Docker 0.10.0: Add support for --env-file to load environment variabl…

…es from files, closes #119

CHANGELOG.md

@@ -24,6 +24,7 @@ Attributes now available for all docker daemon flags as well as system IP forwar
 * REMOVED: container_dns* attributes (use replacement dns* attributes on daemon for all containers or docker_container dns* attributes instead)
 * DEPRECATED: bind_* attributes to match docker terminology (use host attribute instead)
 * Enhancement: [#115][]: Add IP forwarding attributes
+* Enhancement: [#119][]: Docker 0.10.0: Add support for --env-file to load environment variables from files
 * Enhancement: [#124][]: Add all docker daemon options as attributes
 * Enhancement: [#125][]: Use dns* attributes to set docker daemon options, not defaults per-container
 * Enhancement: [#128][]: Add checksum attribute for binary downloads
@@ -445,6 +446,7 @@ Lots of community contributions this release -- thanks!
 [#112]: https://github.com/bflad/chef-docker/issues/112
 [#113]: https://github.com/bflad/chef-docker/issues/113
 [#115]: https://github.com/bflad/chef-docker/issues/115
+[#119]: https://github.com/bflad/chef-docker/issues/119
 [#124]: https://github.com/bflad/chef-docker/issues/124
 [#125]: https://github.com/bflad/chef-docker/issues/125
 [#126]: https://github.com/bflad/chef-docker/issues/126

README.md

@@ -430,6 +430,7 @@ dns | DNS servers for container | String, Array | nil
 dns_search | DNS search domains for container | String, Array | nil
 entrypoint | Overwrite the default entrypoint set by the image | String | nil
 env | Environment variables to pass to container | String, Array | nil
+env_file | Read in a line delimited file of ENV variables | String | nil
 expose | Expose a port from the container without publishing it to your host | Fixnum, String, Array | nil
 hostname | Container hostname | String | nil
 image | Image for container | String | LWRP name

providers/container.rb

@@ -281,6 +281,7 @@ def run
     'dns' => Array(new_resource.dns),
     'dns-search' => Array(new_resource.dns_search),
     'env' => Array(new_resource.env),
+    'env-file' => new_resource.env_file,
     'entrypoint' => new_resource.entrypoint,
     'expose' => Array(new_resource.expose),
     'hostname' => new_resource.hostname,

resources/container.rb

@@ -19,6 +19,7 @@
 attribute :dns_search, :kind_of => [String, Array]
 attribute :entrypoint, :kind_of => [String]
 attribute :env, :kind_of => [String, Array]
+attribute :env_file, :kind_of => [String]
 attribute :expose, :kind_of => [Fixnum, String, Array]
 attribute :force, :kind_of => [TrueClass, FalseClass], :default => false
 attribute :hostname, :kind_of => [String]