}
if opts.forceCommonAnnotations {
src.Kustomize.ForceCommonAnnotations = opts.forceCommonAnnotations
}
for _, image := range opts.images {
src.Kustomize.MergeImage(argoappv1.KustomizeImage(image))
}
if src.Kustomize.IsZero() {
src.Kustomize = nil
}
}
func setPluginOptEnvs(src *argoappv1.ApplicationSource, envs []string) {
if src.Plugin == nil {
src.Plugin = &argoappv1.ApplicationSourcePlugin{}
}
for _, text := range envs {
e, err := argoappv1.NewEnvEntry(text)
if err != nil {
log.Fatal(err)
}
src.Plugin.AddEnvEntry(e)
}
}
type helmOpts struct {
valueFiles []string
ignoreMissingValueFiles bool
values string
releaseName string
version string
helmSets []string
helmSetStrings []string
helmSetFiles []string
passCredentials bool
skipCrds bool
}
func setHelmOpt(src *argoappv1.ApplicationSource, opts helmOpts) {
if src.Helm == nil {
src.Helm = &argoappv1.ApplicationSourceHelm{}
}
if len(opts.valueFiles) > 0 {
src.Helm.ValueFiles = opts.valueFiles
}
if opts.ignoreMissingValueFiles {
src.Helm.IgnoreMissingValueFiles = opts.ignoreMissingValueFiles
}
if len(opts.values) > 0 {
src.Helm.Values = opts.values
}
if opts.releaseName != "" {
src.Helm.ReleaseName = opts.releaseName
}
if opts.version != "" {
src.Helm.Version = opts.version
}
if opts.passCredentials {
src.Helm.PassCredentials = opts.passCredentials
}
if opts.skipCrds {
src.Helm.SkipCrds = opts.skipCrds
}
for _, text := range opts.helmSets {
p, err := argoappv1.NewHelmParameter(text, false)
if err != nil {
log.Fatal(err)
}
src.Helm.AddParameter(*p)
}
for _, text := range opts.helmSetStrings {
p, err := argoappv1.NewHelmParameter(text, true)
if err != nil {
log.Fatal(err)
}
src.Helm.AddParameter(*p)
}
for _, text := range opts.helmSetFiles {
p, err := argoappv1.NewHelmFileParameter(text)
if err != nil {
log.Fatal(err)
}
src.Helm.AddFileParameter(*p)
}
if src.Helm.IsZero() {
src.Helm = nil
}
}
func setJsonnetOpt(src *argoappv1.ApplicationSource, tlaParameters []string, code bool) {
if src.Directory == nil {
src.Directory = &argoappv1.ApplicationSourceDirectory{}
}
for _, j := range tlaParameters {
src.Directory.Jsonnet.TLAs = append(src.Directory.Jsonnet.TLAs, argoappv1.NewJsonnetVar(j, code))
}
}
func setJsonnetOptExtVar(src *argoappv1.ApplicationSource, jsonnetExtVar []string, code bool) {
if src.Directory == nil {
src.Directory = &argoappv1.ApplicationSourceDirectory{}
}
for _, j := range jsonnetExtVar {
src.Directory.Jsonnet.ExtVars = append(src.Directory.Jsonnet.ExtVars, argoappv1.NewJsonnetVar(j, code))
}
}
func setJsonnetOptLibs(src *argoappv1.ApplicationSource, libs []string) {
if src.Directory == nil {
src.Directory = &argoappv1.ApplicationSourceDirectory{}
}
src.Directory.Jsonnet.Libs = append(src.Directory.Jsonnet.Libs, libs...)
