Container Infrastructure Management Service for OpenStack
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#!/bin/bash
#
# lib/magnum
# Functions to control the configuration and operation of the **magnum** service
# Dependencies:
#
# - ``functions`` file
# - ``DEST``, ``DATA_DIR``, ``STACK_USER`` must be defined
# - ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined
# ``stack.sh`` calls the entry points in this order:
#
# - install_magnum
# - configure_magnum
# - create_magnum_conf
# - init_magnum
# - start_magnum
# - stop_magnum
# - cleanup_magnum
# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# Set up default directories
MAGNUM_REPO=${MAGNUM_REPO:-${GIT_BASE}/openstack/magnum.git}
MAGNUM_BRANCH=${MAGNUM_BRANCH:-master}
MAGNUM_DIR=$DEST/magnum
GITREPO["python-magnumclient"]=${MAGNUMCLIENT_REPO:-${GIT_BASE}/openstack/python-magnumclient.git}
GITBRANCH["python-magnumclient"]=${MAGNUMCLIENT_BRANCH:-master}
GITDIR["python-magnumclient"]=$DEST/python-magnumclient
MAGNUM_STATE_PATH=${MAGNUM_STATE_PATH:=$DATA_DIR/magnum}
MAGNUM_AUTH_CACHE_DIR=${MAGNUM_AUTH_CACHE_DIR:-/var/cache/magnum}
MAGNUM_CONF_DIR=/etc/magnum
MAGNUM_CONF=$MAGNUM_CONF_DIR/magnum.conf
if is_ssl_enabled_service "magnum" || is_service_enabled tls-proxy; then
MAGNUM_SERVICE_PROTOCOL="https"
fi
# Public facing bits
MAGNUM_SERVICE_HOST=${MAGNUM_SERVICE_HOST:-$SERVICE_HOST}
MAGNUM_SERVICE_PORT=${MAGNUM_SERVICE_PORT:-9511}
MAGNUM_SERVICE_PORT_INT=${MAGNUM_SERVICE_PORT_INT:-19511}
MAGNUM_SERVICE_PROTOCOL=${MAGNUM_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL}
# Support entry points installation of console scripts
if [[ -d $MAGNUM_DIR/bin ]]; then
MAGNUM_BIN_DIR=$MAGNUM_DIR/bin
else
MAGNUM_BIN_DIR=$(get_python_exec_prefix)
fi
# Functions
# ---------
# Test if any magnum services are enabled
# is_magnum_enabled
function is_magnum_enabled {
[[ ,${ENABLED_SERVICES} =~ ,"m-" ]] && return 0
return 1
}
# cleanup_magnum() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_magnum {
sudo rm -rf $MAGNUM_STATE_PATH $MAGNUM_AUTH_CACHE_DIR
}
# configure_magnum() - Set config files, create data dirs, etc
function configure_magnum {
# Put config files in ``/etc/magnum`` for everyone to find
if [[ ! -d $MAGNUM_CONF_DIR ]]; then
sudo mkdir -p $MAGNUM_CONF_DIR
sudo chown $STACK_USER $MAGNUM_CONF_DIR
fi
# Rebuild the config file from scratch
create_magnum_conf
}
# create_magnum_accounts() - Set up common required magnum accounts
#
# Project User Roles
# ------------------------------------------------------------------
# SERVICE_TENANT_NAME magnum service
function create_magnum_accounts {
create_service_user "magnum" "admin"
if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then
local magnum_service=$(get_or_create_service "magnum" \
"container" "Magnum Container Service")
get_or_create_endpoint $magnum_service \
"$REGION_NAME" \
"$MAGNUM_SERVICE_PROTOCOL://$MAGNUM_SERVICE_HOST:$MAGNUM_SERVICE_PORT/v1" \
"$MAGNUM_SERVICE_PROTOCOL://$MAGNUM_SERVICE_HOST:$MAGNUM_SERVICE_PORT/v1" \
"$MAGNUM_SERVICE_PROTOCOL://$MAGNUM_SERVICE_HOST:$MAGNUM_SERVICE_PORT/v1"
fi
}
# create_magnum_conf() - Create a new magnum.conf file
function create_magnum_conf {
# (Re)create ``magnum.conf``
rm -f $MAGNUM_CONF
iniset $MAGNUM_CONF DEFAULT verbose "True"
iniset $MAGNUM_CONF DEFAULT debug "$ENABLE_DEBUG_LOG_LEVEL"
iniset $MAGNUM_CONF DEFAULT rabbit_userid $RABBIT_USERID
iniset $MAGNUM_CONF DEFAULT rabbit_password $RABBIT_PASSWORD
iniset $MAGNUM_CONF DEFAULT rabbit_host $RABBIT_HOST
iniset $MAGNUM_CONF database connection `database_connection_url magnum`
iniset $MAGNUM_CONF api host "$MAGNUM_SERVICE_HOST"
iniset $MAGNUM_CONF api port "$MAGNUM_SERVICE_PORT"
iniset $MAGNUM_CONF conductor host "$MAGNUM_SERVICE_HOST"
