parent
fcc4ab576c
commit
97bfcb47cd
GPG Key ID:
818A8B35E9F1CE10
@ -1,2 +1,21 @@ |
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LOCAL_STACK_DIR=/srv/docker/volumes/dnscrypt-server |
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# Global (optional) |
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LOCAL_STACK_DIR=/srv/docker/volumes/dns |
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TZ=Europe/Berlin |
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|
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# dnscrypt-server (optional) |
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DCRS_IMG= |
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DCRS_TAG= |
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DCRS_CONTAINER_NAME= |
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DCRS_RESTART= |
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|
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# unbound (optional) |
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UB_IMG= |
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UB_TAG= |
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UB_CONTAINER_NAME= |
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UB_RESTART= |
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|
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# doh (optional) |
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DOH_BLD_NGINX_IMG= |
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DOH_BLD_NGINX_TAG= |
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DOH_CONTAINER_NAME= |
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DOH_RESTART= |
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|
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@ -0,0 +1,21 @@ |
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# Global (optional) |
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LOCAL_STACK_DIR= |
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TZ= |
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|
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# dnscrypt-server (optional) |
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DCRS_IMG= |
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DCRS_TAG= |
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DCRS_CONTAINER_NAME= |
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DCRS_RESTART= |
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|
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# unbound (optional) |
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UB_IMG= |
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UB_TAG= |
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UB_CONTAINER_NAME= |
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UB_RESTART= |
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|
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# doh (optional) |
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DOH_BLD_NGINX_IMG= |
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DOH_BLD_NGINX_TAG= |
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DOH_CONTAINER_NAME= |
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DOH_RESTART= |
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@ -1,313 +0,0 @@ |
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server: |
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do-ip6: no |
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########################################################################### |
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# BASIC SETTINGS |
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########################################################################### |
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# Time to live maximum for RRsets and messages in the cache. If the maximum |
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# kicks in, responses to clients still get decrementing TTLs based on the |
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# original (larger) values. When the internal TTL expires, the cache item |
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# has expired. Can be set lower to force the resolver to query for data |
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# often, and not trust (very large) TTL values. |
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cache-max-ttl: 86400 |
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|
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# Time to live minimum for RRsets and messages in the cache. If the minimum |
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# kicks in, the data is cached for longer than the domain owner intended, |
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# and thus less queries are made to look up the data. Zero makes sure the |
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# data in the cache is as the domain owner intended, higher values, |
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# especially more than an hour or so, can lead to trouble as the data in |
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# the cache does not match up with the actual data any more. |
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cache-min-ttl: 300 |
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|
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# Set the working directory for the program. |
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directory: "/opt/unbound/etc/unbound" |
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|
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# RFC 6891. Number of bytes size to advertise as the EDNS reassembly buffer |
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# size. This is the value put into datagrams over UDP towards peers. |
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# The actual buffer size is determined by msg-buffer-size (both for TCP and |
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# UDP). Do not set higher than that value. |
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# Default is 1232 which is the DNS Flag Day 2020 recommendation. |
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# Setting to 512 bypasses even the most stringent path MTU problems, but |
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# is seen as extreme, since the amount of TCP fallback generated is |
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# excessive (probably also for this resolver, consider tuning the outgoing |
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# tcp number). |
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edns-buffer-size: 1232 |
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|
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# Listen to for queries from clients and answer from this network interface |
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# and port. |
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interface: 0.0.0.0@53 |
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# Rotates RRSet order in response (the pseudo-random number is taken from |
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# the query ID, for speed and thread safety). |
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rrset-roundrobin: yes |
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|
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# Drop user privileges after binding the port. |
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username: "_unbound" |
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########################################################################### |
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# LOGGING |
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########################################################################### |
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|
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# Do not print log lines to inform about local zone actions |
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log-local-actions: no |
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# Do not print one line per query to the log |
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log-queries: yes |
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# Do not print one line per reply to the log |
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log-replies: no |
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# Do not print log lines that say why queries return SERVFAIL to clients |
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log-servfail: no |
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|
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# Further limit logging |
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#logfile: /dev/null |
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logfile: /var/unbound.log |
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# Only log errors |
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verbosity: 0 |
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|
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########################################################################### |
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# PRIVACY SETTINGS |
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########################################################################### |
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# RFC 8198. Use the DNSSEC NSEC chain to synthesize NXDO-MAIN and other |
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# denials, using information from previous NXDO-MAINs answers. In other |
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# words, use cached NSEC records to generate negative answers within a |
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# range and positive answers from wildcards. This increases performance, |
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# decreases latency and resource utilization on both authoritative and |
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# recursive servers, and increases privacy. Also, it may help increase |
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# resilience to certain DoS attacks in some circumstances. |
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aggressive-nsec: yes |
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|
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# Extra delay for timeouted UDP ports before they are closed, in msec. |
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# This prevents very delayed answer packets from the upstream (recursive) |
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# servers from bouncing against closed ports and setting off all sort of |
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# close-port counters, with eg. 1500 msec. When timeouts happen you need |
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# extra sockets, it checks the ID and remote IP of packets, and unwanted |
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# packets are added to the unwanted packet counter. |
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delay-close: 10000 |
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# Prevent the unbound server from forking into the background as a daemon |
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do-daemonize: no |
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# Add localhost to the do-not-query-address list. |
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do-not-query-localhost: no |
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# Number of bytes size of the aggressive negative cache. |
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neg-cache-size: 4M |
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# Send minimum amount of information to upstream servers to enhance |
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# privacy (best privacy). |
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qname-minimisation: yes |
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########################################################################### |
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# SECURITY SETTINGS |
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########################################################################### |
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# Only give access to recursion clients from LAN IPs |
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access-control: 127.0.0.1/32 allow |
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access-control: 192.168.0.0/16 allow |
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access-control: 172.16.0.0/12 allow |
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access-control: 10.0.0.0/8 allow |
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# access-control: fc00::/7 allow |
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# access-control: ::1/128 allow |
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# File with trust anchor for one zone, which is tracked with RFC5011 |
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# probes. |
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auto-trust-anchor-file: "var/root.key" |
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# Enable chroot (i.e, change apparent root directory for the current |
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# running process and its children) |
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chroot: "/opt/unbound/etc/unbound" |
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# Deny queries of type ANY with an empty response. |
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deny-any: yes |
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# Harden against algorithm downgrade when multiple algorithms are |
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# advertised in the DS record. |
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harden-algo-downgrade: yes |
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# RFC 8020. returns nxdomain to queries for a name below another name that |
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# is already known to be nxdomain. |
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harden-below-nxdomain: yes |
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# Require DNSSEC data for trust-anchored zones, if such data is absent, the |
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# zone becomes bogus. If turned off you run the risk of a downgrade attack |
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# that disables security for a zone. |
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harden-dnssec-stripped: yes |
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# Only trust glue if it is within the servers authority. |
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harden-glue: yes |
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# Ignore very large queries. |
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harden-large-queries: yes |
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# Perform additional queries for infrastructure data to harden the referral |
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# path. Validates the replies if trust anchors are configured and the zones |
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# are signed. This enforces DNSSEC validation on nameserver NS sets and the |
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# nameserver addresses that are encountered on the referral path to the |
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# answer. Experimental option. |
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harden-referral-path: no |
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# Ignore very small EDNS buffer sizes from queries. |
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harden-short-bufsize: yes |
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# Refuse id.server and hostname.bind queries |
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hide-identity: yes |
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# Refuse version.server and version.bind queries |
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hide-version: yes |
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# Report this identity rather than the hostname of the server. |
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identity: "DNS" |
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# These private network addresses are not allowed to be returned for public |
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# internet names. Any occurrence of such addresses are removed from DNS |
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# answers. Additionally, the DNSSEC validator may mark the answers bogus. |
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# This protects against DNS Rebinding |
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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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# Enable ratelimiting of queries (per second) sent to nameserver for |
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# performing recursion. More queries are turned away with an error |
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# (servfail). This stops recursive floods (e.g., random query names), but |
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# not spoofed reflection floods. Cached responses are not rate limited by |
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# this setting. Experimental option. |
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ratelimit: 1000 |
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# Use this certificate bundle for authenticating connections made to |
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# outside peers (e.g., auth-zone urls, DNS over TLS connections). |
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tls-cert-bundle: /etc/ssl/certs/ca-certificates.crt |
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# Set the total number of unwanted replies to eep track of in every thread. |
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# When it reaches the threshold, a defensive action of clearing the rrset |
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# and message caches is taken, hopefully flushing away any poison. |
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# Unbound suggests a value of 10 million. |
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unwanted-reply-threshold: 10000 |
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# Use 0x20-encoded random bits in the query to foil spoof attempts. This |
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# perturbs the lowercase and uppercase of query names sent to authority |
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# servers and checks if the reply still has the correct casing. |
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# This feature is an experimental implementation of draft dns-0x20. |
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# Experimental option. |
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use-caps-for-id: yes |
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# Help protect users that rely on this validator for authentication from |
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# potentially bad data in the additional section. Instruct the validator to |
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# remove data from the additional section of secure messages that are not |
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# signed properly. Messages that are insecure, bogus, indeterminate or |
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# unchecked are not affected. |
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val-clean-additional: yes |
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########################################################################### |
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# PERFORMANCE SETTINGS |
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########################################################################### |
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# https://nlnetlabs.nl/documentation/unbound/howto-optimise/ |
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# https://nlnetlabs.nl/news/2019/Feb/05/unbound-1.9.0-released/ |
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# Number of slabs in the infrastructure cache. Slabs reduce lock contention |
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# by threads. Must be set to a power of 2. |
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infra-cache-slabs: 2 |
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# Number of incoming TCP buffers to allocate per thread. Default |
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# is 10. If set to 0, or if do-tcp is "no", no TCP queries from |
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# clients are accepted. For larger installations increasing this |
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# value is a good idea. |
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incoming-num-tcp: 10 |
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# Number of slabs in the key cache. Slabs reduce lock contention by |
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# threads. Must be set to a power of 2. Setting (close) to the number |
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# of cpus is a reasonable guess. |
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key-cache-slabs: 2 |
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# Number of bytes size of the message cache. |
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# Unbound recommendation is to Use roughly twice as much rrset cache memory |
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# as you use msg cache memory. |
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msg-cache-size: 165713237 |
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# Number of slabs in the message cache. Slabs reduce lock contention by |
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# threads. Must be set to a power of 2. Setting (close) to the number of |
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# cpus is a reasonable guess. |
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msg-cache-slabs: 2 |
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# The number of queries that every thread will service simultaneously. If |
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# more queries arrive that need servicing, and no queries can be jostled |
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# out (see jostle-timeout), then the queries are dropped. |
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# This is best set at half the number of the outgoing-range. |
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# This Unbound instance was compiled with libevent so it can efficiently |
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# use more than 1024 file descriptors. |
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num-queries-per-thread: 4096 |
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# The number of threads to create to serve clients. |
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# This is set dynamically at run time to effectively use available CPUs |
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# resources |
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num-threads: 1 |
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# Number of ports to open. This number of file descriptors can be opened |
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# per thread. |
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# This Unbound instance was compiled with libevent so it can efficiently |
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# use more than 1024 file descriptors. |
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outgoing-range: 8192 |
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# Number of bytes size of the RRset cache. |
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# Use roughly twice as much rrset cache memory as msg cache memory |
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rrset-cache-size: 331426474 |
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# Number of slabs in the RRset cache. Slabs reduce lock contention by |
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# threads. Must be set to a power of 2. |
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rrset-cache-slabs: 2 |
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# Do no insert authority/additional sections into response messages when |
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# those sections are not required. This reduces response size |
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# significantly, and may avoid TCP fallback for some responses. This may |
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# cause a slight speedup. |
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minimal-responses: yes |
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# # Fetch the DNSKEYs earlier in the validation process, when a DS record |
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# is encountered. This lowers the latency of requests at the expense of |
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# little more CPU usage. |
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prefetch: yes |
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# Fetch the DNSKEYs earlier in the validation process, when a DS record is |
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# encountered. This lowers the latency of requests at the expense of little |
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# more CPU usage. |
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prefetch-key: yes |
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# Have unbound attempt to serve old responses from cache with a TTL of 0 in |
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# the response without waiting for the actual resolution to finish. The |
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# actual resolution answer ends up in the cache later on. |
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serve-expired: yes |
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# Open dedicated listening sockets for incoming queries for each thread and |
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# try to set the SO_REUSEPORT socket option on each socket. May distribute |
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# incoming queries to threads more evenly. |
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so-reuseport: yes |
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########################################################################### |
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# LOCAL ZONE |
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########################################################################### |
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# Include file for local-data and local-data-ptr |
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include: /opt/unbound/etc/unbound/a-records.conf |
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include: /opt/unbound/etc/unbound/srv-records.conf |
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########################################################################### |
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# FORWARD ZONE |
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########################################################################### |
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include: /opt/unbound/etc/unbound/forward-records.conf |
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auth-zone: |
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name: "." |
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url: "https://www.internic.net/domain/root.zone" |
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fallback-enabled: yes |
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for-downstream: no |
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for-upstream: yes |
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zonefile: "var/root.zone" |
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remote-control: |
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control-enable: no |
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@ -1 +0,0 @@ |
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1 |
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