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103 lines
3.4 KiB
Go
103 lines
3.4 KiB
Go
package jaeger
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// ReferenceType is the reference type of one span to another
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type ReferenceType string
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// TraceID is the shared trace ID of all spans in the trace.
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type TraceID string
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// SpanID is the id of a span
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type SpanID string
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// ProcessID is a hashed value of the Process struct that is unique within the trace.
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type ProcessID string
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// ValueType is the type of a value stored in KeyValue struct.
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type ValueType string
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const (
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// ChildOf means a span is the child of another span
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ChildOf ReferenceType = "CHILD_OF"
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// FollowsFrom means a span follows from another span
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FollowsFrom ReferenceType = "FOLLOWS_FROM"
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// StringType indicates a string value stored in KeyValue
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StringType ValueType = "string"
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// BoolType indicates a Boolean value stored in KeyValue
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BoolType ValueType = "bool"
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// Int64Type indicates a 64bit signed integer value stored in KeyValue
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Int64Type ValueType = "int64"
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// Float64Type indicates a 64bit float value stored in KeyValue
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Float64Type ValueType = "float64"
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// BinaryType indicates an arbitrary byte array stored in KeyValue
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BinaryType ValueType = "binary"
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)
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// Trace is a list of spans
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type Trace struct {
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TraceID TraceID `json:"traceID"`
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Spans []Span `json:"spans"`
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Processes map[ProcessID]Process `json:"processes"`
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Warnings []string `json:"warnings"`
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}
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// Span is a span denoting a piece of work in some infrastructure
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// When converting to UI model, ParentSpanID and Process should be dereferenced into
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// References and ProcessID, respectively.
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// When converting to ES model, ProcessID and Warnings should be omitted. Even if
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// included, ES with dynamic settings off will automatically ignore unneeded fields.
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type Span struct {
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TraceID TraceID `json:"traceID"`
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SpanID SpanID `json:"spanID"`
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ParentSpanID SpanID `json:"parentSpanID,omitempty"` // deprecated
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Flags uint32 `json:"flags,omitempty"`
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OperationName string `json:"operationName"`
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References []Reference `json:"references"`
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StartTime uint64 `json:"startTime"` // microseconds since Unix epoch
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Duration uint64 `json:"duration"` // microseconds
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Tags []KeyValue `json:"tags"`
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Logs []Log `json:"logs"`
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ProcessID ProcessID `json:"processID,omitempty"`
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Process *Process `json:"process,omitempty"`
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Warnings []string `json:"warnings"`
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}
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// Reference is a reference from one span to another
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type Reference struct {
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RefType ReferenceType `json:"refType"`
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TraceID TraceID `json:"traceID"`
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SpanID SpanID `json:"spanID"`
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}
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// Process is the process emitting a set of spans
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type Process struct {
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ServiceName string `json:"serviceName"`
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Tags []KeyValue `json:"tags"`
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}
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// Log is a log emitted in a span
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type Log struct {
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Timestamp uint64 `json:"timestamp"`
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Fields []KeyValue `json:"fields"`
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}
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// KeyValue is a key-value pair with typed value.
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type KeyValue struct {
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Key string `json:"key"`
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Type ValueType `json:"type,omitempty"`
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Value interface{} `json:"value"`
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}
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// DependencyLink shows dependencies between services
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type DependencyLink struct {
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Parent string `json:"parent"`
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Child string `json:"child"`
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CallCount uint64 `json:"callCount"`
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}
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// Operation defines the data in the operation response when query operation by service and span kind
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type Operation struct {
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Name string `json:"name"`
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SpanKind string `json:"spanKind"`
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}
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