From 922f28c200e458a944a0f55d3aefd74af457e35e Mon Sep 17 00:00:00 2001
From: Thibault Ayanides <thibault.ayanides@ovhcloud.com>
Date: Wed, 30 Sep 2020 17:03:10 +0200
Subject: [PATCH] 4.2.3_install_syslog-ng

---
 bin/hardening/1.3.1_install_aide.sh        | 62 ++++++++++++++++++++++
 bin/hardening/4.2.3_install_syslog-ng.sh   | 61 +++++++++++++++++++++
 tests/hardening/1.3.1_install_aide.sh      | 10 ++++
 tests/hardening/4.2.3_install_syslog-ng.sh | 10 ++++
 4 files changed, 143 insertions(+)
 create mode 100755 bin/hardening/1.3.1_install_aide.sh
 create mode 100755 bin/hardening/4.2.3_install_syslog-ng.sh
 create mode 100755 tests/hardening/1.3.1_install_aide.sh
 create mode 100755 tests/hardening/4.2.3_install_syslog-ng.sh

diff --git a/bin/hardening/1.3.1_install_aide.sh b/bin/hardening/1.3.1_install_aide.sh
new file mode 100755
index 0000000..36cffe4
--- /dev/null
+++ b/bin/hardening/1.3.1_install_aide.sh
@@ -0,0 +1,62 @@
+#!/bin/bash
+
+#
+# CIS Debian Hardening
+#
+
+#
+# 1.3.1 Ensure AIDE is installed (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+HARDENING_LEVEL=3
+DESCRIPTION="Install AIDE which takes a snapshot of filesystem state (can help toi detect modification on the system)."
+
+PACKAGE='aide'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    is_pkg_installed $PACKAGE
+    if [ $FNRET != 0 ]; then
+        crit "$PACKAGE is not installed!"
+    else
+        ok "$PACKAGE is installed"
+    fi
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+        is_pkg_installed $PACKAGE
+        if [ $FNRET = 0 ]; then
+            ok "$PACKAGE is installed"
+        else
+            crit "$PACKAGE is absent, installing it"
+            apt_install $PACKAGE
+        fi
+        aideinit
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ -r /etc/default/cis-hardening ]; then
+    . /etc/default/cis-hardening
+fi
+if [ -z "$CIS_ROOT_DIR" ]; then
+     echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
+     echo "Cannot source CIS_ROOT_DIR variable, aborting."
+    exit 128
+fi
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
+    . $CIS_ROOT_DIR/lib/main.sh
+else
+    echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
+    exit 128
+fi
\ No newline at end of file
diff --git a/bin/hardening/4.2.3_install_syslog-ng.sh b/bin/hardening/4.2.3_install_syslog-ng.sh
new file mode 100755
index 0000000..bdf6466
--- /dev/null
+++ b/bin/hardening/4.2.3_install_syslog-ng.sh
@@ -0,0 +1,61 @@
+#!/bin/bash
+
+#
+# CIS Debian Hardening
+#
+
+#
+# 4.2.3 Ensure Syslo-ng is installed (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+HARDENING_LEVEL=3
+DESCRIPTION="Install syslog-ng to manage logs"
+
+PACKAGE='syslog-ng'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    is_pkg_installed $PACKAGE
+    if [ $FNRET != 0 ]; then
+        crit "$PACKAGE is not installed!"
+    else
+        ok "$PACKAGE is installed"
+    fi
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+        is_pkg_installed $PACKAGE
+        if [ $FNRET = 0 ]; then
+            ok "$PACKAGE is installed"
+        else
+            crit "$PACKAGE is absent, installing it"
+            apt_install $PACKAGE
+        fi
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ -r /etc/default/cis-hardening ]; then
+    . /etc/default/cis-hardening
+fi
+if [ -z "$CIS_ROOT_DIR" ]; then
+     echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
+     echo "Cannot source CIS_ROOT_DIR variable, aborting."
+    exit 128
+fi
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
+    . $CIS_ROOT_DIR/lib/main.sh
+else
+    echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
+    exit 128
+fi
diff --git a/tests/hardening/1.3.1_install_aide.sh b/tests/hardening/1.3.1_install_aide.sh
new file mode 100755
index 0000000..b333419
--- /dev/null
+++ b/tests/hardening/1.3.1_install_aide.sh
@@ -0,0 +1,10 @@
+# run-shellcheck
+test_audit() {
+    describe Running on blank host
+    register_test retvalshouldbe 0
+    dismiss_count_for_test
+    # shellcheck disable=2154
+    run blank /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
+
+    # TODO fill comprehensive tests
+}
diff --git a/tests/hardening/4.2.3_install_syslog-ng.sh b/tests/hardening/4.2.3_install_syslog-ng.sh
new file mode 100755
index 0000000..b333419
--- /dev/null
+++ b/tests/hardening/4.2.3_install_syslog-ng.sh
@@ -0,0 +1,10 @@
+# run-shellcheck
+test_audit() {
+    describe Running on blank host
+    register_test retvalshouldbe 0
+    dismiss_count_for_test
+    # shellcheck disable=2154
+    run blank /opt/debian-cis/bin/hardening/"${script}".sh --audit-all
+
+    # TODO fill comprehensive tests
+}