static void
portal_job_complete (GtkPrintJob *job,
gpointer data,
const GError *error)
{
GtkPrintOperation *op = data;
GtkPrintOperationPortal *op_portal = op->priv->platform_data;
GtkPrintSettings *settings;
const char *uri;
char *filename;
int fd, idx;
GVariantBuilder opt_builder;
GUnixFDList *fd_list;
if (error != NULL && op->priv->error == NULL)
{
g_warning ("Print job failed: %s", error->message);
op->priv->error = g_error_copy (error);
return;
}
op_portal->file_written = TRUE;
settings = gtk_print_job_get_settings (job);
uri = gtk_print_settings_get (settings, GTK_PRINT_SETTINGS_OUTPUT_URI);
filename = g_filename_from_uri (uri, NULL, NULL);
fd = open (filename, O_RDONLY|O_CLOEXEC);
fd_list = g_unix_fd_list_new ();
idx = g_unix_fd_list_append (fd_list, fd, NULL);
close (fd);
g_free (filename);
g_variant_builder_init (&opt_builder, G_VARIANT_TYPE_VARDICT);
g_variant_builder_add (&opt_builder, "{sv}", "token", g_variant_new_uint32 (op_portal->token));
g_dbus_proxy_call_with_unix_fd_list (op_portal->proxy,
"Print",
g_variant_new ("(ssh@a{sv})",
"", /* window */
_("Print"), /* title */
idx,
g_variant_builder_end (&opt_builder)),
G_DBUS_CALL_FLAGS_NONE,
-1,
fd_list,
NULL,
print_file_done,
op);
g_object_unref (fd_list);
}
static gboolean
get_modifiers_variant (const char *set_refspec,
const char *set_revision,
const char *const* install_pkgs,
const char *const* uninstall_pkgs,
const char *const* override_replace_pkgs,
const char *const* override_remove_pkgs,
const char *const* override_reset_pkgs,
GVariant **out_modifiers,
GUnixFDList **out_fd_list,
GError **error)
{
GVariantDict dict;
g_variant_dict_init (&dict, NULL);
g_autoptr(GUnixFDList) fd_list = g_unix_fd_list_new ();
if (install_pkgs)
{
if (!vardict_sort_and_insert_pkgs (&dict, "install", fd_list,
install_pkgs, error))
return FALSE;
}
if (override_replace_pkgs)
{
if (!vardict_sort_and_insert_pkgs (&dict, "override-replace", fd_list,
override_replace_pkgs, error))
return FALSE;
}
if (set_refspec)
g_variant_dict_insert (&dict, "set-refspec", "s", set_refspec);
if (set_revision)
g_variant_dict_insert (&dict, "set-revision", "s", set_revision);
vardict_insert_strv (&dict, "uninstall-packages", uninstall_pkgs);
vardict_insert_strv (&dict, "override-remove-packages", override_remove_pkgs);
vardict_insert_strv (&dict, "override-reset-packages", override_reset_pkgs);
*out_fd_list = g_steal_pointer (&fd_list);
*out_modifiers = g_variant_ref_sink (g_variant_dict_end (&dict));
return TRUE;
}
static VALUE
unixfdlist_initialize(int argc, VALUE *argv, VALUE self)
{
VALUE rbfds;
gint i, n_fds;
gint *fds;
rb_scan_args(argc, argv, "0*", &rbfds);
n_fds = RARRAY_LEN(rbfds);
if (n_fds == 0) {
G_INITIALIZE(self, g_unix_fd_list_new());
return Qnil;
}
fds = ALLOCA_N(gint, n_fds);
for (i = 0; i < n_fds; i++)
fds[0] = RVAL2FD(RARRAY_PTR(rbfds)[i]);
G_INITIALIZE(self, g_unix_fd_list_new_from_array(fds, n_fds));
return Qnil;
}
static VALUE
unixfdlist_initialize(int argc, VALUE *argv, VALUE self)
{
VALUE rbfds;
long n;
gint *fds;
GUnixFDList *list;
rb_scan_args(argc, argv, "0*", &rbfds);
fds = RVAL2FDS(rbfds, &n);
if (n == 0) {
G_INITIALIZE(self, g_unix_fd_list_new());
return Qnil;
}
list = g_unix_fd_list_new_from_array(fds, n);
g_free(fds);
G_INITIALIZE(self, list);
return Qnil;
}
gboolean
builder_host_spawnv (GFile *dir,
char **output,
GError **error,
const gchar * const *argv)
{
guint32 client_pid;
GVariantBuilder *fd_builder = g_variant_builder_new (G_VARIANT_TYPE("a{uh}"));
GVariantBuilder *env_builder = g_variant_builder_new (G_VARIANT_TYPE("a{ss}"));
g_autoptr(GUnixFDList) fd_list = g_unix_fd_list_new ();
gint stdout_handle, stdin_handle, stderr_handle;
g_autoptr(GDBusConnection) connection = NULL;
g_autoptr(GVariant) ret = NULL;
g_autoptr(GMainLoop) loop = NULL;
g_auto(GStrv) env_vars = NULL;
guint subscription;
HostCommandCallData data = { NULL };
guint sigterm_id = 0, sigint_id = 0;
g_autofree gchar *commandline = NULL;
g_autoptr(GOutputStream) out = NULL;
int pipefd[2];
int i;
commandline = flatpak_quote_argv ((const char **) argv);
g_debug ("Running '%s' on host", commandline);
connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, error);
if (connection == NULL)
return FALSE;
loop = g_main_loop_new (NULL, FALSE);
data.connection = connection;
data.loop = loop;
data.refs = 1;
subscription = g_dbus_connection_signal_subscribe (connection,
NULL,
"org.freedesktop.Flatpak.Development",
"HostCommandExited",
"/org/freedesktop/Flatpak/Development",
NULL,
G_DBUS_SIGNAL_FLAGS_NONE,
host_command_exited_cb,
&data, NULL);
stdin_handle = g_unix_fd_list_append (fd_list, 0, error);
if (stdin_handle == -1)
return FALSE;
if (output)
{
g_autoptr(GInputStream) in = NULL;
if (pipe2 (pipefd, O_CLOEXEC) != 0)
{
glnx_set_error_from_errno (error);
return FALSE;
}
data.refs++;
in = g_unix_input_stream_new (pipefd[0], TRUE);
out = g_memory_output_stream_new_resizable ();
g_output_stream_splice_async (out,
in,
G_OUTPUT_STREAM_SPLICE_NONE,
0,
NULL,
output_spliced_cb,
&data);
stdout_handle = g_unix_fd_list_append (fd_list, pipefd[1], error);
close (pipefd[1]);
if (stdout_handle == -1)
return FALSE;
}
else
{
stdout_handle = g_unix_fd_list_append (fd_list, 1, error);
if (stdout_handle == -1)
return FALSE;
}
stderr_handle = g_unix_fd_list_append (fd_list, 2, error);
if (stderr_handle == -1)
return FALSE;
g_variant_builder_add (fd_builder, "{uh}", 0, stdin_handle);
g_variant_builder_add (fd_builder, "{uh}", 1, stdout_handle);
g_variant_builder_add (fd_builder, "{uh}", 2, stderr_handle);
env_vars = g_listenv ();
for (i = 0; env_vars[i] != NULL; i++)
{
const char *env_var = env_vars[i];
g_variant_builder_add (env_builder, "{ss}", env_var, g_getenv (env_var));
}
sigterm_id = g_unix_signal_add (SIGTERM, sigterm_handler, &data);
sigint_id = g_unix_signal_add (SIGINT, sigint_handler, &data);
ret = g_dbus_connection_call_with_unix_fd_list_sync (connection,
"org.freedesktop.Flatpak",
"/org/freedesktop/Flatpak/Development",
"org.freedesktop.Flatpak.Development",
"HostCommand",
