gboolean
xdg_app_builtin_run (int argc, char **argv, GCancellable *cancellable, GError **error)
{
g_autoptr(GOptionContext) context = NULL;
g_autoptr(XdgAppDeploy) app_deploy = NULL;
g_autoptr(XdgAppDeploy) runtime_deploy = NULL;
g_autoptr(GFile) app_files = NULL;
g_autoptr(GFile) runtime_files = NULL;
g_autoptr(GFile) app_id_dir = NULL;
g_autoptr(GFile) app_cache_dir = NULL;
g_autoptr(GFile) app_data_dir = NULL;
g_autoptr(GFile) app_config_dir = NULL;
g_autoptr(GFile) home = NULL;
g_autoptr(GFile) user_font1 = NULL;
g_autoptr(GFile) user_font2 = NULL;
g_autoptr(XdgAppSessionHelper) session_helper = NULL;
g_autofree char *runtime = NULL;
g_autofree char *default_command = NULL;
g_autofree char *runtime_ref = NULL;
g_autofree char *app_ref = NULL;
g_autofree char *doc_mount_path = NULL;
g_autoptr(GKeyFile) metakey = NULL;
g_autoptr(GKeyFile) runtime_metakey = NULL;
g_autoptr(GPtrArray) argv_array = NULL;
g_auto(GStrv) envp = NULL;
g_autoptr(GPtrArray) dbus_proxy_argv = NULL;
g_autofree char *monitor_path = NULL;
const char *app;
const char *branch = "master";
const char *command = "/bin/sh";
int i;
int rest_argv_start, rest_argc;
int sync_proxy_pipes[2];
g_autoptr(XdgAppContext) arg_context = NULL;
g_autoptr(XdgAppContext) app_context = NULL;
g_autoptr(XdgAppContext) overrides = NULL;
g_autoptr(GDBusConnection) session_bus = NULL;
context = g_option_context_new ("APP [args...] - Run an app");
rest_argc = 0;
for (i = 1; i < argc; i++)
{
/* The non-option is the command, take it out of the arguments */
if (argv[i][0] != '-')
{
rest_argv_start = i;
rest_argc = argc - i;
argc = i;
break;
}
}
arg_context = xdg_app_context_new ();
g_option_context_add_group (context, xdg_app_context_get_options (arg_context));
if (!xdg_app_option_context_parse (context, options, &argc, &argv, XDG_APP_BUILTIN_FLAG_NO_DIR, NULL, cancellable, error))
return FALSE;
if (rest_argc == 0)
return usage_error (context, "APP must be specified", error);
app = argv[rest_argv_start];
if (opt_branch)
branch = opt_branch;
if (!xdg_app_is_valid_name (app))
return xdg_app_fail (error, "'%s' is not a valid application name", app);
if (!xdg_app_is_valid_branch (branch))
return xdg_app_fail (error, "'%s' is not a valid branch name", branch);
app_ref = xdg_app_build_app_ref (app, branch, opt_arch);
app_deploy = xdg_app_find_deploy_for_ref (app_ref, cancellable, error);
if (app_deploy == NULL)
return FALSE;
metakey = xdg_app_deploy_get_metadata (app_deploy);
argv_array = g_ptr_array_new_with_free_func (g_free);
dbus_proxy_argv = g_ptr_array_new_with_free_func (g_free);
g_ptr_array_add (argv_array, g_strdup (HELPER));
g_ptr_array_add (argv_array, g_strdup ("-l"));
if (!xdg_app_run_add_extension_args (argv_array, metakey, app_ref, cancellable, error))
return FALSE;
if (opt_runtime)
runtime = opt_runtime;
else
{
runtime = g_key_file_get_string (metakey, "Application", opt_devel ? "sdk" : "runtime", error);
if (*error)
return FALSE;
}
runtime_ref = g_build_filename ("runtime", runtime, NULL);
runtime_deploy = xdg_app_find_deploy_for_ref (runtime_ref, cancellable, error);
if (runtime_deploy == NULL)
return FALSE;
runtime_metakey = xdg_app_deploy_get_metadata (runtime_deploy);
app_context = xdg_app_context_new ();
if (!xdg_app_context_load_metadata (app_context, runtime_metakey, error))
return FALSE;
if (!xdg_app_context_load_metadata (app_context, metakey, error))
return FALSE;
overrides = xdg_app_deploy_get_overrides (app_deploy);
xdg_app_context_merge (app_context, overrides);
xdg_app_context_merge (app_context, arg_context);
if (!xdg_app_run_add_extension_args (argv_array, runtime_metakey, runtime_ref, cancellable, error))
return FALSE;
if ((app_id_dir = xdg_app_ensure_data_dir (app, cancellable, error)) == NULL)
return FALSE;
