commit 749c8a63004064e2bb68f5c4e384cceccdc33640 Author: George Date: Tue Nov 2 02:44:59 2021 +0000 Init commit diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..2414973 --- /dev/null +++ b/.gitignore @@ -0,0 +1,3 @@ +coredns +coredns.exe +build diff --git a/Corefile b/Corefile new file mode 100644 index 0000000..cb080e4 --- /dev/null +++ b/Corefile @@ -0,0 +1,68 @@ +## Resolve .meshname and .popura domains with the meshname protocol +meshname, popura { + acl { + allow net 127.0.0.0/8 ::1/128 + block + } + meshname +} + +## Example .popura domain hosting with a simple /etc/hosts like config +#aiql7yv7ka6ck5mxpfnugi3hoe.popura { +# hosts { +# 220:bfe2:bf50:3c25:7597:795b:4323:6771 aiql7yv7ka6ck5mxpfnugi3hoe.popura +# 320:bfe2:bf50:3c25::f lofi.aiql7yv7ka6ck5mxpfnugi3hoe.popura +# } +#} + +## Example .popura domain hosting with file plugin. +## (Zone data is in RFC 1035-style master file) +#aiql7yv7ka6ck5mxpfnugi3hoe.popura { +# file /etc/coredns/example.zonefile +#} + +## Example .meship support +#meship { +# meship +#} + +## Resolve Alfis domains +anon, ygg { + acl { + allow net 127.0.0.0/8 ::1/128 + block + } + forward . [302:db60::53]:53 [300:6223::53]:53 [302:7991::53]:53 +} + +## Resolve OpenNIC domains +bbs, chan, cyb, dyn, epic, geek, gopher, indy, libre, neo, null, o, oss, oz, parody, pirate, bazar, coin, emc, lib, fur, ku, te, ti, uu, ko, rm { + acl { + allow net 127.0.0.0/8 ::1/128 + block + } + forward . [324:71e:281a:9ed3::53]:53 [200:2892:d0f:bc20:8a8e:c7be:9d9e:ab55]:53 +} + +## Resolve legacy centralized Internet domains +. { + hosts { + fallthrough + } + acl { + allow net 127.0.0.0/8 ::1/128 + ## Use this line instead to allow all LAN/private network clients + #allow net 127.0.0.0/8 10.0.0.0/8 172.16.0.0/12 192.168.0.0/16 ::1/128 fc00::/7 + block + } + + ## Resolve all other DNS queries via AdGuard with DNS-over-TLS encryption + forward . tls://94.140.14.14:853 tls://94.140.15.15:853 { + tls_servername dns.adguard.com + health_check 5s + } + + ## Forward to unencrypted DNS servers + #forward . [324:71e:281a:9ed3::53]:53 [302:db60::53]:53 [300:6223::53]:53 [325:5a4:d1c9:db96::53]:53 + #forward . 1.1.1.1:53 8.8.8.8:53 +} diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..8698d5b --- /dev/null +++ b/Dockerfile @@ -0,0 +1,24 @@ +FROM golang:1.17-bullseye + +RUN apt-get update && apt-get -uy upgrade +RUN apt-get -y install ca-certificates \ + && update-ca-certificates +RUN git clone -b v1.8.6 --depth 1 https://github.com/coredns/coredns.git /src +RUN cd /src \ + && go get github.com/zhoreeq/coredns-meshname \ + && go mod download + +# NOTE: direct copying to /src/plugin.cfg doesn't work for some reason +COPY plugin.cfg /plugin.cfg +RUN cd /src && cat /plugin.cfg > plugin.cfg && make + +FROM debian:stable-slim + +COPY Corefile.example /Corefile +COPY --from=0 /etc/ssl/certs /etc/ssl/certs +COPY --from=0 /src/coredns /coredns + +EXPOSE 53 53/udp +EXPOSE 853 +EXPOSE 443 +ENTRYPOINT ["/coredns"] diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..261eeb9 --- /dev/null +++ b/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/README.md b/README.md new file mode 100644 index 0000000..6fcfb1d --- /dev/null +++ b/README.md @@ -0,0 +1,36 @@ +# PopuraDNS + +PopuraDNS is a simple DNS server with decentralized domain names support. + +PopuraDNS can: + +- Secure all your regular DNS queries with [DNS-over-TLS](https://en.wikipedia.org/wiki/DNS_over_TLS) +- Resolve the [meshname protocol](https://github.com/zhoreeq/meshname) domains +- Resolve [Alfis blockchain](https://github.com/Revertron/Alfis) domains +- Resolve [OpenNIC alternative DNS root](https://www.opennic.org/) domains +- Can work as an authoritative server for your domains + +## Usage + +Building from source (requires Golang >=1.17): + + git clone https://github.com/popura-network/PopuraDNS + cd PopuraDNS + ./build.sh + +Run PopuraDNS on port 53535 with a default config file: + + ./coredns -p 53535 -conf ./Corefile + +See the `contrib` directory for systemd and openrc example files. + +For Docker tips, see `docs/DOCKER_TIPS.md` + +## Configuration + +PopuraDNS is a special build of CoreDNS. +See `Corefile` for example PopuraDNS configuration file. + +To list all available plugins, run `./coredns -plugins` + +For more information read the [CoreDNS docs](https://coredns.io/manual/toc/#configuration). diff --git a/build.sh b/build.sh new file mode 100755 index 0000000..2148538 --- /dev/null +++ b/build.sh @@ -0,0 +1,36 @@ +#!/bin/sh +WORKDIR="$PWD" +SOURCE=${SOURCE:-"https://github.com/coredns/coredns.git"} +BUILDDIR=${BUILDDIR:-"build"} +SYSTEM=${SYSTEM:-""} +OUTFILE=${OUTFILE:-"coredns"} +WINDOWS=${WINDOWS:-"0"} + +if [ $WINDOWS = "1" ]; then + SYSTEM="GOOS=windows GOARCH=amd64" + OUTFILE="coredns.exe" +fi + +if [ -d $BUILDDIR ]; then + rm -rf $BUILDDIR || exit 2 +fi + +echo "getting the CoreDNS source..." +git clone -b v1.8.6 --depth 1 $SOURCE $BUILDDIR +if [ ! -d $BUILDDIR ]; then + echo "error: can't get the source code" + exit 2 +fi + +echo "building PopuraDNS..." +cd $BUILDDIR +cp $WORKDIR/plugin.cfg . +go get github.com/zhoreeq/coredns-meshname +go get github.com/zhoreeq/coredns-meship +go mod download + +echo "building..." +make SYSTEM="$SYSTEM" BINARY=$WORKDIR/$OUTFILE + +echo "success! your binary is ready, senpai" +echo "$WORKDIR/$OUTFILE" diff --git a/clean.sh b/clean.sh new file mode 100755 index 0000000..fbb6d94 --- /dev/null +++ b/clean.sh @@ -0,0 +1,2 @@ +#!/bin/sh +rm -rf build coredns coredns.exe diff --git a/contrib/coredns.openrc b/contrib/coredns.openrc new file mode 100644 index 0000000..2f53634 --- /dev/null +++ b/contrib/coredns.openrc @@ -0,0 +1,12 @@ +#!/sbin/openrc-run +name="coredns" +description="Experimental DNS server for mesh networks" +supervisor=supervise-daemon +command=/usr/local/bin/coredns +command_args="-conf /etc/coredns/Corefile" + +depend() { + need net + after firewall + before radvd +} diff --git a/contrib/coredns.service b/contrib/coredns.service new file mode 100644 index 0000000..0a8c82b --- /dev/null +++ b/contrib/coredns.service @@ -0,0 +1,19 @@ +[Unit] +Description=CoreDNS DNS server +Documentation=https://coredns.io +After=network.target + +[Service] +PermissionsStartOnly=true +LimitNOFILE=1048576 +LimitNPROC=512 +CapabilityBoundingSet=CAP_NET_BIND_SERVICE +AmbientCapabilities=CAP_NET_BIND_SERVICE +NoNewPrivileges=true +User=coredns +ExecStart=/usr/bin/coredns -conf=/etc/coredns/Corefile +ExecReload=/bin/kill -SIGUSR1 $MAINPID +Restart=on-failure + +[Install] +WantedBy=multi-user.target diff --git a/docs/DOCKER_TIPS.md b/docs/DOCKER_TIPS.md new file mode 100644 index 0000000..9eeb85c --- /dev/null +++ b/docs/DOCKER_TIPS.md @@ -0,0 +1,22 @@ +coredns in containers +===================== + +Pull the image from docker hub: + + docker pull zhoreeq/coredns + +or build the image from source: + + docker build -t coredns . + +Run with a default config: + + docker run -dt --name=coredns --restart=unless-stopped --ip=172.17.0.2 --ip6=300:49df:7fbd:1987::100 coredns + +Run with a custom config and a custom zone file: + + docker run -it -v /home/user/CustomConfig:/Corefile -v /home/user/custom.zonefile:/custom.zonefile coredns + +## Yggdrasil support + +To enable Yggdrasil's IPv6 in Docker containers read [this](https://docs.docker.com/config/daemon/ipv6/) diff --git a/docs/example.zonefile b/docs/example.zonefile new file mode 100644 index 0000000..1c90385 --- /dev/null +++ b/docs/example.zonefile @@ -0,0 +1,7 @@ +$ORIGIN aiql7yv7ka6ck5mxpfnugi3hoe.popura. +$TTL 3600 +aiql7yv7ka6ck5mxpfnugi3hoe.popura. IN SOA aiql7yv7ka6ck5mxpfnugi3hoe.popura. admin.aiql7yv7ka6ck5mxpfnugi3hoe.popura. ( 1111111111 7200 3600 1209600 3600 ) + +@ IN AAAA 220:bfe2:bf50:3c25:7597:795b:4323:6771 +www IN CNAME aiql7yv7ka6ck5mxpfnugi3hoe.popura. +lofi IN AAAA 320:bfe2:bf50:3c25::f diff --git a/install.sh b/install.sh new file mode 100755 index 0000000..8cd623f --- /dev/null +++ b/install.sh @@ -0,0 +1,8 @@ +#!/bin/bash +cp coredns /usr/local/bin/ +mkdir -p /etc/coredns +cp Corefile.example /etc/coredns/Corefile +cp contrib/coredns.service /etc/systemd/system/ +systemctl enable --now coredns.service + +echo "Configure your system DNS settings to server '127.0.0.1'" diff --git a/plugin.cfg b/plugin.cfg new file mode 100644 index 0000000..cc33b71 --- /dev/null +++ b/plugin.cfg @@ -0,0 +1,69 @@ +# Directives are registered in the order they should be executed. +# +# Ordering is VERY important. Every plugin will feel the effects of all other +# plugin below (after) them during a request, but they must not care what plugin +# above them are doing. + +# How to rebuild with updated plugin configurations: Modify the list below and +# run `go generate && go build` + +# The parser takes the input format of: +# +# : +# Or +# : +# +# External plugin example: +# +# log:github.com/coredns/coredns/plugin/log +# Local plugin example: +# log:log + +metadata:metadata +cancel:cancel +tls:tls +reload:reload +nsid:nsid +bufsize:bufsize +root:root +bind:bind +debug:debug +#trace:trace +ready:ready +health:health +pprof:pprof +#prometheus:metrics +errors:errors +log:log +#dnstap:dnstap +local:local +#dns64:dns64 +acl:acl +any:any +#chaos:chaos +loadbalance:loadbalance +cache:cache +rewrite:rewrite +dnssec:dnssec +#autopath:autopath +template:template +transfer:transfer +hosts:hosts +#route53:route53 +#azure:azure +#clouddns:clouddns +#k8s_external:k8s_external +#kubernetes:kubernetes +file:file +auto:auto +secondary:secondary +#etcd:etcd +#loop:loop +forward:forward +#grpc:grpc +#erratic:erratic +#whoami:whoami +on:github.com/coredns/caddy/onevent +sign:sign +meshname:github.com/zhoreeq/coredns-meshname +meship:github.com/zhoreeq/coredns-meship