g_variant_new ("(^ay^aay@a{uh}@a{ss}u)",
dir ? flatpak_file_get_path_cached (dir) : "",
argv,
g_variant_builder_end (fd_builder),
g_variant_builder_end (env_builder),
FLATPAK_HOST_COMMAND_FLAGS_CLEAR_ENV),
G_VARIANT_TYPE ("(u)"),
G_DBUS_CALL_FLAGS_NONE, -1,
fd_list, NULL,
NULL, error);
if (ret == NULL)
return FALSE;
g_variant_get (ret, "(u)", &client_pid);
data.client_pid = client_pid;
g_main_loop_run (loop);
g_source_remove (sigterm_id);
g_source_remove (sigint_id);
g_dbus_connection_signal_unsubscribe (connection, subscription);
if (!g_spawn_check_exit_status (data.exit_status, error))
return FALSE;
if (out)
{
if (data.splice_error)
{
g_propagate_error (error, data.splice_error);
return FALSE;
}
/* Null terminate */
g_output_stream_write (out, "\0", 1, NULL, NULL);
g_output_stream_close (out, NULL, NULL);
*output = g_memory_output_stream_steal_data (G_MEMORY_OUTPUT_STREAM (out));
}
return TRUE;
}
/**
* fu_util_refresh_internal:
**/
static gboolean
fu_util_refresh_internal (FuUtilPrivate *priv,
const gchar *data_fn,
const gchar *sig_fn,
GError **error)
{
GVariant *body;
gint fd;
gint fd_sig;
_cleanup_object_unref_ GDBusMessage *request = NULL;
_cleanup_object_unref_ GUnixFDList *fd_list = NULL;
/* open file */
fd = open (data_fn, O_RDONLY);
if (fd < 0) {
g_set_error (error,
FWUPD_ERROR,
FWUPD_ERROR_INVALID_FILE,
"failed to open %s",
data_fn);
return FALSE;
}
fd_sig = open (sig_fn, O_RDONLY);
if (fd_sig < 0) {
g_set_error (error,
FWUPD_ERROR,
FWUPD_ERROR_INVALID_FILE,
"failed to open %s",
sig_fn);
return FALSE;
}
/* set out of band file descriptor */
fd_list = g_unix_fd_list_new ();
g_unix_fd_list_append (fd_list, fd, NULL);
g_unix_fd_list_append (fd_list, fd_sig, NULL);
request = g_dbus_message_new_method_call (FWUPD_DBUS_SERVICE,
FWUPD_DBUS_PATH,
FWUPD_DBUS_INTERFACE,
"UpdateMetadata");
g_dbus_message_set_unix_fd_list (request, fd_list);
/* g_unix_fd_list_append did a dup() already */
close (fd);
close (fd_sig);
/* send message */
body = g_variant_new ("(hh)", fd, fd_sig);
g_dbus_message_set_body (request, body);
g_dbus_connection_send_message_with_reply (priv->conn,
request,
G_DBUS_SEND_MESSAGE_FLAGS_NONE,
-1,
NULL,
NULL,
fu_util_update_cb,
priv);
g_main_loop_run (priv->loop);
if (priv->message == NULL) {
g_dbus_error_strip_remote_error (priv->error);
g_propagate_error (error, priv->error);
return FALSE;
}
if (g_dbus_message_to_gerror (priv->message, error)) {
g_dbus_error_strip_remote_error (*error);
return FALSE;
}
return TRUE;
}
/**
* fu_util_get_details:
**/
static gboolean
fu_util_get_details (FuUtilPrivate *priv, gchar **values, GError **error)
{
GVariant *body;
GVariant *val;
gint fd;
gint retval;
_cleanup_object_unref_ GDBusMessage *message = NULL;
_cleanup_object_unref_ GDBusMessage *request = NULL;
_cleanup_object_unref_ GUnixFDList *fd_list = NULL;
/* check args */
if (g_strv_length (values) != 1) {
g_set_error_literal (error,
FWUPD_ERROR,
FWUPD_ERROR_INTERNAL,
"Invalid arguments: expected 'filename'");
return FALSE;
}
/* open file */
