Merge "Add an option to enable version 1.0 of the AMQP messaging protocol"
diff --git a/files/rpms/qpid b/files/rpms/qpid
new file mode 100644
index 0000000..62148ba
--- /dev/null
+++ b/files/rpms/qpid
@@ -0,0 +1,3 @@
+qpid-proton-c-devel # NOPRIME
+python-qpid-proton # NOPRIME
+
diff --git a/lib/rpc_backend b/lib/rpc_backend
index 38da50c..8342aef 100644
--- a/lib/rpc_backend
+++ b/lib/rpc_backend
@@ -6,6 +6,7 @@
#
# - ``functions`` file
# - ``RABBIT_{HOST|PASSWORD}`` must be defined when RabbitMQ is used
+# - ``RPC_MESSAGING_PROTOCOL`` option for configuring the messaging protocol
# ``stack.sh`` calls the entry points in this order:
#
@@ -90,21 +91,56 @@
exit_distro_not_supported "zeromq installation"
fi
fi
+
+ # Remove the AMQP 1.0 messaging libraries
+ if [ "$RPC_MESSAGING_PROTOCOL" == "AMQP1" ]; then
+ if is_fedora; then
+ uninstall_package qpid-proton-c-devel
+ uninstall_package python-qpid-proton
+ fi
+ # TODO(kgiusti) ubuntu cleanup
+ fi
}
# install rpc backend
function install_rpc_backend {
+ # Regardless of the broker used, if AMQP 1.0 is configured load
+ # the necessary messaging client libraries for oslo.messaging
+ if [ "$RPC_MESSAGING_PROTOCOL" == "AMQP1" ]; then
+ if is_fedora; then
+ install_package qpid-proton-c-devel
+ install_package python-qpid-proton
+ elif is_ubuntu; then
+ # TODO(kgiusti) The QPID AMQP 1.0 protocol libraries
+ # are not yet in the ubuntu repos. Enable these installs
+ # once they are present:
+ #install_package libqpid-proton2-dev
+ #install_package python-qpid-proton
+ # Also add 'uninstall' directives in cleanup_rpc_backend()!
+ exit_distro_not_supported "QPID AMQP 1.0 Proton libraries"
+ else
+ exit_distro_not_supported "QPID AMQP 1.0 Proton libraries"
+ fi
+ # Install pyngus client API
+ # TODO(kgiusti) can remove once python qpid bindings are
+ # available on all supported platforms _and_ pyngus is added
+ # to the requirements.txt file in oslo.messaging
+ pip_install pyngus
+ fi
+
if is_service_enabled rabbit; then
# Install rabbitmq-server
install_package rabbitmq-server
elif is_service_enabled qpid; then
+ local qpid_conf_file=/etc/qpid/qpidd.conf
if is_fedora; then
install_package qpid-cpp-server
if [[ $DISTRO =~ (rhel6) ]]; then
+ qpid_conf_file=/etc/qpidd.conf
# RHEL6 leaves "auth=yes" in /etc/qpidd.conf, it needs to
# be no or you get GSS authentication errors as it
# attempts to default to this.
- sudo sed -i.bak 's/^auth=yes$/auth=no/' /etc/qpidd.conf
+ sudo sed -i.bak 's/^auth=yes$/auth=no/' $qpid_conf_file
fi
elif is_ubuntu; then
install_package qpidd
@@ -113,6 +149,22 @@
else
exit_distro_not_supported "qpid installation"
fi
+ # If AMQP 1.0 is specified, ensure that the version of the
+ # broker can support AMQP 1.0 and configure the queue and
+ # topic address patterns used by oslo.messaging.
+ if [ "$RPC_MESSAGING_PROTOCOL" == "AMQP1" ]; then
+ QPIDD=$(type -p qpidd)
+ if ! $QPIDD --help | grep -q "queue-patterns"; then
+ exit_distro_not_supported "qpidd with AMQP 1.0 support"
+ fi
+ if ! grep -q "queue-patterns=exclusive" $qpid_conf_file; then
+ cat <<EOF | sudo tee --append $qpid_conf_file
+queue-patterns=exclusive
+queue-patterns=unicast
+topic-patterns=broadcast
+EOF
+ fi
+ fi
elif is_service_enabled zeromq; then
# NOTE(ewindisch): Redis is not strictly necessary
# but there is a matchmaker driver that works
@@ -176,7 +228,12 @@
MATCHMAKER_REDIS_HOST=${MATCHMAKER_REDIS_HOST:-127.0.0.1}
iniset $file matchmaker_redis host $MATCHMAKER_REDIS_HOST
elif is_service_enabled qpid || [ -n "$QPID_HOST" ]; then
- iniset $file $section rpc_backend ${package}.openstack.common.rpc.impl_qpid
+ # For Qpid use the 'amqp' oslo.messaging transport when AMQP 1.0 is used
+ if [ "$RPC_MESSAGING_PROTOCOL" == "AMQP1" ]; then
+ iniset $file $section rpc_backend "amqp"
+ else
+ iniset $file $section rpc_backend ${package}.openstack.common.rpc.impl_qpid
+ fi
iniset $file $section qpid_hostname ${QPID_HOST:-$SERVICE_HOST}
if is_ubuntu; then
QPID_PASSWORD=`sudo strings /etc/qpid/qpidd.sasldb | grep -B1 admin | head -1`