src/network/networkctl.c

	networkctl.c revision ee8c45689526ca973407cbb77bce7b96a062c40b
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering/***
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  This file is part of systemd.
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  Copyright 2014 Lennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  systemd is free software; you can redistribute it and/or modify it
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  under the terms of the GNU Lesser General Public License as published by
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  the Free Software Foundation; either version 2.1 of the License, or
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  (at your option) any later version.
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  systemd is distributed in the hope that it will be useful, but
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  WITHOUT ANY WARRANTY; without even the implied warranty of
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  Lesser General Public License for more details.
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  You should have received a copy of the GNU Lesser General Public License
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering  along with systemd; If not, see <http://www.gnu.org/licenses/>.
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering***/
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include <stdbool.h>
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include <getopt.h>
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "sd-network.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "sd-rtnl.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "libudev.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "build.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "util.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "pager.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "rtnl-util.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "udev-util.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "arphrd-list.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering#include "local-addresses.h"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic bool arg_no_pager = false;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic bool arg_legend = true;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic void pager_open_if_enabled(void) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (arg_no_pager)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        pager_open(false);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic int link_get_type_string(int iftype, struct udev_device *d, char **ret) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        const char *t;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        char *p;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (iftype == ARPHRD_ETHER && d) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const char *devtype, *id = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                /* WLANs have iftype ARPHRD_ETHER, but we want
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                 * to show a more useful type string for
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                 * them */
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                devtype = udev_device_get_devtype(d);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (streq_ptr(devtype, "wlan"))
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        id = "wlan";
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                else if (streq_ptr(devtype, "wwan"))
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        id = "wwan";
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (id) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        p = strdup(id);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (!p)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                return -ENOMEM;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        *ret = p;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return 1;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        t = arphrd_to_name(iftype);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (!t) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                *ret = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        p = strdup(t);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (!p)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return -ENOMEM;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        ascii_strlower(p);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        *ret = p;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic int list_links(char **args, unsigned n) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        _cleanup_udev_unref_ struct udev *udev = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        sd_rtnl_message *i;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        unsigned c = 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        int r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        pager_open_if_enabled();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = sd_rtnl_open(&rtnl, 0);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (r < 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                log_error("Failed to connect to netlink: %s", strerror(-r));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        udev = udev_new();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (!udev) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                log_error("Failed to connect to udev: %m");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return -errno;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return rtnl_log_create_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = sd_rtnl_message_request_dump(req, true);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return rtnl_log_create_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = sd_rtnl_call(rtnl, req, 0, &reply);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (r < 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                log_error("Failed to enumerate links: %s", strerror(-r));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (arg_legend)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("%3s %-16s %-10s %-10s %-10s\n", "IDX", "LINK", "TYPE", "STATE", "OPERATIONAL");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        for (i = reply; i; i = sd_rtnl_message_next(i)) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_free_ char *state = NULL, *operational_state = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_udev_device_unref_ struct udev_device *d = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                char devid[2 + DECIMAL_STR_MAX(int)];
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_free_ char *t = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const char *name;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                unsigned iftype;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                uint16_t type;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                int ifindex;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_get_type(i, &type);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (type != RTM_NEWLINK)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        continue;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_link_get_ifindex(i, &ifindex);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_read_string(i, IFLA_IFNAME, &name);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_link_get_type(i, &iftype);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_network_get_link_state(ifindex, &state);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_network_get_link_operational_state(ifindex, &operational_state);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sprintf(devid, "n%i", ifindex);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                d = udev_device_new_from_device_id(udev, devid);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                link_get_type_string(iftype, d, &t);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("%3i %-16s %-10s %-10s %-10s\n", ifindex, name, strna(t), strna(state), strna(operational_state));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                c++;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (arg_legend)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("\n%u links listed.\n", c);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic int dump_addresses(sd_rtnl *rtnl, const char *prefix, int ifindex) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        _cleanup_free_ struct local_address *local = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        int r, n, i;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        n = local_addresses(rtnl, ifindex, &local);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (n < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return n;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        for (i = 0; i < n; i++) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_free_ char *pretty = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = in_addr_to_string(local[i].family, &local[i].address, &pretty);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("%*s%s\n",
