tracing

type Config struct {
	// Protocol sets how we send spans to jaeger - over udp or over http
	Protocol string `yaml:"protocol" validate:"required,oneof=udp http UDP HTTP otlp_http OTLP_HTTP"`

	// Host - sets hostname of Jaeger agent, overrides environment value of OTEL_EXPORTER_JAEGER_AGENT_HOST.
	// Default value is `localhost`
	Host string `yaml:"host"`
	// Port - sets port where Jaeger agent listens, overrides environment value of OTEL_EXPORTER_JAEGER_AGENT_PORT.
	// Default value is `6831`
	Port string `yaml:"port"`

	// Endpoint is the URL for the Jaeger collector that spans are sent to,
	// overrides value of environment variable OTEL_EXPORTER_JAEGER_ENDPOINT.
	// Default value is `http://localhost:14268/api/traces`
	Endpoint string `yaml:"endpoint"`
	// Username used for basic authorization to access Jaeger collector. Setting value overrides environment
	// variable OTEL_EXPORTER_JAEGER_USER. Default is empty
	Username string `yaml:"username"`
	// Password  used for basic authorization to access Jaeger collector. Setting value overrides environment
	// variable OTEL_EXPORTER_JAEGER_PASSWORD. Default is empty
	Password string `yaml:"password"`

	// OTLPEndpoint sets HTTP OTLP collector url, overrides value of environment variable of OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
	// Default is  "https://localhost:4318/v1/traces". See full documentation for environment options supported:
	// https://pkg.go.dev/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp#pkg-overview
	OTLPEndpoint string `yaml:"otlp_endpoint"`

	// Insecure allows insecure connections over HTTP protocol where connection via HTTPS are preferred
	Insecure bool `yaml:"insecure"`
	// Ratio sets percent of spans to record, where 1 - means every span is recorded, 0 - no spans recorded and .05 means only 5% of spans are recorded
	Ratio float64 `yaml:"ratio" validate:"required,lte=1,gte=0"`

	/*
	   Extra trace provider options like samplers and so on applied for all exporters
	*/
	// TraceProviderOptions allows to add extra tracer provider options like custom sampler and so on
	TraceProviderOptions []tracesdk.TracerProviderOption `yaml:"-"`
}

type HTTPConfig struct {
	Endpoint string  `yaml:"endpoint"`
	Username string  `yaml:"username"`
	Password string  `yaml:"password"`
	Ratio    float64 `yaml:"ratio" validate:"lte=1,gte=0"`
	// TraceProviderOptions allows to add extra tracer provider options like custom sampler and so on
	TraceProviderOptions []tracesdk.TracerProviderOption `yaml:"-"`
}

type OTLPoverHTTPConfig struct {
	Endpoint             string                          `yaml:"endpoint"`
	Compression          bool                            `yaml:"compression"`
	Ratio                float64                         `yaml:"ratio" validate:"lte=1,gte=0"`
	Headers              map[string]string               `yaml:"headers"`
	Opts                 []otlptracehttp.Option          `yaml:"-"`
	Insecure             bool                            `yaml:"insecure"`
	TraceProviderOptions []tracesdk.TracerProviderOption `yaml:"-"`
}

type UDPConfig struct {
	// Host - sets hostname of Jaeger agent, overrides environment value of OTEL_EXPORTER_JAEGER_AGENT_HOST.
	// Default value is `localhost`
	Host string `yaml:"host"`
	// Port - sets port where Jaeger agent listens, overrides environment value of OTEL_EXPORTER_JAEGER_AGENT_PORT.
	// Default value is `6831`
	Port string `yaml:"port"`
	// Ratio sets percent of spans to record, where 1 - means every span is recorded, 0 - no spans recorded and .05 means only 5% of spans are recorded
	Ratio float64 `yaml:"ratio" validate:"required,lte=1,gte=0"`
	// TraceProviderOptions allows to add extra tracer provider options like custom sampler and so on
	TraceProviderOptions []tracesdk.TracerProviderOption `yaml:"-"`
}