rewrite sops backend for secret generation and add tests

pkgs/clan-cli/tests/test_secrets_generate.py

@@ -0,0 +1,38 @@
+from pathlib import Path
+from typing import TYPE_CHECKING
+
+import pytest
+from cli import Cli
+
+from clan_cli.machines.facts import machine_get_fact
+from clan_cli.secrets.folders import sops_secrets_folder
+from clan_cli.secrets.secrets import has_secret
+
+if TYPE_CHECKING:
+    from age_keys import KeyPair
+
+
+@pytest.mark.impure
+def test_upload_secret(
+    monkeypatch: pytest.MonkeyPatch,
+    test_flake_with_core: Path,
+    age_keys: list["KeyPair"],
+) -> None:
+    monkeypatch.chdir(test_flake_with_core)
+    monkeypatch.setenv("SOPS_AGE_KEY", age_keys[0].privkey)
+    cli = Cli()
+    cli.run(["secrets", "users", "add", "user1", age_keys[0].pubkey])
+    cli.run(["secrets", "generate", "vm1"])
+    has_secret("vm1-age.key")
+    has_secret("vm1-secret1")
+    fact1 = machine_get_fact("vm1", "fact1")
+    assert fact1 == "fact1\n"
+    age_key = sops_secrets_folder().joinpath("vm1-age.key").joinpath("secret")
+    secret1 = sops_secrets_folder().joinpath("vm1-secret1").joinpath("secret")
+    age_key_mtime = age_key.lstat().st_mtime_ns
+    secret1_mtime = secret1.lstat().st_mtime_ns
+
+    # test idempotency
+    cli.run(["secrets", "generate", "vm1"])
+    assert age_key.lstat().st_mtime_ns == age_key_mtime
+    assert secret1.lstat().st_mtime_ns == secret1_mtime