mirror of
https://github.com/dnscrypt/dnscrypt-server-docker
synced 2024-11-26 06:13:49 +01:00
103 lines
2.7 KiB
Bash
Executable File
103 lines
2.7 KiB
Bash
Executable File
#! /usr/bin/env bash
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KEYS_DIR="/opt/dnscrypt-wrapper/etc/keys"
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ZONES_DIR="/opt/unbound/etc/unbound/zones"
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reserved=12582912
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availableMemory=$((1024 * $( (grep -F MemAvailable /proc/meminfo || grep -F MemTotal /proc/meminfo) | sed 's/[^0-9]//g' ) ))
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if [ $availableMemory -le $((reserved * 2)) ]; then
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echo "Not enough memory" >&2
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exit 1
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fi
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availableMemory=$((availableMemory - reserved))
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msg_cache_size=$((availableMemory / 3))
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rr_cache_size=$((availableMemory / 3))
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nproc=$(nproc)
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if [ "$nproc" -gt 1 ]; then
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threads=$((nproc - 1))
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else
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threads=1
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fi
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provider_name=$(cat "$KEYS_DIR/provider_name")
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sed \
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-e "s/@MSG_CACHE_SIZE@/${msg_cache_size}/" \
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-e "s/@PROVIDER_NAME@/${provider_name}/" \
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-e "s/@RR_CACHE_SIZE@/${rr_cache_size}/" \
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-e "s/@THREADS@/${threads}/" \
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-e "s#@ZONES_DIR@#${ZONES_DIR}#" \
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> /opt/unbound/etc/unbound/unbound.conf << EOT
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server:
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verbosity: 1
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num-threads: @THREADS@
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interface: 127.0.0.1@553
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so-reuseport: yes
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edns-buffer-size: 1252
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delay-close: 10000
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cache-min-ttl: 60
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cache-max-ttl: 86400
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do-daemonize: no
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username: "_unbound"
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log-queries: no
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hide-version: yes
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identity: "DNSCrypt"
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harden-short-bufsize: yes
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harden-large-queries: yes
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harden-glue: yes
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harden-dnssec-stripped: yes
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harden-below-nxdomain: yes
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harden-referral-path: no
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do-not-query-localhost: no
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prefetch: yes
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prefetch-key: yes
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qname-minimisation: no
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ratelimit: 1000
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rrset-roundrobin: yes
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minimal-responses: yes
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chroot: "/opt/unbound/etc/unbound"
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directory: "/opt/unbound/etc/unbound"
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auto-trust-anchor-file: "var/root.key"
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num-queries-per-thread: 4096
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outgoing-range: 8192
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msg-cache-size: @MSG_CACHE_SIZE@
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rrset-cache-size: @RR_CACHE_SIZE@
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neg-cache-size: 4M
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serve-expired: yes
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access-control: 0.0.0.0/0 allow
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access-control: ::0/0 allow
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local-zone: "belkin." static
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local-zone: "corp." static
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local-zone: "domain." static
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local-zone: "example." static
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local-zone: "home." static
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local-zone: "invalid." static
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local-zone: "lan." static
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local-zone: "local." static
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local-zone: "localdomain." static
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local-zone: "test." static
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local-zone: "@PROVIDER_NAME@." refuse
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include: "@ZONES_DIR@/*.conf"
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remote-control:
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control-enable: yes
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control-interface: 127.0.0.1
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EOT
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mkdir -p /opt/unbound/etc/unbound/dev && \
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cp -a /dev/random /dev/urandom /opt/unbound/etc/unbound/dev/
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mkdir -p -m 700 /opt/unbound/etc/unbound/var && \
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chown _unbound:_unbound /opt/unbound/etc/unbound/var && \
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/opt/unbound/sbin/unbound-anchor -a /opt/unbound/etc/unbound/var/root.key
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if [ ! -f /opt/unbound/etc/unbound/unbound_control.pem ]; then
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/opt/unbound/sbin/unbound-control-setup
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fi
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mkdir -p /opt/unbound/etc/unbound/zones
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exec /opt/unbound/sbin/unbound
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