Refactor blocklist log retrieval via service layer and add fail2ban DB repo

backend/tests/test_repositories/test_geo_cache_repo.py

@@ -0,0 +1,62 @@
+"""Tests for the geo cache repository."""
+
+from pathlib import Path
+
+import aiosqlite
+import pytest
+
+from app.repositories import geo_cache_repo
+
+
+async def _create_geo_cache_table(db: aiosqlite.Connection) -> None:
+    await db.execute(
+        """
+        CREATE TABLE IF NOT EXISTS geo_cache (
+            ip              TEXT    PRIMARY KEY,
+            country_code    TEXT,
+            country_name    TEXT,
+            asn             TEXT,
+            org             TEXT,
+            cached_at       TEXT    NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%fZ', 'now'))
+        )
+        """
+    )
+    await db.commit()
+
+
+@pytest.mark.asyncio
+async def test_get_unresolved_ips_returns_empty_when_none_exist(tmp_path: Path) -> None:
+    db_path = str(tmp_path / "geo_cache.db")
+    async with aiosqlite.connect(db_path) as db:
+        await _create_geo_cache_table(db)
+        await db.execute(
+            "INSERT INTO geo_cache (ip, country_code, country_name, asn, org) VALUES (?, ?, ?, ?, ?)",
+            ("1.1.1.1", "DE", "Germany", "AS123", "Test"),
+        )
+        await db.commit()
+
+    async with aiosqlite.connect(db_path) as db:
+        ips = await geo_cache_repo.get_unresolved_ips(db)
+
+    assert ips == []
+
+
+@pytest.mark.asyncio
+async def test_get_unresolved_ips_returns_pending_ips(tmp_path: Path) -> None:
+    db_path = str(tmp_path / "geo_cache.db")
+    async with aiosqlite.connect(db_path) as db:
+        await _create_geo_cache_table(db)
+        await db.executemany(
+            "INSERT INTO geo_cache (ip, country_code) VALUES (?, ?)",
+            [
+                ("2.2.2.2", None),
+                ("3.3.3.3", None),
+                ("4.4.4.4", "US"),
+            ],
+        )
+        await db.commit()
+
+    async with aiosqlite.connect(db_path) as db:
+        ips = await geo_cache_repo.get_unresolved_ips(db)
+
+    assert sorted(ips) == ["2.2.2.2", "3.3.3.3"]