/* Copyright 2023 The Dapr 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 keyvault import ( "errors" "time" "github.com/Azure/azure-sdk-for-go/sdk/azcore" azauth "github.com/dapr/components-contrib/common/authentication/azure" contribCrypto "github.com/dapr/components-contrib/crypto" "github.com/dapr/kit/metadata" ) const defaultRequestTimeout = 30 * time.Second type keyvaultMetadata struct { // Name of the Azure Key Vault resource (required). VaultName string `json:"vaultName" mapstructure:"vaultName"` // Timeout for network requests, as a Go duration string (e.g. "30s") // Defaults to "30s". RequestTimeout time.Duration `json:"requestTimeout" mapstructure:"requestTimeout"` // Internal properties vaultDNSSuffix string cred azcore.TokenCredential } func (m *keyvaultMetadata) InitWithMetadata(meta contribCrypto.Metadata) error { m.reset() // Decode the metadata err := metadata.DecodeMetadata(meta.Properties, &m) if err != nil { return err } // Vault name if m.VaultName == "" { return errors.New("metadata property 'vaultName' is required") } // Set default requestTimeout if empty if m.RequestTimeout < time.Second { m.RequestTimeout = defaultRequestTimeout } // Get the DNS suffix settings, err := azauth.NewEnvironmentSettings(meta.Properties) if err != nil { return err } m.vaultDNSSuffix = settings.EndpointSuffix(azauth.ServiceAzureKeyVault) // Get the credentials object m.cred, err = settings.GetTokenCredential() if err != nil { return err } return nil } // Reset the object func (m *keyvaultMetadata) reset() { m.VaultName = "" m.RequestTimeout = defaultRequestTimeout m.vaultDNSSuffix = "" m.cred = nil }