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Add bwrap network namespace isolation to scripts with listening ports #10177

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Merged
dgarske merged 1 commit into from
Apr 10, 2026
Merged

Add bwrap network namespace isolation to scripts with listening ports #10177

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15 changes: 15 additions & 0 deletions scripts/benchmark.test
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,21 @@

#benchmark.test

# if we can, isolate the network namespace to eliminate port collisions.
if [ -n "$NETWORK_UNSHARE_HELPER" ]; then
if [ -z "$NETWORK_UNSHARE_HELPER_CALLED" ]; then
export NETWORK_UNSHARE_HELPER_CALLED=yes
exec "$NETWORK_UNSHARE_HELPER" "$0" "$@" || exit $?
fi
elif [ "${AM_BWRAPPED-}" != "yes" ]; then
bwrap_path="$(command -v bwrap)"
if [ -n "$bwrap_path" ]; then
export AM_BWRAPPED=yes
exec "$bwrap_path" --unshare-net --dev-bind / / "$0" "$@"
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fi
unset AM_BWRAPPED
fi

[ ! -x ./examples/client/client ] && printf '\n\n%s\n' "Client doesn't exist" \
&& exit 1

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15 changes: 15 additions & 0 deletions scripts/openssl_srtp.test
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,21 @@

set -e

# if we can, isolate the network namespace to eliminate port collisions.
if [[ -n "$NETWORK_UNSHARE_HELPER" ]]; then
if [[ -z "$NETWORK_UNSHARE_HELPER_CALLED" ]]; then
export NETWORK_UNSHARE_HELPER_CALLED=yes
exec "$NETWORK_UNSHARE_HELPER" "$0" "$@" || exit $?
fi
elif [ "${AM_BWRAPPED-}" != "yes" ]; then
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bwrap_path="$(command -v bwrap)"
if [ -n "$bwrap_path" ]; then
export AM_BWRAPPED=yes
exec "$bwrap_path" --unshare-net --dev-bind / / "$0" "$@"
fi
unset AM_BWRAPPED
fi

if ! test -n "$WOLFSSL_OPENSSL_TEST"; then
echo "WOLFSSL_OPENSSL_TEST NOT set, won't run"
exit 0
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15 changes: 15 additions & 0 deletions scripts/sniffer-gen.sh
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Original file line number Diff line number Diff line change
@@ -1,6 +1,21 @@
#!/usr/bin/env bash
#set -x

# if we can, isolate the network namespace to eliminate port collisions.
if [[ -n "$NETWORK_UNSHARE_HELPER" ]]; then
if [[ -z "$NETWORK_UNSHARE_HELPER_CALLED" ]]; then
export NETWORK_UNSHARE_HELPER_CALLED=yes
exec "$NETWORK_UNSHARE_HELPER" "$0" "$@" || exit $?
fi
elif [ "${AM_BWRAPPED-}" != "yes" ]; then
bwrap_path="$(command -v bwrap)"
if [ -n "$bwrap_path" ]; then
export AM_BWRAPPED=yes
exec "$bwrap_path" --cap-add ALL --unshare-net --dev-bind / / "$0" "$@"
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fi
unset AM_BWRAPPED
fi

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# Run this script from the wolfSSL root
if [ ! -f wolfssl/ssl.h ]; then
echo "Run from the wolfssl root"
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