#!/bin/sh /etc/rc.common START=50 USE_PROCD=1 setup_config() { config_get port $1 port "4443" config_get max_clients $1 max_clients "8" config_get max_same $1 max_same "2" config_get dpd $1 dpd "120" config_get predictable_ips $1 predictable_ips "1" config_get compression $1 compression "0" config_get udp $1 udp "1" config_get auth $1 auth "plain" config_get cisco_compat $1 cisco_compat "1" config_get ipaddr $1 ipaddr "" config_get netmask $1 netmask "" config_get ip6addr $1 ip6addr "" config_get proxy_arp $1 proxy_arp "0" config_get ping_leases $1 ping_leases "0" config_get split_dns $1 split_dns "0" config_get default_domain $1 default_domain "" # Enable proxy arp, and make sure that ping leases is set to true in that case, # to prevent conflicts. if test "$proxy_arp" = 1;then local ip # IP address is empty. Auto-configure LAN + VPN. if test -z "$ipaddr";then local mask mask=$(uci get network.lan.netmask) if test "$mask" = "255.255.255.0";then uci set dhcp.lan.start=100 uci set dhcp.lan.limit=91 fi ip=$(uci get network.lan.ipaddr) ipaddr="$(echo $ip|cut -d . -f1,2,3).192" netmask="255.255.255.192" uci set ocserv.config.ipaddr="$ipaddr" uci set ocserv.config.netmask="$netmask" uci commit fi if test -z "$ip6addr";then ip6addr=$(uci get network.lan.ip6addr 2>/dev/null) test -n "$ip6addr" && uci set ocserv.config.ip6addr="$ip6addr" uci commit fi ping_leases=1 test -n "$ipaddr" && sysctl -w "net.ipv4.conf.$(uci get network.lan.ifname).proxy_arp"=1 >/dev/null test -n "$ip6addr" && sysctl -w "net.ipv6.conf.$(uci get network.lan.ifname).proxy_ndp"=1 >/dev/null else test "$ipaddr" = "" && ipaddr="192.168.100.0" test "$netmask" = "" && ipaddr="255.255.255.0" fi enable_default_domain="#" enable_udp="#" enable_compression="#" enable_split_dns="#" test $predictable_ips = "0" && predictable_ips="false" test $predictable_ips = "1" && predictable_ips="true" test $cisco_compat = "0" && cisco_compat="false" test $cisco_compat = "1" && cisco_compat="true" test $ping_leases = "0" && ping_leases="false" test $ping_leases = "1" && ping_leases="true" test $udp = "1" && enable_udp="" test $split_dns = "1" && enable_split_dns="" test $compression = "1" && enable_compression="" test -z $default_domain && default_domain=$(uci get dhcp.@dnsmasq[0].domain) test -n $default_domain && enable_default_domain="" test -z $ip6addr && enable_ipv6="#" test $auth = "plain" && authsuffix="\[passwd=/var/etc/ocpasswd\]" dyndns="false" hostname=`uci show ddns 2>/dev/null|grep domain|head -1|cut -d '=' -f 2` [ -n "$hostname" ] && dyndns="true" mkdir -p /var/etc sed -e "s/|PORT|/$port/g" \ -e "s/|MAX_CLIENTS|/$max_clients/g" \ -e "s/|MAX_SAME|/$max_same/g" \ -e "s/|DPD|/$dpd/g" \ -e "s#|AUTH|#$auth$authsuffix#g" \ -e "s#|DYNDNS|#$dyndns#g" \ -e "s/|PREDICTABLE_IPS|/$predictable_ips/g" \ -e "s/|DEFAULT_DOMAIN|/$default_domain/g" \ -e "s/|ENABLE_DEFAULT_DOMAIN|/$enable_default_domain/g" \ -e "s/|ENABLE_SPLIT_DNS|/$enable_split_dns/g" \ -e "s/|CISCO_COMPAT|/$cisco_compat/g" \ -e "s/|PING_LEASES|/$ping_leases/g" \ -e "s/|UDP|/$enable_udp/g" \ -e "s/|COMPRESSION|/$enable_compression/g" \ -e "s/|IPV4ADDR|/$ipaddr/g" \ -e "s/|NETMASK|/$netmask/g" \ -e "s#|IPV6ADDR|#$ip6addr#g" \ -e "s/|ENABLE_IPV6|/$enable_ipv6/g" \ /etc/ocserv/ocserv.conf.template > /var/etc/ocserv.conf test -f /etc/ocserv/ocserv.conf.local && cat /etc/ocserv/ocserv.conf.local >> /var/etc/ocserv.conf } setup_users() { local name local group local password config_get name $1 name config_get group $1 group '*' config_get password $1 password [ -z "$name" -o -z "$password" ] && return echo "$name:$group:$password" >> /var/etc/ocpasswd } setup_routes() { local routes config_get ip $1 ip config_get netmask $1 netmask [ -z "$ip" -o -z "$netmask" ] && return echo "route = $ip/$netmask" >> /var/etc/ocserv.conf } setup_dns() { local routes config_get ip $1 ip [ -z "$ip" ] && return echo "dns = $ip" >> /var/etc/ocserv.conf } start_service() { local hostname iface hostname=`uci show ddns 2>/dev/null|grep domain|head -1|cut -d '=' -f 2` [ -z "$hostname" ] && hostname=`uci get system.@system[0].hostname 2>/dev/null` [ -f /etc/config/ocserv-dir/ca-key.pem ] && mv /etc/config/ocserv-dir/ca-key.pem /etc/ocserv/ca-key.pem [ -f /etc/config/ocserv-dir/ca.pem ] && mv /etc/config/ocserv-dir/ca.pem /etc/ocserv/ca.pem [ -f /etc/config/ocserv-dir/server-key.pem ] && mv /etc/config/ocserv-dir/server-key.pem /etc/ocserv/server-key.pem [ -f /etc/config/ocserv-dir/server-cert.pem ] && mv /etc/config/ocserv-dir/server-cert.pem /etc/ocserv/server-cert.pem [ -d /etc/config/ocserv-dir ] && rmdir /etc/config/ocserv-dir [ ! -f /etc/ocserv/ca-key.pem ] && [ -x /usr/bin/certtool ] && { logger -t ocserv "Generating CA certificate..." mkdir -p /etc/ocserv/pki/ certtool --bits 2048 --generate-privkey --outfile /etc/ocserv/ca-key.pem >/dev/null 2>&1 echo "cn=$hostname CA" >/etc/ocserv/pki/ca.tmpl echo "expiration_days=-1" >>/etc/ocserv/pki/ca.tmpl echo "serial=1" >>/etc/ocserv/pki/ca.tmpl echo "ca" >>/etc/ocserv/pki/ca.tmpl echo "cert_signing_key" >>/etc/ocserv/pki/ca.tmpl certtool --template /etc/ocserv/pki/ca.tmpl \ --generate-self-signed --load-privkey /etc/ocserv/ca-key.pem \ --outfile /etc/ocserv/ca.pem >/dev/null 2>&1 } #generate server certificate/key [ ! -f /etc/ocserv/server-key.pem ] && [ -x /usr/bin/certtool ] && { logger -t ocserv "Generating server certificate..." mkdir -p /etc/ocserv/pki/ certtool --bits 2048 --generate-privkey --outfile /etc/ocserv/server-key.pem >/dev/null 2>&1 echo "cn=$hostname" >/etc/ocserv/pki/server.tmpl echo "serial=2" >>/etc/ocserv/pki/server.tmpl echo "expiration_days=-1" >>/etc/ocserv/pki/server.tmpl echo "signing_key" >>/etc/ocserv/pki/server.tmpl echo "encryption_key" >>/etc/ocserv/pki/server.tmpl certtool --template /etc/ocserv/pki/server.tmpl \ --generate-certificate --load-privkey /etc/ocserv/server-key.pem \ --load-ca-certificate /etc/ocserv/ca.pem --load-ca-privkey \ /etc/ocserv/ca-key.pem --outfile /etc/ocserv/server-cert.pem >/dev/null 2>&1 } [ -f /var/run/ocserv.pid ] || { touch /var/run/ocserv.pid chown ocserv:ocserv /var/run/ocserv.pid } [ -d /var/lib/ocserv ] || { mkdir -m 0755 -p /var/lib/ocserv chmod 0700 /var/lib/ocserv chown ocserv:ocserv /var/lib/ocserv } config_load "ocserv" rm -f /var/etc/ocserv.conf touch /var/etc/ocserv.conf setup_config config config_foreach setup_routes routes config_foreach setup_dns dns rm -f /var/etc/ocpasswd touch /var/etc/ocpasswd chmod 600 /var/etc/ocpasswd config_foreach setup_users ocservusers procd_open_instance procd_set_param command /usr/sbin/ocserv -f -c /var/etc/ocserv.conf procd_set_param respawn procd_close_instance }