some raw IP and UNIX datagram modes failed on BSD systems; test.sh: more stable timing, corrections for BSD

This commit is contained in:
Gerhard Rieger 2008-09-14 18:33:28 +02:00
parent 67e59494c4
commit f8496421f9
7 changed files with 97 additions and 41 deletions

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@ -1,5 +1,7 @@
corrections:
some raw IP and UNIX datagram modes failed on BSD systems
when UDP-LISTEN continued to listen after packet dropped by, e.g.,
range option, the old listen socket would not be closed but a new one
created. open sockets could accumulate.
@ -24,7 +26,7 @@ corrections:
some minor corrections
improved test.sh script
improved test.sh script: more stable timing, corrections for BSD
replaced the select() calls by poll() to cleanly fix the problems with
many file descriptors already open

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@ -97,7 +97,7 @@ doc/socat.1: doc/socat.yo
yodl2man -o $@ $+
doc/socat.html: doc/socat.yo
yodl2html -o $@ $+
cd doc; yodl2html -o socat.html socat.yo; cd ..
progs: $(PROGS)

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@ -905,10 +905,10 @@ int _socat(void) {
(fd2in->revents&(POLLIN|POLLHUP|POLLERR))) {
mayrd2 = true;
}
if (XIO_GETWRFD(sock1) >= 0 && (fd1out->revents&(POLLOUT|POLLERR))) {
if (XIO_GETWRFD(sock1) >= 0 && (fd1out->revents&(POLLOUT|POLLHUP|POLLERR))) {
maywr1 = true;
}
if (XIO_GETWRFD(sock2) >= 0 && (fd2out->revents&(POLLOUT|POLLERR))) {
if (XIO_GETWRFD(sock2) >= 0 && (fd2out->revents&(POLLOUT|POLLHUP|POLLERR))) {
maywr2 = true;
}

113
test.sh
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@ -11,6 +11,30 @@
#set -vx
val_t=0.1
while [ "$1" ]; do
case "X$1" in
X-t?*) val_t="${1#-t}" ;;
X-t) shift; val_t="$1" ;;
*) break;
esac
shift
done
opt_t="-t $val_t"
#MICROS=100000
case "X$val_t" in
X*.???????*) S="${val_t%.*}"; uS="${val_t#*.}"; uS="${uS:0:6}" ;;
X*.*) S="${val_t%.*}"; uS="${val_t#*.}"; uS="${uS}000000"; uS="${uS:0:6}" ;;
X*) S="${val_t}"; uS="000000" ;;
esac
MICROS=${S}${uS}
MICROS=${MICROS##0000}; MICROS=${MICROS##00}; MICROS=${MICROS##0}
#
_MICROS=$((MICROS+999999)); SECONDs="${_MICROS%??????}"
[ -z "$SECONDs" ] && SECONDs=0
withroot=0 # perform privileged tests even if not run by root
#PATH=$PATH:/opt/freeware/bin
#PATH=$PATH:/usr/local/ssl/bin
@ -20,7 +44,7 @@ MISCDELAY=1
[ -z "$SOCAT" ] && SOCAT="./socat"
[ -z "$PROCAN" ] && PROCAN="./procan"
[ -z "$FILAN" ] && FILAN="./filan"
opts="-t0.1 $OPTS"
opts="$opt_t $OPTS"
export SOCAT_OPTS="$opts"
#debug="1"
debug=
@ -31,18 +55,26 @@ MCINTERFACE=lo # !!! Linux only
#LOCALHOST=localhost
LOCALHOST=127.0.0.1
LOCALHOST6=[::1]
PROTO=$((192+RANDOM/1024))
