From e1bb37f2ec7aea568eee32a0c88f937a2b963c3f Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 17 Mar 2007 13:31:13 +0000 Subject: [PATCH] upgrade dnsmasq to latest version, rewrite dnsmasq init script for uci, rename /bin/ipcalc to /bin/ipcalc.sh (fixes #1452) SVN-Revision: 6595 --- .../files/bin/{ipcalc => ipcalc.sh} | 0 package/dnsmasq/Makefile | 7 +- package/dnsmasq/files/dhcp.conf | 9 ++ package/dnsmasq/files/dnsmasq.conf | 6 -- package/dnsmasq/files/dnsmasq.init | 96 +++++++++++-------- 5 files changed, 67 insertions(+), 51 deletions(-) rename package/base-files/files/bin/{ipcalc => ipcalc.sh} (100%) create mode 100644 package/dnsmasq/files/dhcp.conf diff --git a/package/base-files/files/bin/ipcalc b/package/base-files/files/bin/ipcalc.sh similarity index 100% rename from package/base-files/files/bin/ipcalc rename to package/base-files/files/bin/ipcalc.sh diff --git a/package/dnsmasq/Makefile b/package/dnsmasq/Makefile index 2b6e7945cb..6b763741de 100644 --- a/package/dnsmasq/Makefile +++ b/package/dnsmasq/Makefile @@ -9,12 +9,12 @@ include $(TOPDIR)/rules.mk PKG_NAME:=dnsmasq -PKG_VERSION:=2.35 +PKG_VERSION:=2.38 PKG_RELEASE:=1 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz PKG_SOURCE_URL:=http://thekelleys.org.uk/dnsmasq -PKG_MD5SUM:=57b8643dc394cf2fbd1bced64536c6df +PKG_MD5SUM:=ab066a97c226066485ad20e5ad5ce424 include $(INCLUDE_DIR)/package.mk @@ -42,7 +42,8 @@ endef define Package/dnsmasq/install $(INSTALL_DIR) $(1)/usr/sbin $(INSTALL_BIN) $(PKG_BUILD_DIR)/src/dnsmasq $(1)/usr/sbin/ - $(INSTALL_DIR) $(1)/etc + $(INSTALL_DIR) $(1)/etc/config + $(INSTALL_DATA) ./files/dhcp.conf $(1)/etc/config/dhcp $(INSTALL_DATA) ./files/dnsmasq.conf $(1)/etc/dnsmasq.conf $(INSTALL_DIR) $(1)/etc/init.d $(INSTALL_BIN) ./files/dnsmasq.init $(1)/etc/init.d/dnsmasq diff --git a/package/dnsmasq/files/dhcp.conf b/package/dnsmasq/files/dhcp.conf new file mode 100644 index 0000000000..fb55cf8b77 --- /dev/null +++ b/package/dnsmasq/files/dhcp.conf @@ -0,0 +1,9 @@ +config dhcp + option interface lan + option start 100 + option limit 150 + option leasetime 12h + +config dhcp + option interface wan + option ignore 1 diff --git a/package/dnsmasq/files/dnsmasq.conf b/package/dnsmasq/files/dnsmasq.conf index 8a8191b635..5be394696a 100644 --- a/package/dnsmasq/files/dnsmasq.conf +++ b/package/dnsmasq/files/dnsmasq.conf @@ -10,14 +10,8 @@ domain=lan expand-hosts resolv-file=/tmp/resolv.conf.auto -@ifdef dhcp_enable -dhcp-range=@@start@@,@@end@@,@@netmask@@,@@lease@@ dhcp-authoritative dhcp-leasefile=/tmp/dhcp.leases -@endif -@ifdef wan_ifname -except-interface=@@wan_ifname@@ -@endif # use /etc/ethers for static hosts; same format as --dhcp-host # diff --git a/package/dnsmasq/files/dnsmasq.init b/package/dnsmasq/files/dnsmasq.init index 5e72fd014f..52973d4ca0 100644 --- a/package/dnsmasq/files/dnsmasq.init +++ b/package/dnsmasq/files/dnsmasq.init @@ -2,55 +2,67 @@ # Copyright (C) 2006 OpenWrt.org START=60 -start() { - include /lib/network - scan_interfaces - - # The following is to automatically configure the DHCP settings - # based on config settings. Feel free to replace all this crap - # with a simple "dnsmasq" and manage everything via the - # /etc/dnsmasq.conf config file - - [ -f /etc/dnsmasq.conf ] || exit + +dhcp_calc() { + local ip="$1" + local res=0 - args="" - iface=lan - config_get ifname "$iface" ifname - config_get proto "$iface" proto + while [ -n "$ip" ]; do + part="${ip%%.*}" + res="$(($res * 256))" + res="$(($res + $part))" + [ "${ip%.*}" != "$ip" ] && ip="${ip#*.}" || ip= + done + echo "$res" +} + +dhcp_add() { + local cfg="$1" + + config_get net "$cfg" interface + [ -n "$net" ] || return 0 - [ "$proto" = static ] && dhcp_enable="${dhcp_enable:-1}" - dhcp_start="${dhcp_start:-100}" - dhcp_num="${dhcp_num:-50}" - dhcp_lease="${dhcp_lease:-12h}" + config_get ifname "$net" ifname + [ -n "$ifname" ] || return 0 - # if dhcp_enable is unset and there is a dhcp server on the network already, default to dhcp_enable=0 - [ -z "$dhcp_enable" ] && udhcpc -n -q -R -s /bin/true -i $ifname >&- && dhcp_enable="${dhcp_enable:-0}" + config_get_bool ignore "$cfg" ignore + [ "$ignore" -gt 0 ] && { + append args "-I $ifname" + return 0 + } - # dhcp_enable=0 disables the dhcp server - ( - [ -z "$dhcp_enable" -o "$dhcp_enable" -eq 1 ] && { - # no existing DHCP server? + config_get proto "$net" proto + [ static = "$proto" ] || return 0 - # calculate settings - config_get ipaddr "$iface" ipaddr - config_get netmask "$iface" netmask - eval $(ipcalc $ipaddr $netmask ${dhcp_start:-100} ${dhcp_num:-150}) - - # and pass the args via config parser defines - echo "${dhcp_enable:+@define dhcp_enable 1}" - echo "@define netmask $NETMASK" - echo "@define start $START" - echo "@define end $END" - echo "@define lease ${dhcp_lease:-12h}" - } + config_get ipaddr "$net" ipaddr + 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 -R -s /bin/true -i $ifname >&- && return 0 + } - # ignore requests from wan interface - config_get wan_proto wan proto - config_get wan_ifname wan ifname - [ -z "$wan_proto" -o "$wan_proto" = "none" ] || echo "@define wan_ifname $wan_ifname" + config_get start "$cfg" start + config_get end "$cfg" end + config_get leasetime "$cfg" leasetime + + leasetime="${leasetime:-12h}" + start="$(dhcp_calc "${start:-100}")" + end="$((${end:-150} + 1))" + eval "$(ipcalc.sh $ipaddr $netmask $start $end)" + append args "-F $START,$END,$NETMASK,$leasetime" +} + +start() { + include /lib/network + scan_interfaces + config_load dhcp + + args="" + config_foreach dhcp_add dhcp - cat /etc/dnsmasq.conf - ) | awk -f /lib/config/template.awk | dnsmasq -C /proc/self/fd/0 && { + dnsmasq $args && { rm -f /tmp/resolv.conf cat > /tmp/resolv.conf <