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#
# Author:: John Keiser (<jkeiser@opscode.com>)
# Copyright:: Copyright (c) 2012 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/knife'
require 'pathname'
class Chef
module ChefFS
class Knife < Chef::Knife
# Workaround for CHEF-3932
def self.deps
super do
require 'chef/config'
require 'chef/chef_fs/parallelizer'
require 'chef/chef_fs/config'
require 'chef/chef_fs/file_pattern'
require 'chef/chef_fs/path_utils'
yield
end
end
def self.inherited(c)
super
# Ensure we always get to do our includes, whether subclass calls deps or not
c.deps do
end
c.options.merge!(options)
end
option :repo_mode,
:long => '--repo-mode MODE',
:description => "Specifies the local repository layout. Values: static, everything, hosted_everything. Default: everything/hosted_everything"
option :chef_repo_path,
:long => '--chef-repo-path PATH',
:description => 'Overrides the location of chef repo. Default is specified by chef_repo_path in the config'
option :concurrency,
:long => '--concurrency THREADS',
:description => 'Maximum number of simultaneous requests to send (default: 10)'
def configure_chef
super
Chef::Config[:repo_mode] = config[:repo_mode] if config[:repo_mode]
Chef::Config[:concurrency] = config[:concurrency].to_i if config[:concurrency]
# --chef-repo-path forcibly overrides all other paths
if config[:chef_repo_path]
Chef::Config[:chef_repo_path] = config[:chef_repo_path]
Chef::ChefFS::Config::INFLECTIONS.each_value do |variable_name|
Chef::Config.delete("#{variable_name}_path".to_sym)
end
end
@chef_fs_config = Chef::ChefFS::Config.new(Chef::Config, Dir.pwd, config, ui)
Chef::ChefFS::Parallelizer.threads = (Chef::Config[:concurrency] || 10) - 1
end
def chef_fs
@chef_fs_config.chef_fs
end
def create_chef_fs
@chef_fs_config.create_chef_fs
end
def local_fs
@chef_fs_config.local_fs
end
def create_local_fs
@chef_fs_config.create_local_fs
end
def pattern_args
@pattern_args ||= pattern_args_from(name_args)
end
def pattern_args_from(args)
args.map { |arg| pattern_arg_from(arg) }
end
def pattern_arg_from(arg)
inferred_path = nil
if Chef::ChefFS::PathUtils.is_absolute?(arg)
# We should be able to use this as-is - but the user might have incorrectly provided
# us with a path that is based off of the OS root path instead of the Chef-FS root.
# Do a quick and dirty sanity check.
if possible_server_path = @chef_fs_config.server_path(arg)
ui.warn("The absolute path provided is suspicious: #{arg}")
ui.warn("If you wish to refer to a file location, please provide a path that is rooted at the chef-repo.")
ui.warn("Consider writing '#{possible_server_path}' instead of '#{arg}'")
end
# Use the original path because we can't be sure.
inferred_path = arg
elsif arg[0,1] == '~'
# Let's be nice and fix it if possible - but warn the user.
ui.warn("A path relative to a user home directory has been provided: #{arg}")
ui.warn("Paths provided need to be rooted at the chef-repo being considered or be relative paths.")
inferred_path = @chef_fs_config.server_path(arg)
ui.warn("Using '#{inferred_path}' as the path instead of '#{arg}'.")
elsif Pathname.new(arg).absolute?
# It is definitely a system absolute path (such as C:\ or \\foo\bar) but it cannot be
# interpreted as a Chef-FS absolute path. Again attempt to be nice but warn the user.
ui.warn("An absolute file system path that isn't a server path was provided: #{arg}")
ui.warn("Paths provided need to be rooted at the chef-repo being considered or be relative paths.")
inferred_path = @chef_fs_config.server_path(arg)
ui.warn("Using '#{inferred_path}' as the path instead of '#{arg}'.")
elsif @chef_fs_config.base_path.nil?
# These are all relative paths. We can't resolve and root paths unless we are in the
# chef repo.
ui.error("Attempt to use relative path '#{arg}' when current directory is outside the repository path.")
ui.error("Current working directory is '#{@chef_fs_config.cwd}'.")
exit(1)
else
inferred_path = Chef::ChefFS::PathUtils::join(@chef_fs_config.base_path, arg)
end
Chef::ChefFS::FilePattern.new(inferred_path)
end
def format_path(entry)
@chef_fs_config.format_path(entry)
end
def parallelize(inputs, options = {}, &block)
Chef::ChefFS::Parallelizer.parallelize(inputs, options, &block)
end
def discover_repo_dir(dir)
%w(.chef cookbooks data_bags environments roles).each do |subdir|
return dir if File.directory?(File.join(dir, subdir))
end
# If this isn't it, check the parent
parent = File.dirname(dir)
if parent && parent != dir
discover_repo_dir(parent)
else
nil
end
end
end
end
end
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