mirror of https://github.com/docker/compose.git
87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
// +build kube
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/*
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Copyright 2020 Docker Compose CLI 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 context
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import (
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"context"
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"fmt"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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"github.com/docker/compose-cli/api/context/store"
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"github.com/docker/compose-cli/api/errdefs"
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"github.com/docker/compose-cli/kube"
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)
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func init() {
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extraCommands = append(extraCommands, createKubeCommand)
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extraHelp = append(extraHelp, `
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Create a Kube context:
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$ docker context create kube CONTEXT [flags]
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(see docker context create kube --help)
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`)
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}
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func createKubeCommand() *cobra.Command {
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var opts kube.ContextParams
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cmd := &cobra.Command{
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Use: "kube CONTEXT [flags]",
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Short: "Create context for a Kubernetes Cluster",
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Args: cobra.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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opts.Name = args[0]
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if opts.Endpoint != "" {
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opts.FromEnvironment = false
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}
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return runCreateKube(cmd.Context(), args[0], opts)
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},
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}
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addDescriptionFlag(cmd, &opts.Description)
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cmd.Flags().StringVar(&opts.Endpoint, "endpoint", "", "The endpoint of the Kubernetes manager")
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cmd.Flags().BoolVar(&opts.FromEnvironment, "from-env", true, "Get endpoint and creds from env vars")
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return cmd
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}
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func runCreateKube(ctx context.Context, contextName string, opts kube.ContextParams) error {
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if contextExists(ctx, contextName) {
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return errors.Wrapf(errdefs.ErrAlreadyExists, "context %q", contextName)
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}
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contextData, description, err := createContextData(ctx, opts)
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if err != nil {
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return err
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}
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return createDockerContext(ctx, contextName, store.KubeContextType, description, contextData)
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}
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func createContextData(ctx context.Context, opts kube.ContextParams) (interface{}, string, error) {
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description := ""
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if opts.Description != "" {
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description = fmt.Sprintf("%s (%s)", opts.Description, description)
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}
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return store.KubeContext{
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Endpoint: opts.Endpoint,
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FromEnvironment: opts.FromEnvironment,
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}, description, nil
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}
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