post_install_sid: Add the possibility to set the GRUB_TIMEOUT

CHANGELOG.md

@@ -6,7 +6,7 @@
 #### Changes
 * Forward root's mails to new user email address.
 * Ensure to disable dangerous modules (firewire, thunderbolt, …).
-
+* Add the possibility to set the GRUB_TIMEOUT
 
 ### 0.3.0
 

README.md

@@ -50,6 +50,8 @@ iface enp0s25 inet dhcp
 * Modprobe
   * Disable the annoying console beeps
   * Ensure to disable dangerous modules such as firewire, thunderbolt, …
+* Grub
+  * Add the possibility to set the GRUB_TIMEOUT
 
 #### Network share
 

informations.template

@@ -6,3 +6,4 @@ new_user_mail='towel@101010.fr'
 
 ## System informations
 debian_version_name='sid'
+grub_timeout='3'

post_install_sid.sh

@@ -162,9 +162,6 @@ script_path=$(dirname $0)
 # Mode debug
 mode_debug=5
 
-# Load additionnal informations (new_username, new_user_mail, …)
-. ${script_path}/informations
-
 ## Architecture de la distribution
 ARCH=""
 
@@ -174,6 +171,12 @@ INSTALL_DIR=$(pwd)
 ## Options d'aptitude en fonction du niveau de debug
 OPTIONS=""
 
+# Default grub timeout
+grub_timeout='5'
+
+# Load additionnal informations (new_username, new_user_mail, …) and override some variables
+. ${script_path}/informations
+
 # Fin des variables globales
 # -----------------------------------------------------------
 # **********************************************************************************************
@@ -1016,6 +1019,12 @@ cp ${script_path}/modprobe.d/blacklist-beep.conf /etc/modprobe.d/
 # Ensure to blacklist dangerous modules (firewire, thunderbolt, …)
 cp ${script_path}/modprobe.d/blacklist-dma.conf /etc/modprobe.d/
 
+#### Grub
+# Modify the default grub timeout
+if [ ! "$(grep "GRUB_TIMEOUT=${grub_timeout}" /etc/default/grub)" ]; then
+  sed -i "s/^GRUB_TIMEOUT.*/GRUB_TIMEOUT=${grub_timeout}" /etc/default/grub
+  update-grub
+fi
 
 ###### Information pour l'utilisateur final
 cat >> "${INFORMATION}" << EOF