From 831b1082ab352fd7e2696b8cee070ac03f79baf5 Mon Sep 17 00:00:00 2001
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Date: Mon, 3 Nov 2014 12:47:16 +0100
Subject: Apply 03_x2go+rls.patch. Provide support for X2Go remote logins.

---
 debian/changelog                  |   1 +
 po/POTFILES.in                    |   1 +
 src/Makefile.am                   |   2 +
 src/com.canonical.RemoteLogin.xml |  12 +-
 src/defines.h                     |   3 +
 src/main.c                        |   1 +
 src/server.c                      |   6 +
 src/x2go-server.c                 | 227 ++++++++++++++++++++++++++++++++++++++
 src/x2go-server.h                 |  59 ++++++++++
 tests/slmock                      |  15 +++
 10 files changed, 322 insertions(+), 5 deletions(-)
 create mode 100644 src/x2go-server.c
 create mode 100644 src/x2go-server.h

diff --git a/debian/changelog b/debian/changelog
index 4dadca3..d813719 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -6,6 +6,7 @@ remote-login-service-x2go (1.0.0.1-0x2go1) UNRELEASED; urgency=medium
       GLib versions.
     - Apply 02_server-name.patch. Provide support for non-Canonical
       UCCS servers.
+    - Apply 03_x2go+rls.patch. Provide support for X2Go remote logins.
   * Add SERVER_NAME env var support.
   * Add X2Go support to RLS.
   * Provide via ppa:x2go/ppa and ppa:x2go/stable on Launchpad.
diff --git a/po/POTFILES.in b/po/POTFILES.in
index ed4237c..12b4fa6 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -3,5 +3,6 @@ src/server.c
 src/remote-login.c
 src/rdp-server.c
 src/citrix-server.c
+src/x2go-server.c
 src/main.c
 src/uccs-server.c
diff --git a/src/Makefile.am b/src/Makefile.am
index a402870..b5f5d5b 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -36,6 +36,8 @@ libservers_la_SOURCES = \
 	citrix-server.h \
 	rdp-server.c \
 	rdp-server.h \
+	x2go-server.c \
+	x2go-server.h \
 	uccs-server.c \
 	uccs-server.h \
 	defines.h \
diff --git a/src/com.canonical.RemoteLogin.xml b/src/com.canonical.RemoteLogin.xml
index 0fec355..f0d8cb1 100644
--- a/src/com.canonical.RemoteLogin.xml
+++ b/src/com.canonical.RemoteLogin.xml
@@ -2,19 +2,21 @@
 <node name="/">
 	<interface name="com.canonical.RemoteLogin">
 		<!-- SERVER LIST DOCS - it's in a few places :-)
-			s: server type: "ica", "freerdp", "uccs"
+			s: server type: "ica", "freerdp", "x2go", "uccs"
 			s: server name
 			s: server uri
 			b: last used server
 			a(sbva{sv}): properties for the server
-				s: type: "username", "password", "domain", "email"
+				s: type: "username", "password", "domain", "email", "sessiontype"
 				b: required
 				v: default value
-				a{sv}: properties for the value, currently only used for domains
-					that have a list of possible domains
+				a{sv}: properties for the value
+					for value 'domain': a list of possible domains (ica, freerdp)
 					"domains": a(s)
-					and domains that are read only
+					for value 'domain': a list of domains that are read only
 					"read-only": b
+					for value 'sessiontype': TODO -> a subset of session profile parameters...
+					"nothing-yet": s
 			a(si): applications pinned for the server
 				s: ID of the application (desktop file)
 				i: position the application is pinned in
diff --git a/src/defines.h b/src/defines.h
index e815ca5..e205d2c 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -34,6 +34,7 @@
 #define CONFIG_SERVER_TYPE       "Type"
 #define CONFIG_SERVER_TYPE_RDP   "RDP"
 #define CONFIG_SERVER_TYPE_ICA   "ICA"
+#define CONFIG_SERVER_TYPE_X2GO  "X2GO"
 #define CONFIG_SERVER_TYPE_UCCS  "UCCS"
 
 #define JSON_PROTOCOL        "Protocol"
@@ -43,5 +44,7 @@
 #define JSON_PASSWORD        "Password"
 #define JSON_DOMAIN_REQ      "DomainRequired"
 #define JSON_DOMAIN          "WindowsDomain"
+#define JSON_SESSIONTYPE     "SessionType"
+#define JSON_SESSIONTYPE_REQ "SessionTypeRequired"
 
