tests/sys/netinet6/frag6/frag6_06.sh

   1 #-
   2 # SPDX-License-Identifier: BSD-2-Clause
   3 #
   4 # Copyright (c) 2019 Netflix, Inc.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25 # SUCH DAMAGE.
  26 #
  27
  28 . $(atf_get_srcdir)/frag6.subr
  29
  30 frag6_06_pre_test_0() {
  31
  32         local jname ifname
  33         jname=$1
  34
  35         case "${jname}" in
  36         "")     echo "ERROR: jname is empty"; return ;;
  37         esac
  38
  39         # Never accept fragments.
  40         jexec ${jname} sysctl net.inet6.ip6.maxfragbucketsize=0
  41 }
  42
  43
  44 frag6_06_check_stats_0() {
  45
  46         local jname ifname
  47         jname=$1
  48         ifname=$2
  49
  50         case "${jname}" in
  51         "")     echo "ERROR: jname is empty"; return ;;
  52         esac
  53         case "${ifname}" in
  54         "")     echo "ERROR: ifname is empty"; return ;;
  55         esac
  56
  57         # Defaults are: IPV6_FRAGTTL  120 slowtimo ticks.
  58         # pfslowtimo() is run at hz/2.  So this takes 60s.
  59         # This is awefully long for a test case.
  60         # The Python script has to wait for this already to get the ICMPv6
  61         # hence we do not sleep here anymore.
  62
  63         nf=`jexec ${jname} sysctl -n net.inet6.ip6.frag6_nfragpackets`
  64         case ${nf} in
  65         0)      break ;;
  66         *)      atf_fail "VNET frag6_nfragpackets not 0 but: ${nf}" ;;
  67         esac
  68         nf=`sysctl -n net.inet6.ip6.frag6_nfrags`
  69         case ${nf} in
  70         0)      break ;;
  71         *)      atf_fail "Global frag6_nfrags not 0 but: ${nf}" ;;
  72         esac
  73
  74         #
  75         # Check that the sysctl is set to what we expect.
  76         #
  77         sn=`jexec ${jname} sysctl -n net.inet6.ip6.maxfragbucketsize`
  78         case "${sn}" in
  79         0)      ;;
  80         *)      atf_fail "Sysctl net.inet6.ip6.maxfragbucketsize is ${sn} and not 0" ;;
  81         esac
  82
  83         #
  84         # Check selection of global UDP stats.
  85         #
  86         cat <<EOF > ${HOME}/filter-${jname}.txt
  87     <received-datagrams>0</received-datagrams>
  88     <dropped-incomplete-headers>0</dropped-incomplete-headers>
  89     <dropped-bad-data-length>0</dropped-bad-data-length>
  90     <dropped-bad-checksum>0</dropped-bad-checksum>
  91     <dropped-no-checksum>0</dropped-no-checksum>
  92     <dropped-no-socket>0</dropped-no-socket>
  93     <dropped-broadcast-multicast>0</dropped-broadcast-multicast>
  94     <dropped-full-socket-buffer>0</dropped-full-socket-buffer>
  95     <not-for-hashed-pcb>0</not-for-hashed-pcb>
  96 EOF
  97         count=`jexec ${jname} netstat -s -p udp --libxo xml,pretty | grep -E -x -c -f ${HOME}/filter-${jname}.txt`
  98         rm -f ${HOME}/filter-${jname}.txt
  99         case ${count} in
 100         9)      ;;
 101         *)      jexec ${jname} netstat -s -p udp --libxo xml,pretty
 102                 atf_fail "Global UDP statistics do not match: ${count} != 9" ;;
 103         esac
 104
 105
 106         #
 107         # Check selection of global IPv6 stats.
