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dns_*: prevent DoH
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by returning NXDOMAIN for use-application-dns.net
This commit is contained in:
Markus 2020-11-28 23:39:47 +01:00
parent 1c0d2f25d2
commit ebe2eac3a7
2 changed files with 8 additions and 0 deletions
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4
roles/dns_resolver/templates/dnsdist.conf.j2
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@ -13,6 +13,10 @@ newServer({address='127.0.0.1:5353', qps=1, name='localhost'})
addTLSLocal('{{ ansible_default_ipv4.address }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key') addTLSLocal('{{ ansible_default_ipv4.address }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key')
addTLSLocal('{{ ansible_default_ipv6.address }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key') addTLSLocal('{{ ansible_default_ipv6.address }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key')
-- Disable DoH: see https://support.mozilla.org/en-US/kb/canary-domain-use-application-dnsnet
addAction('use-application-dns.net', RCodeAction(DNSRCode.NXDOMAIN))
-- HTTP Endpoint for Prometheus
webserver('0.0.0.0:8053', '{{ prometheus_dnsdist_pass }}', '{{ prometheus_dnsdist_pass }}', {}, '194.156.22.3, 2001:678:ddc::3') webserver('0.0.0.0:8053', '{{ prometheus_dnsdist_pass }}', '{{ prometheus_dnsdist_pass }}', {}, '194.156.22.3, 2001:678:ddc::3')
-- disable security status polling via DNS -- disable security status polling via DNS

4
roles/dns_split/templates/dnsdist.conf.j2
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@ -10,6 +10,10 @@ newServer({address='127.0.0.1:5353', qps=1, name='localhost'})
addTLSLocal('{{ batman_ipv4 | ipaddr('address') }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key') addTLSLocal('{{ batman_ipv4 | ipaddr('address') }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key')
addTLSLocal('{{ batman_ipv6 | ipaddr('address') }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key') addTLSLocal('{{ batman_ipv6 | ipaddr('address') }}', '/etc/dnsdist/{{ ansible_fqdn }}.crt', '/etc/dnsdist/{{ ansible_fqdn }}.key')
-- Disable DoH: see https://support.mozilla.org/en-US/kb/canary-domain-use-application-dnsnet
addAction('use-application-dns.net', RCodeAction(DNSRCode.NXDOMAIN))
-- HTTP Endpoint for Prometheus
webserver('0.0.0.0:8053', '{{ prometheus_dnsdist_pass }}', '{{ prometheus_dnsdist_pass }}', {}, '194.156.22.3, 2001:678:ddc::3') webserver('0.0.0.0:8053', '{{ prometheus_dnsdist_pass }}', '{{ prometheus_dnsdist_pass }}', {}, '194.156.22.3, 2001:678:ddc::3')
-- disable security status polling via DNS -- disable security status polling via DNS