postgres provider: add support for verify-ca and verify-full ssl modes

python/core/qgsdatasourceuri.sip

@@ -14,7 +14,7 @@ class QgsDataSourceURI
 %End
 
   public:
-    enum SSLmode { SSLprefer, SSLdisable, SSLallow, SSLrequire };
+    enum SSLmode { SSLprefer, SSLdisable, SSLallow, SSLrequire, SSLverifyCA };
 
     //! default constructor
     QgsDataSourceURI();

src/core/qgsdatasourceuri.cpp

@@ -199,6 +199,10 @@ QgsDataSourceURI::QgsDataSourceURI( QString uri )
           mSSLmode = SSLprefer;
         else if ( pval == "require" )
           mSSLmode = SSLrequire;
+        else if ( pval == "verify-ca" )
+          mSSLmode = SSLverifyCA;
+        else if ( pval == "verify-full" )
+          mSSLmode = SSLverifyFull;
       }
       else if ( pname == "requiressl" )
       {
@@ -499,9 +503,13 @@ QString QgsDataSourceURI::connectionInfo( bool expandAuthConfig ) const
   else if ( mSSLmode == SSLrequire )
     connectionItems << "sslmode=require";
 #if 0
-  else if ( mSSLmode == SSLprefer )
+  else if ( mSSLmode == SSLprefer ) // no need to output the default
     connectionItems << "sslmode=prefer";
 #endif
+  else if ( mSSLmode == SSLverifyCA )
+    connectionItems << "sslmode=verify-ca";
+  else if ( mSSLmode == SSLverifyFull )
+    connectionItems << "sslmode=verify-full";
 
   if ( !mAuthConfigId.isEmpty() )
   {

src/core/qgsdatasourceuri.h

@@ -35,7 +35,7 @@
 class CORE_EXPORT QgsDataSourceURI
 {
   public:
-    enum SSLmode { SSLprefer, SSLdisable, SSLallow, SSLrequire };
+    enum SSLmode { SSLprefer, SSLdisable, SSLallow, SSLrequire, SSLverifyCA, SSLverifyFull };
 
     //! default constructor
     QgsDataSourceURI();

src/providers/postgres/qgspgnewconnection.cpp

@@ -35,6 +35,8 @@ QgsPgNewConnection::QgsPgNewConnection( QWidget *parent, const QString& connName
   cbxSSLmode->addItem( tr( "allow" ), QgsDataSourceURI::SSLallow );
   cbxSSLmode->addItem( tr( "prefer" ), QgsDataSourceURI::SSLprefer );
   cbxSSLmode->addItem( tr( "require" ), QgsDataSourceURI::SSLrequire );
+  cbxSSLmode->addItem( tr( "verify-ca" ), QgsDataSourceURI::SSLverifyCA );
+  cbxSSLmode->addItem( tr( "verify-full" ), QgsDataSourceURI::SSLverifyFull );
 
   mAuthConfigSelect = new QgsAuthConfigSelect( this, "postgres" );
   tabAuthentication->insertTab( 1, mAuthConfigSelect, tr( "Configurations" ) );