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cliconfig.go
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cliconfig.go
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/*
Nging is a toolbox for webmasters
Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package config
import (
"context"
"errors"
"io"
stdLog "log"
"os"
"os/exec"
"path/filepath"
"strings"
"github.com/admpub/log"
"github.com/admpub/nging/application/cmd/event"
"github.com/admpub/nging/application/library/caddy"
"github.com/admpub/nging/application/library/cron"
"github.com/admpub/nging/application/library/frp"
"github.com/spf13/pflag"
"github.com/webx-top/com"
"github.com/webx-top/echo"
)
func NewCLIConfig() *CLIConfig {
return &CLIConfig{cmds: map[string]*exec.Cmd{}}
}
type CLIConfig struct {
BackendDomain string //前台绑定域名
FrontendDomain string //后台绑定域名
Address string //监听IP地址
Port int //监听端口
Conf string
Confx string
Type string //启动类型: webserver/ftpserver/manager
Startup string //manager启动时同时启动的服务,可选的有webserver/ftpserver,如有多个需用半角逗号“,”隔开
cmds map[string]*exec.Cmd
caddyCh *com.CmdChanReader
}
func (c *CLIConfig) InitFlag(flagSet *pflag.FlagSet) {
flagSet.StringVarP(&c.Address, `address`, `a`, `0.0.0.0`, `address`)
flagSet.IntVarP(&c.Port, `port`, `p`, 9999, `port`)
flagSet.StringVarP(&c.Conf, `config`, `c`, filepath.Join(echo.Wd(), `config/config.yaml`), `config`)
flagSet.StringVarP(&c.Confx, `subconfig`, `u`, filepath.Join(echo.Wd(), `config/config.frpserver.yaml`), `submodule config`)
flagSet.StringVarP(&c.Type, `type`, `t`, `manager`, `operation type`)
flagSet.StringVarP(&c.Startup, `startup`, `s`, `webserver,task,daemon,ftpserver,frpserver,frpclient`, `startup`)
flagSet.StringVarP(&c.FrontendDomain, `frontenddomain`, `f`, ``, `frontend domain`)
flagSet.StringVarP(&c.BackendDomain, `backenddomain`, `b`, ``, `backend domain`)
}
func (c *CLIConfig) OnlyRunServer() bool {
switch c.Type {
case `webserver`:
caddy.TrapSignals()
c.ParseConfig()
DefaultConfig.Caddy.Init().Start()
return true
case `ftpserver`:
c.ParseConfig()
DefaultConfig.FTP.Init().Start()
return true
case `frpserver`:
id := c.GenerateIDFromConfigFileName(c.Confx)
err := frp.StartServerByConfigFile(c.Confx, c.FRPPidFile(id, true))
if err != nil {
stdLog.Println(err)
os.Exit(1)
}
return true
case `frpclient`:
id := c.GenerateIDFromConfigFileName(c.Confx)
err := frp.StartClientByConfigFile(c.Confx, c.FRPPidFile(id, false))
if err != nil {
stdLog.Println(err)
os.Exit(1)
}
return true
default:
if c.Type == `official` || !event.SupportManager {
c.Startup = `none`
return false
}
}
return false
}
func (c *CLIConfig) ParseConfig() {
err := ParseConfig()
if err != nil {
if os.IsNotExist(err) {
panic(err)
}
if IsInstalled() {
MustOK(err)
} else {
log.Error(err)
}
}
}
//RunStartup manager启动时同时启动的服务
func (c *CLIConfig) RunStartup() {
c.ParseConfig()
c.Startup = strings.TrimSpace(c.Startup)
if len(c.Startup) < 1 || !IsInstalled() {
return
}
for _, serverType := range strings.Split(c.Startup, `,`) {
serverType = strings.TrimSpace(serverType)
switch serverType {
case `webserver`:
if err := DefaultCLIConfig.CaddyRestart(); err != nil {
log.Error(err)
}
case `ftpserver`:
if err := DefaultCLIConfig.FTPRestart(); err != nil {
log.Error(err)
}
case `task`, `cron`: // 继续上次任务
if err := cron.InitJobs(context.Background()); err != nil {
log.Error(err)
}
case `daemon`:
RunDaemon()
case `frpserver`:
if err := DefaultCLIConfig.FRPRestart(); err != nil {
log.Error(err)
}
case `frpclient`:
if err := DefaultCLIConfig.FRPClientRestart(); err != nil {
log.Error(err)
}
}
}
}
func (c *CLIConfig) CmdGroupStop(groupName string) error {
if c.cmds == nil {
return nil
}
groupName += `.`
var err error
for key, cmd := range c.cmds {
if !strings.HasPrefix(key, groupName) {
continue
}
err := c.Kill(cmd)
if err != nil {
log.Error(err)
}
}
return err
}
func (c *CLIConfig) CmdHasGroup(groupName string) bool {
if c.cmds == nil {
return false
}
groupName += `.`
for key := range c.cmds {
if !strings.HasPrefix(key, groupName) {
continue
}
return true
}
return false
}
func (c *CLIConfig) CmdGet(typeName string) *exec.Cmd {
if c.cmds == nil {
return nil
}
cmd, _ := c.cmds[typeName]
return cmd
}
func (c *CLIConfig) CmdStop(typeName string) error {
cmd := c.CmdGet(typeName)
if cmd == nil {
return nil
}
return c.Kill(cmd)
}
func (c *CLIConfig) CmdSendSignal(typeName string, sig os.Signal) error {
cmd := c.CmdGet(typeName)
if cmd == nil {
return nil
}
if cmd.Process == nil {
return nil
}
err := cmd.Process.Signal(sig)
if err != nil && (cmd.ProcessState == nil || cmd.ProcessState.Exited()) {
err = nil
}
return err
}
func (c *CLIConfig) Kill(cmd *exec.Cmd) error {
return com.CloseProcessFromCmd(cmd)
}
var ErrCmdNotRunning = errors.New(`command is not running`)
func (c *CLIConfig) SetLogWriter(cmdType string, writer ...io.Writer) error {
if c.cmds == nil {
return ErrCmdNotRunning
}
cmd, ok := c.cmds[cmdType]
if !ok || cmd == nil {
return ErrCmdNotRunning
}
var wOut, wErr io.Writer
length := len(writer)
if length > 0 {
wOut = writer[0]
if length > 1 {
wErr = writer[1]
} else {
wErr = wOut
}
} else {
wOut = os.Stdout
wErr = os.Stderr
}
cmd.Stdout = wOut
cmd.Stderr = wErr
return nil
}
func (c *CLIConfig) IsRunning(ct string) bool {
if c.cmds == nil {
return false
}
cmd, ok := c.cmds[ct]
if !ok {
return false
}
return CmdIsRunning(cmd)
}
func (c *CLIConfig) Reload(cts ...string) error {
for _, ct := range cts {
switch ct {
case `caddy`:
if c.IsRunning(`caddy`) {
c.CaddyReload()
}
case `ftp`:
if c.IsRunning(`ftp`) {
c.FTPRestart()
}
default:
for _, prefix := range []string{`frpserver.`, `frpclient.`} {
if strings.HasPrefix(ct, prefix) {
if c.IsRunning(ct) {
c.FRPRestartID(strings.TrimPrefix(ct, prefix))
}
}
}
}
}
return nil
}