configure_auth_token_middleware $MAGNUM_CONF magnum $MAGNUM_AUTH_CACHE_DIR
if is_fedora || is_suse; then
# magnum defaults to /usr/local/bin, but fedora and suse pip like to
# install things in /usr/bin
iniset $MAGNUM_CONF DEFAULT bindir "/usr/bin"
fi
if [ -n "$MAGNUM_STATE_PATH" ]; then
iniset $MAGNUM_CONF DEFAULT state_path "$MAGNUM_STATE_PATH"
iniset $MAGNUM_CONF DEFAULT lock_path "$MAGNUM_STATE_PATH"
fi
if [ "$SYSLOG" != "False" ]; then
iniset $MAGNUM_CONF DEFAULT use_syslog "True"
fi
# Format logging
if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
setup_colorized_logging $MAGNUM_CONF DEFAULT
else
# Show user_name and project_name instead of user_id and project_id
iniset $MAGNUM_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)03d %(levelname)s %(name)s [%(request_id)s %(user_name)s %(project_name)s] %(instance)s%(message)s"
fi
# Register SSL certificates if provided
if is_ssl_enabled_service magnum; then
ensure_certificates MAGNUM
iniset $MAGNUM_CONF DEFAULT ssl_cert_file "$MAGNUM_SSL_CERT"
iniset $MAGNUM_CONF DEFAULT ssl_key_file "$MAGNUM_SSL_KEY"
iniset $MAGNUM_CONF DEFAULT enabled_ssl_apis "$MAGNUM_ENABLED_APIS"
fi
}
function create_magnum_conf_magnum_network {
iniset $MAGNUM_CONF DEFAULT network_manager "magnum.network.manager.$NETWORK_MANAGER"
iniset $MAGNUM_CONF DEFAULT public_interface "$PUBLIC_INTERFACE"
iniset $MAGNUM_CONF DEFAULT vlan_interface "$VLAN_INTERFACE"
iniset $MAGNUM_CONF DEFAULT flat_network_bridge "$FLAT_NETWORK_BRIDGE"
if [ -n "$FLAT_INTERFACE" ]; then
iniset $MAGNUM_CONF DEFAULT flat_interface "$FLAT_INTERFACE"
fi
}
# create_magnum_cache_dir() - Part of the init_magnum() process
function create_magnum_cache_dir {
# Create cache dir
sudo mkdir -p $MAGNUM_AUTH_CACHE_DIR
sudo chown $STACK_USER $MAGNUM_AUTH_CACHE_DIR
rm -f $MAGNUM_AUTH_CACHE_DIR/*
}
# init_magnum() - Initialize databases, etc.
function init_magnum {
# Only do this step once on the API node for an entire cluster.
if is_service_enabled $DATABASE_BACKENDS && is_service_enabled m-api; then
# (Re)create magnum database
recreate_database magnum
# Migrate magnum database
$MAGNUM_BIN_DIR/magnum-db-manage upgrade
fi
create_magnum_cache_dir
}
# install_magnumclient() - Collect source and prepare
function install_magnumclient {
if use_library_from_git "python-magnumclient"; then
ERROR_ON_CLONE=False
git_clone_by_name "python-magnumclient"
setup_dev_lib "python-magnumclient"
fi
}
# install_magnum() - Collect source and prepare
function install_magnum {
git_clone $MAGNUM_REPO $MAGNUM_DIR $MAGNUM_BRANCH
setup_develop $MAGNUM_DIR
}
# start_magnum_api() - Start the API process ahead of other things
function start_magnum_api {
# Get right service port for testing
local service_port=$MAGNUM_SERVICE_PORT
local service_protocol=$MAGNUM_SERVICE_PROTOCOL
if is_service_enabled tls-proxy; then
service_port=$MAGNUM_SERVICE_PORT_INT
service_protocol="http"
fi
run_process m-api "$MAGNUM_BIN_DIR/magnum-api"
echo "Waiting for magnum-api to start..."
if ! wait_for_service $SERVICE_TIMEOUT $service_protocol://$SERVICE_HOST:$service_port; then
die $LINENO "magnum-api did not start"
fi
# Start proxies if enabled
if is_service_enabled tls-proxy; then
start_tls_proxy '*' $MAGNUM_SERVICE_PORT $MAGNUM_SERVICE_HOST $MAGNUM_SERVICE_PORT_INT &
start_tls_proxy '*' $EC2_SERVICE_PORT $MAGNUM_SERVICE_HOST $EC2_SERVICE_PORT_INT &
fi
}
# start_magnum() - Start running processes, including screen
function start_magnum {
# ``run_process`` checks ``is_service_enabled``, it is not needed here
start_magnum_api
run_process m-cond "$MAGNUM_BIN_DIR/magnum-conductor"
}
# stop_magnum() - Stop running processes (non-screen)
function stop_magnum {
for serv in m-api m-cond; do
stop_process $serv
done
}
# Restore xtrace
$XTRACE