path: root/helper/distribution.inc

detect_distribution () {
   # Set up distribution and package management
   # Lowercase distributor ID is what we use as the general distribution name
   SYS_DISTRIBUTION=$(lsb_release -is | tolower | sed -r 's/[^a-z0-9]//g;s/project$//g;s/scientificsl$/scientific/g')
   # Then determine packet manager
   case "$SYS_DISTRIBUTION" in
   ubuntu)
      PACKET_MANAGER="apt"
      PACKET_HANDLER="dpkg"
		detect_ubuntu_lts
      ;;  
   debian)
      PACKET_MANAGER="apt"
      PACKET_HANDLER="dpkg"
      ;;  
   opensuse)
      PACKET_MANAGER="zypper"
      PACKET_HANDLER="rpm"
      ;;  
   scientific)
      PACKET_MANAGER="yum"
      PACKET_HANDLER="rpm"
      ;;  
   *)  
      perror "Unknown Distribution: $SYS_DISTRIBUTION - Please specify its packet manager in remote/setup_target"
      ;;  
   esac
   # Get version - we mangle this quite a bit. first make sure it has no spaces, then split version at period (.), underscore (_) and dash (-)
   SYS_VERSION=$(lsb_release -rs | tolower)
   local VERSION=$(echo $SYS_VERSION | sed -r 's/\s//g;s/[\._]/ /g;s/-//g')
   local STRTMP=""
   PRINT_SYS_VERSIONS="*.conf.$SYS_DISTRIBUTION"
   SYS_VERSIONS="$SYS_DISTRIBUTION"
   for PART in $VERSION; do
      [ -z "$PART" ] && continue
      STRTMP+=".$PART"
      SYS_VERSIONS="${SYS_DISTRIBUTION}${STRTMP} $SYS_VERSIONS"
      PRINT_SYS_VERSIONS="*.conf.${SYS_DISTRIBUTION}${STRTMP} $PRINT_SYS_VERSIONS"
   done
   pinfo "Config source order: *.conf first, then the first one of these (if found)"
   pinfo "$PRINT_SYS_VERSIONS"
}

detect_ubuntu_lts () {
	local TMP=$(dpkg -S /usr/bin/Xorg)
	[[ "$TMP" == xserver-xorg* ]] || perror "Could not detect xserver package version (returned: $TMP)"
	TMP=${TMP%: *}
	TMP=${TMP#xserver-xorg-core}
	pinfo "Ubuntu LTS Xorg suffix: $TMP"
	UBUNTU_XORG_PKG_SUFFIX="$TMP"
}