initial version of create-cumulus-vx-image.sh

create-cumulusvx-image/create-cumulus-vx-image.sh

+#!/bin/bash
+# create-cumulus-vx-image.sh V0.1
+# HS-Fulda - sebastian.rieger@informatik.hs-fulda.de
+
+# usage
+if [ ! $# -eq 2 ] ; then
+  echo -e "usage: $0 <CumulusVX.qcow2> <new glance image name>, e.g.:\n"
+  echo "$0 CumulusVX-2.5.3-f3df86c478e1a4ef.qcow2 CumulusVX"
+  exit -1
+fi
+
+# sudo check
+if [ ! $UID -eq 0 ] ; then
+  echo "Insufficient privileges. Please consider using sudo -s."
+  exit -1
+fi
+
+CUMULUS_QCOW2=$1
+CUMULUS_QCOW2_BASENAME=$(basename -s .qcow2 $1)
+CUMULUS_PATCHED_QCOW2=$1-patched.qcow2
+GLANCE_IMAGE_NAME=$2
+GLANCE_IMAGE_RELEASE=$CUMULUS_QCOW2_BASENAME
+TMP_NAME="CumulusVX-$GLANCE_IMAGE_RELEASE"
+TIMESTAMP=$(date +%Y%m%d%H%M%S)
+
+echo
+echo "Creating CumulusVX image..."
+echo "==========================================================="
+
+qemu-img convert -O raw $CUMULUS_QCOW2 $CUMULUS_QCOW2_BASENAME.raw
+LOOPDEV=$(kpartx -av $CUMULUS_QCOW2_BASENAME.raw)
+LOOPDEV_PART1=$(echo "$LOOPDEV" | sed '1q;d' | cut -d " " -f 3)
+LOOPDEV_PART2=$(echo "$LOOPDEV" | sed '2q;d' | cut -d " " -f 3)
+
+mkdir cumulusvx-boot-$TIMESTAMP
+mkdir cumulusvx-root-$TIMESTAMP
+
+echo
+echo "Injecting changes to use serial console and startup script to get switch config..."
+echo "=================================================================================="
+
+mount /dev/mapper/$LOOPDEV_PART1 cumulusvx-boot-$TIMESTAMP
+mount /dev/mapper/$LOOPDEV_PART2 cumulusvx-root-$TIMESTAMP
+# changing grub and inittab to use a serial console on kernel command line
+sed -i.bak -e s/"linux \/bzImage root=\/dev\/sda2"/"linux \/bzImage root=\/dev\/sda2 console=ttyS0 console=tty0"/g cumulusvx-root-$TIMESTAMP/vbox_grub.cfg
+sed -i.bak -e s/"linux \/bzImage root=\/dev\/sda2"/"linux \/bzImage root=\/dev\/sda2 console=ttyS0 console=tty0"/g cumulusvx-boot-$TIMESTAMP/grub/grub.cfg
+sed -i.bak -e s/"# S0:3:respawn:\/sbin\/getty -L \$(get-cmdline-console) vt100"/"S0:3:respawn:\/sbin\/getty -L \$(get-cmdline-console) vt100"/g cumulusvx-root-$TIMESTAMP/etc/inittab
+sed -i.bak -e s/"^exit 0$"/""/g cumulusvx-root-$TIMESTAMP/etc/rc.local
+cat << EOF >> cumulusvx-root-$TIMESTAMP/etc/rc.local
+mkdir /virl-config
+mount /dev/sdb1 /virl-config
+chmod +x /virl-config/cumulusvx.sh
+/virl-config/cumulusvx.sh >/var/log/virl-startup.log
+EOF
+
+bash
+
+# inject script to handle dhcp for eth0 and import of config defined in VM Maestro (config-drive)
+
+umount cumulusvx-boot-$TIMESTAMP
+umount cumulusvx-root-$TIMESTAMP
+rm -rf cumulusvx-boot-$TIMESTAMP
+rm -rf cumulusvx-root-$TIMESTAMP
+kpartx -d $CUMULUS_QCOW2_BASENAME.raw
+
+echo
+echo "Saving CumulusVX image..."
+echo "==========================================================="
+
+qemu-img convert -O qcow2 $CUMULUS_QCOW2_BASENAME.raw $CUMULUS_PATCHED_QCOW2
+
+# use e1000 for now as with virtio we get dhcp errors due to "bad udp checksum" in Debian
+glance image-create --container-format bare --disk-format qcow2 --is-public true --name $GLANCE_IMAGE_NAME \
+  --file $CUMULUS_PATCHED_QCOW2 --property hw_disk_bus=ide --property serial=1 \
+  --property hw_vif_model=e1000 --property hw_cdrom_type=ide --property release="$GLANCE_IMAGE_RELEASE" --property subtype=CumulusVX --property config_disk_type=disk
+
+echo
+echo "Cleaning up..."
+echo "==========================================================="
+
+rm $CUMULUS_QCOW2_BASENAME.raw

create-cumulusvx-image/dynamic-subtype-CumulusVX.json

+{
+  "dynamic-subtypes": [
+    {
+      "config_disk_type": "disk", 
+      "interface_pattern": "swp{0}", 
+      "interface_first": 1, 
+      "interface_range": 25, 
+      "interface_management": "eth0", 
+      "baseline_flavor": "CumulusVX.small", 
+      "baseline_image": "CumulusVX", 
+      "gui_icon": "iosvl2", 
+      "config_file": "/cumulusvx.sh", 
+      "gui_visible": true, 
+      "plugin_base": "generic", 
+      "plugin_name": "CumulusVX", 
+      "plugin_desc": "CumulusVX", 
+      "hw_vm_extra": "", 
+      "cli_serial": 1
+    }
+  ]
+}
\ No newline at end of file

create-cumulusvx-image/minimal-config-CumulusVX.txt

+#!/bin/bash
+touch /tmp/cumulusvx-config
+useradd -m cisco -s /bin/bash
+echo "cisco:cisco" | chpasswd
+addgroup cisco sudo