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386 lines
9.4 KiB
386 lines
9.4 KiB
/*
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* Copyright (c) 2015 Fujitsu Ltd.
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* Copyright (c) International Business Machines Corp., 2001
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author: David L Stevens
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*/
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#include "config.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <errno.h>
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#include <netdb.h>
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#include <libgen.h>
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#include <pthread.h>
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#include <semaphore.h>
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#include <sys/time.h>
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#include <netinet/in.h>
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#include <netinet/ip6.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <sys/ioctl.h>
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#ifdef HAVE_IFADDRS_H
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#include <ifaddrs.h>
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#endif
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#include <arpa/inet.h>
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#include "test.h"
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#include "safe_macros.h"
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char *TCID = "asapi_06";
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int TST_TOTAL = 1;
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#define READ_TIMEOUT 5 /* secs */
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static void do_tests(void);
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static void setup(void);
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int main(int argc, char *argv[])
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{
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int lc;
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tst_parse_opts(argc, argv, NULL, NULL);
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setup();
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for (lc = 0; TEST_LOOPING(lc); ++lc)
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do_tests();
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tst_exit();
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}
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#define NH_TEST 0x9f
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#ifndef IPV6_RECVPKTINFO
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#define IPV6_RECVPKTINFO -1
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#endif
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#ifndef IPV6_RECVHOPLIMIT
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#define IPV6_RECVHOPLIMIT -1
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#endif
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#ifndef IPV6_RECVRTHDR
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#define IPV6_RECVRTHDR -1
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#endif
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#ifndef IPV6_RECVHOPOPTS
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#define IPV6_RECVHOPOPTS -1
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#endif
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#ifndef IPV6_RECVDSTOPTS
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#define IPV6_RECVDSTOPTS -1
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#endif
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#ifndef IPV6_RECVTCLASS
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#define IPV6_RECVTCLASS -1
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#endif
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#ifndef IPV6_TCLASS
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#define IPV6_TCLASS -1
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#endif
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#ifndef IPV6_2292PKTINFO
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#define IPV6_2292PKTINFO -1
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#endif
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#ifndef IPV6_2292HOPLIMIT
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#define IPV6_2292HOPLIMIT -1
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#endif
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#ifndef IPV6_2292RTHDR
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#define IPV6_2292RTHDR -1
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#endif
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#ifndef IPV6_2292HOPOPTS
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#define IPV6_2292HOPOPTS -1
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#endif
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#ifndef IPV6_2292DSTOPTS
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#define IPV6_2292DSTOPTS -1
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#endif
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union soval {
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struct in6_pktinfo sou_pktinfo;
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int sou_hoplimit;
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struct sockaddr_in6 sou_nexthop;
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struct ip6_rthdr sou_rthdr;
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struct ip6_hbh sou_hopopts;
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struct ip6_dest sou_dstopts;
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struct ip6_dest sou_rthdrdstopts;
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int sou_tclass;
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int sou_bool;
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};
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/* in6_addr initializer for loopback interface */
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#define IN6_LOOP {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }
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#define IN6_ANY {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
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/* so_clrval and so_setval members are initilized in the body */
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static struct soent {
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char *so_tname;
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int so_opt;
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int so_dorecv; /* do receive test? */
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int so_cmtype;
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int so_clear; /* get fresh socket? */
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union soval so_clrval;
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union soval so_setval;
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socklen_t so_valsize;
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} sotab[] = {
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/* RFC 3542, Section 4 */
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{"IPV6_RECVPKTINFO", IPV6_RECVPKTINFO, 1, IPV6_PKTINFO, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_RECVHOPLIMIT", IPV6_RECVHOPLIMIT, 1, IPV6_HOPLIMIT, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_RECVRTHDR", IPV6_RECVRTHDR, 0, IPV6_RTHDR, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_RECVHOPOPTS", IPV6_RECVHOPOPTS, 0, IPV6_HOPOPTS, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_RECVDSTOPTS", IPV6_RECVDSTOPTS, 0, IPV6_DSTOPTS, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_RECVTCLASS", IPV6_RECVTCLASS, 1, IPV6_TCLASS, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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/* make sure TCLASS stays when setting another opt */
