82 lines
1.4 KiB
Go
82 lines
1.4 KiB
Go
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package main
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import (
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"fmt"
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"log"
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"os"
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"os/exec"
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"filelistener/cfg"
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"github.com/fsnotify/fsnotify"
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)
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func main() {
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isProd := os.Getenv("ENV") == "prod"
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config := cfg.NewConfig(isProd)
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// Create new watcher.
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watcher, err := fsnotify.NewWatcher()
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if err != nil {
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log.Fatal(err)
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}
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defer watcher.Close()
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// Start listening for events.
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go func() {
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for {
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select {
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case event, ok := <-watcher.Events:
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if !ok {
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log.Printf("<-watcher.Events: %s\n", err)
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return
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}
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if !event.Has(fsnotify.Write) {
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log.Printf("is not Write: %s\n", event.Name)
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continue
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}
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if err := deploy(config.ScriptBinaryPath, config.WebhookScriptPath); err != nil {
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log.Printf("deploy: %s\n", err)
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continue
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}
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case err, ok := <-watcher.Errors:
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if !ok {
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return
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}
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log.Printf("<-watcher.Errors: %s\n", err)
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}
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}
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}()
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// Add a path.
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err = watcher.Add(config.FileToWatchPath)
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if err != nil {
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log.Fatal(err)
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}
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// Block main goroutine forever.
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<-make(chan struct{})
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}
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func deploy(binaryPath, scriptPath string) error {
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err := execute(binaryPath, scriptPath)
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if err != nil {
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return fmt.Errorf("execute: %s", err)
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}
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log.Println("deploy done")
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return nil
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}
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func execute(binaryPath, scriptPath string) error {
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cmd := exec.Command(binaryPath, scriptPath)
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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if err := cmd.Run(); err != nil {
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return fmt.Errorf("cmd.Run %s", err)
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}
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return nil
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}
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