update buildroot to 2017.02.11

bsp/buildroot-2017.02.11/package/dhcp/0001-bind-cross-compile.patch

@@ -0,0 +1,24 @@
+bind cross compile support integration
+
+Pass system types from dhcp configure to bind configure.
+
+This patch is submitted upstream as part of a cross compiling enhancement
+suggestion to dhcp-suggest@isc.org. Reference ISC-Bugs #41502.
+
+Signed-off-by: Doug Kehn <rdkehn@yahoo.com>
+
+Index: dhcp-4.3.3-P1/bind/Makefile.in
+===================================================================
+--- dhcp-4.3.3-P1.orig/bind/Makefile.in
++++ dhcp-4.3.3-P1/bind/Makefile.in
+@@ -30,7 +30,9 @@ bindconfig = --disable-kqueue --disable-
+ 	--without-openssl --without-libxml2 --enable-exportlib \
+ 	--with-gssapi=no --enable-threads=no @BINDCONFIG@ \
+ 	--with-export-includedir=${binddir}/include \
+-	--with-export-libdir=${binddir}/lib
++	--with-export-libdir=${binddir}/lib \
++	--target=@target_alias@ --host=@host_alias@ \
++	--build=@build_alias@
+ 
+ @BIND_ATF_FALSE@cleandirs = ./lib ./include
+ @BIND_ATF_TRUE@cleandirs = ./lib ./include ./atf

bsp/buildroot-2017.02.11/package/dhcp/0002-v4_3-Plugs-a-socket-descriptor-leak-in-OMAPI.patch

@@ -0,0 +1,51 @@
+From 5097bc0559f592683faac1f67bf350e1bddf6ed4 Mon Sep 17 00:00:00 2001
+From: Thomas Markwalder <tmark@isc.org>
+Date: Thu, 7 Dec 2017 11:39:30 -0500
+Subject: [PATCH] [v4_3] Plugs a socket descriptor leak in OMAPI
+
+        Merges in rt46767.
+
+[baruch: drop RELNOTES hunk]
+Signed-off-by: Baruch Siach <baruch@tkos.co.il>
+---
+Patch status: upstream commit 5097bc0559f
+
+ omapip/buffer.c  | 9 +++++++++
+ omapip/message.c | 2 +-
+
+diff --git a/omapip/buffer.c b/omapip/buffer.c
+index f7fdc3250e82..809034d1317b 100644
+--- a/omapip/buffer.c
++++ b/omapip/buffer.c
+@@ -566,6 +566,15 @@ isc_result_t omapi_connection_writer (omapi_object_t *h)
+ 			omapi_buffer_dereference (&buffer, MDL);
+ 		}
+ 	}
++
++	/* If we had data left to write when we're told to disconnect,
++	* we need recall disconnect, now that we're done writing.
++	* See rt46767. */
++	if (c->out_bytes == 0 && c->state == omapi_connection_disconnecting) {
++		omapi_disconnect (h, 1);
++		return ISC_R_SHUTTINGDOWN;
++	}
++
+ 	return ISC_R_SUCCESS;
+ }
+ 
+diff --git a/omapip/message.c b/omapip/message.c
+index 59ccdc2c05cf..21bcfc3822e7 100644
+--- a/omapip/message.c
++++ b/omapip/message.c
+@@ -339,7 +339,7 @@ isc_result_t omapi_message_unregister (omapi_object_t *mo)
+ }
+ 
+ #ifdef DEBUG_PROTOCOL
+-static const char *omapi_message_op_name(int op) {
++const char *omapi_message_op_name(int op) {
+ 	switch (op) {
+ 	case OMAPI_OP_OPEN:    return "OMAPI_OP_OPEN";
+ 	case OMAPI_OP_REFRESH: return "OMAPI_OP_REFRESH";
+-- 
+2.15.1
+

bsp/buildroot-2017.02.11/package/dhcp/0003-Correct-buffer-overrun-in-pretty_print_option.patch