}
// SetParameterOverrides updates an existing or appends a new parameter override in the application
// The app is assumed to be a helm app and is expected to be in the form:
// param=value
func SetParameterOverrides(app *argoappv1.Application, parameters []string) {
if len(parameters) == 0 {
return
}
var sourceType argoappv1.ApplicationSourceType
if st, _ := app.Spec.Source.ExplicitType(); st != nil {
sourceType = *st
} else if app.Status.SourceType != "" {
sourceType = app.Status.SourceType
} else {
if len(strings.SplitN(parameters[0], "=", 2)) == 2 {
sourceType = argoappv1.ApplicationSourceTypeHelm
}
}
switch sourceType {
case argoappv1.ApplicationSourceTypeHelm:
if app.Spec.Source.Helm == nil {
app.Spec.Source.Helm = &argoappv1.ApplicationSourceHelm{}
}
for _, p := range parameters {
newParam, err := argoappv1.NewHelmParameter(p, false)
if err != nil {
log.Error(err)
continue
}
app.Spec.Source.Helm.AddParameter(*newParam)
}
default:
log.Fatalf("Parameters can only be set against Helm applications")
}
}
func readApps(yml []byte, apps *[]*argoappv1.Application) error {
yamls, _ := kube.SplitYAMLToString(yml)
var err error
for _, yml := range yamls {
var app argoappv1.Application
err = config.Unmarshal([]byte(yml), &app)
*apps = append(*apps, &app)
if err != nil {
return err
}
}
return err
}
func readAppsFromStdin(apps *[]*argoappv1.Application) error {
reader := bufio.NewReader(os.Stdin)
data, err := ioutil.ReadAll(reader)
if err != nil {
return err
}
err = readApps(data, apps)
if err != nil {
return fmt.Errorf("unable to read manifest from stdin: %v", err)
}
return nil
}
func readAppsFromURI(fileURL string, apps *[]*argoappv1.Application) error {
readFilePayload := func() ([]byte, error) {
parsedURL, err := url.ParseRequestURI(fileURL)
if err != nil || !(parsedURL.Scheme == "http" || parsedURL.Scheme == "https") {
return ioutil.ReadFile(fileURL)
}
return config.ReadRemoteFile(fileURL)
}
yml, err := readFilePayload()
if err != nil {
return err
}
return readApps(yml, apps)
}
func constructAppsFromStdin() ([]*argoappv1.Application, error) {
apps := make([]*argoappv1.Application, 0)
// read stdin
err := readAppsFromStdin(&apps)
if err != nil {
return nil, err
}
return apps, nil
}
func constructAppsBaseOnName(appName string, labels, annotations, args []string, appOpts AppOptions, flags *pflag.FlagSet) ([]*argoappv1.Application, error) {
var app *argoappv1.Application
// read arguments
if len(args) == 1 {
if appName != "" && appName != args[0] {
return nil, fmt.Errorf("--name argument '%s' does not match app name %s", appName, args[0])
}
appName = args[0]
}
app = &argoappv1.Application{
TypeMeta: v1.TypeMeta{
Kind: application.ApplicationKind,
APIVersion: application.Group + "/v1alpha1",
},
ObjectMeta: v1.ObjectMeta{
Name: appName,
},
}
SetAppSpecOptions(flags, &app.Spec, &appOpts)
SetParameterOverrides(app, appOpts.Parameters)
mergeLabels(app, labels)
setAnnotations(app, annotations)
return []*argoappv1.Application{
app,
}, nil
}
func constructAppsFromFileUrl(fileURL, appName string, labels, annotations, args []string, appOpts AppOptions, flags *pflag.FlagSet) ([]*argoappv1.Application, error) {
apps := make([]*argoappv1.Application, 0)
// read uri
err := readAppsFromURI(fileURL, &apps)
if err != nil {
return nil, err
}
for _, app := range apps {
if len(args) == 1 && args[0] != app.Name {
return nil, fmt.Errorf("app name '%s' does not match app spec metadata.name '%s'", args[0], app.Name)
}
if appName != "" && appName != app.Name {
app.Name = appName
}
if app.Name == "" {
return nil, fmt.Errorf("app.Name is empty. --name argument can be used to provide app.Name")
}
SetAppSpecOptions(flags, &app.Spec, &appOpts)
SetParameterOverrides(app, appOpts.Parameters)
mergeLabels(app, labels)
setAnnotations(app, annotations)
}
return apps, nil
}
func ConstructApps(fileURL, appName string, labels, annotations, args []string, appOpts AppOptions, flags *pflag.FlagSet) ([]*argoappv1.Application, error) {
if fileURL == "-" {
return constructAppsFromStdin()
} else if fileURL != "" {
return constructAppsFromFileUrl(fileURL, appName, labels, annotations, args, appOpts, flags)
}
return constructAppsBaseOnName(appName, labels, annotations, args, appOpts, flags)
}
func mergeLabels(app *argoappv1.Application, labels []string) {
mapLabels, err := label.Parse(labels)
errors.CheckError(err)
mergedLabels := make(map[string]string)
for name, value := range app.GetLabels() {
mergedLabels[name] = value
}
for name, value := range mapLabels {
mergedLabels[name] = value
}
app.SetLabels(mergedLabels)
}
func setAnnotations(app *argoappv1.Application, annotations []string) {
if len(annotations) > 0 && app.Annotations == nil {
app.Annotations = map[string]string{}
}
for _, a := range annotations {
annotation := strings.SplitN(a, "=", 2)
if len(annotation) == 2 {
app.Annotations[annotation[0]] = annotation[1]
} else {
app.Annotations[annotation[0]] = ""
}
}
}