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More generic sysctl patterns

This commit is contained in:
Bob Mottram 2016-11-30 23:43:48 +00:00
parent ac67e36611
commit 8e6edc7780
1 changed files with 24 additions and 10 deletions
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34
src/freedombone-utils-firewall
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@ -131,16 +131,30 @@ function configure_internet_protocol {
if [[ $SYSTEM_TYPE == "mesh"* ]]; then if [[ $SYSTEM_TYPE == "mesh"* ]]; then
return return
fi fi
sed -i "s/#net.ipv4.tcp_syncookies=1/net.ipv4.tcp_syncookies=1/g" /etc/sysctl.conf
sed -i "s/#net.ipv4.conf.all.accept_redirects = 0/net.ipv4.conf.all.accept_redirects = 0/g" /etc/sysctl.conf sed -i "s/#net.ipv4.tcp_syncookies.*/net.ipv4.tcp_syncookies=1/g" /etc/sysctl.conf
sed -i "s/#net.ipv6.conf.all.accept_redirects = 0/net.ipv6.conf.all.accept_redirects = 0/g" /etc/sysctl.conf sed -i "s/#net.ipv4.conf.all.accept_redirects.*/net.ipv4.conf.all.accept_redirects = 0/g" /etc/sysctl.conf
sed -i "s/#net.ipv4.conf.all.send_redirects = 0/net.ipv4.conf.all.send_redirects = 0/g" /etc/sysctl.conf sed -i "s/#net.ipv6.conf.all.accept_redirects.*/net.ipv6.conf.all.accept_redirects = 0/g" /etc/sysctl.conf
sed -i "s/#net.ipv4.conf.all.accept_source_route = 0/net.ipv4.conf.all.accept_source_route = 0/g" /etc/sysctl.conf sed -i "s/#net.ipv4.conf.all.send_redirects.*/net.ipv4.conf.all.send_redirects = 0/g" /etc/sysctl.conf
sed -i "s/#net.ipv6.conf.all.accept_source_route = 0/net.ipv6.conf.all.accept_source_route = 0/g" /etc/sysctl.conf sed -i "s/#net.ipv4.conf.all.accept_source_route.*/net.ipv4.conf.all.accept_source_route = 0/g" /etc/sysctl.conf
sed -i "s/#net.ipv4.conf.default.rp_filter=1/net.ipv4.conf.default.rp_filter=1/g" /etc/sysctl.conf sed -i "s/#net.ipv6.conf.all.accept_source_route.*/net.ipv6.conf.all.accept_source_route = 0/g" /etc/sysctl.conf
sed -i "s/#net.ipv4.conf.all.rp_filter=1/net.ipv4.conf.all.rp_filter=1/g" /etc/sysctl.conf sed -i "s/#net.ipv4.conf.default.rp_filter.*/net.ipv4.conf.default.rp_filter=1/g" /etc/sysctl.conf
sed -i "s/#net.ipv4.ip_forward=1/net.ipv4.ip_forward=0/g" /etc/sysctl.conf sed -i "s/#net.ipv4.conf.all.rp_filter.*/net.ipv4.conf.all.rp_filter=1/g" /etc/sysctl.conf
sed -i "s/#net.ipv6.conf.all.forwarding=1/net.ipv6.conf.all.forwarding=0/g" /etc/sysctl.conf sed -i "s/#net.ipv4.ip_forward.*/net.ipv4.ip_forward=0/g" /etc/sysctl.conf
sed -i "s/#net.ipv6.conf.all.forwarding.*/net.ipv6.conf.all.forwarding=0/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.tcp_syncookies.*/net.ipv4.tcp_syncookies=1/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.conf.all.accept_redirects.*/net.ipv4.conf.all.accept_redirects = 0/g" /etc/sysctl.conf
sed -i "s/# net.ipv6.conf.all.accept_redirects.*/net.ipv6.conf.all.accept_redirects = 0/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.conf.all.send_redirects.*/net.ipv4.conf.all.send_redirects = 0/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.conf.all.accept_source_route.*/net.ipv4.conf.all.accept_source_route = 0/g" /etc/sysctl.conf
sed -i "s/# net.ipv6.conf.all.accept_source_route.*/net.ipv6.conf.all.accept_source_route = 0/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.conf.default.rp_filter.*/net.ipv4.conf.default.rp_filter=1/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.conf.all.rp_filter.*/net.ipv4.conf.all.rp_filter=1/g" /etc/sysctl.conf
sed -i "s/# net.ipv4.ip_forward.*/net.ipv4.ip_forward=0/g" /etc/sysctl.conf
sed -i "s/# net.ipv6.conf.all.forwarding.*/net.ipv6.conf.all.forwarding=0/g" /etc/sysctl.conf
if ! grep -q "ignore pings" /etc/sysctl.conf; then if ! grep -q "ignore pings" /etc/sysctl.conf; then
echo '# ignore pings' >> /etc/sysctl.conf echo '# ignore pings' >> /etc/sysctl.conf
echo 'net.ipv4.icmp_echo_ignore_all = 1' >> /etc/sysctl.conf echo 'net.ipv4.icmp_echo_ignore_all = 1' >> /etc/sysctl.conf