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require "ffi_yajl"
require "chef_zero/rest_base"
require "chef_zero/chef_data/data_normalizer"
module ChefZero
module Endpoints
# Common code for endpoints that return cookbook lists
class CookbooksBase < RestBase
def format_cookbooks_list(request, cookbooks_list, constraints = {}, num_versions = nil)
results = {}
filter_cookbooks(cookbooks_list, constraints, num_versions) do |name, versions|
versions_list = versions.map do |version|
{
"url" => build_uri(request.base_uri, request.rest_path[0..1] + ["cookbooks", name, version]),
"version" => version,
}
end
results[name] = {
"url" => build_uri(request.base_uri, request.rest_path[0..1] + ["cookbooks", name]),
"versions" => versions_list,
}
end
results
end
def format_universe_list(request, cookbooks_list)
results = {}
cookbooks_list.each do |name, versions|
results[name] ||= {}
versions.each do |version|
cookbook_data = FFI_Yajl::Parser.parse(get_data(request, request.rest_path[0..1] + [ "cookbooks", name, version ], :nil))
results[name][version] ||= {
"dependencies" => cookbook_data["metadata"]["dependencies"],
"location_path" => build_uri(request.base_uri, request.rest_path[0..1] + ["cookbooks", name, version]),
"location_type" => "chef_server",
}
end
end
results
end
def all_cookbooks_list(request)
result = {}
# Race conditions exist here (if someone deletes while listing). I don't care.
data_store.list(request.rest_path[0..1] + ["cookbooks"]).each do |name|
result[name] = data_store.list(request.rest_path[0..1] + ["cookbooks", name])
end
result
end
def filter_cookbooks(cookbooks_list, constraints = {}, num_versions = nil)
cookbooks_list.keys.sort.each do |name|
constraint = Gem::Requirement.new(constraints[name])
versions = []
cookbooks_list[name].sort_by { |version| Gem::Version.new(version.dup) }.reverse_each do |version|
break if num_versions && versions.size >= num_versions
if constraint.satisfied_by?(Gem::Version.new(version.dup))
versions << version
end
end
yield [name, versions]
end
end
def recipe_names(cookbook_name, cookbook)
cookbook["all_files"].inject([]) do |acc, file|
part, name = file["name"].split("/")
next acc unless part == "recipes" || File.extname(name) != ".rb"
if name == "default.rb"
acc << cookbook_name
else
acc << "#{cookbook_name}::#{File.basename(name, ".rb")}"
end
end
end
end
end
end
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