mirror of
https://github.com/retspen/webvirtcloud
synced 2025-07-31 12:41:08 +00:00
external snapshot implementation
This commit is contained in:
cserma
catborise
parent
ad9f1db643
commit
fd6b2ec4bf
4 changed files with 315 additions and 7 deletions
101
instances/templates/instances/snapshots_tab.html
Normal file → Executable file
101
instances/templates/instances/snapshots_tab.html
Normal file → Executable file
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@ -13,6 +13,16 @@
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{% trans "Manage Snapshots" %}
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</button>
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</li>
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<li class="nav-item" role="presentation">
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<button class="nav-link" data-bs-toggle="tab" data-bs-target="#externalSnapshot" type="button" role="tab" aria-controls="externalSnapshot" aria-selected="false">
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External Snapshot
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</button>
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</li>
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<li class="nav-item" role="presentation">
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<button class="nav-link" data-bs-toggle="tab" data-bs-target="#manageExternalSnapshots" type="button" role="tab" aria-controls="manageExternalSnapshots" aria-selected="false">
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Manage External Snapshots
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</button>
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</li>
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</ul>
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<!-- Tab panes -->
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<div class="tab-content">
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@ -29,7 +39,11 @@
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<input type="text" class="form-control form-control-lg" name="name" placeholder="{% trans "Snapshot Name" %}" maxlength="14">
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<span class="input-group-text">|</span>
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<input type="text" class="form-control form-control-lg" name="description" placeholder="{% trans "Snapshot Description" %}" maxlength="45">
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<input type="submit" class="btn btn-lg btn-success float-end" name="snapshot" value="{% trans "Take Snapshot" %}" onclick="showPleaseWaitDialog();">
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{% if external_snapshots|length > 0 %}
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<input type="submit" class="btn btn-lg btn-success disabled float-end" name="snapshot" value="{% trans "Take Snapshot" %}">
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{% else %}
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<input type="submit" class="btn btn-lg btn-success float-end" name="snapshot" value="{% trans "Take Snapshot" %}" onclick="showPleaseWaitDialog();">
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{% endif %}
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</div>
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</form>
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<div class="clearfix"></div>
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@ -56,11 +70,11 @@
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{% csrf_token %}
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<input type="hidden" name="name" value="{{ snap.name }}">
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{% if instance.status == 5 %}
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<button type="submit" class="btn btn-sm btn-secondary" name="revert_snapshot" title="{% trans 'Revert to this Snapshot' %}" onclick="return confirm('Are you sure?')">
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<button type="submit" class="btn btn-sm btn-primary" name="revert_snapshot" title="{% trans 'Revert to this Snapshot' %}" onclick="return confirm('Are you sure?')">
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<span class="fa fa-download"></span>
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</button>
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{% else %}
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<button type="button" class="btn btn-sm btn-secondary disabled"
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<button type="button" class="btn btn-sm btn-primary disabled"
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title="{% trans "To restore snapshots you need Power Off the instance." %}">
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<span class="fa fa-download"></span>
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</button>
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@ -84,5 +98,86 @@
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<p>{% trans "You do not have any snapshots" %}</p>
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{% endif %}
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</div>
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<div role="tabpanel" class="tab-pane tab-pane-bordered" id="externalSnapshot">
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{% if instance.status != 5 %}
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<p>You can get external snapshots within this tab.</p>
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<p class="text-primary">External snapshots are experimental in this stage, use it if you know what you are doing.</p>
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{% else %}
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<p>Create an external snapshot</p>
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{% endif %}
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<p class="text-danger">Give your External Snapshot a <b>distinctive description</b> so it wouldn't get mixed with other snapshots.</p>
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<form action="{% url 'instances:create_external_snapshot' instance.id %}" method="post" role="form" aria-label="Create snapshot form">
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{% csrf_token %}
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<div class="mb-3" style="white-space:pre-line">
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<input type="text" class="form-control form-control-lg" name="name" placeholder="{% trans "Snapshot Name" %}" maxlength="14">
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<input type="text" class="form-control form-control-lg" name="description" placeholder="{% trans "Snapshot Description" %}" maxlength="45">
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{% if external_snapshots|length > 0 or instance.snapshots|length > 0 %}
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<p class="text-danger">WebVirtCloud supports only one External Snapshot at the moment.</p>
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<input type="submit" class="btn btn-lg btn-success disabled float-end" name="snapshot" value="{% trans "Take Snapshot" %}">
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{% else %}
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<input type="submit" class="btn btn-lg btn-success float-end" name="snapshot" value="{% trans "Take Snapshot" %}" onclick="showPleaseWaitDialog();">
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{% endif %}
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</div>
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</form>
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<div class="clearfix"></div>
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</div>
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<div role="tabpanel" class="tab-pane tab-pane-bordered" id="manageExternalSnapshots">
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{% if external_snapshots %}
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<div class="table-responsive">
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<table class="table">
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<thead>
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<th scope="col">Name</th>
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<th scope="col">Date</th>
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<th scope="col">Description</th>
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<th scope="colgroup" colspan="2">{% trans "Action" %}</th>
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</thead>
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<tbody>
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{% for external_snapshot in external_snapshots %}
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<tr>
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{% for snapshot_cols in external_snapshot %}
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<td>{{snapshot_cols}}</td>
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{% endfor %}
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<td style="width:30px;">
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<form action="{% url 'instances:revert_external_snapshot' instance.id %}" method="post" role="form" aria-label="Restore external snapshot form">
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{% csrf_token %}
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<input type="hidden" name="name" value="{{ external_snapshot.0 }}">
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<input type="hidden" name="date" value="{{ external_snapshot.1 }}">
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<input type="hidden" name="desc" value="{{ external_snapshot.2 }}">
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{% if instance.status == 5 %}
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<button type="submit" class="btn btn-sm btn-primary" name="revert_external_snapshot" title="{% trans 'Revert to this Snapshot' %}" onclick="return confirm('You are going to lose your unsaved work by reverting to this snapshot state. Are you sure?')">
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<span class="fa fa-download"></span>
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</button>
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{% else %}
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<button type="button" class="btn btn-sm btn-primary disabled"
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title="{% trans "To restore snapshots you need Power Off the instance." %}">
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<span class="fa fa-download"></span>
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</button>
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{% endif %}
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</form>
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</td>
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<td style="width:30px;">
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<form action="{% url 'instances:delete_external_snapshot' instance.id %}" method="post" role="form" aria-label="Delete external snapshot form">{% csrf_token %}
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<input type="hidden" name="name" value="{{ external_snapshot.0 }}">
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{% if instance.status != 5 %}
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<button type="submit" class="btn btn-sm btn-danger" name="delete_external_snapshot" title="{% trans 'Delete Snapshot' %}" onclick="return confirm('You are about to delete this snapshot and merge it with base image. Are you sure?')">
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{% icon 'trash' %}
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</button>
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{% else %}
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<button type="submit" class="btn btn-sm btn-danger disabled" title="{% trans 'Delete Snapshot' %}">
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{% icon 'trash' %}
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</button>
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{% endif %}
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</form>
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</td>
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</tr>
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{% endfor %}
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</tbody>
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</table>
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</div>
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{% else%}
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<p>{% trans "You do not have any snapshots" %}</p>
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{% endif %}
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</div>
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</div>
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</div>
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3
instances/urls.py
Normal file → Executable file
3
instances/urls.py
Normal file → Executable file
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@ -39,6 +39,9 @@ urlpatterns = [
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path("<int:pk>/snapshot/", views.snapshot, name="snapshot"),
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path("<int:pk>/delete_snapshot/", views.delete_snapshot, name="delete_snapshot"),
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path("<int:pk>/revert_snapshot/", views.revert_snapshot, name="revert_snapshot"),
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path("<int:pk>/create_external_snapshot/", views.create_external_snapshot, name="create_external_snapshot"),
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path("<int:pk>/revert_external_snapshot/", views.revert_external_snapshot, name="revert_external_snapshot"),
