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// Copyright 2023 The frp 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 sub
import (
"context"
"fmt"
"os"
"strings"
"time"
"github.com/rodaine/table"
"github.com/spf13/cobra"
"github.com/fatedier/frp/pkg/config"
v1 "github.com/fatedier/frp/pkg/config/v1"
clientsdk "github.com/fatedier/frp/pkg/sdk/client"
)
var adminAPITimeout = 30 * time.Second
func init() {
commands := []struct {
name string
description string
handler func(*v1.ClientCommonConfig) error
}{
{"reload", "Hot-Reload frpc configuration", ReloadHandler},
{"status", "Overview of all proxies status", StatusHandler},
{"stop", "Stop the running frpc", StopHandler},
}
for _, cmdConfig := range commands {
cmd := NewAdminCommand(cmdConfig.name, cmdConfig.description, cmdConfig.handler)
cmd.Flags().DurationVar(&adminAPITimeout, "api-timeout", adminAPITimeout, "Timeout for admin API calls")
rootCmd.AddCommand(cmd)
}
}
func NewAdminCommand(name, short string, handler func(*v1.ClientCommonConfig) error) *cobra.Command {
return &cobra.Command{
Use: name,
Short: short,
Run: func(cmd *cobra.Command, args []string) {
cfg, _, _, _, err := config.LoadClientConfig(cfgFile, strictConfigMode)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if cfg.WebServer.Port <= 0 {
fmt.Println("web server port should be set if you want to use this feature")
os.Exit(1)
}
if err := handler(cfg); err != nil {
fmt.Println(err)
os.Exit(1)
}
},
}
}
func ReloadHandler(clientCfg *v1.ClientCommonConfig) error {
client := clientsdk.New(clientCfg.WebServer.Addr, clientCfg.WebServer.Port)
client.SetAuth(clientCfg.WebServer.User, clientCfg.WebServer.Password)
ctx, cancel := context.WithTimeout(context.Background(), adminAPITimeout)
defer cancel()
if err := client.Reload(ctx, strictConfigMode); err != nil {
return err
}
fmt.Println("reload success")
return nil
}
func StatusHandler(clientCfg *v1.ClientCommonConfig) error {
client := clientsdk.New(clientCfg.WebServer.Addr, clientCfg.WebServer.Port)
client.SetAuth(clientCfg.WebServer.User, clientCfg.WebServer.Password)
ctx, cancel := context.WithTimeout(context.Background(), adminAPITimeout)
defer cancel()
res, err := client.GetAllProxyStatus(ctx)
if err != nil {
return err
}
fmt.Printf("Proxy Status...\n\n")
for _, typ := range proxyTypes {
arrs := res[string(typ)]
if len(arrs) == 0 {
continue
}
fmt.Println(strings.ToUpper(string(typ)))
tbl := table.New("Name", "Status", "LocalAddr", "Plugin", "RemoteAddr", "Error")
for _, ps := range arrs {
tbl.AddRow(ps.Name, ps.Status, ps.LocalAddr, ps.Plugin, ps.RemoteAddr, ps.Err)
}
tbl.Print()
fmt.Println("")
}
return nil
}
func StopHandler(clientCfg *v1.ClientCommonConfig) error {
client := clientsdk.New(clientCfg.WebServer.Addr, clientCfg.WebServer.Port)
client.SetAuth(clientCfg.WebServer.User, clientCfg.WebServer.Password)
ctx, cancel := context.WithTimeout(context.Background(), adminAPITimeout)
defer cancel()
if err := client.Stop(ctx); err != nil {
return err
}
fmt.Println("stop success")
return nil
}