From 274194bb4e7d1f348247ebbc1377ac4208270fd2 Mon Sep 17 00:00:00 2001 From: Sebastian Rieger Date: Sat, 20 Feb 2016 00:10:01 +0100 Subject: [PATCH] initial version of f5 bigip image creation for virl --- .../create-f5-big-ip-image.sh | 166 ++++++++++++++++++ .../dynamic-subtype-F5-BIGIP.json | 25 +++ .../minimal-config-F5-BIGIP.txt | 2 + 3 files changed, 193 insertions(+) create mode 100644 create-f5-bigip-image/create-f5-big-ip-image.sh create mode 100644 create-f5-bigip-image/dynamic-subtype-F5-BIGIP.json create mode 100644 create-f5-bigip-image/minimal-config-F5-BIGIP.txt diff --git a/create-f5-bigip-image/create-f5-big-ip-image.sh b/create-f5-bigip-image/create-f5-big-ip-image.sh new file mode 100644 index 0000000..6cbf218 --- /dev/null +++ b/create-f5-bigip-image/create-f5-big-ip-image.sh @@ -0,0 +1,166 @@ +#!/bin/bash +# create-f5-big-ip-image.sh +# HS-Fulda - sebastian.rieger@informatik.hs-fulda.de +# +# changelog: +# +# V0.1 initial version + +# usage +if [ ! $# -eq 2 ] ; then + echo -e "usage: $0 , e.g.:\n" + echo "$0 BIGIP-12.0.0.0.0.606.qcow2 F5-BIGIP" + exit -1 +fi + +# sudo check +if [ ! $UID -eq 0 ] ; then + echo "Insufficient privileges. Please consider using sudo -s." + exit -1 +fi + +BIGIP_QCOW2=$1 +BIGIP_QCOW2_BASENAME=$(basename -s .qcow2 $1) +BIGIP_PATCHED_QCOW2=$1-patched.qcow2 +GLANCE_IMAGE_NAME=$2 +GLANCE_IMAGE_RELEASE=$BIGIP_QCOW2_BASENAME +TMP_NAME="BIGIP-$GLANCE_IMAGE_RELEASE" +TIMESTAMP=$(date +%Y%m%d%H%M%S) + +function safe_unmount() { + echo -n "Unmounting $1..." + RETRY=0 + until umount $1 &>/dev/null + do + echo -n "." + sleep 1 + RETRY=$((RETRY+1)) + if [ "$RETRY" -ge "5" ] ; then + echo + echo "ERROR: unable to unmount working directory $1" + exit 1 + fi + done + echo + return 0 +} + +# check for an existing image with the same name and offer to delete it prior to creating a new one +CHECK_FOR_EXISTING_IMAGE=$(glance image-show $GLANCE_IMAGE_NAME 2>&1) +if [ $? == 0 ] ; then + glance image-show $GLANCE_IMAGE_NAME + echo + echo + read -r -p "There is already an image with the same name in glance. Do you want to overwrite it? [y/N] " RESPONSE + if [[ $RESPONSE =~ ^([yY][eE][sS]|[yY])$ ]] ; then + echo "Deleting existing image $GLANCE_IMAGE_NAME..." + echo "===========================================================" + + glance image-delete $GLANCE_IMAGE_NAME + else + echo "An image with the same name already exists. Either delete this image or choose another name." + exit 1 + fi +fi + +echo +echo "Creating F5 BIGIP image..." +echo "===========================================================" + +qemu-img convert -O raw $BIGIP_QCOW2 $BIGIP_QCOW2_BASENAME.raw +LOOPDEV=$(kpartx -av $BIGIP_QCOW2_BASENAME.raw) +LOOPDEV_PART1=$(echo "$LOOPDEV" | sed '1q;d' | cut -d " " -f 3) +LOOPDEV_PART2=$(echo "$LOOPDEV" | sed '2q;d' | cut -d " " -f 3) +LOOPDEV_PART3=$(echo "$LOOPDEV" | sed '3q;d' | cut -d " " -f 3) + +mkdir bigip-part1-boot-$TIMESTAMP +# part2 is swap +#mkdir bigip-part3-lvm-dat.log.1-$TIMESTAMP +#mkdir bigip-part3-lvm-dat.maint.1-$TIMESTAMP +#mkdir bigip-part3-lvm-dat.share.1-$TIMESTAMP +#mkdir bigip-part3-lvm-dat.swapvol.1-$TIMESTAMP +mkdir bigip-part3-lvm-set.1._config-$TIMESTAMP +#mkdir bigip-part3-lvm-set.1._usr-$TIMESTAMP +#mkdir bigip-part3-lvm-set.1._var-$TIMESTAMP +#mkdir bigip-part3-lvm-set.1.root-$TIMESTAMP + +echo +echo "Injecting changes to use serial console and startup script to get config..." +echo "==================================================================================" + +mount /dev/mapper/$LOOPDEV_PART1 bigip-part1-boot-$TIMESTAMP +# scan for new lvm volumes in part3 +pvscan +# activate the new volume groups +vgchange -ay +mount /dev/mapper/vg--db--hda-set.1._config bigip-part3-lvm-set.1._config-$TIMESTAMP + +## change grub to add kernel config console=ttyS0 +sed -i.bak -e s/"^splashimage="/"#splashimage="/g bigip-part1-boot-$TIMESTAMP/grub/grub.conf +sed -i.bak -e s/"^timeout=8"/"timeout=8\nserial --unit=0 --speed=115200\nterminal --timeout=2 serial console"/g bigip-part1-boot-$TIMESTAMP/grub/grub.conf +sed -i.bak -e s/"default_cpu_order quiet"/"default_cpu_order quiet console=ttyS0"/g bigip-part1-boot-$TIMESTAMP/grub/grub.conf + +## append call to userscript in /config/startup +cat << EOF >> bigip-part3-lvm-set.1._config-$TIMESTAMP/startup +mkdir /virl-config +mount /dev/hdd1 /virl-config +chmod +x /virl-config/bigip-config.sh +/virl-config/bigip-config.sh >/var/log/virl-startup.log +EOF + +#DEBUG: +# run bash to allow manual changes to the image before packing +# +#bash + +safe_unmount bigip-part1-boot-$TIMESTAMP +#part2 is swap +#safe_unmount bigip-part3-lvm-dat.log.1-$TIMESTAMP +#safe_unmount bigip-part3-lvm-dat.maint.1-$TIMESTAMP +#safe_unmount bigip-part3-lvm-dat.share.1-$TIMESTAMP +#safe_unmount bigip-part3-lvm-dat.swapvol.1-$TIMESTAMP +safe_unmount bigip-part3-lvm-set.1._config-$TIMESTAMP +#safe_unmount bigip-part3-lvm-set.1._usr-$TIMESTAMP +#safe_unmount bigip-part3-lvm-set.1._var-$TIMESTAMP +#safe_unmount bigip-part3-lvm-set.1.root-$TIMESTAMP + +rm -rf bigip-part1-boot-$TIMESTAMP +#part2 is swap +#rm -rf bigip-part3-lvm-dat.log.1-$TIMESTAMP +#rm -rf bigip-part3-lvm-dat.maint.1-$TIMESTAMP +#rm -rf bigip-part3-lvm-dat.share.1-$TIMESTAMP +#rm -rf bigip-part3-lvm-dat.swapvol.1-$TIMESTAMP +rm -rf bigip-part3-lvm-set.1._config-$TIMESTAMP +#rm -rf bigip-part3-lvm-set.1._usr-$TIMESTAMP +#rm -rf bigip-part3-lvm-set.1._var-$TIMESTAMP +#rm -rf bigip-part3-lvm-set.1.root-$TIMESTAMP + +# deactive part3 volume groups +vgchange -an +kpartx -d $BIGIP_QCOW2_BASENAME.raw + +echo +echo "Saving F5 BIGIP image..." +echo "===========================================================" + +qemu-img convert -O qcow2 $BIGIP_QCOW2_BASENAME.raw $BIGIP_PATCHED_QCOW2 + +# use recommendations from https://support.f5.com/kb/en-us/products/big-ip_ltm/manuals/product/bigip-ve-kvm-setup-11-3-0/2.html#r_ve_vmware_1022_esx_mach_reqs +glance image-create --container-format bare --disk-format qcow2 --visibility public --name $GLANCE_IMAGE_NAME \ + --file $BIGIP_PATCHED_QCOW2 --property hw_disk_bus=virtio --property serial=1 \ + --property hw_vif_model=virtio --property hw_cdrom_type=ide --property release="$GLANCE_IMAGE_RELEASE" --property subtype=F5-BIGIP --property config_disk_type=disk + +# create default flavor +CHECKING_FOR_EXISTING_FLAVOR=$(nova flavor-show F5-BIGIP.small 2>&1) +if [ $? == 1 ]; then + echo "Creating default flavor F5-BIGIP.small..." + echo "===========================================================" + + nova flavor-create --is-public true F5-BIGIP.small auto 4096 0 2 +fi + +echo +echo "Cleaning up..." +echo "===========================================================" + +rm $BIGIP_QCOW2_BASENAME.raw diff --git a/create-f5-bigip-image/dynamic-subtype-F5-BIGIP.json b/create-f5-bigip-image/dynamic-subtype-F5-BIGIP.json new file mode 100644 index 0000000..b045a72 --- /dev/null +++ b/create-f5-bigip-image/dynamic-subtype-F5-BIGIP.json @@ -0,0 +1,25 @@ +{ + "dynamic-subtypes": [ + { + "config_file": "/bigip-config.sh", + "gui_icon": "application_control_engine", + "plugin_base": "generic", + "interface_management": "eth0", + "interface_pattern": "eth{0}", + "hw_ram": 4096, + "cli_protocol": "ssh", + "hw_disk_bus": "virtio", + "baseline_flavor": "F5-BIGIP.small", + "plugin_name": "F5-BIGIP", + "hw_vcpus": 2, + "interface_first": 1, + "cli_serial": 1, + "plugin_desc": "F5-BIGIP", + "config_disk_type": "disk", + "hw_vm_extra": "", + "hw_vif_model": "virtio", + "baseline_image": "F5-BIGIP", + "gui_visible": true + } + ] +} \ No newline at end of file diff --git a/create-f5-bigip-image/minimal-config-F5-BIGIP.txt b/create-f5-bigip-image/minimal-config-F5-BIGIP.txt new file mode 100644 index 0000000..d2a32ec --- /dev/null +++ b/create-f5-bigip-image/minimal-config-F5-BIGIP.txt @@ -0,0 +1,2 @@ +#!/bin/sh +touch /tmp/virl-f5-bigip-config \ No newline at end of file