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test-findif.sh
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test-findif.sh
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#!/bin/sh
# Easy peasy test for findif, configuration via direct edit...
# Jan Pokorny <jpokorny@redhat.com>
export LC_ALL=C
test -n "$BASH_VERSION" && set -o posix
set -u
COLOR=0
if [ -t 1 ] && echo -e foo | grep -Eqv "^-e"; then
COLOR=1
else
COLOR=0
fi
ok () {
[ $COLOR -eq 1 ] \
&& echo -en "[\033[32m OK \033[0m]" \
|| echo -n "[ OK ]"
echo " $*"
}
fail () {
[ $COLOR -eq 1 ] \
&& echo -en "[\033[31mFAIL\033[0m]" \
|| echo -n "[FAIL]"
echo " $*"
}
info () {
[ $COLOR -eq 1 ] \
&& echo -e "\033[34m$@\033[0m" \
|| echo "$*"
}
die() { echo "$*"; exit 255; }
warn() { echo "> $*"; }
mimic_return () { return $1; }
verbosely () { echo "$1..."; $1; }
HERE="$(dirname "$0")"
. "${HERE}/../heartbeat/ocf-returncodes" # obtain OCF_ERR_CONFIGURED et al.
#
# soft-config
#
: ${DEBUG_IN:=0}
: ${DEBUG_OUT:=0}
: "${PRG:=${HERE}/findif}"
: "${SCRIPT:=${HERE}/../heartbeat/findif.sh}"
: ${LO_IF:=lo}
: ${LO_IP4:=127.0.0.1}
: ${LO_NM4:=8}
: ${LO_BC4:=127.255.255.255}
: ${LO_IP6:=::1}
: ${DUMMY_IF:=dummy0}
# carefully selected to fit TEST-NET-2
# http://en.wikipedia.org/wiki/Reserved_IP_addresses#Reserved_IPv4_addresses
: ${DUMMY_IP4:=198.51.100.1}
: ${DUMMY_NM4:=24}
: ${DUMMY_BC4:=198.51.100.255}
: ${DUMMY_IP6:=2001:db8::1}
: ${DUMMY_NM6:=32}
: ${DUMMY_BC6:=198.51.100.255}
#
# hard-wired
#
PRG_CMD="${PRG} -C"
SCRIPT_CMD="$(head -n1 "${SCRIPT}" | sed 's|#!||') \
-c \"export OCF_FUNCTIONS_DIR=$(dirname "${SCRIPT}"); . $(dirname "${SCRIPT}")/ocf-shellfuncs; . ${SCRIPT}; findif\""
DUMMY_USER=test-findif
LO_IP4_13=${LO_IP4%.[0-9]*}
LO_IP4_4=${LO_IP4##[0-9][0-9]*.}
LO_IP4_INC=${LO_IP4_13}.$((LO_IP4_4 + 1))
DUMMY_IP4_13=${DUMMY_IP4%.[0-9]*}
DUMMY_IP4_4=${DUMMY_IP4##[0-9][0-9]*.}
DUMMY_IP4_INC=${DUMMY_IP4_13}.$((DUMMY_IP4_4 + 1))
DUMMY_IP6_17=${DUMMY_IP6%:[0-9A-Fa-f:][0-9A-Fa-f:]*}
DUMMY_IP6_8=${DUMMY_IP6##[0-9A-Fa-f][0-9A-Fa-f]*:}
DUMMY_IP6_INC=${DUMMY_IP6_17}::$((DUMMY_IP6_8 + 1))
#
# command-line config
#
CMD="${PRG_CMD}"
TESTS="4"
#
# test declarations
#
TEST_FORMAT=\
" OCF_RESKEY_ip , OCF_RESKEY_cidr_netmask , expected_ec , expected_dev , expected_nm , expected_bc"
TEST_DATA4=\
" # valid: 1-9: loopback, 10-19: dummy if; invalid cases: 20-29: ip, 30-39: netmask bits
# 1) LO4_IP
${LO_IP4} , , $OCF_SUCCESS , ${LO_IF} , ${LO_NM4} , ${LO_BC4}
# 2) LO4_IP+1
${LO_IP4_INC} , , $OCF_SUCCESS , ${LO_IF} , ${LO_NM4} , ${LO_BC4}
#
# 10) DUMMY4_IP+1
${DUMMY_IP4_INC} , , $OCF_SUCCESS , ${DUMMY_IF} , ${DUMMY_NM4} , ${DUMMY_BC4}
# 11) DUMMY4_IP+1, explicit netmask
${DUMMY_IP4_INC} , ${DUMMY_NM4} , $OCF_SUCCESS , ${DUMMY_IF} , ${DUMMY_NM4} , ${DUMMY_BC4}
