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66 lines
1.3 KiB
66 lines
1.3 KiB
package main
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import (
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"fmt"
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"os/exec"
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"log"
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"io"
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"os"
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"errors"
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"lcthw.dev/go/ttarpit/config"
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)
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func LaunchLogger(in io.Reader, out io.Writer, err error) {
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if err != nil { log.Fatal(err) }
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go func() {
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if _, err := io.Copy(out, in)
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err != nil { log.Printf("LOGGER: %v", err) }
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}()
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}
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func LaunchProcess(proc *config.Process) {
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for {
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proc.ExecCmd = exec.Command(proc.Command, proc.Args...)
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if errors.Is(proc.ExecCmd.Err, exec.ErrDot) {
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proc.ExecCmd.Err = nil
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}
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fmt.Println("STARTING", proc.Command)
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stderr, err := proc.ExecCmd.StderrPipe();
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LaunchLogger(stderr, os.Stdout, err)
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stdout, err := proc.ExecCmd.StdoutPipe();
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LaunchLogger(stdout, os.Stdout, err)
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err = proc.ExecCmd.Start()
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if err != nil {
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log.Fatalf("FAIL %s %s err=%v", proc.Command, proc.Args, err)
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}
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fmt.Println("WAITING for", proc.Command)
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fmt.Println("SENDING READY on channel")
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proc.Ready<- "ready"
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proc.ExecCmd.Wait()
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fmt.Println("PROCESS", proc.Command, "EXITED")
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}
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}
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func main() {
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config.Load()
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fmt.Println("CONFIG:", config.Settings.ConfigPath)
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fmt.Println("COMMANDs:", config.Settings.Processes)
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for name, proc := range config.Settings.Processes {
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fmt.Println("PROCESS:", name)
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proc.Ready = make(chan string)
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go LaunchProcess(&proc)
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}
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}
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