fix(gateway): handle Linux setups without systemctl

tests/hermes_cli/test_gateway_service.py

@@ -394,6 +394,13 @@ class TestLaunchdServiceRecovery:
 
 
 class TestGatewayServiceDetection:
+    def test_supports_systemd_services_requires_systemctl_binary(self, monkeypatch):
+        monkeypatch.setattr(gateway_cli, "is_linux", lambda: True)
+        monkeypatch.setattr(gateway_cli, "is_termux", lambda: False)
+        monkeypatch.setattr(gateway_cli.shutil, "which", lambda name: None)
+
+        assert gateway_cli.supports_systemd_services() is False
+
     def test_is_service_running_checks_system_scope_when_user_scope_is_inactive(self, monkeypatch):
         user_unit = SimpleNamespace(exists=lambda: True)
         system_unit = SimpleNamespace(exists=lambda: True)
@@ -418,6 +425,23 @@ class TestGatewayServiceDetection:
 
         assert gateway_cli._is_service_running() is True
 
+    def test_is_service_running_returns_false_when_systemctl_missing(self, monkeypatch):
+        unit = SimpleNamespace(exists=lambda: True)
+
+        monkeypatch.setattr(gateway_cli, "supports_systemd_services", lambda: True)
+        monkeypatch.setattr(
+            gateway_cli,
+            "get_systemd_unit_path",
+            lambda system=False: unit,
+        )
+
+        def fake_run(*args, **kwargs):
+            raise FileNotFoundError("systemctl")
+
+        monkeypatch.setattr(gateway_cli.subprocess, "run", fake_run)
+
+        assert gateway_cli._is_service_running() is False
+
 
 class TestGatewaySystemServiceRouting:
     def test_systemd_restart_self_requests_graceful_restart_without_reload_or_restart(self, monkeypatch, capsys):

tests/hermes_cli/test_setup.py

@@ -1,5 +1,4 @@
-"""Tests for setup_model_provider — verifies the delegation to
-select_provider_and_model() and config dict sync."""
+"""Tests for setup.py configuration flows."""
 import json
 import sys
 import types
@@ -8,6 +7,7 @@ import pytest
 
 from hermes_cli.auth import get_active_provider
 from hermes_cli.config import load_config, save_config
+from hermes_cli import setup as setup_mod
 from hermes_cli.setup import setup_model_provider
 
 
@@ -144,6 +144,43 @@ def test_setup_custom_providers_synced(tmp_path, monkeypatch):
     assert reloaded.get("custom_providers") == [{"name": "Local", "base_url": "http://localhost:8080/v1"}]
 
 
+def test_setup_gateway_skips_service_install_when_systemctl_missing(monkeypatch, capsys):
+    env = {
+        "TELEGRAM_BOT_TOKEN": "",
+        "TELEGRAM_HOME_CHANNEL": "",
+        "DISCORD_BOT_TOKEN": "",
+        "DISCORD_HOME_CHANNEL": "",
+        "SLACK_BOT_TOKEN": "",
+        "SLACK_HOME_CHANNEL": "",
+        "MATRIX_HOMESERVER": "https://matrix.example.com",
+        "MATRIX_USER_ID": "@alice:example.com",
+        "MATRIX_PASSWORD": "",
+        "MATRIX_ACCESS_TOKEN": "token",
+        "BLUEBUBBLES_SERVER_URL": "",
+        "BLUEBUBBLES_HOME_CHANNEL": "",
+        "WHATSAPP_ENABLED": "",
+        "WEBHOOK_ENABLED": "",
+    }
+
+    monkeypatch.setattr(setup_mod, "get_env_value", lambda key: env.get(key, ""))
+    monkeypatch.setattr(setup_mod, "prompt_yes_no", lambda *args, **kwargs: False)
+    monkeypatch.setattr("platform.system", lambda: "Linux")
+
+    import hermes_cli.gateway as gateway_mod
+
+    monkeypatch.setattr(gateway_mod, "supports_systemd_services", lambda: False)
+    monkeypatch.setattr(gateway_mod, "is_macos", lambda: False)
+    monkeypatch.setattr(gateway_mod, "_is_service_installed", lambda: False)
+    monkeypatch.setattr(gateway_mod, "_is_service_running", lambda: False)
+
+    setup_mod.setup_gateway({})
+
+    out = capsys.readouterr().out
+    assert "Messaging platforms configured!" in out
+    assert "Start the gateway to bring your bots online:" in out
+    assert "hermes gateway" in out
+
+
 def test_setup_syncs_custom_provider_removal_from_disk(tmp_path, monkeypatch):
     """Removing the last custom provider in model setup should persist."""
     monkeypatch.setenv("HERMES_HOME", str(tmp_path))