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367 lines
13 KiB
367 lines
13 KiB
/*
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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* Copyright (c) 2017-2018 The strace developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <stdio.h>
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#include <stddef.h>
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#include "test_nlattr.h"
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#include <linux/if.h>
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#include <linux/if_arp.h>
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#ifdef HAVE_LINUX_IF_LINK_H
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# include <linux/if_link.h>
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#endif
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#include <linux/rtnetlink.h>
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#ifndef IFLA_LINKINFO
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# define IFLA_LINKINFO 18
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#endif
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#ifndef IFLA_VF_PORTS
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# define IFLA_VF_PORTS 24
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#endif
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#define IFLA_LINK_NETNSID 37
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#define IFLA_EVENT 44
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#ifndef IFLA_INFO_KIND
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# define IFLA_INFO_KIND 1
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#endif
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#ifndef IFLA_VF_PORT
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# define IFLA_VF_PORT 1
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#endif
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static void
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init_ifinfomsg(struct nlmsghdr *const nlh, const unsigned int msg_len)
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{
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SET_STRUCT(struct nlmsghdr, nlh,
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.nlmsg_len = msg_len,
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.nlmsg_type = RTM_GETLINK,
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.nlmsg_flags = NLM_F_DUMP
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);
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struct ifinfomsg *const msg = NLMSG_DATA(nlh);
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SET_STRUCT(struct ifinfomsg, msg,
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.ifi_family = AF_UNIX,
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.ifi_type = ARPHRD_LOOPBACK,
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.ifi_index = ifindex_lo(),
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.ifi_flags = IFF_UP,
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);
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}
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static void
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print_ifinfomsg(const unsigned int msg_len)
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{
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printf("{len=%u, type=RTM_GETLINK, flags=NLM_F_DUMP"
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", seq=0, pid=0}, {ifi_family=AF_UNIX"
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", ifi_type=ARPHRD_LOOPBACK"
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", ifi_index=" IFINDEX_LO_STR
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", ifi_flags=IFF_UP, ifi_change=0}",
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msg_len);
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}
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int
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main(void)
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{
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skip_if_unavailable("/proc/self/fd/");
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static const struct rtnl_link_stats st = {
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.rx_packets = 0xabcdefac,
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.tx_packets = 0xbcdacdab,
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.rx_bytes = 0xcdbafaab,
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.tx_bytes = 0xdafabadb,
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.rx_errors = 0xeabcdaeb,
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.tx_errors = 0xfefabeab,
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.rx_dropped = 0xadbafafb,
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.tx_dropped = 0xbdffabda,
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.multicast = 0xcdabdfea,
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.collisions = 0xefadbaeb,
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.rx_length_errors = 0xfabffabd,
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.rx_over_errors = 0xafbafabc,
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.rx_crc_errors = 0xbfdabdad,
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.rx_frame_errors = 0xcfdabfad,
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.rx_fifo_errors = 0xddfdebad,
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.rx_missed_errors = 0xefabdcba,
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.tx_aborted_errors = 0xefdadbfa,
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.tx_carrier_errors = 0xfaefbada,
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.tx_fifo_errors = 0xaebdffab,
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.tx_heartbeat_errors = 0xbadebaaf,
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.tx_window_errors = 0xcdafbada,
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.rx_compressed = 0xdeffadbd,
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.tx_compressed = 0xefdadfab
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};
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const int fd = create_nl_socket(NETLINK_ROUTE);
