| /** @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. |
| */ |
| |
| /************************************** |
| * |
| * BaseManager.h |
| * Base Manager Class, base class for all managers. |
| * |
| * $Date: 2004-02-03 22:12:02 $ |
| * |
| * |
| */ |
| |
| #pragma once |
| |
| #include "tscore/ink_thread.h" |
| #include "tscore/ink_mutex.h" |
| #include "tscore/ink_llqueue.h" |
| #include "tscore/ink_hash_table.h" |
| |
| #include "MgmtDefs.h" |
| #include "MgmtMarshall.h" |
| |
| /******************************************* |
| * used by LocalManager and in Proxy Main. * |
| */ |
| #define MAX_OPTION_SIZE 2048 |
| #define MAX_PROXY_SERVER_PORTS 2048 |
| #define MAX_ATTR_LEN 5 |
| /*******************************************/ |
| |
| /* |
| * MgmtEvent defines. |
| */ |
| // Event flows: traffic manager -> traffic server |
| #define MGMT_EVENT_SYNC_KEY 10000 |
| #define MGMT_EVENT_SHUTDOWN 10001 |
| #define MGMT_EVENT_RESTART 10002 |
| #define MGMT_EVENT_BOUNCE 10003 |
| #define MGMT_EVENT_CLEAR_STATS 10004 |
| #define MGMT_EVENT_CONFIG_FILE_UPDATE 10005 |
| #define MGMT_EVENT_PLUGIN_CONFIG_UPDATE 10006 |
| #define MGMT_EVENT_ROLL_LOG_FILES 10008 |
| #define MGMT_EVENT_LIBRECORDS 10009 |
| #define MGMT_EVENT_CONFIG_FILE_UPDATE_NO_INC_VERSION 10010 |
| // cache storage operations - each is a distinct event. |
| // this is done because the code paths share nothing but boilerplate logic |
| // so it's easier to do this than to try to encode an opcode and yet another |
| // case statement. |
| #define MGMT_EVENT_STORAGE_DEVICE_CMD_OFFLINE 10011 |
| #define MGMT_EVENT_LIFECYCLE_MESSAGE 10012 |
| #define MGMT_EVENT_DRAIN 10013 |
| #define MGMT_EVENT_HOST_STATUS_UP 10014 |
| #define MGMT_EVENT_HOST_STATUS_DOWN 10015 |
| |
| /*********************************************************************** |
| * |
| * MODULARIZATION: if you are adding new signals, please ensure to add |
| * the corresponding signals in librecords/I_RecSignals.h |
| * |
| * |
| ***********************************************************************/ |
| |
| // Signal flows: traffic server -> traffic manager |
| #define MGMT_SIGNAL_PID 0 |
| #define MGMT_SIGNAL_MACHINE_UP 1 /* Data is ip addr */ |
| #define MGMT_SIGNAL_MACHINE_DOWN 2 |
| #define MGMT_SIGNAL_CONFIG_ERROR 3 /* Data is descriptive string */ |
| #define MGMT_SIGNAL_SYSTEM_ERROR 4 |
| #define MGMT_SIGNAL_LOG_SPACE_CRISIS 5 |
| #define MGMT_SIGNAL_CONFIG_FILE_READ 6 |
| #define MGMT_SIGNAL_CACHE_ERROR 7 |
| #define MGMT_SIGNAL_CACHE_WARNING 8 |
| #define MGMT_SIGNAL_LOGGING_ERROR 9 |
| #define MGMT_SIGNAL_LOGGING_WARNING 10 |
| // Currently unused: 11 |
| // Currently unused: 12 |
| // Currently unused: 13 |
| #define MGMT_SIGNAL_PLUGIN_SET_CONFIG 14 |
| #define MGMT_SIGNAL_LOG_FILES_ROLLED 15 |
| #define MGMT_SIGNAL_LIBRECORDS 16 |
| |
| #define MGMT_SIGNAL_CONFIG_FILE_CHILD 22 |
| |
| #define MGMT_SIGNAL_SAC_SERVER_DOWN 400 |
| |
| typedef struct _mgmt_message_hdr_type { |
| int msg_id; |
| int data_len; |
| } MgmtMessageHdr; |
| |
| typedef struct _mgmt_event_callback_list { |
| MgmtCallback func; |
| void *opaque_data; |
| struct _mgmt_event_callback_list *next; |
| } MgmtCallbackList; |
| |
| class BaseManager |
| { |
| public: |
| BaseManager(); |
| ~BaseManager(); |
| |
| int registerMgmtCallback(int msg_id, MgmtCallback func, void *opaque_callback_data = nullptr); |
| |
| LLQ *mgmt_event_queue; |
| InkHashTable *mgmt_callback_table; |
| |
| protected: |
| void executeMgmtCallback(int msg_id, char *data_raw, int data_len); |
| |
| private: |
| }; /* End class BaseManager */ |