From e94fcdc2dfd0b3f6774ed7eead3be443a517395a Mon Sep 17 00:00:00 2001
From: Adrien <adrien@reslinger.net>
Date: Mon, 8 Oct 2018 19:31:59 +0200
Subject: [PATCH] Externalize role

---
 files/usr/local/sbin/update-grub | 30 ++++++++++++++++++++++++++++++
 tasks/main.yml                   | 13 +++++++++++++
 2 files changed, 43 insertions(+)
 create mode 100755 files/usr/local/sbin/update-grub
 create mode 100644 tasks/main.yml

diff --git a/files/usr/local/sbin/update-grub b/files/usr/local/sbin/update-grub
new file mode 100755
index 0000000..adf596e
--- /dev/null
+++ b/files/usr/local/sbin/update-grub
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+. /etc/os-release
+if [ -d /sys/firmware/efi -a -e /boot/efi/EFI/centos/grub.cfg ]; then
+	CONFDIR=/boot/efi/EFI/centos
+else
+	CONFDIR=/boot/grub2
+fi
+#grep "^menuentry" /boot/grub2/grub.cfg | cut -d "'" -f2 | grep -Ev '(with debugging$|-rescue-)' | grep ^"$NAME" | sort -n | tail -n 1
+# grep "^menuentry" /boot/grub2/grub.cfg | cut -d "'" -f2 | grep -Ev '(with debugging$|-rescue-)' | head -n1
+# grub2-set-default "CentOS Linux (4.7.2-1.el7.elrepo.x86_64) 7 (Core)"
+# Contrôle : grub2-editenv list
+KERNLIST="$(ls -1 /boot/vmlinuz-* | grep -v rescue | sed 's|/boot/vmlinuz-\([.0-9]*\)-.*|\1|')"
+LASTMAJKERNEL="$(echo $KERNLIST | sed 's/ /\n/g' | cut -d. -f1 | sort -n -u | while read i; do
+	echo $KERNLIST | sed 's/ /\n/g' | grep ^$i | cut -d. -f1-2 | sort -n -u -k2 -t.
+done | while read j; do
+	echo $KERNLIST | sed 's/ /\n/g' | grep ^$j | sort -n -u -k3 -t.
+done | tail -n 1)"
+
+KERNLIST="$(ls -1 /boot/vmlinuz-* | grep -v rescue | sed 's|/boot/vmlinuz-'${LASTMAJKERNEL}'-\([.0-9]*\).*|\1|')"
+LASTKERNEL="${LASTMAJKERNEL}-$(echo $KERNLIST | sed -e 's/ /\n/g' -e 's/.$//' | cut -d. -f1 | sort -n -u | while read i; do
+	echo $KERNLIST | sed 's/ /\n/g' | grep ^$i | cut -d. -f1-2 | sort -n -u -k2 -t.
+done | while read j; do
+	echo $KERNLIST | sed 's/ /\n/g' | grep ^$j | sort -n -u -k3 -t.
+done | tail -n 1)"
+
+grub2-set-default "$(grep "^menuentry" "${CONFDIR}"/grub.cfg | cut -d "'" -f2 | grep -Ev '(with debugging$|-rescue-)' | grep ^"$NAME" | grep $LASTKERNEL | sort -n | tail -n 1)"
+
+grub2-mkconfig -o "${CONFDIR}"/grub.cfg
+
diff --git a/tasks/main.yml b/tasks/main.yml
new file mode 100644
index 0000000..7a78bd2
--- /dev/null
+++ b/tasks/main.yml
@@ -0,0 +1,13 @@
+---
+- name: Install script update-grub
+  copy: src=files/usr/local/sbin/update-grub dest=/usr/local/sbin/update-grub owner=root group=root mode=0755
+  when: ansible_architecture == "x86_64" or ansible_architecture == "i386"
+- stat: path=/etc/dracut.conf.d/02-rescue.conf
+  register: st
+- name: Copy dracut's rescue config file
+  copy: src=/usr/lib/dracut/dracut.conf.d/02-rescue.conf dest=/etc/dracut.conf.d/02-rescue.conf remote_src=yes
+  when: not st.stat.exists
+- name: Disable dracut's recue img
+  lineinfile: dest=/etc/dracut.conf.d/02-rescue.conf regexp="^dracut_rescue_image" line="dracut_rescue_image=no" state=present
+# Nécessite un handler pour regénérer l'initramfs
+