41 lines
828 B
Go
41 lines
828 B
Go
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package cmd
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import (
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"fmt"
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"os"
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"os/exec"
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"github.com/urfave/cli/v2"
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)
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// The function defines a CLI command to stop a server by reading a lock file, killing the process with
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// the corresponding PID, and removing the lock file.
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func StopCmd() *cli.Command {
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return &cli.Command{
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Name: "stop",
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Usage: "stop server",
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Action: func(c *cli.Context) error {
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appName := c.App.Name
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lockFile := fmt.Sprintf("%s.lock", appName)
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pid, err := os.ReadFile(lockFile)
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if err != nil {
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return err
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}
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command := exec.Command("kill", string(pid))
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err = command.Start()
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if err != nil {
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return err
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}
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err = os.Remove(lockFile)
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if err != nil {
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return fmt.Errorf("can't remove %s.lock. %s", appName, err.Error())
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}
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fmt.Printf("service %s stopped \n", appName)
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return nil
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},
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}
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}
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