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flatpak-builder/app/xdg-app-builtins-add-remote.c

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/*
* Copyright © 2014 Red Hat, Inc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Alexander Larsson <alexl@redhat.com>
*/
#include "config.h"
#include <locale.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <gio/gunixinputstream.h>
#include "libgsystem.h"
#include "libglnx/libglnx.h"
#include "xdg-app-builtins.h"
#include "xdg-app-utils.h"
#include "xdg-app-chain-input-stream.h"
static gboolean opt_no_gpg_verify;
static gboolean opt_do_gpg_verify;
static gboolean opt_do_enumerate;
static gboolean opt_no_enumerate;
static gboolean opt_if_not_exists;
static gboolean opt_enable;
static gboolean opt_disable;
static int opt_prio = -1;
static char *opt_title;
static char *opt_url;
static char **opt_gpg_import;
static GOptionEntry add_options[] = {
{ "if-not-exists", 0, 0, G_OPTION_ARG_NONE, &opt_if_not_exists, "Do nothing if the provided remote exists", NULL },
{ NULL }
};
static GOptionEntry modify_options[] = {
{ "gpg-verify", 0, 0, G_OPTION_ARG_NONE, &opt_do_gpg_verify, "Enable GPG verification", NULL },
{ "enumerate", 0, 0, G_OPTION_ARG_NONE, &opt_do_enumerate, "Mark the remote as enumerate", NULL },
{ "url", 0, 0, G_OPTION_ARG_STRING, &opt_url, "Set a new url", NULL },
{ "enable", 0, 0, G_OPTION_ARG_NONE, &opt_enable, "Enable the remote", },
{ NULL }
};
static GOptionEntry common_options[] = {
{ "no-gpg-verify", 0, 0, G_OPTION_ARG_NONE, &opt_no_gpg_verify, "Disable GPG verification", NULL },
{ "no-enumerate", 0, 0, G_OPTION_ARG_NONE, &opt_no_enumerate, "Mark the remote as don't enumerate", NULL },
{ "prio", 0, 0, G_OPTION_ARG_INT, &opt_prio, "Set priority (default 1, higher is more prioritized)", NULL },
{ "title", 0, 0, G_OPTION_ARG_STRING, &opt_title, "A nice name to use for this remote", "TITLE" },
{ "gpg-import", 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &opt_gpg_import, "Import GPG key from FILE (- for stdin)", "FILE" },
{ "gpg-key", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_gpg_import, "Optionally only import the named key(s) from the keyring files", "KEY" },
{ "disable", 0, 0, G_OPTION_ARG_NONE, &opt_disable, "Disable the remote", },
{ NULL }
};
static gboolean
open_source_stream (GInputStream **out_source_stream,
GCancellable *cancellable,
GError **error)
{
g_autoptr(GInputStream) source_stream = NULL;
guint n_keyrings = 0;
g_autoptr(GPtrArray) streams = NULL;
if (opt_gpg_import != NULL)
n_keyrings = g_strv_length (opt_gpg_import);
guint ii;
streams = g_ptr_array_new_with_free_func (g_object_unref);
for (ii = 0; ii < n_keyrings; ii++)
{
GInputStream *input_stream = NULL;
if (strcmp (opt_gpg_import[ii], "-") == 0)
{
input_stream = g_unix_input_stream_new (STDIN_FILENO, FALSE);
}
else
{
g_autoptr(GFile) file = g_file_new_for_path (opt_gpg_import[ii]);
input_stream = G_INPUT_STREAM(g_file_read (file, cancellable, error));
if (input_stream == NULL)
{
g_prefix_error (error, "The file %s specified for --gpg-import was not found: ", opt_gpg_import[ii]);
return FALSE;
}
}
/* Takes ownership. */
g_ptr_array_add (streams, input_stream);
}
/* Chain together all the --keyring options as one long stream. */
source_stream = (GInputStream *) xdg_app_chain_input_stream_new (streams);
*out_source_stream = g_steal_pointer (&source_stream);
return TRUE;
}
gboolean
import_keys (XdgAppDir *dir,
const char *remote_name,
GCancellable *cancellable,
GError **error)
{
if (opt_gpg_import != NULL)
{
g_autoptr(GInputStream) input_stream = NULL;
guint imported = 0;
if (!open_source_stream (&input_stream, cancellable, error))
return FALSE;
if (!ostree_repo_remote_gpg_import (xdg_app_dir_get_repo (dir), remote_name, input_stream,
NULL, &imported, cancellable, error))
return FALSE;
/* XXX If we ever add internationalization, use ngettext() here. */
g_print ("Imported %u GPG key%s to remote \"%s\"\n",
imported, (imported == 1) ? "" : "s", remote_name);
}
return TRUE;
}
gboolean
xdg_app_builtin_add_remote (int argc, char **argv,
GCancellable *cancellable, GError **error)
{
g_autoptr(GOptionContext) context = NULL;
g_autoptr(XdgAppDir) dir = NULL;
g_autoptr(GVariantBuilder) optbuilder = NULL;
g_autoptr(GFile) file = NULL;
g_autofree char *title = NULL;
g_autofree char *remote_url = NULL;
const char *remote_name;
const char *url_or_path;
g_autofree char *prio_as_string = NULL;
context = g_option_context_new ("NAME LOCATION - Add a remote repository");
g_option_context_add_main_entries (context, common_options, NULL);
if (!xdg_app_option_context_parse (context, add_options, &argc, &argv, 0, &dir, cancellable, error))
