Merge pull request #9999 from Icinga/reset-log-message-count-correctly

ApiListener: Reset `m_LogMessageCount` when rotating

lib/remote/apilistener.cpp

@@ -1375,7 +1375,6 @@ void ApiListener::OpenLogFile()
 	}
 
 	m_LogFile = new StdioStream(fp.release(), true);
-	m_LogMessageCount = 0;
 	SetLogMessageTimestamp(Utility::GetTime());
 }
 
@@ -1405,6 +1404,9 @@ void ApiListener::RotateLogFile()
 	if (!Utility::PathExists(newpath)) {
 		try {
 			Utility::RenameFile(oldpath, newpath);
+
+			// We're rotating the current log file, so reset the log message counter as well.
+			m_LogMessageCount = 0;
 		} catch (const std::exception& ex) {
 			Log(LogCritical, "ApiListener")
 				<< "Cannot rotate replay log file from '" << oldpath << "' to '"