diff options
Diffstat (limited to 't_client.sh')
| -rwxr-xr-x | t_client.sh | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/t_client.sh b/t_client.sh deleted file mode 100755 index 21698ef..0000000 --- a/t_client.sh +++ /dev/null @@ -1,298 +0,0 @@ -#!/bin/sh -# -# run OpenVPN client against ``test reference'' server -# - check that ping, http, ... via tunnel works -# - check that interface config / routes are properly cleaned after test end -# -# prerequisites: -# - openvpn binary in current directory -# - writable current directory to create subdir for logs -# - t_client.rc in current directory OR source dir that specifies tests -# - for "ping4" checks: fping binary in $PATH -# - for "ping6" checks: fping6 binary in $PATH -# - -if [ -r ./t_client.rc ] ; then - . ./t_client.rc -elif [ -r "${srcdir}"/t_client.rc ] ; then - . "${srcdir}"/t_client.rc -else - echo "$0: cannot find 't_client.rc' in current directory or" >&2 - echo "$0: source dir ('${srcdir}'). SKIPPING TEST." >&2 - exit 77 -fi - -if [ ! -x ./openvpn ] -then - echo "no (executable) openvpn binary in current directory. FAIL." >&2 - exit 1 -fi - -if [ ! -w . ] -then - echo "current directory is not writable (required for logging). FAIL." >&2 - exit 1 -fi - -if [ -z "$CA_CERT" ] ; then - echo "CA_CERT not defined in 't_client.rc'. SKIP test." >&2 - exit 77 -fi - -if [ -z "$TEST_RUN_LIST" ] ; then - echo "TEST_RUN_LIST empty, no tests defined. SKIP test." >&2 - exit 77 -fi - -# make sure we have permissions to run ifconfig/route from OpenVPN -# can't use "id -u" here - doesn't work on Solaris -ID=`id` -if expr "$ID" : "uid=0" >/dev/null -then : -else - echo "$0: this test must run be as root. SKIP." >&2 - exit 77 -fi - -LOGDIR=t_client-`hostname`-`date +%Y%m%d-%H%M%S` -if mkdir $LOGDIR -then : -else - echo "can't create log directory '$LOGDIR'. FAIL." >&2 - exit 1 -fi - -exit_code=0 - -# ---------------------------------------------------------- -# helper functions -# ---------------------------------------------------------- -# print failure message, increase FAIL counter -fail() -{ - echo "" - echo "FAIL: $@" >&2 - fail_count=$(( $fail_count + 1 )) -} - -# print "all interface IP addresses" + "all routes" -# this is higly system dependent... -get_ifconfig_route() -{ - # linux / iproute2? (-> if configure got a path) - if [ "/sbin/ip" != "ip" ] - then - echo "-- linux iproute2 --" - /sbin/ip addr show | grep -v valid_lft - /sbin/ip route show - /sbin/ip -6 route show | sed -e 's/expires [0-9]*sec //' - return - fi - - # try uname - case `uname -s` in - Linux) - echo "-- linux / ifconfig --" - LANG=C /sbin/ifconfig -a |egrep "( addr:|encap:)" - LANG=C /bin/netstat -rn -4 -6 - return - ;; - FreeBSD|NetBSD|Darwin) - echo "-- FreeBSD/NetBSD/Darwin [MacOS X] --" - /sbin/ifconfig -a | egrep "(flags=|inet)" - /bin/netstat -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$NF }' - return - ;; - OpenBSD) - echo "-- OpenBSD --" - /sbin/ifconfig -a | egrep "(flags=|inet)" | \ - sed -e 's/pltime [0-9]*//' -e 's/vltime [0-9]*//' - /bin/netstat -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$NF }' - return - ;; - SunOS) - echo "-- Solaris --" - /sbin/ifconfig -a | egrep "(flags=|inet)" - /bin/netstat -rn | awk '$3 !~ /^UHL/ { print $1,$2,$3,$6 }' - return - ;; - esac - - echo "get_ifconfig_route(): no idea how to get info on your OS. FAIL." >&2 - exit 20 -} - -# ---------------------------------------------------------- -# check ifconfig -# arg1: "4" or "6" -> for message -# arg2: IPv4/IPv6 address that must show up in out of "get_ifconfig_route" -check_ifconfig() -{ - proto=$1 ; shift - expect_list="$@" - - if [ -z "$expect_list" ] ; then return ; fi - - for expect in $expect_list - do - if get_ifconfig_route | fgrep "$expect" >/dev/null - then : - else - fail "check_ifconfig(): expected IPv$proto address '$expect' not found in ifconfig output." - fi - done -} - -# ---------------------------------------------------------- -# run pings -# arg1: "4" or "6" -> fping/fing6 -# arg2: "want_ok" or "want_fail" (expected ping result) -# arg3... -> fping arguments (host