 108         #
 109         cat <<EOF > ${HOME}/filter-${jname}.txt
 110     <dropped-below-minimum-size>0</dropped-below-minimum-size>
 111     <dropped-short-packets>0</dropped-short-packets>
 112     <dropped-bad-options>0</dropped-bad-options>
 113     <dropped-bad-version>0</dropped-bad-version>
 114     <received-fragments>20</received-fragments>
 115     <dropped-fragment>20</dropped-fragment>
 116     <dropped-fragment-after-timeout>0</dropped-fragment-after-timeout>
 117     <dropped-fragments-overflow>0</dropped-fragments-overflow>
 118     <atomic-fragments>0</atomic-fragments>
 119     <reassembled-packets>0</reassembled-packets>
 120     <forwarded-packets>0</forwarded-packets>
 121     <packets-not-forwardable>0</packets-not-forwardable>
 122     <sent-redirects>0</sent-redirects>
 123     <send-packets-fabricated-header>0</send-packets-fabricated-header>
 124     <discard-no-mbufs>0</discard-no-mbufs>
 125     <discard-no-route>0</discard-no-route>
 126     <sent-fragments>0</sent-fragments>
 127     <fragments-created>0</fragments-created>
 128     <discard-cannot-fragment>0</discard-cannot-fragment>
 129     <discard-scope-violations>0</discard-scope-violations>
 130 EOF
 131         count=`jexec ${jname} netstat -s -p ip6 --libxo xml,pretty | grep -E -x -c -f ${HOME}/filter-${jname}.txt`
 132         rm -f ${HOME}/filter-${jname}.txt
 133         case ${count} in
 134         20)     ;;
 135         *)      jexec ${jname} netstat -s -p ip6 --libxo xml,pretty
 136                 atf_fail "Global IPv6 statistics do not match: ${count} != 20" ;;
 137         esac
 138
 139         #
 140         # Check selection of global ICMPv6 stats.
 141         # XXX-TODO check output histogram (just too hard to parse [no multi-line-grep])
 142         #
 143         cat <<EOF > ${HOME}/filter-${jname}.txt
 144     <icmp6-calls>0</icmp6-calls>
 145       <no-route>0</no-route>
 146       <admin-prohibited>0</admin-prohibited>
 147       <beyond-scope>0</beyond-scope>
 148       <address-unreachable>0</address-unreachable>
 149       <port-unreachable>0</port-unreachable>
 150       <packet-too-big>0</packet-too-big>
 151       <time-exceed-transmit>0</time-exceed-transmit>
 152       <time-exceed-reassembly>0</time-exceed-reassembly>
 153       <bad-header>0</bad-header>
 154       <bad-next-header>0</bad-next-header>
 155       <bad-option>0</bad-option>
 156       <redirects>0</redirects>
 157       <unknown>0</unknown>
 158       <reflect>0</reflect>
 159       <too-many-nd-options>0</too-many-nd-options>
 160       <bad-nd-options>0</bad-nd-options>
 161       <bad-neighbor-solicitation>0</bad-neighbor-solicitation>
 162       <bad-neighbor-advertisement>0</bad-neighbor-advertisement>
 163       <bad-router-solicitation>0</bad-router-solicitation>
 164       <bad-router-advertisement>0</bad-router-advertisement>
 165       <bad-redirect>0</bad-redirect>
 166 EOF
 167         count=`jexec ${jname} netstat -s -p icmp6 --libxo xml,pretty | grep -E -x -c -f ${HOME}/filter-${jname}.txt`
 168         rm -f ${HOME}/filter-${jname}.txt
 169         case ${count} in
 170         22)     ;;
 171         *)      jexec ${jname} netstat -s -p icmp6 --libxo xml,pretty
 172                 atf_fail "Global ICMPv6 statistics do not match: ${count} != 22" ;;
 173         esac
 174
 175         #
 176         # Check selection of interface IPv6 stats.
