89 lines
1.5 KiB
Go
89 lines
1.5 KiB
Go
package main
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import (
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"fmt"
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"github.com/dballard/warren/lib/warren"
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"log"
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"net"
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"os"
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"os/signal"
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"strings"
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"syscall"
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)
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type SockCommand struct {
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warren.Command
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Run func(cmd *SockCommand, c net.Conn, args ...string)
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}
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func (cmd *SockCommand) GetName() string {
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return cmd.Name
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}
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func (cmd *SockCommand) Exec(c net.Conn, args []string) {
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cmd.Flag.Usage = func() {
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// helpFunc(c, c.Name)
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}
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cmd.Flag.Parse(args)
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cmd.Run(cmd, c, cmd.Flag.Args()...)
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}
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func sockCmdHandle(c net.Conn) {
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defer c.Close()
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fmt.Println("cmdHandle")
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data, err := warren.ReadStringz(c)
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if err != nil {
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fmt.Println(err)
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return
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}
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fmt.Println("cmdHandle got command:", string(data))
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// BAD: TODO: handle quotes "
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var args = strings.Split(" ", data)
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// parse args
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var icmd = warren.GetCommand(args[0])
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// get and run cmd
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if icmd == nil {
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c.Write([]byte("Unknown command " + args[0]))
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// usage ?
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return
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}
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icmd.(*SockCommand).Exec(c, args[1:])
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c.Write([]byte("echo: " + data))
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}
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func main() {
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warren.RegisterCommand(statusCmd)
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cmdSock, err := net.Listen(warren.CmdSockType(), warren.CmdSockAddr())
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defer cmdSock.Close()
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if err != nil {
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log.Fatal("Listen on sock error:", err)
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}
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// Handle signals
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c := make(chan os.Signal, 1)
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signal.Notify(c,
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syscall.SIGINT,
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syscall.SIGTERM,
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syscall.SIGQUIT,
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syscall.SIGHUP,
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)
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go func() {
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_ = <-c
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cmdSock.Close()
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}()
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for {
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fd, err := cmdSock.Accept()
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fmt.Println("accept")
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if err != nil {
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log.Fatal("accpet error:", err)
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}
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go sockCmdHandle(fd)
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}
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}
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