/
tracing.go
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/
tracing.go
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// Copyright 2020 New Relic Corporation. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package newrelic
import (
"bytes"
"errors"
"fmt"
"net/http"
"net/url"
"time"
"github.com/newrelic/go-agent/v3/internal"
"github.com/newrelic/go-agent/v3/internal/cat"
"github.com/newrelic/go-agent/v3/internal/jsonx"
"github.com/newrelic/go-agent/v3/internal/logger"
)
// txnEvent represents a transaction.
// https://source.datanerd.us/agents/agent-specs/blob/master/Transaction-Events-PORTED.md
// https://newrelic.atlassian.net/wiki/display/eng/Agent+Support+for+Synthetics%3A+Forced+Transaction+Traces+and+Analytic+Events
type txnEvent struct {
HasError bool
FinalName string
Attrs *attributes
CrossProcess txnCrossProcess
BetterCAT betterCAT
Start time.Time
Duration time.Duration
TotalTime time.Duration
Queuing time.Duration
Zone apdexZone
externalCallCount uint64
externalDuration time.Duration
datastoreCallCount uint64
datastoreDuration time.Duration
}
// betterCAT stores the transaction's priority and all fields related
// to a DistributedTracer's Cross-Application Trace.
type betterCAT struct {
Enabled bool
Sampled bool
Priority priority
TxnID string
TraceID string
TransportType string
Inbound *payload
}
// SetTraceAndTxnIDs takes a single 32 character ID and uses it to
// set both the trace (32 char) and transaction (16 char) ID.
func (bc *betterCAT) SetTraceAndTxnIDs(traceID string) {
txnLength := 16
bc.TraceID = traceID
if len(traceID) <= txnLength {
bc.TxnID = traceID
} else {
bc.TxnID = traceID[:txnLength]
}
}
// txnData contains the recorded data of a transaction.
type txnData struct {
IsWeb bool
SlowQueriesEnabled bool
noticeErrors bool // If errors are not expected or ignored, then true
expectedErrors bool
stamp segmentStamp
threadIDCounter uint64
Name string // Work in progress name.
rootSpanID string
txnEvent
TxnTrace txnTrace
Stop time.Time
ApdexThreshold time.Duration
SlowQueryThreshold time.Duration
SlowQueries *slowQueries
// These better CAT supportability fields are left outside of
// TxnEvent.BetterCAT to minimize the size of transaction event memory.
DistributedTracingSupport distributedTracingSupport
TraceIDGenerator *internal.TraceIDGenerator
ShouldCollectSpanEvents func() bool
ShouldCreateSpanGUID func() bool
rootSpanErrData *errorData
Errors txnErrors // Lazily initialized.
SpanEvents []*spanEvent
logs logEventHeap
customSegments map[string]*metricData
datastoreSegments map[datastoreMetricKey]*metricData
externalSegments map[externalMetricKey]*metricData
messageSegments map[internal.MessageMetricKey]*metricData
}
func (t *txnData) saveTraceSegment(end segmentEnd, name string, attrs spanAttributeMap, externalGUID string) {
attrs = t.Attrs.filterSpanAttributes(attrs, destSegment)
t.TxnTrace.witnessNode(end, name, attrs, externalGUID)
}
// tracingThread contains a segment stack that is used to track segment parenting time
// within a single goroutine.
type tracingThread struct {
threadID uint64
stack []segmentFrame
// start and end are used to track the TotalTime this tracingThread was active.
start time.Time
end time.Time
}
// RecordActivity indicates that activity happened at this time on this
// goroutine which helps track total time.
func (thread *tracingThread) RecordActivity(now time.Time) {
if thread.start.IsZero() || now.Before(thread.start) {
thread.start = now
}
if now.After(thread.end) {
thread.end = now
}
}
// TotalTime returns the amount to time that this thread contributes to the
// total time.
func (thread *tracingThread) TotalTime() time.Duration {
if thread.start.Before(thread.end) {
return thread.end.Sub(thread.start)
}
return 0
}
// newTracingThread returns a new tracingThread to track segments in a new goroutine.
func newTracingThread(txndata *txnData) *tracingThread {
// Each thread needs a unique ID.
txndata.threadIDCounter++
return &tracingThread{
threadID: txndata.threadIDCounter,
}
}
type segmentStamp uint64
type segmentTime struct {
Stamp segmentStamp
Time time.Time
}
// segmentStartTime is embedded into the top level segments (rather than
// segmentTime) to minimize the structure sizes to minimize allocations.
type segmentStartTime struct {
Stamp segmentStamp
Depth int
}
type stringJSONWriter string
func (s stringJSONWriter) WriteJSON(buf *bytes.Buffer) {
jsonx.AppendString(buf, string(s))
}
type intJSONWriter int
func (i intJSONWriter) WriteJSON(buf *bytes.Buffer) {
jsonx.AppendInt(buf, int64(i))
}
type floatJSONWriter float64
func (f floatJSONWriter) WriteJSON(buf *bytes.Buffer) {
// Note: we validate the float earlier on in the stack, so we don't need
// to worry about checking the error here.
