Aleksei Sokol
34c1347402
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Changes: - add metrics dispencer - add basic authentication dependency - enable GZIP middleware - add !env() example to deploy section - update dependencies state attribute name
55 lines
1.8 KiB
Python
55 lines
1.8 KiB
Python
"""Application metrics are defined here."""
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from dataclasses import dataclass
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from opentelemetry import metrics
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from opentelemetry.sdk.metrics import Counter, Histogram
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@dataclass
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class HTTPMetrics:
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request_processing_duration: Histogram
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"""Processing time histogram in seconds by `["method", "path"]`."""
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requests_started: Counter
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"""Total started requests counter by `["method", "path"]`."""
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requests_finished: Counter
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"""Total finished requests counter by `["method", "path", "status_code"]`."""
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errors: Counter
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"""Total errors (exceptions) counter by `["method", "path", "error_type", "status_code"]`."""
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@dataclass
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class Metrics:
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http: HTTPMetrics
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def init_metrics() -> Metrics:
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meter = metrics.get_meter("{{project_name}}")
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return Metrics(
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http=HTTPMetrics(
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request_processing_duration=meter.create_histogram(
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"request_processing_duration",
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"sec",
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"Request processing duration time in seconds",
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explicit_bucket_boundaries_advisory=[
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0.05,
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0.2,
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0.3,
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0.7,
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1.0,
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1.5,
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2.5,
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5.0,
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10.0,
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20.0,
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40.0,
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60.0,
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120.0,
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],
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),
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requests_started=meter.create_counter("requests_started_total", "1", "Total number of started requests"),
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requests_finished=meter.create_counter("request_finished_total", "1", "Total number of finished requests"),
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errors=meter.create_counter("request_errors_total", "1", "Total number of errors (exceptions) in requests"),
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)
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)
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