fd = open (values[0], O_RDONLY);
if (fd < 0) {
g_set_error (error,
FWUPD_ERROR,
FWUPD_ERROR_INVALID_FILE,
"failed to open %s",
values[0]);
return FALSE;
}
/* set out of band file descriptor */
fd_list = g_unix_fd_list_new ();
retval = g_unix_fd_list_append (fd_list, fd, NULL);
g_assert (retval != -1);
request = g_dbus_message_new_method_call (FWUPD_DBUS_SERVICE,
FWUPD_DBUS_PATH,
FWUPD_DBUS_INTERFACE,
"GetDetails");
g_dbus_message_set_unix_fd_list (request, fd_list);
/* g_unix_fd_list_append did a dup() already */
close (fd);
/* send message */
body = g_variant_new ("(h)", fd > -1 ? 0 : -1);
g_dbus_message_set_body (request, body);
message = g_dbus_connection_send_message_with_reply_sync (priv->conn,
request,
G_DBUS_SEND_MESSAGE_FLAGS_NONE,
-1,
NULL,
NULL,
error);
if (message == NULL) {
g_dbus_error_strip_remote_error (*error);
return FALSE;
}
if (g_dbus_message_to_gerror (message, error)) {
g_dbus_error_strip_remote_error (*error);
return FALSE;
}
/* print results */
val = g_dbus_message_get_body (message);
fu_util_print_metadata (val);
return TRUE;
}
/**
* fu_util_install_internal:
**/
static gboolean
fu_util_install_internal (FuUtilPrivate *priv, const gchar *id,
const gchar *filename, GError **error)
{
GVariant *body;
GVariantBuilder builder;
gint retval;
gint fd;
_cleanup_object_unref_ GDBusMessage *request = NULL;
_cleanup_object_unref_ GUnixFDList *fd_list = NULL;
/* set options */
g_variant_builder_init (&builder, G_VARIANT_TYPE_ARRAY);
g_variant_builder_add (&builder, "{sv}",
"reason", g_variant_new_string ("user-action"));
g_variant_builder_add (&builder, "{sv}",
"filename", g_variant_new_string (filename));
if (priv->flags & FU_PROVIDER_UPDATE_FLAG_OFFLINE) {
g_variant_builder_add (&builder, "{sv}",
"offline", g_variant_new_boolean (TRUE));
}
if (priv->flags & FU_PROVIDER_UPDATE_FLAG_ALLOW_OLDER) {
g_variant_builder_add (&builder, "{sv}",
"allow-older", g_variant_new_boolean (TRUE));
}
if (priv->flags & FU_PROVIDER_UPDATE_FLAG_ALLOW_REINSTALL) {
g_variant_builder_add (&builder, "{sv}",
"allow-reinstall", g_variant_new_boolean (TRUE));
}
/* open file */
fd = open (filename, O_RDONLY);
if (fd < 0) {
g_set_error (error,
FWUPD_ERROR,
FWUPD_ERROR_INVALID_FILE,
"failed to open %s",
filename);
return FALSE;
}
/* set out of band file descriptor */
fd_list = g_unix_fd_list_new ();
retval = g_unix_fd_list_append (fd_list, fd, NULL);
g_assert (retval != -1);
request = g_dbus_message_new_method_call (FWUPD_DBUS_SERVICE,
FWUPD_DBUS_PATH,
FWUPD_DBUS_INTERFACE,
"Install");
g_dbus_message_set_unix_fd_list (request, fd_list);
/* g_unix_fd_list_append did a dup() already */
close (fd);
/* send message */
body = g_variant_new ("(sha{sv})", id, fd > -1 ? 0 : -1, &builder);
g_dbus_message_set_body (request, body);
g_dbus_connection_send_message_with_reply (priv->conn,
request,
G_DBUS_SEND_MESSAGE_FLAGS_NONE,
-1,
NULL,
NULL,
fu_util_update_cb,
priv);
g_main_loop_run (priv->loop);
if (priv->message == NULL) {
g_dbus_error_strip_remote_error (priv->error);
