[network-manager-openswan/lr/libnm: 8/10] all: port to GDBus



commit 069080d415b2dc3db38cf15bd3ac99eadde0cb15
Author: Lubomir Rintel <lkundrak v3 sk>
Date:   Sun Aug 16 16:32:25 2015 +0200

    all: port to GDBus

 configure.ac                     |    2 -
 src/Makefile.am                  |    3 -
 src/nm-openswan-service-helper.c |  186 +++++++++++++-------------------------
 3 files changed, 65 insertions(+), 126 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 25a2fc8..fef58c2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,8 +65,6 @@ AM_GLIB_GNU_GETTEXT
 PKG_CHECK_MODULES(GLIB, glib-2.0 >= 2.32)
 GLIB_CFLAGS="$GLIB_CFLAGS -DGLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_2_32"
 
-PKG_CHECK_MODULES(DBUS, dbus-glib-1 >= 0.74)
-
 PKG_CHECK_MODULES(LIBNL, libnl-3.0 >= 3.2.8)
 
 if test x"$with_gnome" != xno; then
diff --git a/src/Makefile.am b/src/Makefile.am
index 3309abb..6e0218a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,5 +1,4 @@
 AM_CPPFLAGS = \
-       $(DBUS_CFLAGS) \
        $(GLIB_CFLAGS) \
        $(LIBNM_CFLAGS) \
        $(LIBNL_CFLAGS) \
@@ -21,7 +20,6 @@ nm_openswan_service_SOURCES = \
        nm-openswan-service.h
 
 nm_openswan_service_LDADD = \
-       $(DBUS_LIBS) \
        $(GLIB_LIBS) \
        $(LIBNM_LIBS) \
        -lutil
@@ -30,7 +28,6 @@ nm_openswan_service_helper_SOURCES = \
        nm-openswan-service-helper.c
 
 nm_openswan_service_helper_LDADD = \
-       $(DBUS_LIBS) \
        $(LIBNM_LIBS) \
        $(LIBNL_LIBS)
 
diff --git a/src/nm-openswan-service-helper.c b/src/nm-openswan-service-helper.c
index f527c8b..b8839d8 100644
--- a/src/nm-openswan-service-helper.c
+++ b/src/nm-openswan-service-helper.c
@@ -36,70 +36,44 @@
 #include <netlink/msg.h>
 #include <linux/xfrm.h>
 
-#include <dbus/dbus.h>
-#include <dbus/dbus-glib-lowlevel.h>
-#include <dbus/dbus-glib.h>
 #include <NetworkManager.h>
 
 #include <nm-vpn-service-plugin.h>
 #include "nm-openswan-service.h"
 #include "nm-utils.h"
 
-/* These are here because nm-dbus-glib-types.h isn't exported */
-#define DBUS_TYPE_G_ARRAY_OF_UINT          (dbus_g_type_get_collection ("GArray", G_TYPE_UINT))
-#define DBUS_TYPE_G_ARRAY_OF_ARRAY_OF_UINT (dbus_g_type_get_collection ("GPtrArray", 
DBUS_TYPE_G_ARRAY_OF_UINT))
-
 static void
-helper_failed (DBusGConnection *connection, const char *reason)
+helper_failed (GDBusProxy *proxy, const char *reason)
 {
-       DBusGProxy *proxy;
        GError *err = NULL;
 
        g_warning ("This helper did not receive a valid %s from the IPSec daemon", reason);
 
-       proxy = dbus_g_proxy_new_for_name (connection,
-                                          NM_DBUS_SERVICE_OPENSWAN,
-                                          NM_VPN_DBUS_PLUGIN_PATH,
-                                          NM_VPN_DBUS_PLUGIN_INTERFACE);
-
-       dbus_g_proxy_call (proxy, "SetFailure", &err,
-                          G_TYPE_STRING, reason,
-                          G_TYPE_INVALID,
-                          G_TYPE_INVALID);
-
-       if (err) {
+       if (!g_dbus_proxy_call_sync (proxy, "SetFailure",
+                                    g_variant_new ("(s)", reason),
+                                    G_DBUS_CALL_FLAGS_NONE, -1,
+                                    NULL,
+                                    &err)) {
                g_warning ("Could not send failure information: %s", err->message);
                g_error_free (err);
        }
 
-       g_object_unref (proxy);
-
        exit (1);
 }
 
 static void
-send_ip4_config (DBusGConnection *connection, GHashTable *config)
+send_ip4_config (GDBusProxy *proxy, GVariant *config)
 {
-       DBusGProxy *proxy;
        GError *err = NULL;
 