 177         #
 178         cat <<EOF > ${HOME}/filter-${jname}.txt
 179     <dropped-invalid-header>0</dropped-invalid-header>
 180     <dropped-mtu-exceeded>0</dropped-mtu-exceeded>
 181     <dropped-no-route>0</dropped-no-route>
 182     <dropped-invalid-destination>0</dropped-invalid-destination>
 183     <dropped-unknown-protocol>0</dropped-unknown-protocol>
 184     <dropped-truncated>0</dropped-truncated>
 185     <sent-forwarded>0</sent-forwarded>
 186     <discard-packets>0</discard-packets>
 187     <discard-fragments>0</discard-fragments>
 188     <fragments-failed>0</fragments-failed>
 189     <fragments-created>0</fragments-created>
 190     <reassembly-required>20</reassembly-required>
 191     <reassembled-packets>0</reassembled-packets>
 192     <reassembly-failed>20</reassembly-failed>
 193 EOF
 194         count=`jexec ${jname} netstat -s -p ip6 -I ${ifname} --libxo xml,pretty | grep -E -x -c -f ${HOME}/filter-${jname}.txt`
 195         rm -f ${HOME}/filter-${jname}.txt
 196         case ${count} in
 197         14)     ;;
 198         *)      jexec ${jname} netstat -s -p ip6 -I ${ifname} --libxo xml,pretty
 199                 atf_fail "Interface IPv6 statistics do not match: ${count} != 14" ;;
 200         esac
 201
 202         #
 203         # Check selection of interface ICMPv6 stats.
 204         #
 205         cat <<EOF > ${HOME}/filter-${jname}.txt
 206     <received-errors>0</received-errors>
 207     <received-destination-unreachable>0</received-destination-unreachable>
 208     <received-admin-prohibited>0</received-admin-prohibited>
 209     <received-time-exceeded>0</received-time-exceeded>
 210     <received-bad-parameter>0</received-bad-parameter>
 211     <received-packet-too-big>0</received-packet-too-big>
 212     <received-echo-requests>0</received-echo-requests>
 213     <received-echo-replies>0</received-echo-replies>
 214     <received-router-solicitation>0</received-router-solicitation>
 215     <received-router-advertisement>0</received-router-advertisement>
 216     <sent-errors>0</sent-errors>
 217     <sent-destination-unreachable>0</sent-destination-unreachable>
 218     <sent-admin-prohibited>0</sent-admin-prohibited>
 219     <sent-time-exceeded>0</sent-time-exceeded>
 220     <sent-bad-parameter>0</sent-bad-parameter>
 221     <sent-packet-too-big>0</sent-packet-too-big>
 222     <sent-echo-requests>0</sent-echo-requests>
 223     <sent-echo-replies>0</sent-echo-replies>
 224     <sent-router-solicitation>0</sent-router-solicitation>
 225     <sent-router-advertisement>0</sent-router-advertisement>
 226     <sent-redirects>0</sent-redirects>
 227 EOF
 228         count=`jexec ${jname} netstat -s -p icmp6 -I ${ifname} --libxo xml,pretty | grep -E -x -c -f ${HOME}/filter-${jname}.txt`
 229         rm -f ${HOME}/filter-${jname}.txt
 230         case ${count} in
 231         21)     ;;
 232         *)      jexec ${jname} netstat -s -p icmp6 -I ${ifname} --libxo xml,pretty
 233                 atf_fail "Interface ICMPv6 statistics do not match: ${count} != 21" ;;
 234         esac
 235 }
 236
 237 atf_test_case "frag6_06_0" "cleanup"
 238 frag6_06_0_head() {
 239         frag6_head 6_0
 240 }
 241
 242 frag6_06_0_body() {
 243         frag6_body 6 frag6_06_check_stats_0 frag6_06_pre_test_0
 244 }
 245
 246 frag6_06_0_cleanup() {
 247         frag6_cleanup 6_0
 248
 249         # No need to restore the sysctl back to default as the jail is gone.
 250 }
 251
 252
 253 #atf_test_case "frag6_06_1" "cleanup"
 254 # There is no point in testing a != 0 value for net.inet6.ip6.maxfragbucketsize.
 255 # We would have to be able to generate hash collisions to end up in the same
 256 # bucket (or re-compile a kernel with only 1 bucket).
 257
 258
 259 atf_init_test_cases()
 260 {
 261         atf_add_test_case "frag6_06_0"
 262 }