// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2004 - 2018 Red Hat, Inc.
* Copyright (C) 2005 - 2008 Novell, Inc.
*/
#include "nm-default.h"
#include "nm-dispatcher.h"
#include "nm-libnm-core-aux/nm-dispatcher-api.h"
#include "NetworkManagerUtils.h"
#include "nm-utils.h"
#include "nm-connectivity.h"
#include "nm-act-request.h"
#include "devices/nm-device.h"
#include "nm-dhcp-config.h"
#include "nm-proxy-config.h"
#include "nm-ip4-config.h"
#include "nm-ip6-config.h"
#include "nm-manager.h"
#include "settings/nm-settings-connection.h"
#include "platform/nm-platform.h"
#include "nm-core-internal.h"
#define CALL_TIMEOUT (1000 * 60 * 10) /* 10 minutes for all scripts */
#define _NMLOG_DOMAIN LOGD_DISPATCH
#define _NMLOG(level, ...) __NMLOG_DEFAULT (level, _NMLOG_DOMAIN, "dispatcher", __VA_ARGS__)
#define _NMLOG2_DOMAIN LOGD_DISPATCH
#define _NMLOG2(level, request_id, log_ifname, log_con_uuid, ...) \
nm_log ((level), \
_NMLOG2_DOMAIN, \
(log_ifname), \
(log_con_uuid), \
"dispatcher: (%u) " \
_NM_UTILS_MACRO_FIRST (__VA_ARGS__), \
(request_id) \
_NM_UTILS_MACRO_REST (__VA_ARGS__))
#define _NMLOG3_DOMAIN LOGD_DISPATCH
#define _NMLOG3(level, call_id, ...) \
G_STMT_START { \
const NMDispatcherCallId *const _call_id = (call_id); \
\
_NMLOG2 (level, _call_id->request_id, _call_id->log_ifname, _call_id->log_con_uuid, __VA_ARGS__); \
} G_STMT_END
/*****************************************************************************/
struct NMDispatcherCallId {
NMDispatcherFunc callback;
gpointer user_data;
const char *log_ifname;
const char *log_con_uuid;
NMDispatcherAction action;
guint idle_id;
guint32 request_id;
char extra_strings[];
};
/*****************************************************************************/
/* FIXME(shutdown): on shutdown, we should not run dispatcher scripts synchronously.
* Instead, we should of course still run them asynchronously.
*
* Also, we should wait for all pending requests to complete before exiting the main-loop
* (with a watchdog). If we hit a timeout, we log a warning and quit (but leave the scripts
* running).
*
* Finally, cleanup the global structures. */
static struct {
GDBusConnection *dbus_connection;
GHashTable *requests;
guint request_id_counter;
} gl;
/*****************************************************************************/
static NMDispatcherCallId *
dispatcher_call_id_new (guint32 request_id,
NMDispatcherAction action,
NMDispatcherFunc callback,
gpointer user_data,
const char *log_ifname,
const char *log_con_uuid)
{
NMDispatcherCallId *call_id;
gsize l_log_ifname;
gsize l_log_con_uuid;
char *extra_strings;
l_log_ifname = log_ifname ? (strlen (log_ifname) + 1) : 0u;
l_log_con_uuid = log_con_uuid ? (strlen (log_con_uuid) + 1) : 0u;
call_id = g_malloc (sizeof (NMDispatcherCallId) + l_log_ifname + l_log_con_uuid);
call_id->action = action;
call_id->request_id = request_id;
call_id->callback = callback;
call_id->user_data = user_data;
call_id->idle_id = 0;
extra_strings = &call_id->extra_strings[0];
if (log_ifname) {
call_id->log_ifname = extra_strings;
memcpy (extra_strings, log_ifname, l_log_ifname);
extra_strings += l_log_ifname;
} else
call_id->log_ifname = NULL;
if (log_con_uuid) {
call_id->log_con_uuid = extra_strings;
memcpy (extra_strings, log_con_uuid, l_log_con_uuid);
} else
call_id->log_con_uuid = NULL;
return call_id;
}
static void
dispatcher_call_id_free (NMDispatcherCallId *call_id)
{
nm_clear_g_source (&call_id->idle_id);
g_free (call_id);
}
/*****************************************************************************/
static void
_init_dispatcher (void)
{
if (G_UNLIKELY (gl.requests == NULL)) {
gl.requests = g_hash_table_new (nm_direct_hash, NULL);
gl.dbus_connection = nm_g_object_ref (NM_MAIN_DBUS_CONNECTION_GET);
if (!gl.dbus_connection)
_LOGD ("No D-Bus connection to talk with NetworkManager-dispatcher service");
}
}
/*****************************************************************************/
static void
dump_proxy_to_props (NMProxyConfig *proxy, GVariantBuilder *builder)
{
const char *pac_url = NULL, *pac_script = NULL;
if (nm_proxy_config_get_method (proxy) == NM_PROXY_CONFIG_METHOD_NONE)
return;
pac_url = nm_proxy_config_get_pac_url (proxy);
if (pac_url) {
g_variant_builder_add (builder, "{sv}",
"pac-url",
g_variant_new_string (pac_url));
}
pac_script = nm_proxy_config_get_pac_script (proxy);
if (pac_script) {
g_variant_builder_add (builder, "{sv}",
"pac-script",
g_variant_new_string (pac_script));
}
}
static void
dump_ip4_to_props (NMIP4Config *ip4, GVariantBuilder *builder)
{
GVariantBuilder int_builder;
NMDedupMultiIter ipconf_iter;
gboolean first;
guint n, i;
const NMPlatformIP4Address *addr;
const NMPlatformIP4Route *route;
guint32 array[4];
/* Addresses */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("aau"));
first = TRUE;
nm_ip_config_iter_ip4_address_for_each (&ipconf_iter, ip4, &addr) {
const NMPObject *default_route;
array[0] = addr->address;
array[1] = addr->plen;
array[2] = ( first
&& (default_route = nm_ip4_config_best_default_route_get (ip4)))
? NMP_OBJECT_CAST_IP4_ROUTE (default_route)->gateway
: (guint32) 0;
g_variant_builder_add (&int_builder, "@au",
g_variant_new_fixed_array (G_VARIANT_TYPE_UINT32,
array, 3, sizeof (guint32)));
first = FALSE;
}
g_variant_builder_add (builder, "{sv}",
"addresses",
g_variant_builder_end (&int_builder));
/* DNS servers */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("au"));
n = nm_ip4_config_get_num_nameservers (ip4);
for (i = 0; i < n; i++)
g_variant_builder_add (&int_builder, "u", nm_ip4_config_get_nameserver (ip4, i));
g_variant_builder_add (builder, "{sv}",
"nameservers",
g_variant_builder_end (&int_builder));
/* Search domains */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("as"));
n = nm_ip4_config_get_num_domains (ip4);
for (i = 0; i < n; i++)
g_variant_builder_add (&int_builder, "s", nm_ip4_config_get_domain (ip4, i));
g_variant_builder_add (builder, "{sv}",
"domains",
g_variant_builder_end (&int_builder));
/* WINS servers */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("au"));
n = nm_ip4_config_get_num_wins (ip4);
for (i = 0; i < n; i++)
g_variant_builder_add (&int_builder, "u", nm_ip4_config_get_wins (ip4, i));
g_variant_builder_add (builder, "{sv}",
"wins-servers",
g_variant_builder_end (&int_builder));
/* Static routes */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("aau"));
nm_ip_config_iter_ip4_route_for_each (&ipconf_iter, ip4, &route) {
if (NM_PLATFORM_IP_ROUTE_IS_DEFAULT (route))
continue;
array[0] = route->network;
array[1] = route->plen;
array[2] = route->gateway;
array[3] = route->metric;
g_variant_builder_add (&int_builder, "@au",
g_variant_new_fixed_array (G_VARIANT_TYPE_UINT32,
array, 4, sizeof (guint32)));
}
g_variant_builder_add (builder, "{sv}",
"routes",
g_variant_builder_end (&int_builder));
}
static void
dump_ip6_to_props (NMIP6Config *ip6, GVariantBuilder *builder)
{
GVariantBuilder int_builder;
NMDedupMultiIter ipconf_iter;
guint n, i;
gboolean first;
const NMPlatformIP6Address *addr;
const NMPlatformIP6Route *route;
GVariant *ip, *gw;
/* Addresses */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("a(ayuay)"));
first = TRUE;
nm_ip_config_iter_ip6_address_for_each (&ipconf_iter, ip6, &addr) {
const NMPObject *default_route;
ip = g_variant_new_fixed_array (G_VARIANT_TYPE_BYTE,
&addr->address,
sizeof (struct in6_addr), 1);
gw = g_variant_new_fixed_array (G_VARIANT_TYPE_BYTE,
( first
&& (default_route = nm_ip6_config_best_default_route_get (ip6)))
? &NMP_OBJECT_CAST_IP6_ROUTE (default_route)->gateway
: &in6addr_any,
sizeof (struct in6_addr), 1);
g_variant_builder_add (&int_builder, "(@ayu@ay)", ip, addr->plen, gw);
first = FALSE;
}
g_variant_builder_add (builder, "{sv}",
"addresses",
g_variant_builder_end (&int_builder));
/* DNS servers */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("aay"));
n = nm_ip6_config_get_num_nameservers (ip6);
for (i = 0; i < n; i++) {
ip = g_variant_new_fixed_array (G_VARIANT_TYPE_BYTE,
nm_ip6_config_get_nameserver (ip6, i),
sizeof (struct in6_addr), 1);
g_variant_builder_add (&int_builder, "@ay", ip);
}
g_variant_builder_add (builder, "{sv}",
"nameservers",
g_variant_builder_end (&int_builder));
/* Search domains */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("as"));
n = nm_ip6_config_get_num_domains (ip6);
for (i = 0; i < n; i++)
g_variant_builder_add (&int_builder, "s", nm_ip6_config_get_domain (ip6, i));
g_variant_builder_add (builder, "{sv}",
"domains",
g_variant_builder_end (&int_builder));
/* Static routes */
g_variant_builder_init (&int_builder, G_VARIANT_TYPE ("a(ayuayu)"));
nm_ip_config_iter_ip6_route_for_each (&ipconf_iter, ip6, &route) {
if (NM_PLATFORM_IP_ROUTE_IS_DEFAULT (route))
continue;
ip = g_variant_new_fixed_array (G_VARIANT_TYPE_BYTE,
&route->network,
sizeof (struct in6_addr), 1);
gw = g_variant_new_fixed_array (G_VARIANT_TYPE_BYTE,
&route->gateway,
sizeof (struct in6_addr), 1);
g_variant_builder_add (&int_builder, "(@ayu@ayu)", ip, route->plen, gw, route->metric);
}
g_variant_builder_add (builder, "{sv}",
"routes",
g_variant_builder_end (&int_builder));
}
static void
fill_device_props (NMDevice *device,
GVariantBuilder *dev_builder,
GVariantBuilder *proxy_builder,
GVariantBuilder *ip4_builder,
GVariantBuilder *ip6_builder,
GVariant **dhcp4_props,
GVariant **dhcp6_props)
{
NMProxyConfig *proxy_config;
NMIP4Config *ip4_config;
NMIP6Config *ip6_config;
NMDhcpConfig *dhcp_config;
/* If the action is for a VPN, send the VPN's IP interface instead of the device's */
g_variant_builder_add (dev_builder, "{sv}", NMD_DEVICE_PROPS_IP_INTERFACE,
g_variant_new_string (nm_device_get_ip_iface (device)));
g_variant_builder_add (dev_builder, "{sv}", NMD_DEVICE_PROPS_INTERFACE,
g_variant_new_string (nm_device_get_iface (device)));
g_variant_builder_add (dev_builder, "{sv}", NMD_DEVICE_PROPS_TYPE,
g_variant_new_uint32 (nm_device_get_device_type (device)));
g_variant_builder_add (dev_builder, "{sv}", NMD_DEVICE_PROPS_STATE,
g_variant_new_uint32 (nm_device_get_state (device)));
if (nm_dbus_object_is_exported (NM_DBUS_OBJECT (device))) {
g_variant_builder_add (dev_builder, "{sv}", NMD_DEVICE_PROPS_PATH,
