Files
EdgeNode/internal/nodes/toa_manager.go
2023-03-10 15:14:14 +08:00

118 lines
2.3 KiB
Go

package nodes
import (
"errors"
"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
"github.com/TeaOSLab/EdgeNode/internal/events"
"github.com/TeaOSLab/EdgeNode/internal/goman"
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
"github.com/iwind/TeaGo/Tea"
"net"
"os"
"strings"
"time"
)
var sharedTOAManager = NewTOAManager()
func init() {
if !teaconst.IsMain {
return
}
events.On(events.EventReload, func() {
err := sharedTOAManager.Run(sharedNodeConfig.TOA)
if err != nil {
remotelogs.Error("TOA", err.Error())
}
})
}
type TOAManager struct {
config *nodeconfigs.TOAConfig
pid int
conn net.Conn
}
func NewTOAManager() *TOAManager {
return &TOAManager{}
}
func (this *TOAManager) Run(config *nodeconfigs.TOAConfig) error {
this.config = config
if this.pid > 0 {
remotelogs.Println("TOA", "stopping ...")
err := this.Quit()
if err != nil {
remotelogs.Error("TOA", "quit error: "+err.Error())
}
if this.conn != nil {
_ = this.conn.Close()
}
this.conn = nil
this.pid = 0
}
if !config.IsOn {
return nil
}
binPath := Tea.Root + "/edge-toa/edge-toa" // TODO 可以做成配置
_, err := os.Stat(binPath)
if err != nil {
return err
}
remotelogs.Println("TOA", "starting ...")
remotelogs.Println("TOA", "args: "+strings.Join(config.AsArgs(), " "))
cmd := executils.NewCmd(binPath, config.AsArgs()...)
err = cmd.Start()
if err != nil {
return err
}
var process = cmd.Process()
if process == nil {
return errors.New("start failed")
}
this.pid = process.Pid
goman.New(func() {
_ = cmd.Wait()
})
return nil
}
func (this *TOAManager) Config() *nodeconfigs.TOAConfig {
return this.config
}
func (this *TOAManager) Quit() error {
return this.SendMsg("quit:0")
}
func (this *TOAManager) SendMsg(msg string) error {
if this.config == nil {
return nil
}
if this.conn != nil {
_, err := this.conn.Write([]byte(msg + "\n"))
if err != nil {
_ = this.conn.Close()
this.conn = nil
}
return err
}
conn, err := net.DialTimeout("unix", this.config.SockFile(), 1*time.Second)
if err != nil {
return err
}
this.conn = conn
_, err = this.conn.Write([]byte(msg + "\n"))
return err
}