forked from Mirrors/flatpak-builder
314 lines
8.5 KiB
C
314 lines
8.5 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 "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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static char *opt_arch;
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static gboolean opt_keep_ref;
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static gboolean opt_force_remove;
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static GOptionEntry options[] = {
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{ "arch", 0, 0, G_OPTION_ARG_STRING, &opt_arch, "Arch to uninstall", "ARCH" },
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{ "keep-ref", 0, 0, G_OPTION_ARG_NONE, &opt_keep_ref, "Keep ref in local repository", NULL },
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{ "force-remove", 0, 0, G_OPTION_ARG_NONE, &opt_force_remove, "Remove files even if running", NULL },
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{ NULL }
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};
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gboolean
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xdg_app_builtin_uninstall_runtime (int argc, char **argv, GCancellable *cancellable, GError **error)
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{
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gboolean ret = FALSE;
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GOptionContext *context;
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g_autoptr(XdgAppDir) dir = NULL;
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g_autoptr(GFile) deploy_base = NULL;
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g_autoptr(GFile) arch_dir = NULL;
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g_autoptr(GFile) top_dir = NULL;
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g_autoptr(GFile) origin = NULL;
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g_autoptr(OstreeRepo) repo = NULL;
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const char *name;
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const char *arch;
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const char *branch;
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g_autofree char *ref = NULL;
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g_autofree char *repository = NULL;
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glnx_strfreev char **deployed = NULL;
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int i;
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GError *temp_error = NULL;
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context = g_option_context_new ("RUNTIME [BRANCH] - Uninstall a runtime");
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if (!xdg_app_option_context_parse (context, options, &argc, &argv, 0, &dir, cancellable, error))
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goto out;
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if (argc < 2)
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{
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usage_error (context, "RUNTIME must be specified", error);
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goto out;
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}
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name = argv[1];
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if (argc > 2)
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branch = argv[2];
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else
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branch = "master";
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if (opt_arch)
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arch = opt_arch;
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else
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arch = xdg_app_get_arch ();
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if (!xdg_app_is_valid_name (name))
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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "'%s' is not a valid runtime name", name);
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goto out;
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}
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if (!xdg_app_is_valid_branch (branch))
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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "'%s' is not a valid branch name", branch);
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goto out;
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}
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/* TODO: look for apps, require --force */
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ref = g_build_filename ("runtime", name, arch, branch, NULL);
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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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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Nothing to uninstall");
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goto out;
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}
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origin = g_file_get_child (deploy_base, "origin");
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if (!g_file_load_contents (origin, cancellable, &repository, NULL, NULL, error))
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goto out;
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g_debug ("dropping active ref");
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if (!xdg_app_dir_set_active (dir, ref, NULL, cancellable, error))
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goto out;
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if (!xdg_app_dir_list_deployed (dir, ref, &deployed, cancellable, error))
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goto out;
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for (i = 0; deployed[i] != NULL; i++)
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{
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g_debug ("undeploying %s", deployed[i]);
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if (!xdg_app_dir_undeploy (dir, ref, deployed[i], opt_force_remove, cancellable, error))
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goto out;
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}
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g_debug ("removing deploy base");
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if (!gs_shutil_rm_rf (deploy_base, cancellable, error))
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goto out;
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g_debug ("cleaning up empty directories");
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arch_dir = g_file_get_parent (deploy_base);
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if (!g_file_delete (arch_dir, cancellable, &temp_error))
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{
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if (!g_error_matches (temp_error, G_IO_ERROR, G_IO_ERROR_NOT_EMPTY))
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{
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g_propagate_error (error, temp_error);
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goto out;
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}
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g_clear_error (&temp_error);
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}
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top_dir = g_file_get_parent (arch_dir);
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if (!g_file_delete (top_dir, cancellable, &temp_error))
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{
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if (!g_error_matches (temp_error, G_IO_ERROR, G_IO_ERROR_NOT_EMPTY))
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{
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g_propagate_error (error, temp_error);
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goto out;
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}
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g_clear_error (&temp_error);
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}
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if (!opt_keep_ref)
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{
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repo = xdg_app_dir_get_repo (dir);
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if (!ostree_repo_set_ref_immediate (repo, repository, ref, NULL, cancellable, error))
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goto out;
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if (!xdg_app_dir_prune (dir, cancellable, error))
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goto out;
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}
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xdg_app_dir_cleanup_removed (dir, cancellable, NULL);
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ret = TRUE;
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out:
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if (context)
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g_option_context_free (context);
