Merge "Add support for placement API to devstack"
diff --git a/lib/neutron-legacy b/lib/neutron-legacy
index e8f9aeb..b1b5230 100644
--- a/lib/neutron-legacy
+++ b/lib/neutron-legacy
@@ -199,7 +199,7 @@
 # agent, as described below.
 #
 # Example: ``PHYSICAL_NETWORK=default``
-PHYSICAL_NETWORK=${PHYSICAL_NETWORK:-}
+PHYSICAL_NETWORK=${PHYSICAL_NETWORK:-public}
 
 # With the openvswitch agent, if using VLANs for tenant networks,
 # or if using flat or VLAN provider networks, set in ``localrc`` to
@@ -209,7 +209,7 @@
 # port for external connectivity.
 #
 # Example: ``OVS_PHYSICAL_BRIDGE=br-eth1``
-OVS_PHYSICAL_BRIDGE=${OVS_PHYSICAL_BRIDGE:-}
+OVS_PHYSICAL_BRIDGE=${OVS_PHYSICAL_BRIDGE:-br-ex}
 
 # With the linuxbridge agent, if using VLANs for tenant networks,
 # or if using flat or VLAN provider networks, set in ``localrc`` to
diff --git a/lib/neutron_plugins/services/l3 b/lib/neutron_plugins/services/l3
index 6eefb77..b598241 100644
--- a/lib/neutron_plugins/services/l3
+++ b/lib/neutron_plugins/services/l3
@@ -17,6 +17,11 @@
 PUBLIC_BRIDGE=${PUBLIC_BRIDGE:-br-ex}
 PUBLIC_BRIDGE_MTU=${PUBLIC_BRIDGE_MTU:-1500}
 
+# If Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE=True, assign the gateway IP of the public
+# subnet to the public bridge interface even if Q_USE_PROVIDERNET_FOR_PUBLIC is
+# used.
+Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE=${Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE:-True}
+
 # If Q_USE_PUBLIC_VETH=True, create and use a veth pair instead of
 # PUBLIC_BRIDGE.  This is intended to be used with
 # Q_USE_PROVIDERNET_FOR_PUBLIC=True.
@@ -51,7 +56,7 @@
 #    Q_USE_PROVIDERNET_FOR_PUBLIC=True
 #    PUBLIC_PHYSICAL_NETWORK=public
 #    OVS_BRIDGE_MAPPINGS=public:br-ex
-Q_USE_PROVIDERNET_FOR_PUBLIC=${Q_USE_PROVIDERNET_FOR_PUBLIC:-False}
+Q_USE_PROVIDERNET_FOR_PUBLIC=${Q_USE_PROVIDERNET_FOR_PUBLIC:-True}
 PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK:-public}
 
 # Generate 40-bit IPv6 Global ID to comply with RFC 4193
@@ -327,7 +332,7 @@
             local cidr_len=${FLOATING_RANGE#*/}
             local testcmd="ip -o link | grep -q $ext_gw_interface"
             test_with_retry "$testcmd" "$ext_gw_interface creation failed"
-            if [[ $(ip addr show dev $ext_gw_interface | grep -c $ext_gw_ip) == 0 && ( $Q_USE_PROVIDERNET_FOR_PUBLIC == "False" || $Q_USE_PUBLIC_VETH == "True" ) ]]; then
+            if [[ $(ip addr show dev $ext_gw_interface | grep -c $ext_gw_ip) == 0 && ( $Q_USE_PROVIDERNET_FOR_PUBLIC == "False" || $Q_USE_PUBLIC_VETH == "True" || $Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE == "True" ) ]]; then
                 sudo ip addr add $ext_gw_ip/$cidr_len dev $ext_gw_interface
                 sudo ip link set $ext_gw_interface up
             fi
diff --git a/lib/nova_plugins/hypervisor-xenserver b/lib/nova_plugins/hypervisor-xenserver
index e75226a..e5d25da 100644
--- a/lib/nova_plugins/hypervisor-xenserver
+++ b/lib/nova_plugins/hypervisor-xenserver
@@ -87,6 +87,7 @@
         cat $TOP_DIR/tools/xen/functions
         echo "create_directory_for_images"
         echo "create_directory_for_kernels"
+        echo "install_conntrack_tools"
     } | $ssh_dom0
 
 }
diff --git a/tools/xen/functions b/tools/xen/functions
index cf14568..e1864eb 100644
--- a/tools/xen/functions
+++ b/tools/xen/functions
@@ -305,3 +305,25 @@
 
     xe vm-list name-label="$vm_name_label" params=dom-id minimal=true
 }
+
+function install_conntrack_tools {
+    local xs_host
+    local xs_ver_major
+    local centos_ver
+    local conntrack_conf
+    xs_host=$(xe host-list --minimal)
+    xs_ver_major=$(xe host-param-get uuid=$xs_host param-name=software-version param-key=product_version_text_short | cut -d'.' -f 1)
+    if [ $xs_ver_major -gt 6 ]; then
+        # Only support conntrack-tools in Dom0 with XS7.0 and above
+        if [ ! -f /usr/sbin/conntrackd ]; then
+            sed -i s/#baseurl=/baseurl=/g /etc/yum.repos.d/CentOS-Base.repo
+            centos_ver=$(yum version nogroups |grep Installed | cut -d' ' -f 2 | cut -d'.' -f1-2 | tr '-' '.')
+            yum install -y --enablerepo=base --releasever=$centos_ver conntrack-tools
+            # Backup conntrackd.conf after install conntrack-tools, use the one with statistic mode
+            mv /etc/conntrackd/conntrackd.conf /etc/conntrackd/conntrackd.conf.back
+            conntrack_conf=$(find /usr/share/doc -name conntrackd.conf |grep stats)
+            cp $conntrack_conf /etc/conntrackd/conntrackd.conf
+        fi
+        service conntrackd restart
+    fi
+}