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#
# Copyright:: Copyright 2016, 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/provider/user"
class Chef
class Provider
class User
class Linux < Chef::Provider::User
provides :linux_user
provides :user, os: "linux"
def create_user
shell_out!(*clean_array("useradd", universal_options, useradd_options, new_resource.username))
end
def manage_user
shell_out!(*clean_array("usermod", universal_options, new_resource.username))
end
def remove_user
shell_out!(*clean_array("userdel", userdel_options, new_resource.username))
end
def lock_user
shell_out!(*clean_array("usermod", "-L", new_resource.username))
end
def unlock_user
shell_out!(*clean_array("usermod", "-U", new_resource.username))
end
# common to usermod and useradd
def universal_options
opts = []
opts << "-c" << new_resource.comment if should_set?(:comment)
opts << "-g" << new_resource.gid if should_set?(:gid)
opts << "-p" << new_resource.password if should_set?(:password)
opts << "-s" << new_resource.shell if should_set?(:shell)
opts << "-u" << new_resource.uid if should_set?(:uid)
if updating_home?
opts << "-d" << new_resource.home
if new_resource.manage_home
opts << "-m"
else
opts << "-M"
end
end
opts << "-o" if new_resource.non_unique
opts
end
def useradd_options
opts = []
opts << "-r" if new_resource.system
if new_resource.manage_home
opts << "-m"
else
opts << "-M"
end
opts
end
def userdel_options
opts = []
opts << "-r" if new_resource.manage_home
opts << "-f" if new_resource.force
opts
end
def should_set?(sym)
current_resource.send(sym).to_s != new_resource.send(sym).to_s && new_resource.send(sym)
end
def updating_home?
return false unless new_resource.home
return true unless current_resource.home
new_resource.home && Pathname.new(current_resource.home).cleanpath != Pathname.new(new_resource.home).cleanpath
end
# FIXME: see if we can clean this up
def check_lock
# we can get an exit code of 1 even when it's successful on
# rhel/centos (redhat bug 578534). See additional error checks below.
passwd_s = shell_out!("passwd", "-S", new_resource.username, :returns => [0, 1])
if whyrun_mode? && passwd_s.stdout.empty? && passwd_s.stderr.match(/does not exist/)
# if we're in whyrun mode and the user is not yet created we assume it would be
return false
end
raise Chef::Exceptions::User, "Cannot determine if #{@new_resource} is locked!" if passwd_s.stdout.empty?
status_line = passwd_s.stdout.split(" ")
case status_line[1]
when /^P/
@locked = false
when /^N/
@locked = false
when /^L/
@locked = true
end
unless passwd_s.exitstatus == 0
raise_lock_error = false
if %w{redhat centos}.include?(node[:platform])
passwd_version_check = shell_out!("rpm -q passwd")
passwd_version = passwd_version_check.stdout.chomp
unless passwd_version == "passwd-0.73-1"
raise_lock_error = true
end
else
raise_lock_error = true
end
raise Chef::Exceptions::User, "Cannot determine if #{new_resource} is locked!" if raise_lock_error
end
@locked
end
end
end
end
end
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