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return ret;
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}
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gboolean
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xdg_app_builtin_uninstall_app (int argc, char **argv, GCancellable *cancellable, GError **error)
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{
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gboolean ret = FALSE;
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GOptionContext *context;
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g_autoptr(XdgAppDir) dir = NULL;
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g_autoptr(GFile) deploy_base = NULL;
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g_autoptr(GFile) arch_dir = NULL;
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g_autoptr(GFile) top_dir = NULL;
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g_autoptr(GFile) origin = NULL;
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g_autoptr(OstreeRepo) repo = NULL;
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const char *name;
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const char *arch;
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const char *branch;
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g_autofree char *ref = NULL;
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g_autofree char *repository = NULL;
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g_autofree char *current_ref = NULL;
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glnx_strfreev char **deployed = NULL;
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int i;
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GError *temp_error = NULL;
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context = g_option_context_new ("APP [BRANCH] - Uninstall an application");
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if (!xdg_app_option_context_parse (context, options, &argc, &argv, 0, &dir, cancellable, error))
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goto out;
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if (argc < 2)
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{
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usage_error (context, "APP must be specified", error);
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goto out;
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}
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name = argv[1];
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if (argc > 2)
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branch = argv[2];
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else
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branch = "master";
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if (opt_arch)
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arch = opt_arch;
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else
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arch = xdg_app_get_arch ();
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if (!xdg_app_is_valid_name (name))
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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "'%s' is not a valid application name", name);
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goto out;
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}
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if (!xdg_app_is_valid_branch (branch))
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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "'%s' is not a valid branch name", branch);
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goto out;
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}
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ref = g_build_filename ("app", name, arch, branch, NULL);
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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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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Nothing to uninstall");
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goto out;
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}
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origin = g_file_get_child (deploy_base, "origin");
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if (!g_file_load_contents (origin, cancellable, &repository, NULL, NULL, error))
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goto out;
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g_debug ("dropping active ref");
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if (!xdg_app_dir_set_active (dir, ref, NULL, cancellable, error))
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goto out;
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current_ref = xdg_app_dir_current_ref (dir, name, cancellable);
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if (current_ref != NULL && strcmp (ref, current_ref) == 0)
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{
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g_debug ("dropping current ref");
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if (!xdg_app_dir_drop_current_ref (dir, name, cancellable, error))
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goto out;
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}
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if (!xdg_app_dir_list_deployed (dir, ref, &deployed, cancellable, error))
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goto out;
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for (i = 0; deployed[i] != NULL; i++)
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{
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g_debug ("undeploying %s", deployed[i]);
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if (!xdg_app_dir_undeploy (dir, ref, deployed[i], opt_force_remove, cancellable, error))
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goto out;
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}
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g_debug ("removing deploy base");
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if (!gs_shutil_rm_rf (deploy_base, cancellable, error))
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goto out;
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if (!xdg_app_dir_update_exports (dir, name, cancellable, error))
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goto out;
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g_debug ("cleaning up empty directories");
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arch_dir = g_file_get_parent (deploy_base);
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if (!g_file_delete (arch_dir, cancellable, &temp_error))
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{
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if (!g_error_matches (temp_error, G_IO_ERROR, G_IO_ERROR_NOT_EMPTY))
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{
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g_propagate_error (error, temp_error);
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goto out;
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}
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g_clear_error (&temp_error);
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}
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top_dir = g_file_get_parent (arch_dir);
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if (!g_file_delete (top_dir, cancellable, &temp_error))
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{
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if (!g_error_matches (temp_error, G_IO_ERROR, G_IO_ERROR_NOT_EMPTY))
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{
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g_propagate_error (error, temp_error);
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goto out;
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}
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g_clear_error (&temp_error);
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}
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if (!opt_keep_ref)
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{
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repo = xdg_app_dir_get_repo (dir);
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if (!ostree_repo_set_ref_immediate (repo, repository, ref, NULL, cancellable, error))
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goto out;
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if (!xdg_app_dir_prune (dir, cancellable, error))
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goto out;
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}
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xdg_app_dir_cleanup_removed (dir, cancellable, NULL);
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ret = TRUE;
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out:
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if (context)
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g_option_context_free (context);
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return ret;
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}
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