Delete src/modules/hellotimer.c
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/* Timer API example -- Register and handle timer events
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*
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* -----------------------------------------------------------------------------
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*
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* Copyright (c) 2018, Salvatore Sanfilippo <antirez at gmail dot com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Redis nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#define REDISMODULE_EXPERIMENTAL_API
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#include "../redismodule.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <string.h>
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/* Timer callback. */
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void timerHandler(RedisModuleCtx *ctx, void *data) {
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REDISMODULE_NOT_USED(ctx);
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printf("Fired %s!\n", (char *)data);
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RedisModule_Free(data);
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}
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/* HELLOTIMER.TIMER*/
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int TimerCommand_RedisCommand(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) {
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REDISMODULE_NOT_USED(argv);
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REDISMODULE_NOT_USED(argc);
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for (int j = 0; j < 10; j++) {
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int delay = rand() % 5000;
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int bufsize = 256;
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char *buf = RedisModule_Alloc(bufsize);
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snprintf(buf,bufsize,"After %d", delay);
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RedisModuleTimerID tid = RedisModule_CreateTimer(ctx,delay,timerHandler,buf);
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REDISMODULE_NOT_USED(tid);
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}
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return RedisModule_ReplyWithSimpleString(ctx, "OK");
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}
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/* This function must be present on each Redis module. It is used in order to
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* register the commands into the Redis server. */
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int RedisModule_OnLoad(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) {
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REDISMODULE_NOT_USED(argv);
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REDISMODULE_NOT_USED(argc);
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if (RedisModule_Init(ctx,"hellotimer",1,REDISMODULE_APIVER_1)
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== REDISMODULE_ERR) return REDISMODULE_ERR;
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if (RedisModule_CreateCommand(ctx,"hellotimer.timer",
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TimerCommand_RedisCommand,"readonly",0,0,0) == REDISMODULE_ERR)
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return REDISMODULE_ERR;
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return REDISMODULE_OK;
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}
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