810 lines
32 KiB
Plaintext
810 lines
32 KiB
Plaintext
#
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# Example configuration file.
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#
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# See unbound.conf(5) man page, version 1.6.3.
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#
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# this is a comment.
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#Use this to include other text into the file.
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#include: "otherfile.conf"
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# The server clause sets the main parameters.
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server:
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# whitespace is not necessary, but looks cleaner.
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# verbosity number, 0 is least verbose. 1 is default.
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verbosity: 1
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# print statistics to the log (for every thread) every N seconds.
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# Set to "" or 0 to disable. Default is disabled.
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# statistics-interval: 0
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# enable shm for stats, default no. if you enable also enable
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# statistics-interval, every time it also writes stats to the
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# shared memory segment keyed with shm-key.
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# shm-enable: no
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# shm for stats uses this key, and key+1 for the shared mem segment.
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# shm-key: 11777
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# enable cumulative statistics, without clearing them after printing.
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# statistics-cumulative: no
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# enable extended statistics (query types, answer codes, status)
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# printed from unbound-control. default off, because of speed.
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# extended-statistics: no
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# number of threads to create. 1 disables threading.
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# num-threads: 1
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# specify the interfaces to answer queries from by ip-address.
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# The default is to listen to localhost (127.0.0.1 and ::1).
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# specify 0.0.0.0 and ::0 to bind to all available interfaces.
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# specify every interface[@port] on a new 'interface:' labelled line.
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# The listen interfaces are not changed on reload, only on restart.
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# interface: 192.0.2.153
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# interface: 192.0.2.154
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# interface: 192.0.2.154@5003
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# interface: 2001:DB8::5
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# enable this feature to copy the source address of queries to reply.
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# Socket options are not supported on all platforms. experimental.
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# interface-automatic: no
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# port to answer queries from
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# port: 53
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# specify the interfaces to send outgoing queries to authoritative
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# server from by ip-address. If none, the default (all) interface
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# is used. Specify every interface on a 'outgoing-interface:' line.
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# outgoing-interface: 192.0.2.153
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# outgoing-interface: 2001:DB8::5
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# outgoing-interface: 2001:DB8::6
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# Specify a netblock to use remainder 64 bits as random bits for
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# upstream queries. Uses freebind option (Linux).
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# outgoing-interface: 2001:DB8::/64
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# Also (Linux:) ip -6 addr add 2001:db8::/64 dev lo
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# And: ip -6 route add local 2001:db8::/64 dev lo
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# And set prefer-ip6: yes to use the ip6 randomness from a netblock.
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# Set this to yes to prefer ipv6 upstream servers over ipv4.
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# prefer-ip6: no
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# number of ports to allocate per thread, determines the size of the
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# port range that can be open simultaneously. About double the
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# num-queries-per-thread, or, use as many as the OS will allow you.
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# outgoing-range: 4096
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# permit unbound to use this port number or port range for
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# making outgoing queries, using an outgoing interface.
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# outgoing-port-permit: 32768
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# deny unbound the use this of port number or port range for
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# making outgoing queries, using an outgoing interface.
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# Use this to make sure unbound does not grab a UDP port that some
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# other server on this computer needs. The default is to avoid
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# IANA-assigned port numbers.
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# If multiple outgoing-port-permit and outgoing-port-avoid options
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# are present, they are processed in order.
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# outgoing-port-avoid: "3200-3208"
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# number of outgoing simultaneous tcp buffers to hold per thread.
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# outgoing-num-tcp: 10
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# number of incoming simultaneous tcp buffers to hold per thread.
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# incoming-num-tcp: 10
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# buffer size for UDP port 53 incoming (SO_RCVBUF socket option).
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# 0 is system default. Use 4m to catch query spikes for busy servers.
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# so-rcvbuf: 0
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# buffer size for UDP port 53 outgoing (SO_SNDBUF socket option).
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# 0 is system default. Use 4m to handle spikes on very busy servers.
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# so-sndbuf: 0
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# use SO_REUSEPORT to distribute queries over threads.
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# so-reuseport: no
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# use IP_TRANSPARENT so the interface: addresses can be non-local
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# and you can config non-existing IPs that are going to work later on
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# (uses IP_BINDANY on FreeBSD).
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# ip-transparent: no
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# use IP_FREEBIND so the interface: addresses can be non-local
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# and you can bind to nonexisting IPs and interfaces that are down.
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# Linux only. On Linux you also have ip-transparent that is similar.
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# ip-freebind: no
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# EDNS reassembly buffer to advertise to UDP peers (the actual buffer
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# is set with msg-buffer-size). 1480 can solve fragmentation (timeouts).
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# edns-buffer-size: 4096
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# Maximum UDP response size (not applied to TCP response).
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# Suggested values are 512 to 4096. Default is 4096. 65536 disables it.
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# max-udp-size: 4096
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# buffer size for handling DNS data. No messages larger than this
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# size can be sent or received, by UDP or TCP. In bytes.
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# msg-buffer-size: 65552
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# the amount of memory to use for the message cache.
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# plain value in bytes or you can append k, m or G. default is "4Mb".
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# msg-cache-size: 4m
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# the number of slabs to use for the message cache.
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# the number of slabs must be a power of 2.
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# more slabs reduce lock contention, but fragment memory usage.
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# msg-cache-slabs: 4
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# the number of queries that a thread gets to service.
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# num-queries-per-thread: 1024
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# if very busy, 50% queries run to completion, 50% get timeout in msec
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# jostle-timeout: 200
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# msec to wait before close of port on timeout UDP. 0 disables.
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# delay-close: 0
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# the amount of memory to use for the RRset cache.
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# plain value in bytes or you can append k, m or G. default is "4Mb".
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# rrset-cache-size: 4m
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# the number of slabs to use for the RRset cache.
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# the number of slabs must be a power of 2.
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# more slabs reduce lock contention, but fragment memory usage.
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# rrset-cache-slabs: 4
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# the time to live (TTL) value lower bound, in seconds. Default 0.
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# If more than an hour could easily give trouble due to stale data.
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# cache-min-ttl: 0
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# the time to live (TTL) value cap for RRsets and messages in the
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# cache. Items are not cached for longer. In seconds.
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# cache-max-ttl: 86400
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# the time to live (TTL) value cap for negative responses in the cache
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# cache-max-negative-ttl: 3600
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# the time to live (TTL) value for cached roundtrip times, lameness and
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# EDNS version information for hosts. In seconds.
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# infra-host-ttl: 900
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# minimum wait time for responses, increase if uplink is long. In msec.
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# infra-cache-min-rtt: 50
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# the number of slabs to use for the Infrastructure cache.
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# the number of slabs must be a power of 2.
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# more slabs reduce lock contention, but fragment memory usage.
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# infra-cache-slabs: 4
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# the maximum number of hosts that are cached (roundtrip, EDNS, lame).
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# infra-cache-numhosts: 10000
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# define a number of tags here, use with local-zone, access-control.
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# repeat the define-tag statement to add additional tags.
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# define-tag: "tag1 tag2 tag3"
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# Enable IPv4, "yes" or "no".
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# do-ip4: yes
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# Enable IPv6, "yes" or "no".
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# do-ip6: yes
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# Enable UDP, "yes" or "no".
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# do-udp: yes
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# Enable TCP, "yes" or "no".
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# do-tcp: yes
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# upstream connections use TCP only (and no UDP), "yes" or "no"
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# useful for tunneling scenarios, default no.
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# tcp-upstream: no
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# Maximum segment size (MSS) of TCP socket on which the server
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# responds to queries. Default is 0, system default MSS.
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# tcp-mss: 0
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# Maximum segment size (MSS) of TCP socket for outgoing queries.
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# Default is 0, system default MSS.
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# outgoing-tcp-mss: 0
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# Use systemd socket activation for UDP, TCP, and control sockets.
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# use-systemd: no
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# Detach from the terminal, run in background, "yes" or "no".
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# Set the value to "no" when unbound runs as systemd service.
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# do-daemonize: yes
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# control which clients are allowed to make (recursive) queries
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# to this server. Specify classless netblocks with /size and action.
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# By default everything is refused, except for localhost.
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# Choose deny (drop message), refuse (polite error reply),
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# allow (recursive ok), allow_snoop (recursive and nonrecursive ok)
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# deny_non_local (drop queries unless can be answered from local-data)
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# refuse_non_local (like deny_non_local but polite error reply).
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# access-control: 0.0.0.0/0 refuse
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# access-control: 127.0.0.0/8 allow
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# access-control: ::0/0 refuse
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# access-control: ::1 allow
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# access-control: ::ffff:127.0.0.1 allow
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# tag access-control with list of tags (in "" with spaces between)
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# Clients using this access control element use localzones that
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# are tagged with one of these tags.
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# access-control-tag: 192.0.2.0/24 "tag2 tag3"
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# set action for particular tag for given access control element
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# if you have multiple tag values, the tag used to lookup the action
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# is the first tag match between access-control-tag and local-zone-tag
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# where "first" comes from the order of the define-tag values.
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# access-control-tag-action: 192.0.2.0/24 tag3 refuse
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# set redirect data for particular tag for access control element
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# access-control-tag-data: 192.0.2.0/24 tag2 "A 127.0.0.1"
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# Set view for access control element
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# access-control-view: 192.0.2.0/24 viewname
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# if given, a chroot(2) is done to the given directory.
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# i.e. you can chroot to the working directory, for example,
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# for extra security, but make sure all files are in that directory.
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#
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# If chroot is enabled, you should pass the configfile (from the
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# commandline) as a full path from the original root. After the
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# chroot has been performed the now defunct portion of the config
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# file path is removed to be able to reread the config after a reload.
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#
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# All other file paths (working dir, logfile, roothints, and
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# key files) can be specified in several ways:
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# o as an absolute path relative to the new root.
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# o as a relative path to the working directory.
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# o as an absolute path relative to the original root.
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# In the last case the path is adjusted to remove the unused portion.
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#
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# The pid file can be absolute and outside of the chroot, it is
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# written just prior to performing the chroot and dropping permissions.
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#
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# Additionally, unbound may need to access /dev/random (for entropy).
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# How to do this is specific to your OS.
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#
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# If you give "" no chroot is performed. The path must not end in a /.
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# chroot: "@UNBOUND_CHROOT_DIR@"
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# if given, user privileges are dropped (after binding port),
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# and the given username is assumed. Default is user "unbound".
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# If you give "" no privileges are dropped.
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# username: "@UNBOUND_USERNAME@"
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# the working directory. The relative files in this config are
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# relative to this directory. If you give "" the working directory
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# is not changed.
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# If you give a server: directory: dir before include: file statements
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# then those includes can be relative to the working directory.
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# directory: "@UNBOUND_RUN_DIR@"
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# the log file, "" means log to stderr.
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# Use of this option sets use-syslog to "no".
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# logfile: ""
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# Log to syslog(3) if yes. The log facility LOG_DAEMON is used to
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# log to. If yes, it overrides the logfile.
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# use-syslog: yes
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# Log identity to report. if empty, defaults to the name of argv[0]
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# (usually "unbound").
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# log-identity: ""
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# print UTC timestamp in ascii to logfile, default is epoch in seconds.
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# log-time-ascii: no
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# print one line with time, IP, name, type, class for every query.
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# log-queries: no
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# print one line per reply, with time, IP, name, type, class, rcode,
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# timetoresolve, fromcache and responsesize.
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# log-replies: no
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# the pid file. Can be an absolute path outside of chroot/work dir.
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# pidfile: "@UNBOUND_PIDFILE@"
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# file to read root hints from.
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# get one from https://www.internic.net/domain/named.cache
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# root-hints: ""
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# enable to not answer id.server and hostname.bind queries.
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# hide-identity: no
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# enable to not answer version.server and version.bind queries.
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# hide-version: no
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# enable to not answer trustanchor.unbound queries.
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# hide-trustanchor: no
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# the identity to report. Leave "" or default to return hostname.
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# identity: ""
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# the version to report. Leave "" or default to return package version.
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# version: ""
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# the target fetch policy.
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# series of integers describing the policy per dependency depth.
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# The number of values in the list determines the maximum dependency
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# depth the recursor will pursue before giving up. Each integer means:
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# -1 : fetch all targets opportunistically,
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# 0: fetch on demand,
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# positive value: fetch that many targets opportunistically.
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# Enclose the list of numbers between quotes ("").
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# target-fetch-policy: "3 2 1 0 0"
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# Harden against very small EDNS buffer sizes.
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# harden-short-bufsize: no
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# Harden against unseemly large queries.
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# harden-large-queries: no
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# Harden against out of zone rrsets, to avoid spoofing attempts.
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# harden-glue: yes
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# Harden against receiving dnssec-stripped data. If you turn it
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# off, failing to validate dnskey data for a trustanchor will
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# trigger insecure mode for that zone (like without a trustanchor).
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# Default on, which insists on dnssec data for trust-anchored zones.
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# harden-dnssec-stripped: yes
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# Harden against queries that fall under dnssec-signed nxdomain names.
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# harden-below-nxdomain: no
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# Harden the referral path by performing additional queries for
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# infrastructure data. Validates the replies (if possible).
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# Default off, because the lookups burden the server. Experimental
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# implementation of draft-wijngaards-dnsext-resolver-side-mitigation.
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# harden-referral-path: no
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# Harden against algorithm downgrade when multiple algorithms are
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# advertised in the DS record. If no, allows the weakest algorithm
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# to validate the zone.
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# harden-algo-downgrade: no
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# Sent minimum amount of information to upstream servers to enhance
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# privacy. Only sent minimum required labels of the QNAME and set QTYPE
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# to NS when possible.
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# qname-minimisation: no
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# QNAME minimisation in strict mode. Do not fall-back to sending full
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# QNAME to potentially broken nameservers. A lot of domains will not be
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# resolvable when this option in enabled.
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# This option only has effect when qname-minimisation is enabled.
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# qname-minimisation-strict: no
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# Use 0x20-encoded random bits in the query to foil spoof attempts.
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# This feature is an experimental implementation of draft dns-0x20.
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# use-caps-for-id: no
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# Domains (and domains in them) without support for dns-0x20 and
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# the fallback fails because they keep sending different answers.
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# caps-whitelist: "licdn.com"
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# caps-whitelist: "senderbase.org"
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# Enforce privacy of these addresses. Strips them away from answers.
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# It may cause DNSSEC validation to additionally mark it as bogus.
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# Protects against 'DNS Rebinding' (uses browser as network proxy).
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# Only 'private-domain' and 'local-data' names are allowed to have
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# these private addresses. No default.
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# private-address: 10.0.0.0/8
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# private-address: 172.16.0.0/12
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# private-address: 192.168.0.0/16
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# private-address: 169.254.0.0/16
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# private-address: fd00::/8
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# private-address: fe80::/10
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# private-address: ::ffff:0:0/96
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# Allow the domain (and its subdomains) to contain private addresses.
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# local-data statements are allowed to contain private addresses too.
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# private-domain: "example.com"
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# If nonzero, unwanted replies are not only reported in statistics,
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# but also a running total is kept per thread. If it reaches the
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# threshold, a warning is printed and a defensive action is taken,
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# the cache is cleared to flush potential poison out of it.
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# A suggested value is 10000000, the default is 0 (turned off).
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# unwanted-reply-threshold: 0
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# Do not query the following addresses. No DNS queries are sent there.
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# List one address per entry. List classless netblocks with /size,
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# do-not-query-address: 127.0.0.1/8
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# do-not-query-address: ::1
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# if yes, the above default do-not-query-address entries are present.
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# if no, localhost can be queried (for testing and debugging).
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# do-not-query-localhost: yes
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# if yes, perform prefetching of almost expired message cache entries.
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# prefetch: no
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# if yes, perform key lookups adjacent to normal lookups.
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# prefetch-key: no
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# if yes, Unbound rotates RRSet order in response.
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# rrset-roundrobin: no
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# if yes, Unbound doesn't insert authority/additional sections
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# into response messages when those sections are not required.
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# minimal-responses: no
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# true to disable DNSSEC lameness check in iterator.
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# disable-dnssec-lame-check: no
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# module configuration of the server. A string with identifiers
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# separated by spaces. Syntax: "[dns64] [validator] iterator"
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# module-config: "validator iterator"
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# File with trusted keys, kept uptodate using RFC5011 probes,
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# initial file like trust-anchor-file, then it stores metadata.
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# Use several entries, one per domain name, to track multiple zones.
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#
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# If you want to perform DNSSEC validation, run unbound-anchor before
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# you start unbound (i.e. in the system boot scripts). And enable:
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# Please note usage of unbound-anchor root anchor is at your own risk
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# and under the terms of our LICENSE (see that file in the source).
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# auto-trust-anchor-file: "@UNBOUND_ROOTKEY_FILE@"
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# File with DLV trusted keys. Same format as trust-anchor-file.
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# There can be only one DLV configured, it is trusted from root down.
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# DLV is going to be decommissioned. Please do not use it any more.
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# dlv-anchor-file: "dlv.isc.org.key"
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# File with trusted keys for validation. Specify more than one file
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# with several entries, one file per entry.
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# Zone file format, with DS and DNSKEY entries.
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# Note this gets out of date, use auto-trust-anchor-file please.
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# trust-anchor-file: ""
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# Trusted key for validation. DS or DNSKEY. specify the RR on a
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# single line, surrounded by "". TTL is ignored. class is IN default.
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# Note this gets out of date, use auto-trust-anchor-file please.
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# (These examples are from August 2007 and may not be valid anymore).
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# trust-anchor: "nlnetlabs.nl. DNSKEY 257 3 5 AQPzzTWMz8qSWIQlfRnPckx2BiVmkVN6LPupO3mbz7FhLSnm26n6iG9N Lby97Ji453aWZY3M5/xJBSOS2vWtco2t8C0+xeO1bc/d6ZTy32DHchpW 6rDH1vp86Ll+ha0tmwyy9QP7y2bVw5zSbFCrefk8qCUBgfHm9bHzMG1U BYtEIQ=="
|
|
# trust-anchor: "jelte.nlnetlabs.nl. DS 42860 5 1 14D739EB566D2B1A5E216A0BA4D17FA9B038BE4A"
|
|
|
|
# File with trusted keys for validation. Specify more than one file
|
|
# with several entries, one file per entry. Like trust-anchor-file
|
|
# but has a different file format. Format is BIND-9 style format,
|
|
# the trusted-keys { name flag proto algo "key"; }; clauses are read.
|
|
# you need external update procedures to track changes in keys.
|
|
# trusted-keys-file: ""
|
|
|
|
# Ignore chain of trust. Domain is treated as insecure.
|
|
# domain-insecure: "example.com"
|
|
|
|
# Override the date for validation with a specific fixed date.
|
|
# Do not set this unless you are debugging signature inception
|
|
# and expiration. "" or "0" turns the feature off. -1 ignores date.
|
|
# val-override-date: ""
|
|
|
|
# The time to live for bogus data, rrsets and messages. This avoids
|
|
# some of the revalidation, until the time interval expires. in secs.
|
|
# val-bogus-ttl: 60
|
|
|
|
# The signature inception and expiration dates are allowed to be off
|
|
# by 10% of the signature lifetime (expir-incep) from our local clock.
|
|
# This leeway is capped with a minimum and a maximum. In seconds.
|
|
# val-sig-skew-min: 3600
|
|
# val-sig-skew-max: 86400
|
|
|
|
# Should additional section of secure message also be kept clean of
|
|
# unsecure data. Useful to shield the users of this validator from
|
|
# potential bogus data in the additional section. All unsigned data
|
|
# in the additional section is removed from secure messages.
|
|
# val-clean-additional: yes
|
|
|
|
# Turn permissive mode on to permit bogus messages. Thus, messages
|
|
# for which security checks failed will be returned to clients,
|
|
# instead of SERVFAIL. It still performs the security checks, which
|
|
# result in interesting log files and possibly the AD bit in
|
|
# replies if the message is found secure. The default is off.
|
|
# val-permissive-mode: no
|
|
|
|
# Ignore the CD flag in incoming queries and refuse them bogus data.
|
|
# Enable it if the only clients of unbound are legacy servers (w2008)
|
|
# that set CD but cannot validate themselves.
|
|
# ignore-cd-flag: no
|
|
|
|
# Serve expired reponses from cache, with TTL 0 in the response,
|
|
# and then attempt to fetch the data afresh.
|
|
# serve-expired: no
|
|
|
|
# Have the validator log failed validations for your diagnosis.
|
|
# 0: off. 1: A line per failed user query. 2: With reason and bad IP.
|
|
# val-log-level: 0
|
|
|
|
# It is possible to configure NSEC3 maximum iteration counts per
|
|
# keysize. Keep this table very short, as linear search is done.
|
|
# A message with an NSEC3 with larger count is marked insecure.
|
|
# List in ascending order the keysize and count values.
|
|
# val-nsec3-keysize-iterations: "1024 150 2048 500 4096 2500"
|
|
|
|
# instruct the auto-trust-anchor-file probing to add anchors after ttl.
|
|
# add-holddown: 2592000 # 30 days
|
|
|
|
# instruct the auto-trust-anchor-file probing to del anchors after ttl.
|
|
# del-holddown: 2592000 # 30 days
|
|
|
|
# auto-trust-anchor-file probing removes missing anchors after ttl.
|
|
# If the value 0 is given, missing anchors are not removed.
|
|
# keep-missing: 31622400 # 366 days
|
|
|
|
# debug option that allows very small holddown times for key rollover,
|
|
# otherwise the RFC mandates probe intervals must be at least 1 hour.
|
|
# permit-small-holddown: no
|
|
|
|
# the amount of memory to use for the key cache.
|
|
# plain value in bytes or you can append k, m or G. default is "4Mb".
|
|
# key-cache-size: 4m
|
|
|
|
# the number of slabs to use for the key cache.
|
|
# the number of slabs must be a power of 2.
|
|
# more slabs reduce lock contention, but fragment memory usage.
|
|
# key-cache-slabs: 4
|
|
|
|
# the amount of memory to use for the negative cache (used for DLV).
|
|
# plain value in bytes or you can append k, m or G. default is "1Mb".
|
|
# neg-cache-size: 1m
|
|
|
|
# By default, for a number of zones a small default 'nothing here'
|
|
# reply is built-in. Query traffic is thus blocked. If you
|
|
# wish to serve such zone you can unblock them by uncommenting one
|
|
# of the nodefault statements below.
|
|
# You may also have to use domain-insecure: zone to make DNSSEC work,
|
|
# unless you have your own trust anchors for this zone.
|
|
# local-zone: "localhost." nodefault
|
|
# local-zone: "127.in-addr.arpa." nodefault
|
|
# local-zone: "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa." nodefault
|
|
# local-zone: "onion." nodefault
|
|
# local-zone: "10.in-addr.arpa." nodefault
|
|
# local-zone: "16.172.in-addr.arpa." nodefault
|
|
# local-zone: "17.172.in-addr.arpa." nodefault
|
|
# local-zone: "18.172.in-addr.arpa." nodefault
|
|
# local-zone: "19.172.in-addr.arpa." nodefault
|
|
# local-zone: "20.172.in-addr.arpa." nodefault
|
|
# local-zone: "21.172.in-addr.arpa." nodefault
|
|
# local-zone: "22.172.in-addr.arpa." nodefault
|
|
# local-zone: "23.172.in-addr.arpa." nodefault
|
|
# local-zone: "24.172.in-addr.arpa." nodefault
|
|
# local-zone: "25.172.in-addr.arpa." nodefault
|
|
# local-zone: "26.172.in-addr.arpa." nodefault
|
|
# local-zone: "27.172.in-addr.arpa." nodefault
|
|
# local-zone: "28.172.in-addr.arpa." nodefault
|
|
# local-zone: "29.172.in-addr.arpa." nodefault
|
|
# local-zone: "30.172.in-addr.arpa." nodefault
|
|
# local-zone: "31.172.in-addr.arpa." nodefault
|
|
# local-zone: "168.192.in-addr.arpa." nodefault
|
|
# local-zone: "0.in-addr.arpa." nodefault
|
|
# local-zone: "254.169.in-addr.arpa." nodefault
|
|
# local-zone: "2.0.192.in-addr.arpa." nodefault
|
|
# local-zone: "100.51.198.in-addr.arpa." nodefault
|
|
# local-zone: "113.0.203.in-addr.arpa." nodefault
|
|
# local-zone: "255.255.255.255.in-addr.arpa." nodefault
|
|
# local-zone: "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa." nodefault
|
|
# local-zone: "d.f.ip6.arpa." nodefault
|
|
# local-zone: "8.e.f.ip6.arpa." nodefault
|
|
# local-zone: "9.e.f.ip6.arpa." nodefault
|
|
# local-zone: "a.e.f.ip6.arpa." nodefault
|
|
# local-zone: "b.e.f.ip6.arpa." nodefault
|
|
# local-zone: "8.b.d.0.1.0.0.2.ip6.arpa." nodefault
|
|
# And for 64.100.in-addr.arpa. to 127.100.in-addr.arpa.
|
|
|
|
# If unbound is running service for the local host then it is useful
|
|
# to perform lan-wide lookups to the upstream, and unblock the
|
|
# long list of local-zones above. If this unbound is a dns server
|
|
# for a network of computers, disabled is better and stops information
|
|
# leakage of local lan information.
|
|
# unblock-lan-zones: no
|
|
|
|
# The insecure-lan-zones option disables validation for
|
|
# these zones, as if they were all listed as domain-insecure.
|
|
# insecure-lan-zones: no
|
|
|
|
# a number of locally served zones can be configured.
|
|
# local-zone: <zone> <type>
|
|
# local-data: "<resource record string>"
|
|
# o deny serves local data (if any), else, drops queries.
|
|
# o refuse serves local data (if any), else, replies with error.
|
|
# o static serves local data, else, nxdomain or nodata answer.
|
|
# o transparent gives local data, but resolves normally for other names
|
|
# o redirect serves the zone data for any subdomain in the zone.
|
|
# o nodefault can be used to normally resolve AS112 zones.
|
|
# o typetransparent resolves normally for other types and other names
|
|
# o inform acts like transparent, but logs client IP address
|
|
# o inform_deny drops queries and logs client IP address
|
|
# o always_transparent, always_refuse, always_nxdomain, resolve in
|
|
# that way but ignore local data for that name.
|
|
#
|
|
# defaults are localhost address, reverse for 127.0.0.1 and ::1
|
|
# and nxdomain for AS112 zones. If you configure one of these zones
|
|
# the default content is omitted, or you can omit it with 'nodefault'.
|
|
#
|
|
# If you configure local-data without specifying local-zone, by
|
|
# default a transparent local-zone is created for the data.
|
|
#
|
|
# You can add locally served data with
|
|
# local-zone: "local." static
|
|
# local-data: "mycomputer.local. IN A 192.0.2.51"
|
|
# local-data: 'mytext.local TXT "content of text record"'
|
|
#
|
|
# You can override certain queries with
|
|
# local-data: "adserver.example.com A 127.0.0.1"
|
|
#
|
|
# You can redirect a domain to a fixed address with
|
|
# (this makes example.com, www.example.com, etc, all go to 192.0.2.3)
|
|
# local-zone: "example.com" redirect
|
|
# local-data: "example.com A 192.0.2.3"
|
|
#
|
|
# Shorthand to make PTR records, "IPv4 name" or "IPv6 name".
|
|
# You can also add PTR records using local-data directly, but then
|
|
# you need to do the reverse notation yourself.
|
|
# local-data-ptr: "192.0.2.3 www.example.com"
|
|
|
|
# tag a localzone with a list of tag names (in "" with spaces between)
|
|
# local-zone-tag: "example.com" "tag2 tag3"
|
|
|
|
# add a netblock specific override to a localzone, with zone type
|
|
# local-zone-override: "example.com" 192.0.2.0/24 refuse
|
|
|
|
# service clients over SSL (on the TCP sockets), with plain DNS inside
|
|
# the SSL stream. Give the certificate to use and private key.
|
|
# default is "" (disabled). requires restart to take effect.
|
|
# ssl-service-key: "path/to/privatekeyfile.key"
|
|
# ssl-service-pem: "path/to/publiccertfile.pem"
|
|
# ssl-port: 853
|
|
|
|
# request upstream over SSL (with plain DNS inside the SSL stream).
|
|
# Default is no. Can be turned on and off with unbound-control.
|
|
# ssl-upstream: no
|
|
|
|
# DNS64 prefix. Must be specified when DNS64 is use.
|
|
# Enable dns64 in module-config. Used to synthesize IPv6 from IPv4.
|
|
# dns64-prefix: 64:ff9b::0/96
|
|
|
|
# ratelimit for uncached, new queries, this limits recursion effort.
|
|
# ratelimiting is experimental, and may help against randomqueryflood.
|
|
# if 0(default) it is disabled, otherwise state qps allowed per zone.
|
|
# ratelimit: 0
|
|
|
|
# ratelimits are tracked in a cache, size in bytes of cache (or k,m).
|
|
# ratelimit-size: 4m
|
|
# ratelimit cache slabs, reduces lock contention if equal to cpucount.
|
|
# ratelimit-slabs: 4
|
|
|
|
# 0 blocks when ratelimited, otherwise let 1/xth traffic through
|
|
# ratelimit-factor: 10
|
|
|
|
# override the ratelimit for a specific domain name.
|
|
# give this setting multiple times to have multiple overrides.
|
|
# ratelimit-for-domain: example.com 1000
|
|
# override the ratelimits for all domains below a domain name
|
|
# can give this multiple times, the name closest to the zone is used.
|
|
# ratelimit-below-domain: com 1000
|
|
|
|
# global query ratelimit for all ip addresses.
|
|
# feature is experimental.
|
|
# if 0(default) it is disabled, otherwise states qps allowed per ip address
|
|
# ip-ratelimit: 0
|
|
|
|
# ip ratelimits are tracked in a cache, size in bytes of cache (or k,m).
|
|
# ip-ratelimit-size: 4m
|
|
# ip ratelimit cache slabs, reduces lock contention if equal to cpucount.
|
|
# ip-ratelimit-slabs: 4
|
|
|
|
# 0 blocks when ip is ratelimited, otherwise let 1/xth traffic through
|
|
# ip-ratelimit-factor: 10
|
|
|
|
|
|
# Python config section. To enable:
|
|
# o use --with-pythonmodule to configure before compiling.
|
|
# o list python in the module-config string (above) to enable.
|
|
# o and give a python-script to run.
|
|
python:
|
|
# Script file to load
|
|
# python-script: "@UNBOUND_SHARE_DIR@/ubmodule-tst.py"
|
|
|
|
# Remote control config section.
|
|
remote-control:
|
|
# Enable remote control with unbound-control(8) here.
|
|
# set up the keys and certificates with unbound-control-setup.
|
|
# control-enable: no
|
|
|
|
# Set to no and use an absolute path as control-interface to use
|
|
# a unix local named pipe for unbound-control.
|
|
# control-use-cert: yes
|
|
|
|
# what interfaces are listened to for remote control.
|
|
# give 0.0.0.0 and ::0 to listen to all interfaces.
|
|
# control-interface: 127.0.0.1
|
|
# control-interface: ::1
|
|
|
|
# port number for remote control operations.
|
|
# control-port: 8953
|
|
|
|
# unbound server key file.
|
|
# server-key-file: "@UNBOUND_RUN_DIR@/unbound_server.key"
|
|
|
|
# unbound server certificate file.
|
|
# server-cert-file: "@UNBOUND_RUN_DIR@/unbound_server.pem"
|
|
|
|
# unbound-control key file.
|
|
# control-key-file: "@UNBOUND_RUN_DIR@/unbound_control.key"
|
|
|
|
# unbound-control certificate file.
|
|
# control-cert-file: "@UNBOUND_RUN_DIR@/unbound_control.pem"
|
|
|
|
# Stub zones.
|
|
# Create entries like below, to make all queries for 'example.com' and
|
|
# 'example.org' go to the given list of nameservers. list zero or more
|
|
# nameservers by hostname or by ipaddress. If you set stub-prime to yes,
|
|
# the list is treated as priming hints (default is no).
|
|
# With stub-first yes, it attempts without the stub if it fails.
|
|
# Consider adding domain-insecure: name and local-zone: name nodefault
|
|
# to the server: section if the stub is a locally served zone.
|
|
# stub-zone:
|
|
# name: "example.com"
|
|
# stub-addr: 192.0.2.68
|
|
# stub-prime: no
|
|
# stub-first: no
|
|
# stub-ssl-upstream: no
|
|
# stub-zone:
|
|
# name: "example.org"
|
|
# stub-host: ns.example.com.
|
|
|
|
# Forward zones
|
|
# Create entries like below, to make all queries for 'example.com' and
|
|
# 'example.org' go to the given list of servers. These servers have to handle
|
|
# recursion to other nameservers. List zero or more nameservers by hostname
|
|
# or by ipaddress. Use an entry with name "." to forward all queries.
|
|
# If you enable forward-first, it attempts without the forward if it fails.
|
|
# forward-zone:
|
|
# name: "example.com"
|
|
# forward-addr: 192.0.2.68
|
|
# forward-addr: 192.0.2.73@5355 # forward to port 5355.
|
|
# forward-first: no
|
|
# forward-ssl-upstream: no
|
|
# forward-zone:
|
|
# name: "example.org"
|
|
# forward-host: fwd.example.com
|
|
|
|
# Views
|
|
# Create named views. Name must be unique. Map views to requests using
|
|
# the access-control-view option. Views can contain zero or more local-zone
|
|
# and local-data options. Options from matching views will override global
|
|
# options. Global options will be used if no matching view is found.
|
|
# With view-first yes, it will try to answer using the global local-zone and
|
|
# local-data elements if there is no view specific match.
|
|
# view:
|
|
# name: "viewname"
|
|
# local-zone: "example.com" redirect
|
|
# local-data: "example.com A 192.0.2.3"
|
|
# local-data-ptr: "192.0.2.3 www.example.com"
|
|
# view-first: no
|
|
# view:
|
|
# name: "anotherview"
|
|
# local-zone: "example.com" refuse
|
|
|
|
# DNSCrypt
|
|
# Caveats:
|
|
# 1. the keys/certs cannot be produced by unbound. You can use dnscrypt-wrapper
|
|
# for this: https://github.com/cofyc/dnscrypt-wrapper/blob/master/README.md#usage
|
|
# 2. dnscrypt channel attaches to an interface. you MUST set interfaces to
|
|
# listen on `dnscrypt-port` with the follo0wing snippet:
|
|
# server:
|
|
# interface: 0.0.0.0@443
|
|
# interface: ::0@443
|
|
#
|
|
# Finally, `dnscrypt` config has its own section.
|
|
# dnscrypt:
|
|
# dnscrypt-enable: yes
|
|
# dnscrypt-port: 443
|
|
# dnscrypt-provider: 2.dnscrypt-cert.example.com.
|
|
# dnscrypt-secret-key: /path/unbound-conf/keys1/1.key
|
|
# dnscrypt-secret-key: /path/unbound-conf/keys2/1.key
|
|
# dnscrypt-provider-cert: /path/unbound-conf/keys1/1.cert
|
|
# dnscrypt-provider-cert: /path/unbound-conf/keys2/1.cert
|