app_cache_dir = g_file_get_child (app_id_dir, "cache");
g_ptr_array_add (argv_array, g_strdup ("-B"));
g_ptr_array_add (argv_array, g_strdup_printf ("/var/cache=%s", gs_file_get_path_cached (app_cache_dir)));
app_data_dir = g_file_get_child (app_id_dir, "data");
g_ptr_array_add (argv_array, g_strdup ("-B"));
g_ptr_array_add (argv_array, g_strdup_printf ("/var/data=%s", gs_file_get_path_cached (app_data_dir)));
app_config_dir = g_file_get_child (app_id_dir, "config");
g_ptr_array_add (argv_array, g_strdup ("-B"));
g_ptr_array_add (argv_array, g_strdup_printf ("/var/config=%s", gs_file_get_path_cached (app_config_dir)));
app_files = xdg_app_deploy_get_files (app_deploy);
runtime_files = xdg_app_deploy_get_files (runtime_deploy);
default_command = g_key_file_get_string (metakey, "Application", "command", error);
if (*error)
return FALSE;
if (opt_command)
command = opt_command;
else
command = default_command;
session_helper = xdg_app_session_helper_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES | G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS,
"org.freedesktop.XdgApp",
"/org/freedesktop/XdgApp/SessionHelper",
NULL, NULL);
if (session_helper &&
xdg_app_session_helper_call_request_monitor_sync (session_helper,
&monitor_path,
NULL, NULL))
{
g_ptr_array_add (argv_array, g_strdup ("-m"));
g_ptr_array_add (argv_array, monitor_path);
}
else
g_ptr_array_add (argv_array, g_strdup ("-r"));
session_bus = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
if (session_bus)
{
g_autoptr (GError) local_error = NULL;
g_autoptr (GDBusMessage) reply = NULL;
g_autoptr (GDBusMessage) msg = g_dbus_message_new_method_call ("org.freedesktop.portal.Documents",
"/org/freedesktop/portal/documents",
"org.freedesktop.portal.Documents",
"GetMountPoint");
g_dbus_message_set_body (msg, g_variant_new ("()"));
reply = g_dbus_connection_send_message_with_reply_sync (session_bus, msg,
G_DBUS_SEND_MESSAGE_FLAGS_NONE,
30000,
NULL,
NULL,
NULL);
if (reply)
{
if (g_dbus_message_to_gerror (reply, &local_error))
{
g_warning ("Can't get document portal: %s\n", local_error->message);
}
else
g_variant_get (g_dbus_message_get_body (reply),
"(^ay)", &doc_mount_path);
}
}
xdg_app_run_add_environment_args (argv_array, dbus_proxy_argv, doc_mount_path,
app, app_context, app_id_dir);
g_ptr_array_add (argv_array, g_strdup ("-b"));
g_ptr_array_add (argv_array, g_strdup_printf ("/run/host/fonts=%s", SYSTEM_FONTS_DIR));
if (opt_devel)
g_ptr_array_add (argv_array, g_strdup ("-c"));
home = g_file_new_for_path (g_get_home_dir ());
user_font1 = g_file_resolve_relative_path (home, ".local/share/fonts");
user_font2 = g_file_resolve_relative_path (home, ".fonts");
if (g_file_query_exists (user_font1, NULL))
{
g_autofree char *path = g_file_get_path (user_font1);
g_ptr_array_add (argv_array, g_strdup ("-b"));
g_ptr_array_add (argv_array, g_strdup_printf ("/run/host/user-fonts=%s", path));
}
else if (g_file_query_exists (user_font2, NULL))
{
g_autofree char *path = g_file_get_path (user_font2);
g_ptr_array_add (argv_array, g_strdup ("-b"));
g_ptr_array_add (argv_array, g_strdup_printf ("/run/host/user-fonts=%s", path));
}
/* Must run this before spawning the dbus proxy, to ensure it
ends up in the app cgroup */
xdg_app_run_in_transient_unit (app);
if (dbus_proxy_argv->len > 0)
{
char x;
if (pipe (sync_proxy_pipes) < 0)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "Unable to create sync pipe");
return FALSE;
}
g_ptr_array_insert (dbus_proxy_argv, 0, g_strdup (DBUSPROXY));
g_ptr_array_insert (dbus_proxy_argv, 1, g_strdup_printf ("--fd=%d", sync_proxy_pipes[1]));
g_ptr_array_add (dbus_proxy_argv, NULL); /* NULL terminate */
if (!g_spawn_async (NULL,
(char **)dbus_proxy_argv->pdata,
NULL,
G_SPAWN_SEARCH_PATH,
dbus_spawn_child_setup,
