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#
# Author:: Steven Danna (steve@chef.io)
# Author:: Jeremiah Snapp (<jeremiah@chef.io>)
# Copyright:: Copyright (c) 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_relative "../knife"
class Chef
class Knife
module AclBase
PERM_TYPES = %w{create read update delete grant}.freeze unless defined? PERM_TYPES
MEMBER_TYPES = %w{client group user}.freeze unless defined? MEMBER_TYPES
OBJECT_TYPES = %w{clients containers cookbooks data environments groups nodes roles policies policy_groups}.freeze unless defined? OBJECT_TYPES
OBJECT_NAME_SPEC = /^[\-[:alnum:]_\.]+$/.freeze unless defined? OBJECT_NAME_SPEC
def validate_object_type!(type)
unless OBJECT_TYPES.include?(type)
ui.fatal "Unknown object type \"#{type}\". The following types are permitted: #{OBJECT_TYPES.join(", ")}"
exit 1
end
end
def validate_object_name!(name)
unless OBJECT_NAME_SPEC.match(name)
ui.fatal "Invalid name: #{name}"
exit 1
end
end
def validate_member_type!(type)
unless MEMBER_TYPES.include?(type)
ui.fatal "Unknown member type \"#{type}\". The following types are permitted: #{MEMBER_TYPES.join(", ")}"
exit 1
end
end
def validate_member_name!(name)
# Same rules apply to objects and members
validate_object_name!(name)
end
def validate_perm_type!(perms)
perms.split(",").each do |perm|
unless PERM_TYPES.include?(perm)
ui.fatal "Invalid permission \"#{perm}\". The following permissions are permitted: #{PERM_TYPES.join(",")}"
exit 1
end
end
end
def validate_member_exists!(member_type, member_name)
true if rest.get_rest("#{member_type}s/#{member_name}")
rescue NameError
# ignore "NameError: uninitialized constant Chef::ApiClient" when finding a client
true
rescue
ui.fatal "#{member_type} '#{member_name}' does not exist"
exit 1
end
def is_usag?(gname)
gname.length == 32 && gname =~ /^[0-9a-f]+$/
end
def get_acl(object_type, object_name)
rest.get_rest("#{object_type}/#{object_name}/_acl?detail=granular")
end
def get_ace(object_type, object_name, perm)
get_acl(object_type, object_name)[perm]
end
def add_to_acl!(member_type, member_name, object_type, object_name, perms)
acl = get_acl(object_type, object_name)
perms.split(",").each do |perm|
ui.msg "Adding '#{member_name}' to '#{perm}' ACE of '#{object_name}'"
ace = acl[perm]
case member_type
when "client", "user"
# Our PUT body depends on the type of reply we get from _acl?detail=granular
# When the server replies with json attributes 'users' and 'clients',
# we'll want to modify entries under the same keys they arrived.- their presence
# in the body tells us that CS will accept them in a PUT.
# Older version of chef-server will continue to use 'actors' for a combined list
# and expect the same in the body.
key = "#{member_type}s"
key = "actors" unless ace.key? key
next if ace[key].include?(member_name)
ace[key] << member_name
when "group"
next if ace["groups"].include?(member_name)
ace["groups"] << member_name
end
update_ace!(object_type, object_name, perm, ace)
end
end
def remove_from_acl!(member_type, member_name, object_type, object_name, perms)
acl = get_acl(object_type, object_name)
perms.split(",").each do |perm|
ui.msg "Removing '#{member_name}' from '#{perm}' ACE of '#{object_name}'"
ace = acl[perm]
case member_type
when "client", "user"
key = "#{member_type}s"
key = "actors" unless ace.key? key
next unless ace[key].include?(member_name)
ace[key].delete(member_name)
when "group"
next unless ace["groups"].include?(member_name)
ace["groups"].delete(member_name)
end
update_ace!(object_type, object_name, perm, ace)
end
end
def update_ace!(object_type, object_name, ace_type, ace)
rest.put_rest("#{object_type}/#{object_name}/_acl/#{ace_type}", ace_type => ace)
end
def add_to_group!(member_type, member_name, group_name)
validate_member_exists!(member_type, member_name)
existing_group = rest.get_rest("groups/#{group_name}")
ui.msg "Adding '#{member_name}' to '#{group_name}' group"
unless existing_group["#{member_type}s"].include?(member_name)
existing_group["#{member_type}s"] << member_name
new_group = {
"groupname" => existing_group["groupname"],
"orgname" => existing_group["orgname"],
"actors" => {
"users" => existing_group["users"],
"clients" => existing_group["clients"],
"groups" => existing_group["groups"],
},
}
rest.put_rest("groups/#{group_name}", new_group)
end
end
def remove_from_group!(member_type, member_name, group_name)
validate_member_exists!(member_type, member_name)
existing_group = rest.get_rest("groups/#{group_name}")
ui.msg "Removing '#{member_name}' from '#{group_name}' group"
if existing_group["#{member_type}s"].include?(member_name)
existing_group["#{member_type}s"].delete(member_name)
new_group = {
"groupname" => existing_group["groupname"],
"orgname" => existing_group["orgname"],
"actors" => {
"users" => existing_group["users"],
"clients" => existing_group["clients"],
"groups" => existing_group["groups"],
},
}
rest.put_rest("groups/#{group_name}", new_group)
end
end
end
end
end
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