From 5c105d9f3fd086aff195d3849dcf847d6b0bd927 Mon Sep 17 00:00:00 2001 From: blogic Date: Fri, 5 Oct 2012 10:12:53 +0000 Subject: branch Attitude Adjustment git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33625 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/dnsmasq/files/dhcp.conf | 31 +++ package/dnsmasq/files/dnsmasq.conf | 37 +++ package/dnsmasq/files/dnsmasq.init | 529 +++++++++++++++++++++++++++++++++++++ 3 files changed, 597 insertions(+) create mode 100644 package/dnsmasq/files/dhcp.conf create mode 100644 package/dnsmasq/files/dnsmasq.conf create mode 100644 package/dnsmasq/files/dnsmasq.init (limited to 'package/dnsmasq/files') diff --git a/package/dnsmasq/files/dhcp.conf b/package/dnsmasq/files/dhcp.conf new file mode 100644 index 000000000..660b06ad4 --- /dev/null +++ b/package/dnsmasq/files/dhcp.conf @@ -0,0 +1,31 @@ +config dnsmasq + option domainneeded 1 + option boguspriv 1 + option filterwin2k 0 # enable for dial on demand + option localise_queries 1 + option rebind_protection 1 # disable if upstream must serve RFC1918 addresses + option rebind_localhost 1 # enable for RBL checking and similar services + #list rebind_domain example.lan # whitelist RFC1918 responses for domains + option local '/lan/' + option domain 'lan' + option expandhosts 1 + option nonegcache 0 + option authoritative 1 + option readethers 1 + option leasefile '/tmp/dhcp.leases' + option resolvfile '/tmp/resolv.conf.auto' + #list server '/mycompany.local/1.2.3.4' + #option nonwildcard 1 + #list interface br-lan + #list notinterface lo + #list bogusnxdomain '64.94.110.11' + +config dhcp lan + option interface lan + option start 100 + option limit 150 + option leasetime 12h + +config dhcp wan + option interface wan + option ignore 1 diff --git a/package/dnsmasq/files/dnsmasq.conf b/package/dnsmasq/files/dnsmasq.conf new file mode 100644 index 000000000..bf5816be5 --- /dev/null +++ b/package/dnsmasq/files/dnsmasq.conf @@ -0,0 +1,37 @@ +# Change the following lines if you want dnsmasq to serve SRV +# records. +# You may add multiple srv-host lines. +# The fields are ,,,, + +# A SRV record sending LDAP for the example.com domain to +# ldapserver.example.com port 289 +#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389 + +# Two SRV records for LDAP, each with different priorities +#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389,1 +#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389,2 + +# A SRV record indicating that there is no LDAP server for the domain +# example.com +#srv-host=_ldap._tcp.example.com + +# The following line shows how to make dnsmasq serve an arbitrary PTR +# record. This is useful for DNS-SD. +# The fields are , +#ptr-record=_http._tcp.dns-sd-services,"New Employee Page._http._tcp.dns-sd-services" + +# Change the following lines to enable dnsmasq to serve TXT records. +# These are used for things like SPF and zeroconf. +# The fields are ,,... + +#Example SPF. +#txt-record=example.com,"v=spf1 a -all" + +#Example zeroconf +#txt-record=_http._tcp.example.com,name=value,paper=A4 + +# Provide an alias for a "local" DNS name. Note that this _only_ works +# for targets which are names from DHCP or /etc/hosts. Give host +# "bert" another name, bertrand +# The fields are , +#cname=bertand,bert diff --git a/package/dnsmasq/files/dnsmasq.init b/package/dnsmasq/files/dnsmasq.init new file mode 100644 index 000000000..85c22c374 --- /dev/null +++ b/package/dnsmasq/files/dnsmasq.init @@ -0,0 +1,529 @@ +#!/bin/sh /etc/rc.common +# Copyright (C) 2007-2012 OpenWrt.org + +START=60 + +SERVICE_USE_PID=1 + +DNS_SERVERS="" +DOMAIN="" + +ADD_LOCAL_DOMAIN=1 +ADD_LOCAL_HOSTNAME=1 + +CONFIGFILE="/var/etc/dnsmasq.conf" + +xappend() { + local value="$1" + + echo "${value#--}" >> $CONFIGFILE +} + +dhcp_calc() { + local ip="$1" + local res=0 + + while [ -n "$ip" ]; do + part="${ip%%.*}" + res="$(($res * 256))" + res="$(($res + $part))" + [ "${ip%.