webvirtcloud/storages/templates/storage.html

{% extends "base.html" %}
{% load i18n %}
{% load operations %}
{% load static %}
{% load bootstrap_icons %}
{% block title %}{{ compute }} - {% trans "Storage" %}: {{ pool }}{% endblock %}
{% block style %}
    <link rel="stylesheet" href="{% static "css/sortable-theme-bootstrap.css" %}"/>
{% endblock %}

{% block page_heading %}{{ compute }} - {% trans "Storage" %}: {{ pool }}{% endblock page_heading %}

{% block page_heading_extra %}{% include 'create_stg_vol_block.html' %}{% endblock page_heading_extra %}

{% block content %}
    <div id="job-panel" aria-live="polite"></div>
    <div class="row">
        <div class="col-lg-12">
            
            <ol class="breadcrumb shadow-sm">
               <li class="breadcrumb-item">
                    <a href="{% url 'overview' compute.id %}">{% bs_icon 'laptop' %}  {% trans "Overview" %}</a>
                </li>
                <li class="breadcrumb-item">
                    <a href="{% url 'instances' compute.id %}">{% bs_icon 'server' %}  {% trans "Instances" %}</a>
                </li>
                <li class="breadcrumb-item">
                    <a href="{% url 'storages' compute.id %}">{% bs_icon 'device-hdd' %}  {% trans "Storages" %}</a>
                </li>
                <li class="breadcrumb-item">
                    <a href="{% url 'networks' compute.id %}">{% bs_icon 'hdd-network' %}  {% trans "Networks" %}</a>
                </li>
                <li class="breadcrumb-item">
                    <a href="{% url 'interfaces' compute.id %}">{% bs_icon 'wifi' %}  {% trans "Interfaces" %}</a>
                </li>
                <li class="breadcrumb-item">
                    <a href="{% url 'nwfilters' compute.id %}">{% bs_icon 'filter' %}  {% trans "NWFilters" %}</a>
                </li>
                <li class="breadcrumb-item">
                    <a href="{% url 'virtsecrets' compute.id %}">{% bs_icon 'key' %}  {% trans "Secrets" %}</a>
                </li>
            </ol>
        </div>
    </div>
    <div class="row">
        <div class="col-lg-12">
            <dl class="row">
                <dt class="col-6">{% trans "Pool name" %}</dt>
                <dd class="col-6">{{ pool }}</dd>
                <dt class="col-6">{% trans "Pool type" %}</dt>
                <dd class="col-6">{% if not type %}{% trans "None" %}{% else %}{{ type }}{% endif %}</dd>
                <dt class="col-6">{% trans "Pool path" %}</dt>
                <dd class="col-6">{% if not path %}{% trans "None" %}{% else %}{{ path }}{% endif %}</dd>
                <dt class="col-6">{% trans "Pool status" %}</dt>
                <dd class="col-6">{% if not status %}{% trans "None" %}{% else %}{{ status }}{% endif %}</dd>
                <dt class="col-6">{% trans "Size" %} </dt>
                <dd class="col-6">{{size|filesizeformat }}</dd>
                <dt class="col-6">{% trans "Usage" %} ({{ percent }}%)</dt>
                <dd class="col-6">{{ used|filesizeformat }}</dd>
                <dt class="col-6">{% trans "State" %}</dt>
                <dd class="col-6">
                    <form action="" method="post" role="form" aria-label="Storage start/stop form" class="confirm-form">{% csrf_token %}
                        {% if state == 0 %}
                            <input type="submit" class="btn btn-sm btn-secondary" name="start" value="{% trans "Start" %}">
                            <input type="submit" class="btn btn-sm btn-danger" name="delete" value="{% trans "Delete" %}">
                        {% else %}
                            <input type="submit" class="btn btn-sm btn-secondary" name="stop" value="{% trans "Stop" %}">
                        {% endif %}
                    </form>
                </dd>
                <dt class="col-6">{% trans "Autostart" %}</dt>
                <dd class="col-6">
                    <form action="" method="post" role="form" aria-label="Storage disable/enable autostart form" class="confirm-form">{% csrf_token %}
                    {% if autostart == 0 %}
                        <input type="submit" class="btn btn-sm btn-secondary" name="set_autostart"
                                value="{% trans "Enable" %}">
                        {% else %}
                        <input type="submit" class="btn btn-sm btn-secondary" name="unset_autostart"
                                value="{% trans "Disable" %}">
                    {% endif %}
                </form>
                </dd>
            </dl>
        </div>
    </div>

