| #include "redismodule.h" |
| #include <strings.h> |
| #include <assert.h> |
| #include <unistd.h> |
| #include <errno.h> |
|
|
| |
| int getChannels_subscribe(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) { |
| if ((argc - 1) % 3 != 0) { |
| RedisModule_WrongArity(ctx); |
| return REDISMODULE_OK; |
| } |
| char *err = NULL; |
| |
| |
| |
| |
| for (int i = 1; i < argc; i += 3) { |
| const char *operation = RedisModule_StringPtrLen(argv[i], NULL); |
| const char *type = RedisModule_StringPtrLen(argv[i+1], NULL); |
| int flags = 0; |
|
|
| if (!strcasecmp(operation, "subscribe")) { |
| flags |= REDISMODULE_CMD_CHANNEL_SUBSCRIBE; |
| } else if (!strcasecmp(operation, "unsubscribe")) { |
| flags |= REDISMODULE_CMD_CHANNEL_UNSUBSCRIBE; |
| } else if (!strcasecmp(operation, "publish")) { |
| flags |= REDISMODULE_CMD_CHANNEL_PUBLISH; |
| } else { |
| err = "Invalid channel operation"; |
| break; |
| } |
|
|
| if (!strcasecmp(type, "literal")) { |
| |
| } else if (!strcasecmp(type, "pattern")) { |
| flags |= REDISMODULE_CMD_CHANNEL_PATTERN; |
| } else { |
| err = "Invalid channel type"; |
| break; |
| } |
| if (RedisModule_IsChannelsPositionRequest(ctx)) { |
| RedisModule_ChannelAtPosWithFlags(ctx, i+2, flags); |
| } |
| } |
|
|
| if (!RedisModule_IsChannelsPositionRequest(ctx)) { |
| if (err) { |
| RedisModule_ReplyWithError(ctx, err); |
| } else { |
| |
| RedisModule_ReplyWithSimpleString(ctx, "OK"); |
| } |
| } |
|
|
| return REDISMODULE_OK; |
| } |
|
|
| int RedisModule_OnLoad(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) { |
| REDISMODULE_NOT_USED(argv); |
| REDISMODULE_NOT_USED(argc); |
| if (RedisModule_Init(ctx, "getchannels", 1, REDISMODULE_APIVER_1) == REDISMODULE_ERR) |
| return REDISMODULE_ERR; |
|
|
| if (RedisModule_CreateCommand(ctx, "getchannels.command", getChannels_subscribe, "getchannels-api", 0, 0, 0) == REDISMODULE_ERR) |
| return REDISMODULE_ERR; |
|
|
| return REDISMODULE_OK; |
| } |
|
|
