Class: OsCtld::ContainerControl::Commands::Runscript::Frontend
- Includes:
- Utils::Runscript::Frontend
- Defined in:
- lib/osctld/container_control/commands/runscript.rb
Instance Attribute Summary
Attributes inherited from Frontend
Instance Method Summary collapse
- #copy_script(src, stdin) ⇒ Object protected
-
#execute(opts) ⇒ Integer
Exit status.
Methods included from Utils::Runscript::Frontend
#add_network_opts, #cleanup_init_script, #init_script, #unlink_file
Methods inherited from Frontend
#exec_runner, #fork_runner, #initialize
Constructor Details
This class inherits a constructor from OsCtld::ContainerControl::Frontend
Instance Method Details
#copy_script(src, stdin) ⇒ Object (protected)
[View source]
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# File 'lib/osctld/container_control/commands/runscript.rb', line 77 def copy_script(src, stdin) script = Tempfile.create(['.runscript', '.sh'], ct.get_run_conf.rootfs) script.chmod(0o500) if src.nil? IO.copy_stream(stdin, script) stdin.close else File.open(src, 'r') { |f| IO.copy_stream(f, script) } end script.close script end |
#execute(opts) ⇒ Integer
Returns exit status.
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# File 'lib/osctld/container_control/commands/runscript.rb', line 27 def execute(opts) runner_opts = { args: opts[:args] } mode = if ct.running? :running elsif !ct.running? && opts[:run] && opts[:network] :run_network elsif !ct.running? && opts[:run] :run else raise ContainerControl::Error, 'container not running' end add_network_opts(runner_opts) if opts[:network] script = copy_script(opts[:script], opts[:stdin]) runner_opts[:script] = File.join('/', File.basename(script.path)) if %i[run run_network].include?(mode) ct.ensure_run_conf # Remove any left-over temporary mounts ct.mounts.prune # Pre-start distconfig hook DistConfig.run(ct.run_conf, :pre_start) end ret = exec_runner( args: [mode, runner_opts], stdin: opts[:script].nil? ? nil : opts[:stdin], stdout: opts[:stdout], stderr: opts[:stderr], reset_subtree_control: mode != :running ) ret.ok? ? ret.data : ret ensure if script script.close unlink_file(script.path) end cleanup_init_script end |