2006-07-30 06:09:09 +03:00
|
|
|
scan_ppp() {
|
|
|
|
config_get ifname "$1" ifname
|
|
|
|
pppdev="${pppdev:-0}"
|
2010-03-14 23:42:56 +02:00
|
|
|
config_get devunit "$1" unit
|
|
|
|
{
|
|
|
|
unit=
|
|
|
|
pppif=
|
|
|
|
if [ ! -d /tmp/.ppp-counter ]; then
|
|
|
|
mkdir -p /tmp/.ppp-counter
|
|
|
|
fi
|
|
|
|
local maxunit
|
|
|
|
maxunit="$(cat /tmp/.ppp-counter/max-unit 2>/dev/null)"
|
|
|
|
if [ -z "$maxunit" ]; then
|
|
|
|
maxunit=-1
|
|
|
|
fi
|
|
|
|
local i
|
|
|
|
i=0
|
|
|
|
while [ $i -le $maxunit ]; do
|
|
|
|
local unitdev
|
|
|
|
unitdev="$(cat /tmp/.ppp-counter/ppp${i} 2>/dev/null)"
|
|
|
|
if [ "$unitdev" = "$1" ]; then
|
|
|
|
unit="$i"
|
|
|
|
pppif="ppp${i}"
|
|
|
|
break
|
|
|
|
fi
|
|
|
|
i="$(($i + 1))"
|
|
|
|
done
|
|
|
|
if [ -z "$unit" ] || [ -z "$pppif" ]; then
|
|
|
|
maxunit="$(($maxunit + 1))"
|
|
|
|
if [ -n "$devunit" ]; then
|
|
|
|
unit="$devunit"
|
|
|
|
elif [ "${ifname%%[0-9]*}" = ppp ]; then
|
|
|
|
unit="${ifname##ppp}"
|
|
|
|
else
|
|
|
|
unit="$maxunit"
|
|
|
|
fi
|
|
|
|
[ "$maxunit" -lt "$unit" ] && maxunit="$unit"
|
|
|
|
pppif="ppp${unit}"
|
|
|
|
echo "$1" >/tmp/.ppp-counter/$pppif 2>/dev/null
|
|
|
|
echo "$maxunit" >/tmp/.ppp-counter/max-unit 2>/dev/null
|
|
|
|
fi
|
2008-08-28 03:15:10 +03:00
|
|
|
config_set "$1" ifname "ppp$unit"
|
|
|
|
config_set "$1" unit "$unit"
|
2007-09-07 16:09:17 +03:00
|
|
|
}
|
2006-07-30 06:09:09 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
start_pppd() {
|
|
|
|
local cfg="$1"; shift
|
2009-09-06 20:36:01 +03:00
|
|
|
local ifname
|
|
|
|
|
|
|
|
# make sure the network state references the correct ifname
|
|
|
|
scan_ppp "$cfg"
|
|
|
|
config_get ifname "$cfg" ifname
|
|
|
|
set_interface_ifname "$cfg" "$ifname"
|
2006-10-26 04:33:36 +03:00
|
|
|
|
2006-10-25 02:59:08 +03:00
|
|
|
# make sure only one pppd process is started
|
2006-10-26 04:33:36 +03:00
|
|
|
lock "/var/lock/ppp-${cfg}"
|
2006-11-19 01:19:32 +02:00
|
|
|
local pid="$(head -n1 /var/run/ppp-${cfg}.pid 2>/dev/null)"
|
2006-10-26 04:33:36 +03:00
|
|
|
[ -d "/proc/$pid" ] && grep pppd "/proc/$pid/cmdline" 2>/dev/null >/dev/null && {
|
|
|
|
lock -u "/var/lock/ppp-${cfg}"
|
|
|
|
return 0
|
|
|
|
}
|
2006-10-25 02:59:08 +03:00
|
|
|
|
2007-12-13 07:50:24 +02:00
|
|
|
# Workaround: sometimes hotplug2 doesn't deliver the hotplug event for creating
|
|
|
|
# /dev/ppp fast enough to be used here
|
|
|
|
[ -e /dev/ppp ] || mknod /dev/ppp c 108 0
|
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
local device
|
2006-07-30 06:09:09 +03:00
|
|
|
config_get device "$cfg" device
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local unit
|
2006-07-30 06:09:09 +03:00
|
|
|
config_get unit "$cfg" unit
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local username
|
2006-07-30 06:09:09 +03:00
|
|
|
config_get username "$cfg" username
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local password
|
2006-07-30 06:09:09 +03:00
|
|
|
config_get password "$cfg" password
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local keepalive
|
2006-07-30 06:09:09 +03:00
|
|
|
config_get keepalive "$cfg" keepalive
|
2007-05-02 00:53:32 +03:00
