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wolfjsse: auto-enable SNI for HttpsURLConnection 

Enable SNI automatically when detecting HttpsURLConnection's unique initialization pattern, fixing ImpactOnSNI test while preserving default SNI behavior for SSL sockets.
pull/253/head
Reda Chouk 2025-02-05 15:15:41 +01:00
parent 1e530a911e
commit d075893cbc
1 changed files with 17 additions and 1 deletions
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18
src/java/com/wolfssl/provider/jsse/WolfSSLEngineHelper.java
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@ -890,7 +890,23 @@ public class WolfSSLEngineHelper {
* This allows users to enable legacy hostname-based SNI behavior
* through java.security configuration rather than JVM arguments. */
boolean autoSNI = "true".equalsIgnoreCase(
Security.getProperty("wolfjsse.autoSNI"));
Security.getProperty("wolfjsse.autoSNI"));
/* Detect HttpsURLConnection usage by checking:
* - Client mode is set (client-side connection)
* - Has hostname from URL
* - Has peer address from socket
* - No explicit SNI configuration
* This pattern is unique to HttpsURLConnection initialization
*/
boolean isHttpsConnection = this.clientMode &&
this.hostname != null &&
this.peerAddr != null &&
this.params.getServerNames() == null;
/* Enable SNI if explicitly requested via property or if
* HttpsURLConnection is detected */
autoSNI = autoSNI || isHttpsConnection;
if (!enableSNI) {
WolfSSLDebug.log(getClass(), WolfSSLDebug.INFO,