diff options
-rw-r--r-- | README.markdown | 42 | ||||
-rw-r--r-- | lib/puppet/parser/functions/ensure_packages.rb | 27 | ||||
-rw-r--r-- | lib/puppet/parser/functions/ensure_resources.rb | 54 |
3 files changed, 113 insertions, 10 deletions
diff --git a/README.markdown b/README.markdown index 994c22e..b6ead96 100644 --- a/README.markdown +++ b/README.markdown @@ -346,7 +346,15 @@ Returns true if the argument is an array or hash that contains no elements, or a #### `ensure_packages` -Takes a list of packages and only installs them if they don't already exist. It optionally takes a hash as a second parameter to be passed as the third argument to the `ensure_resource()` function. *Type*: statement. +Takes a list of packages array/hash and only installs them if they don't already exist. It optionally takes a hash as a second parameter to be passed as the third argument to the `ensure_resource()` or `ensure_resources()` function. *Type*: statement. + +For Array: + + ensure_packages(['ksh','openssl'], {'ensure' => 'present'}) + +For Hash: + + ensure_packages({'ksh' => { enure => '20120801-1' } , 'mypackage' => { source => '/tmp/myrpm-1.0.0.x86_64.rpm', provider => "rpm" }}, {'ensure' => 'present'}) #### `ensure_resource` @@ -370,7 +378,37 @@ An array of resources can also be passed in, and each will be created with the t *Type*: statement. -#### `flatten` +#### `ensure_resources` + +Takes a resource type, title (only hash), and a hash of attributes that describe the resource(s). + +~~~ +user { 'dan': + gid => 'mygroup', + ensure => present, +} + +ensure_resources($user) +~~~ + +An hash of resources should be passed in and each will be created with the type and parameters specified if it doesn't already exist: + + ensure_resources('user', {'dan' => { gid => 'mygroup', uid => '600' } , 'alex' => { gid => 'mygroup' }}, {'ensure' => 'present'}) + +From Hiera Backend: + +~~~ +userlist: +dan: + gid: 'mygroup' +uid: '600' +alex: +gid: 'mygroup' + +ensure_resources('user', hiera_hash('userlist'), {'ensure' => 'present'}) +~~~ + +### `flatten` Flattens deeply nested arrays and returns a single flat array as a result. For example, `flatten(['a', ['b', ['c']]])` returns ['a','b','c']. *Type*: rvalue. diff --git a/lib/puppet/parser/functions/ensure_packages.rb b/lib/puppet/parser/functions/ensure_packages.rb index f1da4aa..532b702 100644 --- a/lib/puppet/parser/functions/ensure_packages.rb +++ b/lib/puppet/parser/functions/ensure_packages.rb @@ -17,18 +17,29 @@ third argument to the ensure_resource() function. raise(Puppet::ParseError, 'ensure_packages(): Requires second argument to be a Hash') end - packages = Array(arguments[0]) + if arguments[0].is_a?(Hash) + if arguments[1] + defaults = { 'ensure' => 'present' }.merge(arguments[1]) + else + defaults = { 'ensure' => 'present' } + end - if arguments[1] - defaults = { 'ensure' => 'present' }.merge(arguments[1]) + Puppet::Parser::Functions.function(:ensure_resources) + function_ensure_resources(['package', Hash(arguments[0]), defaults ]) else - defaults = { 'ensure' => 'present' } - end + packages = Array(arguments[0]) + + if arguments[1] + defaults = { 'ensure' => 'present' }.merge(arguments[1]) + else + defaults = { 'ensure' => 'present' } + end - Puppet::Parser::Functions.function(:ensure_resource) - packages.each { |package_name| - function_ensure_resource(['package', package_name, defaults ]) + Puppet::Parser::Functions.function(:ensure_resource) + packages.each { |package_name| + function_ensure_resource(['package', package_name, defaults ]) } + end end end diff --git a/lib/puppet/parser/functions/ensure_resources.rb b/lib/puppet/parser/functions/ensure_resources.rb new file mode 100644 index 0000000..30d57a8 --- /dev/null +++ b/lib/puppet/parser/functions/ensure_resources.rb @@ -0,0 +1,54 @@ +require 'puppet/parser/functions' + +Puppet::Parser::Functions.newfunction(:ensure_resources, + :type => :statement, + :doc => <<-'ENDOFDOC' +Takes a resource type, title (only hash), and a list of attributes that describe a +resource. + + user { 'dan': + gid => 'mygroup', + ensure => present, + } + +An hash of resources should be passed in and each will be created with +the type and parameters specified if it doesn't already exist. + + ensure_resources('user', {'dan' => { gid => 'mygroup', uid => '600' } , 'alex' => { gid => 'mygroup' }}, {'ensure' => 'present'}) + +From Hiera Backend: + +userlist: + dan: + gid: 'mygroup' + uid: '600' + alex: + gid: 'mygroup' + +Call: +ensure_resources('user', hiera_hash('userlist'), {'ensure' => 'present'}) + +ENDOFDOC +) do |vals| + type, title, params = vals + raise(ArgumentError, 'Must specify a type') unless type + raise(ArgumentError, 'Must specify a title') unless title + params ||= {} + + if title.is_a?(Hash) + resource_hash = Hash(title) + resources = resource_hash.keys + + Puppet::Parser::Functions.function(:ensure_resource) + resources.each { |resource_name| + if resource_hash[resource_name] + params_merged = params.merge(resource_hash[resource_name]) + else + params_merged = params + end + function_ensure_resource([ type, resource_name, params_merged ]) + } + else + raise(Puppet::ParseError, 'ensure_resources(): Requires second argument to be a Hash') + end +end |