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
local connect
|
2007-05-02 00:53:32 +03:00
|
|
|
config_get connect "$cfg" connect
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local disconnect
|
2007-05-02 00:53:32 +03:00
|
|
|
config_get disconnect "$cfg" disconnect
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local pppd_options
|
2007-07-23 05:50:03 +03:00
|
|
|
config_get pppd_options "$cfg" pppd_options
|
2010-05-01 14:08:03 +03:00
|
|
|
|
|
|
|
local defaultroute
|
2007-09-01 15:57:15 +03:00
|
|
|
config_get_bool defaultroute "$cfg" defaultroute 1
|
|
|
|
[ "$defaultroute" -eq 1 ] && defaultroute="defaultroute replacedefaultroute" || defaultroute=""
|
2007-05-02 00:53:32 +03:00
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
local interval="${keepalive##*[, ]}"
|
2006-09-12 03:31:37 +03:00
|
|
|
[ "$interval" != "$keepalive" ] || interval=5
|
2008-03-07 13:18:54 +02:00
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
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 $peer_default
|
|
|
|
|
|
|
|
echo -n "" > /tmp/resolv.conf.auto
|
|
|
|
|
|
|
|
[ "$peerdns" -eq 1 ] && {
|
|
|
|
peerdns="usepeerdns"
|
|
|
|
} || {
|
2010-01-10 18:28:09 +02:00
|
|
|
peerdns=""
|
|
|
|
for dns in $dns; do
|
2010-05-01 14:08:03 +03:00
|
|
|
echo "nameserver $dns" >> /tmp/resolv.conf.auto
|
2010-01-10 18:28:09 +02:00
|
|
|
done
|
|
|
|
}
|
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
local demand
|
|
|
|
config_get_bool demand "$cfg" demand 0
|
2007-11-07 15:24:10 +02:00
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
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
|
2007-11-07 15:24:10 +02:00
|
|
|
config_get_bool ipv6 "$cfg" ipv6 0
|
|
|
|
[ "$ipv6" -eq 1 ] && ipv6="+ipv6" || ipv6=""
|
|
|
|
|
2006-07-30 06:09:09 +03:00
|
|
|
/usr/sbin/pppd "$@" \
|
2006-12-20 07:12:49 +02:00
|
|
|
${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \
|
2010-05-01 14:08:03 +03:00
|
|
|
$demandargs \
|
2008-03-07 13:18:54 +02:00
|
|
|
$peerdns \
|
2007-09-01 15:57:15 +03:00
|
|
|
$defaultroute \
|
2006-08-04 11:43:04 +03:00
|
|
|
${username:+user "$username" password "$password"} \
|
2007-08-31 19:20:40 +03:00
|
|
|
unit "$unit" \
|
2006-07-30 06:09:09 +03:00
|
|
|
linkname "$cfg" \
|
2007-05-02 00:53:32 +03:00
|
|
|
ipparam "$cfg" \
|
|
|
|
${connect:+connect "$connect"} \
|
2007-07-23 05:50:03 +03:00
|
|
|
${disconnect:+disconnect "$disconnect"} \
|
2007-11-07 15:24:10 +02:00
|
|
|
${ipv6} \
|
2007-07-23 05:50:03 +03:00
|
|
|
${pppd_options}
|
2006-10-26 04:33:36 +03:00
|
|
|
|
|
|
|
lock -u "/var/lock/ppp-${cfg}"
|
2006-07-30 06:09:09 +03:00
|
|
|
}
|
2007-05-02 00:53:32 +03:00
|
|
|
|
|
|
|
setup_interface_ppp() {
|
|
|
|
local iface="$1"
|
|
|
|
local config="$2"
|
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
local device
|
2007-05-02 00:53:32 +03:00
|
|
|
config_get device "$config" device
|
|
|
|
|
2010-05-01 14:08:03 +03:00
|
|
|
local mtu
|
2009-03-15 14:08:31 +02:00
|
|
|
config_get mtu "$config" mtu
|
2010-05-01 14:08:03 +03:00
|
|
|
|
2007-05-02 00:53:32 +03:00
|
|
|
mtu=${mtu:-1492}
|
|
|
|
start_pppd "$config" \
|
|
|
|
mtu $mtu mru $mtu \
|
|
|
|
"$device"
|
|
|
|
}
|
|
|
|
|