+
+ local dns
+ config_get dns "$config" dns
+
+ local has_dns=0
+ local peer_default=1
+ [ -n "$dns" ] && {
+ has_dns=1
+ peer_default=0
+ }
+
+ local peerdns
+ config_get_bool peerdns "$cfg" peerdns $peer_default
+
+ if [ "$peerdns" -eq 1 ] || [ ! -e /tmp/resolv.conf.auto ]; then
+ echo -n "" > /tmp/resolv.conf.auto
+ fi
+
+ [ "$peerdns" -eq 1 ] && {
+ peerdns="usepeerdns"
+ } || {
+ peerdns=""
+ for dns in $dns; do
+ echo "nameserver $dns" >> /tmp/resolv.conf.auto
+ done
+ }
+
+ local demand
+ config_get_bool demand "$cfg" demand 0
+
+ local demandargs
+ [ "$demand" -eq 1 ] && {
+ demandargs="precompiled-active-filter /etc/ppp/filter demand idle"
+ [ "$has_dns" -eq 0 ] && \
+ echo "nameserver 1.1.1.1" > /tmp/resolv.conf.auto
+ } || {
+ demandargs="persist"
+ }
+
+ local ipv6
+ config_get_bool ipv6 "$cfg" ipv6 0
+ [ "$ipv6" -eq 1 ] && ipv6="+ipv6" || ipv6=""
+