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{"IPV6_RECVTCLASS (2)", IPV6_RECVHOPLIMIT, 1, IPV6_TCLASS, 0,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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/* OLD values */
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{"IPV6_2292PKTINFO", IPV6_2292PKTINFO, 1, IPV6_2292PKTINFO, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_2292HOPLIMIT", IPV6_2292HOPLIMIT, 1, IPV6_2292HOPLIMIT, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_2292RTHDR", IPV6_2292RTHDR, 0, IPV6_2292RTHDR, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_2292HOPOPTS", IPV6_2292HOPOPTS, 0, IPV6_2292HOPOPTS, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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{"IPV6_2292DSTOPTS", IPV6_2292DSTOPTS, 0, IPV6_2292DSTOPTS, 1,
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{{{{{0} } }, 0} }, {{{{{0} } }, 0} }, sizeof(int)},
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};
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#define SOCOUNT ARRAY_SIZE(sotab)
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struct soprot {
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int sop_pid; /* sender PID */
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int sop_seq; /* sequence # */
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int sop_dlen; /* tp_dat length */
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unsigned char sop_dat[0]; /* user data */
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};
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static unsigned char tpbuf[sizeof(struct soprot) + 2048];
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static unsigned char rpbuf[sizeof(struct soprot) + 2048];
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static unsigned char control[2048];
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static int seq;
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static struct cme {
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int cm_len;
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int cm_level;
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int cm_type;
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union {
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uint32_t cmu_tclass;
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uint32_t cmu_hops;
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} cmu;
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} cmtab[] = {
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{sizeof(uint32_t), SOL_IPV6, IPV6_TCLASS, {0x12} },
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{sizeof(uint32_t), SOL_IPV6, IPV6_HOPLIMIT, {0x21} },
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};
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#define CMCOUNT ARRAY_SIZE(cmtab)
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static ssize_t sendall(int st)
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{
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struct sockaddr_in6 sin6;
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struct msghdr msg;
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struct iovec iov;
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struct soprot *psop;
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unsigned char *pd;
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unsigned int i;
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int ctotal;
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psop = (struct soprot *)tpbuf;
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psop->sop_pid = htonl(getpid());
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psop->sop_seq = ++seq;
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psop->sop_dlen = 0;
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memset(&sin6, 0, sizeof(sin6));
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sin6.sin6_family = AF_INET6;
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sin6.sin6_addr = in6addr_loopback;
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memset(&msg, 0, sizeof(msg));
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msg.msg_name = &sin6;
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msg.msg_namelen = sizeof(sin6);
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iov.iov_base = tpbuf;
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iov.iov_len = sizeof(struct soprot) + ntohl(psop->sop_dlen);
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msg.msg_iov = &iov;
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msg.msg_iovlen = 1;
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pd = control;
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ctotal = 0;
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for (i = 0; i < CMCOUNT; ++i) {
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struct cmsghdr *pcmsg = (struct cmsghdr *)pd;
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pcmsg->cmsg_len = CMSG_LEN(cmtab[i].cm_len);
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pcmsg->cmsg_level = cmtab[i].cm_level;
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pcmsg->cmsg_type = cmtab[i].cm_type;
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memcpy(CMSG_DATA(pcmsg), &cmtab[i].cmu, cmtab[i].cm_len);
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pd += CMSG_SPACE(cmtab[i].cm_len);
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ctotal += CMSG_SPACE(cmtab[i].cm_len);
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}
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msg.msg_control = ctotal ? control : 0;
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msg.msg_controllen = ctotal;
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return sendmsg(st, &msg, 0);
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}
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static void so_test(struct soent *psoe)
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{
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struct sockaddr_in6 sin6;
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union soval sobuf;
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socklen_t valsize;
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static int sr = -1;
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int st;
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if (psoe->so_opt == -1) {
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tst_brkm(TBROK | TERRNO, NULL, "%s not present at compile time",
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psoe->so_tname);
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}
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if (psoe->so_clear || sr < 0) {
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if (sr < 0)
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close(sr);
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sr = SAFE_SOCKET(NULL, PF_INET6, SOCK_RAW, NH_TEST);
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}
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memset(&sin6, 0, sizeof(sin6));
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sin6.sin6_family = AF_INET6;
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sin6.sin6_addr = in6addr_loopback;
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SAFE_BIND(NULL, sr, (struct sockaddr *)&sin6, sizeof(sin6));
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if (setsockopt(sr, SOL_IPV6, psoe->so_opt, &psoe->so_clrval,
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psoe->so_valsize) < 0) {
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tst_brkm(TBROK | TERRNO, NULL, "%s: setsockopt",
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psoe->so_tname);
