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Differential D16046 Diff 45378 cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/ip/tst.ipv4localudp.ksh

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cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/ip/tst.ipv4localudp.ksh

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# CDDL HEADER END # CDDL HEADER END
# #
# #
# Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. # Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
# #
# #
# Test ip:::{send,receive} of IPv4 UDP to a local address. # Test {ip,udp}:::{send,receive} of IPv4 UDP to a local address.
# #
# This may fail due to: # This may fail due to:
# #
# 1. A change to the ip stack breaking expected probe behavior, # 1. A change to the ip stack breaking expected probe behavior,
# which is the reason we are testing. # which is the reason we are testing.
# 2. No physical network interface is plumbed and up. # 2. No physical network interface is plumbed and up.
# 3. No other hosts on this subnet are reachable and listening on rpcbind. # 3. No other hosts on this subnet are reachable and listening on rpcbind.
# 4. An unlikely race causes the unlocked global send/receive # 4. An unlikely race causes the unlocked global send/receive
# variables to be corrupted. # variables to be corrupted.
# #
# This test sends a UDP message using perl and checks that at least the # This test sends a UDP message using perl and checks that at least the
# following counts were traced: # following counts were traced:
# #
# 1 x ip:::send (UDP sent to UDP port 33434) # 1 x ip:::send (UDP sent to UDP port 33434)
# 1 x udp:::send (UDP sent to UDP port 33434) # 1 x udp:::send (UDP sent to UDP port 33434)
# 1 x ip:::receive (UDP received) # 1 x ip:::receive (UDP received)
# 1 x udp:::receive (UDP received)
# #
# No udp:::receive event is expected since the UDP packet elicts # A udp:::receive event is expected even if the received UDP packet
# an ICMP PORT_UNREACHABLE response rather than a UDP packet, and locally # elicts an ICMP PORT_UNREACHABLE message since there is no UDP
dteskeUnsubmitted
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It looks like the original (pre-patch) code had a typo. Could you do us a favor and fix the typo while you're here? s/elicts/elicits/

dteske: It looks like the original (pre-patch) code had a typo. Could you do us a favor and fix the…
tuexenAuthorUnsubmitted
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Have it in my local copy...

tuexen: Have it in my local copy...
# the echo request UDP packet only reaches IP, so the udp:::receive probe # socket for receiving the packet.
# is not triggered by it.
# #
if (( $# != 1 )); then if (( $# != 1 )); then
print -u2 "expected one argument: <dtrace-path>" print -u2 "expected one argument: <dtrace-path>"
exit 2 exit 2
fi fi
dtrace=$1 dtrace=$1
Show All 14 Linescat > test.pl <<-EOPERL
send \$s, "Hello", 0; send \$s, "Hello", 0;
close \$s; close \$s;
sleep(2); sleep(2);
EOPERL EOPERL
$dtrace -c 'perl test.pl' -qs /dev/stdin <<EODTRACE $dtrace -c 'perl test.pl' -qs /dev/stdin <<EODTRACE
BEGIN BEGIN
{ {
ipsend = udpsend = ipreceive = 0; ipsend = udpsend = ipreceive = udpreceive = 0;
} }
ip:::send ip:::send
/args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local" && /args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local" &&
args[4]->ipv4_protocol == IPPROTO_UDP/ args[4]->ipv4_protocol == IPPROTO_UDP/
{ {
ipsend++; ipsend++;
} }
udp:::send udp:::send
/args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local"/ /args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local"/
{ {
udpsend++; udpsend++;
} }
ip:::receive ip:::receive
/args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local" && /args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local" &&
args[4]->ipv4_protocol == IPPROTO_UDP/ args[4]->ipv4_protocol == IPPROTO_UDP/
{ {
ipreceive++; ipreceive++;
} }
udp:::receive
/args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local"/
{
udpreceive++;
}
END END
{ {
printf("Minimum UDP events seen\n\n"); printf("Minimum UDP events seen\n\n");
printf("ip:::send - %s\n", ipsend >= 1 ? "yes" : "no"); printf("ip:::send - %s\n", ipsend >= 1 ? "yes" : "no");
printf("ip:::receive - %s\n", ipreceive >= 1 ? "yes" : "no"); printf("ip:::receive - %s\n", ipreceive >= 1 ? "yes" : "no");
printf("udp:::send - %s\n", udpsend >= 1 ? "yes" : "no"); printf("udp:::send - %s\n", udpsend >= 1 ? "yes" : "no");
printf("udp:::receive - %s\n", udpreceive >= 1 ? "yes" : "no");
} }
EODTRACE EODTRACE
status=$? status=$?
cd / cd /
/bin/rm -rf $DIR /bin/rm -rf $DIR
exit $status exit $status