src/network/networkd.c

	networkd.c revision 1f6d9bc9ee894d4023b7eacea1754986f25bce57
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen/***
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  This file is part of systemd.
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  Copyright 2013 Tom Gundersen <teg@jklm.no>
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  systemd is free software; you can redistribute it and/or modify it
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  under the terms of the GNU Lesser General Public License as published by
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  the Free Software Foundation; either version 2.1 of the License, or
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  (at your option) any later version.
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  systemd is distributed in the hope that it will be useful, but
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  WITHOUT ANY WARRANTY; without even the implied warranty of
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  Lesser General Public License for more details.
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  You should have received a copy of the GNU Lesser General Public License
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen  along with systemd; If not, see <http://www.gnu.org/licenses/>.
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen***/
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen#include "sd-event.h"
a553fd32d14739b746a05ae502b8acc38e5f9a50Tom Gundersen#include "sd-daemon.h"
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen#include "networkd.h"
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersenint main(int argc, char *argv[]) {
e877666c1553a3dd5b05b4c48090f889ffc079e6Patrik Flykt        _cleanup_manager_free_ Manager *m = NULL;
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        int r;
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        log_set_target(LOG_TARGET_AUTO);
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        log_parse_environment();
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        log_open();
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        umask(0022);
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        if (argc != 1) {
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen                log_error("This program takes no arguments.");
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                r = -EINVAL;
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                goto out;
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        }
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        r = manager_new(&m);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Could not create manager: %s", strerror(-r));
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
02b59d57e0c08231645120077f651151f5bb2babTom Gundersen        r = manager_load_config(m);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Could not load configuration files: %s", strerror(-r));
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
02b59d57e0c08231645120077f651151f5bb2babTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        r = manager_udev_listen(m);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Could not connect to udev: %s", strerror(-r));
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        r = manager_udev_enumerate_links(m);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Could not enumerate links: %s", strerror(-r));
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
f882c247ad59776c3a7753bb963c1f8e2386cb79Tom Gundersen        r = manager_rtnl_listen(m);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Could not connect to rtnl: %s", strerror(-r));
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
3bef724f7e7f7eaca69881548b06e221b77d7031Tom Gundersen
3bef724f7e7f7eaca69881548b06e221b77d7031Tom Gundersen        /* write out empty resolv.conf to avoid a
3bef724f7e7f7eaca69881548b06e221b77d7031Tom Gundersen         * dangling symlink */
3bef724f7e7f7eaca69881548b06e221b77d7031Tom Gundersen        r = manager_update_resolv_conf(m);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Could not create resolv.conf: %s", strerror(-r));
3bef724f7e7f7eaca69881548b06e221b77d7031Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
3bef724f7e7f7eaca69881548b06e221b77d7031Tom Gundersen
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen        sd_notify(false,
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                  "READY=1\n"
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                  "STATUS=Processing requests...");
f882c247ad59776c3a7753bb963c1f8e2386cb79Tom Gundersen
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen        r = sd_event_loop(m->event);
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        if (r < 0) {
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen                log_error("Event loop failed: %s", strerror(-r));
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                goto out;
1f6d9bc9ee894d4023b7eacea1754986f25bce57Tom Gundersen        }
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersenout:
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen        sd_notify(false,
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen                  "STATUS=Shutting down...");
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen
4b6141c42497dc199618f95fa3f359615eecfaa0Tom Gundersen        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
f579559b3a14c1f1ef96c372e7626c4733e6ef7dTom Gundersen}