templates: warn about image create/restore on disks other than 1

Show a warning when the user selects a partition from a disk >1
in the image update, create or restore views.
Show the complete list of valid partitions from all disk.

ogcp/templates/actions/image_create.html

@@ -12,6 +12,9 @@
 
 {{ macros.cmd_selected_clients(selected_clients) }}
 
+{% set partition_field_id = 'os' %}
+{% include 'partition_warning.html' %}
+
 {{ wtf.quick_form(form,
                   action=url_for('action_image_create'),
                   method='post',

ogcp/templates/actions/image_restore.html

@@ -17,6 +17,9 @@
 
 {{ macros.cmd_selected_clients(selected_clients) }}
 
+{% set partition_field_id = 'partition' %}
+{% include 'partition_warning.html' %}
+
 {{ wtf.quick_form(form,
                   action=url_for('action_image_restore'),
                   method='post',

ogcp/templates/actions/image_update.html

@@ -13,6 +13,9 @@
 
 {{ macros.cmd_selected_clients(selected_clients) }}
 
+{% set partition_field_id = 'os' %}
+{% include 'partition_warning.html' %}
+
 <form  class="form mx-5" method="POST" action="{{ url_for('action_image_update') }}">
     {{ form.hidden_tag() }}
 

ogcp/templates/partition_warning.html

@@ -0,0 +1,30 @@
+<div class="mx-5" id="partition-warning" style="display:none; color:red; font-weight: bold;">
+    {{ _('Warning: You have selected a partition from a disk other than 1. This will be considered for storage only.') }}
+</div>
+
+<script>
+function checkPartition() {
+    var partitionSelect = document.getElementById('{{ partition_field_id }}');
+    var selectedValue = partitionSelect.value;
+    var warningDiv = document.getElementById('partition-warning');
+
+    // Extract the disk_id
+    var diskId = parseInt(selectedValue.split(' ')[0]);
+
+    if (diskId !== 1) {
+        warningDiv.style.display = 'block';
+    } else {
+        warningDiv.style.display = 'none';
+    }
+}
+
+document.addEventListener("DOMContentLoaded", function () {
+    var partitionSelect = document.getElementById('{{ partition_field_id }}');
+    if (partitionSelect) {
+        partitionSelect.addEventListener('change', checkPartition);
+        checkPartition();
+    } else {
+        console.error("Element with ID '{{ partition_field_id }}' not found.");
+    }
+});
+</script>

ogcp/views.py

@@ -1084,8 +1084,6 @@ def action_image_restore():
                 part_id = partition['partition']
                 if part_id == 0:  # This is the disk data, not a partition.
                     continue
-                if disk_id != 1:
-                    continue
                 part_code = partition['code']
                 part_type = PART_TYPE_CODES.get(int(part_code), 'UNKNOWN')
 
@@ -2372,13 +2370,14 @@ def action_image_create():
 
         invalid_part_types = get_invalid_image_partition_types()
 
-        for part in r.json()['partitions'][1:]:
+        for part in r.json()['partitions']:
             part_type = PART_TYPE_CODES.get(int(part.get('code')), 'UNKNOWN')
 
-            if part_type in invalid_part_types:
+            part_id = part['partition']
+            if part_id == 0:  # This is the disk data, not a partition.
                 continue
 
-            if part.get('disk') != 1:
+            if part_type in invalid_part_types:
                 continue
 
             form.os.choices.append(
@@ -2467,15 +2466,16 @@ def action_image_update():
     invalid_part_types = get_invalid_image_partition_types()
 
     part_content = {}
-    for part in r.json()['partitions'][1:]:
+    for part in r.json()['partitions']:
         part_type = PART_TYPE_CODES.get(int(part.get('code')), 'UNKNOWN')
 
+        part_id = part['partition']
+        if part_id == 0:  # This is the disk data, not a partition.
+            continue
+
         if part_type in invalid_part_types:
             continue
 
-        if part.get('disk') != 1:
-                continue
-
         partition_value = f"{part.get('disk')} {part.get('partition')} {part.get('code')}"
         partition_text = f"Disk {part.get('disk')} | Partition {part.get('partition')} "
         f"| {PART_TYPE_CODES.get(part.get('code'), 'UNKNOWN')} "