Class: Wheneverd::Systemd::Systemctl

Inherits:
Object
  • Object
show all
Defined in:
lib/wheneverd/systemd/systemctl.rb

Overview

Thin wrapper around systemctl that raises on non-zero exit status.

Class Method Summary collapse

Class Method Details

.run(*args, user: true) ⇒ Array(String, String)

Run systemctl and return stdout/stderr.

Parameters:

  • args (Array<String>)
  • user (Boolean) (defaults to: true) —

    use --user (default: true)

Returns:

  • (Array(String, String)) —

    stdout and stderr

Raises:



15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/wheneverd/systemd/systemctl.rb', line 15

def self.run(*args, user: true)
  cmd = ["systemctl"]
  cmd << "--user" if user
  cmd << "--no-pager"
  cmd.concat(args.flatten.map(&:to_s))

  stdout, stderr, status = Open3.capture3(*cmd)
  raise SystemctlError, format_error(cmd, status, stdout, stderr) unless status.success?

  [stdout, stderr]
end