From e51921b1242b40eefd16f29bcc408c6ac0df1619 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Thu, 12 May 2016 11:34:36 +0200
Subject: Add hardening options to our systemd unit files.

---
 .../files/lib/systemd/system/bacula-director.service         | 12 +++++++++++-
 roles/bacula-sd/files/lib/systemd/system/bacula-sd.service   | 10 ++++++++++
 roles/common/files/lib/systemd/system/bacula-fd.service      | 10 ++++++++++
 roles/lists/files/lib/systemd/system/wwsympa.service         |  9 +++++++++
 .../files/lib/systemd/system/munin-cgi-graph.service         |  8 ++++++++
 .../files/lib/systemd/system/munin-cgi-html.service          |  8 ++++++++
 6 files changed, 56 insertions(+), 1 deletion(-)

diff --git a/roles/bacula-dir/files/lib/systemd/system/bacula-director.service b/roles/bacula-dir/files/lib/systemd/system/bacula-director.service
index 7b34c8b..8f952c6 100644
--- a/roles/bacula-dir/files/lib/systemd/system/bacula-director.service
+++ b/roles/bacula-dir/files/lib/systemd/system/bacula-director.service
@@ -7,8 +7,18 @@ Type=forking
 PIDFile=/var/run/bacula/bacula-dir.9101.pid
 StandardOutput=syslog
 User=bacula
-Group=tape
+Group=bacula
 ExecStart=/usr/sbin/bacula-dir -c /etc/bacula/bacula-dir.conf
 
+# Hardening
+NoNewPrivileges=yes
+PrivateDevices=yes
+ProtectHome=yes
+ProtectSystem=full
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/var/lib/bacula
+ReadWriteDirectories=-/var/log/bacula
+ReadWriteDirectories=-/var/run/bacula
+
 [Install]
 WantedBy=multi-user.target
diff --git a/roles/bacula-sd/files/lib/systemd/system/bacula-sd.service b/roles/bacula-sd/files/lib/systemd/system/bacula-sd.service
index 4c3f81d..ca147a7 100644
--- a/roles/bacula-sd/files/lib/systemd/system/bacula-sd.service
+++ b/roles/bacula-sd/files/lib/systemd/system/bacula-sd.service
@@ -10,5 +10,15 @@ User=bacula
 Group=tape
 ExecStart=/usr/sbin/bacula-sd -c /etc/bacula/bacula-sd.conf
 
+# Hardening
+NoNewPrivileges=yes
+PrivateDevices=yes
+ProtectHome=yes
+ProtectSystem=full
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/var/lib/bacula
+ReadWriteDirectories=-/var/run/bacula
+ReadWriteDirectories=/mnt/backup/bacula
+
 [Install]
 WantedBy=multi-user.target
diff --git a/roles/common/files/lib/systemd/system/bacula-fd.service b/roles/common/files/lib/systemd/system/bacula-fd.service
index 6e2bbd4..07bd2e5 100644
--- a/roles/common/files/lib/systemd/system/bacula-fd.service
+++ b/roles/common/files/lib/systemd/system/bacula-fd.service
@@ -8,5 +8,15 @@ PIDFile=/var/run/bacula/bacula-fd.9112.pid
 StandardOutput=syslog
 ExecStart=/usr/sbin/bacula-fd -c /etc/bacula/bacula-fd.conf
 
+# Hardening
+NoNewPrivileges=yes
+PrivateDevices=yes
+ProtectHome=read-only
+ProtectSystem=full
+PrivateTmp=yes
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/var/lib
+ReadWriteDirectories=-/var/run/bacula
+
 [Install]
 WantedBy=multi-user.target
diff --git a/roles/lists/files/lib/systemd/system/wwsympa.service b/roles/lists/files/lib/systemd/system/wwsympa.service
index ea2a78f..b525145 100644
--- a/roles/lists/files/lib/systemd/system/wwsympa.service
+++ b/roles/lists/files/lib/systemd/system/wwsympa.service
@@ -10,5 +10,14 @@ User=sympa
 Group=sympa
 ExecStart=/usr/lib/cgi-bin/sympa/wwsympa.fcgi
 
+# Hardening
+NoNewPrivileges=yes
+PrivateDevices=yes
+ProtectHome=yes
+ProtectSystem=full
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/var/lib/sympa
+ReadWriteDirectories=-/var/run/sympa
+
 [Install]
 WantedBy=multi-user.target
diff --git a/roles/munin-master/files/lib/systemd/system/munin-cgi-graph.service b/roles/munin-master/files/lib/systemd/system/munin-cgi-graph.service
index 9e4d820..99aca7a 100644
--- a/roles/munin-master/files/lib/systemd/system/munin-cgi-graph.service
+++ b/roles/munin-master/files/lib/systemd/system/munin-cgi-graph.service
@@ -10,5 +10,13 @@ User=www-data
 Group=munin
 ExecStart=/usr/lib/munin/cgi/munin-cgi-graph
 
+# Hardening
+NoNewPrivileges=yes
+PrivateDevices=yes
+ProtectHome=yes
+ProtectSystem=full
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/var/log/munin
+
 [Install]
 WantedBy=multi-user.target
diff --git a/roles/munin-master/files/lib/systemd/system/munin-cgi-html.service b/roles/munin-master/files/lib/systemd/system/munin-cgi-html.service
index 11a7470..119d3a2 100644
--- a/roles/munin-master/files/lib/systemd/system/munin-cgi-html.service
+++ b/roles/munin-master/files/lib/systemd/system/munin-cgi-html.service
@@ -10,5 +10,13 @@ User=www-data
 Group=munin
 ExecStart=/usr/lib/munin/cgi/munin-cgi-html
 
+# Hardening
+NoNewPrivileges=yes
+PrivateDevices=yes
+ProtectHome=yes
+ProtectSystem=full
+ReadOnlyDirectories=/
+ReadWriteDirectories=-/var/log/munin
+
 [Install]
 WantedBy=multi-user.target
-- 
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