# lib/sahara
 
 # Dependencies:
 # ``functions`` file
 # ``DEST``, ``DATA_DIR``, ``STACK_USER`` must be defined
 
 # ``stack.sh`` calls the entry points in this order:
 #
 # install_sahara
 # configure_sahara
 # start_sahara
 # stop_sahara
 # cleanup_sahara
 
 # Save trace setting
 XTRACE=$(set +o | grep xtrace)
 set +o xtrace
 
 
 # Defaults
 # --------
 
 # Set up default repos
 SAHARA_REPO=${SAHARA_REPO:-${GIT_BASE}/openstack/sahara.git}
 SAHARA_BRANCH=${SAHARA_BRANCH:-master}
 
 # Set up default directories
 SAHARA_DIR=$DEST/sahara
 SAHARA_CONF_DIR=${SAHARA_CONF_DIR:-/etc/sahara}
 SAHARA_CONF_FILE=${SAHARA_CONF_DIR}/sahara.conf
 
 SAHARA_SERVICE_HOST=${SAHARA_SERVICE_HOST:-$SERVICE_HOST}
 SAHARA_SERVICE_PORT=${SAHARA_SERVICE_PORT:-8386}
 SAHARA_SERVICE_PROTOCOL=${SAHARA_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL}
 
 SAHARA_AUTH_CACHE_DIR=${SAHARA_AUTH_CACHE_DIR:-/var/cache/sahara}
 

 SAHARA_ENABLED_PLUGINS=${SAHARA_ENABLED_PLUGINS:-vanilla,hdp,fake}
 

 # Support entry points installation of console scripts
 if [[ -d $SAHARA_DIR/bin ]]; then
     SAHARA_BIN_DIR=$SAHARA_DIR/bin
 else
     SAHARA_BIN_DIR=$(get_python_exec_prefix)
 fi
 
 # Tell Tempest this project is present
 TEMPEST_SERVICES+=,sahara
 
 # Functions
 # ---------
 
 # create_sahara_accounts() - Set up common required sahara accounts
 #
 # Tenant      User       Roles
 # ------------------------------
 # service     sahara    admin
 function create_sahara_accounts {
 
     SERVICE_TENANT=$(openstack project list | awk "/ $SERVICE_TENANT_NAME / { print \$2 }")
     ADMIN_ROLE=$(openstack role list | awk "/ admin / { print \$2 }")
 

     SAHARA_USER=$(get_or_create_user "sahara" \

         "$SERVICE_PASSWORD" $SERVICE_TENANT)

     get_or_add_user_role $ADMIN_ROLE $SAHARA_USER $SERVICE_TENANT

 
     if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then

 
         SAHARA_SERVICE=$(get_or_create_service "sahara" \
             "data_processing" "Sahara Data Processing")
         get_or_create_endpoint $SAHARA_SERVICE \
             "$REGION_NAME" \
             "$SAHARA_SERVICE_PROTOCOL://$SAHARA_SERVICE_HOST:$SAHARA_SERVICE_PORT/v1.1/\$(tenant_id)s" \
             "$SAHARA_SERVICE_PROTOCOL://$SAHARA_SERVICE_HOST:$SAHARA_SERVICE_PORT/v1.1/\$(tenant_id)s" \
             "$SAHARA_SERVICE_PROTOCOL://$SAHARA_SERVICE_HOST:$SAHARA_SERVICE_PORT/v1.1/\$(tenant_id)s"

     fi
 }
 
 # cleanup_sahara() - Remove residual data files, anything left over from
 # previous runs that would need to clean up.
 function cleanup_sahara {
 
     # Cleanup auth cache dir
     sudo rm -rf $SAHARA_AUTH_CACHE_DIR
 }
 
 # configure_sahara() - Set config files, create data dirs, etc
 function configure_sahara {
 
     if [[ ! -d $SAHARA_CONF_DIR ]]; then
         sudo mkdir -p $SAHARA_CONF_DIR
     fi
     sudo chown $STACK_USER $SAHARA_CONF_DIR
 
     # Copy over sahara configuration file and configure common parameters.

     cp $SAHARA_DIR/etc/sahara/sahara.conf.sample $SAHARA_CONF_FILE

 
     # Create auth cache dir
     sudo mkdir -p $SAHARA_AUTH_CACHE_DIR
     sudo chown $STACK_USER $SAHARA_AUTH_CACHE_DIR
     rm -rf $SAHARA_AUTH_CACHE_DIR/*
 
     # Set actual keystone auth configs
     iniset $SAHARA_CONF_FILE keystone_authtoken auth_uri $KEYSTONE_SERVICE_PROTOCOL://$KEYSTONE_SERVICE_HOST:$KEYSTONE_SERVICE_PORT/

     iniset $SAHARA_CONF_FILE keystone_authtoken auth_host $KEYSTONE_AUTH_HOST
     iniset $SAHARA_CONF_FILE keystone_authtoken auth_port $KEYSTONE_AUTH_PORT
     iniset $SAHARA_CONF_FILE keystone_authtoken auth_protocol $KEYSTONE_AUTH_PROTOCOL

     iniset $SAHARA_CONF_FILE keystone_authtoken admin_tenant_name $SERVICE_TENANT_NAME
     iniset $SAHARA_CONF_FILE keystone_authtoken admin_user sahara
     iniset $SAHARA_CONF_FILE keystone_authtoken admin_password $SERVICE_PASSWORD
     iniset $SAHARA_CONF_FILE keystone_authtoken signing_dir $SAHARA_AUTH_CACHE_DIR
     iniset $SAHARA_CONF_FILE keystone_authtoken cafile $KEYSTONE_SSL_CA
 

     iniset $SAHARA_CONF_FILE DEFAULT verbose True
     iniset $SAHARA_CONF_FILE DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL

     iniset $SAHARA_CONF_FILE DEFAULT plugins $SAHARA_ENABLED_PLUGINS
 

     iniset $SAHARA_CONF_FILE database connection `database_connection_url sahara`
 
     if is_service_enabled neutron; then
         iniset $SAHARA_CONF_FILE DEFAULT use_neutron true
         iniset $SAHARA_CONF_FILE DEFAULT use_floating_ips true
     fi
 
     if is_service_enabled heat; then
         iniset $SAHARA_CONF_FILE DEFAULT infrastructure_engine heat
     else
         iniset $SAHARA_CONF_FILE DEFAULT infrastructure_engine direct
     fi
 
     iniset $SAHARA_CONF_FILE DEFAULT use_syslog $SYSLOG
 

     # Format logging
     if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
         setup_colorized_logging $SAHARA_CONF_FILE DEFAULT
     fi
 

     recreate_database sahara utf8
     $SAHARA_BIN_DIR/sahara-db-manage --config-file $SAHARA_CONF_FILE upgrade head
 }
 
 # install_sahara() - Collect source and prepare
 function install_sahara {
     git_clone $SAHARA_REPO $SAHARA_DIR $SAHARA_BRANCH
     setup_develop $SAHARA_DIR
 }
 
 # start_sahara() - Start running processes, including screen
 function start_sahara {

     screen_it sahara "cd $SAHARA_DIR && $SAHARA_BIN_DIR/sahara-all --config-file $SAHARA_CONF_FILE"

 }
 
 # stop_sahara() - Stop running processes
 function stop_sahara {
     # Kill the Sahara screen windows
     screen -S $SCREEN_NAME -p sahara -X kill
 }
 
 
 # Restore xtrace
 $XTRACE
 
 # Local variables:
 # mode: shell-script
 # End: