diff options
author | Dan Winship <danw@redhat.com> | 2015-03-27 09:45:12 -0400 |
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committer | Dan Winship <danw@redhat.com> | 2015-04-03 16:58:40 -0400 |
commit | 5c9032cb5db9b85fe48ca79039c4b07064185ff4 (patch) | |
tree | 48ce8c0032c22c7b7f713e45eb0f2e305f8032d6 /src/nm-firewall-manager.c | |
parent | 9f42c6df9a289430a5a114b4ed7361f38810d70e (diff) | |
download | NetworkManager-5c9032cb5db9b85fe48ca79039c4b07064185ff4.tar.gz |
firewall: port nm-firewall-manager to gdbus
Diffstat (limited to 'src/nm-firewall-manager.c')
-rw-r--r-- | src/nm-firewall-manager.c | 194 |
1 files changed, 78 insertions, 116 deletions
diff --git a/src/nm-firewall-manager.c b/src/nm-firewall-manager.c index 4d302e9d2f..48e8e9f80d 100644 --- a/src/nm-firewall-manager.c +++ b/src/nm-firewall-manager.c @@ -23,11 +23,10 @@ #include <string.h> #include <glib.h> #include <gio/gio.h> -#include <dbus/dbus.h> #include "nm-firewall-manager.h" -#include "nm-dbus-manager.h" #include "nm-logging.h" +#include "gsystem-local-alloc.h" #define NM_FIREWALL_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), \ NM_TYPE_FIREWALL_MANAGER, \ @@ -43,9 +42,7 @@ enum { }; typedef struct { - NMDBusManager * dbus_mgr; - guint name_owner_id; - DBusGProxy * proxy; + GDBusProxy * proxy; gboolean running; GSList *pending_calls; @@ -73,14 +70,12 @@ typedef struct { gboolean completed; guint idle_id; - DBusGProxyCall *dbus_call; + GCancellable *cancellable; } CBInfo; static void _cb_info_free (CBInfo *info) { - NMFirewallManagerPrivate *priv; - g_return_if_fail (info != NULL); if (!info->completed) { @@ -95,11 +90,7 @@ _cb_info_free (CBInfo *info) } } g_free (info->iface); - - priv = NM_FIREWALL_MANAGER_GET_PRIVATE (info->self); - priv->pending_calls = g_slist_remove (priv->pending_calls, info); - g_object_unref (info->self); - + g_object_unref (info->cancellable); g_slice_free (CBInfo, info); } @@ -117,6 +108,7 @@ _cb_info_create (NMFirewallManager *self, const char *iface, FwAddToZoneFunc cal info->id = id; info->iface = g_strdup (iface); info->completed = FALSE; + info->cancellable = g_cancellable_new (); info->callback = callback; info->user_data = user_data; @@ -130,7 +122,7 @@ add_or_change_idle_cb (gpointer user_data) CBInfo *info = user_data; if (info->idle_id == 0) { - /* operation was cancelled. _cb_info_free will invoke callback. */ + /* operation was cancelled. */ } else { nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone call pretends success [%u]", info->iface, info->id); @@ -145,33 +137,34 @@ add_or_change_idle_cb (gpointer user_data) } static void -add_or_change_cb (DBusGProxy *proxy, DBusGProxyCall *call_id, gpointer user_data) +add_or_change_cb (GObject *proxy, GAsyncResult *result, gpointer user_data) { CBInfo *info = user_data; GError *error = NULL; - char *zone = NULL; + GVariant *ret; - if (!dbus_g_proxy_end_call (proxy, call_id, &error, - G_TYPE_STRING, &zone, - G_TYPE_INVALID)) { - g_assert (error); - if (g_strcmp0 (error->message, "ZONE_ALREADY_SET") != 0) { - nm_log_warn (LOGD_FIREWALL, "(%s) firewall zone add/change failed [%u]: (%d) %s", - info->iface, info->id, error->code, error->message); - } else { + ret = g_dbus_proxy_call_finish (G_DBUS_PROXY (proxy), result, &error); + if (ret) { + nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone add/change succeeded [%u]", + info->iface, info->id); + g_variant_unref (ret); + } else { + g_dbus_error_strip_remote_error (error); + if ( !strcmp (error->message, "ZONE_ALREADY_SET") + || g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) { nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone add/change failed [%u]: (%d) %s", info->iface, info->id, error->code, error->message); + } else { + nm_log_warn (LOGD_FIREWALL, "(%s) firewall zone add/change failed [%u]: (%d) %s", + info->iface, info->id, error->code, error->message); } - } else { - nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone add/change succeeded [%u]", - info->iface, info->id); } if (info->callback) info->callback (error, info->user_data); info->completed = TRUE; - g_free (zone); + _cb_info_free (info); g_clear_error (&error); } @@ -203,44 +196,40 @@ nm_firewall_manager_add_or_change_zone (NMFirewallManager *self, nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone %s -> %s%s%s [%u]", iface, add ? "add" : "change", zone?"\"":"", zone ? zone : "default", zone?"\"":"", info->id); - info->dbus_call = dbus_g_proxy_begin_call_with_timeout (priv->proxy, - add ? "addInterface" : "changeZone", - add_or_change_cb, - info, - (GDestroyNotify) _cb_info_free, - 10000, /* timeout */ - G_TYPE_STRING, zone ? zone : "", - G_TYPE_STRING, iface, - G_TYPE_INVALID); - return PENDING_CALL_FROM_INFO (info); + g_dbus_proxy_call (priv->proxy, + add ? "addInterface" : "changeZone", + g_variant_new ("(ss)", zone ? zone : "", iface), + G_DBUS_CALL_FLAGS_NONE, 10000, + info->cancellable, + add_or_change_cb, info); + return (NMFirewallPendingCall) info; } static void -remove_cb (DBusGProxy *proxy, DBusGProxyCall *call_id, gpointer user_data) +remove_cb (GObject *proxy, GAsyncResult *result, gpointer user_data) { CBInfo *info = user_data; GError *error = NULL; - char * zone = NULL; - - if (!dbus_g_proxy_end_call (proxy, call_id, &error, - G_TYPE_STRING, &zone, - G_TYPE_INVALID)) { - g_assert (error); - /* ignore UNKNOWN_INTERFACE errors */ - if (error->message && !strstr (error->message, "UNKNOWN_INTERFACE")) { - nm_log_warn (LOGD_FIREWALL, "(%s) firewall zone remove failed [%u]: (%d) %s", - info->iface, info->id, error->code, error->message); - } else { + GVariant *ret; + + ret = g_dbus_proxy_call_finish (G_DBUS_PROXY (proxy), result, &error); + if (ret) { + nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone remove succeeded [%u]", + info->iface, info->id); + g_variant_unref (ret); + } else { + if ( strstr (error->message, "UNKNOWN_INTERFACE") + || g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) { nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone remove failed [%u]: (%d) %s", info->iface, info->id, error->code, error->message); + } else { + nm_log_warn (LOGD_FIREWALL, "(%s) firewall zone remove failed [%u]: (%d) %s", + info->iface, info->id, error->code, error->message); } - } else { - nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone remove succeeded [%u]", - info->iface, info->id); } info->completed = TRUE; - g_free (zone); + _cb_info_free (info); g_clear_error (&error); } @@ -261,42 +250,25 @@ nm_firewall_manager_remove_from_zone (NMFirewallManager *self, nm_log_dbg (LOGD_FIREWALL, "(%s) firewall zone remove -> %s%s%s [%u]", iface, zone?"\"":"", zone ? zone : "*", zone?"\"":"", info->id); - info->dbus_call = dbus_g_proxy_begin_call_with_timeout (priv->proxy, - "removeInterface", - remove_cb, - info, - (GDestroyNotify) _cb_info_free, - 10000, /* timeout */ - G_TYPE_STRING, zone ? zone : "", - G_TYPE_STRING, iface, - G_TYPE_INVALID); - return PENDING_CALL_FROM_INFO (info); + g_dbus_proxy_call (priv->proxy, + "removeInterface", + g_variant_new ("(ss)", zone ? zone : "", iface), + G_DBUS_CALL_FLAGS_NONE, 10000, + info->cancellable, + remove_cb, info); + return (NMFirewallPendingCall) info; } -void nm_firewall_manager_cancel_call (NMFirewallManager *self, NMFirewallPendingCall call) +void +nm_firewall_manager_cancel_call (NMFirewallManager *self, NMFirewallPendingCall call) { - NMFirewallManagerPrivate *priv = NM_FIREWALL_MANAGER_GET_PRIVATE (self); - GSList *pending; - CBInfo *info; + CBInfo *info = (CBInfo *) call; g_return_if_fail (NM_IS_FIREWALL_MANAGER (self)); - if (call == PENDING_CALL_DUMMY) - return; - - pending = g_slist_find (priv->pending_calls, call); - - if (!pending) - return; - priv->pending_calls = g_slist_remove_link (priv->pending_calls, pending); - - info = (CBInfo *) call; - if (info->idle_id) - info->idle_id = 0; - else { - dbus_g_proxy_cancel_call (NM_FIREWALL_MANAGER_GET_PRIVATE (self)->proxy, - info->dbus_call); - } + info->callback = NULL; + info->idle_id = 0; + g_cancellable_cancel (info->cancellable); } static void @@ -311,25 +283,19 @@ set_running (NMFirewallManager *self, gboolean now_running) } static void -name_owner_changed (NMDBusManager *dbus_mgr, - const char *name, - const char *old_owner, - const char *new_owner, - gpointer user_data) +name_owner_changed (GObject *object, + GParamSpec *pspec, + gpointer user_data) { NMFirewallManager *self = NM_FIREWALL_MANAGER (user_data); - gboolean old_owner_good = (old_owner && strlen (old_owner)); - gboolean new_owner_good = (new_owner && strlen (new_owner)); - - /* We only care about the firewall here */ - if (strcmp (FIREWALL_DBUS_SERVICE, name) != 0) - return; + gs_free char *owner = NULL; - if (!old_owner_good && new_owner_good) { + owner = g_dbus_proxy_get_name_owner (G_DBUS_PROXY (object)); + if (owner) { nm_log_dbg (LOGD_FIREWALL, "firewall started"); set_running (self, TRUE); g_signal_emit (self, signals[STARTED], 0); - } else if (old_owner_good && !new_owner_good) { + } else { nm_log_dbg (LOGD_FIREWALL, "firewall stopped"); set_running (self, FALSE); } @@ -343,21 +309,23 @@ static void nm_firewall_manager_init (NMFirewallManager * self) { NMFirewallManagerPrivate *priv = NM_FIREWALL_MANAGER_GET_PRIVATE (self); - DBusGConnection *bus; - - priv->dbus_mgr = g_object_ref (nm_dbus_manager_get ()); - priv->name_owner_id = g_signal_connect (priv->dbus_mgr, - NM_DBUS_MANAGER_NAME_OWNER_CHANGED, - G_CALLBACK (name_owner_changed), - self); - priv->running = nm_dbus_manager_name_has_owner (priv->dbus_mgr, FIREWALL_DBUS_SERVICE); + gs_free char *owner = NULL; + + priv->proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SYSTEM, + G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES | + G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS, + NULL, + FIREWALL_DBUS_SERVICE, + FIREWALL_DBUS_PATH, + FIREWALL_DBUS_INTERFACE_ZONE, + NULL, NULL); + + g_signal_connect (priv->proxy, "notify::g-name-owner", + G_CALLBACK (name_owner_changed), self); + owner = g_dbus_proxy_get_name_owner (priv->proxy); + priv->running = (owner != NULL); nm_log_dbg (LOGD_FIREWALL, "firewall %s running", priv->running ? "is" : "is not" ); - bus = nm_dbus_manager_get_connection (priv->dbus_mgr); - priv->proxy = dbus_g_proxy_new_for_name (bus, - FIREWALL_DBUS_SERVICE, - FIREWALL_DBUS_PATH, - FIREWALL_DBUS_INTERFACE_ZONE); } static void @@ -386,12 +354,6 @@ dispose (GObject *object) g_assert (priv->pending_calls == NULL); - if (priv->dbus_mgr) { - g_signal_handler_disconnect (priv->dbus_mgr, priv->name_owner_id); - priv->name_owner_id = 0; - g_clear_object (&priv->dbus_mgr); - } - g_clear_object (&priv->proxy); /* Chain up to the parent class */ |