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path: root/resources/tools/virl/topologies/simple-ring-nested.virl
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<topology xmlns="http://www.cisco.com/VIRL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" schemaVersion="0.9" xsi:schemaLocation="http://www.cisco.com/VIRL https://raw.github.com/CiscoVIRL/schema/v0.9/virl.xsd">
    <extensions>
        <entry key="management_network" type="String">flat</entry>
    </extensions>
    <node name="tg1" type="SIMPLE" subtype="server" location="570,238" vmImage="server-java-nested">
        <extensions>
            <entry key="config" type="String">#cloud-config&#xD;
bootcmd:&#xD;
- ln -s -t /etc/rc.d /etc/rc.local&#xD;
hostname: tg1&#xD;
manage_etc_hosts: true&#xD;
nfs_server_scratch: $$NFS_SERVER_SCRATCH$$
nfs_server_common: $$NFS_SERVER_COMMON$$
runcmd:&#xD;
- start ttyS0&#xD;
- systemctl start getty@ttyS0.service&#xD;
- systemctl start rc-local&#xD;
- touch /tmp/before-sed&#xD;
- sed -i 's/^\s*PasswordAuthentication\s\+no/PasswordAuthentication yes/' /etc/ssh/sshd_config&#xD;
- echo "UseDNS no" &gt;&gt; /etc/ssh/sshd_config&#xD;
- service ssh restart&#xD;
- service sshd restart&#xD;
users:&#xD;
- default&#xD;
- gecos: User configured by VIRL Configuration Engine 0.21.4&#xD;
  lock-passwd: false&#xD;
  name: cisco&#xD;
  plain-text-passwd: cisco&#xD;
  shell: /bin/bash&#xD;
  ssh-authorized-keys:&#xD;
  - VIRL-USER-SSH-PUBLIC-KEY&#xD;
  - VIRL-USER-SSH-PUBLIC-KEY&#xD;
  sudo: ALL=(ALL) NOPASSWD:ALL&#xD;
write_files:&#xD;
- path: /etc/init/ttyS0.conf&#xD;
  owner: root:root&#xD;
  content: |&#xD;
    # ttyS0 - getty&#xD;
    # This service maintains a getty on ttyS0 from the point the system is&#xD;
    # started until it is shut down again.&#xD;
    start on stopped rc or RUNLEVEL=[12345]&#xD;
    stop on runlevel [!12345]&#xD;
    respawn&#xD;
    exec /sbin/getty -L 115200 ttyS0 vt102&#xD;
  permissions: '0644'&#xD;
- path: /etc/systemd/system/dhclient@.service&#xD;
  content: |&#xD;
    [Unit]&#xD;
    Description=Run dhclient on %i interface&#xD;
    After=network.target&#xD;
    [Service]&#xD;
    Type=oneshot&#xD;
    ExecStart=/sbin/dhclient %i -pf /var/run/dhclient.%i.pid -lf /var/lib/dhclient/dhclient.%i.lease&#xD;
    RemainAfterExit=yes&#xD;
  owner: root:root&#xD;
  permissions: '0644'&#xD;
- path: /usr/local/sbin/cloud-instance-name
  content: |
    #!/usr/bin/python
    import pickle
    print pickle.loads(open('/var/lib/cloud/instance/obj.pkl').read()).metadata['name']
  owner: root:root
  permissions: '0755'
- path: /etc/rc.local&#xD;
  owner: root:root&#xD;
  permissions: '0755'&#xD;
  content: |-&#xD;
    #!/bin/sh&#xD;
    grep -q nfs_server_scratch /var/lib/cloud/instance/user-data.txt || exit 1
    grep -q nfs_server_common /var/lib/cloud/instance/user-data.txt || exit 1
    nfs_server_scratch=$(grep -E '^nfs_server_scratch:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
    nfs_server_common=$(grep -E '^nfs_server_common:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
    instance_name=$(/usr/local/sbin/cloud-instance-name | cut -f 3 -d '&lt;' | cut -f 1 -d '&gt;')
    echo My instance name is $instance_name

