clan-cli: Acutally test SecretStore for age and password-store.

pkgs/clan-cli/tests/helpers/validator.py

@@ -0,0 +1,34 @@
+import subprocess
+import tempfile
+
+
+def is_valid_age_key(secret_key: str) -> bool:
+    # Run the age-keygen command with the -y flag to check the key format
+    result = subprocess.run(
+        ["age-keygen", "-y"], input=secret_key, capture_output=True, text=True
+    )
+
+    if result.returncode == 0:
+        return True
+    else:
+        raise ValueError(f"Invalid age key: {secret_key}")
+
+
+def is_valid_ssh_key(secret_key: str, ssh_pub: str) -> bool:
+    # create tempfile and write secret_key to it
+    with tempfile.NamedTemporaryFile() as temp:
+        temp.write(secret_key.encode("utf-8"))
+        temp.flush()
+        # Run the ssh-keygen command with the -y flag to check the key format
+        result = subprocess.run(
+            ["ssh-keygen", "-y", "-f", temp.name], capture_output=True, text=True
+        )
+
+        if result.returncode == 0:
+            if result.stdout != ssh_pub:
+                raise ValueError(
+                    f"Expected '{ssh_pub}' got '{result.stdout}' for ssh key: {secret_key}"
+                )
+            return True
+        else:
+            raise ValueError(f"Invalid ssh key: {secret_key}")