Adds neutron scripts for training labs compute node

Adds neutron scripts for training labs which will install and configure
neutron on the compute node.

Change-Id: If5af1ea987545f062707c041d462524476fe55bf
Co-Authored-By: Roger Luethi <rl@patchworkscience.org>
Partial-Bug: 1312764
Implements: blueprint openstack-training-labs

labs/config/scripts.compute

@@ -1,5 +1,6 @@
 # Scripts for compute node
 scripts setup_nova_compute.sh
+scripts setup_neutron_compute.sh
 scripts shutdown.sh
 boot
 snapshot "pre-installed"

labs/scripts/apt_pre-download.sh

@@ -19,5 +19,6 @@ sudo apt-get install -y --download-only cinder-api cinder-scheduler lvm2 \
     cinder-volume glance openstack-dashboard memcached keystone \
     neutron-server neutron-plugin-ml2 nova-api nova-cert nova-conductor \
     nova-consoleauth nova-novncproxy nova-scheduler python-novaclient \
-    nova-compute-kvm python-guestfs
+    nova-compute-kvm python-guestfs neutron-common neutron-plugin-ml2 \
+    neutron-plugin-openvswitch-agent
 

labs/scripts/setup_neutron_compute.sh

@@ -0,0 +1,98 @@
+#!/usr/bin/env bash
+TOP_DIR=$(cd $(dirname "$0")/.. && pwd)
+source "$TOP_DIR/config/paths"
+source "$CONFIG_DIR/credentials"
+source "$LIB_DIR/functions.guest"
+source "$CONFIG_DIR/labs-openstackrc.sh"
+exec_logfile
+
+indicate_current_auto
+
+#------------------------------------------------------------------------------
+# Set up OpenStack Networking (neutron) for compute node.
+#------------------------------------------------------------------------------
+
+echo "Disabling Reverse Path Forwarding filter (RFC 3704)."
+sudo sysctl -w "net.ipv4.conf.all.rp_filter=0"
+sudo sysctl -w "net.ipv4.conf.default.rp_filter=0"
+
+echo "Installing neutron for compute node."
+sudo apt-get install -y neutron-common neutron-plugin-ml2 \
+    neutron-plugin-openvswitch-agent
+
+echo "Configuring neutron for compute node."
+
+neutron_admin_user=$(service_to_user_name neutron)
+neutron_admin_password=$(service_to_user_password neutron)
+
+echo "Configuring neutron to use keystone for authentication."
+conf=/etc/neutron/neutron.conf
+echo "Configuring $conf."
+
+# Configuring [DEFAULT] section
+iniset_sudo $conf DEFAULT auth_strategy keystone
+iniset_sudo $conf DEFAULT verbose True
+
+# Configure AMQP parameters
+iniset_sudo $conf DEFAULT rpc_backend neutron.openstack.common.rpc.impl_kombu
+iniset_sudo $conf DEFAULT rabbit_host controller-mgmt
+iniset_sudo $conf DEFAULT rabbit_password "$RABBIT_PASSWORD"
+
+# Configure network plugin parameters
+iniset_sudo $conf DEFAULT core_plugin ml2
+iniset_sudo $conf DEFAULT service_plugins router
+iniset_sudo $conf DEFAULT allow_overlapping_ips True
+
+# Configuring [keystone_authtoken] section
+iniset_sudo $conf keystone_authtoken auth_uri "http://controller-mgmt:5000"
+iniset_sudo $conf keystone_authtoken auth_host controller-mgmt
+iniset_sudo $conf keystone_authtoken auth_port 35357
+iniset_sudo $conf keystone_authtoken auth_protocol http
+iniset_sudo $conf keystone_authtoken admin_tenant_name "$SERVICE_TENANT_NAME"
+iniset_sudo $conf keystone_authtoken admin_user "$neutron_admin_user"
+iniset_sudo $conf keystone_authtoken admin_password "$neutron_admin_password"
+
+echo "Configuring the OVS plug-in to use GRE tunneling."
+conf=/etc/neutron/plugins/ml2/ml2_conf.ini
+
+# Under the ml2 section
+iniset_sudo $conf ml2 type_drivers gre
+iniset_sudo $conf ml2 tenant_network_types gre
+iniset_sudo $conf ml2 mechanism_drivers openvswitch
+
+# Under the ml2_type_gre section
+iniset_sudo $conf ml2_type_gre tunnel_id_ranges 1:1000
+
+# Under the securitygroup section
+iniset_sudo $conf securitygroup firewall_driver neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+iniset_sudo $conf securitygroup enable_security_group True
+
+# Under the ovs section
+iniset_sudo $conf ovs local_ip INSTANCE_TUNNELS_INTERFACE_IP_ADDRESS
+iniset_sudo $conf ovs tunnel_type gre
+iniset_sudo $conf ovs enable_tunneling True
+
+echo "Restarting the Open vSwitch (OVS) service."
+sudo service openvswitch-switch restart
+
+echo "Adding the integration bridge."
+sudo ovs-vsctl add-br br-int
+
+echo "Configuring Compute to use Networking."
+conf=/etc/nova/nova.conf
+iniset_sudo $conf DEFAULT network_api_class nova.network.neutronv2.api.API
+iniset_sudo $conf DEFAULT neutron_url http://controller-mgmt:9696
+iniset_sudo $conf DEFAULT neutron_auth_strategy keystone
+iniset_sudo $conf DEFAULT neutron_admin_tenant_name "$SERVICE_TENANT_NAME"
+iniset_sudo $conf DEFAULT neutron_admin_username "$neutron_admin_user"
+iniset_sudo $conf DEFAULT neutron_admin_password "$neutron_admin_password"
+iniset_sudo $conf DEFAULT neutron_admin_auth_url http://controller-mgmt:35357/v2.0
+iniset_sudo $conf DEFAULT linuxnet_interface_driver nova.network.linux_net.LinuxOVSInterfaceDriver
+iniset_sudo $conf DEFAULT firewall_driver nova.virt.firewall.NoopFirewallDriver
+iniset_sudo $conf DEFAULT security_group_api neutron
+
+echo "Restarting the Compute service."
+sudo service nova-compute restart
+
+echo "Restarting the OVS agent."
+sudo service neutron-plugin-openvswitch-agent restart