int ArdbServer::Exec(ArdbConnContext& ctx, RedisCommandFrame& cmd)
{
if (ctx.fail_transc || !ctx.in_transaction)
{
ctx.reply.type = REDIS_REPLY_NIL;
}
else
{
RedisReply r;
r.type = REDIS_REPLY_ARRAY;
if (NULL != ctx.transaction_cmds)
{
for (uint32 i = 0; i < ctx.transaction_cmds->size(); i++)
{
RedisCommandFrame& cmd = ctx.transaction_cmds->at(i);
DoRedisCommand(ctx,
FindRedisCommandHandlerSetting(cmd.GetCommand()),
cmd);
r.elements.push_back(ctx.reply);
}
}
ctx.reply = r;
}
ctx.in_transaction = false;
DELETE(ctx.transaction_cmds);
ClearWatchKeys(ctx);
return 0;
}
int Ardb::Exec(Context& ctx, RedisCommandFrame& cmd)
{
if (!ctx.InTransc())
{
fill_error_reply(ctx.reply, "EXEC without MULTI");
return 0;
}
if (ctx.GetTransc().abort)
{
ctx.reply.type = REDIS_REPLY_NIL;
ctx.ClearTransc();
return 0;
}
LockGuard<ThreadMutex> guard(g_transc_mutex); //only one transc allowed exec at the same time in multi threads
RedisCommandFrameArray::iterator it = ctx.GetTransc().cached_cmds.begin();
Context transc_ctx;
transc_ctx.currentDB = ctx.currentDB;
while (it != ctx.GetTransc().cached_cmds.end())
{
RedisReply& r = ctx.reply.AddMember();
RedisCommandHandlerSetting* setting = FindRedisCommandHandlerSetting(*it);
if(NULL != setting)
{
transc_ctx.reply.Clear();
DoCall(transc_ctx, *setting, *it);
r.Clone(transc_ctx.reply);
}
else
{
fill_error_reply(r, "unknown command '%s'", it->GetCommand().c_str());
}
it++;
}
ctx.currentDB = transc_ctx.currentDB;
ctx.ClearTransc();
UnwatchKeys(ctx);
return 0;
}
