Add cluster app with initial migrations, models, and settings integration

cluster/models.py

@@ -0,0 +1,60 @@
+import uuid
+
+from django.db import models
+
+
+class ClusterSettings(models.Model):
+    name = models.CharField(default='cluster_settings', max_length=16, unique=True)
+    enabled = models.BooleanField(default=False)
+    primary_enable_wireguard = models.BooleanField(default=True)
+    stats_sync_interval = models.IntegerField(default=60)
+    stats_cache_interval = models.IntegerField(default=60)
+    cluster_mode = models.CharField(default='mirror', max_length=16)
+    restart_mode = models.CharField(default='auto', max_length=16, choices=(('auto', 'Automatically restart/reload'), ('manual', 'Manual')))
+    worker_display = models.CharField(
+        default='server_address', max_length=16, choices=(
+            ('name', 'Name'), ('server_address', 'Server Address'),
+            ('location', 'Location'), ('address_location', 'Address + Location')
+        )
+    )
+    config_version = models.PositiveIntegerField(default=0)
+
+    updated = models.DateTimeField(auto_now=True)
+    created = models.DateTimeField(auto_now_add=True)
+    uuid = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)
+
+    def __str__(self):
+        return self.name
+
+
+class Worker(models.Model):
+    name = models.CharField(max_length=100, unique=True)
+    enabled = models.BooleanField(default=True)
+    token = models.UUIDField(default=uuid.uuid4)
+    ip_lock = models.BooleanField(default=False)
+    ip_address = models.GenericIPAddressField(blank=True, null=True)
+
+    force_reload = models.BooleanField(default=False)
+    force_restart = models.BooleanField(default=False)
+
+    country = models.CharField(max_length=100, blank=True, null=True)
+    city = models.CharField(max_length=100, blank=True, null=True)
+    hostname = models.CharField(max_length=100, blank=True, null=True)
+
+
+    updated = models.DateTimeField(auto_now=True)
+    created = models.DateTimeField(auto_now_add=True)
+    uuid = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)
+
+
+class WorkerStatus(models.Model):
+    worker = models.OneToOneField(Worker, on_delete=models.CASCADE)
+    last_seen = models.DateTimeField(auto_now=True)
+    last_reload = models.DateTimeField(blank=True, null=True)
+    last_restart = models.DateTimeField(blank=True, null=True)
+    config_version = models.PositiveIntegerField(default=0)
+    config_pending = models.BooleanField(default=False)
+
+    updated = models.DateTimeField(auto_now=True)
+    created = models.DateTimeField(auto_now_add=True)
+    uuid = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)