-       proxy = dbus_g_proxy_new_for_name (connection,
-                                          NM_DBUS_SERVICE_OPENSWAN,
-                                          NM_VPN_DBUS_PLUGIN_PATH,
-                                          NM_VPN_DBUS_PLUGIN_INTERFACE);
-
-       dbus_g_proxy_call (proxy, "SetIp4Config", &err,
-                          dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE),
-                          config,
-                          G_TYPE_INVALID,
-                          G_TYPE_INVALID);
-
-       if (err) {
+       if (!g_dbus_proxy_call_sync (proxy, "SetIp4Config",
+                                    g_variant_new ("(*)", config),
+                                    G_DBUS_CALL_FLAGS_NONE, -1,
+                                    NULL,
+                                    &err)) {
                g_warning ("Could not send IPv4 configuration: %s", err->message);
                g_error_free (err);
        }
-
-       g_object_unref (proxy);
 }
 
 /********************************************************************/
@@ -250,10 +224,9 @@ done:
 
 /********************************************************************/
 
-static GValue *
-str_to_gvalue (const char *str, gboolean try_convert)
+static GVariant *
+str_to_gvariant (const char *str, gboolean try_convert)
 {
-       GValue *val;
 
        /* Empty */
        if (!str || strlen (str) < 1)
@@ -268,41 +241,11 @@ str_to_gvalue (const char *str, gboolean try_convert)
                        return NULL;
        }
 
-       val = g_slice_new0 (GValue);
-       g_value_init (val, G_TYPE_STRING);
-       g_value_set_string (val, str);
-
-       return val;
-}
-
-static GValue *
-uint_to_gvalue (guint32 num)
-{
-       GValue *val;
-
-       if (num == 0)
-               return NULL;
-
-       val = g_slice_new0 (GValue);
-       g_value_init (val, G_TYPE_UINT);
-       g_value_set_uint (val, num);
-
-       return val;
+       return g_variant_new_string (str);
 }
 
-static GValue *
-bool_to_gvalue (gboolean b)
-{
-       GValue *val;
-
-       val = g_slice_new0 (GValue);
-       g_value_init (val, G_TYPE_BOOLEAN);
-       g_value_set_boolean (val, b);
-       return val;
-}
-
-static GValue *
-addr_to_gvalue (const char *str)
+static GVariant *
+addr4_to_gvariant (const char *str)
 {
        struct in_addr  temp_addr;
 
@@ -313,16 +256,15 @@ addr_to_gvalue (const char *str)
        if (inet_pton (AF_INET, str, &temp_addr) <= 0)
                return NULL;
 
-       return uint_to_gvalue (temp_addr.s_addr);
+       return g_variant_new_uint32 (temp_addr.s_addr);
 }
 
-static GValue *
-addr_list_to_gvalue (const char *str)
+static GVariant *
+addr4_list_to_gvariant (const char *str)
 {
-       GValue *val;
+       GVariantBuilder builder;
        char **split;
        int i;
-       GArray *array;
 
        /* Empty */
        if (!str || strlen (str) < 1)
@@ -332,26 +274,23 @@ addr_list_to_gvalue (const char *str)
        if (g_strv_length (split) == 0)
                return NULL;
 
-       array = g_array_sized_new (FALSE, TRUE, sizeof (guint32), g_strv_length (split));
+       g_variant_builder_init (&builder, G_VARIANT_TYPE_ARRAY);
+
        for (i = 0; split[i]; i++) {
                struct in_addr addr;
 
                if (inet_pton (AF_INET, split[i], &addr) > 0) {
-                       g_array_append_val (array, addr.s_addr);
+                       g_variant_builder_add_value (&builder, g_variant_new_uint32 (addr.s_addr));
                } else {
                        g_strfreev (split);
-                       g_array_free (array, TRUE);
+                       g_variant_unref (g_variant_builder_end (&builder));
                        return NULL;
                }
        }
 
        g_strfreev (split);
 
-       val = g_slice_new0 (GValue);
-       g_value_init (val, DBUS_TYPE_G_UINT_ARRAY);
-       g_value_set_boxed (val, array);
-
-       return val;
+       return g_variant_builder_end (&builder);
 }
 
 /*
@@ -373,10 +312,10 @@ addr_list_to_gvalue (const char *str)
 int 
 main (int argc, char *argv[])
 {
-       DBusGConnection *connection;
+       GDBusProxy *proxy;
        char *tmp=NULL;
-       GHashTable *config;
-       GValue *val;
+       GVariantBuilder config;
+       GVariant *val;
        GError *err = NULL;
 
 #if !GLIB_CHECK_VERSION (2, 35, 0)
@@ -393,81 +332,86 @@ main (int argc, char *argv[])
                exit (0);
 
