mirror of
https://github.com/ovh/debian-cis.git
synced 2024-11-22 13:37:02 +01:00
85 lines
2.5 KiB
Bash
Executable File
85 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# run-shellcheck
|
|
#
|
|
# CIS Debian Hardening
|
|
#
|
|
|
|
#
|
|
# 4.4 Ensure logrotate assigns approriate permissions (Scored)
|
|
#
|
|
|
|
set -e # One error, it's over
|
|
set -u # One variable unset, it's over
|
|
|
|
# shellcheck disable=2034
|
|
HARDENING_LEVEL=3
|
|
# shellcheck disable=2034
|
|
DESCRIPTION="Configure logrotate to assign appropriate permissions."
|
|
|
|
FILE="/etc/logrotate.conf"
|
|
PATTERN="^\s*create\s+\S+"
|
|
PERMISSIONS=0640
|
|
|
|
# This function will be called if the script status is on enabled / audit mode
|
|
audit() {
|
|
does_pattern_exist_in_file "$FILE" "$PATTERN"
|
|
if [ "$FNRET" != 0 ]; then
|
|
crit "Logrotate permissions are not configured"
|
|
else
|
|
if grep -E "$PATTERN" "$FILE" | grep -E -v "\s(0)?[0-6][04]0\s"; then
|
|
crit "Logrotate permissions are not set to $PERMISSIONS"
|
|
else
|
|
ok "Logrotate permissions are well configured"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# This function will be called if the script status is on enabled mode
|
|
apply() {
|
|
does_pattern_exist_in_file "$FILE" "$PATTERN"
|
|
if [ "$FNRET" != 0 ]; then
|
|
warn "Logrotate permissions are not configured, fixing it"
|
|
add_end_of_file "$FILE" "create $PERMISSIONS root utmp"
|
|
else
|
|
RESULT=$(grep -E "$PATTERN" "$FILE" | grep -E -v "\s(0)?[0-6][04]0\s")
|
|
if [[ -n "$RESULT" ]]; then
|
|
warn "Logrotate permissions are not set to $PERMISSIONS, fixing it"
|
|
d_IFS=$IFS
|
|
c_IFS=$'\n'
|
|
IFS=$c_IFS
|
|
for SOURCE in $RESULT; do
|
|
replace_in_file "$FILE" "$SOURCE" "create $PERMISSIONS root utmp"
|
|
done
|
|
IFS=$d_IFS
|
|
else
|
|
ok "Logrotate permissions are well configured"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# This function will check config parameters required
|
|
check_config() {
|
|
:
|
|
}
|
|
|
|
# Source Root Dir Parameter
|
|
if [ -r /etc/default/cis-hardening ]; then
|
|
# shellcheck source=../../debian/default
|
|
. /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
|
|
# shellcheck source=../../lib/main.sh
|
|
. "$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
|