_ = jsonx.AppendFloat(buf, float64(f))
}
type boolJSONWriter bool
func (b boolJSONWriter) WriteJSON(buf *bytes.Buffer) {
if b {
buf.WriteString("true")
} else {
buf.WriteString("false")
}
}
// spanAttributeMap is used for span attributes and segment attributes. The
// value is a jsonWriter to allow for segment query parameters.
type spanAttributeMap map[string]jsonWriter
func (m *spanAttributeMap) addString(key string, val string) {
if val != "" {
m.add(key, stringJSONWriter(val))
}
}
func (m *spanAttributeMap) addInt(key string, val int) {
m.add(key, intJSONWriter(val))
}
func (m *spanAttributeMap) addBool(key string, val bool) {
m.add(key, boolJSONWriter(val))
}
func (m *spanAttributeMap) addFloat(key string, val float64) {
m.add(key, floatJSONWriter(val))
}
func (m *spanAttributeMap) add(key string, val jsonWriter) {
if *m == nil {
*m = make(spanAttributeMap)
}
(*m)[key] = val
}
func (m spanAttributeMap) copy() spanAttributeMap {
if len(m) == 0 {
return nil
}
cpy := make(spanAttributeMap, len(m))
for k, v := range m {
cpy[k] = v
}
return cpy
}
func (m *spanAttributeMap) addUserAttrs(attrs map[string]userAttribute) {
for key, val := range attrs {
if val.dests&destSpan > 0 {
addAttr(m, key, val.value)
}
}
}
func (m *spanAttributeMap) addAgentAttrs(attrs agentAttributes) {
for key, val := range attrs {
if val.stringVal != "" {
m.addString(key, val.stringVal)
} else {
addAttr(m, key, val.otherVal)
}
}
}
func addAttr(m *spanAttributeMap, key string, val interface{}) {
switch v := val.(type) {
case string:
m.addString(key, v)
case bool:
m.addBool(key, v)
case uint8:
m.addInt(key, int(v))
case uint16:
m.addInt(key, int(v))
case uint32:
m.addInt(key, int(v))
case uint64:
m.addInt(key, int(v))
case uint:
m.addInt(key, int(v))
case uintptr:
m.addInt(key, int(v))
case int8:
m.addInt(key, int(v))
case int16:
m.addInt(key, int(v))
case int32:
m.addInt(key, int(v))
case int64:
m.addInt(key, int(v))
case int:
m.addInt(key, v)
case float32:
m.addFloat(key, float64(v))
case float64:
m.addFloat(key, v)
default:
m.addString(key, fmt.Sprintf("%T", v))
}
}
type segmentFrame struct {
segmentTime
children time.Duration
spanID string
agentAttributes spanAttributeMap
userAttributes spanAttributeMap
}
type segmentEnd struct {
start segmentTime
stop segmentTime
duration time.Duration
exclusive time.Duration
SpanID string
ParentID string
threadID uint64
agentAttributes spanAttributeMap
userAttributes spanAttributeMap
}
func (end segmentEnd) spanEvent() *spanEvent {
if end.SpanID == "" {
return nil
}
return &spanEvent{
GUID: end.SpanID,
ParentID: end.ParentID,
Timestamp: end.start.Time,
Duration: end.duration,
AgentAttributes: end.agentAttributes,
UserAttributes: end.userAttributes,
IsEntrypoint: false,
}
}
const (
datastoreProductUnknown = "Unknown"
datastoreOperationUnknown = "other"
)
// NoticeErrors indicates whether the errors collected count towards error/ metrics
func (t *txnData) NoticeErrors() bool {
return t.noticeErrors
}
// HasErrors indicates whether the transaction had errors.
