harbian-audit/lib/main.sh

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LONG_SCRIPT_NAME=$(basename $0)
SCRIPT_NAME=${LONG_SCRIPT_NAME%.sh}
# Variable initialization, to avoid crash
CRITICAL_ERRORS_NUMBER=0 # This will be used to see if a script failed, or passed
NONEXISTENT_NUMBER=0 #This will be used to see if service is exist
status=""
forcedstatus=""
SUDO_CMD=""
[ -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
# Environment Sanitizing
export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
info "Working on $SCRIPT_NAME"
# Arguments parsing
while [[ $# > 0 ]]; do
ARG="$1"
case $ARG in
--audit-all)
debug "Audit all specified, setting status to audit regardless of configuration"
forcedstatus=auditall
;;
--audit)
if [ "$status" != 'disabled' -a "$status" != 'false' ]; then
debug "Audit argument detected, setting status to audit"
forcedstatus=audit
else
info "Audit argument passed but script is disabled"
fi
;;
--sudo)
SUDO_CMD="sudo -n"
;;
*)
debug "Unknown option passed"
;;
esac
shift
done
# Source specific configuration file
if ! [ -r $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg ] ; then
# If it doesn't exist, create it with default values
echo "# Configuration for $SCRIPT_NAME, created from default values on `date`" > $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
# If create_config is a defined function, execute it.
# Otherwise, just disable the test by default.
if type -t create_config | grep -qw function ; then
create_config >> $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
else
echo "status=disabled" >> $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
fi
fi
[ -r $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg ] && . $CIS_ROOT_DIR/etc/conf.d/$SCRIPT_NAME.cfg
# Now check configured value for status, and potential cmdline parameter
if [ "$forcedstatus" = "auditall" ] ; then
# We want to audit even disabled script, so override config value in any case
status=audit
elif [ "$forcedstatus" = "audit" ] ; then
# We want to audit only enabled scripts
if [ "$status" != 'disabled' -a "$status" != 'false' ]; then
debug "Audit argument detected, setting status to audit"
status=audit
else
info "Audit argument passed but script is disabled"
fi
elif [ $NONEXISTENT_NUMBER -gt 0 ]; then
status=nonexistent
fi
if [ -z $status ]; then
crit "Could not find status variable for $SCRIPT_NAME, considered as disabled"
exit 2
fi
case $status in
enabled | true )
info "Checking Configuration"
check_config
info "Performing audit"
audit # Perform audit
info "Applying Hardening"
apply # Perform hardening
;;
audit )
info "Checking Configuration"
check_config
info "Performing audit"
audit # Perform audit
;;
disabled | false )
info "$SCRIPT_NAME is disabled, ignoring"
exit 2 # Means unknown status
;;
nonexistent)
no_entity "Check ${SCRIPT_NAME} Service is nonexistent "
exit 3
;;
*)
warn "Wrong value for status : $status. Must be [ enabled | true | audit | disabled | false ]"
;;
esac
if [ $CRITICAL_ERRORS_NUMBER = 0 ]; then
ok "Check Passed"
exit 0 # Means ok status
else
crit "Check Failed"
exit 1 # Means critical status
fi