    MAXCOUNT=12
    RETRY=5

    mkdir -p /scratch
    mkdir -p /mnt/common

    echo "Mounting NFS directories"
    count=0
    while [ $count -lt $MAXCOUNT ] &amp;&amp; ! mount -t nfs "${nfs_server_scratch}/${instance_name}" /scratch
    do
      sleep 5
      count=$[$count+1]
    done

    mount -t nfs "${nfs_server_common}" /mnt/common

    mkdir /scratch/$(hostname)

    exit 0&#xD;
</entry>
            <entry key="Auto-generate config" type="Boolean">false</entry>
        </extensions>
        <interface id="0" name="eth1"/>
        <interface id="1" name="eth2"/>
    </node>
    <node name="sut1" type="SIMPLE" subtype="vPP" location="425,26" vmImage="server-java-nested">
        <extensions>
            <entry key="config" type="string">#cloud-config
bootcmd:
- ln -s -t /etc/rc.d /etc/rc.local
hostname: sut1
manage_etc_hosts: true
nfs_server_scratch: $$NFS_SERVER_SCRATCH$$
nfs_server_common: $$NFS_SERVER_COMMON$$
runcmd:
- start ttyS0
- systemctl start getty@ttyS0.service
- systemctl start rc-local
- sed -i '/^\s*PasswordAuthentication\s\+no/d' /etc/ssh/sshd_config
- echo "UseDNS no" &gt;&gt; /etc/ssh/sshd_config
- service ssh restart
- service sshd restart
- sed -i 's/no-pci//' /opt/cisco/vpe/etc/qn.conf
- sed -i 's/1024/1024 decimal-interface-names/g' /opt/cisco/vpe/etc/qn.conf
users:
- default
- gecos: User configured by VIRL Configuration Engine 0.21.4
  lock-passwd: false
  name: cisco
  plain-text-passwd: cisco
  shell: /bin/bash
  ssh-authorized-keys:
  - VIRL-USER-SSH-PUBLIC-KEY
  - VIRL-USER-SSH-PUBLIC-KEY
  sudo: ALL=(ALL) NOPASSWD:ALL
write_files:
- path: /etc/init/ttyS0.conf
  owner: root:root
  content: |
    # ttyS0 - getty
    # This service maintains a getty on ttyS0 from the point the system is
    # started until it is shut down again.
    start on stopped rc or RUNLEVEL=[12345]
    stop on runlevel [!12345]
    respawn
    exec /sbin/getty -L 115200 ttyS0 vt102
  permissions: '0644'
- path: /etc/systemd/system/dhclient@.service
  content: |
    [Unit]
    Description=Run dhclient on %i interface
    After=network.target
    [Service]
    Type=oneshot
    ExecStart=/sbin/dhclient %i -pf /var/run/dhclient.%i.pid -lf /var/lib/dhclient/dhclient.%i.lease
    RemainAfterExit=yes
  owner: root:root
  permissions: '0644'
- path: /usr/local/sbin/cloud-instance-name
  content: |
    #!/usr/bin/python
    import pickle
    print pickle.loads(open('/var/lib/cloud/instance/obj.pkl').read()).metadata['name']
  owner: root:root
  permissions: '0755'
- path: /etc/rc.local&#xD;
  owner: root:root&#xD;
  permissions: '0755'&#xD;
  content: |-&#xD;
    #!/bin/sh&#xD;
    grep -q nfs_server_scratch /var/lib/cloud/instance/user-data.txt || exit 1
    grep -q nfs_server_common /var/lib/cloud/instance/user-data.txt || exit 1
    nfs_server_scratch=$(grep -E '^nfs_server_scratch:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
    nfs_server_common=$(grep -E '^nfs_server_common:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
    instance_name=$(/usr/local/sbin/cloud-instance-name | cut -f 3 -d '&lt;' | cut -f 1 -d '&gt;')
    echo My instance name is $instance_name

    MAXCOUNT=12
    RETRY=5

    mkdir -p /scratch
    mkdir -p /mnt/common

    echo "Mounting NFS directories"
    count=0
    while [ $count -lt $MAXCOUNT ] &amp;&amp; ! mount -t nfs "${nfs_server_scratch}/${instance_name}" /scratch
    do
      sleep 5
      count=$[$count+1]
    done

    mount -t nfs "${nfs_server_common}" /mnt/common

    mkdir /scratch/$(hostname)

