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46 lines
1.3 KiB
Bash
46 lines
1.3 KiB
Bash
# Install OpenDKIM.
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#
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# After this, you'll still need to run dns_update to get the DKIM
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# signature in the DNS zones.
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apt-get install -q -y opendkim opendkim-tools
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mkdir -p /etc/opendkim;
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mkdir -p $STORAGE_ROOT/mail/dkim
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echo "127.0.0.1" > /etc/opendkim/TrustedHosts
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if grep -q "ExternalIgnoreList" /etc/opendkim.conf; then
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true; # already done
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else
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cat >> /etc/opendkim.conf << EOF;
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MinimumKeyBits 1024
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ExternalIgnoreList refile:/etc/opendkim/TrustedHosts
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InternalHosts refile:/etc/opendkim/TrustedHosts
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KeyTable refile:/etc/opendkim/KeyTable
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SigningTable refile:/etc/opendkim/SigningTable
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Socket inet:8891@localhost
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RequireSafeKeys false
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EOF
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fi
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# Create a new DKIM key if we don't have one already.
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if [ ! -z "$STORAGE_ROOT/mail/dkim/mail.private" ]; then
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# Should we specify -h rsa-sha256?
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opendkim-genkey -r -s mail -D $STORAGE_ROOT/mail/dkim
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fi
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chown -R opendkim:opendkim $STORAGE_ROOT/mail/dkim
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chmod go-rwx $STORAGE_ROOT/mail/dkim
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# add OpenDKIM as a milter to postfix. Be careful. If we add other milters
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# later, it needs to be concatenated on the smtpd_milters line.
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tools/editconf.py /etc/postfix/main.cf \
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smtpd_milters=inet:127.0.0.1:8891 \
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non_smtpd_milters=\$smtpd_milters \
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milter_default_action=accept
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service opendkim restart
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service postfix restart
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