g_variant_new_object_path (nm_dbus_object_get_path (NM_DBUS_OBJECT (device))));
}
proxy_config = nm_device_get_proxy_config (device);
if (proxy_config)
dump_proxy_to_props (proxy_config, proxy_builder);
ip4_config = nm_device_get_ip4_config (device);
if (ip4_config)
dump_ip4_to_props (ip4_config, ip4_builder);
ip6_config = nm_device_get_ip6_config (device);
if (ip6_config)
dump_ip6_to_props (ip6_config, ip6_builder);
dhcp_config = nm_device_get_dhcp_config (device, AF_INET);
if (dhcp_config)
*dhcp4_props = nm_g_variant_ref (nm_dhcp_config_get_options (dhcp_config));
dhcp_config = nm_device_get_dhcp_config (device, AF_INET6);
if (dhcp_config)
*dhcp6_props = nm_g_variant_ref (nm_dhcp_config_get_options (dhcp_config));
}
static void
fill_vpn_props (NMProxyConfig *proxy_config,
NMIP4Config *ip4_config,
NMIP6Config *ip6_config,
GVariantBuilder *proxy_builder,
GVariantBuilder *ip4_builder,
GVariantBuilder *ip6_builder)
{
if (proxy_config)
dump_proxy_to_props (proxy_config, proxy_builder);
if (ip4_config)
dump_ip4_to_props (ip4_config, ip4_builder);
if (ip6_config)
dump_ip6_to_props (ip6_config, ip6_builder);
}
static const char *
dispatch_result_to_string (DispatchResult result)
{
switch (result) {
case DISPATCH_RESULT_UNKNOWN:
return "unknown";
case DISPATCH_RESULT_SUCCESS:
return "success";
case DISPATCH_RESULT_EXEC_FAILED:
return "exec failed";
case DISPATCH_RESULT_FAILED:
return "failed";
case DISPATCH_RESULT_TIMEOUT:
return "timed out";
}
g_assert_not_reached ();
}
static void
dispatcher_results_process (guint32 request_id,
const char *log_ifname,
const char *log_con_uuid,
GVariant *v_results)
{
nm_auto_free_variant_iter GVariantIter *results = NULL;
const char *script, *err;
guint32 result;
g_variant_get (v_results, "(a(sus))", &results);
if (g_variant_iter_n_children (results) == 0) {
_LOG2D (request_id, log_ifname, log_con_uuid, "succeeded but no scripts invoked");
return;
}
while (g_variant_iter_next (results, "(&su&s)", &script, &result, &err)) {
if (result == DISPATCH_RESULT_SUCCESS) {
_LOG2D (request_id, log_ifname, log_con_uuid, "%s succeeded", script);
} else {
_LOG2W (request_id,
log_ifname,
log_con_uuid,
"%s failed (%s): %s",
script,
dispatch_result_to_string (result),
err);
}
}
}
static void
dispatcher_done_cb (GObject *source, GAsyncResult *result, gpointer user_data)
{
gs_unref_variant GVariant *ret = NULL;
gs_free_error GError *error = NULL;
NMDispatcherCallId *call_id = user_data;
nm_assert ((gpointer) source == gl.dbus_connection);
ret = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source),
result,
&error);
if (!ret) {
if (_nm_dbus_error_has_name (error, "org.freedesktop.systemd1.LoadFailed")) {
g_dbus_error_strip_remote_error (error);
_LOG3W (call_id, "failed to call dispatcher scripts: %s",
error->message);
} else {
_LOG3D (call_id, "failed to call dispatcher scripts: %s",
error->message);
}
} else {
dispatcher_results_process (call_id->request_id,
call_id->log_ifname,
call_id->log_con_uuid,
ret);
}
g_hash_table_remove (gl.requests, call_id);
if (call_id->callback)
call_id->callback (call_id, call_id->user_data);
dispatcher_call_id_free (call_id);
}
static const char *action_table[] = {
[NM_DISPATCHER_ACTION_HOSTNAME] = NMD_ACTION_HOSTNAME,
[NM_DISPATCHER_ACTION_PRE_UP] = NMD_ACTION_PRE_UP,
[NM_DISPATCHER_ACTION_UP] = NMD_ACTION_UP,
[NM_DISPATCHER_ACTION_PRE_DOWN] = NMD_ACTION_PRE_DOWN,
