/
api_key_utils.go
55 lines (50 loc) · 1.73 KB
/
api_key_utils.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 identityserver
import (
"context"
"time"
"go.thethings.network/lorawan-stack/v3/pkg/auth"
"go.thethings.network/lorawan-stack/v3/pkg/auth/pbkdf2"
"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
)
var apiKeyHashSettings auth.HashValidator = pbkdf2.PBKDF2{
Iterations: 1000,
KeyLength: 32,
Algorithm: pbkdf2.Sha256,
SaltLength: 16,
}
// GenerateAPIKey generates a new API key with the given name for the set of rights
func GenerateAPIKey(ctx context.Context, name string, expiresAt *time.Time, rights ...ttnpb.Right) (key *ttnpb.APIKey, token string, err error) {
token, err = auth.APIKey.Generate(ctx, "")
if err != nil {
return nil, "", err
}
_, generatedID, generatedKey, err := auth.SplitToken(token)
if err != nil {
panic(err) // Bug in either Generate or SplitToken.
}
hashedKey, err := auth.Hash(auth.NewContextWithHashValidator(ctx, apiKeyHashSettings), generatedKey)
if err != nil {
return nil, "", err
}
key = &ttnpb.APIKey{
Id: generatedID,
Key: hashedKey,
Name: name,
Rights: rights,
ExpiresAt: ttnpb.ProtoTime(expiresAt),
}
return key, token, nil
}