From 29ee4b42b815da6047be82e1ec124abd1313da2d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=D0=93=D1=80=D0=B8=D0=B3=D0=BE=D1=80=D0=B8=D0=B9=20=D0=A1?= =?UTF-8?q?=D0=B0=D1=84=D1=80=D0=BE=D0=BD=D0=BE=D0=B2?= Date: Tue, 15 Apr 2025 17:24:54 +0000 Subject: [PATCH] Delete src/modules/hellocluster.c --- src/modules/hellocluster.c | 118 ------------------------------------- 1 file changed, 118 deletions(-) delete mode 100644 src/modules/hellocluster.c diff --git a/src/modules/hellocluster.c b/src/modules/hellocluster.c deleted file mode 100644 index cb78187f9..000000000 --- a/src/modules/hellocluster.c +++ /dev/null @@ -1,118 +0,0 @@ -/* Helloworld cluster -- A ping/pong cluster API example. - * - * ----------------------------------------------------------------------------- - * - * Copyright (c) 2018, Salvatore Sanfilippo - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Redis nor the names of its contributors may be used - * to endorse or promote products derived from this software without - * specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#define REDISMODULE_EXPERIMENTAL_API -#include "../redismodule.h" -#include -#include -#include -#include - -#define MSGTYPE_PING 1 -#define MSGTYPE_PONG 2 - -/* HELLOCLUSTER.PINGALL */ -int PingallCommand_RedisCommand(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) { - REDISMODULE_NOT_USED(argv); - REDISMODULE_NOT_USED(argc); - - RedisModule_SendClusterMessage(ctx,NULL,MSGTYPE_PING,(unsigned char*)"Hey",3); - return RedisModule_ReplyWithSimpleString(ctx, "OK"); -} - -/* HELLOCLUSTER.LIST */ -int ListCommand_RedisCommand(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) { - REDISMODULE_NOT_USED(argv); - REDISMODULE_NOT_USED(argc); - - size_t numnodes; - char **ids = RedisModule_GetClusterNodesList(ctx,&numnodes); - if (ids == NULL) { - return RedisModule_ReplyWithError(ctx,"Cluster not enabled"); - } - - RedisModule_ReplyWithArray(ctx,numnodes); - for (size_t j = 0; j < numnodes; j++) { - int port; - RedisModule_GetClusterNodeInfo(ctx,ids[j],NULL,NULL,&port,NULL); - RedisModule_ReplyWithArray(ctx,2); - RedisModule_ReplyWithStringBuffer(ctx,ids[j],REDISMODULE_NODE_ID_LEN); - RedisModule_ReplyWithLongLong(ctx,port); - } - RedisModule_FreeClusterNodesList(ids); - return REDISMODULE_OK; -} - -/* Callback for message MSGTYPE_PING */ -void PingReceiver(RedisModuleCtx *ctx, const char *sender_id, uint8_t type, const unsigned char *payload, uint32_t len) { - RedisModule_Log(ctx,"notice","PING (type %d) RECEIVED from %.*s: '%.*s'", - type,REDISMODULE_NODE_ID_LEN,sender_id,(int)len, payload); - RedisModule_SendClusterMessage(ctx,NULL,MSGTYPE_PONG,(unsigned char*)"Ohi!",4); - RedisModule_Call(ctx, "INCR", "c", "pings_received"); -} - -/* Callback for message MSGTYPE_PONG. */ -void PongReceiver(RedisModuleCtx *ctx, const char *sender_id, uint8_t type, const unsigned char *payload, uint32_t len) { - RedisModule_Log(ctx,"notice","PONG (type %d) RECEIVED from %.*s: '%.*s'", - type,REDISMODULE_NODE_ID_LEN,sender_id,(int)len, payload); -} - -/* This function must be present on each Redis module. It is used in order to - * register the commands into the Redis server. */ -int RedisModule_OnLoad(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) { - REDISMODULE_NOT_USED(argv); - REDISMODULE_NOT_USED(argc); - - if (RedisModule_Init(ctx,"hellocluster",1,REDISMODULE_APIVER_1) - == REDISMODULE_ERR) return REDISMODULE_ERR; - - if (RedisModule_CreateCommand(ctx,"hellocluster.pingall", - PingallCommand_RedisCommand,"readonly",0,0,0) == REDISMODULE_ERR) - return REDISMODULE_ERR; - - if (RedisModule_CreateCommand(ctx,"hellocluster.list", - ListCommand_RedisCommand,"readonly",0,0,0) == REDISMODULE_ERR) - return REDISMODULE_ERR; - - /* Disable Redis Cluster sharding and redirections. This way every node - * will be able to access every possible key, regardless of the hash slot. - * This way the PING message handler will be able to increment a specific - * variable. Normally you do that in order for the distributed system - * you create as a module to have total freedom in the keyspace - * manipulation. */ - RedisModule_SetClusterFlags(ctx,REDISMODULE_CLUSTER_FLAG_NO_REDIRECTION); - - /* Register our handlers for different message types. */ - RedisModule_RegisterClusterMessageReceiver(ctx,MSGTYPE_PING,PingReceiver); - RedisModule_RegisterClusterMessageReceiver(ctx,MSGTYPE_PONG,PongReceiver); - return REDISMODULE_OK; -}