dnsmasq: remove check for existing dhcp server

[openwrt/staging/jow.git] / package / network / services / dnsmasq / files / dnsmasq.init

diff --git a/package/network/services/dnsmasq/files/dnsmasq.init b/package/network/services/dnsmasq/files/dnsmasq.init
index 4cef2f4c2952686fa32c3cba3e08d7153316c29a..fd2ce3d2de0c1342e85dcee810250c0c08a50af4 100755 (executable)
--- a/package/network/services/dnsmasq/files/dnsmasq.init
+++ b/package/network/services/dnsmasq/files/dnsmasq.init
@@ -1,8 +1,6 @@
 #!/bin/sh /etc/rc.common
 # Copyright (C) 2007-2012 OpenWrt.org
 
-. /lib/functions.sh
-
 START=19
 
 USE_PROCD=1
@@ -541,17 +539,13 @@ dhcp_add() {
        # Do not support non-static interfaces for now
        [ static = "$proto" ] || return 0
 
+       ipaddr="${subnet%%/*}"
+       prefix_or_netmask="${subnet##*/}"
+
        # Override interface netmask with dhcp config if applicable
-       config_get netmask "$cfg" netmask "${subnet##*/}"
+       config_get netmask "$cfg" netmask
 
-       #check for an already active dhcp server on the interface, unless 'force' is set
-       config_get_bool force "$cfg" force 0
-       [ $force -gt 0 ] || dhcp_check "$ifname" || {
-               logger -t dnsmasq \
-                       "found already running DHCP-server on interface '$ifname'" \
-                       "refusing to start, use 'option force 1' to override"
-               return 0
-       }
+       [ -n "$netmask" ] && prefix_or_netmask="$netmask"
 
        config_get start "$cfg" start 100
        config_get limit "$cfg" limit 150
@@ -585,7 +579,7 @@ dhcp_add() {
        nettag="${networkid:+set:${networkid},}"
 
        # make sure the DHCP range is not empty
-       if [ "$dhcpv4" != "disabled" ] && ipcalc "${subnet%%/*}" "$netmask" "$start" "$limit" ; then
+       if [ "$dhcpv4" != "disabled" ] && ipcalc "$ipaddr/$prefix_or_netmask" "$start" "$limit" ; then
                [ "$dynamicdhcpv4" = "0" ] && END="static"
 
                xappend "--dhcp-range=$tags$nettag$START,$END,$NETMASK,$leasetime${options:+ $options}"
@@ -859,7 +853,7 @@ dnsmasq_start()
 {
        local cfg="$1"
        local disabled user_dhcpscript logfacility
-       local resolvfile resolvdir localuse=0
+       local resolvfile resolvdir localuse=1
 
        config_get_bool disabled "$cfg" disabled 0
        [ "$disabled" -gt 0 ] && return 0
@@ -1056,7 +1050,7 @@ dnsmasq_start()
                config_get resolvfile "$cfg" resolvfile /tmp/resolv.conf.d/resolv.conf.auto
                [ -n "$resolvfile" ] && [ ! -e "$resolvfile" ] && touch "$resolvfile"
                xappend "--resolv-file=$resolvfile"
-               [ "$resolvfile" = "/tmp/resolv.conf.d/resolv.conf.auto" ] && localuse=1
+               [ "$resolvfile" != "/tmp/resolv.conf.d/resolv.conf.auto" ] && localuse=0
                resolvdir="$(dirname "$resolvfile")"
        fi
        config_get_bool localuse "$cfg" localuse "$localuse"
@@ -1227,12 +1221,12 @@ dnsmasq_start()
 dnsmasq_stop()
 {
        local cfg="$1"
-       local noresolv resolvfile localuse=0
+       local noresolv resolvfile localuse=1
 
        config_get_bool noresolv "$cfg" noresolv 0
        config_get resolvfile "$cfg" "resolvfile"
 
-       [ "$noresolv" = 0 ] && [ "$resolvfile" = "/tmp/resolv.conf.d/resolv.conf.auto" ] && localuse=1
+       [ "$noresolv" = 0 ] && [ "$resolvfile" != "/tmp/resolv.conf.d/resolv.conf.auto" ] && localuse=0
        config_get_bool localuse "$cfg" localuse "$localuse"
        [ "$localuse" -gt 0 ] && ln -sf "/tmp/resolv.conf.d/resolv.conf.auto" /tmp/resolv.conf