[NM_DISPATCHER_ACTION_DOWN] = NMD_ACTION_DOWN,
[NM_DISPATCHER_ACTION_VPN_PRE_UP] = NMD_ACTION_VPN_PRE_UP,
[NM_DISPATCHER_ACTION_VPN_UP] = NMD_ACTION_VPN_UP,
[NM_DISPATCHER_ACTION_VPN_PRE_DOWN] = NMD_ACTION_VPN_PRE_DOWN,
[NM_DISPATCHER_ACTION_VPN_DOWN] = NMD_ACTION_VPN_DOWN,
[NM_DISPATCHER_ACTION_DHCP4_CHANGE] = NMD_ACTION_DHCP4_CHANGE,
[NM_DISPATCHER_ACTION_DHCP6_CHANGE] = NMD_ACTION_DHCP6_CHANGE,
[NM_DISPATCHER_ACTION_CONNECTIVITY_CHANGE] = NMD_ACTION_CONNECTIVITY_CHANGE
};
static const char *
action_to_string (NMDispatcherAction action)
{
if (G_UNLIKELY ((gsize) action >= G_N_ELEMENTS (action_table)))
g_return_val_if_reached (NULL);
return action_table[(gsize) action];
}
static gboolean
_dispatcher_call (NMDispatcherAction action,
gboolean blocking,
NMDevice *device,
NMSettingsConnection *settings_connection,
NMConnection *applied_connection,
gboolean activation_type_external,
NMConnectivityState connectivity_state,
const char *vpn_iface,
NMProxyConfig *vpn_proxy_config,
NMIP4Config *vpn_ip4_config,
NMIP6Config *vpn_ip6_config,
NMDispatcherFunc callback,
gpointer user_data,
NMDispatcherCallId **out_call_id)
{
GVariant *connection_dict;
GVariantBuilder connection_props;
GVariantBuilder device_props;
GVariantBuilder device_proxy_props;
GVariantBuilder device_ip4_props;
GVariantBuilder device_ip6_props;
gs_unref_variant GVariant *parameters_floating = NULL;
gs_unref_variant GVariant *device_dhcp4_props = NULL;
gs_unref_variant GVariant *device_dhcp6_props = NULL;
GVariantBuilder vpn_proxy_props;
GVariantBuilder vpn_ip4_props;
GVariantBuilder vpn_ip6_props;
NMDispatcherCallId *call_id;
guint request_id;
const char *connectivity_state_string = "UNKNOWN";
const char *log_ifname;
const char *log_con_uuid;
g_return_val_if_fail (!blocking || (!callback && !user_data), FALSE);
NM_SET_OUT (out_call_id, NULL);
_init_dispatcher ();
if (!gl.dbus_connection)
return FALSE;
log_ifname = device ? nm_device_get_iface (device) : NULL;
log_con_uuid = settings_connection ? nm_settings_connection_get_uuid (settings_connection) : NULL;
request_id = ++gl.request_id_counter;
if (G_UNLIKELY (!request_id))
request_id = ++gl.request_id_counter;
/* All actions except 'hostname' and 'connectivity-change' require a device */
if ( action == NM_DISPATCHER_ACTION_HOSTNAME
|| action == NM_DISPATCHER_ACTION_CONNECTIVITY_CHANGE) {
_LOG2D (request_id,
log_ifname,
log_con_uuid,
"dispatching action '%s'%s",
action_to_string (action),
blocking
? " (blocking)"
: (callback ? " (with callback)" : ""));
} else {
g_return_val_if_fail (NM_IS_DEVICE (device), FALSE);
_LOG2D (request_id,
log_ifname,
log_con_uuid,
"(%s) dispatching action '%s'%s",
vpn_iface ?: nm_device_get_iface (device),
action_to_string (action),
blocking
? " (blocking)"
: (callback ? " (with callback)" : ""));
}
if (applied_connection)
connection_dict = nm_connection_to_dbus (applied_connection, NM_CONNECTION_SERIALIZE_NO_SECRETS);
else
connection_dict = g_variant_new_array (G_VARIANT_TYPE ("{sa{sv}}"), NULL, 0);
g_variant_builder_init (&connection_props, G_VARIANT_TYPE_VARDICT);
if (settings_connection) {
const char *connection_path;
const char *filename;
connection_path = nm_dbus_object_get_path (NM_DBUS_OBJECT (settings_connection));
if (connection_path) {
g_variant_builder_add (&connection_props, "{sv}",
NMD_CONNECTION_PROPS_PATH,