func (t *txnData) HasErrors() bool {
return len(t.Errors) > 0
}
// HasExpectedErrors is a special case where the txn has errors but we dont increment error metrics
func (t *txnData) HasExpectedErrors() bool {
return t.expectedErrors
}
func (t *txnData) time(now time.Time) segmentTime {
// Update the stamp before using it so that a 0 stamp can be special.
t.stamp++
return segmentTime{
Time: now,
Stamp: t.stamp,
}
}
// AddAgentSpanAttribute allows attributes to be added to spans.
func (thread *tracingThread) AddAgentSpanAttribute(key string, val string) {
if len(thread.stack) > 0 {
thread.stack[len(thread.stack)-1].agentAttributes.addString(key, val)
}
}
// AddUserSpanAttribute allows custom attributes to be added to spans.
func (thread *tracingThread) AddUserSpanAttribute(key string, val interface{}) {
if len(thread.stack) > 0 {
userAttributes := &thread.stack[len(thread.stack)-1].userAttributes
userAttributes.addUserAttrs(map[string]userAttribute{
key: {
value: val,
dests: destAll,
},
})
}
}
// RemoveErrorSpanAttribute allows attributes to be removed from spans.
func (thread *tracingThread) RemoveErrorSpanAttribute(key string) {
stackLen := len(thread.stack)
if stackLen <= 0 {
return
}
delete(thread.stack[stackLen-1].agentAttributes, key)
}
// startSegment begins a segment.
func startSegment(t *txnData, thread *tracingThread, now time.Time) segmentStartTime {
tm := t.time(now)
thread.stack = append(thread.stack, segmentFrame{
segmentTime: tm,
children: 0,
})
return segmentStartTime{
Stamp: tm.Stamp,
Depth: len(thread.stack) - 1,
}
}
// GetRootSpanID returns the root span ID.
func (t *txnData) GetRootSpanID() string {
if t.rootSpanID == "" {
t.rootSpanID = t.TraceIDGenerator.GenerateSpanID()
}
return t.rootSpanID
}
// CurrentSpanIdentifier returns the identifier of the span at the top of the
// segment stack.
func (t *txnData) CurrentSpanIdentifier(thread *tracingThread) string {
if len(thread.stack) == 0 {
return t.GetRootSpanID()
}
if thread.stack[len(thread.stack)-1].spanID == "" {
thread.stack[len(thread.stack)-1].spanID = t.TraceIDGenerator.GenerateSpanID()
}
return thread.stack[len(thread.stack)-1].spanID
}
func (t *txnData) saveSpanEvent(e *spanEvent) {
e.AgentAttributes = t.Attrs.filterSpanAttributes(e.AgentAttributes, destSpan)
if len(t.SpanEvents) < defaultMaxSpanEvents {
t.SpanEvents = append(t.SpanEvents, e)
}
}
var (
errMalformedSegment = errors.New("segment identifier malformed: perhaps unsafe code has modified it?")
// errSegmentOrder indicates that segments have been ended in the
// incorrect order.
errSegmentOrder = errors.New(`improper segment use: segments must be ended in "last started first ended" order: ` +
`use https://godoc.org/github.com/newrelic/go-agent/v3/newrelic#Transaction.NewGoroutine to use the transaction in multiple goroutines`)
)
func endSegment(t *txnData, thread *tracingThread, start segmentStartTime, now time.Time) (segmentEnd, error) {
if start.Stamp == 0 {
return segmentEnd{}, errMalformedSegment
}
if start.Depth >= len(thread.stack) {
return segmentEnd{}, errSegmentOrder
}
if start.Depth < 0 {
return segmentEnd{}, errMalformedSegment
}
frame := thread.stack[start.Depth]
if start.Stamp != frame.Stamp {
return segmentEnd{}, errSegmentOrder
}
var children time.Duration
for i := start.Depth; i < len(thread.stack); i++ {
children += thread.stack[i].children
}
s := segmentEnd{
stop: t.time(now),
start: frame.segmentTime,
agentAttributes: frame.agentAttributes,
userAttributes: frame.userAttributes,
}
if s.stop.Time.After(s.start.Time) {
s.duration = s.stop.Time.Sub(s.start.Time)
}
if s.duration > children {
s.exclusive = s.duration - children
}
// Note that we expect (depth == (len(t.stack) - 1)). However, if
// (depth < (len(t.stack) - 1)), that's ok: could be a panic popped
// some stack frames (and the consumer was not using defer).