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}
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TEST(setsockopt(sr, SOL_IPV6, psoe->so_opt, &psoe->so_setval,
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psoe->so_valsize));
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if (TEST_RETURN != 0) {
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tst_resm(TFAIL | TERRNO, "%s set-get: setsockopt",
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psoe->so_tname);
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return;
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}
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valsize = psoe->so_valsize;
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TEST(getsockopt(sr, SOL_IPV6, psoe->so_opt, &sobuf, &valsize));
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if (TEST_RETURN != 0) {
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tst_brkm(TBROK | TERRNO, NULL, "%s set-get: getsockopt",
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psoe->so_tname);
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} else if (memcmp(&psoe->so_setval, &sobuf, psoe->so_valsize)) {
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tst_resm(TFAIL, "%s set-get optval != setval", psoe->so_tname);
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} else {
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tst_resm(TPASS, "%s set-get", psoe->so_tname);
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}
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st = SAFE_SOCKET(NULL, PF_INET6, SOCK_RAW, NH_TEST);
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if (sendall(st) < 0)
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tst_brkm(TBROK | TERRNO, NULL, "%s transmit sendto",
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psoe->so_tname);
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close(st);
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/* receiver processing */
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{
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fd_set rfds, rfds_saved;
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int nfds, cc;
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int gotone;
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struct timeval tv;
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struct msghdr msg;
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unsigned char cmsg[2048];
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struct cmsghdr *pcmsg;
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struct iovec iov;
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FD_ZERO(&rfds_saved);
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FD_SET(sr, &rfds_saved);
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tv.tv_sec = 0;
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tv.tv_usec = 250000;
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while (1) {
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memcpy(&rfds, &rfds_saved, sizeof(rfds));
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nfds = select(sr + 1, &rfds, 0, 0, &tv);
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if (nfds < 0) {
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if (errno == EINTR)
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continue;
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tst_brkm(TBROK | TERRNO, NULL, "%s select",
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psoe->so_tname);
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}
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if (nfds == 0) {
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tst_brkm(TBROK, NULL, "%s recvmsg timed out",
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psoe->so_tname);
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return;
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}
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/* else, nfds == 1 */
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if (!FD_ISSET(sr, &rfds))
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continue;
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memset(&msg, 0, sizeof(msg));
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iov.iov_base = rpbuf;
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iov.iov_len = sizeof(rpbuf);
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msg.msg_iov = &iov;
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msg.msg_iovlen = 1;
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msg.msg_control = cmsg;
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msg.msg_controllen = sizeof(cmsg);
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cc = recvmsg(sr, &msg, 0);
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if (cc < 0) {
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tst_brkm(TBROK | TERRNO, NULL, "%s recvmsg",
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psoe->so_tname);
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}
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/* check pid & seq here */
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break;
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}
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gotone = 0;
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for (pcmsg = CMSG_FIRSTHDR(&msg); pcmsg != NULL;
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pcmsg = CMSG_NXTHDR(&msg, pcmsg)) {
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if (!psoe->so_dorecv)
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break;
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gotone = pcmsg->cmsg_level == SOL_IPV6 &&
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pcmsg->cmsg_type == psoe->so_cmtype;
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if (gotone) {
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break;
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} else if (psoe->so_clear) {
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tst_resm(TFAIL, "%s receive: extraneous data "
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"in control: level %d type %d len %zu",
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psoe->so_tname, pcmsg->cmsg_level,
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pcmsg->cmsg_type, pcmsg->cmsg_len);
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return;
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}
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}
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/* check contents here */
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if (psoe->so_dorecv)
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tst_resm(gotone ? TPASS : TFAIL, "%s receive",
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psoe->so_tname);
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}
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}
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static void do_tests(void)
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{
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unsigned int i;
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for (i = 0; i < SOCOUNT; ++i) {
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sotab[i].so_clrval.sou_bool = 0;
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sotab[i].so_setval.sou_bool = 1;
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so_test(&sotab[i]);
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}
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}
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static void setup(void)
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{
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TEST_PAUSE;
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}
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