*}" != "$ip" ] && ip="${ip#*.}" || ip= + done + echo "$res" +} + +append_bool() { + local section="$1" + local option="$2" + local value="$3" + local _loctmp + config_get_bool _loctmp "$section" "$option" 0 + [ $_loctmp -gt 0 ] && xappend "$value" +} + +append_parm() { + local section="$1" + local option="$2" + local switch="$3" + local _loctmp + config_get _loctmp "$section" "$option" + [ -z "$_loctmp" ] && return 0 + xappend "$switch=$_loctmp" +} + +append_server() { + xappend "--server=$1" +} + +append_address() { + xappend "--address=$1" +} + +append_interface() { + local ifname=$(uci_get_state network "$1" ifname "$1") + xappend "--interface=$ifname" +} + +append_notinterface() { + local ifname=$(uci_get_state network "$1" ifname "$1") + xappend "--except-interface=$ifname" +} + +append_addnhosts() { + xappend "--addn-hosts=$1" +} + +append_bogusnxdomain() { + xappend "--bogus-nxdomain=$1" +} + +dnsmasq() { + local cfg="$1" + append_bool "$cfg" authoritative "--dhcp-authoritative" + append_bool "$cfg" nodaemon "--no-daemon" + append_bool "$cfg" domainneeded "--domain-needed" + append_bool "$cfg" filterwin2k "--filterwin2k" + append_bool "$cfg" nohosts "--no-hosts" + append_bool "$cfg" nonegcache "--no-negcache" + append_bool "$cfg" strictorder "--strict-order" + append_bool "$cfg" logqueries "--log-queries" + append_bool "$cfg" noresolv "--no-resolv" + append_bool "$cfg" localise_queries "--localise-queries" + append_bool "$cfg" readethers "--read-ethers" + append_bool "$cfg" dbus "--enable-dbus" + append_bool "$cfg" boguspriv "--bogus-priv" + append_bool "$cfg" expandhosts "--expand-hosts" + append_bool "$cfg" enable_tftp "--enable-tftp" + append_bool "$cfg" nonwildcard "--bind-interfaces" + append_bool "$cfg" fqdn "--dhcp-fqdn" + + append_parm "$cfg" dhcpscript "--dhcp-script" + append_parm "$cfg" cachesize "--cache-size" + append_parm "$cfg" dnsforwardmax "--dns-forward-max" + append_parm "$cfg" port "--port" + append_parm "$cfg" ednspacket_max "--edns-packet-max" + append_parm "$cfg" dhcpleasemax "--dhcp-lease-max" + append_parm "$cfg" "queryport" "--query-port" + append_parm "$cfg" "domain" "--domain" + append_parm "$cfg" "local" "--server" + config_list_foreach "$cfg" "server" append_server + config_list_foreach "$cfg" "address" append_address + config_list_foreach "$cfg" "interface" append_interface + config_list_foreach "$cfg" "notinterface" append_notinterface + config_list_foreach "$cfg" "addnhosts" append_addnhosts + config_list_foreach "$cfg" "bogusnxdomain" append_bogusnxdomain + append_parm "$cfg" "leasefile" "--dhcp-leasefile" + append_parm "$cfg" "resolvfile" "--resolv-file" + append_parm "$cfg" "tftp_root" "--tftp-root" + append_parm "$cfg" "dhcp_boot" "--dhcp-boot" + append_parm "$cfg" "local_ttl" "--local-ttl" + + config_get DOMAIN "$cfg" domain + + config_get_bool ADD_LOCAL_DOMAIN "$cfg" add_local_domain 1 + config_get_bool ADD_LOCAL_HOSTNAME "$cfg" add_local_hostname 1 + + config_get_bool readethers "$cfg" readethers + [ "$readethers" = "1" -a \! -e "/etc/ethers" ] && touch /etc/ethers + + config_get leasefile $cfg leasefile + [ -n "$leasefile" -a \! -e "$leasefile" ] && touch "$leasefile" + config_get_bool cachelocal "$cfg" cachelocal 1 + + config_get hostsfile "$cfg" dhcphostsfile + [ -e "$hostsfile" ] && xappend "--dhcp-hostsfile=$hostsfile" + + local rebind + config_get_bool rebind "$cfg" rebind_protection 1 + [ $rebind -gt 0 ] && { + logger -t dnsmasq \ + "DNS rebinding protection is active," \ + "will discard upstream RFC1918 responses!" + xappend "--stop-dns-rebind" + + local rebind_localhost + config_get_bool rebind_localhost "$cfg" rebind_localhost 0 + [ $rebind_localhost -gt 0 ] && { + logger -t dnsmasq "Allowing 127.0.0.0/8 responses" + xappend "--rebind-localhost-ok" + } + + append_rebind_domain() { + logger -t dnsmasq "Allowing RFC1918 responses for