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wolfssl/scripts/ocsp.test
T
Juliusz Sosinowicz 1fa1228ba1 Address review: make the hang guards actually fire
Three ways the bounds added here failed to do their job:

- get_first_free_port ended the scan cap with 'exit 1', but every caller
  runs it in a command substitution, so only the subshell died. The port
  variable came back empty, the next $((port + 1)) evaluated to 1, and the
  run limped on to a confusing wait_for_readyFile failure. Forcing the cap
  on ocsp-stapling.test: before, the script ran on and hung until an outer
  timeout killed it; now it exits 1 at the error. Return instead, and check
  the status at all 25 call sites across the six scripts.

- The macOS timeout shim was a shell function. Backgrounding a function
  forks a subshell, so $! was the subshell and cleanup killed that while
  the server it was meant to stop leaked. Use a prefix variable that
  expands to nothing when timeout(1) is absent, keeping $! the real pid.

- timeout -s KILL exits 137, not 124. Sites that read $? and treat any
  non-zero as 'feature not compiled in' turned a hang into exit 0, so the
  bound made a hang less visible than before. Add timed_out() and check it
  before those skip branches; use it for the version probes too, which
  matched any status >= 124.
2026-08-13 15:52:17 +00:00

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#!/bin/sh
# ocsp.test
# timeout(1) is GNU coreutils and absent on macOS; where it's missing, run the
# command unbounded (the flaky hang this guards against is Linux-only CI).
# A prefix variable rather than a shell function: backgrounding a function
# makes $! the forked subshell, so a later "kill $server_pid" would stop the
# wrapper and orphan the server it was meant to kill.
if command -v timeout >/dev/null 2>&1; then
TIMEOUT_KILL_2M="timeout -s KILL 2m"
else
TIMEOUT_KILL_2M=""
fi
# Note, this script makes connection(s) to the public Internet.
SCRIPT_DIR="$(dirname "$0")"
server=www.globalsign.com
ca=certs/external/ca-globalsign-root.pem
[ ! -x ./examples/client/client ] && printf '\n\n%s\n' "Client doesn't exist" \
&& exit 1
if ! ./examples/client/client -V | grep -q 3; then
echo 'skipping ocsp.test because TLS1.2 is not available.' 1>&2
exit 77
fi
GL_UNREACHABLE=0
# Global Sign now requires server name indication extension to work, check
# enabled prior to testing
OUTPUT=$(eval "./examples/client/client -S check")
if [ "$OUTPUT" = "SNI is: ON" ]; then
printf '\n\n%s\n\n' "SNI is on, proceed with globalsign test"
if [ "$AM_BWRAPPED" != "yes" ]; then
# is our desired server there?
"${SCRIPT_DIR}/ping.test" $server 2
RESULT=$?
if [ $RESULT -ne 0 ]; then
GL_UNREACHABLE=1
fi
else
RESULT=0
fi
if [ $RESULT -eq 0 ]; then
# client test against the server
echo "./examples/client/client -X -C -h $server -p 443 -A \"$ca\" -g -o -N -v d -S $server"
$TIMEOUT_KILL_2M ./examples/client/client -X -C -h $server -p 443 -A "$ca" -g -o -N -v d -S $server
GL_RESULT=$?
[ $GL_RESULT -ne 0 ] && printf '\n\n%s\n' "Client connection failed"
else
GL_RESULT=1
fi
else
printf '\n\n%s\n\n' "SNI disabled, skipping globalsign test"
GL_RESULT=0
fi
server=www.google.com
ca=certs/external/ca-google-root.pem
if [ "$AM_BWRAPPED" != "yes" ]; then
# is our desired server there?
${SCRIPT_DIR}/ping.test $server 2
RESULT=$?
else
RESULT=0
fi
if [ $RESULT -eq 0 ]; then
# client test against the server
echo "./examples/client/client -X -C -h $server -p 443 -A \"$ca\" -g -o -N"
$TIMEOUT_KILL_2M ./examples/client/client -X -C -h $server -p 443 -A "$ca" -g -o -N
GR_RESULT=$?
[ $GR_RESULT -ne 0 ] && printf '\n\n%s\n' "Client connection failed"
else
GR_RESULT=1
fi
if test -n "$WOLFSSL_OCSP_TEST"; then
# check that both passed
if [ $GL_RESULT -eq 0 ] && [ $GR_RESULT -eq 0 ]; then
printf '\n\n%s\n' "Both OCSP connection to globalsign and google passed"
printf '%s\n' "Test Passed!"
exit 0
elif [ $GL_UNREACHABLE -eq 1 ] && [ $GR_RESULT -eq 0 ]; then
printf '%s\n' "Global Sign is currently unreachable. Logging it but if"
printf '%s\n' "this continues to occur should be investigated"
exit 0
else
# Unlike other environment variables the intent of WOLFSSL_OCSP_TEST
# is to indicate a requirement for both tests to pass. If variable is
# set and either tests fail then whole case fails. Do not set the
# variable if either case passing is to be considered a success.
printf '\n\n%s\n' "One of the OCSP connections to either globalsign or"
printf '%s\n' "google failed, however since WOLFSSL_OCSP_TEST is set"
printf '%s\n' "the test is considered to have failed"
printf '%s\n' "Test Failed!"
exit 1
fi
else
# if environment variable is not set then just need one to pass
if [ $GL_RESULT -ne 0 ] && [ $GR_RESULT -ne 0 ]; then
printf '\n\n%s\n' "Both OCSP connection to globalsign and google failed"
printf '%s\n' "Test Failed!"
exit 77
else
printf '\n\n%s\n' "WOLFSSL_OCSP_TEST NOT set, and 1 of the tests passed"
printf '%s\n' "Test Passed!"
exit 0
fi
fi