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const unsigned int hdrlen = sizeof(struct ifinfomsg);
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void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen),
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NLA_HDRLEN + sizeof(st));
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static char pattern[4096];
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fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
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const unsigned int nla_type = 0xffff & NLA_TYPE_MASK;
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char nla_type_str[256];
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sprintf(nla_type_str, "%#x /* IFLA_??? */", nla_type);
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TEST_NLATTR_(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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nla_type, nla_type_str,
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4, pattern, 4,
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print_quoted_hex(pattern, 4));
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const int32_t netnsid = 0xacbdabda;
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_LINK_NETNSID, pattern, netnsid,
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printf("%d", netnsid));
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_STATS, pattern, st,
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PRINT_FIELD_U("{", st, rx_packets);
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PRINT_FIELD_U(", ", st, tx_packets);
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PRINT_FIELD_U(", ", st, rx_bytes);
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PRINT_FIELD_U(", ", st, tx_bytes);
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PRINT_FIELD_U(", ", st, rx_errors);
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PRINT_FIELD_U(", ", st, tx_errors);
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PRINT_FIELD_U(", ", st, rx_dropped);
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PRINT_FIELD_U(", ", st, tx_dropped);
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PRINT_FIELD_U(", ", st, multicast);
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PRINT_FIELD_U(", ", st, collisions);
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PRINT_FIELD_U(", ", st, rx_length_errors);
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PRINT_FIELD_U(", ", st, rx_over_errors);
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PRINT_FIELD_U(", ", st, rx_crc_errors);
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PRINT_FIELD_U(", ", st, rx_frame_errors);
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PRINT_FIELD_U(", ", st, rx_fifo_errors);
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PRINT_FIELD_U(", ", st, rx_missed_errors);
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PRINT_FIELD_U(", ", st, tx_aborted_errors);
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PRINT_FIELD_U(", ", st, tx_carrier_errors);
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PRINT_FIELD_U(", ", st, tx_fifo_errors);
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PRINT_FIELD_U(", ", st, tx_heartbeat_errors);
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PRINT_FIELD_U(", ", st, tx_window_errors);
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PRINT_FIELD_U(", ", st, rx_compressed);
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PRINT_FIELD_U(", ", st, tx_compressed);
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#ifdef HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER
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PRINT_FIELD_U(", ", st, rx_nohandler);
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#endif
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printf("}"));
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#ifdef HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER
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const unsigned int sizeof_stats =
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offsetofend(struct rtnl_link_stats, tx_compressed);
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_STATS, sizeof_stats, &st, sizeof_stats,
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PRINT_FIELD_U("{", st, rx_packets);
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PRINT_FIELD_U(", ", st, tx_packets);
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PRINT_FIELD_U(", ", st, rx_bytes);
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PRINT_FIELD_U(", ", st, tx_bytes);
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PRINT_FIELD_U(", ", st, rx_errors);
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PRINT_FIELD_U(", ", st, tx_errors);
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PRINT_FIELD_U(", ", st, rx_dropped);
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PRINT_FIELD_U(", ", st, tx_dropped);
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PRINT_FIELD_U(", ", st, multicast);
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PRINT_FIELD_U(", ", st, collisions);
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PRINT_FIELD_U(", ", st, rx_length_errors);
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PRINT_FIELD_U(", ", st, rx_over_errors);
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PRINT_FIELD_U(", ", st, rx_crc_errors);
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PRINT_FIELD_U(", ", st, rx_frame_errors);
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PRINT_FIELD_U(", ", st, rx_fifo_errors);
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PRINT_FIELD_U(", ", st, rx_missed_errors);
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PRINT_FIELD_U(", ", st, tx_aborted_errors);
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PRINT_FIELD_U(", ", st, tx_carrier_errors);
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PRINT_FIELD_U(", ", st, tx_fifo_errors);
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PRINT_FIELD_U(", ", st, tx_heartbeat_errors);
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PRINT_FIELD_U(", ", st, tx_window_errors);
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PRINT_FIELD_U(", ", st, rx_compressed);
