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38 lines
1.1 KiB
Go
38 lines
1.1 KiB
Go
package config
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import (
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"os"
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flag "github.com/spf13/pflag"
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"github.com/spf13/viper"
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)
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type OpenTelemetry struct {
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Enabled bool `json:"enabled"`
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ServiceName string `json:"service-name"`
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}
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const (
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OpenTelemetryEnabled = "otel.enabled"
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OpenTelemetryServiceName = "otel.service-name"
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)
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func otelFlags() {
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flag.Bool(OpenTelemetryEnabled, false, "Enable OpenTelemetry tracing. Automatically enabled if OTEL_EXPORTER_OTLP_ENDPOINT is set.")
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flag.String(OpenTelemetryServiceName, "wonderwall", "Service name to use for OpenTelemetry. The OTEL_SERVICE_NAME environment variable overrides this value.")
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}
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func resolveOtel() {
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otelEndpoint := os.Getenv("OTEL_EXPORTER_OTLP_ENDPOINT")
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if otelEndpoint != "" {
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logger.Debugf("config: OTLP endpoint set to %q, enabling OpenTelemetry", otelEndpoint)
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viper.Set(OpenTelemetryEnabled, "true")
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}
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otelServiceName := os.Getenv("OTEL_SERVICE_NAME")
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if otelServiceName != "" {
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logger.Debugf("config: OTEL_SERVICE_NAME set to %q; overriding %q flag", otelServiceName, OpenTelemetryServiceName)
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viper.Set(OpenTelemetryServiceName, otelServiceName)
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}
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}
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