[openvpn] Added "pull" option for clients

Author: nemesifier

Diff for: docs/source/backends/openvpn.rst

@@ -182,6 +182,8 @@ Required properties:
 +--------------------------+---------+--------------+-------------------------------------------------------------+
 | ``tls_client``           | boolean | ``True``     |                                                             |
 +--------------------------+---------+--------------+-------------------------------------------------------------+
+| ``pull``                 | boolean | ``True``     |                                                             |
++--------------------------+---------+--------------+-------------------------------------------------------------+
 | ``auth_user_pass``       | string  |              | any non whitespace character                                |
 +--------------------------+---------+--------------+-------------------------------------------------------------+
 

Diff for: docs/source/backends/openwisp.rst

@@ -232,6 +232,7 @@ The following example shows a full working *configuration dictionary* for the
                 "key": "/tmp/owispmanager/openvpn/x509/l2vpn_client_2693.pem",
                 "ns_cert_type": "server",
                 "mode": "p2p",
+                "pull": True,
                 "enabled": True,
                 "comp_lzo": "yes",
                 "down": "/tmp/owispmanager/openvpn/vpn_2693_script_down.sh",

Diff for: netjsonconfig/backends/openvpn/schema.py

@@ -428,6 +428,15 @@
                             "format": "checkbox",
                             "propertyOrder": 9,
                         },
+                        "pull": {
+                            "title": "pull",
+                            "description": "accept options pushed by the server, provided they are "
+                                           "part of the legal set of pushable options",
+                            "type": "boolean",
+                            "default": True,
+                            "format": "checkbox",
+                            "propertyOrder": 10,
+                        },
                         "ns_cert_type": {
                             "description": "Require that peer certificate was signed with an explicit "
                                            "nsCertType designation of \"server\"",

Diff for: tests/openvpn/test_backend.py

@@ -129,6 +129,7 @@ def test_client_mode(self):
                     "persist_tun": True,
                     "port": 1195,
                     "proto": "tcp-client",
+                    "pull": True,
                     "remote": [
                         {
                             "host": "vpn1.test.com",
@@ -177,6 +178,7 @@ def test_client_mode(self):
 persist-tun
 port 1195
 proto tcp-client
+pull
 remote vpn1.test.com 1194
 remote vpn2.test.com 1195
 resolv-retry