    exit 0&#xD;
</entry>
        </extensions>
        <interface id="0" name="GigabitEthernet0/4/0"/>
        <interface id="1" name="GigabitEthernet0/5/0"/>
    </node>
    <node name="sut2" type="SIMPLE" subtype="vPP" location="748,26" vmImage="server-java-nested">
        <extensions>
            <entry key="config" type="string">#cloud-config
bootcmd:
- ln -s -t /etc/rc.d /etc/rc.local
hostname: sut2
manage_etc_hosts: true
nfs_server_scratch: $$NFS_SERVER_SCRATCH$$
nfs_server_common: $$NFS_SERVER_COMMON$$
runcmd:
- start ttyS0
- systemctl start getty@ttyS0.service
- systemctl start rc-local
- sed -i '/^\s*PasswordAuthentication\s\+no/d' /etc/ssh/sshd_config
- echo "UseDNS no" &gt;&gt; /etc/ssh/sshd_config
- service ssh restart
- service sshd restart
- sed -i 's/no-pci//' /opt/cisco/vpe/etc/qn.conf
- sed -i 's/1024/1024 decimal-interface-names/g' /opt/cisco/vpe/etc/qn.conf
users:
- default
- gecos: User configured by VIRL Configuration Engine 0.21.4
  lock-passwd: false
  name: cisco
  plain-text-passwd: cisco
  shell: /bin/bash
  ssh-authorized-keys:
  - VIRL-USER-SSH-PUBLIC-KEY
  - VIRL-USER-SSH-PUBLIC-KEY
  sudo: ALL=(ALL) NOPASSWD:ALL
write_files:
- path: /etc/init/ttyS0.conf
  owner: root:root
  content: |
    # ttyS0 - getty
    # This service maintains a getty on ttyS0 from the point the system is
    # started until it is shut down again.
    start on stopped rc or RUNLEVEL=[12345]
    stop on runlevel [!12345]
    respawn
    exec /sbin/getty -L 115200 ttyS0 vt102
  permissions: '0644'
- path: /etc/systemd/system/dhclient@.service
  content: |
    [Unit]
    Description=Run dhclient on %i interface
    After=network.target
    [Service]
    Type=oneshot
    ExecStart=/sbin/dhclient %i -pf /var/run/dhclient.%i.pid -lf /var/lib/dhclient/dhclient.%i.lease
    RemainAfterExit=yes
  owner: root:root
  permissions: '0644'
- path: /usr/local/sbin/cloud-instance-name
  content: |
    #!/usr/bin/python
    import pickle
    print pickle.loads(open('/var/lib/cloud/instance/obj.pkl').read()).metadata['name']
  owner: root:root
  permissions: '0755'
- path: /etc/rc.local&#xD;
  owner: root:root&#xD;
  permissions: '0755'&#xD;
  content: |-&#xD;
    #!/bin/sh&#xD;
    grep -q nfs_server_scratch /var/lib/cloud/instance/user-data.txt || exit 1
    grep -q nfs_server_common /var/lib/cloud/instance/user-data.txt || exit 1
    nfs_server_scratch=$(grep -E '^nfs_server_scratch:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
    nfs_server_common=$(grep -E '^nfs_server_common:' /var/lib/cloud/instance/user-data.txt | awk '{ print $2 }')
    instance_name=$(/usr/local/sbin/cloud-instance-name | cut -f 3 -d '&lt;' | cut -f 1 -d '&gt;')
    echo My instance name is $instance_name

    MAXCOUNT=12
    RETRY=5

    mkdir -p /scratch
    mkdir -p /mnt/common

    echo "Mounting NFS directories"
    count=0
    while [ $count -lt $MAXCOUNT ] &amp;&amp; ! mount -t nfs "${nfs_server_scratch}/${instance_name}" /scratch
    do
      sleep 5
      count=$[$count+1]
    done

    mount -t nfs "${nfs_server_common}" /mnt/common

    mkdir /scratch/$(hostname)

    exit 0&#xD;
</entry>
        </extensions>
        <interface id="0" name="GigabitEthernet0/4/0"/>
        <interface id="1" name="GigabitEthernet0/5/0"/>
    </node>
    <connection dst="/virl:topology/virl:node[1]/virl:interface[2]" src="/virl:topology/virl:node[3]/virl:interface[1]"/>
    <connection dst="/virl:topology/virl:node[2]/virl:interface[2]" src="/virl:topology/virl:node[1]/virl:interface[1]"/>
    <connection dst="/virl:topology/virl:node[3]/virl:interface[2]" src="/virl:topology/virl:node[2]/virl:interface[1]"/>
</topology>