package/busybox: add upstream hush patch, bump release number

[openwrt.git] / package / ppp / files / ppp.sh

diff --git a/package/ppp/files/ppp.sh b/package/ppp/files/ppp.sh
index 5ca1cf9..53cfb1b 100644 (file)
--- a/package/ppp/files/ppp.sh
+++ b/package/ppp/files/ppp.sh
@@ -1,65 +1,138 @@
-scan_ppp() {
-       config_get ifname "$1" ifname
-       pppdev="${pppdev:-0}"
-       config_get unit "$1" unit
-       [ -z "$unit" ] && {
-               config_set "$1" ifname "ppp$pppdev"
-               config_set "$1" unit "$pppdev"
-               pppdev="$(($pppdev + 1))"
+stop_interface_ppp() {
+       local cfg="$1"
+
+       local proto
+       config_get proto "$cfg" proto
+
+       local link="$proto-$cfg"
+       [ -f "/var/run/ppp-${link}.pid" ] && {
+               local pid="$(head -n1 /var/run/ppp-${link}.pid 2>/dev/null)"
+               local try=0
+               grep -qs pppd "/proc/$pid/cmdline" && kill -TERM $pid && \
+                       while grep -qs pppd "/proc/$pid/cmdline" && [ $((try++)) -lt 5 ]; do sleep 1; done
+               grep -qs pppd "/proc/$pid/cmdline" && kill -KILL $pid && \
+                       while grep -qs pppd "/proc/$pid/cmdline"; do sleep 1; done
+               rm -f "/var/run/ppp-${link}.pid"

        }
        }

+
+       remove_dns "$cfg"
+
+       local lock="/var/lock/ppp-$link"
+       [ -f "$lock" ] && lock -u "$lock"

 }
 
 start_pppd() {
        local cfg="$1"; shift
 
 }
 
 start_pppd() {
        local cfg="$1"; shift
 

+       local proto
+       config_get proto "$cfg" proto
+
+       # unique link identifier
+       local link="${proto:-ppp}-$cfg"
+

        # make sure only one pppd process is started
        # make sure only one pppd process is started

-       lock "/var/lock/ppp-${cfg}"
-       local pid="$(head -n1 /var/run/ppp-${cfg}.pid 2>/dev/null)"
+       lock "/var/lock/ppp-${link}"
+       local pid="$(head -n1 /var/run/ppp-${link}.pid 2>/dev/null)"

        [ -d "/proc/$pid" ] && grep pppd "/proc/$pid/cmdline" 2>/dev/null >/dev/null && {
        [ -d "/proc/$pid" ] && grep pppd "/proc/$pid/cmdline" 2>/dev/null >/dev/null && {

-               lock -u "/var/lock/ppp-${cfg}"
+               lock -u "/var/lock/ppp-${link}"

                return 0
        }
 
                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
+
+       local device

        config_get device "$cfg" device
        config_get device "$cfg" device

-       config_get unit "$cfg" unit
+
+       local username

        config_get username "$cfg" username
        config_get username "$cfg" username

+
+       local password

        config_get password "$cfg" password
        config_get password "$cfg" password

+
+       local keepalive

        config_get keepalive "$cfg" keepalive
 
        config_get keepalive "$cfg" keepalive
 

+       local connect

        config_get connect "$cfg" connect
        config_get connect "$cfg" connect

+
+       local disconnect

        config_get disconnect "$cfg" disconnect
        config_get disconnect "$cfg" disconnect

+
+       local pppd_options

        config_get pppd_options "$cfg" pppd_options
        config_get pppd_options "$cfg" pppd_options

+
+       local defaultroute

        config_get_bool defaultroute "$cfg" defaultroute 1
        config_get_bool defaultroute "$cfg" defaultroute 1

-       [ "$defaultroute" -eq 1 ] && defaultroute="defaultroute replacedefaultroute" || defaultroute=""
+       [ "$defaultroute" -eq 1 ] && \
+               defaultroute="defaultroute replacedefaultroute" || defaultroute="nodefaultroute"

 
 

-       interval="${keepalive##*[, ]}"
+       local interval="${keepalive##*[, ]}"

        [ "$interval" != "$keepalive" ] || interval=5
        [ "$interval" != "$keepalive" ] || interval=5

-       
-       config_get demand "$cfg" demand
-       [ -n "$demand" ] && echo "nameserver 1.1.1.1" > /tmp/resolv.conf.auto
-       /usr/sbin/pppd "$@" \
+
+       local dns
+       config_get dns "$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 $peer_default
+
+       [ "$peerdns" -eq 1 ] && {
+               peerdns="usepeerdns"
+       } || {
+               peerdns=""
+               add_dns "$cfg" $dns
+       }
+
+       local demand
+       config_get_bool demand "$cfg" demand 0
+
+       local demandargs
+       [ "$demand" -eq 1 ] && {
+               demandargs="precompiled-active-filter /etc/ppp/filter demand idle"
+               [ "$has_dns" -eq 0 ] && add_dns "$cfg" 1.1.1.1
+       } || {
+               demandargs="persist"
+       }
+
+       local ipv6
+       config_get_bool ipv6 "$cfg" ipv6 0
+       [ "$ipv6" -eq 1 ] && ipv6="+ipv6" || ipv6=""
+
+       start-stop-daemon -S -b -x /usr/sbin/pppd -m -p /var/run/ppp-$link.pid -- "$@" \

                ${keepalive:+lcp-echo-interval $interval 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 \
+               $demandargs \
+               $peerdns \

                $defaultroute \
                ${username:+user "$username" password "$password"} \
                $defaultroute \
                ${username:+user "$username" password "$password"} \

-               unit "$unit" \
-               linkname "$cfg" \

                ipparam "$cfg" \
                ipparam "$cfg" \

+               ifname "$link" \

                ${connect:+connect "$connect"} \
                ${disconnect:+disconnect "$disconnect"} \
                ${connect:+connect "$connect"} \
                ${disconnect:+disconnect "$disconnect"} \

-               ${pppd_options}
+               ${ipv6} \
+               ${pppd_options} \
+               nodetach

 
 

-       lock -u "/var/lock/ppp-${cfg}"
+       lock -u "/var/lock/ppp-${link}"

 }
 
 setup_interface_ppp() {
        local iface="$1"
        local config="$2"
 
 }
 
 setup_interface_ppp() {
        local iface="$1"
        local config="$2"
 

+       local device

        config_get device "$config" device
 
        config_get device "$config" device
 

-       config_get mtu "$cfg" mtu
+       local mtu
+       config_get mtu "$config" mtu
+

        mtu=${mtu:-1492}
        start_pppd "$config" \
                mtu $mtu mru $mtu \
        mtu=${mtu:-1492}
        start_pppd "$config" \
                mtu $mtu mru $mtu \