[IMP] core: allow to connect to database server with a secure SSL TCP/IP connection

odoo/sql_db.py

@@ -668,7 +668,7 @@ def connection_info_for(db_or_uri):
         return db_name, {'dsn': db_or_uri}
 
     connection_info = {'database': db_or_uri}
-    for p in ('host', 'port', 'user', 'password'):
+    for p in ('host', 'port', 'user', 'password', 'sslmode'):
         cfg = tools.config['db_' + p]
         if cfg:
             connection_info[p] = cfg

odoo/tools/config.py

@@ -204,6 +204,9 @@ class configmanager(object):
                          help="specify the database host")
         group.add_option("--db_port", dest="db_port", my_default=False,
                          help="specify the database port", type="int")
+        group.add_option("--db_sslmode", dest="db_sslmode", type="choice", my_default='prefer',
+                         choices=['disable', 'allow', 'prefer', 'require', 'verify-ca', 'verify-full'],
+                         help="specify the database ssl connection mode (see PostgreSQL documentation)")
         group.add_option("--db_maxconn", dest="db_maxconn", type='int', my_default=64,
                          help="specify the the maximum number of physical connections to posgresql")
         group.add_option("--db-template", dest="db_template", my_default="template1",
@@ -381,7 +384,7 @@ class configmanager(object):
 
         # if defined dont take the configfile value even if the defined value is None
         keys = ['xmlrpc_interface', 'xmlrpc_port', 'longpolling_port',
-                'db_name', 'db_user', 'db_password', 'db_host',
+                'db_name', 'db_user', 'db_password', 'db_host', 'db_sslmode',
                 'db_port', 'db_template', 'logfile', 'pidfile', 'smtp_port',
                 'email_from', 'smtp_server', 'smtp_user', 'smtp_password',
                 'db_maxconn', 'import_partial', 'addons_path',