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skeleton

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This commit is contained in:
thibault.dewailly 2016-04-01 16:48:31 +02:00
parent d76cf94b18
commit bffc14a8da
10 changed files with 145 additions and 124 deletions
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1
README
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@ -1 +1,2 @@
# CIS Debian 7 Hardening git repository
# This is the code base which will be used to fill CIS hardening requirements

46
bin/hardening/1.1_Install_Updates.sh Normal file → Executable file
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@ -5,7 +5,7 @@
#
#
# Hardening script skeleton replace this line with proper point treated
# 1.1 Install Updates, Patches and Additional Security Software (Not Scored)
#
set -e # One error, it's over
@ -21,11 +21,12 @@ apply () {
:
}
# Environment Sanitizing
export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ ! -r /etc/default/cis-hardenning ]; then
echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
exit 128
@ -36,39 +37,4 @@ else
fi
fi
LONG_SCRIPT_NAME=$(basename $0)
SCRIPT_NAME=${LONG_SCRIPT_NAME%.sh}
# Variable initialization, to avoid crash
status=""
params=""
[ -r $CIS_ROOT_DIR/lib/constants.sh ] && . $CIS_ROOT_DIR/lib/constants.sh
[ -r $CIS_ROOT_DIR/lib/utils.sh ] && . $CIS_ROOT_DIR/lib/utils.sh
[ -r $CIS_ROOT_DIR/lib/common.sh ] && . $CIS_ROOT_DIR/lib/common.sh
# Source general configuration file and Specific configuration file if exist
[ -r $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg ] && . $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
logger "Working on $SCRIPT_NAME"
if [ -z $status ]; then
logger "Could not find status variable for $SCRIPT_NAME, considered as disabled"
exit 0
fi
case $status in
enabled | true )
audit $params # Perform audit
apply $params # Perform hardening
;;
audit )
audit $params # Perform audit
;;
disabled | false )
logger "$SCRIPT_NAME is disabled, ignoring"
;;
*)
logger "Wrong value for status : $status. Must be [ enabled | true | audit | disabled | false ]"
;;
esac
[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

1
etc/conf.d/.gitignore vendored
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@ -1 +0,0 @@
*.cfg

2
etc/conf.d/1.1_Install_Updates.cfg Normal file
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@ -0,0 +1,2 @@
# Configuration for script of same name
status=disabled

4
etc/hardening.cfg
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@ -1,5 +1,5 @@
# CIS Debian 7 Hardening
# Main Configuration File, put here global variables
# Valid values are verbose info warning error
LOGLEVEL=verbose
# Valid values are debug info warning error
LOGLEVEL=debug

49
lib/common.sh
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@ -1,7 +1,50 @@
# CIS Debian 7 Hardening common functions
logger() {
# Logging functions
case $LOGLEVEL in
error )
MACHINE_LOG_LEVEL=1
;;
warning )
MACHINE_LOG_LEVEL=2
;;
info )
MACHINE_LOG_LEVEL=3
;;
debug )
MACHINE_LOG_LEVEL=4
;;
*)
MACHINE_LOG_LEVEL=3 ## Default loglevel value to info
esac
_logger() {
COLOR=$1
shift
test -z "$SCRIPT_NAME" && SCRIPT_NAME=$(basename $0)
/usr/bin/logger -i -t "$SCRIPT_NAME" -p "user.info" "$*"
test -t 1 && echo "$*"
/usr/bin/logger -t "[CIS_Hardening] $SCRIPT_NAME" -p "user.info" "$*"
test -t 1 && cecho $COLOR "$SCRIPT_NAME $*"
}
cecho () {
COLOR=$1
shift
echo -e "${COLOR}$*${NC}"
}
info () {
[ $MACHINE_LOG_LEVEL -ge 3 ] && _logger $BWHITE "[INFO] $*"
}
warn () {
[ $MACHINE_LOG_LEVEL -ge 2 ] && _logger $BYELLOW "[WARN] $*"
}
crit () {
[ $MACHINE_LOG_LEVEL -ge 1 ] && _logger $BRED "[ KO ] $*"
}
debug () {
[ $MACHINE_LOG_LEVEL -ge 4 ] && _logger $GRAY "[DBG ] $*"
}

