sbin/e2guardian-setup-sslmitm: Add script to setup certificates for E2Guardian with SSL-MitM.

1 files changed, 84 insertions, 0 deletions

diff --git a/sbin/e2guardian-setup-sslmitm b/sbin/e2guardian-setup-sslmitm
new file mode 100755
index 0000000..d9a1254
--- /dev/null
+++ b/sbin/e2guardian-setup-sslmitm
@@ -0,0 +1,84 @@
+#!/bin/bash
+
+# Copyright (C) 2018 by Mike Gabriel <mike.gabriel@it-zukunft-schule.de>
+
+# This script is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This script is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the
+# Free Software Foundation, Inc.,
+# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+
+set -e
+
+NULL=""
+E2G_SSLDIR=/etc/e2guardian/ssl/
+
+mkdir -p ${E2G_SSLDIR}
+chmod 0755 ${E2G_SSLDIR}
+chown root:root ${E2G_SSLDIR}
+
+# Create fake CA
+openssl genrsa 4096 > ${E2G_SSLDIR}/ca.key
+chmod o-rwx ${E2G_SSLDIR}/ca.key
+chown root:e2guardian ${E2G_SSLDIR}/ca.key
+
+openssl req -new			\
+            -x509			\
+            -days 3650			\
+            -sha256			\
+            -key ${E2G_SSLDIR}/ca.key	\
+            -out ${E2G_SSLDIR}/ca.crt	\
+            ${NULL}
+
+# Convert to DER format
+openssl x509 -in ${E2G_SSLDIR}/ca.crt	\
+             -outform DER		\
+             -out ${E2G_SSLDIR}/ca.der	\
+             ${NULL}
+
+# create e2guardian's secret key
+openssl genrsa 4096 > ${E2G_SSLDIR}/e2guardian.key
+chmod o-rwx ${E2G_SSLDIR}/e2guardian.key
+chown root:e2guardian ${E2G_SSLDIR}/e2guardian.key
+
+
+# Create generatedcerts dir...
+mkdir -p /var/lib/e2guardian/generatedcerts
+chown e2guardian:e2guardian /var/lib/e2guardian/generatedcerts
+chmod go-rwx /var/lib/e2guardian/generatedcerts -Rfv
+
+echo "###"
+echo "### All preparations done..."
+echo "###"
+echo "### Now read /usr/share/doc/e2guardian/ssl_mitm ..."
+echo "###"
+echo "### and set..."
+echo
+echo "/etc/e2guardian/e2guardian.conf:"
+echo
+echo '```'
+echo "enablessl = on"
+echo "cacertificatepath = '/etc/e2guardian/ssl/ca.crt'"
+echo "caprivatekeypath = '/etc/e2guardian/ssl/ca.key'"
+echo "certprivatekeypath = '/etc/e2guardian/ssl/e2guardian.key'"
+echo "generatedcertpath = '/var/lib/e2guardian/generatedcerts'"
+echo '```'
+echo
+echo "###"
+echo "### and set..."
+echo
+echo "/etc/e2guardian/e2guardianf1.conf:"
+echo
+echo '```'
+echo "sslmitm = on"
+echo '```'
+echo