g_variant_new_object_path (connection_path));
}
filename = nm_settings_connection_get_filename (settings_connection);
if (filename) {
g_variant_builder_add (&connection_props, "{sv}",
NMD_CONNECTION_PROPS_FILENAME,
g_variant_new_string (filename));
}
if (activation_type_external) {
g_variant_builder_add (&connection_props, "{sv}",
NMD_CONNECTION_PROPS_EXTERNAL,
g_variant_new_boolean (TRUE));
}
}
g_variant_builder_init (&device_props, G_VARIANT_TYPE_VARDICT);
g_variant_builder_init (&device_proxy_props, G_VARIANT_TYPE_VARDICT);
g_variant_builder_init (&device_ip4_props, G_VARIANT_TYPE_VARDICT);
g_variant_builder_init (&device_ip6_props, G_VARIANT_TYPE_VARDICT);
g_variant_builder_init (&vpn_proxy_props, G_VARIANT_TYPE_VARDICT);
g_variant_builder_init (&vpn_ip4_props, G_VARIANT_TYPE_VARDICT);
g_variant_builder_init (&vpn_ip6_props, G_VARIANT_TYPE_VARDICT);
/* hostname and connectivity-change actions don't send device data */
if ( action != NM_DISPATCHER_ACTION_HOSTNAME
&& action != NM_DISPATCHER_ACTION_CONNECTIVITY_CHANGE) {
fill_device_props (device,
&device_props,
&device_proxy_props,
&device_ip4_props,
&device_ip6_props,
&device_dhcp4_props,
&device_dhcp6_props);
if (vpn_ip4_config || vpn_ip6_config) {
fill_vpn_props (vpn_proxy_config,
vpn_ip4_config,
vpn_ip6_config,
&vpn_proxy_props,
&vpn_ip4_props,
&vpn_ip6_props);
}
}
connectivity_state_string = nm_connectivity_state_to_string (connectivity_state);
parameters_floating = g_variant_new ("(s@a{sa{sv}}a{sv}a{sv}a{sv}a{sv}a{sv}@a{sv}@a{sv}ssa{sv}a{sv}a{sv}b)",
action_to_string (action),
connection_dict,
&connection_props,
&device_props,
&device_proxy_props,
&device_ip4_props,
&device_ip6_props,
device_dhcp4_props ?: g_variant_new_array (G_VARIANT_TYPE ("{sv}"), NULL, 0),
device_dhcp6_props ?: g_variant_new_array (G_VARIANT_TYPE ("{sv}"), NULL, 0),
connectivity_state_string,
vpn_iface ?: "",
&vpn_proxy_props,
&vpn_ip4_props,
&vpn_ip6_props,
nm_logging_enabled (LOGL_DEBUG, LOGD_DISPATCH));
/* Send the action to the dispatcher */
if (blocking) {
gs_unref_variant GVariant *ret = NULL;
gs_free_error GError *error = NULL;
ret = g_dbus_connection_call_sync (gl.dbus_connection,
NM_DISPATCHER_DBUS_SERVICE,
NM_DISPATCHER_DBUS_PATH,
NM_DISPATCHER_DBUS_INTERFACE,
"Action",
g_steal_pointer (¶meters_floating),
G_VARIANT_TYPE ("(a(sus))"),
G_DBUS_CALL_FLAGS_NONE,
CALL_TIMEOUT,
NULL,
&error);
if (!ret) {
g_dbus_error_strip_remote_error (error);
_LOG2W (request_id, log_ifname, log_con_uuid, "failed: %s", error->message);
return FALSE;
}
dispatcher_results_process (request_id, log_ifname, log_con_uuid, ret);
return TRUE;
}
call_id = dispatcher_call_id_new (request_id,
action,
callback,
user_data,
log_ifname,
log_con_uuid);
g_dbus_connection_call (gl.dbus_connection,
NM_DISPATCHER_DBUS_SERVICE,
NM_DISPATCHER_DBUS_PATH,
NM_DISPATCHER_DBUS_INTERFACE,
"Action",
g_steal_pointer (¶meters_floating),
G_VARIANT_TYPE ("(a(sus))"),
G_DBUS_CALL_FLAGS_NONE,
CALL_TIMEOUT,
NULL,
dispatcher_done_cb,
call_id);
g_hash_table_add (gl.requests, call_id);
NM_SET_OUT (out_call_id, call_id);
return TRUE;
}
/**
* nm_dispatcher_call_hostname:
* @callback: a caller-supplied callback to execute when done
* @user_data: caller-supplied pointer passed to @callback
* @out_call_id: on success, a call identifier which can be passed to
* nm_dispatcher_call_cancel()
*
* This method always invokes the dispatcher action asynchronously.
