packer/packer_templates/osm/scripts/update_osm_info_docker.sh

   1 #!/bin/bash
   2
   3 #   Licensed under the Apache License, Version 2.0 (the "License");
   4 #   you may not use this file except in compliance with the License.
   5 #   You may obtain a copy of the License at
   6 #
   7 #       http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 #   Unless required by applicable law or agreed to in writing, software
  10 #   distributed under the License is distributed on an "AS IS" BASIS,
  11 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 #   See the License for the specific language governing permissions and
  13 #   limitations under the License.
  14
  15 function usage(){
  16     echo -e "usage: $0 (OPTIONS)"
  17     echo -e "Replaces original host IP address (typically saved at /home/vagrant/oldIPaddress.txt) where VCA listens in OSM configuration by a new one. Also used by docker swarm."
  18     echo -e "  OPTIONS"
  19     echo -e "     -n <new_ip_addr>:   new host ip address (default: current IP address)"
  20     echo -e "     -o <old_ip_addr>:   old host ip address during initial install (default: content of /etc/osm/oldIPaddress.txt)"
  21     echo -e "     -h / --help:        print this help"
  22 }
  23
  24 while getopts ":n:o:-:h" o; do
  25     case "${o}" in
  26         n)
  27             CURRENT_IP_ADDRESS="${OPTARG}"
  28             ;;
  29         o)
  30             OLD_IP_ADDRESS="${OPTARG}"
  31             ;;
  32         -)
  33             [ "${OPTARG}" == "help" ] && usage && exit 0
  34             ;;
  35         :)
  36             echo "Option -$OPTARG ip address required" >&2
  37             usage && exit 1
  38             ;;
  39         \?)
  40             echo -e "Invalid option: '-$OPTARG'\n" >&2
  41             usage && exit 1
  42             ;;
  43         h)
  44             usage && exit 0
  45             ;;
  46         *)
  47             usage && exit 1
  48             ;;
  49     esac
  50 done
  51
  52 if [ -z "$CURRENT_IP_ADDRESS" ]
  53 then
  54     DEFAULT_IF=$(route -n |awk '$1~/^0.0.0.0/ {print $8}')
  55     CURRENT_IP_ADDRESS=$(ip -o -4 a |grep ${DEFAULT_IF}|awk '{split($4,a,"/"); print a[1]}')
  56 fi
  57 [ -z "$OLD_IP_ADDRESS" ] && OLD_IP_ADDRESS=$(cat /etc/osm/oldIPaddress.txt)
  58
  59 VCA_HOST=$(cat /etc/osm/docker/lcm.env | grep OSMLCM_VCA_HOST | cut -f2 -d=)
  60
  61 sudo sed -i "s/$OLD_IP_ADDRESS/$CURRENT_IP_ADDRESS/g" /etc/osm/docker/lcm.env
  62 sudo sed -i "s/$OLD_IP_ADDRESS/$CURRENT_IP_ADDRESS/g" /etc/osm/docker/mon.env
  63 docker stack rm osm
  64 sleep 20
  65
  66 # Clean previous ip address info from Docker Swarm and reinitialize
  67 docker swarm leave --force
  68 docker swarm init --advertise-addr $CURRENT_IP_ADDRESS
  69 sudo systemctl restart docker
  70 docker network create --driver=overlay --attachable --opt com.docker.network.driver.mtu=1500 netosm
  71
  72 # Deploy docker stack
  73 source /etc/osm/docker/osm_ports.sh
  74 docker stack deploy -c /etc/osm/docker/docker-compose.yaml osm
  75
  76 sudo iptables -t nat -D PREROUTING -p tcp -m tcp -d $OLD_IP_ADDRESS --dport 17070 -j DNAT --to-destination $VCA_HOST
  77 sudo iptables -t nat -A PREROUTING -p tcp -m tcp -d $CURRENT_IP_ADDRESS --dport 17070 -j DNAT --to-destination $VCA_HOST
  78
  79 echo "[DONE]"