#
# 20) *invalid* IPv4 (missing last item in quad)
${DUMMY_IP4_13}. , , $OCF_ERR_CONFIGURED , NA , NA , NA
# 21) *invalid* IP (random string)
foobar , , $OCF_ERR_CONFIGURED , NA , NA , NA
#
# 30) DUMMY4_IP+1, explicit *invalid* netmask (33)
${DUMMY_IP4_INC} , 33 , $OCF_ERR_CONFIGURED , NA , NA , NA
# 31) DUMMY4_IP+1, explicit *invalid* netmask (-1)
${DUMMY_IP4_INC} , -1 , $OCF_ERR_CONFIGURED , NA , NA , NA
# 32) DUMMY4_IP+1, explicit *invalid* netmask (random string)
${DUMMY_IP4_INC} , foobar , $OCF_ERR_CONFIGURED , NA , NA , NA
"
TEST_DATA6=\
" # valid: A0-A9: loopback, B0-B9: dummy if; invalid cases: C0-C9: ip, D0-D9: netmask bits
# A0) LO6_IP
${LO_IP6} , , $OCF_SUCCESS , ${LO_IF} , ${LO_NM4} ,
#
# B0) DUMMY6_IP+1
${DUMMY_IP6_INC} , , $OCF_SUCCESS , ${DUMMY_IF} , ${DUMMY_NM6} ,
# B1) DUMMY4_IP+1, explicit netmask
${DUMMY_IP6_INC} , ${DUMMY_NM6} , $OCF_SUCCESS , ${DUMMY_IF} , ${DUMMY_NM6} ,
"
#
# private routines
#
_get_test_field () {
echo "$1" | cut -s -d, -f$2 | sed 's|^ \?\(.*[^ ]\) \?$|\1|g'
}
#
# public routines
#
setup () {
if [ "$(uname -o)" != "GNU/Linux" ]; then
die "Only tested with Linux, feel free to edit the condition."
fi
if [ "${CMD}" = "${PRG_CMD}" ]; then
[ -x "${PRG}" ] || die "Forgot to compile ${PRG} for me to test?"
fi
if [ $(id -u) -ne 0 ]; then
die "Due to (unobtrusive) juggling with routing, run as root."
fi
if ! useradd -M ${DUMMY_USER} 2>/dev/null; then
if ! getent passwd ${DUMMY_USER} >/dev/null; then
die "Cannot add user ${DUMMY_USER} for testing purposes."
fi
warn "User ${DUMMY_USER} already exists, be careful not" \
" to confirm its removal."
fi
if lsmod | grep -Eq "^dummy[ ]+"; then
warn "Looks like you already use dummy network device."
else
modprobe dummy || die "No dummy kernel module (per name) at hand."
fi
#if ! ifconfig ${DUMMY_IF} ${DUMMY_IP4}/${DUMMY_NM4}; then
#if ! ip addr add ${DUMMY_IP4}/${DUMMY_NM4} broadcast + dev ${DUMMY_IF}; then
if ! ip addr add ${DUMMY_IP4}/${DUMMY_NM4} dev ${DUMMY_IF}; then
die "Cannot add IPv4 address (${DUMMY_IP4}/${DUMMY_NM4}) to ${DUMMY_IF}."
fi
# TODO: IPv6 support check first, disabling 6'ish tests if negative?
if ! ip addr add ${DUMMY_IP6}/${DUMMY_NM6} dev ${DUMMY_IF}; then
die "Cannot add IPv6 address (${DUMMY_IP6}/${DUMMY_NM6}) to ${DUMMY_IF}."
fi
if ! ip link set ${DUMMY_IF} up; then
die "Cannot bring ${DUMMY_IF} up."
fi
}
teardown () {
while true; do
echo -n "Remove user ${DUMMY_USER}? [y/n] "
case $(read l < /dev/tty; echo "${l}") in
n)
break
;;
y)
[ "${DUMMY_USER}" = "$(whoami)" ] && break
userdel ${DUMMY_USER} || warn "Cannot kick user ${DUMMY_USER} out."
break
;;
esac
done
rmmod dummy || warn "Cannot kick dummy kernel module out."