*
* Returns: %TRUE if the action was dispatched, %FALSE on failure
*/
gboolean
nm_dispatcher_call_hostname (NMDispatcherFunc callback,
gpointer user_data,
NMDispatcherCallId **out_call_id)
{
return _dispatcher_call (NM_DISPATCHER_ACTION_HOSTNAME, FALSE,
NULL, NULL, NULL, FALSE,
NM_CONNECTIVITY_UNKNOWN,
NULL, NULL, NULL, NULL,
callback, user_data, out_call_id);
}
/**
* nm_dispatcher_call_device:
* @action: the %NMDispatcherAction
* @device: the #NMDevice the action applies to
* @act_request: the #NMActRequest for the action. If %NULL, use the
* current request of the device.
* @callback: a caller-supplied callback to execute when done
* @user_data: caller-supplied pointer passed to @callback
* @out_call_id: on success, a call identifier which can be passed to
* nm_dispatcher_call_cancel()
*
* This method always invokes the device dispatcher action asynchronously. To ignore
* the result, pass %NULL to @callback.
*
* Returns: %TRUE if the action was dispatched, %FALSE on failure
*/
gboolean
nm_dispatcher_call_device (NMDispatcherAction action,
NMDevice *device,
NMActRequest *act_request,
NMDispatcherFunc callback,
gpointer user_data,
NMDispatcherCallId **out_call_id)
{
nm_assert (NM_IS_DEVICE (device));
if (!act_request) {
act_request = nm_device_get_act_request (device);
if (!act_request)
return FALSE;
}
nm_assert (NM_IN_SET (nm_active_connection_get_device (NM_ACTIVE_CONNECTION (act_request)), NULL, device));
return _dispatcher_call (action, FALSE,
device,
nm_act_request_get_settings_connection (act_request),
nm_act_request_get_applied_connection (act_request),
nm_active_connection_get_activation_type (NM_ACTIVE_CONNECTION (act_request)) == NM_ACTIVATION_TYPE_EXTERNAL,
NM_CONNECTIVITY_UNKNOWN,
NULL, NULL, NULL, NULL,
callback, user_data, out_call_id);
}
/**
* nm_dispatcher_call_device_sync():
* @action: the %NMDispatcherAction
* @device: the #NMDevice the action applies to
* @act_request: the #NMActRequest for the action. If %NULL, use the
* current request of the device.
*
* This method always invokes the dispatcher action synchronously and it may
* take a long time to return.
*
* Returns: %TRUE if the action was dispatched, %FALSE on failure
*/
gboolean
nm_dispatcher_call_device_sync (NMDispatcherAction action,
NMDevice *device,
NMActRequest *act_request)
{
nm_assert (NM_IS_DEVICE (device));
if (!act_request) {
act_request = nm_device_get_act_request (device);
if (!act_request)
return FALSE;
}
nm_assert (NM_IN_SET (nm_active_connection_get_device (NM_ACTIVE_CONNECTION (act_request)), NULL, device));
return _dispatcher_call (action, TRUE,
device,
nm_act_request_get_settings_connection (act_request),
nm_act_request_get_applied_connection (act_request),
nm_active_connection_get_activation_type (NM_ACTIVE_CONNECTION (act_request)) == NM_ACTIVATION_TYPE_EXTERNAL,
NM_CONNECTIVITY_UNKNOWN,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL);
}
/**
* nm_dispatcher_call_vpn():
* @action: the %NMDispatcherAction
* @settings_connection: the #NMSettingsConnection the action applies to
* @applied_connection: the currently applied connection
* @parent_device: the parent #NMDevice of the VPN connection
* @vpn_iface: the IP interface of the VPN tunnel, if any
* @vpn_proxy_config: the #NMProxyConfig of the VPN connection
* @vpn_ip4_config: the #NMIP4Config of the VPN connection
* @vpn_ip6_config: the #NMIP6Config of the VPN connection
* @callback: a caller-supplied callback to execute when done
* @user_data: caller-supplied pointer passed to @callback
* @out_call_id: on success, a call identifier which can be passed to
* nm_dispatcher_call_cancel()
*
* This method always invokes the dispatcher action asynchronously. To ignore
* the result, pass %NULL to @callback.
