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61 lines
1.1 KiB
61 lines
1.1 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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"sync"
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"lcthw.dev/learn-code-the-hard-way/ozai/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); err != nil {
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log.Fatal(err)
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}
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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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var wg sync.WaitGroup
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for name, proc := range config.Settings.Processes {
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fmt.Println("PROCESS:", name)
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wg.Add(1)
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go func() {
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defer wg.Done()
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for {
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fmt.Println("STARTING", name)
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cmd := exec.Command(proc.Command, proc.Args...)
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if errors.Is(cmd.Err, exec.ErrDot) {
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cmd.Err = nil
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}
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stderr, err := cmd.StderrPipe();
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LaunchLogger(stderr, os.Stdout, err)
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stdout, err := cmd.StdoutPipe();
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LaunchLogger(stdout, os.Stdout, err)
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cmd.Run()
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fmt.Println("WAITING for", name)
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cmd.Wait()
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fmt.Println("PROC", name, "EXITED SEND QUIT")
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}
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}()
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}
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wg.Wait()
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}
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