}
proceed () {
err_cnt=0
(for test in ${TESTS}; do eval "echo \"\${TEST_DATA${test}}\""; done
tty 2>&1 >/dev/null || cat | sed 's|^\(.*\)$|# stdin: \1\n\1|') \
| while read curline; do
if echo "${curline}" | grep -Eqv -e '^[ \t]*#' -e '^$'; then
err_this=0
curline="$(echo "${curline}" | tr '\t' ' ' | tr -s ' ')"
info "$(echo "${lastline}" | sed 's|^#|------|')"
ip="$( _get_test_field "${curline}" 1)"
[ -z "${ip}" ] && die "test spec.: empty ip"
mask="$( _get_test_field "${curline}" 2)"
[ -z "${mask}" ] && warn "test spec.: empty mask"
exp_ec="$( _get_test_field "${curline}" 3)"
[ -z "${exp_ec}" ] && warn "test spec.: empty exp_ec"
exp_dev="$(_get_test_field "${curline}" 4)"
[ -z "${exp_dev}" ] && warn "test spec.: empty exp_dev"
exp_nm="$( _get_test_field "${curline}" 5)"
[ -z "${exp_nm}" ] && warn "test spec.: empty exp_nm"
exp_bc="$( _get_test_field "${curline}" 6)"
[ -z "${exp_bc}" ] && warn "test spec.: empty exp_bc"
[ $DEBUG_IN -ne 0 ] \
&& echo "${ip}, ${mask}, ${exp_ec}, ${exp_dev}, ${exp_nm}, ${exp_bc}"
env="OCF_RESKEY_ip=${ip} OCF_RESKEY_cidr_netmask=${mask}"
echo "${env}"
res="$(su ${DUMMY_USER} -c "${env} ${CMD} 2>&1")"
got_ec=$?
if [ ${got_ec} -ne ${exp_ec} ]; then
warn "FAIL exit code: ${got_ec} vs ${exp_ec}"
err_this=$((err_this+1))
fi
res="$(echo "${res}" | tr '\t' ' ' | tr -s ' ')"
res_check=
stop=0
echo "${res}" | while read res_line && [ $stop -eq 0 ]; do
echo "${res_line}" | grep -Eq "^[0-9A-Za-z_-]+ netmask [0-9]"
if [ $? -ne 0 ]; then
if [ -z "${res_line}" ] || echo "${res_line}" \
| grep -Fq "Copyright Alan Robertson"; then
# findif finishes w/ (C)+usage on failure
stop=1
else
echo "${res_line}"
fi
elif [ -n "${res_check}" ]; then
warn "More than one line with results."
stop=1
else
res_check=${res_line}
got_dev="$(echo "${res_check}" | cut -d' ' -f1)"
got_nm="$(echo "${res_check}" | cut -d' ' -f3)"
got_bc="$(echo "${res_check}" | cut -d' ' -f5)"
[ ${DEBUG_OUT} -ne 0 ] \
&& echo "${got_dev}, ${got_nm}, ${got_bc}"
if [ "${got_dev}" != "${exp_dev}" ]; then
warn "FAIL device: ${got_dev} vs ${exp_dev}"
err_this=$((err_this+1))
fi
if [ "${got_nm}" != "${exp_nm}" ]; then
warn "FAIL netmask: ${got_nm} vs ${exp_nm}"
err_this=$((err_this+1))
fi
if [ "${got_bc}" != "${exp_bc}" ]; then
warn "FAIL broadcast: ${got_bc} vs ${exp_bc}"
err_this=$((err_this+1))
fi
fi
mimic_return ${err_this} # workaround separate process limitation
done
err_this=$?
if [ ${err_this} -eq 0 ]; then
ok
else
fail
err_cnt=$((err_cnt+1))
fi
fi
lastline="${curline}"
mimic_return ${err_cnt} # workaround separate process limitation
done
err_cnt=$?
echo "--- TOTAL ---"
[ $err_cnt -eq 0 ] && ok || fail $err_cnt
return $err_cnt
}
if [ $# -ge 1 ]; then
while true; do
case $1 in
-script)
CMD="${SCRIPT_CMD}"
[ $# -eq 1 ] && break
;;
--)
TESTS=
[ $# -eq 1 ] && break
;;
-4)
TESTS="4"
[ $# -eq 1 ] && break
;;
-6)
TESTS="6"
[ $# -eq 1 ] && break
;;
-46)
TESTS="4 6"
[ $# -eq 1 ] && break
;;
setup|proceed|teardown)
verbosely $1
ret=$?
[ $ret -ne 0 ] && exit $ret
;;
*)
echo "usage: ./$0 [-script] [--|-4|-6|-46] (setup,proceed,teardown)"
echo "additional tests may be piped to standard input, format:"
echo "${TEST_FORMAT}" | tr '\t' ' ' | tr -s ' '
exit 0
;;
esac
[ $# -eq 1 ] && exit 0
shift
done
fi
verbosely setup
verbosely proceed
ret=$?
verbosely teardown
exit $ret

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