PROTO=$((144+RANDOM/2048))
PORT=12002
SOURCEPORT=2002
CAT=cat
OD_C="od -c"
# precision sleep; takes seconds with fractional part
psleep () {
local T="$1"
[ "$T" = 0 ] && T=0.000002
$SOCAT -T "$T" pipe pipe
}
# time in microseconds to wait in some situations
MICROS=100000
if ! type usleep >/dev/null 2>&1; then
usleep () {
local n="$1"
# older bashes do not accept $1 here:
sleep $(((n+999999)/1000000))
case "$n" in
*???????) S="${n%??????}"; uS="${n:${#n}-6}" ;;
*) S=0; uS="00000$n"; uS="${uS:${#uS}-6}" ;;
esac
$SOCAT -T $S.$uS pipe pipe
}
fi
#USLEEP=usleep
@ -94,7 +126,7 @@ Linux)
BCADDR=127.255.255.255
BCIFADDR=$($IFCONFIG $BROADCASTIF |grep 'inet ' |awk '{print($2);}' |cut -d: -f2) ;;
FreeBSD|NetBSD|OpenBSD)
MAINIF=$($IFCONFIG -a |grep '^[a-z]' |head -1 |cut -d: -f1)
MAINIF=$($IFCONFIG -a |grep '^[a-z]' |grep -v '^lo0: ' |head -1 |cut -d: -f1)
BROADCASTIF="$MAINIF"
SECONDADDR=$($IFCONFIG $BROADCASTIF |grep 'inet ' |awk '{print($2);}')
BCIFADDR="$SECONDADDR"
@ -105,8 +137,10 @@ HP-UX)
SECONDADDR=$($IFCONFIG $MAINIF |tail -n 1 |awk '{print($2);}')
BCADDR=$($IFCONFIG $BROADCASTIF |grep 'broadcast ' |sed 's/.*broadcast/broadcast/' |awk '{print($2);}') ;;
SunOS)
MAINIF=$($IFCONFIG -a |grep '^[a-z]' |grep -v '^lo0: ' |head -1 |cut -d: -f1)
BROADCASTIF="$MAINIF"
#BROADCASTIF=hme0
BROADCASTIF=eri0
#BROADCASTIF=eri0
SECONDADDR=$($IFCONFIG $BROADCASTIF |grep 'inet ' |awk '{print($2);}')
BCIFADDR="$SECONDADDR"
BCADDR=$($IFCONFIG $BROADCASTIF |grep 'broadcast ' |sed 's/.*broadcast/broadcast/' |awk '{print($2);}') ;;
@ -123,9 +157,12 @@ case "$UNAME" in
;;
esac
if [ -z "$SECONDIP6ADDR" ]; then
case "$TESTS" in
*%root2%*) $IFCONFIG eth0 ::2/128
esac
# case "$TESTS" in
# *%root2%*) $IFCONFIG eth0 ::2/128
# esac
SECONDIP6ADDR="$LOCALHOST6"
else
SECONDIP6ADDR="[$SECONDIP6ADDR]"
fi
TRUE=$(which true)
@ -147,7 +184,7 @@ vt100|vt320|linux|xterm|cons25|dtterm|aixterm|sun-color)
RED="\0033[31m"
GREEN="\0033[32m"
YELLOW="\0033[33m"
if [ "$UNAME" = SunOS ]; then
if false && [ "$UNAME" = SunOS ]; then
NORMAL="\0033[30m"
else
NORMAL="\0033[39m"
@ -156,7 +193,7 @@ vt100|vt320|linux|xterm|cons25|dtterm|aixterm|sun-color)
RED="\033[31m"
GREEN="\033[32m"
YELLOW="\033[33m"
if [ "$UNAME" = SunOS ]; then
if false && [ "$UNAME" = SunOS ]; then
NORMAL="\033[30m"
else
NORMAL="\033[39m"
@ -1436,7 +1473,7 @@ testecho () {
#$ECHO "testing $title (test $N)... \c"
$PRINTF "test $F_n %s... " $N "$title"
#echo "$da" |$cmd >"$tf" 2>"$te"
(echo "$da"; sleep $T) |($SOCAT $opts "$arg1" "$arg2" >"$tf" 2>"$te"; echo $? >"$td/test$N.rc") &
(psleep $T; echo "$da"; psleep $T) |($SOCAT $opts "$arg1" "$arg2" >"$tf" 2>"$te"; echo $? >"$td/test$N.rc") &
export rc1=$!