if start.Depth > 0 {
thread.stack[start.Depth-1].children += s.duration
}
thread.stack = thread.stack[0:start.Depth]
if fn := t.ShouldCreateSpanGUID; fn != nil && fn() {
s.SpanID = frame.spanID
if s.SpanID == "" {
s.SpanID = t.TraceIDGenerator.GenerateSpanID()
}
}
if fn := t.ShouldCollectSpanEvents; fn != nil && fn() {
// Note that the current span identifier is the parent's
// identifier because we've already popped the segment that's
// ending off of the stack.
s.ParentID = t.CurrentSpanIdentifier(thread)
}
s.threadID = thread.threadID
thread.RecordActivity(s.start.Time)
thread.RecordActivity(s.stop.Time)
return s, nil
}
// endBasicSegment ends a basic segment.
func endBasicSegment(t *txnData, thread *tracingThread, start segmentStartTime, now time.Time, name string) error {
end, err := endSegment(t, thread, start, now)
if err != nil {
return err
}
if nil == t.customSegments {
t.customSegments = make(map[string]*metricData)
}
m := metricDataFromDuration(end.duration, end.exclusive)
if data, ok := t.customSegments[name]; ok {
data.aggregate(m)
} else {
// Use `new` in place of &m so that m is not
// automatically moved to the heap.
cpy := new(metricData)
*cpy = m
t.customSegments[name] = cpy
}
if t.TxnTrace.considerNode(end) {
attributes := end.agentAttributes.copy()
t.saveTraceSegment(end, customSegmentMetric(name), attributes, "")
}
if evt := end.spanEvent(); evt != nil {
evt.Name = customSegmentMetric(name)
evt.Category = spanCategoryGeneric
t.saveSpanEvent(evt)
}
return nil
}
// endExternalParams contains the parameters for endExternalSegment.
type endExternalParams struct {
TxnData *txnData
Thread *tracingThread
Start segmentStartTime
Now time.Time
Logger logger.Logger
Response *http.Response
URL *url.URL
Host string
Library string
Method string
StatusCode *int
}
// endExternalSegment ends an external segment.
func endExternalSegment(p endExternalParams) error {
t := p.TxnData
end, err := endSegment(t, p.Thread, p.Start, p.Now)
if err != nil {
return err
}
// Use the Host field if present, otherwise use host in the URL.
if p.Host == "" && p.URL != nil {
p.Host = p.URL.Host
}
if p.Host == "" {
p.Host = "unknown"
}
if p.Library == "" {
p.Library = "http"
}
var appData *cat.AppDataHeader
if p.Response != nil {
hdr := httpHeaderToAppData(p.Response.Header)
appData, err = t.CrossProcess.ParseAppData(hdr)
if err != nil {
if p.Logger.DebugEnabled() {
p.Logger.Debug("failure to parse cross application response header", map[string]interface{}{
"err": err.Error(),
"header": hdr,
})
}
}
}
var crossProcessID string
var transactionName string
var transactionGUID string
if appData != nil {
crossProcessID = appData.CrossProcessID
transactionName = appData.TransactionName
transactionGUID = appData.TransactionGUID
}
key := externalMetricKey{
Host: p.Host,
Library: p.Library,
Method: p.Method,
ExternalCrossProcessID: crossProcessID,
ExternalTransactionName: transactionName,
}
if t.externalSegments == nil {
t.externalSegments = make(map[externalMetricKey]*metricData)
}
t.externalCallCount++
t.externalDuration += end.duration
m := metricDataFromDuration(end.duration, end.exclusive)
if data, ok := t.externalSegments[key]; ok {
data.aggregate(m)
} else {
// Use `new` in place of &m so that m is not
// automatically moved to the heap.
cpy := new(metricData)
*cpy = m
t.externalSegments[key] = cpy
}
if t.TxnTrace.considerNode(end) {
attributes := end.agentAttributes.copy()
if p.Library == "http" {
attributes.addString(SpanAttributeHTTPURL, safeURL(p.URL))
}
t.saveTraceSegment(end, key.scopedMetric(), attributes, transactionGUID)
}
if evt := end.spanEvent(); evt != nil {
evt.Name = key.scopedMetric()
evt.Category = spanCategoryHTTP
evt.Kind = "client"
evt.Component = p.Library
if p.Library == "http" {
evt.AgentAttributes.addString(SpanAttributeHTTPURL, safeURL(p.URL))
evt.AgentAttributes.addString(SpanAttributeHTTPMethod, p.Method)
}
if p.StatusCode != nil {
evt.AgentAttributes.addInt(SpanAttributeHTTPStatusCode, *p.StatusCode)
} else if p.Response != nil {
evt.AgentAttributes.addInt(SpanAttributeHTTPStatusCode, p.Response.StatusCode)
}
t.saveSpanEvent(evt)
}
return nil
}
// endMessageParams contains the parameters for endMessageSegment.
