mirror of https://github.com/fluxcd/flux2.git
Add create secret helm command
Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>pull/672/head
Stefan Prodan
4 years ago
parent
ccc84a8367
commit
331ac3f031
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/*
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Copyright 2021 The Flux authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"context"
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"fmt"
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"io/ioutil"
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"github.com/spf13/cobra"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"github.com/fluxcd/flux2/internal/utils"
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)
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var createSecretHelmCmd = &cobra.Command{
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Use: "helm [name]",
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Short: "Create or update a Kubernetes secret for Helm repository authentication",
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Long: `
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The create secret helm command generates a Kubernetes secret with basic authentication credentials.`,
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Example: ` # Create a Helm authentication secret on disk and encrypt it with Mozilla SOPS
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flux create secret helm repo-auth \
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--namespace=my-namespace \
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--username=my-username \
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--password=my-password \
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--export > repo-auth.yaml
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sops --encrypt --encrypted-regex '^(data|stringData)$' \
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--in-place repo-auth.yaml
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# Create an authentication secret using a custom TLS cert
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flux create secret helm repo-auth \
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--username=username \
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--password=password \
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--cert-file=./cert.crt \
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--key-file=./key.crt \
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--ca-file=./ca.crt
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`,
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RunE: createSecretHelmCmdRun,
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}
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var (
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secretHelmUsername string
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secretHelmPassword string
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secretHelmCertFile string
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secretHelmKeyFile string
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secretHelmCAFile string
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)
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func init() {
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createSecretHelmCmd.Flags().StringVarP(&secretHelmUsername, "username", "u", "", "basic authentication username")
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createSecretHelmCmd.Flags().StringVarP(&secretHelmPassword, "password", "p", "", "basic authentication password")
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createSecretHelmCmd.Flags().StringVar(&secretHelmCertFile, "cert-file", "", "TLS authentication cert file path")
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createSecretHelmCmd.Flags().StringVar(&secretHelmKeyFile, "key-file", "", "TLS authentication key file path")
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createSecretHelmCmd.Flags().StringVar(&secretHelmCAFile, "ca-file", "", "TLS authentication CA file path")
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createSecretCmd.AddCommand(createSecretHelmCmd)
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}
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func createSecretHelmCmdRun(cmd *cobra.Command, args []string) error {
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if len(args) < 1 {
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return fmt.Errorf("secret name is required")
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}
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name := args[0]
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secretLabels, err := parseLabels()
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if err != nil {
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return err
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}
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secret := corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Namespace: namespace,
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Labels: secretLabels,
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},
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StringData: map[string]string{},
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}
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if secretHelmUsername != "" && secretHelmPassword != "" {
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secret.StringData["username"] = secretHelmUsername
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secret.StringData["password"] = secretHelmPassword
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}
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if secretHelmCertFile != "" && secretHelmKeyFile != "" {
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cert, err := ioutil.ReadFile(secretHelmCertFile)
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if err != nil {
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return fmt.Errorf("failed to read repository cert file '%s': %w", secretHelmCertFile, err)
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}
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secret.StringData["certFile"] = string(cert)
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key, err := ioutil.ReadFile(secretHelmKeyFile)
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if err != nil {
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return fmt.Errorf("failed to read repository key file '%s': %w", secretHelmKeyFile, err)
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}
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secret.StringData["keyFile"] = string(key)
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}
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if secretHelmCAFile != "" {
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ca, err := ioutil.ReadFile(secretHelmCAFile)
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if err != nil {
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return fmt.Errorf("failed to read repository CA file '%s': %w", secretHelmCAFile, err)
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}
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secret.StringData["caFile"] = string(ca)
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}
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if export {
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return exportSecret(secret)
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}
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ctx, cancel := context.WithTimeout(context.Background(), timeout)
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defer cancel()
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kubeClient, err := utils.KubeClient(kubeconfig, kubecontext)
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if err != nil {
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return err
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}
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if err := upsertSecret(ctx, kubeClient, secret); err != nil {
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return err
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}
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logger.Actionf("secret '%s' created in '%s' namespace", name, namespace)
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return nil
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}
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@ -0,0 +1,65 @@
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## flux create secret helm
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Create or update a Kubernetes secret for Helm repository authentication
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### Synopsis
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The create secret helm command generates a Kubernetes secret with basic authentication credentials.
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```
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flux create secret helm [name] [flags]
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```
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### Examples
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```
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# Create a Helm authentication secret on disk and encrypt it with Mozilla SOPS
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flux create secret helm repo-auth \
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--namespace=my-namespace \
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--username=my-username \
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--password=my-password \
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--export > repo-auth.yaml
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sops --encrypt --encrypted-regex '^(data|stringData)$' \
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--in-place repo-auth.yaml
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# Create an authentication secret using a custom TLS cert
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flux create secret helm repo-auth \
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--username=username \
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--password=password \
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--cert-file=./cert.crt \
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--key-file=./key.crt \
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--ca-file=./ca.crt
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```
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### Options
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```
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--ca-file string TLS authentication CA file path
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--cert-file string TLS authentication cert file path
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-h, --help help for helm
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--key-file string TLS authentication key file path
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-p, --password string basic authentication password
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-u, --username string basic authentication username
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```
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### Options inherited from parent commands
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```
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--context string kubernetes context to use
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--export export in YAML format to stdout
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--interval duration source sync interval (default 1m0s)
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--kubeconfig string path to the kubeconfig file (default "~/.kube/config")
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--label strings set labels on the resource (can specify multiple labels with commas: label1=value1,label2=value2)
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-n, --namespace string the namespace scope for this operation (default "flux-system")
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--timeout duration timeout for this operation (default 5m0s)
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--verbose print generated objects
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```
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### SEE ALSO
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* [flux create secret](flux_create_secret.md) - Create or update Kubernetes secrets
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