 #endif /* __DEFINES_H__ */
diff --git a/src/main.c b/src/main.c
index c4801ba..74e09e0 100644
--- a/src/main.c
+++ b/src/main.c
@@ -33,6 +33,7 @@
 #include "rdp-server.h"
 #include "citrix-server.h"
 #include "uccs-server.h"
+#include "x2go-server.h"
 #include "crypt.h"
 
 gint server_list_to_array (GVariantBuilder * builder, GList * items);
diff --git a/src/server.c b/src/server.c
index 2f36898..551aa99 100644
--- a/src/server.c
+++ b/src/server.c
@@ -25,6 +25,7 @@
 #include "citrix-server.h"
 #include "rdp-server.h"
 #include "uccs-server.h"
+#include "x2go-server.h"
 
 static void server_class_init (ServerClass *klass);
 static void server_init       (Server *self);
@@ -162,6 +163,9 @@ server_new_from_json (JsonObject * object)
 	else if (g_strcmp0(proto, "freerdp") == 0 || g_strcmp0(proto, "rdp") == 0 || g_strcmp0(proto, "RDP") == 0 || g_strcmp0(proto, "FreeRDP") == 0) {
 		newserver = rdp_server_new_from_json(object);
 	}
+	else if (g_strcmp0(proto, "x2go") == 0 || g_strcmp0(proto, "X2go") == 0 || g_strcmp0(proto, "X2Go") == 0 || g_strcmp0(proto, "X2GO") == 0 || g_strcmp0(proto, "x2GO") == 0 || g_strcmp0(proto, "x2gO") == 0) {
+		newserver = x2go_server_new_from_json(object);
+	}
 