#sleep 5 && kill $rc1 2>/dev/null &
# rc2=$!
@ -1476,7 +1513,7 @@ testod () {
local dain="$(date) $RANDOM"
local daout="$(echo "$dain" |$OD_C)"
$PRINTF "test $F_n %s... " $num "$title"
(echo "$dain"; sleep $T) |$SOCAT $opts "$arg1" "$arg2" >"$tf" 2>"$te"
(psleep $T; echo "$dain"; psleep $T) |$SOCAT $opts "$arg1" "$arg2" >"$tf" 2>"$te"
if [ "$?" != 0 ]; then
$PRINTF "$FAILED: $SOCAT:\n"
echo "$SOCAT $opts $arg1 $arg2"
@ -1537,6 +1574,8 @@ ifprocess () {
FreeBSD) l="$(ps -faje |grep "^........ $(printf %5u $1)")" ;;
HP-UX) l="$(ps -fade |grep "^........ $(printf %5u $1)")" ;;
Linux) l="$(ps -fade |grep "^........ $(printf %5u $1)")" ;;
NetBSD) l="$(ps -aj |grep "^........ $(printf %4u $1)")" ;;
OpenBSD) l="$(ps -kaj |grep "^........ $(printf %5u $1)")" ;;
SunOS) l="$(ps -fade |grep "^........ $(printf %5u $1)")" ;;
*) l="$(ps -fade |grep "^[^ ][^ ]*[ ][ ]*$(printf %5u $1) ")" ;;
esac
@ -1557,6 +1596,8 @@ childprocess () {
FreeBSD) l="$(ps -faje |grep "^........ ..... $(printf %5u $1)")" ;;
HP-UX) l="$(ps -fade |grep "^........ ..... $(printf %5u $1)")" ;;
Linux) l="$(ps -fade |grep "^........ ..... $(printf %5u $1)")" ;;
NetBSD) l="$(ps -aj |grep "^........ ..... $(printf %4u $1)")" ;;
OpenBSD) l="$(ps -kaj |grep "^........ ..... $(printf %5u $1)")" ;;
SunOS) l="$(ps -fade |grep "^........ ..... $(printf %5u $1)")" ;;
*) l="$(ps -fade |grep "^[^ ][^ ]*[ ][ ]*[0-9][0-9]**[ ][ ]*$(printf %5u $1) ")" ;; esac
if [ -z "$l" ]; then
@ -2009,7 +2050,7 @@ NAME=SYSTEMSOCKET
case "$TESTS" in
*%functions%*|*%system%*|*%$NAME%*)
TEST="$NAME: simple echo via system() of cat with socketpair"
testecho "$N" "$TEST" "" "system:$CAT" "$opts"
testecho "$N" "$TEST" "" "system:$CAT" "$opts" "$val_t"
esac
N=$((N+1))
@ -2073,12 +2114,12 @@ NAME=DUALSYSTEMFDS
case "$TESTS" in
*%functions%*|*%system%*|*%$NAME%*)
TEST="$NAME: echo via dual system() of cat"
testecho "$N" "$TEST" "system:$CAT>&6,fdout=6!!system:$CAT<&7,fdin=7" "" "$opts"
testecho "$N" "$TEST" "system:$CAT>&6,fdout=6!!system:$CAT<&7,fdin=7" "" "$opts" "$val_t"
esac
N=$((N+1))
# test: send EOF to exec'ed sub process, let it finished its operation, and
# test: send EOF to exec'ed sub process, let it finish its operation, and
# check if the sub process returns its data before terminating.
NAME=EXECSOCKETFLUSH
# idea: have socat exec'ing od; send data and EOF, and check if the od'ed data
@ -2095,7 +2136,7 @@ NAME=SYSTEMSOCKETFLUSH
case "$TESTS" in
*%functions%*|*%system%*|*%$NAME%*)
TEST="$NAME: call to od via system() with socketpair"
testod "$N" "$TEST" "" "system:$OD_C" "$opts"
testod "$N" "$TEST" "" "system:$OD_C" "$opts" $val_t
esac
N=$((N+1))
@ -3579,7 +3620,7 @@ te="$td/test$N.stderr"
tdiff="$td/test$N.diff"
da="test$N $(date) $RANDOM"
CMD2="$SOCAT $opts OPENSSL-LISTEN:$PORT,pf=ip4,reuseaddr,$SOCAT_EGD,cert=testsrv.crt,key=testsrv.key,verify=0 exec:'$OD_C'"
CMD="$SOCAT $opts - openssl:$LOCALHOST:$PORT,verify=0,$SOCAT_EGD"
CMD="$SOCAT -T1 $OPTS - openssl:$LOCALHOST:$PORT,verify=0,$SOCAT_EGD"
printf "test $F_n $TEST... " $N
eval "$CMD2 2>\"${te}1\" &"
pid=$! # background process id
@ -4412,6 +4453,7 @@ EOF
#0 if ! sed 's/.*\r//g' "$tpo" |diff -q "$tr" - >/dev/null 2>&1; then
#0 if ! sed 's/.*'"$($ECHO '\r\c')"'/</g' "$tpo" |diff -q "$tr" - >/dev/null 2>&1; then
wait
if ! tr "$($ECHO '\r \c')" "% " <$tpo |sed 's/%$//g' |sed 's/.*%//g' |diff "$tr" - >"$tdiff" 2>&1; then
$PRINTF "$FAILED: $SOCAT:\n"
echo "$CMD"
@ -7110,15 +7152,15 @@ tdiff="$td/test$N.diff"
da1a="$(date) $RANDOM"
da1b="$(date) $RANDOM"
CMD1="$SOCAT $opts - UNIX-CONNECT:$ts"
CMD="$SOCAT -t0.1 $opts EXEC:"$CAT",end-close UNIX-LISTEN:$ts,fork"
CMD="$SOCAT $opts EXEC:"$CAT",end-close UNIX-LISTEN:$ts,fork"
printf "test $F_n $TEST... " $N
$CMD 2>"${te}2" &
pid2=$!
