306 lines
6.5 KiB
Bash
Executable File
306 lines
6.5 KiB
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# OVS kernel module self tests
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# Kselftest framework requirement - SKIP code is 4.
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ksft_skip=4
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PAUSE_ON_FAIL=no
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VERBOSE=0
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TRACING=0
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tests="
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netlink_checks ovsnl: validate netlink attrs and settings
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upcall_interfaces ovs: test the upcall interfaces"
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info() {
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[ $VERBOSE = 0 ] || echo $*
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}
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ovs_base=`pwd`
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sbxs=
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sbx_add () {
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info "adding sandbox '$1'"
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sbxs="$sbxs $1"
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NO_BIN=0
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# Create sandbox.
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local d="$ovs_base"/$1
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if [ -e $d ]; then
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info "removing $d"
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rm -rf "$d"
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fi
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mkdir "$d" || return 1
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ovs_setenv $1
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}
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ovs_exit_sig() {
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[ -e ${ovs_dir}/cleanup ] && . "$ovs_dir/cleanup"
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}
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on_exit() {
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echo "$1" > ${ovs_dir}/cleanup.tmp
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cat ${ovs_dir}/cleanup >> ${ovs_dir}/cleanup.tmp
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mv ${ovs_dir}/cleanup.tmp ${ovs_dir}/cleanup
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}
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ovs_setenv() {
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sandbox=$1
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ovs_dir=$ovs_base${1:+/$1}; export ovs_dir
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test -e ${ovs_dir}/cleanup || : > ${ovs_dir}/cleanup
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}
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ovs_sbx() {
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if test "X$2" != X; then
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(ovs_setenv $1; shift; "$@" >> ${ovs_dir}/debug.log)
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else
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ovs_setenv $1
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fi
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}
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ovs_add_dp () {
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info "Adding DP/Bridge IF: sbx:$1 dp:$2 {$3, $4, $5}"
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sbxname="$1"
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shift
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ovs_sbx "$sbxname" python3 $ovs_base/ovs-dpctl.py add-dp $*
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on_exit "ovs_sbx $sbxname python3 $ovs_base/ovs-dpctl.py del-dp $1;"
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}
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ovs_add_if () {
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info "Adding IF to DP: br:$2 if:$3"
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if [ "$4" != "-u" ]; then
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ovs_sbx "$1" python3 $ovs_base/ovs-dpctl.py add-if "$2" "$3" \
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|| return 1
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else
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python3 $ovs_base/ovs-dpctl.py add-if \
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-u "$2" "$3" >$ovs_dir/$3.out 2>$ovs_dir/$3.err &
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pid=$!
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on_exit "ovs_sbx $1 kill -TERM $pid 2>/dev/null"
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fi
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}
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ovs_del_if () {
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info "Deleting IF from DP: br:$2 if:$3"
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ovs_sbx "$1" python3 $ovs_base/ovs-dpctl.py del-if "$2" "$3" || return 1
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}
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ovs_netns_spawn_daemon() {
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sbx=$1
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shift
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netns=$1
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shift
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info "spawning cmd: $*"
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ip netns exec $netns $* >> $ovs_dir/stdout 2>> $ovs_dir/stderr &
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pid=$!
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ovs_sbx "$sbx" on_exit "kill -TERM $pid 2>/dev/null"
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}
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ovs_add_netns_and_veths () {
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info "Adding netns attached: sbx:$1 dp:$2 {$3, $4, $5}"
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ovs_sbx "$1" ip netns add "$3" || return 1
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on_exit "ovs_sbx $1 ip netns del $3"
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ovs_sbx "$1" ip link add "$4" type veth peer name "$5" || return 1
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on_exit "ovs_sbx $1 ip link del $4 >/dev/null 2>&1"
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ovs_sbx "$1" ip link set "$4" up || return 1
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ovs_sbx "$1" ip link set "$5" netns "$3" || return 1
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ovs_sbx "$1" ip netns exec "$3" ip link set "$5" up || return 1
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if [ "$6" != "" ]; then
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ovs_sbx "$1" ip netns exec "$3" ip addr add "$6" dev "$5" \
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|| return 1
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fi
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if [ "$7" != "-u" ]; then
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ovs_add_if "$1" "$2" "$4" || return 1
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else
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ovs_add_if "$1" "$2" "$4" -u || return 1
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fi
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[ $TRACING -eq 1 ] && ovs_netns_spawn_daemon "$1" "$ns" \
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tcpdump -i any -s 65535
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return 0
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}
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usage() {
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echo
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echo "$0 [OPTIONS] [TEST]..."
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echo "If no TEST argument is given, all tests will be run."
