can make multiple CDs in a single run

diff --git a/cdcustom.sh b/cdcustom.sh
index 91ea036..67a6b69 100755 (executable)
--- a/cdcustom.sh
+++ b/cdcustom.sh
@@ -11,7 +11,7 @@ COMMAND=$(basename $0)
 
 function usage () {
 
-   echo "Usage: $0 generic-iso node-config"
+   echo "Usage: $0 generic-iso node-config [node-configs]"
    echo "Creates a node-specific ISO image"
    echo "with the node-specific config file embedded as /boot/plnode.txt"
    exit 1
@@ -47,84 +47,85 @@ function main () {
    [[ -z "$@" ]] && usage
    ISOIN=$1; shift
    [[ -z "$@" ]] && usage
-   NODECONF=$1; shift
-   [[ -n "$@" ]] && usage
 
-   NODENAME=$(host_name $NODECONF)
-   if [ -z "$NODENAME" ] ; then
-     echo "HOST_NAME not found in $NODECONF - exiting"
-     exit 1
-   fi
-   
-   ISODIR=$(dirname "$ISOIN")
-   ISOOUT=$ISODIR/$NODENAME.iso
-   ISOLOG=$ISODIR/$NODENAME.log
-
-
-   ### temporary mount point
-   ISOINROOT=$(basename $ISOIN .iso)
-
-   ### checking
-   if [ ! -f $ISOIN ] ; then
-     echo "Could not find template ISO image - exiting" ; exit 1
-   fi
-   if [ ! -f $NODECONF ] ; then
-     echo "Could not find node-specifig config - exiting" ; exit 1
-   fi
-   if [ -e "$ISOINROOT" ] ; then
-     echo "Temporary mount point $ISOINROOT exists, please clean up first - exiting" ; exit 1
-   fi
-   if [ -e  "$ISOOUT" ] ; then
-     echo "$ISOOUT exists, please remove first - exiting" ; exit 1
-   fi
-
-   ### in case the NODECONF is a symlink
-   NODECONFPLAIN=/tmp/$$
-   cp $NODECONF $NODECONFPLAIN
-
-   ### summary
-   echo -e "Generic ISO image:\r\t\t\t$ISOIN"
-   echo -e "Node-specific config:\r\t\t\t$NODECONF"
-   echo -e "Node-specific ISO:\r\t\t\t$ISOOUT"
-   echo -e "Temporary mount-point:\r\t\t\t$ISOINROOT"
+   for NODECONF in "$@" ; do
 
-   echo -ne "OK ? "
-   read answer
-
-   echo -n "Creating mount-point "
-   mkdir -p $ISOINROOT
-   echo Done
-
-   echo -n "Mounting generic image "
-   mount -o ro,loop $ISOIN $ISOINROOT 
-   echo Done
-
-   ### mkisofs needs to have write access on the boot image passed with -b
-   ### and we cannot use the same name as isolinux.bin either, so we change it to isolinux
-   ### the good news is that this way we can check we start from a fresh image
-
-   if [ -e $ISOINROOT/isolinux/isolinux ] ; then
-     echo "$ISOIN already contains isolinux/isolinux"
-     echo "It looks like this is not a first-hand image - exiting"
-     cleanup
-     exit 1
-   fi
-
-   echo -n "Copying isolinux.bin in /tmp/isolinux "
-   cp $ISOINROOT/isolinux/isolinux.bin /tmp/isolinux
-   echo Done
-
-   echo -n "Writing custom image ... "
-   trap abort int hup quit err
-   mkisofs -o $ISOOUT -R -allow-leading-dots -J -r -b isolinux/isolinux \
-   -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table \
-   --graft-points $ISOINROOT isolinux/isolinux=/tmp/isolinux boot/plnode.txt=$NODECONFPLAIN > $ISOLOG 2>&1
-   trap - int hup quit 
-   echo Done
+     NODENAME=$(host_name $NODECONF)
+     if [ -z "$NODENAME" ] ; then
+       echo "HOST_NAME not found in $NODECONF - exiting"
+       exit 1
+     fi
    
-   cleanup
+     ISODIR=$(dirname "$ISOIN")
+     ISOOUT=$ISODIR/$NODENAME.iso
+     ISOLOG=$ISODIR/$NODENAME.log
+
+
+     ### temporary mount point
+     ISOINROOT=$(basename $ISOIN .iso)
+     
+     ### checking
+     if [ ! -f $ISOIN ] ; then
+       echo "Could not find template ISO image - exiting" ; exit 1
+     fi
+     if [ ! -f $NODECONF ] ; then
+       echo "Could not find node-specifig config - exiting" ; exit 1
+     fi
+     if [ -e "$ISOINROOT" ] ; then
+       echo "Temporary mount point $ISOINROOT exists, please clean up first - exiting" ; exit 1
+     fi
+     if [ -e  "$ISOOUT" ] ; then
+       echo "$ISOOUT exists, please remove first - exiting" ; exit 1
+     fi
+     
+     ### in case the NODECONF is a symlink
+     NODECONFPLAIN=/tmp/$$
+     cp $NODECONF $NODECONFPLAIN
+     
+     ### summary
+     echo -e "Generic ISO image:\r\t\t\t$ISOIN"
+     echo -e "Node-specific config:\r\t\t\t$NODECONF"
+     echo -e "Node-specific ISO:\r\t\t\t$ISOOUT"
+     echo -e "Temporary mount-point:\r\t\t\t$ISOINROOT"
+     
+     echo -ne "OK ? "
+     read answer
+     
+     echo -n "Creating mount-point "
+     mkdir -p $ISOINROOT
+     echo Done
+
+     echo -n "Mounting generic image "
+     mount -o ro,loop $ISOIN $ISOINROOT 
+     echo Done
+
+     ### mkisofs needs to have write access on the boot image passed with -b
+     ### and we cannot use the same name as isolinux.bin either, so we change it to isolinux
+     ### the good news is that this way we can check we start from a fresh image
+     
+     if [ -e $ISOINROOT/isolinux/isolinux ] ; then
+       echo "$ISOIN already contains isolinux/isolinux"
+       echo "It looks like this is not a first-hand image - exiting"
+       cleanup
+       exit 1
+     fi
+
+     echo -n "Copying isolinux.bin in /tmp/isolinux "
+     cp $ISOINROOT/isolinux/isolinux.bin /tmp/isolinux
+     echo Done
+     
+     echo -n "Writing custom image ... "
+     trap abort int hup quit err
+     mkisofs -o $ISOOUT -R -allow-leading-dots -J -r -b isolinux/isolinux \
+     -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table \
+     --graft-points $ISOINROOT isolinux/isolinux=/tmp/isolinux boot/plnode.txt=$NODECONFPLAIN > $ISOLOG 2>&1
+     trap - int hup quit 
+     echo Done
+   
+     cleanup
 
-   echo "CD ISO image for $NODENAME in $ISOOUT"
+     echo "CD ISO image for $NODENAME in $ISOOUT"
+   done
 
 }