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125 lines
3.9 KiB
Bash
125 lines
3.9 KiB
Bash
#!/bin/bash
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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mountdir=$(mktemp -d)
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filepath=$mountdir/cloudstack
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user_data=$filepath/userdata/user_data.txt
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vm_password=$filepath/password/vm_password.txt
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declare -A metadata=(
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["availability-zone"]=$filepath/metadata/availability-zone.txt
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["cloud-identifier"]=$filepath/metadata/cloud-identifier.txt
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["instance-id"]=$filepath/metadata/instance-id.txt
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["local-hostname"]=$filepath/metadata/local-hostname.txt
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["local-ipv4"]=$filepath/metadata/local-ipv4.txt
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["public-ipv4"]=$filepath/metadata/public-ipv4.txt
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["service-offering"]=$filepath/metadata/service-offering.txt
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["vm-id"]=$filepath/metadata/vm-id.txt
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["public-key"]=$filepath/metadata/public-keys.txt
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)
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# If lable name is other than config, please change the below line as required
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DefaultDisk=/dev/disk/by-label/config-2
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function usage
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{
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keys=${!metadata[@]}
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echo -e "USAGE: cloud-get-vm-data -options"
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echo -e " where options include:"
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echo -e "\\t-m | --metadata [${keys// / | }] \\n\\t\\tprint vm metadata"
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echo -e "\\t-p | --password \\n\\t\\tprint vm password"
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echo -e "\\t-u | --userdata \\n\\t\\tprint vm userdata"
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}
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function prepare_mount
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{
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if [ ! -e $mountdir ]; then
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mkdir $mountdir
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chmod 700 $mountdir
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fi
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if [ -e $DefaultDisk ]; then
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Disk=$DefaultDisk
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else
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BLOCK_DEVICE=$(blkid -t LABEL='config-2' /dev/sr? /dev/hd? /dev/sd? /dev/xvd? -o device)
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if [ -n $BLOCK_DEVICE ]; then
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Disk=$BLOCK_DEVICE
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else
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logger -t "cloud" "Unable to get the VM data: Config drive device not found"
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exit 1
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fi
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fi
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mount -r $Disk $mountdir
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if [ $? -ne 0 ]; then
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echo "Failed mounting $Disk to /mnt/configdrive"
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exit 1
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fi
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}
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function remove_mount
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{
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umount $mountdir
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}
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prepare_mount
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case $1 in
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-u | --userdata ) echo -n "USERDATA: "
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filename=$user_data
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;;
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-m | --metadata ) shift
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if [ "$1" != "" ]; then
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if [ -n "${metadata[$1]}" ]; then
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echo -n "$1: "
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filename=${metadata[$1]}
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else
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usage
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remove_mount
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exit 1
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fi
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else
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echo -e "METADATA\\n"
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for entry in "${!metadata[@]}"
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do
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file=${metadata[$entry]}
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[ -f $file ] && printf "%18s :\t%s\n" $entry "$(cat $file)"
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done
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fi
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;;
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-p | --password ) echo -n "PASSWORD: "
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filename=$vm_password
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;;
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-h | --help ) usage
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remove_mount
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exit 0
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;;
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* ) usage
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remove_mount
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exit 1
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esac
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if [ "$filename" != "" ] && [ -e $filename ]
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then
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cat $filename
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fi
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remove_mount
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exit 0
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