2020-07-22 13:44:12 +00:00
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#!/bin/sh
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. /lib/functions.sh
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_setup_rules() {
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config_get lookup $1 lookup
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2020-07-22 18:32:50 +00:00
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[ -n "$lookup" ] && [ -z "$(ip rule list fwmark 0x${lookup})" ] && {
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2020-07-22 13:44:12 +00:00
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ip rule add fwmark 0x${lookup} table ${lookup} pref 2
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}
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}
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2020-07-22 18:32:50 +00:00
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_setup_routes() {
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config_get lookup $1 lookup
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config_get gateway $1 gateway
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intf=$(ifstatus | jsonfilter -e '@.l3_device' | tr -d "\n")
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ip route replace default via $gateway dev $intf table $lookup
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}
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2020-07-22 13:44:12 +00:00
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config_load network
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2020-07-22 18:32:50 +00:00
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config_foreach _setup_rules interface
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config_foreach _setup_routes interface
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_setup_fw() {
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config_get src_ips_forward $1 src_ips_forward
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config_get redir_tcp $1 redir_tcp
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config_get ifnames $1 ifnames
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lookup="$(uci -q get network.${redir_tcp}.lookup)"
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rule=""
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[ -n "$src_ips_forward" ] && rule="$rule -s $(echo "${src_ips_forward}" | sed 's/ /,/g')"
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[ -n "$ifnames" ] && rule="$rule -i $(echo "${ifnames}" | sed 's/ /-i /g')"
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if [ -n "$rule" ] && [ -n "$lookup" ]; then
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iptables-save --counters | grep -v "0x${lookup}" | iptables-restore -w --counters
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iptables-restore -w --wait=60 --noflush <<-EOF
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*mangle
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-A omr-gre-tunnel ${rule} -j MARK --set-mark 0x${lookup}
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COMMIT
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EOF
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fi
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}
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if [ -z "$(iptables-save | grep omr-gre-tunnel)" ]; then
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iptables-restore -w --wait=60 --noflush <<-EOF
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*mangle
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:omr-gre-tunnel -
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-I PREROUTING 1 -m addrtype ! --dst-type LOCAL -j omr-gre-tunnel
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COMMIT
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EOF
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fi
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config_load shadowsocks-libev
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config_foreach _setup_fw ss_rules
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