robot/assets/asdc/base_vlb/dnsscaling.yaml

heat_template_version: 2013-05-23

description: Heat template to deploy a vDNS for OpenECOMP (scaling-up scenario)

parameters:
  vlb_image_name:
    type: string
    label: Image name or ID
    description: Image to be used for compute instance
  vlb_flavor_name:
    type: string
    label: Flavor
    description: Type of instance (flavor) to be used
  public_net_id:
    type: string
    label: Public network name or ID
    description: Public network that enables remote connection to VNF
  vlb_private_net_id:
    type: string
    label: vLoadBalancer private network name or ID
    description: Private network that connects vLoadBalancer with vDNSs
  ecomp_private_net_id:
    type: string
    label: ECOMP management network name or ID
    description: Private network that connects ECOMP component and the VNF
  ecomp_private_subnet_id:
    type: string
    label: ECOMP management sub-network name or ID
    description: Private sub-network that connects ECOMP component and the VNF
  vlb_private_ip_0:
    type: string
    label: vLoadBalancer private IP address towards the private network
    description: Private IP address that is assigned to the vLoadBalancer to communicate with the vDNSs
  vlb_private_ip_1:
    type: string
    label: vLoadBalancer private IP address towards the ECOMP management network
    description: Private IP address that is assigned to the vLoadBalancer to communicate with ECOMP components
  vdns_private_ip_0:
    type: string
    label: vDNS private IP address towards the private network
    description: Private IP address that is assigned to the vDNS to communicate with the vLoadBalancer
  vdns_private_ip_1:
    type: string
    label: vDNS private IP address towards the ECOMP management network
    description: Private IP address that is assigned to the vDNS to communicate with ECOMP components
  vdns_name_0:
    type: string
    label: vDNS name
    description: Name of the vDNS
  vnf_id:
    type: string
    label: VNF ID
    description: The VNF ID is provided by ECOMP
  vf_module_id:
    type: string
    label: vFirewall module ID
    description: The vLoadBalancer Module ID is provided by ECOMP
  webserver_ip:
    type: string
    label: Webserver IP address
    description: IP address of the webserver that hosts the source code and binaries
  key_name:
    type: string
    label: Key pair name
    description: Public/Private key pair name
  pub_key:
    type: string
    label: Public key
    description: Public key to be installed on the compute instance
  repo_user:
    type: string
    label: Repository username
    description: Username to access the repository that hosts the demo packages
  repo_passwd:
    type: string
    label: Repository password
    description: Password to access the repository that hosts the demo packages
  repo_url:
    type: string
    label: Repository URL
    description: URL of the repository that hosts the demo packages

resources:
  vdns_0:
    type: OS::Nova::Server
    properties:
      image: { get_param: vlb_image_name }
      flavor: { get_param: vlb_flavor_name }
      name: { get_param: vdns_name_0 }
      key_name: { get_param: key_name }
      networks:
        - network: { get_param: public_net_id }
        - port: { get_resource: vdns_private_0_port }
        - port: { get_resource: vdns_private_1_port }
      metadata: {vnf_id: { get_param: vnf_id }, vf_module_id: { get_param: vf_module_id }}
      user_data_format: RAW
      user_data:
        str_replace:
          params:
            __webserver__: { get_param: webserver_ip }
            __lb_oam_int__ : { get_param: vlb_private_ip_1 }
            __lb_private_ipaddr__: { get_param: vlb_private_ip_0 }
            __local_private_ipaddr__: { get_param: vdns_private_ip_0 }
            __repo_url__ : { get_param: repo_url }
            __repo_user__ : { get_param: repo_user }
            __repo_passwd__ : { get_param: repo_passwd }
          template: |
            #!/bin/bash

            WEBSERVER_IP=__webserver__
            LB_OAM_INT=__lb_oam_int__
            LB_PRIVATE_IPADDR=__lb_private_ipaddr__
            LOCAL_PRIVATE_IPADDR=__local_private_ipaddr__
            REPO_URL=__repo_url__
            REPO_USER=__repo_user__
            REPO_PASSWD=__repo_passwd__

            # Download required dependencies
            add-apt-repository -y ppa:openjdk-r/ppa
            apt-get update
            apt-get install -y wget openjdk-8-jdk bind9 bind9utils bind9-doc apt-transport-https ca-certificates
            sleep 1

            # Install Nexus certificate
            echo "$WEBSERVER_IP ecomp-nexus" >> /etc/hosts
            keytool -printcert -sslserver $WEBSERVER_IP:8443 -rfc > nexus.crt
            cp nexus.crt /usr/local/share/ca-certificates/
            update-ca-certificates

            # Download vDNS demo code for DNS Server
            mkdir /opt/config
            cd /opt
            wget --user=$REPO_USER --password=$REPO_PASSWD $REPO_URL/v_dns_init.sh
            wget --user=$REPO_USER --password=$REPO_PASSWD $REPO_URL/vdns.sh
            wget --user=$REPO_USER --password=$REPO_PASSWD $REPO_URL/DNSClient.tar.gz
            tar -zxvf DNSClient.tar.gz
            rm *.tar.gz
            chmod +x v_dns_init.sh
            chmod +x vdns.sh
            echo $LB_OAM_INT > config/lb_oam_int.txt
            echo $LB_PRIVATE_IPADDR > config/lb_private_ipaddr.txt
            echo $LOCAL_PRIVATE_IPADDR > config/local_private_ipaddr.txt

            # Download Bind config files
            cd /opt/config
            wget --user=$REPO_USER --password=$REPO_PASSWD $REPO_URL/db_dnsdemo_openecomp_org
            wget --user=$REPO_USER --password=$REPO_PASSWD $REPO_URL/named.conf.options
            wget --user=$REPO_USER --password=$REPO_PASSWD $REPO_URL/named.conf.local

            # Configure Bind
            modprobe ip_gre
            mkdir /etc/bind/zones
            sed -i "s/OPTIONS=.*/OPTIONS=\"-4 -u bind\"/g" /etc/default/bind9
            cp /opt/config/db_dnsdemo_openecomp_org /etc/bind/zones/db.dnsdemo.openecomp.org
            cp /opt/config/named.conf.local /etc/bind/
            sleep 1

            # Start Failure Detector
            cd /opt/DNSClient/src
            javac -d ../bin/ *.java
            cd /opt/DNSClient/bin
            chmod +x dnsclient.sh
            chmod +x set_gre_tunnel.sh
            sleep 1

            # Run instantiation script
            cd /opt
            mv vdns.sh /etc/init.d
            update-rc.d vdns.sh defaults
            ./v_dns_init.sh

  vdns_private_0_port:
    type: OS::Neutron::Port
    properties:
      network: { get_param: vlb_private_net_id }
      fixed_ips: [{"subnet": { get_param: vlb_private_net_id }, "ip_address": { get_param: vdns_private_ip_0 }}]

  vdns_private_1_port:
    type: OS::Neutron::Port
    properties:
      network: { get_param: ecomp_private_net_id }
      fixed_ips: [{"subnet": { get_param: ecomp_private_subnet_id }, "ip_address": { get_param: vdns_private_ip_1 }}]