From bec0066f5e44f1bcebca24834e69b9338acd4891 Mon Sep 17 00:00:00 2001
From: Petter Reinholdtsen <pere@hungry.com>
Date: Mon, 10 Nov 2014 12:05:28 +0100
Subject: [PATCH] Start on script to set up SMTorP service automatically.

---
 Makefile                  |  6 +++++-
 setup-exim-hidden-service | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 setup-exim-hidden-service

diff --git a/Makefile b/Makefile
index 4f14510..4f81117 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,9 @@
 DESTDIR=
-sysconfdir=/etc
+sysconfdir = /etc
+prefix     = /usr
+libdir     = $(prefix)/lib/exim4-smtorp
 
+INSTALL      = install -m700
 INSTALL_DATA = install -m644
 
 MAKE=make
@@ -12,3 +15,4 @@ install:
 		$(INSTALL_DATA) -D exim4-conf.d/$$f $(DESTDIR)$(sysconfdir)/exim4/conf.d/$$f; \
 	done
 	$(INSTALL_DATA) -D xinetd $(DESTDIR)$(sysconfdir)/xinetd.d/exim4-smtorp
+	$(INSTALL) -D setup-exim-hidden-service $(DESTDIR)$(libdir)/setup-exim-hidden-service
diff --git a/setup-exim-hidden-service b/setup-exim-hidden-service
new file mode 100644
index 0000000..17e2c2e
--- /dev/null
+++ b/setup-exim-hidden-service
@@ -0,0 +1,37 @@
+#!/bin/sh
+#
+# Configure a machine without exim installed as a mail server receiving
+# email using SMTP via Tor.
+
+if dpkg -l exim4-config > /dev/null ; then
+    echo "******************************************************************"
+    echo "* Unable to set up SMTP over Tor, exim4-config already installed *"
+    echo "* Purge the package and try again, or                            *"
+    echo "* run "dpkg-reconfigure exim4-config" to configure manually.     *"
+    echo "******************************************************************"
+    exit 1
+fi
+
+torhsdir=$(awk '/^HiddenServiceDir (.*) *$/ { print $2 }' /etc/tor/torrc)
+if [ -e "$torhsdir/hostname" ] ; then
+   torhsname=$(cat "$torhsdir/hostname")
+else
+    echo "*******************************************************************"
+    echo "* Unable to set up SMTP over TOR.  There is no Tor hidden service *"
+    echo "* name in $torhsdir           *"
+    echo "*******************************************************************"
+    echo "Please add lines like this to /etc/tor/torrc:"
+    echo
+    echo "HiddenServiceDir /var/lib/tor/hidden_service/"
+    echo "HiddenServicePort 25 127.0.0.1:25"
+    exit 1
+fi
+
+cat <<EOF | debconf-set-selections
+exim4-config	exim4/dc_eximconfig_configtype	select	internet site; mail is sent and received directly using SMTP
+exim4-config	exim4/dc_local_interfaces	string	127.0.0.1 ; ::1
+exim4-config	exim4/dc_other_hostnames	string	$torhsname
+exim4-config	exim4/use_split_config	boolean	true
+EOF
+
+DEBIAN_FRONTEND=noninteractive apt-get install -y exim4
-- 
2.47.2