@@ -0,0 +1,59 @@
+From b8c29336bd5401a5f962bc6ddfa4ebb6f0274f3c Mon Sep 17 00:00:00 2001
+From: Thomas Markwalder <tmark@isc.org>
+Date: Sat, 10 Feb 2018 12:15:27 -0500
+Subject: [PATCH 1/2] Correct buffer overrun in pretty_print_option
+
+    Merges in rt47139.
+
+[baruch: drop RELNOTES and test; address CVE-2018-5732]
+Signed-off-by: Baruch Siach <baruch@tkos.co.il>
+---
+Upstream status: backported from commit c5931725b48
+---
+ common/options.c | 15 ++++++++++++---
+ 1 file changed, 12 insertions(+), 3 deletions(-)
+
+diff --git a/common/options.c b/common/options.c
+index 5547287fb6e5..2ed6b16c6412 100644
+--- a/common/options.c
++++ b/common/options.c
+@@ -1758,7 +1758,8 @@ format_min_length(format, oc)
+ 
+ 
+ /* Format the specified option so that a human can easily read it. */
+-
++/* Maximum pretty printed size */
++#define MAX_OUTPUT_SIZE 32*1024
+ const char *pretty_print_option (option, data, len, emit_commas, emit_quotes)
+ 	struct option *option;
+ 	const unsigned char *data;
+@@ -1766,8 +1767,9 @@ const char *pretty_print_option (option, data, len, emit_commas, emit_quotes)
+ 	int emit_commas;
+ 	int emit_quotes;
+ {
+-	static char optbuf [32768]; /* XXX */
+-	static char *endbuf = &optbuf[sizeof(optbuf)];
++	/* We add 128 byte pad so we don't have to add checks everywhere. */
++	static char optbuf [MAX_OUTPUT_SIZE + 128]; /* XXX */
++	static char *endbuf = optbuf + MAX_OUTPUT_SIZE;
+ 	int hunksize = 0;
+ 	int opthunk = 0;
+ 	int hunkinc = 0;
+@@ -2193,7 +2195,14 @@ const char *pretty_print_option (option, data, len, emit_commas, emit_quotes)
+ 				log_error ("Unexpected format code %c",
+ 					   fmtbuf [j]);
+ 			}
++
+ 			op += strlen (op);
++			if (op >= endbuf) {
++				log_error ("Option data exceeds"
++					   " maximum size %d", MAX_OUTPUT_SIZE);
++					   return ("<error>");
++			}
++
+ 			if (dp == data + len)
+ 				break;
+ 			if (j + 1 < numelem && comma != ':')
+-- 
+2.16.1
+

bsp/buildroot-2017.02.11/package/dhcp/0004-Corrected-refcnt-loss-in-option-parsing.patch

@@ -0,0 +1,40 @@
+From 93b5b67dd31b9efcbfaabc2df1e1d9d164a5e04a Mon Sep 17 00:00:00 2001
+From: Thomas Markwalder <tmark@isc.org>
+Date: Fri, 9 Feb 2018 14:46:08 -0500
+Subject: [PATCH 2/2] Corrected refcnt loss in option parsing
+
+    Merges in 47140.
+
+[baruch: drop RELNOTES and tests; address CVE-2018-5733]
+Signed-off-by: Baruch Siach <baruch@tkos.co.il>
+---
+Upstream status: backported from commit 197b26f25309
+---
+ common/options.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/common/options.c b/common/options.c
+index 2ed6b16c6412..25b29a6be7bb 100644
+--- a/common/options.c
++++ b/common/options.c
+@@ -3,7 +3,7 @@
+    DHCP options parsing and reassembly. */
+ 
+ /*
+- * Copyright (c) 2004-2017 by Internet Systems Consortium, Inc. ("ISC")
++ * Copyright (c) 2004-2018 by Internet Systems Consortium, Inc. ("ISC")
+  * Copyright (c) 1995-2003 by Internet Software Consortium
+  *
+  * Permission to use, copy, modify, and distribute this software for any
+@@ -177,6 +177,8 @@ int parse_option_buffer (options, buffer, length, universe)
+ 
+ 		/* If the length is outrageous, the options are bad. */
+ 		if (offset + len > length) {
++			/* Avoid reference count overflow */
++			option_dereference(&option, MDL);
+ 			reason = "option length exceeds option buffer length";
+ 		      bogus:
+ 			log_error("parse_option_buffer: malformed option "
+-- 
+2.16.1
+

bsp/buildroot-2017.02.11/package/dhcp/Config.in

@@ -0,0 +1,36 @@
+config BR2_PACKAGE_DHCP
+	bool "dhcp (ISC)"
+	# fork()
+	depends on BR2_USE_MMU
+	depends on BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
+	help
+	  DHCP relay agent from the ISC DHCP distribution.
+
+	  http://www.isc.org/products/DHCP
+
+if BR2_PACKAGE_DHCP
+
+config BR2_PACKAGE_DHCP_SERVER
+	bool "dhcp server"
+	select BR2_PACKAGE_SYSTEMD_TMPFILES if BR2_PACKAGE_SYSTEMD
+	help
+	  DHCP server from the ISC DHCP distribution.
+
+config BR2_PACKAGE_DHCP_SERVER_DELAYED_ACK
+	bool "Enable delayed ACK feature"
+	depends on BR2_PACKAGE_DHCP_SERVER
+	help
+	  Enable delayed ACK feature in the ISC DHCP server.
+
+config BR2_PACKAGE_DHCP_RELAY
+	bool "dhcp relay"
+	help
+	  DHCP relay agent from the ISC DHCP distribution.
+
+
+config BR2_PACKAGE_DHCP_CLIENT
+	bool "dhcp client"
+	help
+	  DHCP client from the ISC DHCP distribution.
+
+endif

