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authorJuergen Borleis <jbe@pengutronix.de>2019-06-05 14:54:08 +0200
committerMichael Olbrich <m.olbrich@pengutronix.de>2019-06-08 10:00:38 +0200
commita91553fc122628956bcb60f5a9638dfb3374e865 (patch)
treea555b5ef9195addb917e83d8161e0169e26209a8 /projectroot
parent33915316c4426a7c12782370a490f30fd433c793 (diff)
downloadptxdist-a91553fc122628956bcb60f5a9638dfb3374e865.tar.gz
ptxdist-a91553fc122628956bcb60f5a9638dfb3374e865.tar.xz
dnsmasq: version bump 2.79 -> 2.80
Signed-off-by: Juergen Borleis <jbe@pengutronix.de> Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
Diffstat (limited to 'projectroot')
-rw-r--r--projectroot/etc/dnsmasq.conf275
1 files changed, 224 insertions, 51 deletions
diff --git a/projectroot/etc/dnsmasq.conf b/projectroot/etc/dnsmasq.conf
index 1856481d1..8548b43ed 100644
--- a/projectroot/etc/dnsmasq.conf
+++ b/projectroot/etc/dnsmasq.conf
@@ -4,17 +4,34 @@
# as the long options legal on the command line. See
# "/usr/sbin/dnsmasq --help" or "man 8 dnsmasq" for details.
+# Listen on this specific port instead of the standard DNS port
+# (53). Setting this to zero completely disables DNS function,
+# leaving only DHCP and/or TFTP.
+#port=5353
+
# The following two options make you a better netizen, since they
# tell dnsmasq to filter out queries which the public DNS cannot
# answer, and which load the servers (especially the root servers)
-# uneccessarily. If you have a dial-on-demand link they also stop
-# these requests from bringing up the link uneccessarily.
+# unnecessarily. If you have a dial-on-demand link they also stop
+# these requests from bringing up the link unnecessarily.
# Never forward plain names (without a dot or domain part)
#domain-needed
# Never forward addresses in the non-routed address spaces.
#bogus-priv
+# Uncomment these to enable DNSSEC validation and caching:
+# (Requires dnsmasq to be built with DNSSEC option.)
+#conf-file=%%PREFIX%%/share/dnsmasq/trust-anchors.conf
+#dnssec
+
+# Replies which are not DNSSEC signed may be legitimate, because the domain
+# is unsigned, or may be forgeries. Setting this option tells dnsmasq to
+# check that an unsigned reply is OK, by finding a secure proof that a DS
+# record somewhere between the root and the domain does not exist.
+# The cost of setting this is that even queries in unsigned domains will need
+# one or more extra DNS queries to verify.
+#dnssec-check-unsigned
# Uncomment this to filter useless windows-originated DNS requests
# which can trigger dial-on-demand links needlessly.
@@ -57,21 +74,25 @@
#local=/localnet/
# Add domains which you want to force to an IP address here.
-# The example below send any host in doubleclick.net to a local
-# webserver.
-#address=/doubleclick.net/127.0.0.1
+# The example below send any host in double-click.net to a local
+# web-server.
+#address=/double-click.net/127.0.0.1
# --address (and --server) work with IPv6 addresses too.
#address=/www.thekelleys.org.uk/fe80::20d:60ff:fe36:f83
+# Add the IPs of all queries to yahoo.com, google.com, and their
+# subdomains to the vpn and search ipsets:
+#ipset=/yahoo.com/google.com/vpn,search
+
# You can control how dnsmasq talks to a server: this forces
# queries to 10.1.2.3 to be routed via eth1
-# --server=10.1.2.3@eth1
+# server=10.1.2.3@eth1
# and this sets the source (ie local) address used to talk to
-# 10.1.2.3 to 192.168.1.1 port 55 (there must be a interface with that
+# 10.1.2.3 to 192.168.1.1 port 55 (there must be an interface with that
# IP on the machine, obviously).
-# --server=10.1.2.3@192.168.1.1#55
+# server=10.1.2.3@192.168.1.1#55
# If you want dnsmasq to change uid and gid to something other
# than the default, edit the following lines.
@@ -90,7 +111,7 @@
#listen-address=
# If you want dnsmasq to provide only DNS service on an interface,
# configure it as shown above, and then use the following line to
-# disable DHCP on it.
+# disable DHCP and TFTP on it.
