Streams: use bulk replies instead of status replies.

They play better with Lua scripting, otherwise Lua will see status
replies as "ok" = "string" which is very odd, and actually as @oranagra
reasoned in issue #5456 in the rest of the Redis code base there was no
such concern as saving a few bytes when the protocol is emitted.
This commit is contained in:
antirez 2018-10-17 17:20:05 +02:00
parent bcc0916d08
commit 1eb0994ecc

View File

@ -777,8 +777,8 @@ int streamDeleteItem(stream *s, streamID *id) {
* in the standard <ms>-<seq> format, using the simple string protocol
* of REPL. */
void addReplyStreamID(client *c, streamID *id) {
sds replyid = sdscatfmt(sdsempty(),"+%U-%U\r\n",id->ms,id->seq);
addReplySds(c,replyid);
sds replyid = sdscatfmt(sdsempty(),"%U-%U",id->ms,id->seq);
addReplyBulkSds(c,replyid);
}
/* Similar to the above function, but just creates an object, usually useful
@ -2456,11 +2456,11 @@ NULL
if (idle < 0) idle = 0;
addReplyMultiBulkLen(c,6);
addReplyStatus(c,"name");
addReplyBulkCString(c,"name");
addReplyBulkCBuffer(c,consumer->name,sdslen(consumer->name));
addReplyStatus(c,"pending");
addReplyBulkCString(c,"pending");
addReplyLongLong(c,raxSize(consumer->pel));
addReplyStatus(c,"idle");
addReplyBulkCString(c,"idle");
addReplyLongLong(c,idle);
}
raxStop(&ri);
@ -2478,28 +2478,28 @@ NULL
while(raxNext(&ri)) {
streamCG *cg = ri.data;
addReplyMultiBulkLen(c,8);
addReplyStatus(c,"name");
addReplyBulkCString(c,"name");
addReplyBulkCBuffer(c,ri.key,ri.key_len);
addReplyStatus(c,"consumers");
addReplyBulkCString(c,"consumers");
addReplyLongLong(c,raxSize(cg->consumers));
addReplyStatus(c,"pending");
addReplyBulkCString(c,"pending");
addReplyLongLong(c,raxSize(cg->pel));
addReplyStatus(c,"last-delivered-id");
addReplyBulkCString(c,"last-delivered-id");
addReplyStreamID(c,&cg->last_id);
}
raxStop(&ri);
} else if (!strcasecmp(opt,"STREAM") && c->argc == 3) {
/* XINFO STREAM <key> (or the alias XINFO <key>). */
addReplyMultiBulkLen(c,14);
addReplyStatus(c,"length");
addReplyBulkCString(c,"length");
addReplyLongLong(c,s->length);
addReplyStatus(c,"radix-tree-keys");
addReplyBulkCString(c,"radix-tree-keys");
addReplyLongLong(c,raxSize(s->rax));
addReplyStatus(c,"radix-tree-nodes");
addReplyBulkCString(c,"radix-tree-nodes");
addReplyLongLong(c,s->rax->numnodes);
addReplyStatus(c,"groups");
addReplyBulkCString(c,"groups");
addReplyLongLong(c,s->cgroups ? raxSize(s->cgroups) : 0);
addReplyStatus(c,"last-generated-id");
addReplyBulkCString(c,"last-generated-id");
addReplyStreamID(c,&s->last_id);
/* To emit the first/last entry we us the streamReplyWithRange()
@ -2508,11 +2508,11 @@ NULL
streamID start, end;
start.ms = start.seq = 0;
end.ms = end.seq = UINT64_MAX;
addReplyStatus(c,"first-entry");
addReplyBulkCString(c,"first-entry");
count = streamReplyWithRange(c,s,&start,&end,1,0,NULL,NULL,
STREAM_RWR_RAWENTRIES,NULL);
if (!count) addReply(c,shared.nullbulk);
addReplyStatus(c,"last-entry");
addReplyBulkCString(c,"last-entry");
count = streamReplyWithRange(c,s,&start,&end,1,1,NULL,NULL,
STREAM_RWR_RAWENTRIES,NULL);
if (!count) addReply(c,shared.nullbulk);