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163 lines
4.8 KiB
163 lines
4.8 KiB
#!/bin/sh /etc/rc.common
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#
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# Fwknop is developed primarily by the people listed in the file 'AUTHORS'.
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# Copyright (C) 2009-2014 fwknop developers and contributors. For a full
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# list of contributors, see the file 'CREDITS'.
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#
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USE_PROCD=1
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START=95
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FWKNOPD_BIN=/usr/sbin/fwknopd
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start_service()
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{
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generate_configuration
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procd_open_instance
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procd_set_param command "$FWKNOPD_BIN" --foreground --syslog-enable
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procd_set_param respawn
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if [ $UCI_ENABLED -eq 1 ]; then
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procd_append_param command -c /var/etc/fwknopd.conf
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procd_append_param command -a /var/etc/access.conf
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fi
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procd_append_param command -i "$DEPEND_IFNAME"
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procd_set_param netdev "$DEPEND_IFNAME"
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procd_close_instance
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}
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service_triggers()
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{
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procd_add_reload_trigger "fwknopd"
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}
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get_bool()
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{
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local _tmp="$1"
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case "$_tmp" in
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1|on|true|yes|enabled) _tmp=1;;
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0|off|false|no|disabled) _tmp=0;;
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*) _tmp="$2";;
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esac
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echo -n "$_tmp"
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}
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generate_configuration()
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{
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[ -f /tmp/access.conf.tmp ] && rm /tmp/access.conf.tmp
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UCI_ENABLED=0
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DEPEND_IFNAME=
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local NETWORK=
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local PCAP_INTF=
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local USER_CONFIG_PATH=/etc/fwknop/fwknopd.conf
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local DEFAULT_UCI_NETWORK=wan
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local DEFAULT_FWKNOPD_IFNAME=eth0
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config_cb() {
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local type="$1"
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local name="$2"
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if [ "$type" = "global" ]; then
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option_cb() {
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local option="$1"
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local value="$2"
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if [ "$option" = "uci_enabled" ] && [ "$(get_bool "$value" 0)" -eq 1 ] ; then
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> /var/etc/fwknopd.conf
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> /var/etc/access.conf
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chmod 600 /var/etc/fwknopd.conf
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chmod 600 /var/etc/access.conf
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UCI_ENABLED=1
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fi
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}
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elif [ "$type" = "network" ]; then
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option_cb() {
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local option="$1"
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local value="$2"
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if [ $UCI_ENABLED -eq 1 ] && [ $option = "network" ]; then
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NETWORK="$value"
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fi
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}
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elif [ "$type" = "config" ]; then
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option_cb() {
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local option="$1"
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local value="$2"
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if [ $UCI_ENABLED -eq 1 ] && [ $option = "PCAP_INTF" ]; then
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PCAP_INTF="$value"
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echo "$option $value" >> /var/etc/fwknopd.conf #writing each option to fwknopd.conf
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elif [ $UCI_ENABLED -eq 1 ]; then
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echo "$option $value" >> /var/etc/fwknopd.conf #writing each option to fwknopd.conf
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fi
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}
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elif [ "$type" = "access" ]
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then
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if [ -f /tmp/access.conf.tmp ] ; then
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cat /tmp/access.conf.tmp >> /var/etc/access.conf
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rm /tmp/access.conf.tmp
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fi
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option_cb() {
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local option="$1"
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local value="$2"
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if [ $UCI_ENABLED -eq 1 ] && [ $option = "SOURCE" ]; then
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echo "$option $value" >> /var/etc/access.conf #writing each option to access.conf
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fi
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if [ $UCI_ENABLED -eq 1 ] && [ $option != "SOURCE" ]; then
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echo "$option $value" >> /tmp/access.conf.tmp #writing each option to access.conf
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fi
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}
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else
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option_cb() { return; }
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if [ -z "$type" ]; then
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# Finalize reading
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if [ -f /tmp/access.conf.tmp ] ; then
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cat /tmp/access.conf.tmp >> /var/etc/access.conf
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rm /tmp/access.conf.tmp
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fi
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fi
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fi
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}
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if [ -f /etc/config/fwknopd ]; then
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config_load fwknopd
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fi
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if [ $UCI_ENABLED -eq 0 ]; then
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if [ -f $USER_CONFIG_PATH ] ; then
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# Scan user configuration for PCAP_INTF settings
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DEPEND_IFNAME="$( sed -ne '/^\s*PCAP_INTF\s\+/ { s/^\s*PCAP_INTF\s\+//; s/\s\+$//; p; q; }' /etc/fwknop/fwknopd.conf )"
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if [ -n "$DEPEND_IFNAME" ]; then
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logger -p daemon.debug -t "fwknopd[----]" "Found fwknopd.conf configuration, using PCAP_INTF interface $DEPEND_IFNAME"
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else
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logger -p daemon.info -t "fwknopd[----]" "No PCAP_INTF interface specified in fwknopd.conf, fwknopd's default $DEFAULT_FWKNOPD_IFNAME will be used"
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DEPEND_IFNAME="$DEFAULT_FWKNOPD_IFNAME"
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fi
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else
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logger -p daemon.error -t "fwknopd[----]" "No $USER_CONFIG_PATH found, not starting"
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exit 1
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fi
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elif [ $UCI_ENABLED -eq 1 ]; then
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if [ -n "$NETWORK" ] && [ -n "$PCAP_INTF" ]; then
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logger -p daemon.warn -t "fwknopd[----]" "Specified both network and PCAP_INTF. Ignoring PCAP_INTF"
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elif [ -z "$NETWORK" ] && [ -z "$PCAP_INTF" ]; then
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# Fallback - compatibility with old script, which used wan interface by default
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logger -p daemon.info -t "fwknopd[----]" "Neither network, nor PCAP_INTF interface specified, trying network $DEFAULT_UCI_NETWORK"
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NETWORK="$DEFAULT_UCI_NETWORK"
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fi
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if [ -n "$NETWORK" ]; then
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. /lib/functions/network.sh
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network_get_physdev DEPEND_IFNAME "$NETWORK"
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if [ -n "$DEPEND_IFNAME" ]; then
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logger -p daemon.debug -t "fwknopd[----]" "Resolved network $NETWORK as interface $DEPEND_IFNAME"
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else
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logger -p daemon.warn -t "fwknopd[----]" "Cannot find interface for network $NETWORK, fwknopd's default $DEFAULT_FWKNOPD_IFNAME will be used"
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DEPEND_IFNAME="$DEFAULT_FWKNOPD_IFNAME"
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fi
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elif [ -n "$PCAP_INTF" ]; then
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DEPEND_IFNAME="$PCAP_INTF"
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logger -p daemon.debug -t "fwknopd[----]" "Using configured PCAP_INTF interface $DEPEND_IFNAME"
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fi
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fi
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}
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