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Diffstat (limited to 'src/libsystemd-network/test/test-acd.c')
| -rw-r--r-- | src/libsystemd-network/test/test-acd.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/libsystemd-network/test/test-acd.c b/src/libsystemd-network/test/test-acd.c new file mode 100644 index 0000000000..1322714573 --- /dev/null +++ b/src/libsystemd-network/test/test-acd.c @@ -0,0 +1,114 @@ +/*** + 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 <errno.h> +#include <net/if.h> +#include <stdlib.h> +#include <unistd.h> + +#include <linux/veth.h> + +#include <systemd/sd-event.h> + +#include "sd-netlink/netlink-util.h" +#include "sd-netlink/sd-netlink.h" +#include "systemd-basic/in-addr-util.h" +#include "systemd-basic/util.h" +#include "systemd-network/sd-ipv4acd.h" + +static void acd_handler(sd_ipv4acd *acd, int event, void *userdata) { + assert_se(acd); + + switch (event) { + case SD_IPV4ACD_EVENT_BIND: + log_info("bound"); + break; + case SD_IPV4ACD_EVENT_CONFLICT: + log_info("conflict"); + break; + case SD_IPV4ACD_EVENT_STOP: + log_error("the client was stopped"); + break; + default: + assert_not_reached("invalid ACD event"); + } +} + +static int client_run(int ifindex, const struct in_addr *pa, const struct ether_addr *ha, sd_event *e) { + sd_ipv4acd *acd; + + assert_se(sd_ipv4acd_new(&acd) >= 0); + assert_se(sd_ipv4acd_attach_event(acd, e, 0) >= 0); + + assert_se(sd_ipv4acd_set_ifindex(acd, ifindex) >= 0); + assert_se(sd_ipv4acd_set_mac(acd, ha) >= 0); + assert_se(sd_ipv4acd_set_address(acd, pa) >= 0); + assert_se(sd_ipv4acd_set_callback(acd, acd_handler, NULL) >= 0); + + log_info("starting IPv4ACD client"); + + assert_se(sd_ipv4acd_start(acd) >= 0); + + assert_se(sd_event_loop(e) >= 0); + + assert_se(!sd_ipv4acd_unref(acd)); + + return EXIT_SUCCESS; +} + +static int test_acd(const char *ifname, const char *address) { + _cleanup_(sd_event_unrefp) sd_event *e = NULL; + _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL; + _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *m = NULL, *reply = NULL; + union in_addr_union pa; + struct ether_addr ha; + int ifindex; + + assert_se(in_addr_from_string(AF_INET, address, &pa) >= 0); + + assert_se(sd_event_new(&e) >= 0); + + assert_se(sd_netlink_open(&rtnl) >= 0); + assert_se(sd_netlink_attach_event(rtnl, e, 0) >= 0); + + assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_GETLINK, 0) >= 0); + assert_se(sd_netlink_message_append_string(m, IFLA_IFNAME, ifname) >= 0); + assert_se(sd_netlink_call(rtnl, m, 0, &reply) >= 0); + + assert_se(sd_rtnl_message_link_get_ifindex(reply, &ifindex) >= 0); + assert_se(sd_netlink_message_read_ether_addr(reply, IFLA_ADDRESS, &ha) >= 0); + + client_run(ifindex, &pa.in, &ha, e); + + return EXIT_SUCCESS; +} + +int main(int argc, char *argv[]) { + log_set_max_level(LOG_DEBUG); + log_parse_environment(); + log_open(); + + if (argc == 3) + return test_acd(argv[1], argv[2]); + else { + log_error("This program takes two arguments.\n" + "\t %s <ifname> <IPv4 address>", program_invocation_short_name); + return EXIT_FAILURE; + } +} |