models: big refactor

app/models/mirrors.py

@@ -0,0 +1,53 @@
+from app import db
+from app.models import AbstractConfiguration, AbstractResource
+
+
+class Origin(AbstractConfiguration):
+    group_id = db.Column(db.Integer, db.ForeignKey("group.id"), nullable=False)
+    domain_name = db.Column(db.String(255), unique=True, nullable=False)
+
+    group = db.relationship("Group", back_populates="origins")
+    mirrors = db.relationship("Mirror", back_populates="origin")
+    proxies = db.relationship("Proxy", back_populates="origin")
+    alarms = db.relationship("Alarm", back_populates="origin")
+
+    @classmethod
+    def csv_header(self):
+        return super().csv_header() + [
+            "group_id", "domain_name"
+        ]
+
+    def destroy(self):
+        super().destroy()
+        for proxy in self.proxies:
+            proxy.destroy()
+
+
+class Proxy(AbstractResource):
+    origin_id = db.Column(db.Integer, db.ForeignKey("origin.id"), nullable=False)
+    provider = db.Column(db.String(20), nullable=False)
+    slug = db.Column(db.String(20), nullable=True)
+    terraform_updated = db.Column(db.DateTime(), nullable=True)
+    url = db.Column(db.String(255), nullable=True)
+
+    origin = db.relationship("Origin", back_populates="proxies")
+    alarms = db.relationship("Alarm", back_populates="proxy")
+
+    @classmethod
+    def csv_header(self):
+        return super().csv_header() + [
+            "origin_id", "provider", "slug", "terraform_updated", "url"
+        ]
+
+
+class Mirror(AbstractResource):
+    origin_id = db.Column(db.Integer, db.ForeignKey("origin.id"), nullable=False)
+    url = db.Column(db.String(255), unique=True, nullable=False)
+
+    origin = db.relationship("Origin", back_populates="mirrors")
+
+    @classmethod
+    def csv_header(self):
+        return super().csv_header() + [
+            "origin_id", "url"
+        ]