return FALSE;
if (argc < 3)
return usage_error (context, "NAME and LOCATION must be specified", error);
remote_name = argv[1];
url_or_path = argv[2];
file = g_file_new_for_commandline_arg (url_or_path);
if (g_file_is_native (file))
remote_url = g_file_get_uri (file);
else
remote_url = g_strdup (url_or_path);
optbuilder = g_variant_builder_new (G_VARIANT_TYPE ("a{sv}"));
if (opt_no_gpg_verify)
{
g_variant_builder_add (optbuilder, "{s@v}",
"gpg-verify",
g_variant_new_variant (g_variant_new_boolean (FALSE)));
g_variant_builder_add (optbuilder, "{s@v}",
"gpg-verify-summary",
g_variant_new_variant (g_variant_new_boolean (FALSE)));
}
else
{
g_variant_builder_add (optbuilder, "{s@v}",
"gpg-verify",
g_variant_new_variant (g_variant_new_boolean (TRUE)));
g_variant_builder_add (optbuilder, "{s@v}",
"gpg-verify-summary",
g_variant_new_variant (g_variant_new_boolean (TRUE)));
}
if (opt_no_enumerate)
g_variant_builder_add (optbuilder, "{s@v}",
"xa.noenumerate",
g_variant_new_variant (g_variant_new_boolean (TRUE)));
if (opt_disable)
g_variant_builder_add (optbuilder, "{s@v}",
"xa.disable",
g_variant_new_variant (g_variant_new_boolean (TRUE)));
if (opt_prio != -1)
{
prio_as_string = g_strdup_printf ("%d", opt_prio);
g_variant_builder_add (optbuilder, "{s@v}",
"xa.prio",
g_variant_new_variant (g_variant_new_string (prio_as_string)));
}
if (opt_title)
{
g_free (title);
title = g_strdup (opt_title);
}
if (title)
g_variant_builder_add (optbuilder, "{s@v}",
"xa.title",
g_variant_new_variant (g_variant_new_string (title)));
if (!ostree_repo_remote_change (xdg_app_dir_get_repo (dir), NULL,
opt_if_not_exists ? OSTREE_REPO_REMOTE_CHANGE_ADD_IF_NOT_EXISTS :
OSTREE_REPO_REMOTE_CHANGE_ADD,
remote_name, remote_url,
g_variant_builder_end (optbuilder),
cancellable, error))
return FALSE;
if (title == NULL)
{
title = xdg_app_dir_fetch_remote_title (dir,
remote_name,
NULL,
NULL);
if (title)
{
g_autoptr(GKeyFile) config = NULL;
g_autofree char *group = g_strdup_printf ("remote \"%s\"", remote_name);
config = ostree_repo_copy_config (xdg_app_dir_get_repo (dir));
g_key_file_set_string (config, group, "xa.title", title);
if (!ostree_repo_write_config (xdg_app_dir_get_repo (dir), config, error))
return FALSE;
}
}
if (!import_keys (dir, remote_name, cancellable, error))
return FALSE;
if (!xdg_app_dir_mark_changed (dir, error))
return FALSE;
return TRUE;
}
gboolean
xdg_app_builtin_modify_remote (int argc, char **argv, GCancellable *cancellable, GError **error)
{
g_autoptr(GOptionContext) context = NULL;
g_autoptr(XdgAppDir) dir = NULL;
g_autoptr(GVariantBuilder) optbuilder = NULL;
g_autoptr(GKeyFile) config = NULL;
const char *remote_name;
g_autofree char *group = NULL;
context = g_option_context_new ("NAME - Modify a remote repository");
g_option_context_add_main_entries (context, common_options, NULL);
if (!xdg_app_option_context_parse (context, modify_options, &argc, &argv, 0, &dir, cancellable, error))
return FALSE;
if (argc < 2)
return usage_error (context, "remote NAME must be specified", error);
remote_name = argv[1];
optbuilder = g_variant_builder_new (G_VARIANT_TYPE ("a{sv}"));
group = g_strdup_printf ("remote \"%s\"", remote_name);
if (!ostree_repo_remote_get_url (xdg_app_dir_get_repo (dir), remote_name, NULL, NULL))
return xdg_app_fail (error, "No remote %s", remote_name);
config = ostree_repo_copy_config (xdg_app_dir_get_repo (dir));
if (opt_no_gpg_verify)
{
g_key_file_set_boolean (config, group, "gpg-verify", FALSE);
g_key_file_set_boolean (config, group, "gpg-verify-summary", FALSE);
}
if (opt_do_gpg_verify)
{
g_key_file_set_boolean (config, group, "gpg-verify", TRUE);
g_key_file_set_boolean (config, group, "gpg-verify-summary", TRUE);
}
if (opt_url)
g_key_file_set_string (config, group, "url", opt_url);
if (opt_title)
g_key_file_set_string (config, group, "xa.title", opt_title);
if (opt_no_enumerate)
g_key_file_set_boolean (config, group, "xa.noenumerate", TRUE);
if (opt_do_enumerate)
g_key_file_set_boolean (config, group, "xa.noenumerate", FALSE);
if (opt_disable)
g_key_file_set_boolean (config, group, "xa.disable", TRUE);
else if (opt_enable)
g_key_file_set_boolean (config, group, "xa.disable", FALSE);
if (opt_prio != -1)
{
g_autofree char *prio_as_string = g_strdup_printf ("%d", opt_prio);
g_key_file_set_string (config, group, "xa.prio", prio_as_string);
}
if (!ostree_repo_write_config (xdg_app_dir_get_repo (dir), config, error))
return FALSE;
if (!import_keys (dir, remote_name, cancellable, error))
return FALSE;
if (!xdg_app_dir_mark_changed (dir, error))
return FALSE;
return TRUE;
}
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