| /** @file |
| |
| A brief file description |
| |
| @section license License |
| |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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. |
| */ |
| |
| /* lifecycle_plugin.c: an example plugin to demonstrate the lifecycle hooks. |
| * of response body content |
| */ |
| |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <inttypes.h> |
| #include <ts/ts.h> |
| |
| #define PLUGIN_NAME "lifecycle" |
| |
| int |
| CallbackHandler(TSCont this, TSEvent id, void *data) |
| { |
| (void)this; // make compiler shut up about unused variable. |
| switch (id) { |
| case TS_EVENT_LIFECYCLE_PORTS_INITIALIZED: |
| TSDebug(PLUGIN_NAME, "Proxy ports initialized"); |
| break; |
| case TS_EVENT_LIFECYCLE_PORTS_READY: |
| TSDebug(PLUGIN_NAME, "Proxy ports active"); |
| break; |
| case TS_EVENT_LIFECYCLE_CACHE_READY: |
| TSDebug(PLUGIN_NAME, "Cache ready"); |
| break; |
| case TS_EVENT_LIFECYCLE_MSG: { |
| TSPluginMsg *msg = (TSPluginMsg *)data; |
| TSDebug(PLUGIN_NAME, "Message to '%s' - %zu bytes of data", msg->tag, msg->data_size); |
| break; |
| } |
| default: |
| TSDebug(PLUGIN_NAME, "Unexpected event %d", id); |
| break; |
| } |
| return TS_EVENT_NONE; |
| } |
| |
| void |
| TSPluginInit(int argc, const char *argv[]) |
| { |
| TSPluginRegistrationInfo info; |
| TSCont cb; |
| |
| info.plugin_name = PLUGIN_NAME; |
| info.vendor_name = "Apache Software Foundation"; |
| info.support_email = "dev@trafficserver.apache.org"; |
| |
| if (TSPluginRegister(&info) != TS_SUCCESS) { |
| TSError("[%s] Plugin registration failed", PLUGIN_NAME); |
| |
| goto Lerror; |
| } |
| |
| cb = TSContCreate(CallbackHandler, NULL); |
| |
| TSLifecycleHookAdd(TS_LIFECYCLE_PORTS_INITIALIZED_HOOK, cb); |
| TSLifecycleHookAdd(TS_LIFECYCLE_PORTS_READY_HOOK, cb); |
| TSLifecycleHookAdd(TS_LIFECYCLE_CACHE_READY_HOOK, cb); |
| TSLifecycleHookAdd(TS_LIFECYCLE_MSG_HOOK, cb); |
| |
| TSDebug(PLUGIN_NAME, "online"); |
| |
| return; |
| |
| Lerror: |
| TSError("[%s] Unable to initialize plugin (disabled)", PLUGIN_NAME); |
| } |