Example flavour for using nullmailer as sendmail-replacement inside a jail, routing outgoing mail over an extern mailserver.

4 files changed, 42 insertions, 0 deletions

diff --git a/examples/nullmailer-example/etc/mail/mailer.conf b/examples/nullmailer-example/etc/mail/mailer.conf
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+# replace sendmail with nullmailer
+sendmail        /usr/local/libexec/nullmailer/sendmail
+send-mail       /usr/local/libexec/nullmailer/sendmail
+mailq           /usr/local/libexec/nullmailer/mailq
diff --git a/examples/nullmailer-example/etc/rc.conf b/examples/nullmailer-example/etc/rc.conf
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+# Pretuned by German Engineers
+
+# No network interfaces in jails
+network_interfaces=""
+
+# Prevent rpc
+rpcbind_enable="NO"
+
+# Prevent loads of jails doing their cron jobs at the same time
+cron_flags="$cron_flags -J 15"
+
+# Prevent syslog to open sockets
+syslogd_flags="-ss"
+
+# Prevent sendmail to try to connect to localhost
+sendmail_enable="NO"
+sendmail_submit_enable="NO"
+sendmail_outbound_enable="NO"
+sendmail_msp_queue_enable="NO"
+
+# Bring up sshd, it takes some time and uses some entropy on first startup
+# sshd_enable="YES"
+
+# Enable nullmailer for external mail delivery
+nullmailer_enable="YES"
+
diff --git a/examples/nullmailer-example/ezjail.flavour b/examples/nullmailer-example/ezjail.flavour
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+++ b/examples/nullmailer-example/ezjail.flavour
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+#!/bin/sh
+#
+# BEFORE: DAEMON
+#
+# ezjail flavour example
+
+# install nullmailer port
+cd /usr/ports/mail/nullmailer
+yes | make install
+hostname > /usr/local/etc/nullmailer/me
diff --git a/examples/nullmailer-example/usr/local/etc/nullmailer/remotes b/examples/nullmailer-example/usr/local/etc/nullmailer/remotes
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+++ b/examples/nullmailer-example/usr/local/etc/nullmailer/remotes
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+# example smtp route
+# 127.0.0.1 smtp