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Add the ability to control the exporter webserver address used #56

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merged 2 commits into from
Jan 7, 2025
Merged

Add the ability to control the exporter webserver address used #56

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3b83e5a
Add the ability to control the exporter webserver address used
Dec 16, 2024
7ac9e9a
Merge branch 'main' into allow_setting_metrics_bin_addr
r0ro Jan 7, 2025
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,7 @@ You can modify environment variables to change the behavior of the exporter.
| --- | --- | --- |
| `LOG_LEVEL` | Logging level | `INFO` |
| `MAX_RETRIES` | Number of retries to attempt when fetching metrics from Prefect API | `3` |
| `METRICS_ADDR` | Address to expose metrics on | `0.0.0.0` |
| `METRICS_PORT` | Port to expose metrics on | `8000` |
| `OFFSET_MINUTES` | Number of minutes to offset the start time when fetching metrics from Prefect API | `5` |
| `PREFECT_API_URL` | Prefect API URL | `https://localhost:4200/api` |
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5 changes: 3 additions & 2 deletions main.py
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Expand Up @@ -16,6 +16,7 @@ def metrics():
# Get environment variables or use default values
loglevel = str(os.getenv("LOG_LEVEL", "INFO"))
max_retries = int(os.getenv("MAX_RETRIES", "3"))
metrics_addr = os.getenv("METRICS_ADDR", "0.0.0.0")
metrics_port = int(os.getenv("METRICS_PORT", "8000"))
offset_minutes = int(os.getenv("OFFSET_MINUTES", "3"))
url = str(os.getenv("PREFECT_API_URL", "http://localhost:4200/api"))
Expand Down Expand Up @@ -69,8 +70,8 @@ def metrics():
REGISTRY.register(metrics)

# Start the HTTP server to expose Prometheus metrics
start_http_server(metrics_port)
logger.info(f"Exporter listening on port :{metrics_port}")
start_http_server(metrics_port, metrics_addr)
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logger.info(f"Exporter listening on {metrics_addr}:{metrics_port}")

# Run the loop to collect Prefect metrics
while True:
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