+++ /dev/null
-#!/bin/bash
-# main autocluster script
-#
-# Copyright (C) Andrew Tridgell 2008
-# Copyright (C) Martin Schwenke 2008
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
-
-if [ -f "$0" ]; then
- installdir="`dirname \"$0\"`"
-else
- autocluster=`which $0`
- installdir="`dirname \"$autocluster\"`"
-fi
-
-config="config"
-set -e
-
-####################
-# show program usage
-usage ()
-{
- cat >&2 <<EOF
-Usage: autocluster [OPTION] ... <COMMAND>
- options:
- -c <file> specify config file (default is "config")
- -x enable script debugging
-
- commands:
- create base
- create a base image
-
- create cluster CLUSTERNAME
- create a full cluster
-
- create node CLUSTERNAME NODENUMBER
- create one cluster node
-
- create tsm CLUSTERNAME
- create a TSM server node
-
- mount DISK
- mount a qemu disk on mnt/
-
- unmount
- unmount a qemu disk from mnt/
-
- bootbase
- boot the base image
-
- testproxy
- test your proxy setup
-EOF
- exit 1
-}
-
-
-###############################
-# create a single node
-create_node() {
- CLUSTER="$1"
- NODENUMBER="$2"
- NAME="$CLUSTER""n$NODENUMBER"
- BASE="$VIRTBASE/$BASENAME.img"
- DISK="$VIRTBASE/$CLUSTER/$NAME.qcow2"
- NUMSHARED=3
-
- # first node might need more memory for SoFS GUI
- if [ $NODENUMBER = 1 -a $GUIMEM -gt $MEM ]; then
- MEM=$GUIMEM
- fi
-
- echo "Creating cluster node $NAME"
-
- mkdir -p $VIRTBASE/$CLUSTER
-
- echo "Creating the disk"
- rm -f "$DISK"
- qemu-img create -b "$BASE" -f qcow2 "$DISK"
-
- IPNUM=`expr $FIRSTIP + $NODENUMBER`
-
- mount_disk $DISK
- setup_base
- setup_network
- unmount_disk
-
- mkdir -p tmp
-
- MAC1=`get_macaddr $CLUSTER $NODENUMBER 1`
- MAC2=`get_macaddr $CLUSTER $NODENUMBER 2`
- MAC3=`get_macaddr $CLUSTER $NODENUMBER 3`
- UUID=`uuidgen`
-
- echo "Creating $NAME.xml"
- substitute_vars $NODE_TEMPLATE tmp/$NAME.xml
-
- # install the XML file
- virsh undefine $NAME > /dev/null 2>&1 || true
- virsh define tmp/$NAME.xml
-}
-
-
-###############################
-# create a TSM node
-create_tsm() {
- CLUSTER="$1"
- NAME="$CLUSTER""tsm"
- BASE="$VIRTBASE/$BASENAME.img"
- DISK="$VIRTBASE/$CLUSTER/$NAME.qcow2"
- TSMDISK="$VIRTBASE/$CLUSTER/tsmstorage.qcow2"
-
- echo "Creating TSM cluster node $NAME"
-
- mkdir -p $VIRTBASE/$CLUSTER
-
- echo "Creating the disk"
- rm -f "$DISK"
- qemu-img create -b "$BASE" -f qcow2 "$DISK"
-
- echo "Creating tsm disk"
- qemu-img create -f qcow2 "$TSMDISK" $TSMDISKSIZE
- # setup a nice ID at the start of the disk
- echo "SOFS-`uuidgen`" > tmp/diskid
- dd if=tmp/diskid of=$TSMDISK conv=notrunc bs=1 > /dev/null 2>&1
-
- # TSM server is first IP in the cluster
- IPNUM=$FIRSTIP
-
- mount_disk $DISK
- setup_base
- setup_network
- unmount_disk
-
- UUID=`uuidgen`
- MAC1=`get_macaddr $CLUSTER 0 0`
-
- echo "Creating $NAME.xml"
- substitute_vars $TSM_TEMPLATE tmp/$NAME.xml
-
- # install the XML file
- virsh undefine $NAME > /dev/null 2>&1 || true
- virsh define tmp/$NAME.xml
-}
-
-
-###############################
-# create a whole cluster
-create_cluster() {
- CLUSTER="$1"
-
- mkdir -p $VIRTBASE/$CLUSTER
- mkdir -p $KVMLOG
-
- echo "Creating 3 shared disks"
- for i in `seq 1 3`; do
- qemu-img create -f raw $VIRTBASE/$CLUSTER/shared$i $SHAREDDISKSIZE
- # setup a nice ID at the start of the disk
- echo "SOFS-`uuidgen`" > tmp/diskid
- dd if=tmp/diskid of=$VIRTBASE/$CLUSTER/shared$i conv=notrunc bs=1 > /dev/null 2>&1
- done
-
