4.4_logrotate_permissions check failed even if there is no problem

[rush-rush-rush]

4.4_logrotate_permissions [INFO] Working on 4.4_logrotate_permissions
4.4_logrotate_permissions [INFO] [DESCRIPTION] Configure logrotate to assign appropriate permissions.
4.4_logrotate_permissions [INFO] Checking Configuration
4.4_logrotate_permissions [INFO] Performing audit
4.4_logrotate_permissions [ OK ] Logrotate permissions are well configured
4.4_logrotate_permissions [INFO] Applying Hardening
4.4_logrotate_permissions [ KO ] Check failed with unexpected exit code: 1

the return code of grep is 1 if there is no match but "set -e" take exit 1 as an error

Code fix :

--- 4.4_logrotate_permissions.sh.bak    2025-02-27 16:06:03.344288888 +0100
+++ 4.4_logrotate_permissions.sh        2025-02-27 16:06:58.336291461 +0100
@@ -18,7 +18,7 @@
 DESCRIPTION="Configure logrotate to assign appropriate permissions."
 
 FILE="/etc/logrotate.conf"
-PATTERN="^\s*create\s+\S+"
+PATTERN="^[[:space:]]*create[[:space:]]+[^[:space:]]+"
 PERMISSIONS=0640
 
 # This function will be called if the script status is on enabled / audit mode
@@ -42,7 +42,7 @@
         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")
+       RESULT=$(awk -v pattern="$PATTERN" '$0 ~ pattern && !/\s(0)?[0-6][04]0\s/' "$FILE")
         if [[ -n "$RESULT" ]]; then
             warn "Logrotate permissions are not set to $PERMISSIONS, fixing it"
             d_IFS=$IFS

Server : Debian 12