X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/de3a8f9eb7deb59a418293ffcd6c8111c775075f..7f1760652d125ff3867abe3c62dcb0f22a0013f1:/package/ppp/files/ppp.sh?ds=inline

diff --git a/package/ppp/files/ppp.sh b/package/ppp/files/ppp.sh
index 5ca1cf9c7..23fcb89ff 100644
--- a/package/ppp/files/ppp.sh
+++ b/package/ppp/files/ppp.sh
@@ -3,14 +3,26 @@ scan_ppp() {
 	pppdev="${pppdev:-0}"
 	config_get unit "$1" unit
 	[ -z "$unit" ] && {
-		config_set "$1" ifname "ppp$pppdev"
-		config_set "$1" unit "$pppdev"
-		pppdev="$(($pppdev + 1))"
+		unit="$pppdev"
+		if [ "${ifname%%[0-9]*}" = ppp ]; then
+			unit="${ifname##ppp}"
+			[ "$pppdev" -le "$unit" ] && pppdev="$(($unit + 1))"
+		else
+			pppdev="$(($pppdev + 1))"
+		fi
+		config_set "$1" ifname "ppp$unit"
+		config_set "$1" unit "$unit"
 	}
 }
 
 start_pppd() {
 	local cfg="$1"; shift
+	local ifname
+
+	# make sure the network state references the correct ifname
+	scan_ppp "$cfg"
+	config_get ifname "$cfg" ifname
+	set_interface_ifname "$cfg" "$ifname"
 
 	# make sure only one pppd process is started
 	lock "/var/lock/ppp-${cfg}"
@@ -20,6 +32,10 @@ start_pppd() {
 		return 0
 	}
 
+	# Workaround: sometimes hotplug2 doesn't deliver the hotplug event for creating
+	# /dev/ppp fast enough to be used here
+	[ -e /dev/ppp ] || mknod /dev/ppp c 108 0
+
 	config_get device "$cfg" device
 	config_get unit "$cfg" unit
 	config_get username "$cfg" username
@@ -34,13 +50,27 @@ start_pppd() {
 
 	interval="${keepalive##*[, ]}"
 	[ "$interval" != "$keepalive" ] || interval=5
-	
+
+	config_get_bool peerdns "$cfg" peerdns 1
+	[ "$peerdns" -eq 1 ] && peerdns="usepeerdns" || {
+		peerdns=""
+		config_get dns "$config" dns
+		for dns in $dns; do
+			grep -q "$dns" /tmp/resolv.conf.auto 2>/dev/null || \
+				echo "nameserver $dns" >> /tmp/resolv.conf.auto
+		done
+	}
+
 	config_get demand "$cfg" demand
 	[ -n "$demand" ] && echo "nameserver 1.1.1.1" > /tmp/resolv.conf.auto
+
+	config_get_bool ipv6 "$cfg" ipv6 0
+	[ "$ipv6" -eq 1 ] && ipv6="+ipv6" || ipv6=""
+
 	/usr/sbin/pppd "$@" \
 		${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \
 		${demand:+precompiled-active-filter /etc/ppp/filter demand idle }${demand:-persist} \
-		usepeerdns \
+		$peerdns \
 		$defaultroute \
 		${username:+user "$username" password "$password"} \
 		unit "$unit" \
@@ -48,6 +78,7 @@ start_pppd() {
 		ipparam "$cfg" \
 		${connect:+connect "$connect"} \
 		${disconnect:+disconnect "$disconnect"} \
+		${ipv6} \
 		${pppd_options}
 
 	lock -u "/var/lock/ppp-${cfg}"
@@ -59,7 +90,7 @@ setup_interface_ppp() {
 
 	config_get device "$config" device
 
-	config_get mtu "$cfg" mtu
+	config_get mtu "$config" mtu
 	mtu=${mtu:-1492}
 	start_pppd "$config" \
 		mtu $mtu mru $mtu \