518fb760d3
Dom0's bash does not support associative arrays, however we source `functions` and therefore our scripts fail. This change breaks the dependency of dom0 tools on domU functions. Fixes bug: 1379804 Change-Id: I229e2d5f07070a9236ec612d4032c94c4361a9f6
185 lines
4.4 KiB
Bash
Executable File
185 lines
4.4 KiB
Bash
Executable File
#!/bin/bash
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# This script is run by install_os_domU.sh
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#
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# It modifies the ubuntu image created by install_os_domU.sh
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# and previously moodified by prepare_guest_template.sh
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#
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# This script is responsible for:
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# - pushing in the DevStack code
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# - creating run.sh, to run the code on boot
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# It does this by mounting the disk image of the VM.
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#
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# The resultant image is then templated and started
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# by install_os_domU.sh
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# Exit on errors
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set -o errexit
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# Echo commands
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set -o xtrace
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# This directory
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TOP_DIR=$(cd $(dirname "$0") && pwd)
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# Include onexit commands
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. $TOP_DIR/scripts/on_exit.sh
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# xapi functions
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. $TOP_DIR/functions
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# Source params - override xenrc params in your localrc to suite your taste
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source xenrc
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#
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# Parameters
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#
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GUEST_NAME="$1"
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function _print_interface_config {
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local device_nr
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local ip_address
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local netmask
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device_nr="$1"
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ip_address="$2"
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netmask="$3"
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local device
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device="eth${device_nr}"
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echo "auto $device"
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if [ $ip_address == "dhcp" ]; then
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echo "iface $device inet dhcp"
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else
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echo "iface $device inet static"
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echo " address $ip_address"
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echo " netmask $netmask"
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fi
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# Turn off tx checksumming for better performance
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echo " post-up ethtool -K $device tx off"
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}
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function print_interfaces_config {
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echo "auto lo"
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echo "iface lo inet loopback"
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_print_interface_config $PUB_DEV_NR $PUB_IP $PUB_NETMASK
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_print_interface_config $VM_DEV_NR $VM_IP $VM_NETMASK
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_print_interface_config $MGT_DEV_NR $MGT_IP $MGT_NETMASK
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}
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#
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# Mount the VDI
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#
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STAGING_DIR=$($TOP_DIR/scripts/manage-vdi open $GUEST_NAME 0 1 | grep -o "/tmp/tmp.[[:alnum:]]*")
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add_on_exit "$TOP_DIR/scripts/manage-vdi close $GUEST_NAME 0 1"
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# Make sure we have a stage
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if [ ! -d $STAGING_DIR/etc ]; then
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echo "Stage is not properly set up!"
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exit 1
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fi
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# Only support DHCP for now - don't support how different versions of Ubuntu handle resolv.conf
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if [ "$MGT_IP" != "dhcp" ] && [ "$PUB_IP" != "dhcp" ]; then
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echo "Configuration without DHCP not supported"
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exit 1
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fi
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# Copy over devstack
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rm -f /tmp/devstack.tar
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cd $TOP_DIR/../../
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tar --exclude='stage' --exclude='xen/xvas' --exclude='xen/nova' -cvf /tmp/devstack.tar .
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mkdir -p $STAGING_DIR/opt/stack/devstack
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tar xf /tmp/devstack.tar -C $STAGING_DIR/opt/stack/devstack
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cd $TOP_DIR
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# Create an upstart job (task) for devstack, which can interact with the console
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cat >$STAGING_DIR/etc/init/devstack.conf << EOF
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start on stopped rc RUNLEVEL=[2345]
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console output
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task
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pre-start script
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rm -f /var/run/devstack.succeeded
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end script
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script
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initctl stop hvc0 || true
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# Read any leftover characters from standard input
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while read -n 1 -s -t 0.1 -r ignored; do
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true
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done
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clear
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chown -R $STACK_USER /opt/stack
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if su -c "/opt/stack/run.sh" $STACK_USER; then
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touch /var/run/devstack.succeeded
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fi
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# Update /etc/issue
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{
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echo "OpenStack VM - Installed by DevStack"
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IPADDR=\$(ip -4 address show eth0 | sed -n 's/.*inet \\([0-9\.]\\+\\).*/\1/p')
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echo " Management IP: \$IPADDR"
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echo -n " Devstack run: "
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if [ -e /var/run/devstack.succeeded ]; then
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echo "SUCCEEDED"
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else
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echo "FAILED"
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fi
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echo ""
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} > /etc/issue
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initctl start hvc0 > /dev/null 2>&1
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end script
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EOF
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# Configure the hostname
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echo $GUEST_NAME > $STAGING_DIR/etc/hostname
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# Hostname must resolve for rabbit
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HOSTS_FILE_IP=$PUB_IP
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if [ $MGT_IP != "dhcp" ]; then
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HOSTS_FILE_IP=$MGT_IP
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fi
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cat <<EOF >$STAGING_DIR/etc/hosts
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$HOSTS_FILE_IP $GUEST_NAME
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127.0.0.1 localhost localhost.localdomain
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EOF
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# Configure the network
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print_interfaces_config > $STAGING_DIR/etc/network/interfaces
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# Gracefully cp only if source file/dir exists
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function cp_it {
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if [ -e $1 ] || [ -d $1 ]; then
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cp -pRL $1 $2
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fi
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}
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# Copy over your ssh keys and env if desired
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COPYENV=${COPYENV:-1}
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if [ "$COPYENV" = "1" ]; then
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cp_it ~/.ssh $STAGING_DIR/opt/stack/.ssh
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cp_it ~/.ssh/id_rsa.pub $STAGING_DIR/opt/stack/.ssh/authorized_keys
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cp_it ~/.gitconfig $STAGING_DIR/opt/stack/.gitconfig
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cp_it ~/.vimrc $STAGING_DIR/opt/stack/.vimrc
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cp_it ~/.bashrc $STAGING_DIR/opt/stack/.bashrc
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fi
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# Configure run.sh
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cat <<EOF >$STAGING_DIR/opt/stack/run.sh
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#!/bin/bash
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set -eux
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cd /opt/stack/devstack
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./unstack.sh || true
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./stack.sh
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EOF
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chmod 755 $STAGING_DIR/opt/stack/run.sh
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