/
memory.go
45 lines (37 loc) · 1.23 KB
/
memory.go
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// Copyright © 2019 The Things Network Foundation, The Things Industries B.V.
//
// 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 memory implements a pkg/log.Handler that saves all entries in process memory
package memory
import (
"sync"
"go.thethings.network/lorawan-stack/v3/pkg/log"
)
// Handler implements log.Handler by storing entries in memory.
type Handler struct {
mu sync.Mutex
Entries []log.Entry
}
// New creates a new Handler that stores the entries in memory.
func New() *Handler {
return &Handler{
Entries: make([]log.Entry, 0),
}
}
// HandleLog implements log.Handler.
func (h *Handler) HandleLog(entry log.Entry) error {
h.mu.Lock()
defer h.mu.Unlock()
h.Entries = append(h.Entries, entry)
return nil
}