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       (int) strlen(prefix),
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       i == 0 ? prefix : "",
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       pretty);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic void dump_list(const char *prefix, char **l) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        char **i;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        STRV_FOREACH(i, l) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("%*s%s\n",
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       (int) strlen(prefix),
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       i == l ? prefix : "",
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       *i);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic int link_status(char **args, unsigned n) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        _cleanup_udev_unref_ struct udev *udev = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        char **name;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        int r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (n <= 1) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_free_ char *operational_state = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_network_get_operational_state(&operational_state);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        log_error("Failed to get operational state: %s", strerror(-r));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("State: %s\n", operational_state);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        pager_open_if_enabled();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = sd_rtnl_open(&rtnl, 0);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (r < 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                log_error("Failed to connect to netlink: %s", strerror(-r));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        udev = udev_new();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (!udev) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                log_error("Failed to connect to udev: %m");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                return -errno;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        STRV_FOREACH(name, args + 1) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_strv_free_ char **dns = NULL, **ntp = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_free_ char *state = NULL, *operational_state = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_udev_device_unref_ struct udev_device *d = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const char *canonical_name = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                char devid[2 + DECIMAL_STR_MAX(int)];
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                int ifindex, canonical_ifindex;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                _cleanup_free_ char *t = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const char *driver = NULL, *path = NULL, *vendor = NULL, *model = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                struct ether_addr e;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                unsigned iftype;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                bool have_mac;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                uint32_t mtu;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (name != args+1)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("\n");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (safe_atoi(*name, &ifindex) >= 0 && ifindex > 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, ifindex);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                else {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                return rtnl_log_create_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        r = sd_rtnl_message_append_string(req, IFLA_IFNAME, *name);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_create_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_call(rtnl, req, 0, &reply);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        log_error("Failed to query link: %s", strerror(-r));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        continue;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_link_get_ifindex(reply, &canonical_ifindex);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_read_string(reply, IFLA_IFNAME, &canonical_name);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                r = sd_rtnl_message_link_get_type(reply, &iftype);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (r < 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return rtnl_log_parse_error(r);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                have_mac = sd_rtnl_message_read_ether_addr(reply, IFLA_ADDRESS, &e) >= 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (have_mac) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        const uint8_t *p;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        bool all_zeroes = true;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        for (p = (uint8_t*) &e; p < (uint8_t*) &e + sizeof(e); p++)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                if (*p != 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                        all_zeroes = false;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                        break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (all_zeroes)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                have_mac = false;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_rtnl_message_read_u32(reply, IFLA_MTU, &mtu);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_network_get_link_state(canonical_ifindex, &state);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_network_get_link_operational_state(canonical_ifindex, &operational_state);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_network_get_link_dns(canonical_ifindex, &dns);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sd_network_get_link_dns(canonical_ifindex, &ntp);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                sprintf(devid, "n%i", canonical_ifindex);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                d = udev_device_new_from_device_id(udev, devid);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                link_get_type_string(iftype, d, &t);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (d) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        driver = udev_device_get_property_value(d, "ID_NET_DRIVER");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        path = udev_device_get_property_value(d, "ID_PATH");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        vendor = udev_device_get_property_value(d, "ID_VENDOR_FROM_DATABASE");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (!vendor)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                vendor = udev_device_get_property_value(d, "ID_VENDOR");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        model = udev_device_get_property_value(d, "ID_MODEL_FROM_DATABASE");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (!model)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                model = udev_device_get_property_value(d, "ID_MODEL");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("%i: %s\n", canonical_ifindex, canonical_name);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                printf("        Type: %s\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       "       State: %s (%s)\n",
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       strna(t),
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       strna(operational_state),
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                       strna(state));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (path)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("        Path: %s\n", path);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (driver)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("      Driver: %s\n", driver);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (vendor)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("      Vendor: %s\n", vendor);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (model)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("       Model: %s\n", model);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (have_mac) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        _cleanup_free_ char *h = NULL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        h = hexmem(&e, sizeof(e));
