Add procname for uwsgi based services

Code in grenade and elsewhere rely on the process/service name
when one runs "ps auxw" and they grep for example "grep -e glance-api"
to check if the service is running. with uwsgi, let us make sure
we use process name prefix so it is easier to spot the services
and be compatible with code elsewhere that relies on this.

Change-Id: I4d1cd223ed9904fcb19b26fc9362b676e0b4f9b3
diff --git a/lib/nova b/lib/nova
index fa09fd8..976bf35 100644
--- a/lib/nova
+++ b/lib/nova
@@ -805,7 +805,7 @@
             start_tls_proxy nova '*' $NOVA_SERVICE_PORT $NOVA_SERVICE_HOST $NOVA_SERVICE_PORT_INT
         fi
     else
-        run_process "n-api" "$NOVA_BIN_DIR/uwsgi --ini $NOVA_UWSGI_CONF"
+        run_process "n-api" "$NOVA_BIN_DIR/uwsgi --procname-prefix nova-api --ini $NOVA_UWSGI_CONF"
         nova_url=$service_protocol://$SERVICE_HOST/compute/v2.1/
     fi
 
@@ -912,7 +912,7 @@
     if [ "$NOVA_USE_MOD_WSGI" == "False" ]; then
         run_process n-api-meta "$NOVA_BIN_DIR/nova-api-metadata --config-file $compute_cell_conf"
     else
-        run_process n-api-meta "$NOVA_BIN_DIR/uwsgi --ini $NOVA_METADATA_UWSGI_CONF"
+        run_process n-api-meta "$NOVA_BIN_DIR/uwsgi --procname-prefix nova-api-meta --ini $NOVA_METADATA_UWSGI_CONF"
     fi
 
     run_process n-novnc "$NOVA_BIN_DIR/nova-novncproxy --config-file $api_cell_conf --web $NOVNC_WEB_DIR"