X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/56b6f102aff04ba230a9d633b3e00f4ecb3f4706..476c27b3fc3068af0aecd67889b0a0abcff4298a:/package/ppp/files/ppp.sh

diff --git a/package/ppp/files/ppp.sh b/package/ppp/files/ppp.sh
index a162b9730..0d0941fda 100644
--- a/package/ppp/files/ppp.sh
+++ b/package/ppp/files/ppp.sh
@@ -1,27 +1,60 @@
 scan_ppp() {
 	config_get ifname "$1" ifname
 	pppdev="${pppdev:-0}"
-	config_set "$1" device "$ifname"
 	config_set "$1" ifname "ppp$pppdev"
 	config_set "$1" unit "$pppdev"
 }
 
 start_pppd() {
 	local cfg="$1"; shift
+
+	# make sure only one pppd process is started
+	lock "/var/lock/ppp-${cfg}"
+	local pid="$(head -n1 /var/run/ppp-${cfg}.pid 2>/dev/null)"
+	[ -d "/proc/$pid" ] && grep pppd "/proc/$pid/cmdline" 2>/dev/null >/dev/null && {
+		lock -u "/var/lock/ppp-${cfg}"
+		return 0
+	}
+
 	config_get device "$cfg" device
 	config_get unit "$cfg" unit
 	config_get username "$cfg" username
 	config_get password "$cfg" password
 	config_get keepalive "$cfg" keepalive
+
+	config_get connect "$cfg" connect
+	config_get disconnect "$cfg" disconnect
+
+	interval="${keepalive##*[, ]}"
+	[ "$interval" != "$keepalive" ] || interval=5
+	
 	config_get demand "$cfg" demand
-	[ -n "$demand" ] && echo "nameserver 1.1.1.1" > /tmp/resolv.conf
+	[ -n "$demand" ] && echo "nameserver 1.1.1.1" > /tmp/resolv.conf.auto
 	/usr/sbin/pppd "$@" \
-		${keepalive:+lcp-echo-interval 5 lcp-echo-failure $keepalive} \
+		${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \
 		${demand:+precompiled-active-filter /etc/ppp/filter demand idle }${demand:-persist} \
 		usepeerdns \
 		defaultroute \
 		replacedefaultroute \
 		${username:+user "$username" password "$password"} \
 		linkname "$cfg" \
-		ipparam "$cfg"
+		ipparam "$cfg" \
+		${connect:+connect "$connect"} \
+		${disconnect:+disconnect "$disconnect"}
+
+	lock -u "/var/lock/ppp-${cfg}"
 }
+
+setup_interface_ppp() {
+	local iface="$1"
+	local config="$2"
+
+	config_get device "$config" device
+
+	config_get mtu "$cfg" mtu
+	mtu=${mtu:-1492}
+	start_pppd "$config" \
+		mtu $mtu mru $mtu \
+		"$device"
+}
+