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More tightly control/monitor network bringup

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git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@9845 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
jbjohnso 2011-06-17 20:16:38 +00:00
parent b99600a876
commit 2d88f0c0e6
3 changed files with 54 additions and 3 deletions
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2
xCAT-nbroot2/check
View File

@ -1,3 +1,3 @@
#!/bin/sh
[ "$1" = "-d" ] && echo network
#[ "$1" = "-d" ] && echo network #they pull in too much
exit 0

4
xCAT-nbroot2/install
View File

@ -3,8 +3,10 @@ echo $drivers
dracut_install wget openssl tar ipmitool cpio gzip dash modprobe touch echo cut wc
dracut_install grep ip hostname awk egrep grep dirname expr
dracut_install mount.nfs sshd vi reboot lspci parted libvirtd /usr/share/libvirt/cpu_map.xml mkfs mkfs.ext4 mkfs.btrfs
dracut_install mkswap df brctl vconfig ifenslave ssh-keygen /usr/libexec/qemu-kvm scp clear
dracut_install mkswap df brctl vconfig ifenslave ssh-keygen /usr/libexec/qemu-kvm scp clear dhclient
dracut_install poweroff
inst "$moddir/xcatroot" "/sbin/xcatroot"
inst "$moddir/dhclient-script" "/sbin/dhclient-script"
inst "/root/.ssh/id_rsa.pub" "/.ssh/authorized_keys"
inst "/lib/terminfo/l/linux" "/lib/terminfo/l/linux"
inst_hook cmdline 10 "$moddir/xcat-cmdline.sh"

51
xCAT-nbroot2/xcat-cmdline.sh
View File

@ -2,13 +2,62 @@ root=1
rootok=1
netroot=xcat
clear
echo "Wating for network to become available..."
echo '[ -e $NEWROOT/proc ]' > /initqueue-finished/xcatroot.sh
udevd --daemon
udevadm trigger
mkdir -p /var/lib/dhclient/
if [ ! -z "$BOOTIF" ]; then
BOOTIF=`echo $BOOTIF|sed -e s/01-// -e s/-/:/g`
echo -n "Waiting for device with address $BOOTIF to appear.."
gripeiter=300
while [ -z "$bootnic" ]; do
bootnic=`ip link show|grep -B1 $BOOTIF|grep mtu|awk '{print $2}'`
sleep 0.1
if [ $gripeiter = 0 ]; then
echo "ERROR"
echo "Unable to find boot device (maybe the nbroot is missing the driver for your nic?)"
while :; do sleep 365d; done
fi
gripeiter=$((gripeiter-1))
done
fi
echo "Done"
if [ -z "$bootnic" ]; then
echo "ERROR: BOOTIF missing, can't detect boot nic"
fi
if [ -r /sys/devices/virtual/dmi/id/product_uuid ]; then
duid='default-duid "\\000\\004';
for i in `sed -e s/-//g -e 's/\(..\)/\1 /g' /sys/devices/virtual/dmi/id/product_uuid`; do
octnum="\\"`printf "\\%03o" 0x$i`
duid=$duid$octnum
done
duid=$duid'";'
echo $duid > /var/lib/dhclient/dhclient6.leases
fi
#/bin/dash
mkdir -p /etc/ssh
mkdir -p /var/empty/sshd
echo root:x:0:0::/:/bin/sh >> /etc/passwd
echo sshd:x:30:30:SSH User:/var/empty/sshd:/sbin/nologin >> /etc/passwd
ssh-keygen -q -t rsa -f /etc/ssh/ssh_host_rsa_key -C '' -N ''
ssh-keygen -q -t dsa -f /etc/ssh/ssh_host_dsa_key -C '' -N ''
echo 'Protocol 2' >> /etc/ssh/sshd_config
/usr/sbin/sshd
dhclient $bootnic &
dhclient -6 $bootnic -lf /var/lib/dhclient/dhclient6.leases &
gripeiter=101
echo -n "Acquiring network addresses.."
while ! ip addr show dev $bootnic|grep -v 'scope link'|grep -v 'dynamic'|grep -v inet6|grep inet > /dev/null; do
sleep 0.1
if [ $gripeiter = 1 ]; then
echo
echo "It seems to be taking a while to acquire an IPv4 address, you may want to check spanning tree..."
fi
gripeiter=$((gripeiter-1))
done
echo -n "Acquired IPv4 address "
ip addr show dev $bootnic|grep -v 'scope link'|grep -v 'dynamic'|grep -v inet6|grep inet|awk '{print $2}'
/bin/dash