mistral/devstack/plugin.sh

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# ``stack.sh`` calls the entry points in this order:
#
# install_mistral
# install_python_mistralclient
# configure_mistral
# start_mistral
# stop_mistral
# cleanup_mistral
# Save trace setting
XTRACE=$(set +o | grep xtrace)
set -o xtrace
# Defaults
# --------
# Support entry points installation of console scripts
if [[ -d $MISTRAL_DIR/bin ]]; then
MISTRAL_BIN_DIR=$MISTRAL_DIR/bin
else
MISTRAL_BIN_DIR=$(get_python_exec_prefix)
fi
# create_mistral_accounts - Set up common required mistral accounts
#
# Tenant User Roles
# ------------------------------
# service mistral admin
function create_mistral_accounts {
if ! is_service_enabled key; then
return
fi
create_service_user "mistral" "admin"
get_or_create_service "mistral" "workflowv2" "Workflow Service v2"
get_or_create_endpoint "workflowv2" \
"$REGION_NAME" \
"$MISTRAL_SERVICE_PROTOCOL://$MISTRAL_SERVICE_HOST:$MISTRAL_SERVICE_PORT/v2" \
"$MISTRAL_SERVICE_PROTOCOL://$MISTRAL_SERVICE_HOST:$MISTRAL_SERVICE_PORT/v2" \
"$MISTRAL_SERVICE_PROTOCOL://$MISTRAL_SERVICE_HOST:$MISTRAL_SERVICE_PORT/v2"
}
function mkdir_chown_stack {
if [[ ! -d "$1" ]]; then
sudo mkdir -p "$1"
fi
sudo chown $STACK_USER "$1"
}
# Entry points
# ------------
# configure_mistral - Set config files, create data dirs, etc
function configure_mistral {
mkdir_chown_stack "$MISTRAL_CONF_DIR"
# Generate Mistral configuration file and configure common parameters.
oslo-config-generator --config-file $MISTRAL_DIR/tools/config/config-generator.mistral.conf --output-file $MISTRAL_CONF_FILE
iniset $MISTRAL_CONF_FILE DEFAULT debug $MISTRAL_DEBUG
MISTRAL_POLICY_FILE=$MISTRAL_CONF_DIR/policy.json
cp $MISTRAL_DIR/etc/policy.json $MISTRAL_POLICY_FILE
# Run all Mistral processes as a single process
iniset $MISTRAL_CONF_FILE DEFAULT server all
# Mistral Configuration
#-------------------------
# Setup keystone_authtoken section
iniset $MISTRAL_CONF_FILE keystone_authtoken auth_host $KEYSTONE_AUTH_HOST
iniset $MISTRAL_CONF_FILE keystone_authtoken auth_port $KEYSTONE_AUTH_PORT
iniset $MISTRAL_CONF_FILE keystone_authtoken auth_protocol $KEYSTONE_AUTH_PROTOCOL
iniset $MISTRAL_CONF_FILE keystone_authtoken admin_tenant_name $SERVICE_TENANT_NAME
iniset $MISTRAL_CONF_FILE keystone_authtoken admin_user $MISTRAL_ADMIN_USER
iniset $MISTRAL_CONF_FILE keystone_authtoken admin_password $SERVICE_PASSWORD
iniset $MISTRAL_CONF_FILE keystone_authtoken auth_uri "http://${KEYSTONE_AUTH_HOST}:5000/v3"
