dnsmasq: initscript: fix bool options handling, bump release number

[librecmc/librecmc.git] / package / dnsmasq / files / dnsmasq.init

diff --git a/package/dnsmasq/files/dnsmasq.init b/package/dnsmasq/files/dnsmasq.init
index 15f856d4e58d7f80d1d3ac739f0c015381d8fa7a..e2f35e8aad0aff4e33fbd1c624b36dfe7cce647b 100644 (file)
--- a/package/dnsmasq/files/dnsmasq.init
+++ b/package/dnsmasq/files/dnsmasq.init
@@ -23,8 +23,8 @@ append_bool() {
        local option="$2"
        local value="$3"
        local _loctmp
-       config_get_bool _loctmp "$section" "$option"
-       [ "$_loctmp" -gt 0 ] && append args "$value"
+       config_get_bool _loctmp "$section" "$option" 0
+       [ $_loctmp -gt 0 ] && append args "$value"
 }
 
 append_parm() {
@@ -99,6 +99,29 @@ dnsmasq() {
 
        config_get hostsfile "$cfg" dhcphostsfile
        [ -e "$hostsfile" ] && append args "--dhcp-hostsfile=$hostsfile"
+
+       local rebind
+       config_get_bool rebind "$cfg" rebind_protection 1
+       [ $rebind -gt 0 ] && {
+               logger -t dnsmasq \
+                       "DNS rebinding protection is active," \
+                       "will discard upstream RFC1918 responses!"
+               append args "--stop-dns-rebind"
+
+               local rebind_localhost
+               config_get_bool rebind_localhost "$cfg" rebind_localhost 0
+               [ $rebind_localhost -gt 0 ] && {
+                       logger -t dnsmasq "Allowing 127.0.0.0/8 responses"
+                       append args "--rebind-localhost-ok"
+               }
+
+               append_rebind_domain() {
+                       logger -t dnsmasq "Allowing RFC1918 responses for domain $1"
+                       append args "--rebind-domain-ok=$1"
+               }
+
+               config_list_foreach "$cfg" rebind_domain append_rebind_domain
+       }
 }
 
 dhcp_subscrid_add() {
@@ -251,7 +274,7 @@ 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 ] || {
+       [ $force -gt 0 ] || {
                udhcpc -n -q -s /bin/true -t 1 -i $ifname >&- && return 0
        }
 
@@ -310,6 +333,23 @@ dhcp_domain_add() {
        done
 }
 
+dhcp_srv_add() {
+       local cfg="$1"
+
+       config_get srv "$cfg" srv
+       [ -n "$srv" ] || return 0
+
+       config_get target "$cfg" target
+       [ -n "$target" ] || return 0
+
+       config_get port "$cfg" port
+
+       local service="$srv,$target"
+       [ -n "$port" ] && service="$service,$port"
+
+       append args "-W $service"
+}
+
 start() {
        include /lib/network
        scan_interfaces
@@ -326,6 +366,7 @@ start() {
        config_foreach dhcp_remoteid_add remoteid
        config_foreach dhcp_subscrid_add subscrid
        config_foreach dhcp_domain_add domain
+       config_foreach dhcp_srv_add srvhost
        config_foreach dhcp_add dhcp
 
        /usr/sbin/dnsmasq $args && {