Environment variable names.
const (
// BatchSpanProcessorScheduleDelayKey is the delay interval between two
// consecutive exports (i.e. 5000).
BatchSpanProcessorScheduleDelayKey = "OTEL_BSP_SCHEDULE_DELAY"
// BatchSpanProcessorExportTimeoutKey is the maximum allowed time to
// export data (i.e. 3000).
BatchSpanProcessorExportTimeoutKey = "OTEL_BSP_EXPORT_TIMEOUT"
// BatchSpanProcessorMaxQueueSizeKey is the maximum queue size (i.e. 2048).
BatchSpanProcessorMaxQueueSizeKey = "OTEL_BSP_MAX_QUEUE_SIZE"
// BatchSpanProcessorMaxExportBatchSizeKey is the maximum batch size (i.e.
// 512). Note: it must be less than or equal to
// EnvBatchSpanProcessorMaxQueueSize.
BatchSpanProcessorMaxExportBatchSizeKey = "OTEL_BSP_MAX_EXPORT_BATCH_SIZE"
// AttributeValueLengthKey is the maximum allowed attribute value size.
AttributeValueLengthKey = "OTEL_ATTRIBUTE_VALUE_LENGTH_LIMIT"
// AttributeCountKey is the maximum allowed span attribute count.
AttributeCountKey = "OTEL_ATTRIBUTE_COUNT_LIMIT"
// SpanAttributeValueLengthKey is the maximum allowed attribute value size
// for a span.
SpanAttributeValueLengthKey = "OTEL_SPAN_ATTRIBUTE_VALUE_LENGTH_LIMIT"
// SpanAttributeCountKey is the maximum allowed span attribute count for a
// span.
SpanAttributeCountKey = "OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT"
// SpanEventCountKey is the maximum allowed span event count.
SpanEventCountKey = "OTEL_SPAN_EVENT_COUNT_LIMIT"
// SpanEventAttributeCountKey is the maximum allowed attribute per span
// event count.
SpanEventAttributeCountKey = "OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT"
// SpanLinkCountKey is the maximum allowed span link count.
SpanLinkCountKey = "OTEL_SPAN_LINK_COUNT_LIMIT"
// SpanLinkAttributeCountKey is the maximum allowed attribute per span
// link count.
SpanLinkAttributeCountKey = "OTEL_LINK_ATTRIBUTE_COUNT_LIMIT"
)
func BatchSpanProcessorExportTimeout(defaultValue int) int
BatchSpanProcessorExportTimeout returns the environment variable value for the OTEL_BSP_EXPORT_TIMEOUT key if it exists, otherwise defaultValue is returned.
func BatchSpanProcessorMaxExportBatchSize(defaultValue int) int
BatchSpanProcessorMaxExportBatchSize returns the environment variable value for the OTEL_BSP_MAX_EXPORT_BATCH_SIZE key if it exists, otherwise defaultValue is returned.
func BatchSpanProcessorMaxQueueSize(defaultValue int) int
BatchSpanProcessorMaxQueueSize returns the environment variable value for the OTEL_BSP_MAX_QUEUE_SIZE key if it exists, otherwise defaultValue is returned.
func BatchSpanProcessorScheduleDelay(defaultValue int) int
BatchSpanProcessorScheduleDelay returns the environment variable value for the OTEL_BSP_SCHEDULE_DELAY key if it exists, otherwise defaultValue is returned.
func IntEnvOr(key string, defaultValue int) int
IntEnvOr returns the int value of the environment variable with name key if it exists, it is not empty, and the value is an int. Otherwise, defaultValue is returned.
func SpanAttributeCount(defaultValue int) int
SpanAttributeCount returns the environment variable value for the OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT key if it exists. Otherwise, the environment variable value for OTEL_ATTRIBUTE_COUNT_LIMIT is returned or defaultValue if that is not set.
func SpanAttributeValueLength(defaultValue int) int
SpanAttributeValueLength returns the environment variable value for the OTEL_SPAN_ATTRIBUTE_VALUE_LENGTH_LIMIT key if it exists. Otherwise, the environment variable value for OTEL_ATTRIBUTE_VALUE_LENGTH_LIMIT is returned or defaultValue if that is not set.
func SpanEventAttributeCount(defaultValue int) int
SpanEventAttributeCount returns the environment variable value for the OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT key if it exists, otherwise defaultValue is returned.
func SpanEventCount(defaultValue int) int
SpanEventCount returns the environment variable value for the OTEL_SPAN_EVENT_COUNT_LIMIT key if it exists, otherwise defaultValue is returned.
func SpanLinkAttributeCount(defaultValue int) int
SpanLinkAttributeCount returns the environment variable value for the OTEL_LINK_ATTRIBUTE_COUNT_LIMIT key if it exists, otherwise defaultValue is returned.
func SpanLinkCount(defaultValue int) int
SpanLinkCount returns the environment variable value for the OTEL_SPAN_LINK_COUNT_LIMIT key if it exists, otherwise defaultValue is returned.