+++ /dev/null
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright (C) 2014 Tom Gundersen <teg@jklm.no>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <stdlib.h>
-#include <errno.h>
-#include <unistd.h>
-
-#include <linux/veth.h>
-#include <net/if.h>
-
-#include "util.h"
-#include "sd-event.h"
-#include "event-util.h"
-#include "sd-rtnl.h"
-#include "sd-pppoe.h"
-
-static void pppoe_handler(sd_pppoe *ppp, int event, void *userdata) {
- static int pppoe_state = -1;
- sd_event *e = userdata;
-
- assert_se(ppp);
- assert_se(e);
-
- switch (event) {
- case PPPOE_EVENT_RUNNING:
- assert_se(pppoe_state == -1);
- log_info("running");
- break;
- case PPPOE_EVENT_STOPPED:
- assert_se(pppoe_state == PPPOE_EVENT_RUNNING);
- log_info("stopped");
- assert_se(sd_event_exit(e, 0) >= 0);
- break;
- default:
- assert_not_reached("invalid pppoe event");
- }
-
- pppoe_state = event;
-}
-
-static int client_run(const char *client_name, sd_event *e) {
- sd_pppoe *pppoe;
- int client_ifindex;
-
- client_ifindex = (int) if_nametoindex(client_name);
- assert_se(client_ifindex > 0);
-
- assert_se(sd_pppoe_new(&pppoe) >= 0);
- assert_se(sd_pppoe_attach_event(pppoe, e, 0) >= 0);
-
- assert_se(sd_pppoe_set_ifname(pppoe, "pppoe-client") >= 0);
- assert_se(sd_pppoe_set_ifindex(pppoe, client_ifindex) >= 0);
- assert_se(sd_pppoe_set_callback(pppoe, pppoe_handler, e) >= 0);
-
- log_info("starting PPPoE client, it will exit when the server times out and sends PADT");
-
- assert_se(sd_pppoe_start(pppoe) >= 0);
-
- assert_se(sd_event_loop(e) >= 0);
-
- assert_se(!sd_pppoe_unref(pppoe));
-
- return EXIT_SUCCESS;
-}
-
-static int test_pppoe_server(sd_event *e) {
- sd_rtnl *rtnl;
- sd_rtnl_message *m;
- pid_t pid;
- int r, client_ifindex, server_ifindex;
-
- r = unshare(CLONE_NEWNET);
- if (r < 0 && errno == EPERM)
- return EXIT_TEST_SKIP;
-
- assert_se(r >= 0);
-
- assert_se(sd_rtnl_open(&rtnl, 0) >= 0);
- assert_se(sd_rtnl_attach_event(rtnl, e, 0) >= 0);
-
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_NEWLINK, 0) >= 0);
- assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "pppoe-server") >= 0);
- assert_se(sd_rtnl_message_open_container(m, IFLA_LINKINFO) >= 0);
- assert_se(sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "veth") >= 0);
- assert_se(sd_rtnl_message_open_container(m, VETH_INFO_PEER) >= 0);
- assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "pppoe-client") >= 0);
- assert_se(sd_rtnl_message_close_container(m) >= 0);
- assert_se(sd_rtnl_message_close_container(m) >= 0);
- assert_se(sd_rtnl_message_close_container(m) >= 0);
- assert_se(sd_rtnl_call(rtnl, m, 0, NULL) >= 0);
-
- client_ifindex = (int) if_nametoindex("pppoe-client");
- assert_se(client_ifindex > 0);
- server_ifindex = (int) if_nametoindex("pppoe-server");
- assert_se(server_ifindex > 0);
-
- m = sd_rtnl_message_unref(m);
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_SETLINK, client_ifindex) >= 0);
- assert_se(sd_rtnl_message_link_set_flags(m, IFF_UP, IFF_UP) >= 0);
- assert_se(sd_rtnl_call(rtnl, m, 0, NULL) >= 0);
-
- m = sd_rtnl_message_unref(m);
- assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_SETLINK, server_ifindex) >= 0);
- assert_se(sd_rtnl_message_link_set_flags(m, IFF_UP, IFF_UP) >= 0);
- assert_se(sd_rtnl_call(rtnl, m, 0, NULL) >= 0);
-
- pid = fork();
- assert_se(pid >= 0);
- if (pid == 0) {
- /* let the client send some discover messages before the server is started */
- sleep(2);
-
- /* TODO: manage pppoe-server-options */
- execlp("pppoe-server", "pppoe-server", "-F",
- "-I", "pppoe-server",
- "-C", "Test-AC",
- "-S", "Service-Default",
- "-S", "Service-First-Auxiliary",
- "-S", "Service-Second-Auxiliary",
- NULL);
- assert_not_reached("failed to execute pppoe-server. not installed?");
- }
-
- client_run("pppoe-client", e);
-
- assert_se(kill(pid, SIGTERM) >= 0);
- assert_se(wait_for_terminate(pid, NULL) >= 0);
-
- assert_se(!sd_rtnl_message_unref(m));
- assert_se(!sd_rtnl_unref(rtnl));
-
- return EXIT_SUCCESS;
-}
-
-int main(int argc, char *argv[]) {
- _cleanup_event_unref_ sd_event *e = NULL;
-
- log_set_max_level(LOG_DEBUG);
- log_parse_environment();
- log_open();
-
- assert_se(sd_event_new(&e) >= 0);
-
- if (argc == 1) {
- log_info("running PPPoE client against local server");
-
- return test_pppoe_server(e);
- } else if (argc == 2) {
- log_info("running PPPoE client over '%s'", argv[1]);
-
- return client_run(argv[1], e);
- } else {
- log_error("This program takes one or no arguments.\n"
- "\t %s [<ifname>]", program_invocation_short_name);
- return EXIT_FAILURE;
- }
-}
~ianmdlvl / elogind.git / blobdiff