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More obvious variable name

This commit is contained in:
Bob Mottram 2017-09-25 11:35:27 +01:00
parent aec19a4876
commit 71add55175
1 changed files with 6 additions and 5 deletions
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11
src/freedombone-utils-firewall
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@ -33,6 +33,7 @@
FIREWALL_CONFIG=$HOME/${PROJECT_NAME}-firewall.cfg
FIREWALL_DOMAINS=$HOME/${PROJECT_NAME}-firewall-domains.cfg
FIREWALL_EIFACE=eth0
EXTERNAL_IPV4_ADDRESS=
function save_firewall_settings {
iptables-save > /etc/firewall.conf
@ -110,8 +111,8 @@ function enable_ipv6 {
}
function firewall_deny_forwarding {
read_config_param CURRENT_IPV4_ADDRESS
if [ ! $CURRENT_IPV4_ADDRESS ]; then
read_config_param EXTERNAL_IPV4_ADDRESS
if [ ! $EXTERNAL_IPV4_ADDRESS ]; then
return
fi
iptables -D INPUT -i ${FIREWALL_EIFACE} -m state --state NEW -p udp --dport 1194 -j ACCEPT
@ -119,13 +120,13 @@ function firewall_deny_forwarding {
iptables -D FORWARD -i tun+ -j ACCEPT
iptables -D FORWARD -i tun+ -o ${FIREWALL_EIFACE} -m state --state RELATED,ESTABLISHED -j ACCEPT
iptables -D FORWARD -i ${FIREWALL_EIFACE} -o tun+ -m state --state RELATED,ESTABLISHED -j ACCEPT
iptables -t nat -D POSTROUTING -s ${CURRENT_IPV4_ADDRESS}/24 -o ${FIREWALL_EIFACE} -j MASQUERADE
iptables -t nat -D POSTROUTING -s ${EXTERNAL_IPV4_ADDRESS}/24 -o ${FIREWALL_EIFACE} -j MASQUERADE
iptables -D OUTPUT -o tun+ -j ACCEPT
save_firewall_settings
}
function firewall_allow_forwarding {
curr_ipv4_address=$(get_ipv4_address)
curr_ipv4_address=$(get_external_ipv4_address)
iptables -A INPUT -i ${FIREWALL_EIFACE} -m state --state NEW -p udp --dport 1194 -j ACCEPT
iptables -A INPUT -i tun+ -j ACCEPT
iptables -A FORWARD -i tun+ -j ACCEPT
@ -133,7 +134,7 @@ function firewall_allow_forwarding {
iptables -A FORWARD -i ${FIREWALL_EIFACE} -o tun+ -m state --state RELATED,ESTABLISHED -j ACCEPT
iptables -t nat -A POSTROUTING -s ${curr_ipv4_address}/24 -o ${FIREWALL_EIFACE} -j MASQUERADE
iptables -A OUTPUT -o tun+ -j ACCEPT
write_config_param CURRENT_IPV4_ADDRESS "$curr_ipv4_address"
write_config_param EXTERNAL_IPV4_ADDRESS "$curr_external_ipv4_address"
save_firewall_settings
}