40 lines
1.5 KiB
Bash
40 lines
1.5 KiB
Bash
#!/bin/sh
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echo ============================== >> {{script_log_fp}}
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env >> {{script_log_fp}}
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iptable_check_add(){
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iptables -C $@ 2>/dev/null || iptables -A $@
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}
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iptable_nat_check_add(){
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iptables -t nat -C $@ 2>/dev/null || iptables -t nat -A $@
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}
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iptable_mangle_check_add(){
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iptables -t mangle -C $@ 2>/dev/null || iptables -t mangle -A $@
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}
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# create route table if it does not exist
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if [ $(cat /etc/iproute2/rt_tables | grep {{route_table_name}} | wc -l) -eq 0 ]; then
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echo "{{route_table_id}} {{route_table_name}}" >> /etc/iproute2/rt_tables
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fi
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# create group if it does not exist
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if [ $(getent group|grep {{route_table_name}} | wc -l) -eq 0 ]; then
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groupadd {{route_table_name}}
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fi
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iptable_mangle_check_add OUTPUT -m owner --gid-owner {{route_table_name}} -j MARK --set-mark {{route_table_id}}
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iptable_nat_check_add POSTROUTING -m owner --gid-owner {{route_table_name}} -o ${dev} -j MASQUERADE
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# populate route table
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ip route flush table {{route_table_name}}
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ip route add ${route_vpn_gateway} dev ${dev} src ${ifconfig_local} table {{route_table_name}}
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ip route add default via ${route_vpn_gateway} table {{route_table_name}}
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# add vpn_gateway to main route table
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ip route add ${route_vpn_gateway} dev ${dev} src ${ifconfig_local}
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ip rule add fwmark {{route_table_id}} table {{route_table_name}} pref {{rule_pref}}
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#ip rule add from ${ifconfig_local} table {{route_table_name}} pref {{rule_pref}}
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iptable_check_add OUTPUT -m mark --mark {{route_table_id}} -j ACCEPT
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exit 0
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