 	return newserver;
 }
@@ -184,6 +188,8 @@ server_get_variant (Server * server)
 			g_variant_builder_add_value(&tuple, g_variant_new_string("freerdp"));
 		} else if (IS_UCCS_SERVER(server)) {
 			g_variant_builder_add_value(&tuple, g_variant_new_string("uccs"));
+		} else if (IS_X2GO_SERVER(server)) {
+			g_variant_builder_add_value(&tuple, g_variant_new_string("x2go"));
 		} else {
 			g_assert_not_reached();
 		}
diff --git a/src/x2go-server.c b/src/x2go-server.c
new file mode 100644
index 0000000..fb0935e
--- /dev/null
+++ b/src/x2go-server.c
@@ -0,0 +1,227 @@
+/*
+ * Copyright © 2012 Canonical Ltd.
+ * Copyright © 2013 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Ted Gould <ted@canonical.com>
+ * Modified for X2Go: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/mman.h>
+
+#include <glib/gi18n.h>
+
+#include <string.h>
+
+#include "x2go-server.h"
+#include "defines.h"
+
+static void x2go_server_class_init (X2GoServerClass *klass);
+static void x2go_server_init       (X2GoServer *self);
+static void x2go_server_dispose    (GObject *object);
+static void x2go_server_finalize   (GObject *object);
+static GVariant *  get_properties        (Server * server);
+
+G_DEFINE_TYPE (X2GoServer, x2go_server, SERVER_TYPE);
+
+static void
+x2go_server_class_init (X2GoServerClass *klass)
+{
+       GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+       object_class->dispose = x2go_server_dispose;
+       object_class->finalize = x2go_server_finalize;
+
+       ServerClass * server_class = SERVER_CLASS(klass);
+
+       server_class->get_properties = get_properties;
+
+       return;
+}
+
+static void
+x2go_server_init (X2GoServer *self)
+{
+       self->username = NULL;
+       self->password = NULL;
+       self->sessiontype = NULL;
+       self->sessiontype_required = FALSE;
+
+       return;
+}
+
+static void
+x2go_server_dispose (GObject *object)
+{
+
+       G_OBJECT_CLASS (x2go_server_parent_class)->dispose (object);
+       return;
+}
+
+/* Unlocks the memory before freeing */
+static void
+password_clear (gpointer data)
+{
+       char * pass = (char *)data;
+       munlock(pass, strlen(pass));
+       g_free(pass);
+       return;
+}
+
+static void
+x2go_server_finalize (GObject *object)
+{
+       X2GoServer * server = X2GO_SERVER(object);
+
+       g_clear_pointer(&server->username, g_free);
+       g_clear_pointer(&server->password, password_clear);
+       g_clear_pointer(&server->sessiontype, g_free);
+
+       G_OBJECT_CLASS (x2go_server_parent_class)->finalize (object);
+       return;
+}
+
+static GVariant *
+get_properties (Server * server)
+{
+       X2GoServer * rserver = X2GO_SERVER(server);
+
+       GVariantBuilder propbuilder;
+       g_variant_builder_init(&propbuilder, G_VARIANT_TYPE_ARRAY);
+
+       GVariantBuilder namebuilder;
+       g_variant_builder_init(&namebuilder, G_VARIANT_TYPE_TUPLE);
+       g_variant_builder_add_value(&namebuilder, g_variant_new_string("username"));
+       g_variant_builder_add_value(&namebuilder, g_variant_new_boolean(TRUE));
+       if (rserver->username == NULL) {
+               g_variant_builder_add_value(&namebuilder, g_variant_new_variant(g_variant_new_string("")));
+       } else {
+               g_variant_builder_add_value(&namebuilder, g_variant_new_variant(g_variant_new_string(rserver->username)));
+       }
+       g_variant_builder_add_value(&namebuilder, g_variant_parse(G_VARIANT_TYPE_VARDICT, "{}", NULL, NULL, NULL));
+       g_variant_builder_add_value(&propbuilder, g_variant_builder_end(&namebuilder));
+
+       GVariantBuilder passbuilder;
+       g_variant_builder_init(&passbuilder, G_VARIANT_TYPE_TUPLE);
+       g_variant_builder_add_value(&passbuilder, g_variant_new_string("password"));
+       g_variant_builder_add_value(&passbuilder, g_variant_new_boolean(TRUE));
+       if (rserver->password == NULL) {
+               g_variant_builder_add_value(&passbuilder, g_variant_new_variant(g_variant_new_string("")));
+       } else {
+               g_variant_builder_add_value(&passbuilder, g_variant_new_variant(g_variant_new_string(rserver->password)));
+       }
+       g_variant_builder_add_value(&passbuilder, g_variant_parse(G_VARIANT_TYPE_VARDICT, "{}", NULL, NULL, NULL));
+       g_variant_builder_add_value(&propbuilder, g_variant_builder_end(&passbuilder));
+
+       GVariantBuilder sessiontypebuilder;
+       g_variant_builder_init(&sessiontypebuilder, G_VARIANT_TYPE_TUPLE);
+       g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_string("x2gosession"));
+       g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_boolean(rserver->sessiontype_required));
+       if (rserver->sessiontype == NULL) {
+               g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_variant(g_variant_new_string("")));
+       } else {
+               g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_variant(g_variant_new_string(rserver->sessiontype)));
+       }
+       g_variant_builder_add_value(&sessiontypebuilder, g_variant_parse(G_VARIANT_TYPE_VARDICT, "{}", NULL, NULL, NULL));
+       g_variant_builder_add_value(&propbuilder, g_variant_builder_end(&sessiontypebuilder));
+
+       return g_variant_builder_end(&propbuilder);
+}
+
+Server *
+x2go_server_new_from_keyfile (GKeyFile * keyfile, const gchar * groupname)
+{
+       g_return_val_if_fail(keyfile != NULL, NULL); /* NOTE: No way to check if that's really a keyfile :-( */
+       g_return_val_if_fail(groupname != NULL, NULL);
+
+       if (!g_key_file_has_group(keyfile, groupname)) {
+               g_warning("Server specified but group '%s' was not found", groupname);
+               return NULL;
