Detect connections to AWS RDS Proxy and update Server ID on connection

Pete Dishman · Pete Dishman · commit 1834cfd3982f · 2025-07-29T14:21:20.000+01:00
Signed-off-by: Pete Dishman &lt;peter.dishman@netcall.com&gt;
diff --git a/src/MySqlConnector/Core/ServerSession.cs b/src/MySqlConnector/Core/ServerSession.cs
@@ -1898,6 +1898,13 @@ private bool ShouldGetRealServerDetails(ConnectionSettings cs)
 				HostName.EndsWith(".mysql.database.chinacloudapi.cn", StringComparison.OrdinalIgnoreCase);
 		}
 
+		// detect AWS RDS Proxy, if hostname like <name>.proxy-<random-chars>.<region>.rds.amazonaws.com
+		if (HostName.EndsWith(".rds.amazonaws.com", StringComparison.OrdinalIgnoreCase) &&
+			HostName.Contains(".proxy-", StringComparison.OrdinalIgnoreCase))
+		{
+			return true;
+		}
+
 		return false;
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -1898,6 +1898,13 @@ private bool ShouldGetRealServerDetails(ConnectionSettings cs)`
`1898`	`1898`	`HostName.EndsWith(".mysql.database.chinacloudapi.cn", StringComparison.OrdinalIgnoreCase);`
`1899`	`1899`	`}`
`1900`	`1900`
	`1901`	`+ // detect AWS RDS Proxy, if hostname like <name>.proxy-<random-chars>.<region>.rds.amazonaws.com`
	`1902`	`+ if (HostName.EndsWith(".rds.amazonaws.com", StringComparison.OrdinalIgnoreCase) &&`
	`1903`	`+ HostName.Contains(".proxy-", StringComparison.OrdinalIgnoreCase))`
	`1904`	`+ {`
	`1905`	`+ return true;`
	`1906`	`+ }`
	`1907`	`+`
`1901`	`1908`	`return false;`
`1902`	`1909`	`}`
`1903`	`1910`