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (!h)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                return log_oom();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("  HW Address: %s\n", h);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (mtu > 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        printf("         MTU: %u\n", mtu);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                dump_addresses(rtnl, "     Address: ", canonical_ifindex);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (!strv_isempty(dns))
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        dump_list("         DNS: ", dns);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (!strv_isempty(ntp))
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        dump_list("         NTP: ", ntp);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic void help(void) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        printf("%s [OPTIONS...]\n\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               "Query and control the networking subsystem.\n\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               "  -h --help             Show this help\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               "     --version          Show package version\n\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               "Commands:\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               "  list                  List links\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               "  status LINK           Show link status\n"
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering               , program_invocation_short_name);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic int parse_argv(int argc, char *argv[]) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        enum {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                ARG_VERSION = 0x100,
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                ARG_NO_PAGER,
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                ARG_NO_LEGEND,
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        };
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        static const struct option options[] = {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                { "help",      no_argument,       NULL, 'h'           },
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                { "version",   no_argument,       NULL, ARG_VERSION   },
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                { "no-pager",  no_argument,       NULL, ARG_NO_PAGER  },
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                { "no-legend", no_argument,       NULL, ARG_NO_LEGEND },
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                {}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        };
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        int c;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        assert(argc >= 0);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        assert(argv);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                switch (c) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                case 'h':
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        help();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                case ARG_VERSION:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        puts(PACKAGE_STRING);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        puts(SYSTEMD_FEATURES);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                case ARG_NO_PAGER:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        arg_no_pager = true;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                case ARG_NO_LEGEND:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        arg_legend = false;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                case '?':
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return -EINVAL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                default:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        assert_not_reached("Unhandled option");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return 1;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringstatic int networkctl_main(int argc, char *argv[]) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        static const struct {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const char* verb;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const enum {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        MORE,
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        LESS,
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        EQUAL
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                } argc_cmp;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                const int argc;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                int (* const dispatch)(char **args, unsigned n);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        } verbs[] = {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                { "list",   LESS, 1, list_links  },
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                { "status", MORE, 1, link_status },
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        };
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        int left;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        unsigned i;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        assert(argc >= 0);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        assert(argv);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        left = argc - optind;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (left <= 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                /* Special rule: no arguments means "list" */
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                i = 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        else {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (streq(argv[optind], "help")) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        help();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return 0;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                for (i = 0; i < ELEMENTSOF(verbs); i++)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        if (streq(argv[optind], verbs[i].verb))
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                                break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (i >= ELEMENTSOF(verbs)) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        log_error("Unknown operation %s", argv[optind]);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return -EINVAL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        switch (verbs[i].argc_cmp) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        case EQUAL:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (left != verbs[i].argc) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        log_error("Invalid number of arguments.");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return -EINVAL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        case MORE:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (left < verbs[i].argc) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        log_error("Too few arguments.");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return -EINVAL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        case LESS:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                if (left > verbs[i].argc) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        log_error("Too many arguments.");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                        return -EINVAL;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                break;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        default:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                assert_not_reached("Unknown comparison operator.");
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        }
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return verbs[i].dispatch(argv + optind, left);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringint main(int argc, char* argv[]) {
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        int r;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        log_parse_environment();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        log_open();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = parse_argv(argc, argv);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        if (r <= 0)
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering                goto finish;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        r = networkctl_main(argc, argv);
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poetteringfinish:
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        pager_close();
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
ee8c45689526ca973407cbb77bce7b96a062c40bLennart Poettering}