+       }
+
+       X2GoServer * server = g_object_new(X2GO_SERVER_TYPE, NULL);
+
+       if (g_key_file_has_key(keyfile, groupname, CONFIG_SERVER_NAME, NULL)) {
+               gchar * keyname = g_key_file_get_string(keyfile, groupname, CONFIG_SERVER_NAME, NULL);
+               server->parent.name = g_strdup(_(keyname));
+               g_free(keyname);
+       }
+
+       if (g_key_file_has_key(keyfile, groupname, CONFIG_SERVER_URI, NULL)) {
+               server->parent.uri = g_key_file_get_string(keyfile, groupname, CONFIG_SERVER_URI, NULL);
+       }
+
+       return SERVER(server);
+}
+
+/* Build the X2Go server from information in the JSON object */
+Server *
+x2go_server_new_from_json (JsonObject * object)
+{
+       X2GoServer * server = g_object_new(X2GO_SERVER_TYPE, NULL);
+
+       if (json_object_has_member(object, JSON_SERVER_NAME)) {
+               JsonNode * node = json_object_get_member(object, JSON_SERVER_NAME);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * name = json_node_get_string(node);
+                       server->parent.name = g_strdup(name);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_URI)) {
+               JsonNode * node = json_object_get_member(object, JSON_URI);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * uri = json_node_get_string(node);
+                       server->parent.uri = g_strdup(uri);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_USERNAME)) {
+               JsonNode * node = json_object_get_member(object, JSON_USERNAME);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * username = json_node_get_string(node);
+                       server->username = g_strdup(username);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_PASSWORD)) {
+               JsonNode * node = json_object_get_member(object, JSON_PASSWORD);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * password = json_node_get_string(node);
+                       server->password = g_strdup(password);
+                       mlock(server->password, strlen(server->password));
+               }
+       }
+
+       if (json_object_has_member(object, JSON_SESSIONTYPE)) {
+               JsonNode * node = json_object_get_member(object, JSON_SESSIONTYPE);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * sessiontype = json_node_get_string(node);
+                       server->sessiontype = g_strdup(sessiontype);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_SESSIONTYPE_REQ)) {
+               JsonNode * node = json_object_get_member(object, JSON_SESSIONTYPE_REQ);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_BOOLEAN) {
+                       server->sessiontype_required = json_node_get_boolean(node);
+               }
+       }
+
+       return SERVER(server);
+}
diff --git a/src/x2go-server.h b/src/x2go-server.h
new file mode 100644
index 0000000..b492a2c
--- /dev/null
+++ b/src/x2go-server.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright © 2012 Canonical Ltd.
+ * Copyright © 2013 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Ted Gould <ted@canonical.com>
+ * Modified for X2Go: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+ */
+
+#ifndef __X2GO_SERVER_H__
+#define __X2GO_SERVER_H__
+
+#include <glib-object.h>
+#include <json-glib/json-glib.h>
+#include "server.h"
+
+G_BEGIN_DECLS
+
+#define X2GO_SERVER_TYPE            (x2go_server_get_type ())
+#define X2GO_SERVER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), X2GO_SERVER_TYPE, X2GoServer))
+#define X2GO_SERVER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), X2GO_SERVER_TYPE, X2GoServerClass))
+#define IS_X2GO_SERVER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), X2GO_SERVER_TYPE))
+#define IS_X2GO_SERVER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), X2GO_SERVER_TYPE))
+#define X2GO_SERVER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), X2GO_SERVER_TYPE, X2GoServerClass))
+
+typedef struct _X2GoServer      X2GoServer;
+typedef struct _X2GoServerClass X2GoServerClass;
+
+struct _X2GoServerClass {
+       ServerClass parent_class;
+};
+
+struct _X2GoServer {
+       Server parent;
+
+       gchar * username;
+       gchar * password;
+       gchar * sessiontype;
+       gboolean sessiontype_required;
+};
+
+GType x2go_server_get_type (void);
+Server * x2go_server_new_from_keyfile (GKeyFile * keyfile, const gchar * name);
+Server * x2go_server_new_from_json (JsonObject * object);
+
+G_END_DECLS
+
+#endif
diff --git a/tests/slmock b/tests/slmock
index 59c5174..b3b5019 100755
--- a/tests/slmock
+++ b/tests/slmock
@@ -78,6 +78,20 @@ def freerdp(email):
     ms.set_default(ts1.Name)
     print(ms.toJson())
 
+def x2go(email):
+    ms = ManagementServer("http://x2go.intern", "X2GoSessionBroker")
+    ts1 = TerminalServer("10.0.2.11", "X2Go Server 1", "x2go", False, 
+        "foo")
+    ts2 = TerminalServer("10.0.2.12", "X2Go Server 2", "x2go", False,
+        "bar")
+    ts3 = TerminalServer("10.0.2.13", "X2Go Server 3", "x2go", False,
+        "foobar")
+    ms.add_terminal_server(ts1)
+    ms.add_terminal_server(ts2)
+    ms.add_terminal_server(ts3)
+    ms.set_default(ts1.Name)
+    print(ms.toJson())
+
 def print_error(text):
     print("{ \"Error\": \"%s\" }" % text)
 
@@ -201,6 +215,7 @@ emailaddrs = {"b" : big,  #lots of domains/servers
               "d" : defaults,  #for easy testing of default ts
               "e" : error,
               "f" : freerdp,
+              "x" : x2go,
               "g" : garbage,
               "m" : missing_fields,  #json missing some fields
               "r" : random_string,
-- 
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