071aa93f03
One interesting note here was that I couldn't use glnx_throw in as many places as I wanted because EXIT_SUCCESS/EXIT_FAILURE are the exact opposite of that semantic. It was still convenient to use though as a short-form for g_set_error(). Closes: #704 Approved by: cgwalters
108 lines
3.6 KiB
C
108 lines
3.6 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
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*
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* Copyright (C) 2014 Colin Walters <walters@verbum.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; either version 2 of the licence or (at
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* 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
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <string.h>
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#include <glib-unix.h>
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#include "rpmostree-builtins.h"
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#include "rpmostree-libbuiltin.h"
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#include "rpmostree-dbus-helpers.h"
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#include <libglnx.h>
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static gboolean opt_reboot;
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static GOptionEntry option_entries[] = {
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{ "reboot", 'r', 0, G_OPTION_ARG_NONE, &opt_reboot, "Initiate a reboot after rollback is prepared", NULL },
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{ NULL }
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};
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static GVariant *
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get_args_variant (void)
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{
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GVariantDict dict;
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g_variant_dict_init (&dict, NULL);
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g_variant_dict_insert (&dict, "reboot", "b", opt_reboot);
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return g_variant_dict_end (&dict);
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}
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int
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rpmostree_builtin_rollback (int argc,
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char **argv,
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RpmOstreeCommandInvocation *invocation,
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GCancellable *cancellable,
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GError **error)
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{
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GOptionContext *context = g_option_context_new ("- Revert to the previously booted tree");
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glnx_unref_object RPMOSTreeOS *os_proxy = NULL;
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glnx_unref_object RPMOSTreeSysroot *sysroot_proxy = NULL;
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g_autofree char *transaction_address = NULL;
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_cleanup_peer_ GPid peer_pid = 0;
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if (!rpmostree_option_context_parse (context,
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option_entries,
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&argc, &argv,
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invocation,
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cancellable,
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&sysroot_proxy,
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&peer_pid,
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error))
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return EXIT_FAILURE;
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if (!rpmostree_load_os_proxy (sysroot_proxy, NULL,
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cancellable, &os_proxy, error))
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return EXIT_FAILURE;
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if (!rpmostree_os_call_rollback_sync (os_proxy,
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get_args_variant (),
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&transaction_address,
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cancellable,
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error))
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return EXIT_FAILURE;
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if (!rpmostree_transaction_get_response_sync (sysroot_proxy,
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transaction_address,
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cancellable,
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error))
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return EXIT_FAILURE;
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if (!opt_reboot)
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{
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const char *sysroot_path;
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sysroot_path = rpmostree_sysroot_get_path (sysroot_proxy);
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/* By request, doing this without dbus */
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if (!rpmostree_print_treepkg_diff_from_sysroot_path (sysroot_path,
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cancellable,
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error))
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return EXIT_FAILURE;
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g_print ("Run \"systemctl reboot\" to start a reboot\n");
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}
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return EXIT_SUCCESS;
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}
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