GINT_TO_POINTER (sync_proxy_pipes[1]),
NULL, error))
return FALSE;
close (sync_proxy_pipes[1]);
/* Sync with proxy, i.e. wait until its listening on the sockets */
if (read (sync_proxy_pipes[0], &x, 1) != 1)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "Failed to sync with dbus proxy");
return FALSE;
}
g_ptr_array_add (argv_array, g_strdup ("-S"));
g_ptr_array_add (argv_array, g_strdup_printf ("%d", sync_proxy_pipes[0]));
}
g_ptr_array_add (argv_array, g_strdup ("-a"));
g_ptr_array_add (argv_array, g_file_get_path (app_files));
g_ptr_array_add (argv_array, g_strdup ("-I"));
g_ptr_array_add (argv_array, g_strdup (app));
g_ptr_array_add (argv_array, g_file_get_path (runtime_files));
g_ptr_array_add (argv_array, g_strdup (command));
for (i = 1; i < rest_argc; i++)
g_ptr_array_add (argv_array, g_strdup (argv[rest_argv_start + i]));
g_ptr_array_add (argv_array, NULL);
envp = g_get_environ ();
envp = xdg_app_run_apply_env_default (envp);
envp = xdg_app_run_apply_env_vars (envp, app_context);
envp = xdg_app_run_apply_env_appid (envp, app_id_dir);
if (execvpe (HELPER, (char **)argv_array->pdata, envp) == -1)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "Unable to start app");
return FALSE;
}
/* Not actually reached... */
return TRUE;
}
gboolean
xdg_app_builtin_run (int argc, char **argv, GCancellable *cancellable, GError **error)
{
GOptionContext *context;
gboolean ret = FALSE;
g_autoptr(GVariantBuilder) optbuilder = NULL;
g_autoptr(GFile) deploy_base = NULL;
g_autoptr(XdgAppDeploy) app_deploy = NULL;
g_autoptr(XdgAppDeploy) runtime_deploy = NULL;
g_autoptr(GFile) app_files = NULL;
g_autoptr(GFile) runtime_files = NULL;
g_autoptr(GFile) app_id_dir = NULL;
g_autoptr(XdgAppSessionHelper) session_helper = NULL;
g_autofree char *runtime = NULL;
g_autofree char *default_command = NULL;
g_autofree char *runtime_ref = NULL;
g_autofree char *app_ref = NULL;
g_autofree char *path = NULL;
g_autoptr(GKeyFile) metakey = NULL;
g_autoptr(GKeyFile) runtime_metakey = NULL;
g_autoptr(GPtrArray) argv_array = NULL;
glnx_strfreev char **envp = NULL;
g_autoptr(GPtrArray) dbus_proxy_argv = NULL;
g_autofree char *monitor_path = NULL;
const char *app;
const char *branch = "master";
const char *command = "/bin/sh";
int i;
int rest_argv_start, rest_argc;
int sync_proxy_pipes[2];
context = g_option_context_new ("APP [args...] - Run an app");
rest_argc = 0;
for (i = 1; i < argc; i++)
{
/* The non-option is the command, take it out of the arguments */
if (argv[i][0] != '-')
{
rest_argv_start = i;
rest_argc = argc - i;
argc = i;
break;
}
}
if (!xdg_app_option_context_parse (context, options, &argc, &argv, XDG_APP_BUILTIN_FLAG_NO_DIR, NULL, cancellable, error))
goto out;
if (rest_argc == 0)
{
usage_error (context, "APP must be specified", error);
goto out;
}
app = argv[rest_argv_start];
if (opt_branch)
branch = opt_branch;
if (!xdg_app_is_valid_name (app))
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "'%s' is not a valid application name", app);
goto out;
}
if (!xdg_app_is_valid_branch (branch))
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "'%s' is not a valid branch name", branch);
goto out;
}
app_ref = xdg_app_build_app_ref (app, branch, opt_arch);
app_deploy = xdg_app_find_deploy_for_ref (app_ref, cancellable, error);
if (app_deploy == NULL)
goto out;
metakey = xdg_app_deploy_get_metadata (app_deploy);
argv_array = g_ptr_array_new_with_free_func (g_free);
dbus_proxy_argv = g_ptr_array_new_with_free_func (g_free);
g_ptr_array_add (argv_array, g_strdup (HELPER));
g_ptr_array_add (argv_array, g_strdup ("-l"));
if (!add_extension_args (metakey, app_ref, argv_array, cancellable, error))
goto out;
if (opt_runtime)
runtime = opt_runtime;
else
{
runtime = g_key_file_get_string (metakey, "Application", opt_devel ? "sdk" : "runtime", error);