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echo
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echo "Options"
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echo " -t: capture traffic via tcpdump"
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echo " -v: verbose"
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echo " -p: pause on failure"
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echo
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echo "Available tests${tests}"
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exit 1
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}
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# netlink_validation
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# - Create a dp
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# - check no warning with "old version" simulation
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test_netlink_checks () {
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sbx_add "test_netlink_checks" || return 1
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info "setting up new DP"
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ovs_add_dp "test_netlink_checks" nv0 || return 1
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# now try again
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PRE_TEST=$(dmesg | grep -E "RIP: [0-9a-fA-Fx]+:ovs_dp_cmd_new\+")
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ovs_add_dp "test_netlink_checks" nv0 -V 0 || return 1
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POST_TEST=$(dmesg | grep -E "RIP: [0-9a-fA-Fx]+:ovs_dp_cmd_new\+")
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if [ "$PRE_TEST" != "$POST_TEST" ]; then
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info "failed - gen warning"
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return 1
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fi
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ovs_add_netns_and_veths "test_netlink_checks" nv0 left left0 l0 || \
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return 1
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ovs_add_netns_and_veths "test_netlink_checks" nv0 right right0 r0 || \
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return 1
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[ $(python3 $ovs_base/ovs-dpctl.py show nv0 | grep port | \
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wc -l) == 3 ] || \
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return 1
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ovs_del_if "test_netlink_checks" nv0 right0 || return 1
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[ $(python3 $ovs_base/ovs-dpctl.py show nv0 | grep port | \
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wc -l) == 2 ] || \
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return 1
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return 0
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}
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test_upcall_interfaces() {
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sbx_add "test_upcall_interfaces" || return 1
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info "setting up new DP"
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ovs_add_dp "test_upcall_interfaces" ui0 -V 2:1 || return 1
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ovs_add_netns_and_veths "test_upcall_interfaces" ui0 upc left0 l0 \
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172.31.110.1/24 -u || return 1
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sleep 1
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info "sending arping"
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ip netns exec upc arping -I l0 172.31.110.20 -c 1 \
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>$ovs_dir/arping.stdout 2>$ovs_dir/arping.stderr
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grep -E "MISS upcall\[0/yes\]: .*arp\(sip=172.31.110.1,tip=172.31.110.20,op=1,sha=" $ovs_dir/left0.out >/dev/null 2>&1 || return 1
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return 0
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}
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run_test() {
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(
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tname="$1"
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tdesc="$2"
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if ! lsmod | grep openvswitch >/dev/null 2>&1; then
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stdbuf -o0 printf "TEST: %-60s [NOMOD]\n" "${tdesc}"
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return $ksft_skip
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fi
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if python3 ovs-dpctl.py -h 2>&1 | \
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grep "Need to install the python" >/dev/null 2>&1; then
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stdbuf -o0 printf "TEST: %-60s [PYLIB]\n" "${tdesc}"
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return $ksft_skip
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fi
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printf "TEST: %-60s [START]\n" "${tname}"
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unset IFS
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eval test_${tname}
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ret=$?
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if [ $ret -eq 0 ]; then
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printf "TEST: %-60s [ OK ]\n" "${tdesc}"
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ovs_exit_sig
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rm -rf "$ovs_dir"
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elif [ $ret -eq 1 ]; then
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printf "TEST: %-60s [FAIL]\n" "${tdesc}"
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if [ "${PAUSE_ON_FAIL}" = "yes" ]; then
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echo
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echo "Pausing. Logs in $ovs_dir/. Hit enter to continue"
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read a
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fi
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ovs_exit_sig
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[ "${PAUSE_ON_FAIL}" = "yes" ] || rm -rf "$ovs_dir"
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exit 1
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elif [ $ret -eq $ksft_skip ]; then
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printf "TEST: %-60s [SKIP]\n" "${tdesc}"
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elif [ $ret -eq 2 ]; then
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rm -rf test_${tname}
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run_test "$1" "$2"
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fi
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return $ret
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)
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ret=$?
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case $ret in
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0)
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[ $all_skipped = true ] && [ $exitcode=$ksft_skip ] && exitcode=0
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all_skipped=false
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;;
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$ksft_skip)
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[ $all_skipped = true ] && exitcode=$ksft_skip
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;;
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*)
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all_skipped=false
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exitcode=1
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;;
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esac
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return $ret
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}
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exitcode=0
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desc=0
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all_skipped=true
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while getopts :pvt o
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do
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case $o in
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p) PAUSE_ON_FAIL=yes;;
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v) VERBOSE=1;;
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t) if which tcpdump > /dev/null 2>&1; then
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TRACING=1
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else
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echo "=== tcpdump not available, tracing disabled"
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fi
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;;
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*) usage;;
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esac
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done
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shift $(($OPTIND-1))
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IFS="
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"
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for arg do
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# Check first that all requested tests are available before running any
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command -v > /dev/null "test_${arg}" || { echo "=== Test ${arg} not found"; usage; }
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done
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name=""
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desc=""
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for t in ${tests}; do
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[ "${name}" = "" ] && name="${t}" && continue
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[ "${desc}" = "" ] && desc="${t}"
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run_this=1
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for arg do
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[ "${arg}" != "${arg#--*}" ] && continue
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[ "${arg}" = "${name}" ] && run_this=1 && break
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run_this=0
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done
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if [ $run_this -eq 1 ]; then
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run_test "${name}" "${desc}"
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fi
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name=""
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desc=""
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done
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exit ${exitcode}
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