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package telemetry |
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3
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import ( |
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"context" |
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"fmt" |
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"os" |
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"runtime" |
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"time" |
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10
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"go.opentelemetry.io/otel" |
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"go.opentelemetry.io/otel/metric/noop" |
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semconv "go.opentelemetry.io/otel/semconv/v1.10.0" |
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"go.opentelemetry.io/contrib/instrumentation/host" |
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orn "go.opentelemetry.io/contrib/instrumentation/runtime" |
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"go.opentelemetry.io/otel/attribute" |
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omt "go.opentelemetry.io/otel/metric" |
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"go.opentelemetry.io/otel/sdk/metric" |
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"go.opentelemetry.io/otel/sdk/resource" |
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21
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"github.com/Permify/permify/internal" |
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) |
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// NewMeter - Creates new meter |
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func NewMeter(exporter metric.Exporter, interval time.Duration) func(context.Context) error { |
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hostName, err := os.Hostname() |
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if err != nil { |
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return func(context.Context) error { return nil } |
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} |
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mp := metric.NewMeterProvider( |
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metric.WithReader(metric.NewPeriodicReader( |
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exporter, |
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metric.WithInterval(interval), |
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)), |
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metric.WithResource(resource.NewWithAttributes( |
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semconv.SchemaURL, |
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semconv.ServiceNameKey.String("permify"), |
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attribute.String("id", internal.Identifier), |
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attribute.String("project.id", internal.Identifier), |
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attribute.String("version", internal.Version), |
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attribute.String("host_name", hostName), |
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attribute.String("os", runtime.GOOS), |
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attribute.String("arch", runtime.GOARCH), |
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)), |
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) |
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if err = orn.Start( |
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orn.WithMinimumReadMemStatsInterval(time.Second), |
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orn.WithMeterProvider(mp), |
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); err != nil { |
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return func(context.Context) error { return nil } |
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} |
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if err = host.Start(host.WithMeterProvider(mp)); err != nil { |
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return func(context.Context) error { return nil } |
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} |
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59
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otel.SetMeterProvider(mp) |
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61
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return mp.Shutdown |
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} |
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64
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// NewNoopMeter - Creates new noop meter |
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func NewNoopMeter() omt.Meter { |
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mp := noop.MeterProvider{} |
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return mp.Meter("permify") |
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} |
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70
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func NewCounter(meter omt.Meter, name, description string) omt.Int64Counter { |
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counter, err := meter.Int64Counter( |
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name, |
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omt.WithDescription(description), |
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) |
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76
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if err != nil { |
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fmt.Errorf("failed to create counter: %w", err) |
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panic(err) |
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} |
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81
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return counter |
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} |
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83
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84
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func NewHistogram(meter omt.Meter, name, unit, description string) omt.Int64Histogram { |
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histogram, err := meter.Int64Histogram( |
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name, |
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omt.WithUnit(unit), |
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omt.WithDescription(description), |
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) |
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90
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91
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if err != nil { |
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fmt.Errorf("failed to create histogram: %w", err) |
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93
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panic(err) |
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94
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} |
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95
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96
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return histogram |
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97
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} |
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98
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Permify /
permify
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