bsp/buildroot-2017.02.11/package/dhcp/S80dhcp-relay

@@ -0,0 +1,53 @@
+#!/bin/sh
+#
+# $Id: dhcp3-relay,v 1.1 2004/04/16 15:41:08 ml Exp $
+#
+
+# What servers should the DHCP relay forward requests to?
+# e.g: SERVERS="192.168.0.1"
+SERVERS=""
+
+# On what interfaces should the DHCP relay (dhrelay) serve DHCP requests?
+INTERFACES=""
+
+# Additional options that are passed to the DHCP relay daemon?
+OPTIONS=""
+
+# Read configuration variable file if it is present
+CFG_FILE="/etc/default/dhcrelay"
+[ -r "${CFG_FILE}" ] && . "${CFG_FILE}"
+
+# Sanity checks
+test -f /usr/sbin/dhcrelay || exit 0
+test -n "$INTERFACES" || exit 0
+test -n "$SERVERS" || exit 0
+
+# Build command line for interfaces (will be passed to dhrelay below.)
+IFCMD=""
+for I in $INTERFACES; do
+	IFCMD=${IFCMD}"-i "${I}" "
+done
+
+DHCRELAYPID=/var/run/dhcrelay.pid
+
+case "$1" in
+	start)
+		printf "Starting DHCP relay: "
+		start-stop-daemon -S -q -x /usr/sbin/dhcrelay -- -q $OPTIONS $IFCMD $SERVERS
+		[ $? = 0 ] && echo "OK" || echo "FAIL"
+		;;
+	stop)
+		printf "Stopping DHCP relay: "
+		start-stop-daemon -K -q -x /usr/sbin/dhcrelay
+		[ $? = 0 ] && echo "OK" || echo "FAIL"
+		;;
+	restart | force-reload)
+		$0 stop
+		$0 start
+		;;
+	*)
+		echo "Usage: $0 {start|stop|restart|force-reload}"
+		exit 1
+esac
+
+exit 0

bsp/buildroot-2017.02.11/package/dhcp/S80dhcp-server

@@ -0,0 +1,49 @@
+#!/bin/sh
+#
+# $Id: dhcp3-server.init.d,v 1.4 2003/07/13 19:12:41 mdz Exp $
+#
+
+# On what interfaces should the DHCP server (dhcpd) serve DHCP requests?
+#       Separate multiple interfaces with spaces, e.g. "eth0 eth1".
+INTERFACES=""
+
+# Additional options that are passed to the DHCP server daemon?
+OPTIONS=""
+
+NAME="dhcpd"
+DAEMON="/usr/sbin/${NAME}"
+CFG_FILE="/etc/default/${NAME}"
+
+# Read configuration variable file if it is present
+[ -r "${CFG_FILE}" ] && . "${CFG_FILE}"
+
+# Sanity checks
+test -f /usr/sbin/dhcpd || exit 0
+test -f /etc/dhcp/dhcpd.conf || exit 0
+
+case "$1" in
+	start)
+		printf "Starting DHCP server: "
+		test -d /var/lib/dhcp/ || mkdir -p /var/lib/dhcp/
+		test -f /var/lib/dhcp/dhcpd.leases || touch /var/lib/dhcp/dhcpd.leases
+		start-stop-daemon -S -q -x ${DAEMON} -- -q $OPTIONS $INTERFACES
+		[ $? = 0 ] && echo "OK" || echo "FAIL"
+		;;
+	stop)
+		printf "Stopping DHCP server: "
+		start-stop-daemon -K -q -x ${DAEMON}
+		[ $? = 0 ] && echo "OK" || echo "FAIL"
+		;;
+	restart | force-reload)
+		$0 stop
+		$0 start
+		if [ "$?" != "0" ]; then
+			exit 1
+		fi
+		;;
+	*)
+		echo "Usage: $0 {start|stop|restart|force-reload}"
+		exit 1
+esac
+
+exit 0

bsp/buildroot-2017.02.11/package/dhcp/dhclient-script

@@ -0,0 +1,284 @@
+#!/bin/sh
+
+# dhclient-script from OpenWRT project
+# http://git.openwrt.org/?p=packages.git;a=blob;f=net/isc-dhcp/files/dhclient-script;h=4afebc0ad20ebac51c5baae5ed01c6713e3a0fd0;hb=HEAD
+
+make_resolv_conf() {
+  if [ x"$new_domain_name_servers" != x ]; then
+    cat /dev/null > /etc/resolv.conf.dhclient
+    chmod 644 /etc/resolv.conf.dhclient
+    if [ x"$new_domain_search" != x ]; then
+      echo search $new_domain_search >> /etc/resolv.conf.dhclient
+    elif [ x"$new_domain_name" != x ]; then
+      # Note that the DHCP 'Domain Name Option' is really just a domain
+      # name, and that this practice of using the domain name option as
+      # a search path is both nonstandard and deprecated.
+      echo search $new_domain_name >> /etc/resolv.conf.dhclient
+    fi
+    for nameserver in $new_domain_name_servers; do
+      echo nameserver $nameserver >>/etc/resolv.conf.dhclient
+    done
+
+  elif [ "x${new_dhcp6_name_servers}" != x ] ; then
+    cat /dev/null > /etc/resolv.conf.dhclient6
+    chmod 644 /etc/resolv.conf.dhclient6
+
+    if [ "x${new_dhcp6_domain_search}" != x ] ; then
+      echo search ${new_dhcp6_domain_search} >> /etc/resolv.conf.dhclient6
+    fi
+    for nameserver in ${new_dhcp6_name_servers} ; do
+      echo nameserver ${nameserver} >> /etc/resolv.conf.dhclient6
+    done
+  fi
+
+  # if both v4 and v6 clients are running, concatenate results
+  cat /etc/resolv.conf.* > /etc/resolv.conf
+}
+
+# Must be used on exit.   Invokes the local dhcp client exit hooks, if any.
+exit_with_hooks() {
+  exit_status=$1
+  if [ -f /etc/dhclient-exit-hooks ]; then
+    . /etc/dhclient-exit-hooks
+  fi
+# probably should do something with exit status of the local script
+  exit $exit_status
+}
+
+# Invoke the local dhcp client enter hooks, if they exist.
+if [ -f /etc/dhclient-enter-hooks ]; then
+  exit_status=0
+  . /etc/dhclient-enter-hooks
+  # allow the local script to abort processing of this state
+  # local script must set exit_status variable to nonzero.
+  if [ $exit_status -ne 0 ]; then
+    exit $exit_status
+  fi
+fi
+
+###
+### DHCPv4 Handlers
+###
+
+if [ x$new_broadcast_address != x ]; then
+  new_broadcast_arg="broadcast $new_broadcast_address"
+fi
+if [ x$new_subnet_mask != x ]; then
+  new_subnet_arg="netmask $new_subnet_mask"
+fi
+if [ x$alias_subnet_mask != x ]; then
+  alias_subnet_arg="netmask $alias_subnet_mask"
+fi
+
+if [ x$reason = xMEDIUM ]; then
+  # Linux doesn't do mediums (ok, ok, media).
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xPREINIT ]; then
+  if [ x$alias_ip_address != x ]; then
+    # Bring down alias interface. Its routes will disappear too.
+    ifconfig $interface:0- 0.0.0.0
+  fi
+  ifconfig $interface 0.0.0.0 up
+
+  # We need to give the kernel some time to get the interface up.
+  sleep 1
+
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xARPCHECK ] || [ x$reason = xARPSEND ]; then
+  exit_with_hooks 0
+fi
+  
+if [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || \
+   [ x$reason = xREBIND ] || [ x$reason = xREBOOT ]; then
+  current_hostname=`hostname`
+  if [ x$current_hostname = x ] || \
+     [ x$current_hostname = x$old_host_name ]; then
+    if [ x$current_hostname = x ] || \
+       [ x$new_host_name != x$old_host_name ]; then
+      hostname $new_host_name
+    fi
+  fi
+    
+  if [ x$old_ip_address != x ] && [ x$alias_ip_address != x ] && \
+		[ x$alias_ip_address != x$old_ip_address ]; then
+    # Possible new alias. Remove old alias.
+    ifconfig $interface:0- 0.0.0.0
+  fi
+  if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]; then
+    # IP address changed. Bringing down the interface will delete all routes,
+    # and clear the ARP cache.
+    ifconfig $interface 0.0.0.0 down
+
+  fi
+  if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \
+     [ x$reason = xBOUND ] || [ x$reason = xREBOOT ]; then
+
+    ifconfig $interface $new_ip_address $new_subnet_arg \
+							$new_broadcast_arg
+    for router in $new_routers; do
+      if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then
+	route add -host $router dev $interface
+      fi
+      route add default gw $router
+    done
