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https://github.com/plausible/hosting.git
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54 lines
1.5 KiB
Bash
54 lines
1.5 KiB
Bash
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#!/bin/sh
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set -e
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CONFDIR=/etc/exim4
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# By default, send email directly to the recipient.
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DC_EXIMCONFIG_CONFIGTYPE="internet"
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# By default, only hosts on the private network can use the smart host (ie,
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# only other containers, not the whole internet); a thin layer of protection
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# in case port 25 is accidentally exposed to the public internet.
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DC_RELAY_NETS="10.0.0.0/8;172.16.0.0/12;192.168.0.0/16"
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# If RELAY_HOST has been set then switch to smart host configuration.
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if [ "x$RELAY_HOST" != "x" ]; then
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DC_EXIMCONFIG_CONFIGTYPE="satellite"
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DC_SMARTHOST="$RELAY_HOST::${RELAY_PORT:-25}"
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if [ "x$RELAY_USERNAME" != "x" ] && [ "x$RELAY_PASSWORD" != "x" ]; then
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printf '%s\n' "*:$RELAY_USERNAME:$RELAY_PASSWORD" > "$CONFDIR/passwd.client"
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fi
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fi
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# Set which hosts can use the smart host.
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if [ "x$RELAY_NETS" != "x" ]; then
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DC_RELAY_NETS="$RELAY_NETS"
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fi
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# Write exim configuration.
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cat << EOF > "$CONFDIR/update-exim4.conf.conf"
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dc_eximconfig_configtype='$DC_EXIMCONFIG_CONFIGTYPE'
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dc_other_hostnames=''
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dc_local_interfaces=''
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dc_readhost=''
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dc_relay_domains=''
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dc_minimaldns='false'
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dc_relay_nets='$DC_RELAY_NETS'
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dc_smarthost='${DC_SMARTHOST:-}'
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CFILEMODE='644'
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dc_use_split_config='false'
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dc_hide_mailname='true'
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dc_mailname_in_oh='true'
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dc_localdelivery='mail_spool'
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EOF
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# Set primary_hostname.
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if [ "x$MAILNAME" != "x" ]; then
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printf '%s\n' "$MAILNAME" > /etc/mailname
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printf '%s\n' "MAIN_HARDCODE_PRIMARY_HOSTNAME=$MAILNAME" >> "$CONFDIR/update-exim4.conf.conf"
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fi
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# Apply exim configuration.
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update-exim4.conf
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exec "$@"
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