Sleep mode for scenarios

conftest.py

@@ -2,6 +2,7 @@
 # This product includes software developed at Datadog (https://www.datadoghq.com/).
 # Copyright 2021 Datadog, Inc.
 import json
+import time
 
 import pytest
 from pytest_jsonreport.plugin import JSONReport
@@ -31,6 +32,7 @@ def pytest_addoption(parser):
         "--scenario", "-S", type=str, action="store", default="DEFAULT", help="Unique identifier of scenario"
     )
     parser.addoption("--replay", "-R", action="store_true", help="Replay tests based on logs")
+    parser.addoption("--sleep", action="store_true", help="Startup scenario without launching the tests (keep running)")
     parser.addoption(
         "--force-execute", "-F", action="append", default=[], help="Item to execute, even if they are skipped"
     )
@@ -63,6 +65,11 @@ def pytest_sessionstart(session):
     # get the terminal to allow logging directly in stdout
     setattr(logger, "terminal", session.config.pluginmanager.get_plugin("terminalreporter"))
 
+    if session.config.option.sleep:
+        logger.terminal.write("\n ********************************************************** \n")
+        logger.terminal.write(" *** .:: Sleep mode activated. Press Ctrl+C to exit ::. *** ")
+        logger.terminal.write("\n ********************************************************** \n\n")
+
     if session.config.option.collectonly:
         return
 
@@ -203,6 +210,10 @@ def get_declared_scenario(item):
 
     for item in items:
         declared_scenario = get_declared_scenario(item)
+        # If we are running scenario with the option sleep, we deselect all
+        if session.config.option.sleep:
+            deselected.append(item)
+            continue
 
         if (
             declared_scenario == context.scenario.name
@@ -220,7 +231,6 @@ def get_declared_scenario(item):
         else:
             logger.debug(f"{item.nodeid} is not included in {context.scenario}")
             deselected.append(item)
-
     items[:] = selected
     config.hook.pytest_deselected(items=deselected)
 
@@ -249,6 +259,16 @@ def pytest_collection_finish(session):
     if session.config.option.collectonly:
         return
 
+    if session.config.option.sleep:  # on this mode, we simply sleep, not running any test or setup
+        try:
+            while True:
+                time.sleep(1)
+        except KeyboardInterrupt:  # catching ctrl+C
+            context.scenario.close_targets()
+            return
+        except Exception as e:
+            raise e
+
     last_item_file = ""
     for item in session.items:
 

docs/execute/run.md

@@ -33,7 +33,7 @@ If the test contains `@scenarios.SCENARIO_NAME` such as `@scenarios.integrations
 ## Spawn componenents, but do nothing
 
 ```bash
-./run.sh SLEEP
+./run.sh <SCENARIO_NAME> --sleep
 
-# play with the weblog, and look inside logs/interfaces/ what's happening
+# play with the weblog, and look inside logs_<scenario_name>/interfaces/ what's happening
 ```

utils/_context/_scenarios.py

@@ -949,10 +949,6 @@ class scenarios:
         include_postgres_db=True,
         doc="Default scenario, spwan tracer and agent, and run most of exisiting tests",
     )
-    sleep = EndToEndScenario(
-        "SLEEP",
-        doc="Fake scenario that spawn tracer and agentm then sleep indefinitly. Help you to manually test container",
-    )
 
     # performance scenario just spawn an agent and a weblog, and spies the CPU and mem usage
     performances = PerformanceScenario(