mirror of
https://github.com/AuxXxilium/docker-ddns-server.git
synced 2024-11-23 14:50:59 +07:00
52 lines
1.2 KiB
Bash
52 lines
1.2 KiB
Bash
#!/bin/bash
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#[ -z "$DDNS_ADMIN_LOGIN" ] && echo "DDNS_ADMIN_LOGIN not set" && exit 1;
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[ -z "$DDNS_DOMAINS" ] && echo "DDNS_DOMAINS not set" && exit 1;
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[ -z "$DDNS_PARENT_NS" ] && echo "DDNS_PARENT_NS not set" && exit 1;
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[ -z "$DDNS_DEFAULT_TTL" ] && echo "DDNS_DEFAULT_TTL not set" && exit 1;
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DDNS_IP=$(curl icanhazip.com)
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for d in ${DDNS_DOMAINS//,/ }
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do
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if ! grep 'zone "'$d'"' /etc/bind/named.conf > /dev/null
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then
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echo "creating zone...";
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cat >> /etc/bind/named.conf <<EOF
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zone "$d" {
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type master;
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file "$d.zone";
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allow-query { any; };
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allow-transfer { none; };
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allow-update { localhost; };
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};
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EOF
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fi
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if [ ! -f /var/cache/bind/$d.zone ]
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then
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echo "creating zone file..."
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cat > /var/cache/bind/$d.zone <<EOF
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\$ORIGIN .
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\$TTL 86400 ; 1 day
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$d IN SOA ${DDNS_PARENT_NS}. root.${d}. (
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74 ; serial
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3600 ; refresh (1 hour)
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900 ; retry (15 minutes)
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604800 ; expire (1 week)
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86400 ; minimum (1 day)
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)
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NS ${DDNS_PARENT_NS}.
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A ${DDNS_IP}
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\$ORIGIN ${d}.
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\$TTL ${DDNS_DEFAULT_TTL}
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EOF
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fi
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done
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# If /var/cache/bind is a volume, permissions are probably not ok
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chown root:bind /var/cache/bind
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chown bind:bind /var/cache/bind/*
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chmod 770 /var/cache/bind
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chmod 644 /var/cache/bind/*
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