domain $1" + xappend "--rebind-domain-ok=$1" + } + + config_list_foreach "$cfg" rebind_domain append_rebind_domain + } + + dhcp_option_add "$cfg" "" 0 + + echo >> $CONFIGFILE +} + +dhcp_subscrid_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || return 0 + + config_get subscriberid "$cfg" subscriberid + [ -n "$subscriberid" ] || return 0 + + xappend "--dhcp-subscrid=$networkid,$subscriberid" + + config_get_bool force "$cfg" force 0 + + dhcp_option_add "$cfg" "$networkid" "$force" +} + +dhcp_remoteid_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || return 0 + + config_get remoteid "$cfg" remoteid + [ -n "$remoteid" ] || return 0 + + xappend "--dhcp-remoteid=$networkid,$remoteid" + + config_get_bool force "$cfg" force 0 + + dhcp_option_add "$cfg" "$networkid" "$force" +} + +dhcp_circuitid_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || return 0 + + config_get circuitid "$cfg" circuitid + [ -n "$circuitid" ] || return 0 + + xappend "--dhcp-circuitid=$networkid,$circuitid" + + config_get_bool force "$cfg" force 0 + + dhcp_option_add "$cfg" "$networkid" "$force" +} + +dhcp_userclass_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || return 0 + + config_get userclass "$cfg" userclass + [ -n "$userclass" ] || return 0 + + xappend "--dhcp-userclass=$networkid,$userclass" + + config_get_bool force "$cfg" force 0 + + dhcp_option_add "$cfg" "$networkid" "$force" +} + +dhcp_vendorclass_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || return 0 + + config_get vendorclass "$cfg" vendorclass + [ -n "$vendorclass" ] || return 0 + + xappend "--dhcp-vendorclass=$networkid,$vendorclass" + + config_get_bool force "$cfg" force 0 + + dhcp_option_add "$cfg" "$networkid" "$force" +} + +dhcp_host_add() { + local cfg="$1" + + config_get_bool force "$cfg" force 0 + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] && dhcp_option_add "$cfg" "$networkid" "$force" + + config_get name "$cfg" name + config_get ip "$cfg" ip + [ -n "$ip" -o -n "$name" ] || return 0 + + macs="" + config_get mac "$cfg" mac + for m in $mac; do append macs "$m" ","; done + [ -n "$macs" ] || return 0 + + config_get tag "$cfg" tag + + xappend "--dhcp-host=$macs${networkid:+,net:$networkid}${tag:+,set:$tag}${ip:+,$ip}${name:+,$name}" +} + +dhcp_tag_add() { + local cfg="$1" + + tag="$cfg" + + [ -n "$tag" ] || return 0 + + config_get_bool force "$cfg" force 0 + [ "$force" = "0" ] && force= + + config_get option "$cfg" dhcp_option + for o in $option; do + xappend "--dhcp-option${force:+-force}=tag:$tag,$o" + done +} + +dhcp_mac_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || return 0 + + config_get mac "$cfg" mac + [ -n "$mac" ] || return 0 + + xappend "--dhcp-mac=$networkid,$mac" + + dhcp_option_add "$cfg" "$networkid" +} + +dhcp_boot_add() { + local cfg="$1" + + config_get networkid "$cfg" networkid + + config_get filename "$cfg" filename + [ -n "$filename" ] || return 0 + + config_get servername "$cfg" servername + [ -n "$servername" ] || return 0 + + config_get serveraddress "$cfg" serveraddress + [ -n "$serveraddress" ] || return 0 + + xappend "--dhcp-boot=${networkid:+net:$networkid,}$filename,$servername,$serveraddress" + + config_get_bool force "$cfg" force 0 + + dhcp_option_add "$cfg" "$networkid" "$force" +} + + +dhcp_add() { + local cfg="$1" + config_get net "$cfg" interface + [ -n "$net" ] || return 0 + + config_get networkid "$cfg" networkid + [ -n "$networkid" ] || networkid="$net" + + config_get ifname "$net" ifname + [ -n "$ifname" ] || return 0 + + config_get dnsserver "$net" dns + [ "$cachelocal" = "0" -a -n "$dnsserver" ] && { + DNS_SERVERS="$DNS_SERVERS $dnsserver" + } + + append_bool "$cfg" ignore "--no-dhcp-interface=$ifname" && return 0 + + config_get proto "$net" proto + [ static = "$proto" ] || return 0 + + config_get ipaddr "$net" ipaddr + config_get netmask "$cfg" netmask + [ -n "$netmask" ] || config_get netmask "$net" netmask + + #check for an already active dhcp server on the interface, unless 'force' is set + config_get_bool force "$cfg" force 0 + [ $force -gt 0 ] || { + 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 "$cfg" start + config_get limit "$cfg" limit + config_get leasetime "$cfg" leasetime + config_get options "$cfg" options + config_get_bool dynamicdhcp "$cfg" dynamicdhcp 1 + + leasetime="${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 + xappend "--dhcp-range=$networkid,$START,$END,$NETMASK,$leasetime${options:+ $options}" + + dhcp_option_add "$cfg" "$networkid" +} + +dhcp_option_add() { + local cfg="$1" + local networkid="$2" + local force="$3" + + [ "$force" = "0" ] && force= + + config_get dhcp_option "$cfg" dhcp_option + for o in $dhcp_option; do + xappend "--dhcp-option${force:+-force}=${networkid:+$networkid,}$o" + done + +} + +dhcp_domain_add() { + local cfg="$1" + local ip name names + + config_get names "$cfg" name "$2" + [ -n "$names" ] || return 0 + + config_get ip "$cfg" ip "$3" + [ -n "$ip" ] || return 0 + + local oIFS="$IFS"; IFS="."; set -- $ip; IFS="$oIFS" + local raddr="${4:+$4.$3.$2.$1.in-addr.arpa}" + + for name in $names; do + local fqdn="$name" + + [ "${fqdn%.*}" == "$fqdn" ] && \ + fqdn="$fqdn${DOMAIN:+.$DOMAIN}" + + xappend "--address=/$fqdn/$ip" + + [ -n "$raddr" ] && { + xappend "--ptr-record=$raddr,$fqdn" + raddr="" + } + 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 + [ -n "$port" ] || return 0 + + config_get class "$cfg" class + config_get weight "$cfg" weight + + local service="$srv,$target,$port${class:+,$class${weight:+,$weight}}" + + xappend "--srv-host=$service" +} + +dhcp_mx_add() { + local cfg="$1" + local domain relay pref + + config_get domain "$cfg" domain + [ -n "$domain" ] || return 0 + + config_get relay "$cfg" relay + [ -n "$relay" ] || return 0 + + config_get pref "$cfg" pref 0 + + local service="$domain,$relay,$pref" + + xappend "--mx-host=$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 "$target" ] || return 0 + + xappend "--cname=${cname},${target}" +} + +start() { + include /lib/network + scan_interfaces + + local lanaddr + config_get lanaddr "lan" ipaddr + + config_load dhcp + + # before we can call xappend + mkdir -p $(dirname $CONFIGFILE) + + echo "# auto-generated config file from /etc/config/dhcp" > $CONFIGFILE + + # if we did this last, we could override auto-generated config + [ -f /etc/dnsmasq.conf ] && { + xappend "--conf-file=/etc/dnsmasq.conf" + } + + args="" + config_foreach dnsmasq dnsmasq + config_foreach dhcp_host_add host + echo >> $CONFIGFILE + config_foreach dhcp_boot_add boot + config_foreach dhcp_mac_add mac + config_foreach dhcp_tag_add tag + config_foreach dhcp_vendorclass_add vendorclass + config_foreach dhcp_userclass_add userclass + config_foreach dhcp_circuitid_add circuitid + config_foreach dhcp_remoteid_add remoteid + config_foreach dhcp_subscrid_add subscrid + config_foreach dhcp_domain_add domain + echo >> $CONFIGFILE + config_foreach dhcp_srv_add srvhost + config_foreach dhcp_mx_add mxhost + echo >> $CONFIGFILE + config_foreach dhcp_add dhcp + echo >> $CONFIGFILE + config_foreach dhcp_cname_add cname + echo >> $CONFIGFILE + + # add own hostname + [ $ADD_LOCAL_HOSTNAME -eq 1 ] && [ -n "$lanaddr" ] && { + local hostname="$(uci_get system.@system[0].hostname)" + dhcp_domain_add "" "${hostname:-OpenWrt}" "$lanaddr" + } + + service_start /usr/sbin/dnsmasq -C $CONFIGFILE && { + rm -f /tmp/resolv.conf + [ $ADD_LOCAL_DOMAIN -eq 1 ] && [ -n "$DOMAIN" ] && { + echo "search $DOMAIN" >> /tmp/resolv.conf + } + DNS_SERVERS="$DNS_SERVERS 127.0.0.1" + for DNS_SERVER in $DNS_SERVERS ; do + echo "nameserver $DNS_SERVER" >> /tmp/resolv.conf + done + } +} + +stop() { + service_stop /usr/sbin/dnsmasq && { + [ -f /tmp/resolv.conf ] && { + rm -f /tmp/resolv.conf + ln -s /tmp/resolv.conf.auto /tmp/resolv.conf + } + } +} -- cgit v1.2.3