    
    {% if state %}
        <div>
            {% include 'search_block.html' %}
            <h5 class="page-header">{% trans "Volumes" %}</h5>
        </div>
        {% if volumes  %}
            <div class="table-responsive">
                <table class="table table-hover sortable-theme-bootstrap" data-sortable>
                    <thead>
                    <tr>
                        <th scope="col">#</th>
                        <th scope="col">{% trans "Name" %}</th>
                        <th scope="col">{% trans "Allocated" %}</th>
                        <th scope="col">{% trans "Size" %}</th>
                        <th scope="col">{% trans "Format" %}</th>
                        <th scope="colgroup" data-sortable="false" colspan="2">{% trans "Action" %}</th>
                    </tr>
                    </thead>
                    <tbody class="searchable">
                    {% for volume in volumes %}
                    <tr>
                        <td>{{ forloop.counter }}</td>
                        <td>{{ volume.name|truncatechars:55 }}</td>
                        <td>{{ volume.allocation|filesizeformat }}</td>
                        <td>{{ volume.size|filesizeformat }}</td>
                        <td>{{ volume.type }}</td>
                        <td>
                            <!-- Modal Clone -->
                            <div class="modal fade" id="Clone{{ forloop.counter }}" tabindex="-1" role="dialog"
                                    aria-labelledby="addHostLabel" aria-hidden="true">
                                <div class="modal-dialog">
                                    <div class="modal-content">
                                        <div class="modal-header">
                                            <h5 class="modal-title">{% trans "Clone image" %} <span class="text-danger">{{ volume.name }}</span></h5>
                                            <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                                        </div>
                                        <form method="post" role="form" aria-label="Clone image file form">{% csrf_token %}{% submission_key %}
                                            <div class="modal-body">
                                                <div class="row">
                                                    <label class="col-sm-3 col-form-label">{% trans "Name" %}</label>
                                                    <div class="col-sm-6">
                                                        <input type="text" class="form-control" name="name" placeholder="{% trans "Name" %}" required pattern="[a-zA-Z0-9\.\-_]+">
                                                        <input type="hidden" name="image" value="{{ volume.name }}">
                                                    </div>
                                                </div>
                                                <div class="row" id="image_format">
                                                    <label class="col-sm-3 col-form-label" for="clone{{ forloop.counter }}_convert">{% trans "Convert" %}</label>
                                                    <div class="col-sm-6">
                                                        <input class="volume-convert" type="checkbox" name="convert" value="true" id="clone{{ forloop.counter }}_convert">
                                                    </div>
                                                </div>
                                                <div class="row format-convert">
                                                    <label class="col-sm-3 col-form-label">{% trans "Format" %}</label>
                                                    <div class="col-sm-6">
                                                        <select name="format" class="form-select image-format">
                                                            <option value="raw">{% trans "raw" %}</option>
                                                            <option value="qcow">{% trans "qcow" %}</option>
                                                            <option value="qcow2">{% trans "qcow2" %}</option>
                                                        </select>
                                                    </div>
                                                </div>
                                                <div class="row meta-prealloc" style="display: none;">
                                                    <label class="col-sm-3 col-form-label">{% trans "Metadata" %}</label>
                                                    <div class="col-sm-6">
                                                        <input type="checkbox" name="meta_prealloc" value="true">
                                                    </div>
                                                </div>
                                            </div>
                                            <div class="modal-footer">
                                                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans "Close" %}</button>
                                                <button type="submit" class="btn btn-primary" name="cln_volume">{% trans "Clone" %}</button>
                                            </div>
                                        </form>
                                    </div> <!-- /.modal-content -->
                                </div> <!-- /.modal-dialog -->
                            </div> <!-- /.modal -->
                            {% if volume.type != "iso" %}
                                <button class="btn btn-sm btn-secondary" data-bs-toggle="modal" data-bs-target="#Clone{{ forloop.counter }}" title="{% trans "Clone" %}">
                                    {% bs_icon 'files' %}
                                </button>
                            {% else %}
                                <button class="btn btn-sm btn-secondary disabled">
                                    {% bs_icon 'files' %}
                                </button>
                            {% endif %}
                        </td>
                        <td>
                            <form action="" method="post" role="form" aria-label="Delete volume form" class="confirm-form">{% csrf_token %}
                                <input type="hidden" name="volname" value="{{ volume.name }}">
                                <button type="submit" class="btn btn-sm btn-secondary" name="del_volume" title="{% trans "Delete" %}">
                                    {% bs_icon 'trash' %}
                                </button>
                            </form>
                        </td>
                    </tr>
                    {% endfor %}
                    </tbody>
                </table>
            </div>
        {% else %}
            <div class="col-lg-12">
                <div class="alert alert-warning shadow-sm">
                    {% bs_icon 'exclamation-triangle' %}  <strong>{% trans "Warning" %}:</strong> {% trans "Hypervisor doesn't have any Volumes" %}
                </div>
            </div>
        {% endif %}
    {% endif %}

{% endblock %}
{% block script %}
    <script src="{% static 'js/poll.js' %}"></script>
    {% job_panel_script job_resource %}
    <script src="{% static 'js/sortable.min.js' %}"></script>
    <script src="{% static 'js/filter-table.js' %}"></script>
    <script>
        $('.format-convert').hide();
        $(document).on('change', '.volume-convert', function () {
            if ($(this).prop('checked')) {
                $('.format-convert').show();
                if ($('.image-format').val() == 'qcow2') {
                    $('.meta-prealloc').show();
                }
            } else {
                $('.format-convert').hide();
                $('.meta-prealloc').hide();
            }
        });
        $(document).on('change', '.image-format', function () {
            if ($(this).val() == "qcow2") {
                $('.meta-prealloc').show();
            } else {
                $('.meta-prealloc').hide();
            }
        });

