frp/models/config/client_common.go

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// Copyright 2016 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 config
import (
"fmt"
"os"
"strconv"
"strings"
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ini "github.com/vaughan0/go-ini"
)
// client common config
type ClientCommonConf struct {
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ServerAddr string `json:"server_addr"`
ServerPort int `json:"server_port"`
HttpProxy string `json:"http_proxy"`
LogFile string `json:"log_file"`
LogWay string `json:"log_way"`
LogLevel string `json:"log_level"`
LogMaxDays int64 `json:"log_max_days"`
DisableLogColor bool `json:"disable_log_color"`
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Token string `json:"token"`
AdminAddr string `json:"admin_addr"`
AdminPort int `json:"admin_port"`
AdminUser string `json:"admin_user"`
AdminPwd string `json:"admin_pwd"`
PoolCount int `json:"pool_count"`
TcpMux bool `json:"tcp_mux"`
User string `json:"user"`
DnsServer string `json:"dns_server"`
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LoginFailExit bool `json:"login_fail_exit"`
Start map[string]struct{} `json:"start"`
Protocol string `json:"protocol"`
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TLSEnable bool `json:"tls_enable"`
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HeartBeatInterval int64 `json:"heartbeat_interval"`
HeartBeatTimeout int64 `json:"heartbeat_timeout"`
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}
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func GetDefaultClientConf() *ClientCommonConf {
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return &ClientCommonConf{
ServerAddr: "0.0.0.0",
ServerPort: 7000,
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HttpProxy: os.Getenv("http_proxy"),
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LogFile: "console",
LogWay: "console",
LogLevel: "info",
LogMaxDays: 3,
DisableLogColor: false,
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Token: "",
AdminAddr: "127.0.0.1",
AdminPort: 0,
AdminUser: "",
AdminPwd: "",
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PoolCount: 1,
TcpMux: true,
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User: "",
DnsServer: "",
LoginFailExit: true,
Start: make(map[string]struct{}),
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Protocol: "tcp",
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TLSEnable: false,
HeartBeatInterval: 30,
HeartBeatTimeout: 90,
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}
}
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func UnmarshalClientConfFromIni(defaultCfg *ClientCommonConf, content string) (cfg *ClientCommonConf, err error) {
cfg = defaultCfg
if cfg == nil {
cfg = GetDefaultClientConf()
}
conf, err := ini.Load(strings.NewReader(content))
if err != nil {
err = fmt.Errorf("parse ini conf file error: %v", err)
return nil, err
}
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var (
tmpStr string
ok bool
v int64
)
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if tmpStr, ok = conf.Get("common", "server_addr"); ok {
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cfg.ServerAddr = tmpStr
}
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if tmpStr, ok = conf.Get("common", "server_port"); ok {
v, err = strconv.ParseInt(tmpStr, 10, 64)
if err != nil {
err = fmt.Errorf("Parse conf error: invalid server_port")
return
}
cfg.ServerPort = int(v)
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}
if tmpStr, ok = conf.Get("common", "disable_log_color"); ok && tmpStr == "true" {
cfg.DisableLogColor = true
}
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if tmpStr, ok = conf.Get("common", "http_proxy"); ok {
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cfg.HttpProxy = tmpStr
}
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if tmpStr, ok = conf.Get("common", "log_file"); ok {
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cfg.LogFile = tmpStr
if cfg.LogFile == "console" {
cfg.LogWay = "console"
} else {
cfg.LogWay = "file"
}
}
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if tmpStr, ok = conf.Get("common", "log_level"); ok {
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cfg.LogLevel = tmpStr
}
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if tmpStr, ok = conf.Get("common", "log_max_days"); ok {
if v, err = strconv.ParseInt(tmpStr, 10, 64); err == nil {
cfg.LogMaxDays = v
}
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}
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if tmpStr, ok = conf.Get("common", "token"); ok {
cfg.Token = tmpStr
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}
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if tmpStr, ok = conf.Get("common", "admin_addr"); ok {
cfg.AdminAddr = tmpStr
}
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if tmpStr, ok = conf.Get("common", "admin_port"); ok {
if v, err = strconv.ParseInt(tmpStr, 10, 64); err == nil {
cfg.AdminPort = int(v)
} else {
err = fmt.Errorf("Parse conf error: invalid admin_port")
return
}
}
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if tmpStr, ok = conf.Get("common", "admin_user"); ok {
cfg.AdminUser = tmpStr
}
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if tmpStr, ok = conf.Get("common", "admin_pwd"); ok {
cfg.AdminPwd = tmpStr
}
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if tmpStr, ok = conf.Get("common", "pool_count"); ok {
if v, err = strconv.ParseInt(tmpStr, 10, 64); err == nil {
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cfg.PoolCount = int(v)
}
}
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if tmpStr, ok = conf.Get("common", "tcp_mux"); ok && tmpStr == "false" {
cfg.TcpMux = false
} else {
cfg.TcpMux = true
}
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if tmpStr, ok = conf.Get("common", "user"); ok {
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cfg.User = tmpStr
}
if tmpStr, ok = conf.Get("common", "dns_server"); ok {
cfg.DnsServer = tmpStr
}
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if tmpStr, ok = conf.Get("common", "start"); ok {
proxyNames := strings.Split(tmpStr, ",")
for _, name := range proxyNames {
cfg.Start[strings.TrimSpace(name)] = struct{}{}
}
}
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if tmpStr, ok = conf.Get("common", "login_fail_exit"); ok && tmpStr == "false" {
cfg.LoginFailExit = false
} else {
cfg.LoginFailExit = true
}
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if tmpStr, ok = conf.Get("common", "protocol"); ok {
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// Now it only support tcp and kcp and websocket.
if tmpStr != "tcp" && tmpStr != "kcp" && tmpStr != "websocket" {
err = fmt.Errorf("Parse conf error: invalid protocol")
return
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}
cfg.Protocol = tmpStr
}
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if tmpStr, ok = conf.Get("common", "tls_enable"); ok && tmpStr == "true" {
cfg.TLSEnable = true
} else {
cfg.TLSEnable = false
}
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if tmpStr, ok = conf.Get("common", "heartbeat_timeout"); ok {
if v, err = strconv.ParseInt(tmpStr, 10, 64); err != nil {
err = fmt.Errorf("Parse conf error: invalid heartbeat_timeout")
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return
} else {
cfg.HeartBeatTimeout = v
}
}
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if tmpStr, ok = conf.Get("common", "heartbeat_interval"); ok {
if v, err = strconv.ParseInt(tmpStr, 10, 64); err != nil {
err = fmt.Errorf("Parse conf error: invalid heartbeat_interval")
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return
} else {
cfg.HeartBeatInterval = v
}
}
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return
}
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func (cfg *ClientCommonConf) Check() (err error) {
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if cfg.HeartBeatInterval <= 0 {
err = fmt.Errorf("Parse conf error: invalid heartbeat_interval")
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return
}
if cfg.HeartBeatTimeout < cfg.HeartBeatInterval {
err = fmt.Errorf("Parse conf error: invalid heartbeat_timeout, heartbeat_timeout is less than heartbeat_interval")
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return
}
return
}