forked from Mirrors/flatpak-builder
266 lines
8.3 KiB
C
266 lines
8.3 KiB
C
/*
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* Copyright © 2014 Red Hat, Inc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Alexander Larsson <alexl@redhat.com>
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*/
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#include "config.h"
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#include <locale.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <gio/gunixinputstream.h>
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#include "libgsystem.h"
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#include "libglnx/libglnx.h"
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#include "xdg-app-builtins.h"
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#include "xdg-app-utils.h"
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#include "xdg-app-chain-input-stream.h"
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static char *opt_arch;
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static char **opt_gpg_file;
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static char **opt_subpaths;
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static gboolean opt_no_pull;
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static gboolean opt_no_deploy;
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static gboolean opt_runtime;
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static gboolean opt_app;
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static gboolean opt_bundle;
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static GOptionEntry options[] = {
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{ "arch", 0, 0, G_OPTION_ARG_STRING, &opt_arch, "Arch to install for", "ARCH" },
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{ "no-pull", 0, 0, G_OPTION_ARG_NONE, &opt_no_pull, "Don't pull, only install from local cache", },
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{ "no-deploy", 0, 0, G_OPTION_ARG_NONE, &opt_no_deploy, "Don't deploy, only download to local cache", },
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{ "runtime", 0, 0, G_OPTION_ARG_NONE, &opt_runtime, "Look for runtime with the specified name", },
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{ "app", 0, 0, G_OPTION_ARG_NONE, &opt_app, "Look for app with the specified name", },
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{ "bundle", 0, 0, G_OPTION_ARG_NONE, &opt_bundle, "Install from local bundle file", },
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{ "gpg-file", 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &opt_gpg_file, "Check bundle signatures with GPG key from FILE (- for stdin)", "FILE" },
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{ "subpath", 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &opt_subpaths, "Only install this subpath", "path" },
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{ NULL }
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};
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static GBytes *
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read_gpg_data (GCancellable *cancellable,
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GError **error)
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{
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g_autoptr(GInputStream) source_stream = NULL;
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guint n_keyrings = 0;
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g_autoptr(GPtrArray) streams = NULL;
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if (opt_gpg_file != NULL)
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n_keyrings = g_strv_length (opt_gpg_file);
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guint ii;
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streams = g_ptr_array_new_with_free_func (g_object_unref);
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for (ii = 0; ii < n_keyrings; ii++)
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{
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GInputStream *input_stream = NULL;
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if (strcmp (opt_gpg_file[ii], "-") == 0)
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{
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input_stream = g_unix_input_stream_new (STDIN_FILENO, FALSE);
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}
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else
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{
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g_autoptr(GFile) file = g_file_new_for_path (opt_gpg_file[ii]);
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input_stream = G_INPUT_STREAM(g_file_read (file, cancellable, error));
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if (input_stream == NULL)
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return NULL;
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}
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/* Takes ownership. */
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g_ptr_array_add (streams, input_stream);
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}
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/* Chain together all the --keyring options as one long stream. */
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source_stream = (GInputStream *) xdg_app_chain_input_stream_new (streams);
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return xdg_app_read_stream (source_stream, FALSE, error);
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}
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gboolean
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install_bundle (XdgAppDir *dir,
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GOptionContext *context,
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int argc, char **argv,
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GCancellable *cancellable,
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GError **error)
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{
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gboolean ret = FALSE;
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g_autoptr(GFile) deploy_base = NULL;
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g_autoptr(GFile) file = NULL;
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const char *filename;
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g_autofree char *ref = NULL;
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g_autofree char *origin = NULL;
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gboolean added_remote = FALSE;
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g_autofree char *to_checksum = NULL;
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g_auto(GStrv) parts = NULL;
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g_autoptr(GBytes) gpg_data = NULL;
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g_autofree char *remote = NULL;
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OstreeRepo *repo;
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g_autoptr(GVariant) metadata = NULL;
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g_autofree char *basename = NULL;
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if (argc < 2)
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return usage_error (context, "bundle filename must be specified", error);
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filename = argv[1];
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repo = xdg_app_dir_get_repo (dir);
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file = g_file_new_for_commandline_arg (filename);
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metadata = xdg_app_bundle_load (file, &to_checksum,
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&ref,
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&origin,
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NULL,
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&gpg_data,
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error);
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if (metadata == NULL)
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return FALSE;
