puppet-tripleo/manifests/profile/base/kernel.pp

73 lines
2.4 KiB
Puppet

# Copyright 2016 Red Hat, Inc.
# All Rights Reserved.
#
# 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.
#
# == Class: tripleo::profile::base::kernel
#
# Load and configure Kernel modules.
#
# === Parameters
#
# [*module_list*]
# (Optional) List of kernel modules to load.
# Defaults to hiera('kernel_modules')
#
# [*package_list*]
# (Optional) List of additional kernel related packages to load
# Defaults to hiera('kernel_packages')
#
# [*sysctl_settings*]
# (Optional) List of sysctl settings to load.
# Defaults to hiera('sysctl_settings')
#
class tripleo::profile::base::kernel (
$module_list = hiera('kernel_modules', undef),
$package_list = hiera('kernel_packages', undef),
$sysctl_settings = hiera('sysctl_settings', undef),
) {
if $module_list {
create_resources(kmod::load, $module_list, { })
}
if $package_list {
$pkg_defaults = {
'tag' => 'kernel-package'
}
create_resources(package, $package_list, $pkg_defaults)
# ensure we install the package prior to trying to load kmods to make sure
# if the package list includes a kmod that it will be available.
Package<| tag == 'kernel-package' |> -> Exec<| tag == 'kmod::load' |>
}
if $sysctl_settings {
create_resources(sysctl::value, $sysctl_settings, { })
}
Exec <| tag == 'kmod::load' |> -> Sysctl <| |>
# RHEL 7.4+ workaround where this functionality is built into the
# kernel instead of being built as a module.
# That way, we can support both 7.3 and 7.4 RHEL versions.
# https://bugzilla.redhat.com/show_bug.cgi?id=1387537
Exec <| title == 'modprobe nf_conntrack_proto_sctp' |> { returns => [0,1] }
# Rebuild initramfs to include kernel parameter changes in initramfs
exec { 'rebuild initramfs':
command => 'dracut -f -v --hostonly',
path => '/bin:/sbin:/usr/bin:/usr/sbin',
refreshonly => true,
}
Sysctl <| |> ~> Exec <| title == 'rebuild initramfs' |>
}