+  fi
+  if [ x$new_ip_address != x$alias_ip_address ] && [ x$alias_ip_address != x ];
+   then
+    ifconfig $interface:0- 0.0.0.0
+    ifconfig $interface:0 $alias_ip_address $alias_subnet_arg
+    route add -host $alias_ip_address $interface:0
+  fi
+  make_resolv_conf
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xEXPIRE ] || [ x$reason = xFAIL ] || [ x$reason = xRELEASE ] \
+   || [ x$reason = xSTOP ]; then
+  if [ x$alias_ip_address != x ]; then
+    # Turn off alias interface.
+    ifconfig $interface:0- 0.0.0.0
+  fi
+  if [ x$old_ip_address != x ]; then
+    # Shut down interface, which will delete routes and clear arp cache.
+    ifconfig $interface 0.0.0.0 down
+  fi
+  if [ x$alias_ip_address != x ]; then
+    ifconfig $interface:0 $alias_ip_address $alias_subnet_arg
+    route add -host $alias_ip_address $interface:0
+  fi
+
+  # remove v4 dns configuration for this interface
+  rm /etc/resolv.conf.dhclient
+  cat /etc/resolv.conf.* > /etc/resolv.conf
+
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xTIMEOUT ]; then
+  if [ x$alias_ip_address != x ]; then
+    ifconfig $interface:0- 0.0.0.0
+  fi
+  ifconfig $interface $new_ip_address $new_subnet_arg \
+					$new_broadcast_arg
+  set $new_routers
+  if ping -q -c 1 $1; then
+    if [ x$new_ip_address != x$alias_ip_address ] && \
+			[ x$alias_ip_address != x ]; then
+      ifconfig $interface:0 $alias_ip_address $alias_subnet_arg
+      route add -host $alias_ip_address dev $interface:0
+    fi
+    for router in $new_routers; do
+      if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then
+	route add -host $router dev $interface
+      fi
+      route add default gw $router
+    done
+    make_resolv_conf
+    exit_with_hooks 0
+  fi
+  ifconfig $interface 0.0.0.0 down
+  exit_with_hooks 1
+fi
+
+###
+### DHCPv6 Handlers
+###
+
+if [ x$reason = xPREINIT6 ]; then
+  # Ensure interface is up.
+  ifconfig ${interface} up
+
+  # Remove any stale addresses from aborted clients.
+  ip -f inet6 addr flush dev ${interface} scope global
+
+  exit_with_hooks 0
+fi
+
+if [ x${old_ip6_prefix} != x ] || [ x${new_ip6_prefix} != x ] ; then
+    echo Prefix ${reason} old=${old_ip6_prefix} new=${new_ip6_prefix}
+
+    exit_with_hooks 0
+fi
+
+if [ x$reason = xBOUND6 ]; then
+  if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ] ; then
+    exit_with_hooks 2;
+  fi
+
+  ifconfig ${interface} add ${new_ip6_address}/${new_ip6_prefixlen}
+
+  # Check for nameserver options.
+  make_resolv_conf
+
+### <<
+  # Set up softwire tunnel
+  if [ x${new_dhcp6_softwire} != x ] ; then
+    /etc/init.d/dhclient stop
+    ifconfig ${interface} 0.0.0.0
+    ip -6 tunnel add tun0 mode ipip6 \
+	remote ${new_dhcp6_softwire} \
+	local ${new_ip6_address} \
+	dev ${interface} encaplimit none
+    ip link set tun0 up
+    ip route add default dev tun0
+  fi
+### >>
+
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xRENEW6 ] || [ x$reason = xREBIND6 ]; then
+  if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ] ; then
+    exit_with_hooks 2;
+  fi
+
+  ifconfig ${interface} add ${new_ip6_address}/${new_ip6_prefixlen}
+
+  # Make sure nothing has moved around on us.
+
+  # Nameservers/domains/etc.
+  if [ "x${new_dhcp6_name_servers}" != "x${old_dhcp6_name_servers}" ] ||
+     [ "x${new_dhcp6_domain_search}" != "x${old_dhcp6_domain_search}" ] ; then
+    make_resolv_conf
+  fi
+
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xDEPREF6 ]; then
+  if [ x${new_ip6_address} = x ] ; then
+    exit_with_hooks 2;
+  fi
+
+  # Busybox ifconfig has no way to communicate this to the kernel, so ignore it
+
+  exit_with_hooks 0
+fi
+
+if [ x$reason = xEXPIRE6 -o x$reason = xRELEASE6 -o x$reason = xSTOP6 ]; then
+  if [ x${old_ip6_address} = x ] || [ x${old_ip6_prefixlen} = x ] ; then
+    exit_with_hooks 2;
+  fi
+
+  ifconfig ${interface} del ${old_ip6_address}/${old_ip6_prefixlen}
+
+  # remove v6 dns configuration for this interface
+  rm /etc/resolv.conf.dhclient6
+  cat /etc/resolv.conf.* > /etc/resolv.conf
+
+### <<
+  # Tear down softwire tunnel
+  if [ x${old_dhcp6_softwire} != x ] ; then
+    ip link set tun0 down
+    ip tunnel del tun0
+  fi
+### >>
+
+  exit_with_hooks 0
+fi
+
+exit_with_hooks 0

