From c25ee385fbcd3122855795d128a951c9c3458e6e Mon Sep 17 00:00:00 2001
From: Thomas Bellman <bellman@lysator.liu.se>
Date: Tue, 19 Dec 2017 16:29:18 +0100
Subject: [PATCH] Add support for Grub 2 in kernel_option.
This adds a new helper for bootloader::kernel_option handling the
Grub 2 case. This also only supports removing options, though, not
setting them.
---
manifests/grub2/kernel_option.pp | 45 ++++++++++++++++++++++++++++++++
manifests/kernel_option.pp | 6 +++++
2 files changed, 51 insertions(+)
create mode 100644 manifests/grub2/kernel_option.pp
diff --git a/manifests/grub2/kernel_option.pp b/manifests/grub2/kernel_option.pp
new file mode 100644
index 0000000..d0b13fd
--- /dev/null
+++ b/manifests/grub2/kernel_option.pp
@@ -0,0 +1,45 @@
+# Copyright © 2017 Thomas Bellman, Linköping, Sweden
+# Licensed under the GNU LGPL v3+; see the README file for more information.
+
+
+/*
+ * Internal helper for the bootloader::kernel_option definition.
+ */
+define bootloader::grub2::kernel_option($ensure, $value)
+{
+ include bootloader::grub2::rebuild_grub_cfg
+
+ $prefix = '^(GRUB_CMDLINE_LINUX="?(|.*\s))'
+ $suffix = '((|\s.*)("?))\s*$'
+ $qname = regexp_quote($name)
+
+ if ($ensure == 'absent')
+ {
+ regexp_replace_lines {
+ "bootloader::grub2::kernel_option::${name}":
+ file => '/etc/default/grub',
+ pattern => "${prefix}${qname}(=[^ \t\"]*)?${suffix}",
+ replacement => '\1\4',
+ notify => Class['bootloader::grub2::rebuild_grub_cfg'];
+ }
+ }
+ elsif ($ensure != 'present')
+ {
+ fail("Bootloader::Grub2::Kernel_Option[${title}]: ",
+ "Bad ensure parameter, ${ensure}")
+ }
+ elsif ($value == true or $value == false)
+ {
+ # Detecting if the option is already present is not easily done
+ # using regexps...
+ fail("Bootloader::Grub2::Kernel_option[${title}]: ",
+ "Setting a kernel option is not yet implemented.")
+ }
+ else
+ {
+ # Detecting if the option is already present is not easily done
+ # using regexps...
+ fail("Bootloader::Grub2::Kernel_option[${title}]: ",
+ "Setting a kernel option is not yet implemented.")
+ }
+}
diff --git a/manifests/kernel_option.pp b/manifests/kernel_option.pp
index 5c896fb..6bb1464 100644
--- a/manifests/kernel_option.pp
+++ b/manifests/kernel_option.pp
@@ -34,6 +34,12 @@ define bootloader::kernel_option($ensure='present', $value=undef)
name => $name, ensure => $ensure, value => $value;
}
}
+ 'grub2': {
+ bootloader::grub2::kernel_option {
+ $title:
+ name => $name, ensure => $ensure, value => $value;
+ }
+ }
default: {
fail("Bootloader::Kernel_option[${title}]: ",
"Unsupported bootloader, ${bootloader}")
--
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