115 lines
3.8 KiB
C
115 lines
3.8 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
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*
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* Copyright (C) 2012 Colin Walters <walters@verbum.org>
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*
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* This library 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, 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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* Author: Colin Walters <walters@verbum.org>
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*/
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#include "config.h"
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#include "ot-admin-builtins.h"
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#include "ot-admin-functions.h"
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#include "ot-builtins-common.h"
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#include "ostree.h"
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#include "otutil.h"
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#include "libgsystem.h"
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#include <unistd.h>
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#include <stdlib.h>
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#include <glib/gi18n.h>
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static gboolean opt_reboot;
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static gboolean opt_allow_downgrade;
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static char *opt_osname;
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static GOptionEntry options[] = {
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{ "os", 0, 0, G_OPTION_ARG_STRING, &opt_osname, "Specify operating system root to use", NULL },
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{ "reboot", 'r', 0, G_OPTION_ARG_NONE, &opt_reboot, "Reboot after a successful upgrade", NULL },
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{ "allow-downgrade", 0, 0, G_OPTION_ARG_NONE, &opt_allow_downgrade, "Permit deployment of chronologically older trees", NULL },
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{ NULL }
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};
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gboolean
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ot_admin_builtin_upgrade (int argc, char **argv, OstreeSysroot *sysroot, 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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gs_unref_object OstreeSysrootUpgrader *upgrader = NULL;
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gs_free char *origin_remote = NULL;
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gs_free char *origin_ref = NULL;
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gs_free char *origin_refspec = NULL;
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gs_free char *new_revision = NULL;
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gs_unref_object GFile *deployment_path = NULL;
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gs_unref_object GFile *deployment_origin_path = NULL;
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gs_unref_object OstreeDeployment *merge_deployment = NULL;
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gs_unref_object OstreeDeployment *new_deployment = NULL;
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GSConsole *console;
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gs_unref_object OstreeAsyncProgress *progress = NULL;
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gboolean changed;
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context = g_option_context_new ("Construct new tree from current origin and deploy it, if it changed");
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g_option_context_add_main_entries (context, options, NULL);
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if (!g_option_context_parse (context, &argc, &argv, error))
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goto out;
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if (!ostree_sysroot_load (sysroot, cancellable, error))
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goto out;
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upgrader = ostree_sysroot_upgrader_new_for_os (sysroot, opt_osname,
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cancellable, error);
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if (!upgrader)
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goto out;
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console = gs_console_get ();
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if (console)
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{
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gs_console_begin_status_line (console, "", NULL, NULL);
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progress = ostree_async_progress_new_and_connect (ot_common_pull_progress, console);
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}
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if (!ostree_sysroot_upgrader_pull (upgrader, 0, 0, progress, &changed,
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cancellable, error))
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goto out;
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if (!changed)
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{
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g_print ("No update available.\n");
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}
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else
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{
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gs_unref_object GFile *real_sysroot = g_file_new_for_path ("/");
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if (!ostree_sysroot_upgrader_deploy (upgrader, cancellable, error))
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goto out;
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if (opt_reboot && g_file_equal (ostree_sysroot_get_path (sysroot), real_sysroot))
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{
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gs_subprocess_simple_run_sync (NULL, GS_SUBPROCESS_STREAM_DISPOSITION_INHERIT,
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cancellable, error,
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"systemctl", "reboot", NULL);
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}
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}
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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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