openstack/devstack
Code Issues Proposed changes

Merge "Add an option to enable version 1.0 of the AMQP messaging protocol"

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Jenkins 2014-09-16 08:22:48 +00:00 committed by Gerrit Code Review
commit 1d8261f59a
2 changed files with 62 additions and 2 deletions
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3
files/rpms/qpid Normal file
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@ -0,0 +1,3 @@
qpid-proton-c-devel # NOPRIME
python-qpid-proton # NOPRIME

59
lib/rpc_backend
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@ -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 @@ function cleanup_rpc_backend {
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/' $qpid_conf_file
fi
elif is_ubuntu; then
install_package qpidd
@ -113,6 +149,22 @@ function install_rpc_backend {
else
exit_distro_not_supported "qpid installation"
fi
# If AMQP 1.0 is specified, ensure that the version of the
# broker can support AMQP 1.0 and configure the queue and
# topic address patterns used by oslo.messaging.
if [ "$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 $qpid_conf_file
queue-patterns=exclusive
queue-patterns=unicast
topic-patterns=broadcast
EOF
fi
fi
elif is_service_enabled zeromq; then
# NOTE(ewindisch): Redis is not strictly necessary
# but there is a matchmaker driver that works
@ -176,7 +228,12 @@ function iniset_rpc_backend {
MATCHMAKER_REDIS_HOST=${MATCHMAKER_REDIS_HOST:-127.0.0.1}
iniset $file matchmaker_redis host $MATCHMAKER_REDIS_HOST
elif is_service_enabled qpid || [ -n "$QPID_HOST" ]; then
# 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`