type endMessageParams struct {
TxnData *txnData
Thread *tracingThread
Start segmentStartTime
Now time.Time
Logger logger.Logger
DestinationName string
Library string
DestinationType string
DestinationTemp bool
}
// endMessageSegment ends an external segment.
func endMessageSegment(p endMessageParams) error {
t := p.TxnData
end, err := endSegment(t, p.Thread, p.Start, p.Now)
if err != nil {
return err
}
key := internal.MessageMetricKey{
Library: p.Library,
DestinationType: p.DestinationType,
DestinationName: p.DestinationName,
DestinationTemp: p.DestinationTemp,
}
if t.messageSegments == nil {
t.messageSegments = make(map[internal.MessageMetricKey]*metricData)
}
m := metricDataFromDuration(end.duration, end.exclusive)
if data, ok := t.messageSegments[key]; ok {
data.aggregate(m)
} else {
// Use `new` in place of &m so that m is not
// automatically moved to the heap.
cpy := new(metricData)
*cpy = m
t.messageSegments[key] = cpy
}
if t.TxnTrace.considerNode(end) {
attributes := end.agentAttributes.copy()
t.saveTraceSegment(end, key.Name(), attributes, "")
}
if evt := end.spanEvent(); evt != nil {
evt.Name = key.Name()
evt.Category = spanCategoryGeneric
t.saveSpanEvent(evt)
}
return nil
}
// endDatastoreParams contains the parameters for endDatastoreSegment.
type endDatastoreParams struct {
TxnData *txnData
Thread *tracingThread
Start segmentStartTime
Now time.Time
Product string
Collection string
Operation string
ParameterizedQuery string
QueryParameters map[string]interface{}
Host string
PortPathOrID string
Database string
ThisHost string
}
const (
unknownDatastoreHost = "unknown"
unknownDatastorePortPathOrID = "unknown"
)
var (
hostsToReplace = map[string]struct{}{
"localhost": {},
"127.0.0.1": {},
"0.0.0.0": {},
"0:0:0:0:0:0:0:1": {},
"::1": {},
"0:0:0:0:0:0:0:0": {},
"::": {},
}
)
func (t txnData) slowQueryWorthy(d time.Duration) bool {
return t.SlowQueriesEnabled && (d >= t.SlowQueryThreshold)
}
func datastoreSpanAddress(host, portPathOrID string) string {
if host != "" && portPathOrID != "" {
return host + ":" + portPathOrID
}
if host != "" {
return host
}
return portPathOrID
}
// endDatastoreSegment ends a datastore segment.
func endDatastoreSegment(p endDatastoreParams) error {
end, err := endSegment(p.TxnData, p.Thread, p.Start, p.Now)
if err != nil {
return err
}
if p.Operation == "" {
p.Operation = datastoreOperationUnknown
}
if p.Product == "" {
p.Product = datastoreProductUnknown
}
if p.Host == "" && p.PortPathOrID != "" {
p.Host = unknownDatastoreHost
}
if p.PortPathOrID == "" && p.Host != "" {
p.PortPathOrID = unknownDatastorePortPathOrID
}
if _, ok := hostsToReplace[p.Host]; ok {
p.Host = p.ThisHost
}
// We still want to create a slowQuery if the consumer has not provided
// a Query string (or it has been removed by LASP) since the stack trace
// has value.
if p.ParameterizedQuery == "" {
collection := p.Collection
if collection == "" {
collection = "unknown"
}
p.ParameterizedQuery = fmt.Sprintf(`'%s' on '%s' using '%s'`,
p.Operation, collection, p.Product)
}
key := datastoreMetricKey{
Product: p.Product,
Collection: p.Collection,
Operation: p.Operation,
Host: p.Host,
PortPathOrID: p.PortPathOrID,
}
if p.TxnData.datastoreSegments == nil {
p.TxnData.datastoreSegments = make(map[datastoreMetricKey]*metricData)
}
p.TxnData.datastoreCallCount++
p.TxnData.datastoreDuration += end.duration
m := metricDataFromDuration(end.duration, end.exclusive)
if data, ok := p.TxnData.datastoreSegments[key]; ok {
data.aggregate(m)
} else {
// Use `new` in place of &m so that m is not
// automatically moved to the heap.
