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(redis cobra bots) xadd with maxlen + fix bug in xadd client implementation and ws cobra metrics to redis command argument parsing

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This commit is contained in:
Benjamin Sergeant
2020-06-11 08:20:03 -07:00
parent c5aadffa08
commit d0cd4aed5a
6 changed files with 38 additions and 20 deletions
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11
ixredis/ixredis/IXRedisClient.cpp
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@ -251,12 +251,16 @@ namespace ix
}
std::string RedisClient::prepareXaddCommand(const std::string& stream,
const std::string& message)
const std::string& message,
int maxLen)
{
std::stringstream ss;
ss << "*5\r\n";
ss << "*8\r\n";
ss << writeString("XADD");
ss << writeString(stream);
ss << writeString("MAXLEN");
ss << writeString("~");
ss << writeString(std::to_string(maxLen));
ss << writeString("*");
ss << writeString("field");
ss << writeString(message);
@ -266,6 +270,7 @@ namespace ix
std::string RedisClient::xadd(const std::string& stream,
const std::string& message,
int maxLen,
std::string& errMsg)
{
errMsg.clear();
@ -276,7 +281,7 @@ namespace ix
return std::string();
}
std::string command = prepareXaddCommand(stream, message);
std::string command = prepareXaddCommand(stream, message, maxLen);
bool sent = _socket->writeBytes(command, nullptr);
if (!sent)

5
ixredis/ixredis/IXRedisClient.h
View File

@ -40,9 +40,12 @@ namespace ix
// XADD
std::string xadd(const std::string& channel,
const std::string& message,
int maxLen,
std::string& errMsg);
std::string prepareXaddCommand(const std::string& stream, const std::string& message);
std::string prepareXaddCommand(const std::string& stream,
const std::string& message,
int maxLen);
std::string readXaddReply(std::string& errMsg);