waitfile $ts 1
echo "$da1a" |$CMD1 2>>"${te}1a" >"$tf"
usleep 100000
usleep $MICROS
echo "$da1b" |$CMD1 2>>"${te}1b" >>"$tf"
usleep 100000
#usleep $MICROS
kill "$pid2" 2>/dev/null
wait
if [ $? -ne 0 ]; then
@ -7285,6 +7327,7 @@ case "$TESTS" in
TEST="$NAME: UDP/IPv4 broadcast"
if [ -z "$BCADDR" ]; then
$PRINTF "test $F_n $TEST... ${YELLOW}dont know a broadcast address${NORMAL}\n" $N
numCANT=$((numCANT+1))
else
tf="$td/test$N.stdout"
te="$td/test$N.stderr"
@ -7921,9 +7964,9 @@ to="$td/test$N.out"
te="$td/test$N.err"
tdiff="$td/test$N.diff"
da="test$N $(date) $RANDOM"; da="$da$($ECHO '\r')"
CMD="$SOCAT $opts system:\"echo A; sleep 2\",readbytes=2!!- -!!/dev/null"
CMD="$SOCAT $opts system:\"echo A; sleep $((2*SECONDs))\",readbytes=2!!- -!!/dev/null"
printf "test $F_n $TEST... " $N
(sleep 1; echo) |eval "$CMD" >"$to" 2>"$te"
(usleep $((2*MICROS)); echo) |eval "$CMD" >"$to" 2>"$te"
if test -s "$to"; then
$PRINTF "$FAILED: $SOCAT:\n"
echo "$CMD"
@ -7944,7 +7987,7 @@ NAME=EXECPTYKILL
case "$TESTS" in
*%functions%*|*%bugs%*|*%exec%*|*%$NAME%*)
TEST="$NAME: exec:...,pty explicitely kills sub process"
# we want to check if the exec'd sub process is kill in time
# we want to check if the exec'd sub process is killed in time
# for this we have a shell script that generates a file after two seconds;
# it should be killed after one second, so if the file was generated the test
# has failed
@ -7955,18 +7998,18 @@ tda="$td/test$N.data"
tsh="$td/test$N.sh"
tdiff="$td/test$N.diff"
cat >"$tsh" <<EOF
sleep 1; echo; sleep 1; touch "$tda"; echo
sleep $SECONDs; echo; sleep $SECONDs; touch "$tda"; echo
EOF
chmod a+x "$tsh"
CMD1="$SOCAT $opts -U UNIX-LISTEN:$ts,fork EXEC:$tsh,pty"
CMD="$SOCAT $opts /dev/null UNIX-CONNECT:$ts"
CMD1="$SOCAT $opts -t $SECONDs -U UNIX-LISTEN:$ts,fork EXEC:$tsh,pty"
CMD="$SOCAT $opts -t $SECONDs /dev/null UNIX-CONNECT:$ts"
printf "test $F_n $TEST... " $N
$CMD1 2>"${te}2" &
pid1=$!
sleep 1
waitfile $ts 1
sleep $SECONDs
waitfile $ts $SECONDs
$CMD 2>>"${te}1" >>"$tf"
usleep 2500000
sleep $((2*SECONDs))
kill "$pid1" 2>/dev/null
wait
if [ $? -ne 0 ]; then
@ -8073,7 +8116,7 @@ done
#echo "$REDIR"
#testecho "$N" "$TEST" "" "pipe" "$opts -T 3" "" 1
#set -vx
eval testecho "\"$N\"" "\"$TEST\"" "\"\"" "pipe" "\"$opts -T 1\"" 1 $REDIR
eval testecho "\"$N\"" "\"$TEST\"" "\"\"" "pipe" "\"$opts -T $((2*SECONDs))\"" 1 $REDIR
#set +vx
fi # could determine FOPEN_MAX
esac
@ -8107,8 +8150,9 @@ rc2=$?
