frp/cmd/frps/root.go

118 lines
3.0 KiB
Go

// Copyright 2018 fatedier, fatedier@gmail.com
//
// 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 main
import (
"context"
"fmt"
"os"
"github.com/spf13/cobra"
"github.com/fatedier/frp/pkg/config"
v1 "github.com/fatedier/frp/pkg/config/v1"
"github.com/fatedier/frp/pkg/config/v1/validation"
"github.com/fatedier/frp/pkg/util/log"
"github.com/fatedier/frp/pkg/util/version"
"github.com/fatedier/frp/server"
)
var (
cfgFile string
showVersion bool
strictConfigMode bool
serverCfg v1.ServerConfig
)
func init() {
rootCmd.PersistentFlags().StringVarP(&cfgFile, "config", "c", "", "config file of frps")
rootCmd.PersistentFlags().BoolVarP(&showVersion, "version", "v", false, "version of frps")
rootCmd.PersistentFlags().BoolVarP(&strictConfigMode, "strict_config", "", true, "strict config parsing mode, unknown fields will cause errors")
config.RegisterServerConfigFlags(rootCmd, &serverCfg)
}
var rootCmd = &cobra.Command{
Use: "frps",
Short: "frps is the server of frp (https://github.com/fatedier/frp)",
RunE: func(cmd *cobra.Command, args []string) error {
if showVersion {
fmt.Println(version.Full())
return nil
}
var (
svrCfg *v1.ServerConfig
isLegacyFormat bool
err error
)
if cfgFile != "" {
svrCfg, isLegacyFormat, err = config.LoadServerConfig(cfgFile, strictConfigMode)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if isLegacyFormat {
fmt.Printf("WARNING: ini format is deprecated and the support will be removed in the future, " +
"please use yaml/json/toml format instead!\n")
}
} else {
serverCfg.Complete()
svrCfg = &serverCfg
}
warning, err := validation.ValidateServerConfig(svrCfg)
if warning != nil {
fmt.Printf("WARNING: %v\n", warning)
}
if err != nil {
fmt.Println(err)
os.Exit(1)
}
if err := runServer(svrCfg); err != nil {
fmt.Println(err)
os.Exit(1)
}
return nil
},
}
func Execute() {
rootCmd.SetGlobalNormalizationFunc(config.WordSepNormalizeFunc)
if err := rootCmd.Execute(); err != nil {
os.Exit(1)
}
}
func runServer(cfg *v1.ServerConfig) (err error) {
log.InitLogger(cfg.Log.To, cfg.Log.Level, int(cfg.Log.MaxDays), cfg.Log.DisablePrintColor)
if cfgFile != "" {
log.Infof("frps uses config file: %s", cfgFile)
} else {
log.Infof("frps uses command line arguments for config")
}
svr, err := server.NewService(cfg)
if err != nil {
return err
}
log.Infof("frps started successfully")
svr.Run(context.Background())
return
}