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interface.go
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interface.go
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// Copyright 2023 The Kelemetry Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tracecache
import (
"context"
"encoding/json"
"time"
"github.com/jaegertracing/jaeger/model"
"github.com/kubewharf/kelemetry/pkg/manager"
utilobject "github.com/kubewharf/kelemetry/pkg/util/object"
)
func init() {
manager.Global.Provide("jaeger-trace-cache", manager.Ptr[Cache](&mux{
Mux: manager.NewMux("jaeger-trace-cache", false),
}))
}
type Cache interface {
Persist(ctx context.Context, entries []Entry) error
Fetch(ctx context.Context, lowId uint64) (*EntryValue, error)
}
type Entry struct {
LowId uint64
Value EntryValue
}
type EntryValue struct {
Identifiers []json.RawMessage `json:"identifiers"`
StartTime time.Time `json:"startTime"`
EndTime time.Time `json:"endTime"`
RootObject *utilobject.Key `json:"rootObject"`
Extensions []ExtensionCache `json:"extensions"`
}
type ExtensionCache struct {
ParentTrace model.TraceID `json:"parentTrace"`
ParentSpan model.SpanID `json:"parentSpan"`
ProviderKind string `json:"providerKind"`
ProviderConfig json.RawMessage `json:"providerConfig"`
CachedIdentifier json.RawMessage `json:"cachedIdentifier"`
}
type mux struct {
*manager.Mux
}
func (mux *mux) Persist(ctx context.Context, entries []Entry) error {
return mux.Impl().(Cache).Persist(ctx, entries)
}
func (mux *mux) Fetch(ctx context.Context, lowId uint64) (*EntryValue, error) {
return mux.Impl().(Cache).Fetch(ctx, lowId)
}