- echo "Creating $NUMNODES base nodes"
- for i in `seq 1 $NUMNODES`; do
- create_node "$CLUSTER" $i
- done
-
- echo "Creating TSM server node"
- create_tsm "$CLUSTER"
-}
-
-###################
-# create base image
-create_base() {
-
- NAME="$BASENAME"
- DISK="$VIRTBASE/$NAME.img"
-
- echo "Creating the disk"
- qemu-img create -f raw "$DISK" $DISKSIZE
-
- rm -rf tmp
- mkdir -p mnt tmp tmp/ISO
-
- setup_timezone
- setup_repos
-
-
- echo "Creating kickstart file from template"
- substitute_vars "$KICKSTART" "tmp/ks.cfg"
-
- echo "Creating kickstart floppy"
- dd if=/dev/zero of=tmp/floppy.img bs=1024 count=1440
- mkdosfs tmp/floppy.img
- mount -o loop -t msdos tmp/floppy.img mnt
- cp tmp/ks.cfg mnt
- mount -o loop,ro $ISO tmp/ISO
-
- echo "Setting up bootloader"
- cp tmp/ISO/isolinux/isolinux.bin tmp
- cp tmp/ISO/isolinux/vmlinuz tmp
- cp tmp/ISO/isolinux/initrd.img tmp
- umount tmp/ISO
- umount mnt
-
- UUID=`uuidgen`
-
- substitute_vars $INSTALL_TEMPLATE tmp/$NAME.xml
-
- rm -f $KVMLOG/serial.$NAME
-
- # boot the install CD
- virsh create tmp/$NAME.xml
-
- echo "Waiting for install to start"
- sleep 2
-
- # wait for the install to finish
- cat <<EOF > tmp/wait.exp
-spawn tail -f $KVMLOG/serial.$NAME
-expect -timeout 3600 "you may safely reboot your system"
-EOF
-
- expect tmp/wait.exp
- virsh destroy $NAME
-
- if ! grep "you may safely reboot your system" $KVMLOG/serial.$NAME > /dev/null; then
- echo "Failed to create base image $DISK"
- exit 1
- fi
-
- ls -l $DISK
- cat <<EOF
-
-Install finished, base image $DISK created
-
-You may wish to run
- chattr +i $DISK
-To ensure that this image does not change
-
-EOF
-}
-
-
-
-###############################
-# boot the base disk
-boot_base() {
- CLUSTER="$1"
-
- NAME="$BASENAME"
- DISK="$VIRTBASE/$NAME.img"
-
- rm -rf tmp
- mkdir -p tmp
-
- IPNUM=$FIRSTIP
- CLUSTER="base"
-
- mount_disk $DISK
- setup_base
- unmount_disk
-
- UUID=`uuidgen`
-
- echo "Creating $NAME.xml"
- substitute_vars $BOOT_TEMPLATE tmp/$NAME.xml
-
- # boot the base system
- virsh create tmp/$NAME.xml
-}
-
-###############################
-# test the proxy setup
-test_proxy() {
- export http_proxy=$WEBPROXY
- wget -O /dev/null $INSTALL_SERVER
- echo "Proxy OK"
-}
-
-######################################################################
-
-
-############################
-# parse command line options
-temp=$(getopt -n "$prog" -o "c:xh" -l help -- "$@")
-
-[ $? != 0 ] && usage
-
-eval set -- "$temp"
-
-while true ; do
- case "$1" in
- -c) config="$2" ; shift; shift ;;
- -x) set -x; shift ;;
- --) shift ; break ;;
- -h|--help|*) usage ;; # Shouldn't happen, so this is reasonable.
- esac
-done
-
-. "$config"
-. "$installdir/functions"
-
-# check for needed programs
-check_command nbd-client
-check_command expect
-check_command qemu-nbd
-
-[ $# -lt 1 ] && usage
-
-command="$1"
-shift
-
-case $command in
- create)
- type=$1
- shift
- case $type in
- base)
- [ $# != 0 ] && usage
- create_base;
- ;;
- cluster)
- [ $# != 1 ] && usage
- create_cluster "$1";
- ;;
- node)
- [ $# != 2 ] && usage
- create_node "$1" "$2";
- ;;
- tsm)
- [ $# != 1 ] && usage
- create_tsm "$1";
- ;;
- *)
- usage;
- ;;
- esac
- ;;
- mount)
- [ $# != 1 ] && usage
- mount_disk "$1"
- ;;
- unmount)
- [ $# != 0 ] && usage
- unmount_disk
- ;;
- bootbase)
- boot_base;
- ;;
- testproxy)
- test_proxy;
- ;;
- *)
- usage;
- ;;
-esac
-
-
git.samba.org / tridge / autocluster.git / blobdiff