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# Copyright:: Copyright (c) 2015 Chef Software, Inc
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require "chef/version"
class Chef
class Knife
class SubcommandLoader
#
# Load a subcommand from a user-supplied
# manifest file
#
class CustomManifestLoader < Chef::Knife::SubcommandLoader
attr_accessor :manifest
def initialize(chef_config_dir, plugin_manifest)
super(chef_config_dir)
@manifest = plugin_manifest
end
# If the user has created a ~/.chef/plugin_manifest.json file, we'll use
# that instead of inspecting the on-system gems to find the plugins. The
# file format is expected to look like:
#
# { "plugins": {
# "knife-ec2": {
# "paths": [
# "/home/alice/.rubymanagerthing/gems/knife-ec2-x.y.z/lib/chef/knife/ec2_server_create.rb",
# "/home/alice/.rubymanagerthing/gems/knife-ec2-x.y.z/lib/chef/knife/ec2_server_delete.rb"
# ]
# }
# }
# }
#
# Extraneous content in this file is ignored. This is intentional so that we
# can adapt the file format for potential behavior changes to knife in
# the future.
def find_subcommands_via_manifest
# Format of subcommand_files is "relative_path" (something you can
# Kernel.require()) => full_path. The relative path isn't used
# currently, so we just map full_path => full_path.
subcommand_files = {}
manifest["plugins"].each do |plugin_name, plugin_manifest|
plugin_manifest["paths"].each do |cmd_path|
subcommand_files[cmd_path] = cmd_path
end
end
subcommand_files.merge(find_subcommands_via_dirglob)
end
def subcommand_files
subcommand_files ||= (find_subcommands_via_manifest.values + site_subcommands).flatten.uniq
end
end
end
end
end
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