evolix/minifirewall
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Configure sysctl values to IPv6 when applicable

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Jérémy Lecour 2022-05-25 18:12:30 +02:00 committed by Jérémy Lecour
parent 787609a965
commit a5ce838864
2 changed files with 12 additions and 0 deletions
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2
CHANGELOG.md
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@ -7,6 +7,8 @@ and this project **does not adhere to [Semantic Versioning](http://semver.org/sp
### Changed
* Configure sysctl values to IPv6 when applicable
### Deprecated
### Removed

10
minifirewall
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@ -363,6 +363,7 @@ start() {
if [ "${SYSCTL_ICMP_ECHO_IGNORE_BROADCASTS}" = "1" ] || [ "${SYSCTL_ICMP_ECHO_IGNORE_BROADCASTS}" = "0" ]; then
echo "${SYSCTL_ICMP_ECHO_IGNORE_BROADCASTS}" > /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
# Apparently not applicable to IPv6
else
printf "${RED}ERROR: invalid %s value '%s', must be '0' or '1'.\n" "SYSCTL_ICMP_ECHO_IGNORE_BROADCASTS" "${SYSCTL_ICMP_ECHO_IGNORE_BROADCASTS}" >&2
exit 1
@ -370,6 +371,7 @@ start() {
if [ "${SYSCTL_ICMP_IGNORE_BOGUS_ERROR_RESPONSES}" = "1" ] || [ "${SYSCTL_ICMP_IGNORE_BOGUS_ERROR_RESPONSES}" = "0" ]; then
echo "${SYSCTL_ICMP_IGNORE_BOGUS_ERROR_RESPONSES}" > /proc/sys/net/ipv4/icmp_ignore_bogus_error_responses
# Apparently not applicable to IPv6
else
printf "${RED}ERROR: invalid %s value '%s', must be '0' or '1'.\n" "SYSCTL_ICMP_IGNORE_BOGUS_ERROR_RESPONSES" "${SYSCTL_ICMP_IGNORE_BOGUS_ERROR_RESPONSES}" >&2
exit 1
@ -379,6 +381,11 @@ start() {
for proc_sys_file in /proc/sys/net/ipv4/conf/*/accept_source_route; do
echo "${SYSCTL_ACCEPT_SOURCE_ROUTE}" > "${proc_sys_file}"
done
if is_ipv6_enabled; then
for proc_sys_file in /proc/sys/net/ipv6/conf/*/accept_source_route; do
echo "${SYSCTL_ACCEPT_SOURCE_ROUTE}" > "${proc_sys_file}"
done
fi
else
printf "${RED}ERROR: invalid %s value '%s', must be '0' or '1'.\n" "SYSCTL_ACCEPT_SOURCE_ROUTE" "${SYSCTL_ACCEPT_SOURCE_ROUTE}" >&2
exit 1
@ -386,6 +393,7 @@ start() {
if [ "${SYSCTL_TCP_SYNCOOKIES}" = "1" ] || [ "${SYSCTL_TCP_SYNCOOKIES}" = "0" ]; then
echo "${SYSCTL_TCP_SYNCOOKIES}" > /proc/sys/net/ipv4/tcp_syncookies
# Apparently not applicable to IPv6
else
printf "${RED}ERROR: invalid %s value '%s', must be '0' or '1'.\n" "SYSCTL_TCP_SYNCOOKIES" "${SYSCTL_TCP_SYNCOOKIES}" >&2
exit 1
@ -412,6 +420,7 @@ start() {
for proc_sys_file in /proc/sys/net/ipv4/conf/*/rp_filter; do
echo "${SYSCTL_RP_FILTER}" > "${proc_sys_file}"
done
# Apparently not applicable to IPv6
else
printf "${RED}ERROR: invalid %s value '%s', must be '0' or '1'.\n" "SYSCTL_RP_FILTER" "${SYSCTL_RP_FILTER}" >&2
exit 1
@ -421,6 +430,7 @@ start() {
for proc_sys_file in /proc/sys/net/ipv4/conf/*/log_martians; do
echo "${SYSCTL_LOG_MARTIANS}" > "${proc_sys_file}"
done
# Apparently not applicable to IPv6
else
printf "${RED}ERROR: invalid %s value '%s', must be '0' or '1'.\n" "SYSCTL_LOG_MARTIANS" "${SYSCTL_LOG_MARTIANS}" >&2
exit 1