;;; plugin-periodic-skel.el - periodic (process) node skeleton ;;; ;;; Copyright (c) 2016 Cisco and/or its affiliates. ;;; Licensed under the Apache License, Version 2.0 (the "License"); ;;; you may not use this file except in compliance with the License. ;;; You may obtain a copy of the License at: ;;; ;;; http://www.apache.org/licenses/LICENSE-2.0 ;;; ;;; Unless required by applicable law or agreed to in writing, software ;;; distributed under the License is distributed on an "AS IS" BASIS, ;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. ;;; See the License for the specific language governing permissions and ;;; limitations under the License. (require 'skeleton) (define-skeleton skel-plugin-periodic "Insert a periodic node skeleton " nil '(if (not (boundp 'plugin-name)) (setq plugin-name (read-string "Plugin name: "))) '(setq PLUGIN-NAME (upcase plugin-name)) '(setq capital-oh-en "ON") '(setq main-p (concat (substring plugin-name 0 1) "mp")) "/* * " plugin-name "_periodic.c - skeleton plug-in periodic function * * Copyright (c) <current-year> <your-organization> * Licensed under the Apache License, Version 2.0 (the \"License\"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an \"AS IS\" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <vlib/vlib.h> #include <vppinfra/error.h> #include <" plugin-name "/" plugin-name ".h> static void handle_event1 (" plugin-name "_main_t *pm, f64 now, uword event_data) { clib_warning (\"received " PLUGIN-NAME "_EVENT1\"); } static void handle_event2 (" plugin-name "_main_t *pm, f64 now, uword event_data) { clib_warning (\"received " PLUGIN-NAME "_EVENT2\"); } static void handle_periodic_enable_disable (" plugin-name"_main_t *pm, f64 now, uword event_data) { clib_warning (\"Periodic timeouts now %s\", event_data ? \"enabled\" : \"disabled\"); pm->periodic_timer_enabled = event_data; } static void handle_timeout (" plugin-name"_main_t *pm, f64 now) { clib_warning (\"timeout at %.2f\", now); } static uword " plugin-name "_periodic_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f) { " plugin-name "_main_t *pm = &" plugin-name "_main; f64 now; f64 timeout = 10.0; uword *event_data = 0; uword event_type; int i; while (1) { if (pm->periodic_timer_enabled) vlib_process_wait_for_event_or_clock (vm, timeout); else vlib_process_wait_for_event (vm); now = vlib_time_now (vm); event_type = vlib_process_get_events (vm, (uword **) & event_data); switch (event_type) { /* Handle " PLUGIN-NAME "_EVENT1 */ case " PLUGIN-NAME "_EVENT1: for (i = 0; i < vec_len (event_data); i++) handle_event1 (pm, now, event_data[i]); break; /* Handle " PLUGIN-NAME "_EVENT2 */ case " PLUGIN-NAME"_EVENT2: for (i = 0; i < vec_len (event_data); i++) handle_event2 (pm, now, event_data[i]); break; /* Handle the periodic timer on/off event */ case " PLUGIN-NAME"_EVENT_PERIODIC_ENABLE_DISABLE: for (i = 0; i < vec_len (event_data); i++) handle_periodic_enable_disable (pm, now, event_data[i]); break; /* Handle periodic timeouts */ case ~0: handle_timeout (pm, now); break; } vec_reset_length (event_data); } return 0; /* or not */ } void " plugin-name "_create_periodic_process (" plugin-name "_main_t *" main-p") { /* Already created the process node? */ if (" main-p "->periodic_node_index > 0) return; /* No, create it now and make a note of the node index */ " main-p "->periodic_node_index = vlib_process_create (" main-p "->vlib_main, \"" plugin-name "-periodic-process\", " plugin-name "_periodic_process, 16 /* log2_n_stack_bytes */); } /* * fd.io coding-style-patch-verification: " capital-oh-en " * * Local Variables: * eval: (c-set-style \"gnu\") * End: */ ")