bsp/buildroot-2017.02.11/package/dhcp/dhclient.conf

@@ -0,0 +1,50 @@
+# Configuration file for /sbin/dhclient, which is included in Debian's
+#	dhcp3-client package.
+#
+# This is a sample configuration file for dhclient. See dhclient.conf's
+#	man page for more information about the syntax of this file
+#	and a more comprehensive list of the parameters understood by
+#	dhclient.
+#
+# Normally, if the DHCP server provides reasonable information and does
+#	not leave anything out (like the domain name, for example), then
+#	few changes must be made to this file, if any.
+#
+
+#send host-name "andare.fugue.com";
+#send dhcp-client-identifier 1:0:a0:24:ab:fb:9c;
+#send dhcp-lease-time 3600;
+#supersede domain-name "fugue.com home.vix.com";
+#prepend domain-name-servers 127.0.0.1;
+request subnet-mask, broadcast-address, time-offset, routers,
+	domain-name, domain-name-servers, host-name,
+	netbios-name-servers, netbios-scope;
+#require subnet-mask, domain-name-servers;
+#timeout 60;
+#retry 60;
+#reboot 10;
+#select-timeout 5;
+#initial-interval 2;
+#script "/etc/dhcp3/dhclient-script";
+#media "-link0 -link1 -link2", "link0 link1";
+#reject 192.33.137.209;
+
+#alias {
+#  interface "eth0";
+#  fixed-address 192.5.5.213;
+#  option subnet-mask 255.255.255.255;
+#}
+
+#lease {
+#  interface "eth0";
+#  fixed-address 192.33.137.200;
+#  medium "link0 link1";
+#  option host-name "andare.swiftmedia.com";
+#  option subnet-mask 255.255.255.0;
+#  option broadcast-address 192.33.137.255;
+#  option routers 192.33.137.250;
+#  option domain-name-servers 127.0.0.1;
+#  renew 2 2000/1/12 00:00:01;
+#  rebind 2 2000/1/12 00:00:01;
+#  expire 2 2000/1/12 00:00:01;
+#}

bsp/buildroot-2017.02.11/package/dhcp/dhcp.hash

@@ -0,0 +1,4 @@
+# Verified from https://ftp.isc.org/isc/dhcp/4.3.6/dhcp-4.3.6.tar.gz.sha256.asc
+sha256 a41eaf6364f1377fe065d35671d9cf82bbbc8f21207819b2b9f33f652aec6f1b  dhcp-4.3.6.tar.gz
+# Locally calculated
+sha256 dd7ae2201c0c11c3c1e2510d731c67b2f4bc8ba735707d7348ddd65f7b598562  LICENSE

