feat: data models for hosts, monitors, metrics, and alerts

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

fablednetmon/models/hosts.py

@@ -0,0 +1,29 @@
+from __future__ import annotations
+import enum
+import uuid
+from datetime import datetime, timezone
+from sqlalchemy import Boolean, DateTime, Enum, Integer, String
+from sqlalchemy.orm import Mapped, mapped_column
+from .base import Base
+
+
+class ProbeType(str, enum.Enum):
+    tcp = "tcp"
+    icmp = "icmp"
+
+
+class Host(Base):
+    __tablename__ = "hosts"
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
+    name: Mapped[str] = mapped_column(String(128), nullable=False)
+    address: Mapped[str] = mapped_column(String(255), nullable=False)
+    probe_type: Mapped[ProbeType] = mapped_column(Enum(ProbeType), nullable=False, default=ProbeType.tcp)
+    probe_port: Mapped[int] = mapped_column(Integer, nullable=False, default=80)
+    ping_enabled: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True)
+    dns_enabled: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
+    dns_expected_ip: Mapped[str | None] = mapped_column(String(255), nullable=True)
+    poll_interval_seconds: Mapped[int | None] = mapped_column(Integer, nullable=True)
+    created_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), nullable=False, default=lambda: datetime.now(timezone.utc)
+    )