cpy := new(metricData)
*cpy = m
p.TxnData.datastoreSegments[key] = cpy
}
scopedMetric := datastoreScopedMetric(key)
// errors in QueryParameters must not stop the recording of the segment
queryParams, err := vetQueryParameters(p.QueryParameters)
if p.TxnData.TxnTrace.considerNode(end) {
attributes := end.agentAttributes.copy()
attributes.addString(SpanAttributeDBStatement, p.ParameterizedQuery)
attributes.addString(SpanAttributeDBInstance, p.Database)
attributes.addString(SpanAttributePeerAddress, datastoreSpanAddress(p.Host, p.PortPathOrID))
attributes.addString(SpanAttributePeerHostname, p.Host)
if len(queryParams) > 0 {
attributes.add(spanAttributeQueryParameters, queryParams)
}
p.TxnData.saveTraceSegment(end, scopedMetric, attributes, "")
}
if p.TxnData.slowQueryWorthy(end.duration) {
if nil == p.TxnData.SlowQueries {
p.TxnData.SlowQueries = newSlowQueries(maxTxnSlowQueries)
}
p.TxnData.SlowQueries.observeInstance(slowQueryInstance{
Duration: end.duration,
DatastoreMetric: scopedMetric,
ParameterizedQuery: p.ParameterizedQuery,
QueryParameters: queryParams,
Host: p.Host,
PortPathOrID: p.PortPathOrID,
DatabaseName: p.Database,
StackTrace: getStackTrace(),
})
}
if evt := end.spanEvent(); evt != nil {
evt.Name = scopedMetric
evt.Category = spanCategoryDatastore
evt.Kind = "client"
evt.Component = p.Product
evt.AgentAttributes.addString(SpanAttributeDBStatement, p.ParameterizedQuery)
evt.AgentAttributes.addString(SpanAttributeDBInstance, p.Database)
evt.AgentAttributes.addString(SpanAttributePeerAddress, datastoreSpanAddress(p.Host, p.PortPathOrID))
evt.AgentAttributes.addString(SpanAttributePeerHostname, p.Host)
evt.AgentAttributes.addString(SpanAttributeDBCollection, p.Collection)
p.TxnData.saveSpanEvent(evt)
}
return err
}
// MergeBreakdownMetrics creates segment metrics.
func mergeBreakdownMetrics(t *txnData, metrics *metricTable) {
scope := t.FinalName
isWeb := t.IsWeb
// Custom Segment Metrics
for key, data := range t.customSegments {
name := customSegmentMetric(key)
// Unscoped
metrics.add(name, "", *data, unforced)
// Scoped
metrics.add(name, scope, *data, unforced)
}
// External Segment Metrics
for key, data := range t.externalSegments {
metrics.add(externalRollupMetric.all, "", *data, forced)
metrics.add(externalRollupMetric.webOrOther(isWeb), "", *data, forced)
hostMetric := externalHostMetric(key)
metrics.add(hostMetric, "", *data, unforced)
if key.ExternalCrossProcessID != "" && key.ExternalTransactionName != "" {
txnMetric := externalTransactionMetric(key)
// Unscoped CAT metrics
metrics.add(externalAppMetric(key), "", *data, unforced)
metrics.add(txnMetric, "", *data, unforced)
}
// Scoped External Metric
metrics.add(key.scopedMetric(), scope, *data, unforced)
}
// Datastore Segment Metrics
for key, data := range t.datastoreSegments {
metrics.add(datastoreRollupMetric.all, "", *data, forced)
metrics.add(datastoreRollupMetric.webOrOther(isWeb), "", *data, forced)
product := datastoreProductMetric(key)
metrics.add(product.all, "", *data, forced)
metrics.add(product.webOrOther(isWeb), "", *data, forced)
if key.Host != "" && key.PortPathOrID != "" {
instance := datastoreInstanceMetric(key)
metrics.add(instance, "", *data, unforced)
}
operation := datastoreOperationMetric(key)
metrics.add(operation, "", *data, unforced)
if key.Collection != "" {
statement := datastoreStatementMetric(key)
metrics.add(statement, "", *data, unforced)
metrics.add(statement, scope, *data, unforced)
} else {
metrics.add(operation, scope, *data, unforced)
}
}
// Message Segment Metrics
for key, data := range t.messageSegments {
metric := key.Name()
metrics.add(metric, scope, *data, unforced)
metrics.add(metric, "", *data, unforced)
}
}