[Ceilometer] Add CeilometerAlarms.create_alarm_and_get_history scenario

Added new scenario for testing Ceilometer alarms

Change-Id: If7a47a52244cf187218d90f8c6cd151d458bfe78

rally-jobs/rally.yaml

@@ -176,6 +176,29 @@
         failure_rate:
           max: 0
 
+  CeilometerAlarms.create_alarm_and_get_history:
+    -
+      args:
+        meter_name: "ram_util"
+        threshold: 10.0
+        type: "threshold"
+        state: "ok"
+        statistic: "avg"
+        alarm_actions: ["http://localhost:8776/alarm"]
+        ok_actions: ["http://localhost:8776/ok"]
+        insufficient_data_actions: ["http://localhost:8776/notok"]
+      runner:
+        type: "constant"
+        times: 10
+        concurrency: 5
+      context:
+        users:
+          tenants: 2
+          users_per_tenant: 2
+      sla:
+        failure_rate:
+          max: 0
+
   CeilometerAlarms.list_alarms:
     -
       runner:

samples/tasks/scenarios/ceilometer/create-alarm-and-get-history.json

@@ -0,0 +1,27 @@
+{
+    "CeilometerAlarms.create_alarm_and_get_history": [
+        {
+            "args": {
+                "meter_name": "ram_util",
+                "threshold": 10.0,
+                "type": "threshold",
+                "state": "ok",
+                "statistic": "avg",
+                "alarm_actions": ["http://localhost:8776/alarm"],
+                "ok_actions": ["http://localhost:8776/ok"],
+                "insufficient_data_actions": ["http://localhost:8776/notok"]
+            },
+            "runner": {
+                "type": "constant",
+                "times": 10,
+                "concurrency": 5
+            },
+            "context": {
+                "users": {
+                    "tenants": 2,
+                    "users_per_tenant": 2
+                }
+            }
+        }
+    ]
+}

samples/tasks/scenarios/ceilometer/create-alarm-and-get-history.yaml

@@ -0,0 +1,20 @@
+---
+    CeilometerAlarms.create_alarm_and_get_history:
+     -
+       args:
+         meter_name: "ram_util"
+         threshold: 10.0
+         type: "threshold"
+         state: "ok"
+         statistic: "avg"
+         alarm_actions: ["http://localhost:8776/alarm"]
+         ok_actions: ["http://localhost:8776/ok"]
+         insufficient_data_actions: ["http://localhost:8776/notok"]
+       runner:
+         type: "constant"
+         times: 10
+         concurrency: 5
+       context:
+         users:
+           tenants: 2
+           users_per_tenant: 2

tests/unit/fakes.py

@@ -207,6 +207,7 @@ class FakeAlarm(FakeResource):
         super(FakeAlarm, self).__init__(manager)
         self.meter_name = kwargs.get("meter_name")
         self.threshold = kwargs.get("threshold")
+        self.state = kwargs.get("state", "fake-alarm-state")
         self.alarm_id = kwargs.get("alarm_id", "fake-alarm-id")
         self.optional_args = kwargs.get("optional_args", {})
 
@@ -716,6 +717,19 @@ class FakeAlarmManager(FakeManager):
             del self.cache[alarm.id]
             self.resources_order.remove(alarm.id)
 
+    def get_state(self, alarm_id):
+        alarm = self.find(alarm_id=alarm_id)
+        if alarm is not None:
+            return getattr(alarm, "state", "fake-alarm-state")
+
+    def get_history(self, alarm_id):
+        return ["fake-alarm-history"]
+
+    def set_state(self, alarm_id, state):
+        alarm = self.find(alarm_id=alarm_id)
+        if alarm is not None:
+            return setattr(alarm, "state", state)
+
 
 class FakeSampleManager(FakeManager):