Merge pull request #6 from opensourceelectrolux/feat-custom-metric-name

feat: support defining a custom metric name

app/exporter.py

@@ -15,8 +15,9 @@
 
 
 class MetricExporter:
-    def __init__(self, polling_interval_seconds, group_by, targets, secrets):
+    def __init__(self, polling_interval_seconds, metric_name, group_by, targets, secrets):
         self.polling_interval_seconds = polling_interval_seconds
+        self.metric_name = metric_name
         self.group_by = group_by
         self.targets = targets
         self.secrets = secrets
@@ -27,7 +28,7 @@ def __init__(self, polling_interval_seconds, group_by, targets, secrets):
         if group_by["enabled"]:
             for group in group_by["groups"]:
                 self.labels.add(group["label_name"])
-        self.azure_daily_cost_usd = Gauge("azure_daily_cost_usd", "Daily cost of an Azure account in USD", self.labels)
+        self.azure_daily_cost_usd = Gauge(self.metric_name, "Daily cost of an Azure account in USD", self.labels)
 
     def run_metrics_loop(self):
         while True:

exporter_config.yaml

@@ -1,5 +1,6 @@
 exporter_port: $EXPORTER_PORT|9090 # the port that exposes cost metrics
 polling_interval_seconds: $POLLING_INTERVAL_SECONDS|28800 # by default it is 8 hours
+metric_name: azure_daily_cost_usd # change the metric name if needed
 
 group_by:
   enabled: true
@@ -19,4 +20,4 @@ target_azure_accounts:
   - TenantId: PUT_YOUR_AZURE_TENANT_ID_HERE
     Subscription: PUT_YOUR_AZURE_SUBSCRIPTION_ID_HERE
     ProjectName: myproject
-    EnvironmentName: dev
+    EnvironmentName: dev

main.py

@@ -94,6 +94,7 @@ def get_configs():
 def main(config, secrets):
     app_metrics = MetricExporter(
         polling_interval_seconds=config["polling_interval_seconds"],
+        metric_name=config["metric_name"],
         group_by=config["group_by"],
         targets=config["target_azure_accounts"],
         secrets=secrets