# Setup RabbitMQ credentials
iniset $MISTRAL_CONF_FILE oslo_messaging_rabbit rabbit_userid $RABBIT_USERID
iniset $MISTRAL_CONF_FILE oslo_messaging_rabbit rabbit_password $RABBIT_PASSWORD
# Configure the database.
iniset $MISTRAL_CONF_FILE database connection `database_connection_url mistral`
iniset $MISTRAL_CONF_FILE database max_overflow -1
iniset $MISTRAL_CONF_FILE database max_pool_size 1000
# Configure action execution deletion policy
iniset $MISTRAL_CONF_FILE api allow_action_execution_deletion True
# Path of policy.json file.
iniset $MISTRAL_CONF oslo_policy policy_file $MISTRAL_POLICY_FILE
if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
setup_colorized_logging $MISTRAL_CONF_FILE DEFAULT tenant user
fi
if [ "$MISTRAL_RPC_IMPLEMENTATION" ]; then
iniset $MISTRAL_CONF_FILE DEFAULT rpc_implementation $MISTRAL_RPC_IMPLEMENTATION
fi
}
# init_mistral - Initialize the database
function init_mistral {
# (re)create Mistral database
recreate_database mistral utf8
python $MISTRAL_DIR/tools/sync_db.py --config-file $MISTRAL_CONF_FILE
}
# install_mistral - Collect source and prepare
function install_mistral {
setup_develop $MISTRAL_DIR
# installing python-nose.
real_install_package python-nose
if is_service_enabled horizon; then
_install_mistraldashboard
fi
}
function _install_mistraldashboard {
git_clone $MISTRAL_DASHBOARD_REPO $MISTRAL_DASHBOARD_DIR $MISTRAL_DASHBOARD_BRANCH
setup_develop $MISTRAL_DASHBOARD_DIR
ln -fs $MISTRAL_DASHBOARD_DIR/_50_mistral.py.example $HORIZON_DIR/openstack_dashboard/local/enabled/_50_mistral.py
}
function install_mistral_pythonclient {
if use_library_from_git "python-mistralclient"; then
git_clone $MISTRAL_PYTHONCLIENT_REPO $MISTRAL_PYTHONCLIENT_DIR $MISTRAL_PYTHONCLIENT_BRANCH
local tags=`git --git-dir=$MISTRAL_PYTHONCLIENT_DIR/.git tag -l | grep 2015`
if [ ! "$tags" = "" ]; then
git --git-dir=$MISTRAL_PYTHONCLIENT_DIR/.git tag -d $tags
fi
setup_develop $MISTRAL_PYTHONCLIENT_DIR
fi
}
# start_mistral - Start running processes, including screen
function start_mistral {
if is_service_enabled mistral-api && is_service_enabled mistral-engine && is_service_enabled mistral-executor && is_service_enabled mistral-event-engine ; then
echo_summary "Installing all mistral services in separate processes"
run_process mistral-api "$MISTRAL_BIN_DIR/mistral-server --server api --config-file $MISTRAL_CONF_DIR/mistral.conf"
run_process mistral-engine "$MISTRAL_BIN_DIR/mistral-server --server engine --config-file $MISTRAL_CONF_DIR/mistral.conf"
run_process mistral-executor "$MISTRAL_BIN_DIR/mistral-server --server executor --config-file $MISTRAL_CONF_DIR/mistral.conf"
run_process mistral-event-engine "$MISTRAL_BIN_DIR/mistral-server --server event-engine --config-file $MISTRAL_CONF_DIR/mistral.conf"
else
echo_summary "Installing all mistral services in one process"
run_process mistral "$MISTRAL_BIN_DIR/mistral-server --server all --config-file $MISTRAL_CONF_DIR/mistral.conf"
fi
}
# stop_mistral - Stop running processes
function stop_mistral {
# Kill the Mistral screen windows
for serv in mistral mistral-api mistral-engine mistral-executor mistral-event-engine; do
stop_process $serv
done
}
function cleanup_mistral {
if is_service_enabled horizon; then
_mistral_cleanup_mistraldashboard
fi
}
function _mistral_cleanup_mistraldashboard {
rm -f $HORIZON_DIR/openstack_dashboard/local/enabled/_50_mistral.py
}
if is_service_enabled mistral; then
if [[ "$1" == "stack" && "$2" == "install" ]]; then
echo_summary "Installing mistral"
install_mistral
install_mistral_pythonclient
elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
echo_summary "Configuring mistral"
configure_mistral
create_mistral_accounts
elif [[ "$1" == "stack" && "$2" == "extra" ]]; then
echo_summary "Initializing mistral"
init_mistral
start_mistral
fi
if [[ "$1" == "unstack" ]]; then
echo_summary "Shutting down mistral"
stop_mistral
fi
if [[ "$1" == "clean" ]]; then
echo_summary "Cleaning mistral"
cleanup_mistral
fi
fi
# Restore xtrace
$XTRACE
# Local variables:
# mode: shell-script
# End: