Difference between revisions of "CoreDNS"
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| + | # | ||
| + | - https://www.oreilly.com/library/view/learning-coredns/9781492047957/ch01.html | ||
| + | |||
| + | # Compile with unbound | ||
| + | - https://coredns.io/manual/toc/ | ||
| + | ``` | ||
| + | Add unbound:github.com/coredns/unbound to plugin.cfg. | ||
| + | Do a go generate, followed by make. | ||
| + | ``` | ||
| + | |||
- https://coredns.io/plugins/acl/ | - https://coredns.io/plugins/acl/ | ||
- https://github.com/coredns/example/blob/master/example.go | - https://github.com/coredns/example/blob/master/example.go | ||
| − | |||
- https://github.com/miekg/local/blob/master/local.go | - https://github.com/miekg/local/blob/master/local.go | ||
| − | - | + | - https://coredns.io/2017/03/01/how-to-add-plugins-to-coredns/ |
| − | https://coredns.io/2017/03/01/how-to-add-plugins-to-coredns/ | ||
- https://coredns.io/plugins/ | - https://coredns.io/plugins/ | ||
| − | - | + | - https://coredns.io/manual/toc/ |
| − | https://coredns.io/manual/toc/ | + | - https://coredns.io/plugins/proxy/ |
| − | - | ||
| − | https://coredns.io/plugins/proxy/ | ||
- https://github.com/coredns/coredns/issues/2277 | - https://github.com/coredns/coredns/issues/2277 | ||
- https://github.com/coredns/rrl | - https://github.com/coredns/rrl | ||
- https://gist.github.com/walm/0d67b4fb2d5daf3edd4fad3e13b162cb | - https://gist.github.com/walm/0d67b4fb2d5daf3edd4fad3e13b162cb | ||
| + | - https://wiki.archlinux.org/index.php/CoreDNS | ||
| + | |||
| + | |||
| + | # Golang | ||
| + | - https://medium.com/@openmohan/dns-basics-and-building-simple-dns-server-in-go-6cb8e1cfe461 | ||
| + | - https://gist.github.com/walm/0d67b4fb2d5daf3edd4fad3e13b162cb | ||
| + | - https://github.com/openmohan/lightdns | ||
| + | |||
| + | # Example coredns.conf | ||
| + | ``` | ||
| + | coredns.io:5300 { | ||
| + | file /etc/coredns/zones/coredns.io.db | ||
| + | } | ||
| + | |||
| + | example.io:53 { | ||
| + | errors | ||
| + | log | ||
| + | file /etc/coredns/zones/example.io.db | ||
| + | } | ||
| + | |||
| + | example.net:53 { | ||
| + | file /etc/coredns/zones/example.net.db | ||
| + | } | ||
| + | |||
| + | .:53 { | ||
| + | hosts { | ||
| + | 10.0.0.1 example.org | ||
| + | fallthrough | ||
| + | } | ||
| + | # unbound | ||
| + | errors | ||
| + | log | ||
| + | health | ||
| + | # rewrite name foo.example.com foo.default.svc.cluster.local | ||
| + | rewrite name foo.google.com www.google.com | ||
| + | # kubernetes cluster.local 10.0.0.0/24 | ||
| + | file /etc/coredns/example.db example.org | ||
| + | forward . /etc/resolv.conf | ||
| + | cache 30 | ||
| + | } | ||
| + | ``` | ||
| + | db.example.com | ||
| + | ``` | ||
| + | $ORIGIN example.org. | ||
| + | @ 3600 IN SOA sns.dns.icann.org. noc.dns.icann.org. ( | ||
| + | 2017042745 ; serial | ||
| + | 7200 ; refresh (2 hours) | ||
| + | 3600 ; retry (1 hour) | ||
| + | 1209600 ; expire (2 weeks) | ||
| + | 3600 ; minimum (1 hour) | ||
| + | ) | ||
| + | |||
| + | 3600 IN NS a.iana-servers.net. | ||
| + | 3600 IN NS b.iana-servers.net. | ||
| + | 3600 IN NS busk.iana-servers.net. | ||
| + | |||
| + | www IN A 127.0.0.1 | ||
| + | IN AAAA ::1 | ||
| + | ``` | ||
Latest revision as of 01:20, 20 October 2020
- https://www.oreilly.com/library/view/learning-coredns/9781492047957/ch01.html
Compile with unbound
Add unbound:github.com/coredns/unbound to plugin.cfg. Do a go generate, followed by make.
- https://coredns.io/plugins/acl/
- https://github.com/coredns/example/blob/master/example.go
- https://github.com/miekg/local/blob/master/local.go
- https://coredns.io/2017/03/01/how-to-add-plugins-to-coredns/
- https://coredns.io/plugins/
- https://coredns.io/manual/toc/
- https://coredns.io/plugins/proxy/
- https://github.com/coredns/coredns/issues/2277
- https://github.com/coredns/rrl
- https://gist.github.com/walm/0d67b4fb2d5daf3edd4fad3e13b162cb
- https://wiki.archlinux.org/index.php/CoreDNS
Golang
- https://medium.com/@openmohan/dns-basics-and-building-simple-dns-server-in-go-6cb8e1cfe461
- https://gist.github.com/walm/0d67b4fb2d5daf3edd4fad3e13b162cb
- https://github.com/openmohan/lightdns
Example coredns.conf
coredns.io:5300 {
file /etc/coredns/zones/coredns.io.db
}
example.io:53 {
errors
log
file /etc/coredns/zones/example.io.db
}
example.net:53 {
file /etc/coredns/zones/example.net.db
}
.:53 {
hosts {
10.0.0.1 example.org
fallthrough
}
# unbound
errors
log
health
# rewrite name foo.example.com foo.default.svc.cluster.local
rewrite name foo.google.com www.google.com
# kubernetes cluster.local 10.0.0.0/24
file /etc/coredns/example.db example.org
forward . /etc/resolv.conf
cache 30
}
db.example.com
$ORIGIN example.org.
@ 3600 IN SOA sns.dns.icann.org. noc.dns.icann.org. (
2017042745 ; serial
7200 ; refresh (2 hours)
3600 ; retry (1 hour)
1209600 ; expire (2 weeks)
3600 ; minimum (1 hour)
)
3600 IN NS a.iana-servers.net.
3600 IN NS b.iana-servers.net.
3600 IN NS busk.iana-servers.net.
www IN A 127.0.0.1
IN AAAA ::1