void VoteRequester::Algorithm::processResponse(const RemoteCommandRequest& request,
const ResponseStatus& response) {
_responsesProcessed++;
if (!response.isOK()) { // failed response
log() << "VoteRequester: Got failed response from " << request.target << ": "
<< response.getStatus();
} else {
_responders.insert(request.target);
ReplSetRequestVotesResponse voteResponse;
const auto status = voteResponse.initialize(response.getValue().data);
if (!status.isOK()) {
log() << "VoteRequester: Got error processing response with status: " << status
<< ", resp:" << response.getValue().data;
}
if (voteResponse.getVoteGranted()) {
LOG(3) << "VoteRequester: Got yes vote from " << request.target
<< ", resp:" << response.getValue().data;
_votes++;
} else {
log() << "VoteRequester: Got no vote from " << request.target
<< " because: " << voteResponse.getReason()
<< ", resp:" << response.getValue().data;
}
if (voteResponse.getTerm() > _term) {
_staleTerm = true;
}
}
}
void VoteRequester::Algorithm::processResponse(
const RemoteCommandRequest& request,
const ResponseStatus& response) {
_responsesProcessed++;
if (!response.isOK()) { // failed response
log() << "VoteRequester: Got failed response from " << request.target
<< ": " << response.getStatus();
}
else {
ReplSetRequestVotesResponse voteResponse;
voteResponse.initialize(response.getValue().data);
if (voteResponse.getVoteGranted()) {
_votes++;
}
else {
log() << "VoteRequester: Got no vote from " << request.target
<< " because: " << voteResponse.getReason();
}
if (voteResponse.getTerm() > _term) {
_staleTerm = true;
}
}
}
void VoteRequester::Algorithm::processResponse(const RemoteCommandRequest& request,
const RemoteCommandResponse& response) {
auto logLine = log();
logLine << "VoteRequester(term " << _term << (_dryRun ? " dry run" : "") << ") ";
_responsesProcessed++;
if (!response.isOK()) { // failed response
logLine << "failed to receive response from " << request.target << ": " << response.status;
return;
}
_responders.insert(request.target);
// If the primary's vote is a yes, we will set _primaryVote to be Yes.
if (_primaryHost == request.target) {
_primaryVote = PrimaryVote::No;
}
ReplSetRequestVotesResponse voteResponse;
auto status = getStatusFromCommandResult(response.data);
if (status.isOK()) {
status = voteResponse.initialize(response.data);
}
if (!status.isOK()) {
logLine << "received an invalid response from " << request.target << ": " << status;
logLine << "; response message: " << response.data;
return;
}
if (voteResponse.getVoteGranted()) {
logLine << "received a yes vote from " << request.target;
if (_primaryHost == request.target) {
_primaryVote = PrimaryVote::Yes;
}
_votes++;
} else {
logLine << "received a no vote from " << request.target << " with reason \""
<< voteResponse.getReason() << '"';
}
if (voteResponse.getTerm() > _term) {
_staleTerm = true;
}
logLine << "; response message: " << response.data;
}
bool run(OperationContext* opCtx,
const std::string&,
const BSONObj& cmdObj,
BSONObjBuilder& result) final {
Status status = getGlobalReplicationCoordinator()->checkReplEnabledForCommand(&result);
if (!status.isOK()) {
return appendCommandStatus(result, status);
}
ReplSetRequestVotesArgs parsedArgs;
status = parsedArgs.initialize(cmdObj);
if (!status.isOK()) {
return appendCommandStatus(result, status);
}
// We want to keep request vote connection open when relinquishing primary.
// Tag it here.
transport::Session::TagMask originalTag = 0;
auto session = opCtx->getClient()->session();
if (session) {
originalTag = session->getTags();
session->replaceTags(originalTag | transport::Session::kKeepOpen);
}
// Untag the connection on exit.
ON_BLOCK_EXIT([session, originalTag]() {
if (session) {
session->replaceTags(originalTag);
}
});
ReplSetRequestVotesResponse response;
status = getGlobalReplicationCoordinator()->processReplSetRequestVotes(
opCtx, parsedArgs, &response);
response.addToBSON(&result);
return appendCommandStatus(result, status);
}
