vendor: update buildkit

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/go.opentelemetry.io/otel/sdk/internal/env/env.go

@@ -21,27 +21,72 @@ import (
 	"go.opentelemetry.io/otel/internal/global"
 )
 
-// Environment variable names
+// Environment variable names.
 const (
-	// BatchSpanProcessorScheduleDelayKey
-	// Delay interval between two consecutive exports.
-	// i.e. 5000
+	// BatchSpanProcessorScheduleDelayKey is the delay interval between two
+	// consecutive exports (i.e. 5000).
 	BatchSpanProcessorScheduleDelayKey = "OTEL_BSP_SCHEDULE_DELAY"
-	// BatchSpanProcessorExportTimeoutKey
-	// Maximum allowed time to export data.
-	// i.e. 3000
+	// BatchSpanProcessorExportTimeoutKey is the maximum allowed time to
+	// export data (i.e. 3000).
 	BatchSpanProcessorExportTimeoutKey = "OTEL_BSP_EXPORT_TIMEOUT"
-	// BatchSpanProcessorMaxQueueSizeKey
-	// Maximum queue size
-	// i.e. 2048
+	// BatchSpanProcessorMaxQueueSizeKey is the maximum queue size (i.e. 2048).
 	BatchSpanProcessorMaxQueueSizeKey = "OTEL_BSP_MAX_QUEUE_SIZE"
-	// BatchSpanProcessorMaxExportBatchSizeKey
-	// Maximum batch size
-	// Note: Must be less than or equal to EnvBatchSpanProcessorMaxQueueSize
-	// i.e. 512
+	// 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"
 )
 
+// firstInt returns the value of the first matching environment variable from
+// keys. If the value is not an integer or no match is found, defaultValue is
+// returned.
+func firstInt(defaultValue int, keys ...string) int {
+	for _, key := range keys {
+		value, ok := os.LookupEnv(key)
+		if !ok {
+			continue
+		}
+
+		intValue, err := strconv.Atoi(value)
+		if err != nil {
+			global.Info("Got invalid value, number value expected.", key, value)
+			return defaultValue
+		}
+
+		return intValue
+	}
+
+	return defaultValue
+}
+
 // IntEnvOr returns the int value of the environment variable with name key if
 // it exists and the value is an int. Otherwise, defaultValue is returned.
 func IntEnvOr(key string, defaultValue int) int {
@@ -86,3 +131,47 @@ func BatchSpanProcessorMaxQueueSize(defaultValue int) int {
 func BatchSpanProcessorMaxExportBatchSize(defaultValue int) int {
 	return IntEnvOr(BatchSpanProcessorMaxExportBatchSizeKey, defaultValue)
 }
+
+// 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 SpanAttributeValueLength(defaultValue int) int {
+	return firstInt(defaultValue, SpanAttributeValueLengthKey, AttributeValueLengthKey)
+}
+
+// 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 SpanAttributeCount(defaultValue int) int {
+	return firstInt(defaultValue, SpanAttributeCountKey, AttributeCountKey)
+}
+
+// SpanEventCount returns the environment variable value for the
+// OTEL_SPAN_EVENT_COUNT_LIMIT key if it exists, otherwise defaultValue is
+// returned.
+func SpanEventCount(defaultValue int) int {
+	return IntEnvOr(SpanEventCountKey, defaultValue)
+}
+
+// SpanEventAttributeCount returns the environment variable value for the
+// OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT key if it exists, otherwise defaultValue
+// is returned.
+func SpanEventAttributeCount(defaultValue int) int {
+	return IntEnvOr(SpanEventAttributeCountKey, defaultValue)
+}
+
+// SpanLinkCount returns the environment variable value for the
+// OTEL_SPAN_LINK_COUNT_LIMIT key if it exists, otherwise defaultValue is
+// returned.
+func SpanLinkCount(defaultValue int) int {
+	return IntEnvOr(SpanLinkCountKey, defaultValue)
+}
+
+// SpanLinkAttributeCount returns the environment variable value for the
+// OTEL_LINK_ATTRIBUTE_COUNT_LIMIT key if it exists, otherwise defaultValue is
+// returned.
+func SpanLinkAttributeCount(defaultValue int) int {
+	return IntEnvOr(SpanLinkAttributeCountKey, defaultValue)
+}