Specify the timezone in timestamps

plugins/callback/foreman.py

@@ -90,6 +90,13 @@
 from ansible.module_utils._text import to_text
 from ansible.plugins.callback import CallbackBase
 
+def get_now():
+    """
+    Return the current timestamp as a string to be sent over the network.
+    The time is always in UTC timezone and printed in a rormat Ruby
+    DateTime object can easily parse.
+    """
+    return datetime.datetime.now(datetime.timezone.utc).isoformat(sep=" ", timespec="seconds")
 
 class CallbackModule(CallbackBase):
     CALLBACK_VERSION = 2.0
@@ -101,7 +108,6 @@ class CallbackModule(CallbackBase):
         "Content-Type": "application/json",
         "Accept": "application/json"
     }
-    TIME_FORMAT = "%Y-%m-%d %H:%M:%S %f"
 
     def __init__(self):
         super(CallbackModule, self).__init__()
@@ -161,7 +167,7 @@ def send_facts(self, host, data):
         properly.
         """
         data["_type"] = "ansible"
-        data["_timestamp"] = datetime.now().strftime(self.TIME_FORMAT)
+        data["_timestamp"] = get_now()
         facts = {"name": host,
                  "facts": data,
                  }
@@ -214,11 +220,10 @@ def send_reports(self, stats):
             status["skipped"] = sum['skipped']
             log = self._build_log(self.items[host])
             metrics["time"] = {"total": int(time.time()) - self.start_time}
-            now = datetime.now().strftime(self.TIME_FORMAT)
             report = {
                 "config_report": {
                     "host": host,
-                    "reported_at": now,
+                    "reported_at": get_now(),
                     "metrics": metrics,
                     "status": status,
                     "logs": log,