if (*error)
goto out;
}
runtime_ref = g_build_filename ("runtime", runtime, NULL);
runtime_deploy = xdg_app_find_deploy_for_ref (runtime_ref, cancellable, error);
if (runtime_deploy == NULL)
goto out;
runtime_metakey = xdg_app_deploy_get_metadata (runtime_deploy);
if (!add_extension_args (runtime_metakey, runtime_ref, argv_array, cancellable, error))
goto out;
if ((app_id_dir = xdg_app_ensure_data_dir (app, cancellable, error)) == NULL)
goto out;
app_files = xdg_app_deploy_get_files (app_deploy);
runtime_files = xdg_app_deploy_get_files (runtime_deploy);
default_command = g_key_file_get_string (metakey, "Application", "command", error);
if (*error)
goto out;
if (opt_command)
command = opt_command;
else
command = default_command;
session_helper = xdg_app_session_helper_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES | G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS,
"org.freedesktop.XdgApp.SessionHelper",
"/org/freedesktop/XdgApp/SessionHelper",
NULL, NULL);
if (session_helper)
{
if (xdg_app_session_helper_call_request_monitor_sync (session_helper,
&monitor_path,
NULL, NULL))
{
g_ptr_array_add (argv_array, g_strdup ("-m"));
g_ptr_array_add (argv_array, monitor_path);
}
}
if (!xdg_app_run_verify_environment_keys ((const char **)opt_forbid, error))
goto out;
if (!xdg_app_run_verify_environment_keys ((const char **)opt_allow, error))
goto out;
xdg_app_run_add_environment_args (argv_array, dbus_proxy_argv,
app, runtime_metakey, metakey,
(const char **)opt_allow,
(const char **)opt_forbid);
g_ptr_array_add (argv_array, g_strdup ("-b"));
g_ptr_array_add (argv_array, g_strdup_printf ("/run/host/fonts=%s", SYSTEM_FONTS_DIR));
/* Must run this before spawning the dbus proxy, to ensure it
ends up in the app cgroup */
xdg_app_run_in_transient_unit (app);
if (dbus_proxy_argv->len > 0)
{
char x;
if (pipe (sync_proxy_pipes) < 0)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "Unable to create sync pipe");
goto out;
}
g_ptr_array_insert (dbus_proxy_argv, 0, g_strdup ("xdg-dbus-proxy"));
g_ptr_array_insert (dbus_proxy_argv, 1, g_strdup_printf ("--fd=%d", sync_proxy_pipes[1]));
g_ptr_array_add (dbus_proxy_argv, NULL); /* NULL terminate */
if (!g_spawn_async (NULL,
(char **)dbus_proxy_argv->pdata,
NULL,
G_SPAWN_SEARCH_PATH,
dbus_spawn_child_setup,
GINT_TO_POINTER (sync_proxy_pipes[1]),
NULL, error))
goto out;
close (sync_proxy_pipes[1]);
/* Sync with proxy, i.e. wait until its listening on the sockets */
if (read (sync_proxy_pipes[0], &x, 1) != 1)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "Failed to sync with dbus proxy");
goto out;
}
g_ptr_array_add (argv_array, g_strdup ("-S"));
g_ptr_array_add (argv_array, g_strdup_printf ("%d", sync_proxy_pipes[0]));
}
g_ptr_array_add (argv_array, g_strdup ("-a"));
g_ptr_array_add (argv_array, g_file_get_path (app_files));
g_ptr_array_add (argv_array, g_strdup ("-I"));
g_ptr_array_add (argv_array, g_strdup (app));
g_ptr_array_add (argv_array, g_file_get_path (runtime_files));
g_ptr_array_add (argv_array, g_strdup (command));
for (i = 1; i < rest_argc; i++)
g_ptr_array_add (argv_array, g_strdup (argv[rest_argv_start + i]));
g_ptr_array_add (argv_array, NULL);
envp = g_get_environ ();
envp = xdg_app_run_apply_env_default (envp);
envp = xdg_app_run_apply_env_vars (envp, runtime_metakey);
/* Load application environment overrides *after* runtime */
envp = xdg_app_run_apply_env_vars (envp, metakey);
envp = xdg_app_run_apply_env_appid (envp, app_id_dir);
if (execvpe (HELPER, (char **)argv_array->pdata, envp) == -1)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "Unable to start app");
goto out;
}
/* Not actually reached... */
ret = TRUE;
out:
if (context)
g_option_context_free (context);
return ret;
}