Make Exec['again'] optional. As a result puppet-common is optional.

Although if you remove all the features, it's not as awesome anymore :)

DOCUMENTATION.md

@@ -512,6 +512,9 @@ Whether to use _fping_ or not to help with ensuring the required hosts are
 available before doing certain types of operations. Optional, but recommended.
 Boolean value.
 
+####`again`
+Do you want to use _Exec['again']_ ? This helps build your cluster quickly!
+
 ####`baseport`
 Specify the base port option as used in the glusterd.vol file. This is useful
 if the default port range of GlusterFS conflicts with the ports used for
@@ -680,6 +683,9 @@ place to stop this. In general, you probably don't ever want to touch this.
 Do you want to allow Puppet-Gluster to do dangerous things? You have to set
 this to _true_ to allow Puppet-Gluster to _fdisk_ and _mkfs_ your file system.
 
+####`again`
+Do you want to use _Exec['again']_ ? This helps build your cluster quickly!
+
 ####`comment`
 Add any comment you want. This is also occasionally used internally to do magic
 things.
@@ -732,6 +738,9 @@ Do we want to include ping checks with _fping_?
 ####`settle`
 Do we want to run settle checks?
 
+####`again`
+Do you want to use _Exec['again']_ ? This helps build your cluster quickly!
+
 ####`start`
 Requested state for the volume. Valid values include: _true_ (start), _false_
 (stop), or _undef_ (un-managed start/stop state).

manifests/brick.pp

@@ -36,10 +36,13 @@
 	$xfs_nobarrier = false,
 	$force = false,			# if true, this will overwrite any xfs fs it sees, useful for rebuilding gluster and wiping data. NOTE: there are other safeties in place to stop this.
 	$areyousure = false,		# do you allow puppet to do dangerous things ?
+	$again = true,			# do we want to use Exec['again'] ?
 	$comment = ''
 ) {
 	include gluster::brick::base
-	include gluster::again
+	if $again {
+		include gluster::again
+	}
 	include gluster::vardir
 
 	#$vardir = $::gluster::vardir::module_vardir	# with trailing slash
@@ -405,7 +408,10 @@
 				command => '/bin/true',	# do nothing but notify
 				logoutput => on_failure,
 				onlyif => "/usr/bin/test -z '${valid_fsuuid}'",
-				notify => Common::Again::Delta['gluster-exec-again'],
+				notify => $again ? {
+					false => undef,
+					default => Common::Again::Delta['gluster-exec-again'],
+				},
 				# this (optional) require makes it more logical
 				require => File["${vardir}/brick/fsuuid/"],
 			}

manifests/simple.pp

@@ -32,6 +32,7 @@
 	$brick_params_defaults = [],	# array of hashes to use as brick count
 	$setgroup = '',		# pick a volume property group to set, eg: virt
 	$ping = true,	# use fping or not?
+	$again = true,	# do we want to use Exec['again'] ?
 	$baseport = '',	# specify base port option as used in glusterd.vol file
 	$rpcauthallowinsecure = false,	# needed in some setups in glusterd.vol
 	$shorewall = true
@@ -66,13 +67,10 @@
 
 	# if this is a hash, then it's used as the defaults for all the bricks!
 	validate_hash($brick_param_defaults)
-	# in someone explicitly added this value, then don't overwrite it...
-	if has_key($brick_param_defaults, 'areyousure') {
-		$valid_brick_param_defaults = $brick_param_defaults
-	} else {
-		$areyousure = {areyousure => true}
-		$valid_brick_param_defaults = merge($brick_param_defaults, $areyousure)
-	}
+	# if someone explicitly added this value, then don't overwrite it...
+	$areyousure = {'areyousure' => true}
+	$againhash = {'again' => $again}	# pass through the $again value
+	$valid_brick_param_defaults = merge($areyousure, $againhash, $brick_param_defaults)
 
 	# if this is an array, then each element is the default for each brick!
 	# if this is an array, then the number of elements is the brick count!!
@@ -175,6 +173,7 @@
 		bricks => true,			# automatic brick collection...
 		ping => $ping,
 		start => true,
+		again => $again,
 	}
 	Gluster::Volume <<||>>
 

manifests/volume.pp

@@ -27,10 +27,13 @@
 	$vip = '',		# vip of the cluster (optional but recommended)
 	$ping = true,		# do we want to include fping checks ?
 	$settle = true,		# do we want to run settle checks ?
+	$again = true,		# do we want to use Exec['again'] ?
 	$start = undef		# start volume ? true, false (stop it) or undef
 ) {
 	include gluster::xml
-	include gluster::again
+	if $again {
+		include gluster::again
+	}
 	include gluster::vardir
 	include gluster::volume::base
 	if $ping {
@@ -230,7 +233,10 @@
 		logoutput => on_failure,
 		unless => "/usr/sbin/gluster volume list | /bin/grep -qxF '${name}' -",	# reconnect if it doesn't exist
 		onlyif => sprintf("/usr/sbin/gluster peer status --xml | ${vardir}/xml.py stuck %s", $others),
-		notify => Common::Again::Delta['gluster-exec-again'],
+		notify => $again ? {
+			false => undef,
+			default => Common::Again::Delta['gluster-exec-again'],
+		},
 		require => [
 			Service['glusterd'],
 			File["${vardir}/xml.py"],	# stuck check
@@ -254,7 +260,10 @@
 		# this notify is the first to kick off the 2nd step! it
 		# was put here after a process of elimination, and this
 		# location makes a lot of sense: on change exec[again]!
-		notify => Common::Again::Delta['gluster-exec-again'],
+		notify => $again ? {
+			false => undef,
+			default => Common::Again::Delta['gluster-exec-again'],
+		},
 		require => File["${vardir}/volume/"],
 	}
 
@@ -295,7 +304,10 @@
 				unless => "/usr/sbin/gluster volume status ${name}",	# returns false if stopped
 				notify => $shorewall ? {
 					false => undef,
-					default => Common::Again::Delta['gluster-exec-again'],
+					default => $again ? {
+						false => undef,
+						default => Common::Again::Delta['gluster-exec-again'],
+					},
 				},
 				require => $settled ? {	# require if type exists
 					false => undef,
@@ -411,7 +423,10 @@
 			# difference to record, or the sequence hasn't settled
 			# we also check that we have our minimum settle count!
 			onlyif => "/usr/bin/test ! -e '${watchfile}' || ${diff} || /usr/bin/test '1' != '${one}' || /usr/bin/test ${watch_trim_size} -lt ${settle_count}",
-			notify => Common::Again::Delta['gluster-exec-again'],
+			notify => $again ? {
+				false => undef,
+				default => Common::Again::Delta['gluster-exec-again'],
+			},
 			require => [
 				File["${vardir}/volume/fsm/${name}/"],
 				# easy way to ensure the transition types don't need to