Add Midonet plugin support to devstack.

Add support for Midokura's Midonet plugin to devstack,
in lib/neutron_plugins and lib/neutron_thirdparty.

Change-Id: I9b4d90eab09bbb21b9ba251a311620e0a21e8219
diff --git a/lib/neutron_plugins/midonet b/lib/neutron_plugins/midonet
new file mode 100644
index 0000000..4d343f5
--- /dev/null
+++ b/lib/neutron_plugins/midonet
@@ -0,0 +1,82 @@
+# Neutron MidoNet plugin
+# ----------------------
+
+# Save trace setting
+MY_XTRACE=$(set +o | grep xtrace)
+set +o xtrace
+
+function is_neutron_ovs_base_plugin() {
+    # MidoNet does not use l3-agent
+    # 0 means True here
+    return 1
+}
+
+function neutron_plugin_create_nova_conf() {
+    NOVA_VIF_DRIVER=${NOVA_VIF_DRIVER:-"midonet.nova.virt.libvirt.vif.MidonetVifDriver"}
+}
+
+function neutron_plugin_install_agent_packages() {
+    :
+}
+
+function neutron_plugin_configure_common() {
+    Q_PLUGIN_CONF_PATH=etc/neutron/plugins/midonet
+    Q_PLUGIN_CONF_FILENAME=midonet.ini
+    Q_DB_NAME="neutron_midonet"
+    Q_PLUGIN_CLASS="neutron.plugins.midonet.plugin.MidonetPluginV2"
+}
+
+function neutron_plugin_configure_debug_command() {
+    :
+}
+
+function neutron_plugin_configure_dhcp_agent() {
+   die $LINENO "q-dhcp must not be executed with MidoNet plugin!"
+}
+
+function neutron_plugin_configure_l3_agent() {
+   die $LINENO "q-l3 must not be executed with MidoNet plugin!"
+}
+
+function neutron_plugin_configure_plugin_agent() {
+   die $LINENO "q-agt must not be executed with MidoNet plugin!"
+}
+
+function neutron_plugin_configure_service() {
+    if [[ "$MIDONET_API_URI" != "" ]]; then
+        iniset /$Q_PLUGIN_CONF_FILE MIDONET midonet_uri $MIDONET_API_URI
+    fi
+    if [[ "$MIDONET_USERNAME" != "" ]]; then
+        iniset /$Q_PLUGIN_CONF_FILE MIDONET username $MIDONET_USERNAME
+    fi
+    if [[ "$MIDONET_PASSWORD" != "" ]]; then
+        iniset /$Q_PLUGIN_CONF_FILE MIDONET password $MIDONET_PASSWORD
+    fi
+    if [[ "$MIDONET_PROJECT_ID" != "" ]]; then
+        iniset /$Q_PLUGIN_CONF_FILE MIDONET project_id $MIDONET_PROJECT_ID
+    fi
+    if [[ "$MIDONET_PROVIDER_ROUTER_ID" != "" ]]; then
+        iniset /$Q_PLUGIN_CONF_FILE MIDONET provider_router_id $MIDONET_PROVIDER_ROUTER_ID
+    fi
+    if [[ "$MIDONET_METADATA_ROUTER_ID" != "" ]]; then
+        iniset /$Q_PLUGIN_CONF_FILE MIDONET metadata_router_id $MIDONET_METADATA_ROUTER_ID
+    fi
+}
+
+function neutron_plugin_setup_interface_driver() {
+    # May change in the future
+    :
+}
+
+function has_neutron_plugin_security_group() {
+    # 0 means True here
+    return 0
+}
+
+function neutron_plugin_check_adv_test_requirements() {
+    # 0 means True here
+    return 1
+}
+
+# Restore xtrace
+$MY_XTRACE
diff --git a/lib/neutron_thirdparty/midonet b/lib/neutron_thirdparty/midonet
new file mode 100644
index 0000000..b3c726f
--- /dev/null
+++ b/lib/neutron_thirdparty/midonet
@@ -0,0 +1,64 @@
+# MidoNet
+# -------
+
+# This file implements functions required to configure MidoNet as the third-party
+# system used with devstack's Neutron.  To include this file, specify the following
+# variables in localrc:
+#
+# * enable_service midonet
+#
+
+# MidoNet devstack destination dir
+MIDONET_DIR=${MIDONET_DIR:-$DEST/midonet}
+
+# MidoNet client repo
+MIDONET_CLIENT_REPO=${MIDONET_CLIENT_REPO:-https://github.com/midokura/python-midonetclient.git}
+MIDONET_CLIENT_BRANCH=${MIDONET_CLIENT_BRANCH:-master}
+MIDONET_CLIENT_DIR=$MIDONET_DIR/python-midonetclient
+
+# MidoNet OpenStack repo
+MIDONET_OS_REPO=${MIDONET_OS_REPO:-https://github.com/midokura/midonet-openstack.git}
+MIDONET_OS_BRANCH=${MIDONET_OS_BRANCH:-master}
+MIDONET_OS_DIR=$MIDONET_DIR/midonet-openstack
+MIDONET_SETUP_SCRIPT=${MIDONET_SETUP_SCRIPT:-$MIDONET_OS_DIR/bin/setup_midonet_topology.py}
+
+
+MIDOLMAN_LOG=${MIDOLMAN_LOG:-/var/log/midolman/midolman.log}
+MIDONET_API_LOG=${MIDONET_API_LOG:-/var/log/tomcat7/midonet-api.log}
+
+# Save trace setting
+MY_XTRACE=$(set +o | grep xtrace)
+set +o xtrace
+
+function configure_midonet() {
+    :
+}
+
+function init_midonet() {
+
+    # Initialize DB.  Evaluate the output of setup_midonet_topology.py to set
+    # env variables for provider router ID and metadata router ID
+    eval `python $MIDONET_SETUP_SCRIPT admin $ADMIN_PASSWORD $ADMIN_TENANT provider_devices`
+    die_if_not_set $LINENO provider_router_id "Error running midonet setup script, provider_router_id was not set."
+    die_if_not_set $LINENO metadata_router_id "Error running midonet setup script, metadata_router_id was not set."
+
+    iniset /$Q_PLUGIN_CONF_FILE MIDONET provider_router_id $provider_router_id
+    iniset /$Q_PLUGIN_CONF_FILE MIDONET metadata_router_id $metadata_router_id
+}
+
+function install_midonet() {
+    git_clone $MIDONET_CLIENT_REPO $MIDONET_CLIENT_DIR $MIDONET_CLIENT_BRANCH
+    git_clone $MIDONET_OS_REPO $MIDONET_OS_DIR $MIDONET_OS_BRANCH
+    export PYTHONPATH=$MIDONET_CLIENT_DIR/src:$MIDONET_OS_DIR/src:$PYTHONPATH
+}
+
+function start_midonet() {
+    :
+}
+
+function stop_midonet() {
+    :
+}
+
+# Restore xtrace
+$MY_XTRACE