g_propagate_error (error, priv->error);
return FALSE;
}
if (g_dbus_message_to_gerror (priv->message, error)) {
g_dbus_error_strip_remote_error (*error);
return FALSE;
}
/* TRANSLATORS: update completed, no errors */
g_print ("%s\n", _("Done!"));
return TRUE;
}
static void
handle_method_call (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *method_name,
GVariant *parameters,
GDBusMethodInvocation *invocation,
gpointer user_data)
{
if (g_strcmp0 (method_name, "HelloWorld") == 0)
{
const gchar *greeting;
g_variant_get (parameters, "(&s)", &greeting);
if (g_strcmp0 (greeting, "Return Unregistered") == 0)
{
g_dbus_method_invocation_return_error (invocation,
G_IO_ERROR,
G_IO_ERROR_FAILED_HANDLED,
"As requested, here's a GError not registered (G_IO_ERROR_FAILED_HANDLED)");
}
else if (g_strcmp0 (greeting, "Return Registered") == 0)
{
g_dbus_method_invocation_return_error (invocation,
G_DBUS_ERROR,
G_DBUS_ERROR_MATCH_RULE_NOT_FOUND,
"As requested, here's a GError that is registered (G_DBUS_ERROR_MATCH_RULE_NOT_FOUND)");
}
else if (g_strcmp0 (greeting, "Return Raw") == 0)
{
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gtk.GDBus.SomeErrorName",
"As requested, here's a raw D-Bus error");
}
else
{
gchar *response;
response = g_strdup_printf ("You greeted me with '%s'. Thanks!", greeting);
g_dbus_method_invocation_return_value (invocation,
g_variant_new ("(s)", response));
g_free (response);
}
}
else if (g_strcmp0 (method_name, "EmitSignal") == 0)
{
GError *local_error;
gdouble speed_in_mph;
gchar *speed_as_string;
g_variant_get (parameters, "(d)", &speed_in_mph);
speed_as_string = g_strdup_printf ("%g mph!", speed_in_mph);
local_error = NULL;
g_dbus_connection_emit_signal (connection,
NULL,
object_path,
interface_name,
"VelocityChanged",
g_variant_new ("(ds)",
speed_in_mph,
speed_as_string),
&local_error);
g_assert_no_error (local_error);
g_free (speed_as_string);
g_dbus_method_invocation_return_value (invocation, NULL);
}
else if (g_strcmp0 (method_name, "GimmeStdout") == 0)
{
#ifdef G_OS_UNIX
if (g_dbus_connection_get_capabilities (connection) & G_DBUS_CAPABILITY_FLAGS_UNIX_FD_PASSING)
{
GDBusMessage *reply;
GUnixFDList *fd_list;
GError *error;
fd_list = g_unix_fd_list_new ();
error = NULL;
g_unix_fd_list_append (fd_list, STDOUT_FILENO, &error);
g_assert_no_error (error);
reply = g_dbus_message_new_method_reply (g_dbus_method_invocation_get_message (invocation));
g_dbus_message_set_unix_fd_list (reply, fd_list);
error = NULL;
g_dbus_connection_send_message (connection,
reply,
G_DBUS_SEND_MESSAGE_FLAGS_NONE,
NULL, /* out_serial */
&error);
g_assert_no_error (error);
g_object_unref (invocation);
g_object_unref (fd_list);
g_object_unref (reply);
}
else
{
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gtk.GDBus.Failed",
"Your message bus daemon does not support file descriptor passing (need D-Bus >= 1.3.0)");
}
#else
g_dbus_method_invocation_return_dbus_error (invocation,
"org.gtk.GDBus.NotOnUnix",
"Your OS does not support file descriptor passing");
#endif
}
}
