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Updated genimage for rh/centos/fedora only to support NFS,

Browse Source 
and robust wget.


git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@1184 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
datajerk 2008-04-24 16:06:50 +00:00
parent f87a94b181
commit fb84e5b1d2
1 changed files with 65 additions and 25 deletions
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90
xCAT-server-2.0/share/xcat/netboot/rh/genimage
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@ -4,6 +4,7 @@ use File::Path;
use File::Copy;
use File::Find;
use Getopt::Long;
#use strict;
Getopt::Long::Configure("bundling");
Getopt::Long::Configure("pass_through");
@ -185,30 +186,57 @@ sub mkinitrd {
foreach (@ndrivers) {
print $inifile "insmod /lib/$_\n";
}
print $inifile "netstart\n";
print $inifile "cd /\n";
print $inifile "for i in `cat /proc/cmdline`; do\n";
print $inifile " KEY=`echo \$i |awk -F= '{print \$1}'`\n";
print $inifile " if [ \"\$KEY\" == 'imgurl' ]; then\n";
print $inifile " VALUE=`echo \$i |awk -F= '{print \$2}'`\n";
print $inifile " if [ \"http\" == \"`echo \$VALUE|awk -F: '{print \$1}'`\" ]; then\n";
print $inifile " wget \$VALUE\n";
print $inifile " fi\n";
print $inifile " fi\n";
print $inifile "done\n";
print $inifile "if [ -r /rootimg.sfs ]; then\n";
print $inifile " echo Setting up squashfs with ram overlay\n";
print $inifile " mknod /dev/loop0 b 7 0\n";
print $inifile " mkdir -p /ro\n";
print $inifile " mkdir -p /rw\n";
print $inifile " mount -t squashfs /rootimg.sfs /ro\n";
if ($rootlimit) {
print $inifile " mount -o size=$rootlimit -t tmpfs rw /rw\n";
} else {
print $inifile " mount -t tmpfs rw /rw\n";
}
print $inifile " mount -t aufs -o dirs=/rw:/ro mergedroot /sysroot\n";
print $inifile <<EOMS;
netstart
cd /
for i in `cat /proc/cmdline`; do
KEY=`echo \$i |awk -F= '{print \$1}'`
if [ "\$KEY" == 'imgurl' ]; then
VALUE=`echo \$i |awk -F= '{print \$2}'`
if [ "http" == "`echo \$VALUE|awk -F: '{print \$1}'`" ]; then
#NOTE needs FT retry code to scale
#NOTE: should prob have max count
FILENAME=`echo \$VALUE|awk -F/ '{print \$NF}'`
while [ ! -r "\$FILENAME" ]; do
echo Getting \$VALUE...
if ! wget \$VALUE; then
sleep 5 #should be random, exponential for scale
rm -f \$FILENAME
fi
done
NFS=0
fi
if [ "nfs" == "`echo \$VALUE|awk -F: '{print \$1}'`" ]; then
NFS=1
SERVER=`echo \$VALUE|awk -F/ '{print \$3}'`
ROOTDIR=`echo \$VALUE|awk -F/ '{for(i=4;i<=NF;i++) printf "/%s",\$i}'`
fi
fi
done
if [ "\$NFS" = "1" ]; then
echo Setting up nfs with ram overlay.
mknod /dev/loop0 b 7 0
mkdir -p /ro
mkdir -p /rw
#NOTE: should prob have max count
while [ ! -d /ro/bin ]; do
echo mounting \$SERVER:\$ROOTDIR on /ro
mount.nfs \$SERVER:\$ROOTDIR /ro -r -n -o nolock
sleep 5 #should be random, exponential for scale
done
mount -t tmpfs rw /rw
mount -t aufs -o dirs=/rw:/ro mergedroot /sysroot
elif [ -r /rootimg.sfs ]; then
echo Setting up squashfs with ram overlay.
mknod /dev/loop0 b 7 0
mkdir -p /ro
mkdir -p /rw
mount -t squashfs /rootimg.sfs /ro
mount -t tmpfs rw /rw
mount -t aufs -o dirs=/rw:/ro mergedroot /sysroot
EOMS
print $inifile "elif [ -r /rootimg.gz ]; then\n";
print $inifile "echo Setting up RAM-root tmpfs.\n";
if ($rootlimit) {
print $inifile " mount -o size=$rootlimit -t tmpfs rootfs /sysroot\n";
} else {
@ -229,6 +257,19 @@ sub mkinitrd {
print $inifile " echo -n \$i...\n";
print $inifile " done\n";
print $inifile " echo\n";
print $inifile <<EOMS;
echo "You're dead. rpower nodename reset to play again.
* Did you packimage with -m cpio, -m squashfs, or -m nfs?
* If using -m squashfs did you include aufs.ko with geninitrd?
e.g.: -n tg3,squashfs,aufs,loop
* If using -m nfs did you export NFS and sync rootimg? And
did you include the aufs and nfs modules in the proper order:
e.g.: -n tg3,aufs,loop,sunrpc,lockd,nfs_acl,nfs
"
sleep 5
EOMS
print $inifile " exit\n";
print $inifile "fi\n";
print $inifile "cd /\n";
@ -248,7 +289,7 @@ sub mkinitrd {
push @filestoadd,[$_,"lib/$_"];
}
}
foreach ("bin/cpio","sbin/nash","sbin/busybox.anaconda","sbin/rmmod") {
foreach ("bin/cpio","sbin/nash","sbin/busybox.anaconda","sbin/rmmod","sbin/mount.nfs") {
getlibs($_);
push @filestoadd,$_;
}
@ -368,4 +409,3 @@ sub generic_post { #This function is meant to leave the image in a state approxi
rename(<$installroot/netboot/$osver/$arch/$profile/rootimg/boot/vmlinuz*>,"$installroot/netboot/$osver/$arch/$profile/kernel");
}