mirror of https://github.com/poanetwork/quorum.git
180 lines
4.9 KiB
Go
180 lines
4.9 KiB
Go
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// Copyright (c) 2017 Uber Technologies, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package jaeger
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import (
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"time"
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"github.com/opentracing/opentracing-go"
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j "github.com/uber/jaeger-client-go/thrift-gen/jaeger"
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"github.com/uber/jaeger-client-go/utils"
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)
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// BuildJaegerThrift builds jaeger span based on internal span.
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func BuildJaegerThrift(span *Span) *j.Span {
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span.Lock()
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defer span.Unlock()
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startTime := utils.TimeToMicrosecondsSinceEpochInt64(span.startTime)
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duration := span.duration.Nanoseconds() / int64(time.Microsecond)
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jaegerSpan := &j.Span{
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TraceIdLow: int64(span.context.traceID.Low),
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TraceIdHigh: int64(span.context.traceID.High),
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SpanId: int64(span.context.spanID),
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ParentSpanId: int64(span.context.parentID),
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OperationName: span.operationName,
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Flags: int32(span.context.flags),
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StartTime: startTime,
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Duration: duration,
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Tags: buildTags(span.tags, span.tracer.options.maxTagValueLength),
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Logs: buildLogs(span.logs),
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References: buildReferences(span.references),
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}
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return jaegerSpan
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}
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// BuildJaegerProcessThrift creates a thrift Process type.
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func BuildJaegerProcessThrift(span *Span) *j.Process {
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span.Lock()
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defer span.Unlock()
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return buildJaegerProcessThrift(span.tracer)
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}
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func buildJaegerProcessThrift(tracer *Tracer) *j.Process {
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process := &j.Process{
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ServiceName: tracer.serviceName,
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Tags: buildTags(tracer.tags, tracer.options.maxTagValueLength),
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}
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if tracer.process.UUID != "" {
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process.Tags = append(process.Tags, &j.Tag{Key: TracerUUIDTagKey, VStr: &tracer.process.UUID, VType: j.TagType_STRING})
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}
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return process
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}
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func buildTags(tags []Tag, maxTagValueLength int) []*j.Tag {
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jTags := make([]*j.Tag, 0, len(tags))
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for _, tag := range tags {
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jTag := buildTag(&tag, maxTagValueLength)
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jTags = append(jTags, jTag)
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}
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return jTags
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}
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func buildLogs(logs []opentracing.LogRecord) []*j.Log {
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jLogs := make([]*j.Log, 0, len(logs))
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for _, log := range logs {
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jLog := &j.Log{
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Timestamp: utils.TimeToMicrosecondsSinceEpochInt64(log.Timestamp),
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Fields: ConvertLogsToJaegerTags(log.Fields),
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}
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jLogs = append(jLogs, jLog)
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}
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return jLogs
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}
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func buildTag(tag *Tag, maxTagValueLength int) *j.Tag {
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jTag := &j.Tag{Key: tag.key}
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switch value := tag.value.(type) {
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case string:
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vStr := truncateString(value, maxTagValueLength)
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jTag.VStr = &vStr
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jTag.VType = j.TagType_STRING
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case []byte:
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if len(value) > maxTagValueLength {
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value = value[:maxTagValueLength]
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}
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jTag.VBinary = value
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jTag.VType = j.TagType_BINARY
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case int:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case uint:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case int8:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case uint8:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case int16:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case uint16:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case int32:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case uint32:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case int64:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case uint64:
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vLong := int64(value)
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jTag.VLong = &vLong
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jTag.VType = j.TagType_LONG
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case float32:
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vDouble := float64(value)
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jTag.VDouble = &vDouble
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jTag.VType = j.TagType_DOUBLE
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case float64:
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vDouble := float64(value)
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jTag.VDouble = &vDouble
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jTag.VType = j.TagType_DOUBLE
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case bool:
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vBool := value
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jTag.VBool = &vBool
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jTag.VType = j.TagType_BOOL
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default:
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vStr := truncateString(stringify(value), maxTagValueLength)
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jTag.VStr = &vStr
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jTag.VType = j.TagType_STRING
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}
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return jTag
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}
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func buildReferences(references []Reference) []*j.SpanRef {
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retMe := make([]*j.SpanRef, 0, len(references))
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for _, ref := range references {
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if ref.Type == opentracing.ChildOfRef {
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retMe = append(retMe, spanRef(ref.Context, j.SpanRefType_CHILD_OF))
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} else if ref.Type == opentracing.FollowsFromRef {
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retMe = append(retMe, spanRef(ref.Context, j.SpanRefType_FOLLOWS_FROM))
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}
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}
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return retMe
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}
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func spanRef(ctx SpanContext, refType j.SpanRefType) *j.SpanRef {
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return &j.SpanRef{
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RefType: refType,
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TraceIdLow: int64(ctx.traceID.Low),
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TraceIdHigh: int64(ctx.traceID.High),
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SpanId: int64(ctx.spanID),
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}
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}
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