feat: Check shared folder permissions (#1199)

Author: kroese

src/samba.sh

@@ -24,10 +24,11 @@ addShare() {
   local comment="$3"
 
   mkdir -p "$dir" || return 1
+  ls -A "$dir" >/dev/null 2>&1 || return 1
 
   if [ -z "$(ls -A "$dir")" ]; then
 
-    chmod 777 "$dir"
+    chmod 777 "$dir" || return 1
 
     {      echo "--------------------------------------------------------"
             echo " $APP for Docker v$(</run/version)..."
@@ -91,10 +92,17 @@ share="/data"
 [ ! -d "$share" ] && [ -d "/shared" ] && share="/shared"
 [ ! -d "$share" ] && [ -d "$STORAGE/shared" ] && share="$STORAGE/shared"
 
-addShare "$share" "Data" "Shared" || error "Failed to create shared folder!"
+if ! addShare "$share" "Data" "Shared"; then
+  error "Failed to add shared folder '$share'. Please check its permissions." && return 0
+fi
+
+if [ -d "/data2" ]; then
+  addShare "/data2" "Data2" "Shared" || error "Failed to add shared folder '/data2'. Please check its permissions."
+fi
 
-[ -d "/data2" ] && addShare "/data2" "Data2" "Shared"
-[ -d "/data3" ] && addShare "/data3" "Data3" "Shared"
+if [ -d "/data3" ]; then
+  addShare "/data3" "Data3" "Shared" || error "Failed to add shared folder '/data3'. Please check its permissions."
+fi
 
 IFS=',' read -r -a dirs <<< "${SHARES:-}"
 for dir in "${dirs[@]}"; do