108 lines
2.4 KiB
Bash
Executable File
108 lines
2.4 KiB
Bash
Executable File
#!/bin/bash
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# This script is run by config_devstack_domu_vm.sh
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#
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# It modifies the ubuntu image created by config_devstack_domu_vm.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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# 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 config_devstack_domu_vm.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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THIS_DIR=$(cd $(dirname "$0") && pwd)
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TOP_DIR="$THIS_DIR/../"
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SCRIPT_DIR="$TOP_DIR/scripts"
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COMM_DIR="$TOP_DIR/common"
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CONF_DIR="$TOP_DIR/conf"
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# Include onexit commands
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. $SCRIPT_DIR/on_exit.sh
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# xapi functions
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. $COMM_DIR/functions
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# Source params
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source $CONF_DIR/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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# 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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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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