#no-dhcp-interface=
# On systems which support it, dnsmasq binds the wildcard address,
@@ -141,17 +162,68 @@
# don't need to worry about this.
#dhcp-range=192.168.0.50,192.168.0.150,255.255.255.0,12h
-# This is an example of a DHCP range with a network-id, so that
+# This is an example of a DHCP range which sets a tag, so that
# some DHCP options may be set only for this network.
-#dhcp-range=red,192.168.0.50,192.168.0.150
+#dhcp-range=set:red,192.168.0.50,192.168.0.150
+
+# Use this DHCP range only when the tag "green" is set.
+#dhcp-range=tag:green,192.168.0.50,192.168.0.150,12h
+
+# Specify a subnet which can't be used for dynamic address allocation,
+# is available for hosts with matching --dhcp-host lines. Note that
+# dhcp-host declarations will be ignored unless there is a dhcp-range
+# of some type for the subnet in question.
+# In this case the netmask is implied (it comes from the network
+# configuration on the machine running dnsmasq) it is possible to give
+# an explicit netmask instead.
+#dhcp-range=192.168.0.0,static
+
+# Enable DHCPv6. Note that the prefix-length does not need to be specified
+# and defaults to 64 if missing/
+#dhcp-range=1234::2, 1234::500, 64, 12h
+
+# Do Router Advertisements, BUT NOT DHCP for this subnet.
+#dhcp-range=1234::, ra-only
+
+# Do Router Advertisements, BUT NOT DHCP for this subnet, also try and
+# add names to the DNS for the IPv6 address of SLAAC-configured dual-stack
+# hosts. Use the DHCPv4 lease to derive the name, network segment and
+# MAC address and assume that the host will also have an
+# IPv6 address calculated using the SLAAC algorithm.
+#dhcp-range=1234::, ra-names
+
+# Do Router Advertisements, BUT NOT DHCP for this subnet.
+# Set the lifetime to 46 hours. (Note: minimum lifetime is 2 hours.)
+#dhcp-range=1234::, ra-only, 48h
+
+# Do DHCP and Router Advertisements for this subnet. Set the A bit in the RA
+# so that clients can use SLAAC addresses as well as DHCP ones.
+#dhcp-range=1234::2, 1234::500, slaac
+
+# Do Router Advertisements and stateless DHCP for this subnet. Clients will
+# not get addresses from DHCP, but they will get other configuration information.
+# They will use SLAAC for addresses.
+#dhcp-range=1234::, ra-stateless
+
+# Do stateless DHCP, SLAAC, and generate DNS names for SLAAC addresses
+# from DHCPv4 leases.
+#dhcp-range=1234::, ra-stateless, ra-names
+
+# Do router advertisements for all subnets where we're doing DHCPv6
+# Unless overridden by ra-stateless, ra-names, et al, the router
+# advertisements will have the M and O bits set, so that the clients
+# get addresses and configuration from DHCPv6, and the A bit reset, so the
+# clients don't use SLAAC addresses.
+#enable-ra
# Supply parameters for specified hosts using DHCP. There are lots
# of valid alternatives, so we will give examples of each. Note that
# IP addresses DO NOT have to be in the range given above, they just
# need to be on the same network. The order of the parameters in these
-# do not matter, it's permissible to give name,address and MAC in any order
+# do not matter, it's permissible to give name, address and MAC in any
+# order.
-# Always allocate the host with ethernet address 11:22:33:44:55:66
+# Always allocate the host with Ethernet address 11:22:33:44:55:66
# The IP address 192.168.0.60
#dhcp-host=11:22:33:44:55:66,192.168.0.60
@@ -159,13 +231,13 @@
# 11:22:33:44:55:66 to be "fred"
#dhcp-host=11:22:33:44:55:66,fred
-# Always give the host with ethernet address 11:22:33:44:55:66
+# Always give the host with Ethernet address 11:22:33:44:55:66
# the name fred and IP address 192.168.0.60 and lease time 45 minutes
#dhcp-host=11:22:33:44:55:66,fred,192.168.0.60,45m
-# Give a host with ethernet address 11:22:33:44:55:66 or
+# Give a host with Ethernet address 11:22:33:44:55:66 or
# 12:34:56:78:90:12 the IP address 192.168.0.60. Dnsmasq will assume
-# that these two ethernet interfaces will never be in use at the same
+# that these two Ethernet interfaces will never be in use at the same
# time, and give the IP address to the second, even if it is already
# in use by the first. Useful for laptops with wired and wireless
# addresses.
@@ -179,6 +251,13 @@
# the IP address 192.168.0.60
#dhcp-host=id:01:02:02:04,192.168.0.60
+# Always give the InfiniBand interface with hardware address
+# 80:00:00:48:fe:80:00:00:00:00:00:00:f4:52:14:03:00:28:05:81 the
+# ip address 192.168.0.61. The client id is derived from the prefix
+# ff:00:00:00:00:00:02:00:00:02:c9:00 and the last 8 pairs of
+# hex digits of the hardware address.
+#dhcp-host=id:ff:00:00:00:00:00:02:00:00:02:c9:00:f4:52:14:03:00:28:05:81,192.168.0.61
+
# Always give the host with client identifier "marjorie"
# the IP address 192.168.0.60
#dhcp-host=id:marjorie,192.168.0.60
@@ -188,41 +267,47 @@
# it asks for a DHCP lease.
#dhcp-host=judge
-# Never offer DHCP service to a machine whose ethernet
+# Never offer DHCP service to a machine whose Ethernet
# address is 11:22:33:44:55:66
#dhcp-host=11:22:33:44:55:66,ignore
-# Ignore any client-id presented by the machine with ethernet
+# Ignore any client-id presented by the machine with Ethernet
# address 11:22:33:44:55:66. This is useful to prevent a machine
# being treated differently when running under different OS's or
# between PXE boot and OS boot.
#dhcp-host=11:22:33:44:55:66,id:*
# Send extra options which are tagged as "red" to
-# the machine with ethernet address 11:22:33:44:55:66
-#dhcp-host=11:22:33:44:55:66,net:red
+# the machine with Ethernet address 11:22:33:44:55:66
+#dhcp-host=11:22:33:44:55:66,set:red
# Send extra options which are tagged as "red" to
-# any machine with ethernet address starting 11:22:33:
-#dhcp-host=11:22:33:*:*:*,net:red
+# any machine with Ethernet address starting 11:22:33:
+#dhcp-host=11:22:33:*:*:*,set:red
-# Ignore any clients which are specified in dhcp-host lines
-# or /etc/ethers. Equivalent to ISC "deny unkown-clients".
+# Give a fixed IPv6 address and name to client with
+# DUID 00:01:00:01:16:d2:83:fc:92:d4:19:e2:d8:b2
+# Note the MAC addresses CANNOT be used to identify DHCPv6 clients.
+# Note also that the [] around the IPv6 address are obligatory.
+#dhcp-host=id:00:01:00:01:16:d2:83:fc:92:d4:19:e2:d8:b2, fred, [1234::5]
+
+# Ignore any clients which are not specified in dhcp-host lines
+# or /etc/ethers. Equivalent to ISC "deny unknown-clients".
# This relies on the special "known" tag which is set when
# a host is matched.
-#dhcp-ignore=#known
+#dhcp-ignore=tag:!known
# Send extra options which are tagged as "red" to any machine whose
# DHCP vendorclass string includes the substring "Linux"
-#dhcp-vendorclass=red,Linux
+#dhcp-vendorclass=set:red,Linux
# Send extra options which are tagged as "red" to any machine one
# of whose DHCP userclass strings includes the substring "accounts"
-#dhcp-userclass=red,accounts
+#dhcp-userclass=set:red,accounts
# Send extra options which are tagged as "red" to any machine whose
# MAC address matches the pattern.
-#dhcp-mac=red,00:60:8C:*:*:*
+#dhcp-mac=set:red,00:60:8C:*:*:*
# If this line is uncommented, dnsmasq will read /etc/ethers and act
# on the ethernet-address/IP pairs found there just as if they had
@@ -257,6 +342,24 @@
# Set the NTP time server addresses to 192.168.0.4 and 10.10.0.5
#dhcp-option=option:ntp-server,192.168.0.4,10.10.0.5
+# Send DHCPv6 option. Note [] around IPv6 addresses.
+#dhcp-option=option6:dns-server,[1234::77],[1234::88]
+
+# Send DHCPv6 option for namservers as the machine running
+# dnsmasq and another.
+#dhcp-option=option6:dns-server,[::],[1234::88]
+
+# Ask client to poll for option changes every six hours. (RFC4242)
+#dhcp-option=option6:information-refresh-time,6h
+
+# Set option 58 client renewal time (T1). Defaults to half of the
+# lease time if not specified. (RFC2132)
+#dhcp-option=option:T1,1m
+
+# Set option 59 rebinding time (T2). Defaults to 7/8 of the
+# lease time if not specified. (RFC2132)
+#dhcp-option=option:T2,2m
+
# Set the NTP time server address to be the same machine as
# is running dnsmasq
#dhcp-option=42,0.0.0.0
@@ -276,8 +379,8 @@
# Specify an option which will only be sent to the "red" network
# (see dhcp-range for the declaration of the "red" network)
-# Note that the net: part must precede the option: part.
-#dhcp-option = net:red, option:ntp-server, 192.168.1.1
+# Note that the tag: part must precede the option: part.
+#dhcp-option = tag:red, option:ntp-server, 192.168.1.1
# The following DHCP options set up dnsmasq in the same way as is specified
# for the ISC dhcpcd in
@@ -291,6 +394,9 @@
#dhcp-option=45,0.0.0.0 # netbios datagram distribution server
#dhcp-option=46,8 # netbios node type
+# Send an empty WPAD option. This may be REQUIRED to get windows 7 to behave.
+#dhcp-option=252,"\n"
+
# Send RFC-3397 DNS domain search DHCP option. WARNING: Your DHCP client
# probably doesn't support this......
#dhcp-option=option:domain-search,eng.apple.com,marketing.apple.com
@@ -329,20 +435,23 @@
# Reboot time. (Note 'i' to send 32-bit value)
#dhcp-option-force=211,30i
-# Set the boot filename for BOOTP. You will only need
-# this is you want to boot machines over the network and you will need
-# a TFTP server; either dnsmasq's built in TFTP server or an
+# Set the boot filename for netboot/PXE. You will only need
+# this if you want to boot machines over the network and you will need
+# a TFTP server; either dnsmasq's built-in TFTP server or an
# external one. (See below for how to enable the TFTP server.)
#dhcp-boot=pxelinux.0
-# Boot for Etherboot gPXE. The idea is to send two different
-# filenames, the first loads gPXE, and the second tells gPXE what to
-# load. The dhcp-match sets the gpxe tag for requests from gPXE.
-#dhcp-match=gpxe,175 # gPXE sends a 175 option.
-#dhcp-boot=net:#gpxe,undionly.kpxe
-#dhcp-boot=mybootimage
+# The same as above, but use custom tftp-server instead machine running dnsmasq
+#dhcp-boot=pxelinux,server.name,192.168.1.100
-# Encapsulated options for Etherboot gPXE. All the options are
+# Boot for iPXE. The idea is to send two different
+# filenames, the first loads iPXE, and the second tells iPXE what to
+# load. The dhcp-match sets the ipxe tag for requests from iPXE.
+#dhcp-boot=undionly.kpxe
+#dhcp-match=set:ipxe,175 # iPXE sends a 175 option.
+#dhcp-boot=tag:ipxe,http://boot.ipxe.org/demo/boot.php
+
+# Encapsulated options for iPXE. All the options are
# encapsulated within option 175
#dhcp-option=encap:175, 1, 5b # priority code
#dhcp-option=encap:175, 176, 1b # no-proxydhcp
@@ -358,22 +467,67 @@
#dhcp-match=hammers, option:client-arch, 6 #x86-64
#dhcp-match=mactels, option:client-arch, 7 #EFI x86-64
+# Do real PXE, rather than just booting a single file, this is an
+# alternative to dhcp-boot.
+#pxe-prompt="What system shall I netboot?"
+# or with timeout before first available action is taken:
+#pxe-prompt="Press F8 for menu.", 60
+
+# Available boot services. for PXE.
+#pxe-service=x86PC, "Boot from local disk"
+
+# Loads <tftp-root>/pxelinux.0 from dnsmasq TFTP server.
+#pxe-service=x86PC, "Install Linux", pxelinux
+
+# Loads <tftp-root>/pxelinux.0 from TFTP server at 1.2.3.4.
+# Beware this fails on old PXE ROMS.
+#pxe-service=x86PC, "Install Linux", pxelinux, 1.2.3.4
+
+# Use bootserver on network, found my multicast or broadcast.
+#pxe-service=x86PC, "Install windows from RIS server", 1
+
+# Use bootserver at a known IP address.
+#pxe-service=x86PC, "Install windows from RIS server", 1, 1.2.3.4
+
+# If you have multicast-FTP available,
+# information for that can be passed in a similar way using options 1
+# to 5. See page 19 of
+# http://download.intel.com/design/archives/wfm/downloads/pxespec.pdf
+
+
# Enable dnsmasq's built-in TFTP server
#enable-tftp
-# Set the root directory for files availble via FTP.
-#tftp-root=/var/ftpd
+# Set the root directory for files available via FTP.