bsp/buildroot-2017.02.11/package/dhcp/dhcp.mk

@@ -0,0 +1,121 @@
+################################################################################
+#
+# dhcp
+#
+################################################################################
+
+DHCP_VERSION = 4.3.6
+DHCP_SITE = http://ftp.isc.org/isc/dhcp/$(DHCP_VERSION)
+DHCP_INSTALL_STAGING = YES
+DHCP_LICENSE = ISC
+DHCP_LICENSE_FILES = LICENSE
+DHCP_CONF_ENV = \
+	CPPFLAGS='-D_PATH_DHCPD_CONF=\"/etc/dhcp/dhcpd.conf\" \
+		-D_PATH_DHCLIENT_CONF=\"/etc/dhcp/dhclient.conf\"' \
+	CFLAGS='$(TARGET_CFLAGS) -DISC_CHECK_NONE=1'
+
+DHCP_CONF_OPTS = \
+	--with-randomdev=/dev/random \
+	--with-srv-lease-file=/var/lib/dhcp/dhcpd.leases \
+	--with-srv6-lease-file=/var/lib/dhcp/dhcpd6.leases \
+	--with-cli-lease-file=/var/lib/dhcp/dhclient.leases \
+	--with-cli6-lease-file=/var/lib/dhcp/dhclient6.leases \
+	--with-srv-pid-file=/var/run/dhcpd.pid \
+	--with-srv6-pid-file=/var/run/dhcpd6.pid \
+	--with-cli-pid-file=/var/run/dhclient.pid \
+	--with-cli6-pid-file=/var/run/dhclient6.pid \
+	--with-relay-pid-file=/var/run/dhcrelay.pid \
+	--with-relay6-pid-file=/var/run/dhcrelay6.pid
+
+# The source for the bind libraries used by dhcp are embedded in the dhcp source
+# as a tar-ball. Extract the bind source to allow any patches to be applied
+# during the patch phase.
+define DHCP_EXTRACT_BIND
+	cd $(@D)/bind; tar -xvf bind.tar.gz
+endef
+DHCP_POST_EXTRACT_HOOKS += DHCP_EXTRACT_BIND
+
+# The patchset requires configure et.al. to be regenerated.
+DHCP_AUTORECONF = YES
+
+# bind does not support parallel builds.
+DHCP_MAKE = $(MAKE1)
+
+# bind configure is called via dhcp make instead of dhcp configure. The make env
+# needs extra values for bind configure.
+DHCP_MAKE_ENV = \
+	$(TARGET_CONFIGURE_OPTS) \
+	BUILD_CC="$(HOSTCC)" \
+	BUILD_CFLAGS="$(HOST_CFLAGS)" \
+	BUILD_CPPFLAGS="$(HOST_CPPFLAGS)" \
+	BUILD_LDFLAGS="$(HOST_LDFLAGS)"
+
+ifeq ($(BR2_PACKAGE_DHCP_SERVER_DELAYED_ACK),y)
+DHCP_CONF_OPTS += --enable-delayed-ack
+endif
+
+ifeq ($(BR2_PACKAGE_DHCP_SERVER),y)
+define DHCP_INSTALL_SERVER
+	mkdir -p $(TARGET_DIR)/var/lib
+	(cd $(TARGET_DIR)/var/lib; ln -snf /tmp dhcp)
+	$(INSTALL) -m 0755 -D $(@D)/server/dhcpd $(TARGET_DIR)/usr/sbin/dhcpd
+	$(INSTALL) -m 0644 -D package/dhcp/dhcpd.conf \
+		$(TARGET_DIR)/etc/dhcp/dhcpd.conf
+endef
+endif
+
+ifeq ($(BR2_PACKAGE_DHCP_RELAY),y)
+define DHCP_INSTALL_RELAY
+	mkdir -p $(TARGET_DIR)/var/lib
+	(cd $(TARGET_DIR)/var/lib; ln -snf /tmp dhcp)
+	$(INSTALL) -m 0755 -D $(DHCP_DIR)/relay/dhcrelay \
+		$(TARGET_DIR)/usr/sbin/dhcrelay
+endef
+endif
+
+ifeq ($(BR2_PACKAGE_DHCP_CLIENT),y)
+define DHCP_INSTALL_CLIENT
+	mkdir -p $(TARGET_DIR)/var/lib
+	(cd $(TARGET_DIR)/var/lib; ln -snf /tmp dhcp)
+	$(INSTALL) -m 0755 -D $(DHCP_DIR)/client/dhclient \
+		$(TARGET_DIR)/sbin/dhclient
+	$(INSTALL) -m 0644 -D package/dhcp/dhclient.conf \
+		$(TARGET_DIR)/etc/dhcp/dhclient.conf
+	$(INSTALL) -m 0755 -D package/dhcp/dhclient-script \
+		$(TARGET_DIR)/sbin/dhclient-script
+endef
+endif
+
+# Options don't matter, scripts won't start if binaries aren't there
+define DHCP_INSTALL_INIT_SYSV
+	$(INSTALL) -m 0755 -D package/dhcp/S80dhcp-server \
+		$(TARGET_DIR)/etc/init.d/S80dhcp-server
+	$(INSTALL) -m 0755 -D package/dhcp/S80dhcp-relay \
+		$(TARGET_DIR)/etc/init.d/S80dhcp-relay
+endef
+
+ifeq ($(BR2_PACKAGE_DHCP_SERVER),y)
+define DHCP_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 644 package/dhcp/dhcpd.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/dhcpd.service
+
+	mkdir -p $(TARGET_DIR)/etc/systemd/system/multi-user.target.wants
+
+	ln -sf ../../../../usr/lib/systemd/system/dhcpd.service \
+		$(TARGET_DIR)/etc/systemd/system/multi-user.target.wants/dhcpd.service
+
+	mkdir -p $(TARGET_DIR)/usr/lib/tmpfiles.d
+	echo "d /var/lib/dhcp 0755 - - - -" > \
+		$(TARGET_DIR)/usr/lib/tmpfiles.d/dhcpd.conf
+	echo "f /var/lib/dhcp/dhcpd.leases - - - - -" >> \
+		$(TARGET_DIR)/usr/lib/tmpfiles.d/dhcpd.conf
+endef
+endif
+
+define DHCP_INSTALL_TARGET_CMDS
+	$(DHCP_INSTALL_RELAY)
+	$(DHCP_INSTALL_SERVER)
+	$(DHCP_INSTALL_CLIENT)
+endef
+
+$(eval $(autotools-package))