sleep 1
#read -p ">"
l="$(childprocess $pid1)"
rcc=$?
kill $pid1 2>/dev/null; wait
if [ $rc2 -ne 0 ]; then
if [ $rc2 -ne 0 -o $rcc -ne 0 ]; then
$PRINTF "$NO_RESULT\n" # already handled in test UDP4STREAM
numCANT=$((numCANT+1))
elif ! echo "$da" |diff - "$tf" >"$tdiff"; then
@ -8157,8 +8201,9 @@ rc2=$?
sleep 1
#read -p ">"
l="$(childprocess $pid1)"
rcc=$?
kill $pid1 2>/dev/null; wait
if [ $rc2 -ne 0 ]; then
if [ $rc2 -ne 0 -o $rcc -ne 0 ]; then
$PRINTF "$NO_RESULT\n" # already handled in test UDP4DGRAM
numCANT=$((numCANT+1))
elif ! echo "$da" |diff - "$tf" >"$tdiff"; then

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@ -56,7 +56,8 @@ const struct optdesc opt_ip_router_alert={"ip-router-alert","routeralert",OPT_IP
#endif
/* following: Linux allows int but OpenBSD reqs char/byte */
const struct optdesc opt_ip_multicast_ttl={"ip-multicast-ttl","multicastttl",OPT_IP_MULTICAST_TTL,GROUP_SOCK_IP,PH_PASTSOCKET,TYPE_BYTE,OFUNC_SOCKOPT,SOL_IP,IP_MULTICAST_TTL};
const struct optdesc opt_ip_multicast_loop={"ip-multicast-loop","multicastloop",OPT_IP_MULTICAST_LOOP,GROUP_SOCK_IP,PH_PASTSOCKET,TYPE_INT,OFUNC_SOCKOPT,SOL_IP,IP_MULTICAST_LOOP};
/* following: Linux allows int but OpenBSD reqs char/byte */
const struct optdesc opt_ip_multicast_loop={"ip-multicast-loop","multicastloop",OPT_IP_MULTICAST_LOOP,GROUP_SOCK_IP,PH_PASTSOCKET,TYPE_BYTE,OFUNC_SOCKOPT,SOL_IP,IP_MULTICAST_LOOP};
const struct optdesc opt_ip_multicast_if ={"ip-multicast-if", "multicast-if", OPT_IP_MULTICAST_IF, GROUP_SOCK_IP,PH_PASTSOCKET,TYPE_IP4NAME,OFUNC_SOCKOPT,SOL_IP,IP_MULTICAST_IF};
#ifdef IP_PKTOPTIONS
const struct optdesc opt_ip_pktoptions = { "ip-pktoptions", "pktopts", OPT_IP_PKTOPTIONS, GROUP_SOCK_IP, PH_PASTSOCKET, TYPE_INT, OFUNC_SOCKOPT, SOL_IP, IP_PKTOPTIONS };

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@ -298,8 +298,10 @@ int xioopen_rawip_recv(int argc, const char *argv[], struct opt *opts,
}
xfd->stream.dtype = XIODATA_RECV_SKIPIP;
result = _xioopen_dgram_recv(&xfd->stream, xioflags, &/*us.soa*/xfd->stream.para.socket.la.soa, uslen,
opts, pf, socktype, ipproto, E_ERROR);
result =
_xioopen_dgram_recv(&xfd->stream, xioflags,
needbind?&xfd->stream.para.socket.la.soa:NULL, uslen,
opts, pf, socktype, ipproto, E_ERROR);
_xio_openlate(&xfd->stream, opts);
return result;
}

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@ -78,6 +78,9 @@ xiosetunix(struct sockaddr_un *saun,
if (tight) {
len = sizeof(struct sockaddr_un)-sizeof(saun->sun_path)+
MIN(pathlen, sizeof(saun->sun_path));
#if HAVE_STRUCT_SOCKADDR_SALEN
saun->sun_len = len;
#endif
} else {
len = sizeof(struct sockaddr_un);
}
@ -91,6 +94,9 @@ xiosetunix(struct sockaddr_un *saun,
if (tight) {
len = sizeof(struct sockaddr_un)-sizeof(saun->sun_path)+
MIN(pathlen+1, sizeof(saun->sun_path));
#if HAVE_STRUCT_SOCKADDR_SALEN
saun->sun_len = len;
#endif
} else {
len = sizeof(struct sockaddr_un);
}