enable local golem-granary with the use of --use-granary parameter

scripts/node_integration_tests/conftest.py

@@ -35,9 +35,18 @@ def pytest_addoption(parser: _pytest.config.argparsing.Parser) -> None:
         help="Disables reuse of provider's and requestor's node keys. "
              "All node_integration_tests run with new, fresh keys."
     )
+    parser.addoption(
+        "--use-granary", action="store_true",
+        help="Enable the `golem-granary`. "
+             "Unless you also provide the `--granary-hostname`, it will "
+             "use a local `golem-granary` executable."
+    )
     parser.addoption(
         "--granary-hostname", action="store",
-        help="The ssh hostname for the granary server to use."
+        help="The ssh hostname for the granary server to use. "
+             "Implicitly enables the granary. "
+             "If not provided and --use-granary is specified, "
+             "will use a local `golem-granary`."
     )
     parser.addoption(
         "--dump-output-on-fail", action="store_true",
@@ -54,8 +63,8 @@ def pytest_collection_modifyitems(config: _pytest.config.Config,
     if config.getoption("--disable-key-reuse"):
         NodeKeyReuseConfig.disable()
     hostname = config.getoption("--granary-hostname")
-    if hostname:
-        NodeKeyReuseConfig.set_granary(hostname)
+    if hostname or config.getoption('--use-granary'):
+        NodeKeyReuseConfig.enable_granary(hostname)
     if config.getoption('--dump-output-on-crash'):
         DumpOutput.enable_on_crash()
     if config.getoption('--dump-output-on-fail'):

scripts/node_integration_tests/key_reuse.py

@@ -43,6 +43,7 @@ class NodeKeyReuseConfig:
     enabled: bool = True
 
     # Provider specific variables
+    use_granary: bool = False
     granary_hostname: Optional[str] = None
     local_reuse_dir: Optional[Path] = None
 
@@ -51,8 +52,9 @@ def get(cls):
         _log("NodeKeyReuseConfig.get() called.")
         if not cls.instance:
             cls.instance = cls()
-            if cls.granary_hostname:
-                print("key_reuse - granary selected:", cls.granary_hostname)
+            if cls.use_granary:
+                print("key_reuse - granary selected:",
+                      cls.granary_hostname or 'local golem-granary')
                 cls.provider = NodeKeyReuseGranary(cls.granary_hostname)
             else:
                 print("key_reuse - local folder selected:", cls.local_reuse_dir)
@@ -95,8 +97,9 @@ def reset(cls):
         cls.instance = None
 
     @classmethod
-    def set_granary(cls, hostname):
-        _log("NodeKeyReuseConfig.set_granary() called. host=", hostname)
+    def enable_granary(cls, hostname: Optional[str] = None):
+        _log("NodeKeyReuseConfig.enable_granary() called. host=", hostname)
+        cls.use_granary = True
         cls.granary_hostname = hostname
 
 

tests/factories/granary.py

@@ -10,13 +10,15 @@
 
 _logging = False
 
-
 def _log(*args):
     # Private log function since pytest.tearDown() does not print logger
     if _logging:
         print(*args)
 
 
+GRANARY_EXECUTABLE_NAME = 'golem-granary'
+
+
 class Account:
     def __init__(self, raw_key: bytes, ts: str):
         self.key = ECCx(raw_key)
@@ -27,12 +29,17 @@ def __init__(self, raw_key: bytes, ts: str):
 
 
 class Granary:
-    def __init__(self, hostname: str):
+    def __init__(self, hostname: Optional[str] = None):
         self.hostname = hostname
 
+    def _cmd(self, *args):
+        cmd = ['ssh', self.hostname] if self.hostname else []
+        cmd.extend([GRANARY_EXECUTABLE_NAME, *args])
+        return cmd
+
     def request_account(self) -> Optional[Account]:
         _log("Granary called, account requested")
-        cmd = ['ssh', self.hostname, 'golem-granary', 'get_used_account']
+        cmd = self._cmd('get_used_account')
 
         completed = subprocess.run(
             cmd,
@@ -62,8 +69,12 @@ def return_account(self, account: Account):
         ts = account.transaction_store or '{}'
         ts = shlex.quote(ts)
 
-        cmd = ['ssh', self.hostname, 'golem-granary', 'return_used_account',
-               '-p', key_pub_addr, '-P', encode_hex(account.raw_key), '-t', ts]
+        cmd = self._cmd(
+            'return_used_account',
+            '-p', key_pub_addr,
+            '-P', encode_hex(account.raw_key),
+            '-t', ts
+        )
 
         _log(cmd)
         completed = subprocess.run(