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cascredentials.go
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cascredentials.go
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//
// Copyright 2023 The Chainloop 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 biz
import (
"time"
"github.com/chainloop-dev/chainloop/app/controlplane/internal/conf"
"github.com/chainloop-dev/chainloop/app/controlplane/internal/jwt"
robotaccount "github.com/chainloop-dev/chainloop/internal/robotaccount/cas"
)
type CASCredentialsUseCase struct {
jwtBuilder *robotaccount.Builder
}
func NewCASCredentialsUseCase(c *conf.Auth) (*CASCredentialsUseCase, error) {
const defaultExpirationTime = 10 * time.Second
builder, err := robotaccount.NewBuilder(
robotaccount.WithPrivateKey(c.CasRobotAccountPrivateKeyPath),
robotaccount.WithIssuer(jwt.DefaultIssuer),
robotaccount.WithExpiration(defaultExpirationTime),
)
if err != nil {
return nil, err
}
return &CASCredentialsUseCase{builder}, nil
}
type CASCredsOpts struct {
BackendType string // i.e OCI, S3
SecretPath string // path to for example the OCI secret in the vault
Role robotaccount.Role
}
func (uc *CASCredentialsUseCase) GenerateTemporaryCredentials(backendRef *CASCredsOpts) (string, error) {
return uc.jwtBuilder.GenerateJWT(backendRef.BackendType, backendRef.SecretPath, jwt.CASAudience, backendRef.Role)
}