10
lib/constants.sh
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@ -21,13 +21,15 @@
# Reset Color (for syslog)
NC='\033[0m'
WHITE='\033[0m'
# Colors
RED='\033[1;31m'
GREEN='\033[1;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
GRAY='\033[0;40m' # Gray
# Bold
BRED='\033[1;31m' # Red
BGREEN='\033[1;32m' # Green
BYELLOW='\033[1;33m' # Yellow
BWHITE='\033[1;37m' # White

41
lib/main.sh Normal file
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@ -0,0 +1,41 @@
LONG_SCRIPT_NAME=$(basename $0)
SCRIPT_NAME=${LONG_SCRIPT_NAME%.sh}
# Variable initialization, to avoid crash
status=""
[ -r $CIS_ROOT_DIR/lib/constants.sh ] && . $CIS_ROOT_DIR/lib/constants.sh
[ -r $CIS_ROOT_DIR/etc/hardening.cfg ] && . $CIS_ROOT_DIR/etc/hardening.cfg
[ -r $CIS_ROOT_DIR/lib/common.sh ] && . $CIS_ROOT_DIR/lib/common.sh
[ -r $CIS_ROOT_DIR/lib/utils.sh ] && . $CIS_ROOT_DIR/lib/utils.sh
# Source specific configuration file
[ -r $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg ] && . $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
# Environment Sanitizing
export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
info "Working on $SCRIPT_NAME"
if [ -z $status ]; then
crit "Could not find status variable for $SCRIPT_NAME, considered as disabled"
exit 0
fi
case $status in
enabled | true )
info "Performing audit"
audit # Perform audit
info "Applying Hardening"
apply # Perform hardening
;;
audit )
info "Performing audit"
audit # Perform audit
;;
disabled | false )
info "$SCRIPT_NAME is disabled, ignoring"
;;
*)
warn "Wrong value for status : $status. Must be [ enabled | true | audit | disabled | false ]"
;;
esac

41
src/skel Normal file
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@ -0,0 +1,41 @@
#!/bin/bash
#
# CIS Debian 7 Hardening
#
#
# Hardening script skeleton replace this line with proper point treated
#
set -e # One error, it's over
set -u # One variable unset, it's over
# This function will be called if the script status is on enabled / audit mode
audit () {
:
}
# This function will be called if the script status is on enabled mode
apply () {
:
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ ! -r /etc/default/cis-hardenning ]; then
echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
exit 128
else
. /etc/default/cis-hardenning
if [ -z $CIS_ROOT_DIR ]; then
echo "No CIS_ROOT_DIR variable, aborting"
fi
fi
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

74
src/skel.sh
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@ -1,74 +0,0 @@
#!/bin/bash
#
# CIS Debian 7 Hardening
#
#
# Hardening script skeleton replace this line with proper point treated
#
set -e # One error, it's over
set -u # One variable unset, it's over
# This function will be called if the script status is on enabled / audit mode
audit () {
:
}
# This function will be called if the script status is on enabled mode
apply () {
:
}
# Environment Sanitizing
export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
# Source Root Dir Parameter
if [ ! -r /etc/default/cis-hardenning ]; then
echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
exit 128
else
. /etc/default/cis-hardenning
if [ -z $CIS_ROOT_DIR ]; then
echo "No CIS_ROOT_DIR variable, aborting"
fi
fi
LONG_SCRIPT_NAME=$(basename $0)
SCRIPT_NAME=${LONG_SCRIPT_NAME%.sh}
# Variable initialization, to avoid crash
status=""
params=""
[ -r $CIS_ROOT_DIR/lib/constants.sh ] && . $CIS_ROOT_DIR/lib/constants.sh
[ -r $CIS_ROOT_DIR/lib/utils.sh ] && . $CIS_ROOT_DIR/lib/utils.sh
[ -r $CIS_ROOT_DIR/lib/common.sh ] && . $CIS_ROOT_DIR/lib/common.sh
[ -r $CIS_ROOT_DIR/etc/hardening.cfg ] && . $CIS_ROOT_DIR/etc/hardening.cfg
# Source general configuration file and Specific configuration file if exist
[ -r $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg ] && . $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
logger "Working on $SCRIPT_NAME"
if [ -z $status ]; then
logger "Could not find status variable for $SCRIPT_NAME, considered as disabled"
exit 0
fi
case $status in
enabled | true )
audit $params # Perform audit
apply $params # Perform hardening
;;
audit )
audit $params # Perform audit
;;
disabled | false )
logger "$SCRIPT_NAME is disabled, ignoring"
;;
*)
logger "Wrong value for status : $status. Must be [ enabled | true | audit | disabled | false ]"
;;
esac