exec.pp
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exec.pp
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	#
	# A define which executes a command inside a container.
	#
	define docker::exec(
	Optional[Boolean] $detach = false,
	Optional[Boolean] $interactive = false,
	Optional[Boolean] $tty = false,
	Optional[String] $container = undef,
	Optional[String] $command = undef,
	Optional[String] $unless = undef,
	Optional[Boolean] $sanitise_name = true,
	Optional[Boolean] $refreshonly = false,
	Optional[String] $onlyif = undef,
	) {
	include docker::params

	$docker_command = $docker::params::docker_command

	$docker_exec_flags = docker_exec_flags({
	detach => $detach,
	interactive => $interactive,
	tty => $tty,
	})


	if $sanitise_name {
	$sanitised_container = regsubst($container, '[^0-9A-Za-z.\-_]', '-', 'G')
	} else {
	$sanitised_container = $container
	}
	$exec = "${docker_command} exec ${docker_exec_flags} ${sanitised_container} ${command}"
	$unless_command = $unless ? {
	undef => undef,
	'' => undef,
	default => "${docker_command} exec ${docker_exec_flags} ${sanitised_container} ${$unless}",
	}
	$onlyif_command = $onlyif ? {
	undef => undef,
	'' => undef,
	'running' => "${docker_command} ps --no-trunc --format='table {{.Names}}' \| grep '^${sanitised_container}$'",
	default => $onlyif
	}

	exec { $exec:
	environment => 'HOME=/root',
	onlyif => $onlyif_command,
	path => ['/bin', '/usr/bin'],
	refreshonly => $refreshonly,
	timeout => 0,
	unless => $unless_command,
	}
	}