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#
# Author:: Kaustubh Deorukhkar (<kaustubh@clogeny.com>)
# 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 "spec_helper"
require "chef/mixin/shell_out"
require "tmpdir"
# run this test only for following platforms.
include_flag = !(%w{debian rhel amazon aix solaris2}.include?(ohai[:platform_family]))
describe Chef::Resource::Mount, :requires_root, external: include_flag do
include Chef::Mixin::ShellOut
# Platform specific setup, cleanup and validation helpers.
def setup_device_for_mount
# use ramdisk for creating a test device for mount.
# This can cleaner if we have chef resource/provider for ramdisk.
case ohai[:platform_family]
when "aix"
# On AIX, we can't create a ramdisk inside a WPAR, so we use
# a "namefs" mount against / to test
# https://www-304.ibm.com/support/knowledgecenter/ssw_aix_71/com.ibm.aix.performance/namefs_file_sys.htm
device = "/"
fstype = "namefs"
when "debian", "rhel", "amazon"
device = "/dev/ram1"
unless File.exist?(device)
shell_out("mknod -m 660 #{device} b 1 0")
shell_out("chown root:disk #{device}")
end
shell_out("ls -1 /dev/ram*").stdout.each_line do |d|
if shell_out("mount | grep #{d}").exitstatus == "1"
# this device is not mounted, so use it.
device = d
break
end
end
fstype = "tmpfs"
shell_out!("mkfs -q #{device} 512")
when "solaris2"
device = "swap"
fstype = "tmpfs"
else
end
[device, fstype]
end
def cleanup_mount(mount_point)
shell_out("umount #{mount_point}")
end
# platform specific validations.
def mount_should_exist(mount_point, device, fstype = nil, options = nil)
validation_cmd = "mount | grep #{mount_point} | grep #{device} "
validation_cmd << " | grep #{fstype} " unless fstype.nil?
validation_cmd << " | grep #{options.join(",")} " unless options.nil? || options.empty?
expect(shell_out(validation_cmd).exitstatus).to eq(0)
end
def mount_should_not_exists(mount_point)
expect(shell_out("mount").stdout).not_to include(mount_point)
end
def unix_mount_config_file
case ohai[:platform]
when "aix"
mount_config = "/etc/filesystems"
when "solaris2"
mount_config = "/etc/vfstab"
else
mount_config = "/etc/fstab"
end
end
def mount_should_be_enabled(mount_point, device)
case ohai[:platform]
when "aix"
expect(shell_out("cat #{unix_mount_config_file} | grep \"#{mount_point}:\" ").exitstatus).to eq(0)
else
expect(shell_out("cat #{unix_mount_config_file} | grep \"#{mount_point}\" | grep \"#{device}\" ").exitstatus).to eq(0)
end
end
def mount_should_be_disabled(mount_point)
expect(shell_out("cat #{unix_mount_config_file}").stdout).not_to include("#{mount_point}:")
end
let(:run_context) do
node = Chef::Node.new
node.default[:platform] = ohai[:platform]
node.default[:platform_version] = ohai[:platform_version]
node.default[:os] = ohai[:os]
events = Chef::EventDispatch::Dispatcher.new
Chef::RunContext.new(node, {}, events)
end
let(:new_resource) do
new_resource = Chef::Resource::Mount.new(@mount_point, run_context)
new_resource.device @device
new_resource.name @mount_point
new_resource.fstype @fstype
new_resource.options "log=NULL" if ohai[:platform] == "aix"
new_resource
end
let(:provider) do
provider = new_resource.provider_for_action(new_resource.action)
provider
end
let(:current_resource) do
provider.load_current_resource
provider.current_resource
end
# Actual tests begin here.
before(:all) do
@device, @fstype = setup_device_for_mount
@mount_point = Dir.mktmpdir("testmount")
# Make sure all the potentially leaked mounts are cleared up
shell_out("mount").stdout.each_line do |line|
if line.include? "testmount"
line.split(" ").each do |section|
cleanup_mount(section) if section.include? "testmount"
end
end
end
end
after(:all) do
Dir.rmdir(@mount_point)
end
after(:each) do
cleanup_mount(new_resource.mount_point)
end
describe "when the target state is a mounted filesystem" do
it "should mount the filesystem if it isn't mounted" do
expect(current_resource.enabled).to be_falsey
expect(current_resource.mounted).to be_falsey
new_resource.run_action(:mount)
expect(new_resource).to be_updated
mount_should_exist(new_resource.mount_point, new_resource.device)
end
end
# don't run the remount tests on solaris2 (tmpfs does not support remount)
# Need to make sure the platforms we've already excluded are considered:
skip_remount = include_flag || (ohai[:platform] == "solaris2")
describe "when the filesystem should be remounted and the resource supports remounting", external: skip_remount do
it "should remount the filesystem if it is mounted" do
new_resource.run_action(:mount)
mount_should_exist(new_resource.mount_point, new_resource.device)
new_resource.supports[:remount] = true
new_resource.options "rw" if ohai[:platform] == "aix"
new_resource.run_action(:remount)
mount_should_exist(new_resource.mount_point, new_resource.device, nil, (ohai[:platform] == "aix") ? new_resource.options : nil)
end
end
describe "when the target state is a unmounted filesystem" do
it "should umount the filesystem if it is mounted" do
new_resource.run_action(:mount)
mount_should_exist(new_resource.mount_point, new_resource.device)
new_resource.run_action(:umount)
mount_should_not_exists(new_resource.mount_point)
end
end
describe "when enabling the filesystem to be mounted" do
after do
new_resource.run_action(:disable)
end
it "should enable the mount if it isn't enable" do
new_resource.run_action(:mount)
new_resource.run_action(:enable)
mount_should_be_enabled(new_resource.mount_point, new_resource.device)
end
end
describe "when the target state is to disable the mount" do
it "should disable the mount if it is enabled" do
new_resource.run_action(:mount)
new_resource.run_action(:enable)
new_resource.run_action(:disable)
mount_should_be_disabled(new_resource.mount_point)
end
end
end
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