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path("<int:pk>/delete_external_snapshot/", views.delete_external_snapshot, name="delete_external_snapshot"),
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path("<int:pk>/set_vcpu/", views.set_vcpu, name="set_vcpu"),
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path("<int:pk>/set_vcpu_hotplug/", views.set_vcpu_hotplug, name="set_vcpu_hotplug"),
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path("<int:pk>/set_autostart/", views.set_autostart, name="set_autostart"),
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65
instances/views.py
Normal file → Executable file
65
instances/views.py
Normal file → Executable file
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@ -146,7 +146,9 @@ def instance(request, pk):
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instance.drbd = drbd_status(request, pk)
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instance.save()
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return render(request, "instance.html", locals())
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external_snapshots = get_external_snapshots(request,pk)
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return render(request, "instance.html", locals(),)
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def status(request, pk):
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@ -1014,6 +1016,67 @@ def revert_snapshot(request, pk):
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addlogmsg(request.user.username, instance.compute.name, instance.name, msg)
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return redirect(request.META.get("HTTP_REFERER") + "#managesnapshot")
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def create_external_snapshot(request, pk):
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instance = get_instance(request.user, pk)
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allow_admin_or_not_template = (
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request.user.is_superuser or request.user.is_staff or not instance.is_template
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)
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if allow_admin_or_not_template and request.user.has_perm(
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"instances.snapshot_instances"
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):
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name = request.POST.get("name", "")
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desc = request.POST.get("description", "")
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instance.proxy.create_external_snapshot(name, instance, desc=desc)
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#msg = _("Create snapshot: %(snap)s") % {"snap": name}
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#addlogmsg(request.user.username, instance.compute.name, instance.name, msg)
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return redirect(request.META.get("HTTP_REFERER") + "#manageExternalSnapshots")
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def get_external_snapshots(request, pk):
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instance = get_instance(request.user, pk)
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allow_admin_or_not_template = (
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request.user.is_superuser or request.user.is_staff or not instance.is_template
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)
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if allow_admin_or_not_template and request.user.has_perm(
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"instances.snapshot_instances"
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):
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external_snapshots = instance.proxy.get_external_snapshots()
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#msg = _("Create snapshot: %(snap)s") % {"snap": name}
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#addlogmsg(request.user.username, instance.compute.name, instance.name, msg)
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return external_snapshots
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def revert_external_snapshot(request, pk):
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instance = get_instance(request.user, pk)
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allow_admin_or_not_template = (
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request.user.is_superuser or request.user.is_staff or not instance.is_template
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)
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if allow_admin_or_not_template and request.user.has_perm(
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"instances.snapshot_instances"
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):
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name = request.POST.get("name", "")
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date = request.POST.get("date", "")
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desc = request.POST.get("desc", "")
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instance.proxy.revert_external_snapshot(name, instance, date, desc)
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#msg = _("Create snapshot: %(snap)s") % {"snap": name}
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#addlogmsg(request.user.username, instance.compute.name, instance.name, msg)
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return redirect(request.META.get("HTTP_REFERER") + "#manageExternalSnapshots")
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def delete_external_snapshot(request, pk):
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instance = get_instance(request.user, pk)
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allow_admin_or_not_template = (
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request.user.is_superuser or request.user.is_staff or not instance.is_template
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)
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if allow_admin_or_not_template and request.user.has_perm(
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"instances.snapshot_instances"
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):
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name = request.POST.get("name", "")
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instance.proxy.delete_external_snapshot(name, instance)
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#msg = _("Create snapshot: %(snap)s") % {"snap": name}
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#addlogmsg(request.user.username, instance.compute.name, instance.name, msg)
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return redirect(request.META.get("HTTP_REFERER") + "#manageExternalSnapshots")
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@superuser_only
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def set_vcpu(request, pk):
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