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@@ -1,8 +1,13 @@
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+#!/bin/bash
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+
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+# Ensure we are up-to-date and have postfix installed
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yum update -y
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yum install postfix -y
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+# Create user for handling mail
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useradd -m -s /sbin/nologin incoming
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+# Remove defaults that may interfere
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sed -i -e 's/^\s*\(inet_interfaces\s*=\)/#\1/' \
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-e 's/^\s*\(mydestination\s*=\)/#\1/' \
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-e 's/^\s*\(mynetworks\s*=\)/#\1/' \
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@@ -10,6 +15,7 @@ sed -i -e 's/^\s*\(inet_interfaces\s*=\)/#\1/' \
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-e 's/^\s*\(alias_maps\s*=\)/#\1/' \
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/etc/postfix/main.cf
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+# Configure postfix
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cat <<EOF >> /etc/postfix/main.cf
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# HOSTING CONFIG FOR EMAIL PARSING
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inet_interfaces = all
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@@ -17,14 +23,18 @@ mynetworks = 127.0.0.1/32
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virtual_alias_maps = regexp:/etc/postfix/virtual_aliases
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virtual_alias_domains = accounts.hosting.com
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home_mailbox = Maildir/
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-smtpd_reject_unlisted_recipient = no
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EOF
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+# Disable ALL bounces
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+sed -i 's/^\(.*\)bounce$/\1discard/' /etc/postfix/master.cf
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+
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+# Write aliases for users we want to handle mail for
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cat <<EOF > /etc/postfix/virtual_aliases
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/^[0-9]+-[0-9]+@accounts\.hosting\.com$/ incoming
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/^support@accounts\.hosting\.com$/ incoming
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EOF
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+# Restart postfix
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systemctl restart postfix
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