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PRINT_FIELD_U(", ", st, tx_compressed);
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printf("}"));
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#endif /* HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER */
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static const struct rtnl_link_ifmap map = {
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.mem_start = 0xadcbefedefbcdedb,
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.mem_end = 0xefcbeabdecdcdefa,
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.base_addr = 0xaddbeabdfaacdbae,
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.irq = 0xefaf,
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.dma = 0xab,
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.port = 0xcd
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};
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const unsigned int sizeof_ifmap =
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offsetofend(struct rtnl_link_ifmap, port);
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const unsigned int plen = sizeof_ifmap - 1 > DEFAULT_STRLEN
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? DEFAULT_STRLEN
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: (int) sizeof_ifmap - 1;
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/* len < sizeof_ifmap */
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_MAP, plen, pattern, plen,
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print_quoted_hex(pattern, plen));
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/* short read of sizeof_ifmap */
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_MAP, sizeof_ifmap, &map, sizeof_ifmap - 1,
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printf("%p", RTA_DATA(TEST_NLATTR_nla)));
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/* sizeof_ifmap */
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_MAP, sizeof_ifmap, &map, sizeof_ifmap,
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PRINT_FIELD_X("{", map, mem_start);
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PRINT_FIELD_X(", ", map, mem_end);
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PRINT_FIELD_X(", ", map, base_addr);
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PRINT_FIELD_U(", ", map, irq);
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PRINT_FIELD_U(", ", map, dma);
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PRINT_FIELD_U(", ", map, port);
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printf("}"));
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#ifdef HAVE_STRUCT_RTNL_LINK_STATS64
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static const struct rtnl_link_stats64 st64 = {
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.rx_packets = 0xadcbefedefbcdedb,
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.tx_packets = 0xbdabdedabdcdeabd,
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.rx_bytes = 0xcdbaefbaeadfabec,
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.tx_bytes = 0xdbaedbafabbeacdb,
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.rx_errors = 0xefabfdaefabaefab,
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.tx_errors = 0xfaebfabfabbaeabf,
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.rx_dropped = 0xacdbaedbadbabeba,
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.tx_dropped = 0xbcdeffebdabeadbe,
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.multicast = 0xeeffbaeabaeffabe,
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.collisions = 0xffbaefcefbafacef,
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.rx_length_errors = 0xaabbdeabceffdecb,
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.rx_over_errors = 0xbbdcdadebadeaeed,
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.rx_crc_errors= 0xccdeabecefaedbef,
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.rx_frame_errors = 0xddbedaedebcedaef,
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.rx_fifo_errors = 0xeffbadefafdaeaab,
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.rx_missed_errors = 0xfefaebccceadeecd,
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.tx_aborted_errors = 0xabcdadefcdadef,
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.tx_carrier_errors = 0xbccdafaeeaaefe,
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.tx_fifo_errors = 0xcddefdbedeadce,
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.tx_heartbeat_errors = 0xedaededdadcdea,
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.tx_window_errors = 0xfdacdeaccedcda,
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.rx_compressed = 0xacdbbcacdbccef,
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.tx_compressed = 0xbcdadefcdedfea
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};
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_STATS64, pattern, st64,
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PRINT_FIELD_U("{", st64, rx_packets);
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PRINT_FIELD_U(", ", st64, tx_packets);
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PRINT_FIELD_U(", ", st64, rx_bytes);
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PRINT_FIELD_U(", ", st64, tx_bytes);
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PRINT_FIELD_U(", ", st64, rx_errors);
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PRINT_FIELD_U(", ", st64, tx_errors);
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PRINT_FIELD_U(", ", st64, rx_dropped);
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PRINT_FIELD_U(", ", st64, tx_dropped);
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PRINT_FIELD_U(", ", st64, multicast);
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PRINT_FIELD_U(", ", st64, collisions);
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PRINT_FIELD_U(", ", st64, rx_length_errors);
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PRINT_FIELD_U(", ", st64, rx_over_errors);
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PRINT_FIELD_U(", ", st64, rx_crc_errors);
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PRINT_FIELD_U(", ", st64, rx_frame_errors);
