package/dnsmasq: use new service wrapper

[openwrt/svn-archive/archive.git] / package / dnsmasq / files / dnsmasq.init

diff --git a/package/dnsmasq/files/dnsmasq.init b/package/dnsmasq/files/dnsmasq.init
index 00882e5f51777f88834b811f98f3e29b69b8ef28..80ab250baa2d11282350bd9fcfc2a467a7eefea4 100644 (file)
--- a/package/dnsmasq/files/dnsmasq.init
+++ b/package/dnsmasq/files/dnsmasq.init
@@ -2,6 +2,9 @@
 # Copyright (C) 2007 OpenWrt.org
 
 START=60
+
+SERVICE_USE_PID=1
+
 DNS_SERVERS=""
 DOMAIN=""
 
@@ -78,6 +81,7 @@ dnsmasq() {
        append_bool "$cfg" enable_tftp "--enable-tftp"
        append_bool "$cfg" nonwildcard "-z"
 
+       append_parm "$cfg" dhcpscript "-6"
        append_parm "$cfg" cachesize "-c"
        append_parm "$cfg" dnsforwardmax "-0"
        append_parm "$cfg" port "-p"
@@ -99,10 +103,10 @@ dnsmasq() {
        config_get DOMAIN "$cfg" domain
 
        config_get_bool readethers "$cfg" readethers
-       [ "$readethers" = "1" ] && [ -e "/etc/ethers" ] || touch /etc/ethers
+       [ "$readethers" = "1" -a \! -e "/etc/ethers" ] && touch /etc/ethers
 
        config_get leasefile $cfg leasefile
-       [ -n "$leasefile" ] && [ -e "$leasefile" ] || touch "$leasefile"
+       [ -n "$leasefile" -a \! -e "$leasefile" ] && touch "$leasefile"
        config_get_bool cachelocal "$cfg" cachelocal 1
 
        config_get hostsfile "$cfg" dhcphostsfile
@@ -205,20 +209,19 @@ dhcp_vendorclass_add() {
 dhcp_host_add() {
        local cfg="$1"
 
-       config_get name "$cfg" name
-
        config_get networkid "$cfg" networkid
        [ -n "$networkid" ] && dhcp_option_add "$cfg" "$networkid"
 
+       config_get name "$cfg" name
        config_get ip "$cfg" ip
-       [ -n "$ip" ] || return 0
+       [ -n "$ip" ] || [ -n "$name" ] || return 0
 
        macs=""
        config_get mac "$cfg" mac
        for m in $mac; do append macs "$m" ","; done
        [ -n "$macs" ] || return 0
 
-       append args "--dhcp-host=$macs,${networkid:+net:$networkid,}$ip${name:+,$name}"
+       append args "--dhcp-host=$macs${networkid:+,net:$networkid}${ip:+,$ip}${name:+,$name}"
 }
 
 dhcp_mac_add() {
@@ -271,7 +274,7 @@ dhcp_add() {
                DNS_SERVERS="$DNS_SERVERS $dnsserver"
        }
 
-       append_bool "$cfg" ignore "-2 '$ifname'" && return 0
+       append_bool "$cfg" ignore "-2 $ifname" && return 0
 
        config_get proto "$net" proto
        [ static = "$proto" ] || return 0
@@ -283,7 +286,12 @@ dhcp_add() {
        #check for an already active dhcp server on the interface, unless 'force' is set
        config_get_bool force "$cfg" force 0
        [ $force -gt 0 ] || {
-               udhcpc -n -q -s /bin/true -t 1 -i $ifname >&- && return 0
+               udhcpc -n -q -s /bin/true -t 1 -i $ifname >&- && {
+                       logger -t dnsmasq \
+                               "found already running DHCP-server on interface '$ifname'" \
+                               "refusing to start, use 'option force 1' to override"
+                       return 0
+               }
        }
 
        config_get start "$cfg" start
@@ -295,6 +303,7 @@ dhcp_add() {
        leasetime="${leasetime:-12h}"
        start="$(dhcp_calc "${start:-100}")"
        limit="${limit:-150}"
+       [ "$limit" -gt 0 ] && limit=$((limit-1))
        eval "$(ipcalc.sh $ipaddr $netmask $start $limit)"
        if [ "$dynamicdhcp" = "0" ]; then END="static"; fi
        append args "--dhcp-range=$networkid,$START,$END,$NETMASK,$leasetime${options:+ $options}"
@@ -358,6 +367,19 @@ dhcp_srv_add() {
        append args "-W $service"
 }
 
+dhcp_cname_add() {
+       local cfg="$1"
+       local cname target
+
+       config_get cname "$cfg" cname
+       [ -n "$cname" ] || return 0
+
+       config_get target "$cfg" target
+       [ -n "$target" ] || return 0
+
+       append args "--cname=${cname},${target}"
+}
+
 start() {
        include /lib/network
        scan_interfaces
@@ -376,8 +398,9 @@ start() {
        config_foreach dhcp_domain_add domain
        config_foreach dhcp_srv_add srvhost
        config_foreach dhcp_add dhcp
+       config_foreach dhcp_cname_add cname
 
-       /usr/sbin/dnsmasq $args && {
+       service_start /usr/sbin/dnsmasq $args && {
                rm -f /tmp/resolv.conf
                [ -n "$DOMAIN" ] && echo "search $DOMAIN" >> /tmp/resolv.conf
                DNS_SERVERS="$DNS_SERVERS 127.0.0.1"
@@ -388,10 +411,10 @@ start() {
 }
 
 stop() {
-       [ -f /tmp/resolv.conf ] && {
-               rm -f /tmp/resolv.conf
-               ln -s /tmp/resolv.conf.auto /tmp/resolv.conf
+       service_stop /usr/sbin/dnsmasq && {
+               [ -f /tmp/resolv.conf ] && {
+                       rm -f /tmp/resolv.conf
+                       ln -s /tmp/resolv.conf.auto /tmp/resolv.conf
+               }
        }
-       killall dnsmasq
-       return 0
 }