        $(document).ready(function() {
            $('.confirm-form').on('submit', function(e) {
                if (!confirm('{% trans "Are you sure?"|escapejs %}')) {
                    e.preventDefault();
                }
            });

            var pendingUpload = null;
            var uploadInProgress = false;
            // the browser sends the file: leaving the page stops the upload
            window.addEventListener('beforeunload', function(e) {
                if (uploadInProgress) { e.preventDefault(); e.returnValue = ''; }
            });
            $('#isoUploadForm').on('submit', function(e) {
                e.preventDefault();
                if (uploadInProgress) return;

                var fileInput = $('#id_file')[0];
                if (fileInput.files.length === 0) {
                    alert("{% trans 'Please select a file to upload.'|escapejs %}");
                    return;
                }

                var file = fileInput.files[0];
                var fileName = file.name;
                var errorMessage = $('#upload-error-message');
                if (!/\.iso$/i.test(fileName) || fileName.length <= 4) {
                    errorMessage.text("{% trans 'Only .iso files can be uploaded.'|escapejs %}").show();
                    return;
                }
                if (file.size === 0) {
                    alert("{% trans 'The selected file is empty.'|escapejs %}");
                    return;
                }
                var chunkSize = 32 * 1024 * 1024; // Fewer SSH connections per upload
                var totalChunks = Math.ceil(file.size / chunkSize);
                var fileSignature = [fileName, file.size, file.lastModified].join(':');
                if (!pendingUpload || pendingUpload.signature !== fileSignature) {
                    pendingUpload = {
                        signature: fileSignature,
                        chunkIndex: 0,
                        uploadId: (window.crypto && window.crypto.randomUUID) ? window.crypto.randomUUID() : (Date.now() + '-' + Math.random().toString(36).substring(2, 10))
                    };
                }
                var chunkIndex = pendingUpload.chunkIndex;
                var uploadId = pendingUpload.uploadId;
                var retryCount = 0;
                uploadInProgress = true;

                var uploadDialog = bootstrap.Modal.getOrCreateInstance(document.getElementById('IsoUpload'));
                var uploadStatus = $('#upload-status');
                var uploadStatusText = $('#upload-status-text');
                var uploadButton = $('#isoUploadForm button[type="submit"]');

                errorMessage.hide();
                uploadStatusText.text("{% trans 'Starting upload...'|escapejs %}");
                uploadStatus.removeClass('d-none').addClass('d-flex');
                uploadButton.prop('disabled', true);

                function uploadChunk() {
                    if (chunkIndex >= totalChunks) {
                        return;
                    }

                    var start = chunkIndex * chunkSize;
                    var end = Math.min(start + chunkSize, file.size);
                    var chunk = file.slice(start, end);

                    var formData = new FormData();
                    formData.append('file', chunk, fileName);
                    formData.append('file_name', fileName);
                    formData.append('chunk_index', chunkIndex);
                    formData.append('total_chunks', totalChunks);
                    formData.append('file_size', file.size);
                    formData.append('upload_id', uploadId);
                    formData.append('iso_upload', 'true');
                    formData.append('csrfmiddlewaretoken', '{{ csrf_token }}');

                    $.ajax({
                        url: "{% url 'storage' compute.id pool %}",
                        type: 'POST',
                        data: formData,
                        processData: false,
                        contentType: false,
                        success: function(data) {
                            if (chunkIndex === 0) {
                                // the job panel follows the upload from here
                                window.resourceJobPanel.track(data.job);
                                uploadStatusText.text("{% trans 'Uploading; the job panel shows its progress. Stay on this page until it ends.'|escapejs %}");
                                uploadDialog.hide();
                            }
                            retryCount = 0;
                            chunkIndex++;
                            pendingUpload.chunkIndex = chunkIndex;

                            if (chunkIndex < totalChunks) {
                                uploadChunk();
                            } else {
                                pendingUpload = null;
                                uploadInProgress = false;
                                uploadStatus.removeClass('d-flex').addClass('d-none');
                                uploadButton.prop('disabled', false);
                            }
                        },
                        error: function(jqXHR, textStatus, errorThrown) {
                            if ((jqXHR.status === 0 || jqXHR.status === 429 || jqXHR.status >= 500) && retryCount < 3) {
                                retryCount++;
                                uploadStatusText.text("{% trans 'Retrying upload...'|escapejs %}");
                                setTimeout(uploadChunk, 1000 * Math.pow(2, retryCount - 1));
                                return;
                            }
                            uploadInProgress = false;
                            uploadStatus.removeClass('d-flex').addClass('d-none');
                            uploadButton.prop('disabled', false);
                            if (jqXHR.status >= 400 && jqXHR.status < 500 && jqXHR.status !== 429) {
                                pendingUpload = null;
                            }
                            var errorText = jqXHR.responseJSON && jqXHR.responseJSON.error ? jqXHR.responseJSON.error : "{% trans 'An error occurred during upload.'|escapejs %}";
                            errorMessage.text(errorText).show();
                            uploadDialog.show();
                        }
                    });
                }
                uploadChunk();
            });
        });
    </script>
{% endblock %}