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trace.go
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trace.go
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package resolve
import (
"context"
"encoding/json"
"github.com/google/uuid"
)
type RequestTraceOptions struct {
// Enable switches tracing on or off
Enable bool
// ExcludePlannerStats excludes planner timing information from the trace output
ExcludePlannerStats bool
// ExcludeRawInputData excludes the raw input for a load operation from the trace output
ExcludeRawInputData bool
// ExcludeInput excludes the rendered input for a load operation from the trace output
ExcludeInput bool
// ExcludeOutput excludes the result of a load operation from the trace output
ExcludeOutput bool
// ExcludeLoadStats excludes the load timing information from the trace output
ExcludeLoadStats bool
// EnablePredictableDebugTimings makes the timings in the trace output predictable for debugging purposes
EnablePredictableDebugTimings bool
IncludeTraceOutputInResponseExtensions bool
}
func (r *RequestTraceOptions) EnableAll() {
r.Enable = true
r.ExcludePlannerStats = false
r.ExcludeRawInputData = false
r.ExcludeInput = false
r.ExcludeOutput = false
r.ExcludeLoadStats = false
r.EnablePredictableDebugTimings = false
r.IncludeTraceOutputInResponseExtensions = true
}
func (r *RequestTraceOptions) DisableAll() {
r.Enable = false
r.ExcludePlannerStats = true
r.ExcludeRawInputData = true
r.ExcludeInput = true
r.ExcludeOutput = true
r.ExcludeLoadStats = true
r.EnablePredictableDebugTimings = false
r.IncludeTraceOutputInResponseExtensions = false
}
type TraceFetchType string
const (
TraceFetchTypeSingle TraceFetchType = "single"
TraceFetchTypeParallel TraceFetchType = "parallel"
TraceFetchTypeSerial TraceFetchType = "serial"
TraceFetchTypeParallelListItem TraceFetchType = "parallelListItem"
TraceFetchTypeEntity TraceFetchType = "entity"
TraceFetchTypeBatchEntity TraceFetchType = "batchEntity"
)
type TraceNodeType string
const (
TraceNodeTypeObject TraceNodeType = "object"
TraceNodeTypeEmptyObject TraceNodeType = "emptyObject"
TraceNodeTypeArray TraceNodeType = "array"
TraceNodeTypeEmptyArray TraceNodeType = "emptyArray"
TraceNodeTypeNull TraceNodeType = "null"
TraceNodeTypeString TraceNodeType = "string"
TraceNodeTypeBoolean TraceNodeType = "boolean"
TraceNodeTypeInteger TraceNodeType = "integer"
TraceNodeTypeFloat TraceNodeType = "float"
TraceNodeTypeBigInt TraceNodeType = "bigint"
TraceNodeTypeCustom TraceNodeType = "custom"
TraceNodeTypeScalar TraceNodeType = "scalar"
TraceNodeTypeUnknown TraceNodeType = "unknown"
)
type TraceFetch struct {
Id string `json:"id,omitempty"`
Type TraceFetchType `json:"type,omitempty"`
Path string `json:"path,omitempty"`
DataSourceID string `json:"data_source_id,omitempty"`
Fetches []*TraceFetch `json:"fetches,omitempty"`
DataSourceLoadTrace *DataSourceLoadTrace `json:"datasource_load_trace,omitempty"`
DataSourceLoadTraces []*DataSourceLoadTrace `json:"data_source_load_traces,omitempty"`
}
type TraceFetchEvents struct {
InputBeforeSourceLoad json.RawMessage `json:"input_before_source_load,omitempty"`
}
type TraceField struct {
Name string `json:"name,omitempty"`
Value *TraceNode `json:"value,omitempty"`
ParentTypeNames []string `json:"parent_type_names,omitempty"`
NamedType string `json:"named_type,omitempty"`
DataSourceIDs []string `json:"data_source_ids,omitempty"`
}
type TraceNode struct {
Info *TraceInfo `json:"info,omitempty"`
Fetch *TraceFetch `json:"fetch,omitempty"`
NodeType TraceNodeType `json:"node_type,omitempty"`
Nullable bool `json:"nullable,omitempty"`
Path []string `json:"path,omitempty"`
Fields []*TraceField `json:"fields,omitempty"`