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if (opt_gpg_file != NULL)
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{
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/* Override gpg_data from file */
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gpg_data = read_gpg_data (cancellable, error);
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if (gpg_data == NULL)
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return FALSE;
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}
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parts = xdg_app_decompose_ref (ref, error);
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if (parts == NULL)
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return FALSE;
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deploy_base = xdg_app_dir_get_deploy_dir (dir, ref);
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if (g_file_query_exists (deploy_base, cancellable))
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return xdg_app_fail (error, "%s branch %s already installed", parts[1], parts[3]);
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/* Add a remote for later updates */
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basename = g_file_get_basename (file);
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remote = xdg_app_dir_create_origin_remote (dir,
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origin,
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parts[1],
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basename,
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gpg_data,
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cancellable,
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error);
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if (remote == NULL)
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return FALSE;
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/* From here we need to goto out on error, to clean up */
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added_remote = TRUE;
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if (!xdg_app_dir_ensure_repo (dir, cancellable, error))
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goto out;
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if (!xdg_app_pull_from_bundle (xdg_app_dir_get_repo (dir),
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file,
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remote,
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ref,
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gpg_data != NULL,
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cancellable,
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error))
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goto out;
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if (!xdg_app_dir_deploy_install (dir, ref, remote, NULL, cancellable, error))
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goto out;
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ret = TRUE;
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out:
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if (added_remote && !ret)
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ostree_repo_remote_delete (repo, remote, NULL, NULL);
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return ret;
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}
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gboolean
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xdg_app_builtin_install (int argc, char **argv, GCancellable *cancellable, GError **error)
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{
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g_autoptr(GOptionContext) context = NULL;
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g_autoptr(XdgAppDir) dir = NULL;
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g_autoptr(GFile) deploy_base = NULL;
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const char *repository;
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const char *name;
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const char *branch = NULL;
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g_autofree char *ref = NULL;
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g_autofree char *installed_ref = NULL;
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gboolean is_app;
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g_autoptr(GError) my_error = NULL;
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context = g_option_context_new ("REPOSITORY NAME [BRANCH] - Install an application or runtime");
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if (!xdg_app_option_context_parse (context, options, &argc, &argv, 0, &dir, cancellable, error))
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return FALSE;
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if (opt_bundle)
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return install_bundle (dir, context, argc, argv, cancellable, error);
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if (argc < 3)
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return usage_error (context, "REPOSITORY and NAME must be specified", error);
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repository = argv[1];
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name = argv[2];
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if (argc >= 4)
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branch = argv[3];
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if (!opt_app && !opt_runtime)
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opt_app = opt_runtime = TRUE;
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installed_ref = xdg_app_dir_find_installed_ref (dir,
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name,
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branch,
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opt_arch,
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opt_app, opt_runtime, &is_app,
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&my_error);
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if (installed_ref != NULL)
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{
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return xdg_app_fail (error, "%s %s, branch %s is already installed",
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is_app ? "App" : "Runtime", name, branch ? branch : "master");
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}
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if (!g_error_matches (my_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
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{
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g_propagate_error (error, g_steal_pointer (&my_error));
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return FALSE;
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}
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ref = xdg_app_dir_find_remote_ref (dir, repository, name, branch, opt_arch,
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opt_app, opt_runtime, &is_app, cancellable, error);
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if (ref == NULL)
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return FALSE;
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deploy_base = xdg_app_dir_get_deploy_dir (dir, ref);
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if (g_file_query_exists (deploy_base, cancellable))
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return xdg_app_fail (error, "Ref %s already deployed", ref);
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if (!xdg_app_dir_install (dir,
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opt_no_pull,
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opt_no_deploy,
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ref, repository, opt_subpaths,
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NULL,
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cancellable, error))
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return FALSE;
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return TRUE;
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}
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