        
-       connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &err);
-       if (!connection) {
-               g_warning ("Could not get the system bus: %s", err->message);
+       proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM,
+                                              G_DBUS_PROXY_FLAGS_NONE,
+                                              NULL,
+                                              NM_DBUS_SERVICE_OPENSWAN,
+                                              NM_VPN_DBUS_PLUGIN_PATH,
+                                              NM_VPN_DBUS_PLUGIN_INTERFACE,
+                                              NULL, &err);
+       if (!proxy) {
+               g_warning ("Could not create a D-Bus proxy: %s", err->message);
+               g_error_free (err);
                exit (1);
        }
 
-       config = g_hash_table_new (g_str_hash, g_str_equal);
+       g_variant_builder_init (&config, G_VARIANT_TYPE_VARDICT);
 
 
        /* Right peer (or Gateway) */
-       val = addr_to_gvalue (getenv ("PLUTO_PEER"));
+       val = addr4_to_gvariant (getenv ("PLUTO_PEER"));
        if (val)
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_GATEWAY, val);
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_GATEWAY, val);
        else
-               helper_failed (connection, "IPsec/Pluto Right Peer (VPN Gateway)");
+               helper_failed (proxy, "IPsec/Pluto Right Peer (VPN Gateway)");
 
 
        /*
         * Tunnel device
         * Indicate that this plugin doesn't use tun/tap device
         */
-       val = g_slice_new0 (GValue);
-       g_value_init (val, G_TYPE_STRING);
-       g_value_set_string (val, NM_VPN_PLUGIN_IP4_CONFIG_TUNDEV_NONE);
-       g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_TUNDEV, val);
+       val = g_variant_new_string (NM_VPN_PLUGIN_IP4_CONFIG_TUNDEV_NONE);
+       g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_TUNDEV, val);
 
        /* IP address */
-       val = addr_to_gvalue (getenv ("PLUTO_MY_SOURCEIP"));
+       val = addr4_to_gvariant (getenv ("PLUTO_MY_SOURCEIP"));
        if (val)
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS, val);
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS, val);
        else
-               helper_failed (connection, "IP4 Address");
+               helper_failed (proxy, "IP4 Address");
 
        /* PTP address; PTP address == internal IP4 address */
-       val = addr_to_gvalue (getenv ("PLUTO_MY_SOURCEIP"));
+       val = addr4_to_gvariant (getenv ("PLUTO_MY_SOURCEIP"));
        if (val)
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_PTP, val);
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_PTP, val);
        else
-               helper_failed (connection, "IP4 PTP Address");
+               helper_failed (proxy, "IP4 PTP Address");
 
        /* Netmask */
-       val = g_slice_new0 (GValue);
-       g_value_init (val, G_TYPE_UINT);
-       g_value_set_uint (val, 32);
-       g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_PREFIX, val);
+       val = g_variant_new_uint32 (32);
+       g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_PREFIX, val);
 
        /* DNS */
-       val = addr_list_to_gvalue (getenv ("PLUTO_CISCO_DNS_INFO"));
+       val = addr4_list_to_gvariant (getenv ("PLUTO_CISCO_DNS_INFO"));
        if (!val) {
                /* libreswan value */
-               val = addr_list_to_gvalue (getenv ("PLUTO_PEER_DNS_INFO"));
+               val = addr4_list_to_gvariant (getenv ("PLUTO_PEER_DNS_INFO"));
        }
        if (val)
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_DNS, val);
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_DNS, val);
 
 
        /* Default domain */
-       val = str_to_gvalue (getenv ("PLUTO_CISCO_DOMAIN_INFO"), TRUE);
+       val = str_to_gvariant (getenv ("PLUTO_CISCO_DOMAIN_INFO"), TRUE);
        if (!val) {
                /* libreswan value */
-               val = str_to_gvalue (getenv ("PLUTO_PEER_DOMAIN_INFO"), TRUE);
+               val = str_to_gvariant (getenv ("PLUTO_PEER_DOMAIN_INFO"), TRUE);
        }
        if (val)
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_DOMAIN, val);
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_DOMAIN, val);
 
        /* Banner */
-       val = str_to_gvalue (getenv ("PLUTO_PEER_BANNER"), TRUE);
+       val = str_to_gvariant (getenv ("PLUTO_PEER_BANNER"), TRUE);
        if (val)
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_BANNER, val);
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_BANNER, val);
 
        if (have_sad_routes (getenv ("PLUTO_PEER")))
-               g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT, bool_to_gvalue (TRUE));
+               g_variant_builder_add (&config, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT, 
g_variant_new_boolean (TRUE));
 
        /* Send the config info to the VPN plugin */
-       send_ip4_config (connection, config);
+       send_ip4_config (proxy, g_variant_builder_end (&config));
+
+       g_object_unref (proxy);
 
        exit (0);
 }


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