post_install_sid.sh: add apticron to send a email when pending updates.

CHANGELOG.md

@@ -3,6 +3,10 @@
 
 ### 0.3.1
 
+#### Packages
+##### Add
+* apticron to send daily email about pending upgrades.
+
 #### Changes
 * Use a function to remove some packages and purge all configuration files.
 * Add a forwarding of root's mails to new user email address.

README.md

@@ -117,6 +117,7 @@ sudo post_install_sid.sh
 ##### Add
 * acpitool: Command line ACPI client for laptop users (apm replacement).
 * alien: Convert and install rpm and other packages.
+* apticron: Simple tool to mail about pending package updates.
 * apt-file: Search tool for files within Debian packages.
 * apt-listbugs: Tool which lists critical bugs before each APT installation.
   * List all pending bugs of a package:

post_install_sid.sh

@@ -135,6 +135,10 @@ grub_timeout='5'
 new_username=$(ls -1 /home | grep -v "lost+found" | tail -n 1)
 new_user_mail="${new_username}"
 
+# Strate 1 server from Paris Astronomical Observatory (obspm)
+# http://syrte.obspm.fr/informatique/ntp_infos.php
+ntp_server='ntp-p1.obspm.fr'
+
 # Load personnal informations (new_username, new_user_mail, …) and override some variables
 if [ -f ${script_path}/informations ]; then
   . ${script_path}/informations
@@ -609,7 +613,7 @@ aptins "Dev tools" build-essential binutils cpp debconf-utils gcc g++ make
 preconfig hddtemp
 
 ##### Installation
-aptins "Admin tools for cli" acpitool alien apt-file apt-listbugs apt-rdepends apt-show-source apt-show-versions dctrl-tools  debian-goodies dnsutils git git-svn gpm hddtemp htop ifscheme mlocate mercurial module-assistant ncdu netdiscover netselect-apt nmap ntp parted pastebinit rsyslog sudo sysv-rc-conf tcpdump tree
+aptins "Admin tools for cli" acpitool alien apticron apt-file apt-listbugs apt-rdepends apt-show-source apt-show-versions dctrl-tools  debian-goodies dnsutils git git-svn gpm hddtemp htop ifscheme mlocate mercurial module-assistant ncdu netdiscover netselect-apt nmap ntp parted pastebinit rsyslog sudo sysv-rc-conf tcpdump tree
 
 ##### Post-configuration
 ###### apt-file: Synchronize the package contents from their sources.
@@ -629,17 +633,12 @@ 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/
 
-
-###### Ntp: Set a better NTP server (strate 1) for french computer.
-# On commente les serveurs ntp définis par défaut
-sed -i "s/^server/#server/g" /etc/ntp.conf
-cat >> /etc/ntp.conf << EOF
-# Serveur de strate 1 fourni par l'observatoire astronomique de Paris (obspm)
-# http://syrte.obspm.fr/informatique/ntp_infos.php
-server ntp-p1.obspm.fr
-EOF
-# Restart NTP service to apply the new server
-systemctl restart ntp
+###### Ntp: Set a better NTP server.
+if [ ! "$(grep "server ${ntp_server}" /etc/ntp.conf)" ]; then
+  sed -i "s/^server.*/server ${ntp_server}/g" /etc/ntp.conf
+  # Restart NTP service to apply the new server
+  systemctl restart ntp
+fi
 
 ###### Rsyslog: Enable Rsyslog in tty9
 sed -i '/#daemon,mail.\*;/{:label;/^$/q;s/^#//;n;s/^#//;t label;}' /etc/rsyslog.conf