+#tftp-root=/var/lib/misc/ftpd
+
+# Do not abort if the tftp-root is unavailable
+#tftp-no-fail
# Make the TFTP server more secure: with this set, only files owned by
# the user dnsmasq is running as will be send over the net.
#tftp-secure
+# This option stops dnsmasq from negotiating a larger blocksize for TFTP
+# transfers. It will slow things down, but may rescue some broken TFTP
+# clients.
+#tftp-no-blocksize
+
# Set the boot file name only when the "red" tag is set.
-#dhcp-boot=net:red,pxelinux.red-net
+#dhcp-boot=tag:red,pxelinux.red-net
-# An example of dhcp-boot with an external server: the name and IP
+# An example of dhcp-boot with an external TFTP server: the name and IP
# address of the server are given after the filename.
-#dhcp-boot=/var/ftpd/pxelinux.0,boothost,192.168.0.3
+# Can fail with old PXE ROMS. Overridden by --pxe-service.
+#dhcp-boot=/var/lib/misc/ftpd/pxelinux.0,boothost,192.168.0.3
+
+# If there are multiple external tftp servers having a same name
+# (using /etc/hosts) then that name can be specified as the
+# tftp_servername (the third option to dhcp-boot) and in that
+# case dnsmasq resolves this name and returns the resultant IP
+# addresses in round robin fashion. This facility can be used to
+# load balance the tftp load among a set of servers.
+#dhcp-boot=/var/lib/misc/ftpd/pxelinux.0,boothost,tftp_server_name
# Set the limit on DHCP leases, the default is 150
#dhcp-lease-max=150
@@ -387,12 +541,20 @@
# and take over the lease for any client which broadcasts on the network,
# whether it has a record of the lease or not. This avoids long timeouts
# when a machine wakes up on a new network. DO NOT enable this if there's
-# the slighest chance that you might end up accidentally configuring a DHCP
+# the slightest chance that you might end up accidentally configuring a DHCP
# server for your campus/company accidentally. The ISC server uses
# the same option, and this URL provides more information:
-# http://www.isc.org/index.pl?/sw/dhcp/authoritative.php
+# http://www.isc.org/files/auth.html
#dhcp-authoritative
+# Set the DHCP server to enable DHCPv4 Rapid Commit Option per RFC 4039.
+# In this mode it will respond to a DHCPDISCOVER message including a Rapid Commit
+# option with a DHCPACK including a Rapid Commit option and fully committed address
+# and configuration information. This must only be enabled if either the server is
+# the only server for the subnet, or multiple servers are present and they each
+# commit a binding for all clients.
+#dhcp-rapid-commit
+
# Run an executable when a DHCP lease is created or destroyed.
# The arguments sent to the script are "add" or "del",
# then the MAC address, the IP address and finally the hostname
@@ -405,7 +567,7 @@
# If you want to disable negative caching, uncomment this.
#no-negcache
-# Normally responses which come form /etc/hosts and the DHCP lease
+# Normally responses which come from /etc/hosts and the DHCP lease
# file have Time-To-Live set as zero, which conventionally means
# do not cache further. If you are happy to trade lower load on the
# server for potentially stale date, you can set a time-to-live (in
@@ -456,11 +618,11 @@
# set for this to work.)
# A SRV record sending LDAP for the example.com domain to
-# ldapserver.example.com port 289
+# ldapserver.example.com port 389
#srv-host=_ldap._tcp.example.com,ldapserver.example.com,389
# A SRV record sending LDAP for the example.com domain to
-# ldapserver.example.com port 289 (using domain=)
+# ldapserver.example.com port 389 (using domain=)
#domain=example.com
#srv-host=_ldap._tcp,ldapserver.example.com,389
@@ -501,6 +663,17 @@
# Log lots of extra information about DHCP transactions.
#log-dhcp
-# Include a another lot of configuration options.
+# Include another lot of configuration options.
#conf-file=/etc/dnsmasq.more.conf
#conf-dir=/etc/dnsmasq.d
+
+# Include all the files in a directory except those ending in .bak
+#conf-dir=/etc/dnsmasq.d,.bak
+
+# Include all files in a directory which end in .conf
+#conf-dir=/etc/dnsmasq.d/,*.conf
+
+# If a DHCP client claims that its name is "wpad", ignore that.
+# This fixes a security hole. see CERT Vulnerability VU#598349
+#dhcp-name-match=set:wpad-ignore,wpad
+#dhcp-ignore-names=tag:wpad-ignore