fix XREAD commands for redis message queue

This commit is contained in:
Grant Limberg 2022-04-28 11:13:44 -07:00
parent caf1de3bcf
commit ff18bacd94
No known key found for this signature in database
GPG Key ID: 8F2F97D3BE8D7735

View File

@ -937,15 +937,16 @@ void PostgreSQL::_membersWatcher_Postgres() {
void PostgreSQL::_membersWatcher_Redis() {
char buf[11] = {0};
std::string key = "member-stream:{" + std::string(_myAddress.toString(buf)) + "}";
std::string lastID = "0";
fprintf(stderr, "Listening to member stream: %s\n", key.c_str());
while (_run == 1) {
try {
json tmp;
std::unordered_map<std::string, ItemStream> result;
if (_rc->clusterMode) {
_cluster->xread(key, "$", std::chrono::seconds(1), 0, std::inserter(result, result.end()));
_cluster->xread(key, lastID, std::chrono::seconds(1), 10, std::inserter(result, result.end()));
} else {
_redis->xread(key, "$", std::chrono::seconds(1), 0, std::inserter(result, result.end()));
_redis->xread(key, lastID, std::chrono::seconds(1), 10, std::inserter(result, result.end()));
}
if (!result.empty()) {
for (auto element : result) {
@ -982,6 +983,7 @@ void PostgreSQL::_membersWatcher_Redis() {
} else {
_redis->xdel(key, id);
}
lastID = id;
}
}
}
@ -1024,15 +1026,15 @@ void PostgreSQL::_networksWatcher_Postgres() {
void PostgreSQL::_networksWatcher_Redis() {
char buf[11] = {0};
std::string key = "network-stream:{" + std::string(_myAddress.toString(buf)) + "}";
std::string lastID = "0";
while (_run == 1) {
try {
json tmp;
std::unordered_map<std::string, ItemStream> result;
if (_rc->clusterMode) {
_cluster->xread(key, "$", std::chrono::seconds(1), 0, std::inserter(result, result.end()));
_cluster->xread(key, lastID, std::chrono::seconds(1), 0, std::inserter(result, result.end()));
} else {
_redis->xread(key, "$", std::chrono::seconds(1), 0, std::inserter(result, result.end()));
_redis->xread(key, lastID, std::chrono::seconds(1), 0, std::inserter(result, result.end()));
}
if (!result.empty()) {
@ -1070,6 +1072,7 @@ void PostgreSQL::_networksWatcher_Redis() {
} else {
_redis->xdel(key, id);
}
lastID = id;
}
}
}