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PRINT_FIELD_U(", ", st64, rx_fifo_errors);
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PRINT_FIELD_U(", ", st64, rx_missed_errors);
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PRINT_FIELD_U(", ", st64, tx_aborted_errors);
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PRINT_FIELD_U(", ", st64, tx_carrier_errors);
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PRINT_FIELD_U(", ", st64, tx_fifo_errors);
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PRINT_FIELD_U(", ", st64, tx_heartbeat_errors);
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PRINT_FIELD_U(", ", st64, tx_window_errors);
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PRINT_FIELD_U(", ", st64, rx_compressed);
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PRINT_FIELD_U(", ", st64, tx_compressed);
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#ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
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PRINT_FIELD_U(", ", st64, rx_nohandler);
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#endif
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printf("}"));
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#ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
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const unsigned int sizeof_stats64 =
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offsetofend(struct rtnl_link_stats64, tx_compressed);
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_STATS64, sizeof_stats64, &st64, sizeof_stats64,
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PRINT_FIELD_U("{", st64, rx_packets);
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PRINT_FIELD_U(", ", st64, tx_packets);
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PRINT_FIELD_U(", ", st64, rx_bytes);
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PRINT_FIELD_U(", ", st64, tx_bytes);
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PRINT_FIELD_U(", ", st64, rx_errors);
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PRINT_FIELD_U(", ", st64, tx_errors);
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PRINT_FIELD_U(", ", st64, rx_dropped);
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PRINT_FIELD_U(", ", st64, tx_dropped);
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PRINT_FIELD_U(", ", st64, multicast);
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PRINT_FIELD_U(", ", st64, collisions);
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PRINT_FIELD_U(", ", st64, rx_length_errors);
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PRINT_FIELD_U(", ", st64, rx_over_errors);
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PRINT_FIELD_U(", ", st64, rx_crc_errors);
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PRINT_FIELD_U(", ", st64, rx_frame_errors);
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PRINT_FIELD_U(", ", st64, rx_fifo_errors);
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PRINT_FIELD_U(", ", st64, rx_missed_errors);
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PRINT_FIELD_U(", ", st64, tx_aborted_errors);
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PRINT_FIELD_U(", ", st64, tx_carrier_errors);
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PRINT_FIELD_U(", ", st64, tx_fifo_errors);
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PRINT_FIELD_U(", ", st64, tx_heartbeat_errors);
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PRINT_FIELD_U(", ", st64, tx_window_errors);
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PRINT_FIELD_U(", ", st64, rx_compressed);
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PRINT_FIELD_U(", ", st64, tx_compressed);
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printf("}"));
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#endif /* HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER */
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#endif /* HAVE_STRUCT_RTNL_LINK_STATS64 */
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struct nlattr nla = {
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.nla_len = sizeof(nla),
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.nla_type = IFLA_INFO_KIND,
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};
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_LINKINFO, sizeof(nla), &nla, sizeof(nla),
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printf("{nla_len=%u, nla_type=IFLA_INFO_KIND}",
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nla.nla_len));
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nla.nla_type = IFLA_VF_PORT;
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_VF_PORTS, sizeof(nla), &nla, sizeof(nla),
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printf("{nla_len=%u, nla_type=IFLA_VF_PORT}",
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nla.nla_len));
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static const struct {
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uint32_t val;
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const char *str;
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} ifla_events[] = {
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{ 0, "IFLA_EVENT_NONE" },
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{ 6, "IFLA_EVENT_BONDING_OPTIONS" },
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{ ARG_STR(0x7) " /* IFLA_EVENT_??? */" },
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{ ARG_STR(0xdeadfeed) " /* IFLA_EVENT_??? */" },
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};
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for (size_t i = 0; i < ARRAY_SIZE(ifla_events); i++) {
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ifinfomsg, print_ifinfomsg,
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IFLA_EVENT, pattern, ifla_events[i].val,
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printf("%s", ifla_events[i].str));
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}
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puts("+++ exited with 0 +++");
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return 0;
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}
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