NanamiAdmin
f6005cb324
Implement basic watchdog service for Linux systemd with: - Configuration loading - Logging system with database support - WebSocket log broadcasting - TCP server for agent communication - Project setup with Go modules
79 lines
1.8 KiB
Go
79 lines
1.8 KiB
Go
package main
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import (
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"Watchdog_Linux-systemd/postLog"
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"fmt"
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"net"
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)
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const (
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listenAddr = "127.0.0.1"
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listenPort = "10080"
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Type = "tcp"
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)
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type SoftwareInfo struct {
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Name string
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Version string
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Developer string
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BuildVer int16
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Description string
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BuildType string
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}
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var softwareInfo SoftwareInfo = SoftwareInfo{
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Name: "Watchdog_Linux-systemd",
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Version: "0.0.1",
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Developer: "Super-frpc",
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BuildVer: 1,
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Description: "Super-frpc Watchdog service for Linux systemd",
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BuildType: "Debug",
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}
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var isDebug bool
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func main() {
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loadConfig()
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if isDebug == true {
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postLog.SetDebugMode(true)
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}
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postLog.Info(fmt.Sprintf("%s %s (Build %d.%s) by %s", softwareInfo.Name, softwareInfo.Version, softwareInfo.BuildVer, softwareInfo.BuildType, softwareInfo.Developer))
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listen, err := net.Listen(Type, fmt.Sprintf("%s:%s", listenAddr, listenPort))
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if err != nil {
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postLog.Fatal(fmt.Sprintf("Failed to listen: %v, err: %v, %v", listenAddr, listenPort, err))
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}
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defer listen.Close()
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postLog.Info(fmt.Sprintf("Server is running on %s:%s", listenAddr, listenPort))
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for {
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conn, err := listen.Accept()
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if err != nil {
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postLog.Error(fmt.Sprintf("Failed to accept: %v, err: %v", conn, err))
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}
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go handleRequest(conn)
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}
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}
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func handleRequest(conn net.Conn) {
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defer conn.Close()
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buffer := make([]byte, 1024)
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n, err := conn.Read(buffer)
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if err != nil {
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postLog.Error(fmt.Sprintf("Failed to read: %v, err: %v", conn, err))
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return
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}
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recvMsg := string(buffer[:n])
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postLog.Debug(fmt.Sprintf("Received: %v", recvMsg))
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responseMsg := ""
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if recvMsg == "watchdogAgentConnectionTest" {
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responseMsg = "success"
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} else {
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responseMsg = "error: unknown message"
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}
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if _, err := conn.Write([]byte(responseMsg)); err != nil {
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postLog.Error(fmt.Sprintf("Failed to write: %v, err: %v", conn, err))
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}
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}
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