Items []*TraceNode `json:"items,omitempty"`
UnescapeResponseJson bool `json:"unescape_response_json,omitempty"`
IsTypeName bool `json:"is_type_name,omitempty"`
}
func getNodeType(kind NodeKind) TraceNodeType {
switch kind {
case NodeKindObject:
return TraceNodeTypeObject
case NodeKindEmptyObject:
return TraceNodeTypeEmptyObject
case NodeKindArray:
return TraceNodeTypeArray
case NodeKindEmptyArray:
return TraceNodeTypeEmptyArray
case NodeKindNull:
return TraceNodeTypeNull
case NodeKindString:
return TraceNodeTypeString
case NodeKindBoolean:
return TraceNodeTypeBoolean
case NodeKindInteger:
return TraceNodeTypeInteger
case NodeKindFloat:
return TraceNodeTypeFloat
case NodeKindBigInt:
return TraceNodeTypeBigInt
case NodeKindCustom:
return TraceNodeTypeCustom
case NodeKindScalar:
return TraceNodeTypeScalar
default:
return TraceNodeTypeUnknown
}
}
func parseField(f *Field) *TraceField {
if f == nil {
return nil
}
field := &TraceField{
Name: string(f.Name),
Value: parseNode(f.Value),
}
if f.Info == nil {
return field
}
field.ParentTypeNames = f.Info.ParentTypeNames
field.NamedType = f.Info.NamedType
field.DataSourceIDs = f.Info.Source.IDs
return field
}
func parseFetch(fetch Fetch) *TraceFetch {
traceFetch := &TraceFetch{
Id: uuid.NewString(),
}
switch f := fetch.(type) {
case *SingleFetch:
traceFetch.Type = TraceFetchTypeSingle
if f.Trace != nil {
traceFetch.DataSourceLoadTrace = f.Trace
traceFetch.Path = f.Trace.Path
}
if f.Info != nil {
traceFetch.DataSourceID = f.Info.DataSourceID
}
case *ParallelFetch:
traceFetch.Type = TraceFetchTypeParallel
if f.Trace != nil {
traceFetch.Path = f.Trace.Path
}
for _, subFetch := range f.Fetches {
traceFetch.Fetches = append(traceFetch.Fetches, parseFetch(subFetch))
}
case *SerialFetch:
traceFetch.Type = TraceFetchTypeSerial
if f.Trace != nil {
traceFetch.Path = f.Trace.Path
}
for _, subFetch := range f.Fetches {
traceFetch.Fetches = append(traceFetch.Fetches, parseFetch(subFetch))
}
case *ParallelListItemFetch:
traceFetch.Type = TraceFetchTypeParallelListItem
if f.Trace != nil {
traceFetch.Path = f.Trace.Path
}
traceFetch.Fetches = append(traceFetch.Fetches, parseFetch(f.Fetch))
if f.Traces != nil {
for _, trace := range f.Traces {
if trace.Trace != nil {
traceFetch.DataSourceLoadTraces = append(traceFetch.DataSourceLoadTraces, trace.Trace)
}
if trace.Info != nil {
traceFetch.DataSourceID = trace.Info.DataSourceID
}
}
}
case *EntityFetch:
traceFetch.Type = TraceFetchTypeEntity
if f.Trace != nil {
traceFetch.DataSourceLoadTrace = f.Trace
traceFetch.Path = f.Trace.Path
}
if f.Info != nil {
traceFetch.DataSourceID = f.Info.DataSourceID
}
case *BatchEntityFetch:
traceFetch.Type = TraceFetchTypeBatchEntity
if f.Trace != nil {
traceFetch.DataSourceLoadTrace = f.Trace
traceFetch.Path = f.Trace.Path
}
if f.Info != nil {
traceFetch.DataSourceID = f.Info.DataSourceID
}
default:
return nil
}
return traceFetch
}
func parseNode(n Node) *TraceNode {
node := &TraceNode{
NodeType: getNodeType(n.NodeKind()),
Nullable: n.NodeKind() == NodeKindNull || n.NodePath() == nil,
Path: n.NodePath(),
}
switch v := n.(type) {
case *Object:
for _, field := range v.Fields {
node.Fields = append(node.Fields, parseField(field))
}
node.Fetch = parseFetch(v.Fetch)
case *Array:
if v.Item != nil {
node.Items = append(node.Items, parseNode(v.Item))
} else if len(v.Items) > 0 {
for _, item := range v.Items {
node.Items = append(node.Items, parseNode(item))
}
}
case *String:
node.UnescapeResponseJson = v.UnescapeResponseJson
node.IsTypeName = v.IsTypeName
}
return node
}
func GetTrace(ctx context.Context, root *Object) *TraceNode {
node := parseNode(root)
node.Info = GetTraceInfo(ctx)
return node
}