*
* Returns: %TRUE if the action was dispatched, %FALSE on failure
*/
gboolean
nm_dispatcher_call_vpn (NMDispatcherAction action,
NMSettingsConnection *settings_connection,
NMConnection *applied_connection,
NMDevice *parent_device,
const char *vpn_iface,
NMProxyConfig *vpn_proxy_config,
NMIP4Config *vpn_ip4_config,
NMIP6Config *vpn_ip6_config,
NMDispatcherFunc callback,
gpointer user_data,
NMDispatcherCallId **out_call_id)
{
return _dispatcher_call (action, FALSE,
parent_device,
settings_connection,
applied_connection,
FALSE,
NM_CONNECTIVITY_UNKNOWN,
vpn_iface, vpn_proxy_config, vpn_ip4_config, vpn_ip6_config,
callback, user_data, out_call_id);
}
/**
* nm_dispatcher_call_vpn_sync():
* @action: the %NMDispatcherAction
* @settings_connection: the #NMSettingsConnection the action applies to
* @applied_connection: the currently applied connection
* @parent_device: the parent #NMDevice of the VPN connection
* @vpn_iface: the IP interface of the VPN tunnel, if any
* @vpn_proxy_config: the #NMProxyConfig of the VPN connection
* @vpn_ip4_config: the #NMIP4Config of the VPN connection
* @vpn_ip6_config: the #NMIP6Config of the VPN connection
*
* This method always invokes the dispatcher action synchronously and it may
* take a long time to return.
*
* Returns: %TRUE if the action was dispatched, %FALSE on failure
*/
gboolean
nm_dispatcher_call_vpn_sync (NMDispatcherAction action,
NMSettingsConnection *settings_connection,
NMConnection *applied_connection,
NMDevice *parent_device,
const char *vpn_iface,
NMProxyConfig *vpn_proxy_config,
NMIP4Config *vpn_ip4_config,
NMIP6Config *vpn_ip6_config)
{
return _dispatcher_call (action, TRUE,
parent_device,
settings_connection,
applied_connection,
FALSE,
NM_CONNECTIVITY_UNKNOWN,
vpn_iface, vpn_proxy_config, vpn_ip4_config, vpn_ip6_config,
NULL, NULL, NULL);
}
/**
* nm_dispatcher_call_connectivity():
* @connectivity_state: the #NMConnectivityState value
* @callback: a caller-supplied callback to execute when done
* @user_data: caller-supplied pointer passed to @callback
* @out_call_id: on success, a call identifier which can be passed to
* nm_dispatcher_call_cancel()
*
* This method does not block the caller.
*
* Returns: %TRUE if the action was dispatched, %FALSE on failure
*/
gboolean
nm_dispatcher_call_connectivity (NMConnectivityState connectivity_state,
NMDispatcherFunc callback,
gpointer user_data,
NMDispatcherCallId **out_call_id)
{
return _dispatcher_call (NM_DISPATCHER_ACTION_CONNECTIVITY_CHANGE, FALSE,
NULL, NULL, NULL, FALSE,
connectivity_state,
NULL, NULL, NULL, NULL,
callback, user_data, out_call_id);
}
void
nm_dispatcher_call_cancel (NMDispatcherCallId *call_id)
{
if ( !call_id
|| g_hash_table_lookup (gl.requests, call_id) != call_id
|| !call_id->callback)
g_return_if_reached ();
/* Canceling just means the callback doesn't get called, so set the
* DispatcherInfo's callback to NULL.
*/
_LOG3D (call_id, "cancelling dispatcher callback action");
call_id->callback = NULL;
}