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#
# Author:: Adam Jacob (<adam@opscode.com>)
# Author:: Christopher Brown (<cb@opscode.com>)
# Copyright:: Copyright (c) 2008 Opscode, 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/node'
require 'chef/version_class'
require 'chef/version_constraint'
require 'chef/cookbook_version_selector'
class Nodes < Application
provides :json
before :authenticate_every
before :admin_or_requesting_node, :only => [ :update, :destroy, :cookbooks ]
def index
@node_list = Chef::Node.cdb_list
display(@node_list.inject({}) do |r,n|
r[n] = absolute_url(:node, n); r
end)
end
def show
begin
@node = Chef::Node.cdb_load(params[:id])
rescue Chef::Exceptions::CouchDBNotFound => e
raise NotFound, "Cannot load node #{params[:id]}"
end
@node.couchdb_rev = nil
display @node
end
def create
@node = params["inflated_object"]
begin
Chef::Node.cdb_load(@node.name)
raise Conflict, "Node already exists"
rescue Chef::Exceptions::CouchDBNotFound
end
self.status = 201
@node.cdb_save
display({ :uri => absolute_url(:node, @node.name) })
end
def update
begin
@node = Chef::Node.cdb_load(params[:id])
rescue Chef::Exceptions::CouchDBNotFound => e
raise NotFound, "Cannot load node #{params[:id]}"
end
@node.update_from!(params['inflated_object'])
@node.cdb_save
@node.couchdb_rev = nil
display(@node)
end
def destroy
begin
@node = Chef::Node.cdb_load(params[:id])
rescue Chef::Exceptions::CouchDBNotFound => e
raise NotFound, "Cannot load node #{params[:id]}"
end
@node.cdb_destroy
@node.couchdb_rev = nil
display @node
end
# Return a hash, cookbook_name => cookbook manifest, of the cookbooks
# appropriate for this node, using its run_list and environment.
def cookbooks
begin
@node = Chef::Node.cdb_load(params[:id])
rescue Chef::Exceptions::CouchDBNotFound => e
raise NotFound, "Cannot load node #{params[:id]}"
end
# Get the mapping of cookbook_name => CookbookVersion applicable to
# this node's run_list and its environment.
included_cookbooks = Chef::CookbookVersionSelector.expand_to_cookbook_versions(@node.run_list, @node.chef_environment)
# Then map it to the return format.
display(included_cookbooks.inject({}) do |acc, (cookbook_name, cookbook)|
acc[cookbook_name.to_s] = cookbook.generate_manifest_with_urls{|opts| absolute_url(:cookbook_file, opts) }
acc
end)
end
end
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