diff options
Diffstat (limited to 'network/dnscrypt-proxy/dnscrypt-proxy.toml')
| -rw-r--r-- | network/dnscrypt-proxy/dnscrypt-proxy.toml | 259 |
1 files changed, 207 insertions, 52 deletions
diff --git a/network/dnscrypt-proxy/dnscrypt-proxy.toml b/network/dnscrypt-proxy/dnscrypt-proxy.toml index 5b4e99a89d..0da38f8272 100644 --- a/network/dnscrypt-proxy/dnscrypt-proxy.toml +++ b/network/dnscrypt-proxy/dnscrypt-proxy.toml @@ -21,19 +21,22 @@ ## Servers from the "public-resolvers" source (see down below) can ## be viewed here: https://dnscrypt.info/public-servers ## -## If this line is commented, all registered servers matching the require_* filters -## will be used. +## The proxy will automatically pick working servers from this list. +## Note that the require_* filters do NOT apply when using this setting. +## +## By default, this list is empty and all registered servers matching the +## require_* filters will be used instead. ## -## The proxy will automatically pick the fastest, working servers from the list. ## Remove the leading # first to enable this; lines starting with # are ignored. # server_names = ['scaleway-fr', 'google', 'yandex', 'cloudflare'] ## List of local addresses and ports to listen to. Can be IPv4 and/or IPv6. -## Note: When using systemd socket activation, choose an empty set (i.e. [] ). +## Example with both IPv4 and IPv6: +## listen_addresses = ['127.0.0.1:53', '[::1]:53'] -listen_addresses = ['127.0.0.1:53', '[::1]:53'] +listen_addresses = ['127.0.0.1:53'] ## Maximum number of simultaneous client connections to accept @@ -93,18 +96,21 @@ force_tcp = false ## Uncomment the following line to route all TCP connections to a local Tor node ## Tor doesn't support UDP, so set `force_tcp` to `true` as well. -# proxy = "socks5://127.0.0.1:9050" +# proxy = 'socks5://127.0.0.1:9050' ## HTTP/HTTPS proxy ## Only for DoH servers -# http_proxy = "http://127.0.0.1:8888" +# http_proxy = 'http://127.0.0.1:8888' -## How long a DNS query will wait for a response, in milliseconds +## How long a DNS query will wait for a response, in milliseconds. +## If you have a network with *a lot* of latency, you may need to +## increase this. Startup may be slower if you do so. +## Don't increase it too much. 10000 is the highest reasonable value. -timeout = 2500 +timeout = 5000 ## Keepalive for HTTP (HTTPS, HTTP/2) queries, in seconds @@ -112,11 +118,12 @@ timeout = 2500 keepalive = 30 -## Use the REFUSED return code for blocked responses -## Setting this to `false` means that some responses will be lies. -## Unfortunately, `false` appears to be required for Android 8+ +## Response for blocked queries. Options are `refused`, `hinfo` (default) or +## an IP response. To give an IP response, use the format `a:<IPv4>,aaaa:<IPv6>`. +## Using the `hinfo` option means that some responses will be lies. +## Unfortunately, the `hinfo` option appears to be required for Android 8+ -refused_code_in_responses = false +# blocked_query_response = 'refused' ## Load-balancing strategy: 'p2' (default), 'ph', 'first' or 'random' @@ -167,6 +174,8 @@ cert_refresh_delay = 240 ## 49195 = TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 ## 52392 = TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305 ## 52393 = TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305 +## 4865 = TLS_AES_128_GCM_SHA256 +## 4867 = TLS_CHACHA20_POLY1305_SHA256 ## ## On non-Intel CPUs such as MIPS routers and ARM systems (Android, Raspberry Pi...), ## the following suite improves performance. @@ -178,34 +187,35 @@ cert_refresh_delay = 240 # tls_cipher_suite = [52392, 49199] -## Fallback resolver -## This is a normal, non-encrypted DNS resolver, that will be only used +## Fallback resolvers +## These are normal, non-encrypted DNS resolvers, that will be only used ## for one-shot queries when retrieving the initial resolvers list, and ## only if the system DNS configuration doesn't work. -## No user application queries will ever be leaked through this resolver, -## and it will not be used after IP addresses of resolvers URLs have been found. -## It will never be used if lists have already been cached, and if stamps +## No user application queries will ever be leaked through these resolvers, +## and they will not be used after IP addresses of resolvers URLs have been found. +## They will never be used if lists have already been cached, and if stamps ## don't include host names without IP addresses. -## It will not be used if the configured system DNS works. -## A resolver supporting DNSSEC is recommended. This may become mandatory. +## They will not be used if the configured system DNS works. +## Resolvers supporting DNSSEC are recommended. ## ## People in China may need to use 114.114.114.114:53 here. ## Other popular options include 8.8.8.8 and 1.1.1.1. +## +## If more than one resolver is specified, they will be tried in sequence. -fallback_resolver = '9.9.9.9:53' +fallback_resolvers = ['9.9.9.9:53', '8.8.8.8:53'] -## Never let dnscrypt-proxy try to use the system DNS settings; -## unconditionally use the fallback resolver. +## Always use the fallback resolver before the system DNS settings. -ignore_system_dns = false +ignore_system_dns = true ## Maximum time (in seconds) to wait for network connectivity before ## initializing the proxy. ## Useful if the proxy is automatically started at boot, and network ## connectivity is not guaranteed to be immediately available. -## Use 0 to not test for connectivity at all, +## Use 0 to not test for connectivity at all (not recommended), ## and -1 to wait as much as possible. netprobe_timeout = 60 @@ -219,7 +229,7 @@ netprobe_timeout = 60 ## On other operating systems, the connection will be initialized ## but nothing will be sent at all. -netprobe_address = "9.9.9.9:53" +netprobe_address = '9.9.9.9:53' ## Offline mode - Do not use any remote encrypted servers. @@ -229,9 +239,19 @@ netprobe_address = "9.9.9.9:53" # offline_mode = false +## Additional data to attach to outgoing queries. +## These strings will be added as TXT records to queries. +## Do not use, except on servers explicitly asking for extra data +## to be present. +## encrypted-dns-server can be configured to use this for access control +## in the [access_control] section + +# query_meta = ["key1:value1", "key2:value2", "token:MySecretToken"] + + ## Automatic log files rotation -# Maximum log files size in MB +# Maximum log files size in MB - Set to 0 for unlimited. log_files_max_size = 10 # How long to keep backup files, in days @@ -246,23 +266,42 @@ log_files_max_backups = 1 # Filters # ######################### +## Note: if you are using dnsmasq, disable the `dnssec` option in dnsmasq if you +## configure dnscrypt-proxy to do any kind of filtering (including the filters +## below and blacklists). +## You can still choose resolvers that do DNSSEC validation. + + ## Immediately respond to IPv6-related queries with an empty response ## This makes things faster when there is no IPv6 connectivity, but can ## also cause reliability issues with some stub resolvers. -## Do not enable if you added a validating resolver such as dnsmasq in front -## of the proxy. block_ipv6 = false +## Immediately respond to A and AAAA queries for host names without a domain name + +block_unqualified = true + + +## Immediately respond to queries for local zones instead of leaking them to +## upstream resolvers (always causing errors or timeouts). + +block_undelegated = true + + +## TTL for synthetic responses sent when a request has been blocked (due to +## IPv6 or blacklists). + +reject_ttl = 600 + + ################################################################################## # Route queries for specific domains to a dedicated set of servers # ################################################################################## -## Example map entries (one entry per line): -## example.com 9.9.9.9 -## example.net 9.9.9.9,8.8.8.8,1.1.1.1 +## See the `example-forwarding-rules.txt` file for an example # forwarding_rules = 'forwarding-rules.txt' @@ -276,12 +315,13 @@ block_ipv6 = false ## In addition to acting as a HOSTS file, it can also return the IP address ## of a different name. It will also do CNAME flattening. ## -## Example map entries (one entry per line) -## example.com 10.1.1.1 -## www.google.com forcesafesearch.google.com +## See the `example-cloaking-rules.txt` file for an example # cloaking_rules = 'cloaking-rules.txt' +## TTL used when serving entries in cloaking-rules.txt + +# cloak_ttl = 600 ########################### @@ -295,12 +335,12 @@ cache = true ## Cache size -cache_size = 512 +cache_size = 4096 ## Minimum TTL for cached entries -cache_min_ttl = 600 +cache_min_ttl = 2400 ## Maximum TTL for cached entries @@ -319,6 +359,37 @@ cache_neg_max_ttl = 600 +################################## +# Local DoH server # +################################## + +[local_doh] + +## dnscrypt-proxy can act as a local DoH server. By doing so, web browsers +## requiring a direct connection to a DoH server in order to enable some +## features will enable these, without bypassing your DNS proxy. + +## Addresses that the local DoH server should listen to + +# listen_addresses = ['127.0.0.1:3000'] + + +## Path of the DoH URL. This is not a file, but the part after the hostname +## in the URL. By convention, `/dns-query` is frequently chosen. +## For each `listen_address` the complete URL to access the server will be: +## `https://<listen_address><path>` (ex: `https://127.0.0.1/dns-query`) + +# path = "/dns-query" + + +## Certificate file and key - Note that the certificate has to be trusted. +## See the documentation (wiki) for more information. + +# cert_file = "localhost.pem" +# cert_key_file = "localhost.pem" + + + ############################### # Query logging # ############################### @@ -327,7 +398,8 @@ cache_neg_max_ttl = 600 [query_log] - ## Path to the query log file (absolute, or relative to the same directory as the executable file) + ## Path to the query log file (absolute, or relative to the same directory as the config file) + ## On non-Windows systems, can be /dev/stdout to log to the standard output (also set log_files_max_size to 0) # file = 'query.log' @@ -353,7 +425,7 @@ cache_neg_max_ttl = 600 [nx_log] - ## Path to the query log file (absolute, or relative to the same directory as the executable file) + ## Path to the query log file (absolute, or relative to the same directory as the config file) # file = 'nx.log' @@ -383,7 +455,7 @@ cache_neg_max_ttl = 600 [blacklist] - ## Path to the file of blocking rules (absolute, or relative to the same directory as the executable file) + ## Path to the file of blocking rules (absolute, or relative to the same directory as the config file) # blacklist_file = 'blacklist.txt' @@ -411,7 +483,7 @@ cache_neg_max_ttl = 600 [ip_blacklist] - ## Path to the file of blocking rules (absolute, or relative to the same directory as the executable file) + ## Path to the file of blocking rules (absolute, or relative to the same directory as the config file) # blacklist_file = 'ip-blacklist.txt' @@ -439,7 +511,7 @@ cache_neg_max_ttl = 600 [whitelist] - ## Path to the file of whitelisting rules (absolute, or relative to the same directory as the executable file) + ## Path to the file of whitelisting rules (absolute, or relative to the same directory as the config file) # whitelist_file = 'whitelist.txt' @@ -465,8 +537,7 @@ cache_neg_max_ttl = 600 ## ## For example, the following rule in a blacklist file: ## *.youtube.* @time-to-sleep -## would block access to YouTube only during the days, and period of the days -## define by the 'time-to-sleep' schedule. +## would block access to YouTube during the times defined by the 'time-to-sleep' schedule. ## ## {after='21:00', before= '7:00'} matches 0:00-7:00 and 21:00-0:00 ## {after= '9:00', before='18:00'} matches 9:00-18:00 @@ -507,7 +578,7 @@ cache_neg_max_ttl = 600 ## must include the prefixes. ## ## If the `urls` property is missing, cache files and valid signatures -## must be already present; This doesn't prevent these cache files from +## must already be present. This doesn't prevent these cache files from ## expiring after `refresh_delay` hours. [sources] @@ -518,17 +589,24 @@ cache_neg_max_ttl = 600 urls = ['https://raw.githubusercontent.com/DNSCrypt/dnscrypt-resolvers/master/v2/public-resolvers.md', 'https://download.dnscrypt.info/resolvers-list/v2/public-resolvers.md'] cache_file = 'public-resolvers.md' minisign_key = 'RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3' + prefix = '' + + ## Anonymized DNS relays + + [sources.'relays'] + urls = ['https://raw.githubusercontent.com/DNSCrypt/dnscrypt-resolvers/master/v2/relays.md', 'https://download.dnscrypt.info/resolvers-list/v2/relays.md'] + cache_file = 'relays.md' + minisign_key = 'RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3' refresh_delay = 72 prefix = '' ## Quad9 over DNSCrypt - https://quad9.net/ # [sources.quad9-resolvers] - # urls = ["https://www.quad9.net/quad9-resolvers.md"] - # minisign_key = "RWQBphd2+f6eiAqBsvDZEBXBGHQBJfeG6G+wJPPKxCZMoEQYpmoysKUN" - # cache_file = "quad9-resolvers.md" - # refresh_delay = 72 - # prefix = "quad9-" + # urls = ['https://www.quad9.net/quad9-resolvers.md'] + # minisign_key = 'RWQBphd2+f6eiAqBsvDZEBXBGHQBJfeG6G+wJPPKxCZMoEQYpmoysKUN' + # cache_file = 'quad9-resolvers.md' + # prefix = 'quad9-' ## Another example source, with resolvers censoring some websites not appropriate for children ## This is a subset of the `public-resolvers` list, so enabling both is useless @@ -540,10 +618,87 @@ cache_neg_max_ttl = 600 +######################################### +# Servers with known bugs # +######################################### + +[broken_implementations] + +# Cisco servers currently cannot handle queries larger than 1472 bytes, and don't +# truncate reponses larger than questions as expected by the DNSCrypt protocol. +# This prevents large responses from being received over UDP and over relays. +# +# The `dnsdist` server software drops client queries larger than 1500 bytes. +# They are aware of it and are working on a fix. +# +# The list below enables workarounds to make non-relayed usage more reliable +# until the servers are fixed. + +fragments_blocked = ['cisco', 'cisco-ipv6', 'cisco-familyshield', 'cisco-familyshield-ipv6', 'quad9-dnscrypt-ip4-filter-alt', 'quad9-dnscrypt-ip4-filter-pri', 'quad9-dnscrypt-ip4-nofilter-alt', 'quad9-dnscrypt-ip4-nofilter-pri', 'quad9-dnscrypt-ip6-filter-alt', 'quad9-dnscrypt-ip6-filter-pri', 'quad9-dnscrypt-ip6-nofilter-alt', 'quad9-dnscrypt-ip6-nofilter-pri', 'cleanbrowsing-adult', 'cleanbrowsing-family-ipv6', 'cleanbrowsing-family', 'cleanbrowsing-security'] + + + + +################################ +# TLS Client Authentication # +################################ + +# This is only useful if you are operating your own, private DoH server(s). +# (for DNSCrypt, see the `query_meta` feature instead) + +[tls_client_auth] + +# creds = [ +# { server_name='myserver', client_cert='client.crt', client_key='client.key' } +# ] + + + +################################ +# Anonymized DNS # +################################ + +[anonymized_dns] + +## Routes are indirect ways to reach DNSCrypt servers. +## +## A route maps a server name ("server_name") to one or more relays that will be +## used to connect to that server. +## +## A relay can be specified as a DNS Stamp (either a relay stamp, or a +## DNSCrypt stamp), an IP:port, a hostname:port, or a server name. +## +## The following example routes "example-server-1" via `anon-example-1` or `anon-example-2`, +## and "example-server-2" via the relay whose relay DNS stamp +## is "sdns://gRIxMzcuNzQuMjIzLjIzNDo0NDM". +## +## !!! THESE ARE JUST EXAMPLES !!! +## +## Review the list of available relays from the "relays.md" file, and, for each +## server you want to use, define the relays you want connections to go through. +## +## Carefully choose relays and servers so that they are run by different entities. +## +## "server_name" can also be set to "*" to define a default route, but this is not +## recommended. If you do so, keep "server_names" short and distinct from relays. + +# routes = [ +# { server_name='example-server-1', via=['anon-example-1', 'anon-example-2'] }, +# { server_name='example-server-2', via=['sdns://gRIxMzcuNzQuMjIzLjIzNDo0NDM'] } +# ] + + +# skip resolvers incompatible with anonymization instead of using them directly + +skip_incompatible = false + + + + ## Optional, local, static list of additional servers ## Mostly useful for testing your own servers. [static] - # [static.'google'] - # stamp = 'sdns://AgUAAAAAAAAAAAAOZG5zLmdvb2dsZS5jb20NL2V4cGVyaW1lbnRhbA' + # [static.'myserver'] + # stamp = 'sdns:AQcAAAAAAAAAAAAQMi5kbnNjcnlwdC1jZXJ0Lg' |