Fix bug to enable SSL_SERVER_DN_MATCH set in UserConfig object to carry through when it is not set in einput easy connect string

Author: sharadraju

doc/src/release_notes.rst

@@ -30,6 +30,9 @@ Common Changes
 
 Thin Mode Changes
 +++++++++++++++++
+#) Fixed bug when SSL_SERVER_DN_MATCH set in UserConfig does not carry 
+   through when the input connect string is in easy connect format
+   and SSL_SERVER_DN_MATCH value is not set in that connect string.
 
 #)  Add support to improve Connection Establishment Latency for DB
     versions 23.3 onwards.

lib/thin/sqlnet/ezConnectResolver.js

@@ -318,10 +318,11 @@ class EZConnectResolver {
     if (protocol != null && protocol.toLowerCase() == "tcps") {
       // In EZConnect format if the DN match is not specified the enable it
       // by default for TCPS protocol.
-      const serverDNMatch = this.urlProps.get("SSL_SERVER_DN_MATCH") || 'TRUE';
+      const serverDNMatch = this.urlProps.get("SSL_SERVER_DN_MATCH");
       const serverCertDN = this.urlProps.get("SSL_SERVER_CERT_DN");
       const walletDir = this.urlProps.get("MY_WALLET_DIRECTORY");
-      securityInfo.push(`(SSL_SERVER_DN_MATCH=${serverDNMatch})`);
+      if (serverDNMatch != null)
+        securityInfo.push(`(SSL_SERVER_DN_MATCH=${serverDNMatch})`);
       if (serverCertDN != null)
         securityInfo.push(`(SSL_SERVER_CERT_DN=${serverCertDN}})`);
       if (walletDir != null)