list) -run_ping_tests() -{ - proto=$1 ; want=$2 ; shift ; shift - targetlist="$@" - - # "no targets" is fine - if [ -z "$targetlist" ] ; then return ; fi - - case $proto in - 4) cmd=fping ;; - 6) cmd=fping6 ;; - *) echo "internal error in run_ping_tests arg 1: '$proto'" >&2 - exit 1 ;; - esac - - case $want in - want_ok) sizes_list="64 1440 3000" ;; - want_fail) sizes_list="64" ;; - esac - - for bytes in $sizes_list - do - echo "run IPv$proto ping tests ($want), $bytes byte packets..." - - echo "$cmd -b $bytes -C 20 -p 250 -q $targetlist" >>$LOGDIR/$SUF:fping.out - $cmd -b $bytes -C 20 -p 250 -q $targetlist >>$LOGDIR/$SUF:fping.out 2>&1 - - # while OpenVPN is running, pings must succeed (want='want_ok') - # before OpenVPN is up, pings must NOT succeed (want='want_fail') - - rc=$? - if [ $rc = 0 ] # all ping OK - then - if [ $want = "want_fail" ] # not what we want - then - fail "IPv$proto ping test succeeded, but needs to *fail*." - fi - else # ping failed - if [ $want = "want_ok" ] # not what we wanted - then - fail "IPv$proto ping test ($bytes bytes) failed, but should succeed." - fi - fi - done -} - -# ---------------------------------------------------------- -# main test loop -# ---------------------------------------------------------- -for SUF in $TEST_RUN_LIST -do - echo -e "\n### test run $SUF ###\n" - fail_count=0 - - echo "save pre-openvpn ifconfig + route" - get_ifconfig_route >$LOGDIR/$SUF:ifconfig_route_pre.txt - - # get config variables - eval openvpn_conf=\"\$OPENVPN_CONF_$SUF\" - eval expect_ifconfig4=\"\$EXPECT_IFCONFIG4_$SUF\" - eval expect_ifconfig6=\"\$EXPECT_IFCONFIG6_$SUF\" - eval ping4_hosts=\"\$PING4_HOSTS_$SUF\" - eval ping6_hosts=\"\$PING6_HOSTS_$SUF\" - - echo -e "\nrun pre-openvpn ping tests - targets must not be reachable..." - run_ping_tests 4 want_fail "$ping4_hosts" - run_ping_tests 6 want_fail "$ping6_hosts" - if [ "$fail_count" = 0 ] ; then - echo -e "OK.\n" - else - echo -e "FAIL: make sure that ping hosts are ONLY reachable via VPN, SKIP test $SUF". - exit_code=31 - continue - fi - - echo " run ./openvpn $openvpn_conf" - ./openvpn $openvpn_conf >$LOGDIR/$SUF:openvpn.log & - opid=$! - - # make sure openvpn client is terminated in case shell exits - trap "kill $opid" 0 - trap "kill $opid ; trap - 0 ; exit 1" 1 2 3 15 - - echo "wait for connection to establish..." - sleep 10 - - # test whether OpenVPN process is still there - if kill -0 $opid - then : - else - echo -e "OpenVPN process has failed to start up, check log ($LOGDIR/$SUF:openvpn.log). FAIL.\ntail of logfile follows:\n..." >&2 - tail $LOGDIR/$SUF:openvpn.log >&2 - trap - 0 1 2 3 15 - exit 10 - fi - - # compare whether anything changed in ifconfig/route setup? - echo "save ifconfig+route" - get_ifconfig_route >$LOGDIR/$SUF:ifconfig_route.txt - - echo -n "compare pre-openvpn ifconfig+route with current values..." - if diff $LOGDIR/$SUF:ifconfig_route_pre.txt \ - $LOGDIR/$SUF:ifconfig_route.txt >/dev/null - then - fail "no differences between ifconfig/route before OpenVPN start and now." - else - echo -e " OK!\n" - fi - - # expected ifconfig values in there? - check_ifconfig 4 "$expect_ifconfig4" - check_ifconfig 6 "$expect_ifconfig6" - - run_ping_tests 4 want_ok "$ping4_hosts" - run_ping_tests 6 want_ok "$ping6_hosts" - echo -e "ping tests done.\n" - - echo "stopping OpenVPN" - kill $opid - wait $! - rc=$? - if [ $rc != 0 ] ; then - fail "OpenVPN return code $rc, expect 0" - fi - - echo -e "\nsave post-openvpn ifconfig + route..." - get_ifconfig_route >$LOGDIR/$SUF:ifconfig_route_post.txt - - echo -n "compare pre- and post-openvpn ifconfig + route..." - if diff $LOGDIR/$SUF:ifconfig_route_pre.txt \ - $LOGDIR/$SUF:ifconfig_route_post.txt >$LOGDIR/$SUF:ifconfig_route_diff.txt - then - echo -e " OK.\n" - else - cat $LOGDIR/$SUF:ifconfig_route_diff.txt >&2 - fail "differences between pre- and post-ifconfig/route" - fi - if [ "$fail_count" = 0 ] ; then - echo -e "test run $SUF: all tests OK.\n" - else - echo -e "test run $SUF: $fail_count test failures. FAIL.\n"; - exit_code=30 - fi -done - -# remove trap handler -trap - 0 1 2 3 15 -exit $exit_code |