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config.go
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config.go
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// Copyright 2023 The ClusterLink Authors.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package subcommand
import (
"encoding/json"
"fmt"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/clusterlink-net/clusterlink/cmd/gwctl/config"
)
// ConfigCmd contains all the config commands of the CLI.
func ConfigCmd() *cobra.Command {
configCmd := &cobra.Command{
Use: "config",
Short: "config",
Long: `config`,
}
configCmd.AddCommand(currentContextCmd())
configCmd.AddCommand(useContextCmd())
return configCmd
}
// getContextCmd is the command line options for 'config current-context'.
type currentContextOptions struct{}
// currentContextCmd - get the last gwctl context command to use.
func currentContextCmd() *cobra.Command {
o := currentContextOptions{}
cmd := &cobra.Command{
Use: "current-context",
Short: "Get gwctl current context.",
Long: `Get gwctl current context.`,
RunE: func(cmd *cobra.Command, args []string) error {
return o.run()
},
}
return cmd
}
// run performs the execution of the 'config current-context' subcommand.
func (o *currentContextOptions) run() error {
s, err := config.GetConfigFromID("")
if err != nil {
return err
}
sJSON, err := json.MarshalIndent(s, "", " ")
if err != nil {
fmt.Println("gwctl current state\n", string(sJSON))
}
return err
}
// useContext is the command line options for 'config use-context'.
type useContextOptions struct {
myID string
}
// useContextCmd - set gwctl context.
func useContextCmd() *cobra.Command {
o := useContextOptions{}
cmd := &cobra.Command{
Use: "use-context",
Short: "use gwctl context.",
Long: `use gwctl context.`,
RunE: func(cmd *cobra.Command, args []string) error {
return o.run()
},
}
o.addFlags(cmd.Flags())
return cmd
}
// addFlags registers flags for the CLI.
func (o *useContextOptions) addFlags(fs *pflag.FlagSet) {
fs.StringVar(&o.myID, "myid", "", "gwctl ID")
}
// run performs the execution of the 'config current-context' subcommand.
func (o *useContextOptions) run() error {
c, err := config.GetConfigFromID(o.myID)
if err != nil {
return err
}
err = c.SetDefaultClient(o.myID)
if err != nil {
return err
}
fmt.Println("gwctl use context ", o.myID)
return nil
}