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unbound: Add some configuration options.

This commit is contained in:
Andrea Dell'Amico 2020-06-17 17:53:11 +02:00
parent 239486756d
commit ee6b7be6a2
2 changed files with 25 additions and 20 deletions
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13
library/roles/unbound-resolver/defaults/main.yml
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@ -27,11 +27,22 @@ unbound_so_sndbuf: 4m
# Faster UDP with multithreading (only on Linux).
unbound_so_reuseport: 'yes'
# with libevent
unbound_outgoing_range: 8192
unbound_num_queries_per_thread: 4096
unbound_max_negative_ttl: 3600
unbound_hide_identity: 'yes'
unbound_hide_version: 'yes'
unbound_qname_minimisation: 'no'
unbound_val_clean_additional: 'yes'
# The following is experimental
unbound_use_caps_for_id: 'no'
unbound_unwanted_reply_threshold: '10000000'
unbound_do_not_query_localhost: 'no'
unbound_rrset_roundrobin: 'yes'
unbound_unblock_lan_zones: 'no'
unbound_do_ipv6: 'yes'
unbound_private_addresses: []
unbound_private_domains: []
# Stub zones

32
library/roles/unbound-resolver/templates/unbound-server.conf
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@ -26,7 +26,7 @@ server:
# more outgoing connections
# depends on number of cores: 1024/cores - 50
outgoing-range: {{ 1024 // unbound_threads - 50 }}
outgoing-range: {{ 1024 * unbound_threads - 50 }}
# Larger socket buffer. OS may need config.
so-rcvbuf: {{ unbound_so_rcvbuf }}
@ -38,24 +38,18 @@ server:
# Faster UDP with multithreading (only on Linux).
so-reuseport: {{ unbound_so_reuseport }}
# with libevent
outgoing-range: {{ unbound_outgoing_range }}
num-queries-per-thread: {{ unbound_num_queries_per_thread }}
hide-identity: yes
hide-version: yes
harden-short-bufsize: yes
harden-large-queries: yes
harden-glue: yes
harden-dnssec-stripped: yes
harden-below-nxdomain: yes
harden-algo-downgrade: yes
qname-minimisation: yes
use-caps-for-id: yes
unwanted-reply-threshold: 10000
do-not-query-localhost: no
prefetch: yes
rrset-roundrobin: yes
minimal-responses: yes
val-clean-additional: yes
num-queries-per-thread: {{ unbound_num_queries_per_thread }}
hide-identity: {{ unbound_hide_identity }}
hide-version: {{ unbound_hide_version }}
qname-minimisation: {{ unbound_qname_minimisation }}
# The following is experimental
use-caps-for-id: {{ unbound_use_caps_for_id }}
unwanted-reply-threshold: {{ unbound_unwanted_reply_threshold }}
do-not-query-localhost: {{ unbound_do_not_query_localhost }}
rrset-roundrobin: {{ unbound_rrset_roundrobin }}
val-clean-additional: {{ unbound_val_clean_additional }}
unblock-lan-zones: {{ unbound_unblock_lan_zones }}
do-ip6: {{ unbound_do_ipv6 }}
#
{% if ansible_service_mgr == 'systemd' %}
use-systemd: yes