IMP(shfmt): add shell formatter

bin/hardening/6.2.18_check_duplicate_username.sh

@@ -20,26 +20,26 @@ DESCRIPTION="There is no duplicate usernames."
 ERRORS=0
 
 # This function will be called if the script status is on enabled / audit mode
-audit () {
-    RESULT=$(get_db passwd | cut -f1 -d":" | sort -n | uniq -c | awk {'print $1":"$2'} )
-    for LINE in $RESULT; do 
+audit() {
+    RESULT=$(get_db passwd | cut -f1 -d":" | sort -n | uniq -c | awk {'print $1":"$2'})
+    for LINE in $RESULT; do
         debug "Working on line $LINE"
-        OCC_NUMBER=$(awk -F: {'print $1'} <<< $LINE)
-        USERNAME=$(awk -F: {'print $2'} <<< $LINE) 
+        OCC_NUMBER=$(awk -F: {'print $1'} <<<$LINE)
+        USERNAME=$(awk -F: {'print $2'} <<<$LINE)
         if [ $OCC_NUMBER -gt 1 ]; then
             USERS=$(awk -F: '($3 == n) { print $1 }' n=$USERNAME /etc/passwd | xargs)
-            ERRORS=$((ERRORS+1))
+            ERRORS=$((ERRORS + 1))
             crit "Duplicate username $USERNAME"
         fi
-    done 
+    done
 
     if [ $ERRORS = 0 ]; then
         ok "No duplicate usernames"
-    fi 
+    fi
 }
 
 # This function will be called if the script status is on enabled mode
-apply () {
+apply() {
     info "Editing automatically username may seriously harm your system, report only here"
 }
 
@@ -50,18 +50,18 @@ check_config() {
 
 # Source Root Dir Parameter
 if [ -r /etc/default/cis-hardening ]; then
-# shellcheck source=../../debian/default
+    # 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."
+    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 "$CIS_ROOT_DIR"/lib/main.sh ]; then
-# shellcheck source=../../lib/main.sh
+    # shellcheck source=../../lib/main.sh
     . "$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"