bsp/buildroot-2017.02.11/package/dhcp/dhcpd.conf

@@ -0,0 +1,108 @@
+#
+# Sample configuration file for ISC dhcpd for Debian
+#
+# $Id: dhcpd.conf,v 1.1.1.1 2002/05/21 00:07:44 peloy Exp $
+#
+
+# The ddns-updates-style parameter controls whether or not the server will
+# attempt to do a DNS update when a lease is confirmed. We default to the
+# behavior of the version 2 packages ('none', since DHCP v2 didn't
+# have support for DDNS.)
+ddns-update-style none;
+
+# option definitions common to all supported networks...
+option domain-name "example.org";
+option domain-name-servers ns1.example.org, ns2.example.org;
+
+default-lease-time 600;
+max-lease-time 7200;
+
+# If this DHCP server is the official DHCP server for the local
+# network, the authoritative directive should be uncommented.
+#authoritative;
+
+# Use this to send dhcp log messages to a different log file (you also
+# have to hack syslog.conf to complete the redirection).
+log-facility local7;
+
+# No service will be given on this subnet, but declaring it helps the 
+# DHCP server to understand the network topology.
+
+#subnet 10.152.187.0 netmask 255.255.255.0 {
+#}
+
+# This is a very basic subnet declaration.
+
+#subnet 10.254.239.0 netmask 255.255.255.224 {
+#  range 10.254.239.10 10.254.239.20;
+#  option routers rtr-239-0-1.example.org, rtr-239-0-2.example.org;
+#}
+
+# This declaration allows BOOTP clients to get dynamic addresses,
+# which we don't really recommend.
+
+#subnet 10.254.239.32 netmask 255.255.255.224 {
+#  range dynamic-bootp 10.254.239.40 10.254.239.60;
+#  option broadcast-address 10.254.239.31;
+#  option routers rtr-239-32-1.example.org;
+#}
+
+# A slightly different configuration for an internal subnet.
+#subnet 10.5.5.0 netmask 255.255.255.224 {
+#  range 10.5.5.26 10.5.5.30;
+#  option domain-name-servers ns1.internal.example.org;
+#  option domain-name "internal.example.org";
+#  option routers 10.5.5.1;
+#  option broadcast-address 10.5.5.31;
+#  default-lease-time 600;
+#  max-lease-time 7200;
+#}
+
+# Hosts which require special configuration options can be listed in
+# host statements.   If no address is specified, the address will be
+# allocated dynamically (if possible), but the host-specific information
+# will still come from the host declaration.
+
+#host passacaglia {
+#  hardware ethernet 0:0:c0:5d:bd:95;
+#  filename "vmunix.passacaglia";
+#  server-name "toccata.fugue.com";
+#}
+
+# Fixed IP addresses can also be specified for hosts.   These addresses
+# should not also be listed as being available for dynamic assignment.
+# Hosts for which fixed IP addresses have been specified can boot using
+# BOOTP or DHCP.   Hosts for which no fixed address is specified can only
+# be booted with DHCP, unless there is an address range on the subnet
+# to which a BOOTP client is connected which has the dynamic-bootp flag
+# set.
+#host fantasia {
+#  hardware ethernet 08:00:07:26:c0:a5;
+#  fixed-address fantasia.fugue.com;
+#}
+
+# You can declare a class of clients and then do address allocation
+# based on that.   The example below shows a case where all clients
+# in a certain class get addresses on the 10.17.224/24 subnet, and all
+# other clients get addresses on the 10.0.29/24 subnet.
+
+#class "foo" {
+#  match if substring (option vendor-class-identifier, 0, 4) = "SUNW";
+#}
+
+#shared-network 224-29 {
+#  subnet 10.17.224.0 netmask 255.255.255.0 {
+#    option routers rtr-224.example.org;
+#  }
+#  subnet 10.0.29.0 netmask 255.255.255.0 {
+#    option routers rtr-29.example.org;
+#  }
+#  pool {
+#    allow members of "foo";
+#    range 10.17.224.10 10.17.224.250;
+#  }
+#  pool {
+#    deny members of "foo";
+#    range 10.0.29.10 10.0.29.230;
+#  }
+#}

bsp/buildroot-2017.02.11/package/dhcp/dhcpd.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=DHCP server
+After=network.target
+
+[Service]
+Type=forking
+PIDFile=/run/dhcpd.pid
+ExecStart=/usr/sbin/dhcpd -q -pf /run/dhcpd.pid $OPTIONS $INTERFACES
+KillSignal=SIGINT
+EnvironmentFile=-/etc/default/dhcpd
+
+[Install]
+WantedBy=multi-user.target