/
registry.go
63 lines (53 loc) · 1.57 KB
/
registry.go
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// Copyright 2015 Aaron Jacobs. All Rights Reserved.
// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
//
// 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 main
import (
"context"
"fmt"
"log"
"sync"
"github.com/jacobsa/comeback/internal/crypto"
"github.com/jacobsa/comeback/internal/registry"
"github.com/jacobsa/comeback/internal/wiring"
)
var gRegistryAndCrypterOnce sync.Once
var gRegistry registry.Registry
var gCrypter crypto.Crypter
func initRegistryAndCrypter(ctx context.Context) {
var err error
defer func() {
if err != nil {
log.Fatalln(err)
}
}()
bucket := getBucket(ctx)
password := getPassword()
gRegistry, gCrypter, err = wiring.MakeRegistryAndCrypter(
ctx,
password,
bucket)
if err != nil {
err = fmt.Errorf("MakeRegistryAndCrypter: %v", err)
return
}
}
func getRegistry(ctx context.Context) registry.Registry {
gRegistryAndCrypterOnce.Do(func() { initRegistryAndCrypter(ctx) })
return gRegistry
}
func getCrypter(ctx context.Context) crypto.Crypter {
gRegistryAndCrypterOnce.Do(func() { initRegistryAndCrypter(ctx) })
return gCrypter
}