Add group_members attribute and group recipe, closes #63

README.md

@@ -52,6 +52,7 @@ bind_uri | TCP URI docker should bind | String | nil
 container_cmd_timeout | container LWRP default cmd_timeout seconds | Fixnum | 60
 container_init_type | Init type for docker containers (nil, "systemd", or "upstart") | NilClass or String | `node['docker']['init_type']`
 docker_daemon_timeout | Timeout to wait for the docker daemon to start in seconds | Fixnum | 10
+group_members | Manage docker group members | Array of Strings | []
 http_proxy | HTTP_PROXY environment variable | String | nil
 image_cmd_timeout | image LWRP default cmd_timeout seconds | Fixnum | 300
 init_type | Init type for docker ("systemd", "sysv", or "upstart") | String | auto-detected (see attributes/default.rb)
@@ -97,6 +98,7 @@ url | Repository URL for docker source | String | "https://github.com/dotcloud/d
 * `recipe[docker::binary]` Installs Docker binary
 * `recipe[docker::cgroups]` Installs/configures default platform Control Groups support
 * `recipe[docker::devmapper]` Installs/Configures Device Mapper
+* `recipe[docker::group]` Installs/Configures docker group
 * `recipe[docker::lxc]` Installs/configures default platform LXC support
 * `recipe[docker::package]` Installs Docker via package
 * `recipe[docker::source]` Installs Docker via source

attributes/default.rb

@@ -12,6 +12,7 @@
 default['docker']['bind_uri'] = nil
 default['docker']['container_cmd_timeout'] = 60
 default['docker']['docker_daemon_timeout'] = 10
+default['docker']['group_members'] = []
 default['docker']['http_proxy'] = nil
 default['docker']['image_cmd_timeout'] = 300
 default['docker']['registry_cmd_timeout'] = 60

metadata.rb

@@ -10,6 +10,7 @@
 recipe            'docker::binary', 'Installs Docker binary'
 recipe            'docker::cgroups', 'Installs/configures default platform Control Groups support'
 recipe            'docker::devmapper', 'Installs/Configures Device Mapper'
+recipe            'docker::group', 'Installs/Configures docker group'
 recipe            'docker::lxc', 'Installs/configures default platform LXC support'
 recipe            'docker::package', 'Installs Docker via package'
 recipe            'docker::source', 'Installs Docker via source'

recipes/default.rb

@@ -23,4 +23,5 @@
 end
 
 include_recipe "docker::#{node['docker']['install_type']}"
+include_recipe 'docker::group' unless node['docker']['group_members'].empty?
 include_recipe "docker::#{node['docker']['init_type']}"

recipes/group.rb

@@ -0,0 +1,4 @@
+group 'docker' do
+  members node['docker']['group_members']
+  action [:create, :manage]
+end