Pass disk size in inventory when creating VM

- Disk size added to the create VM form
- Disk size saved to proxmox_disk_space variable in host inventory

The proxmox_disk_space variable is used by the Ansible job when creating
the machine.

JIRA INFRA-759 #action In Progress

app/network/forms.py

@@ -230,11 +230,13 @@ class HostInterfaceForm(HostForm, InterfaceForm):
 class CreateVMForm(CSEntryForm):
     cores = SelectField("Cores", default=2, coerce=int)
     memory = SelectField("Memory (GB)", default=2, coerce=int)
+    disk = SelectField("Disk (GB)", default=15, coerce=int)
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.cores.choices = utils.get_choices(current_app.config["VM_CORES_CHOICES"])
         self.memory.choices = utils.get_choices(current_app.config["VM_MEMORY_CHOICES"])
+        self.disk.choices = utils.get_choices(current_app.config["VM_DISK_CHOICES"])
 
 
 class GenerateZTPConfigForm(CSEntryForm):

app/network/views.py

@@ -154,6 +154,9 @@ def view_host(name):
             form.memory.choices = utils.get_choices(
                 current_app.config["VIOC_MEMORY_CHOICES"]
             )
+            form.disk.choices = utils.get_choices(
+                current_app.config["VIOC_DISK_CHOICES"]
+            )
     else:
         form = None
     if form is not None and form.validate_on_submit():
@@ -180,10 +183,11 @@ def view_host(name):
                 flash(f"Only admin users are allowed to create a VM!", "info")
                 return redirect(url_for("network.view_host", name=name))
             else:
-                # Save the requested memory and cores as ansible variables
+                # Save the requested disk, memory and cores as ansible variables
                 csentry_vars = {
                     "csentry_vm_memory": int(form.memory.data) * 1024,
                     "csentry_vm_cores": int(form.cores.data),
+                    "proxmox_disk_space": int(form.disk.data),
                 }
                 try:
                     host.ansible_vars.update(csentry_vars)

app/settings.py

@@ -100,8 +100,10 @@ AWX_VM_CREATION_ENABLED = False
 
 VM_CORES_CHOICES = [1, 2, 4, 6, 8, 24]
 VM_MEMORY_CHOICES = [2, 4, 8, 16, 32, 128]
+VM_DISK_CHOICES = [15, 50, 100, 250]
 VIOC_CORES_CHOICES = [1, 3, 6]
 VIOC_MEMORY_CHOICES = [2, 4, 8]
+VIOC_DISK_CHOICES = [15, 50, 100, 250]
 
 # Sentry integration
 CSENTRY_RELEASE = raven.fetch_git_sha(Path(__file__).parents[1])

app/templates/network/view_host.html

@@ -75,6 +75,7 @@
           {{ form.hidden_tag() }}
           {{ render_field(form.cores, label_size='6', input_size='6') }}
           {{ render_field(form.memory, label_size='6', input_size='6') }}
+          {{ render_field(form.disk, label_size='6', input_size='6') }}
           {{ submit_button_with_confirmation('Create ' + vm_type, 'Do you really want to create the ' + vm_type + ' ' + host.name + '?') }}
         </form>
       </div>