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func_getkeyjsondataandcleankeys.go
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func_getkeyjsondataandcleankeys.go
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// Copyright 2020 Google LLC
//
// 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 aut
import (
"context"
"encoding/json"
"io/ioutil"
"log"
"google.golang.org/api/iam/v1"
)
// getKeyJSONdataAndCleanKeys get the service account key to build a JWT and clean older keys
func getKeyJSONdataAndCleanKeys(ctx context.Context, serviceAccountEmail string, keyJSONFilePath string, projectID string) (keyRestAPIFormat keyRestAPIFormat, err error) {
var keyJSONdata []byte
var currentKeyName string
var iamService *iam.Service
iamService, err = iam.NewService(ctx)
if err != nil {
log.Printf("ERROR - iam.NewService: %v", err)
return keyRestAPIFormat, err
}
resource := "projects/-/serviceAccounts/" + serviceAccountEmail
listServiceAccountKeyResponse, err := iamService.Projects.ServiceAccounts.Keys.List(resource).Do()
if err != nil {
log.Printf("ERROR - iamService.Projects.ServiceAccounts.Keys.List: %v", err)
return keyRestAPIFormat, err
}
keyJSONdata, err = ioutil.ReadFile(keyJSONFilePath)
if err != nil {
log.Printf("ERROR - ioutil.ReadFile(keyJSONFilePath): %v", err)
return keyRestAPIFormat, err
}
err = json.Unmarshal(keyJSONdata, &keyRestAPIFormat)
if err != nil {
log.Printf("ERROR - json.Unmarshal(keyJSONdata, &keyRestAPIFormat): %v", err)
return keyRestAPIFormat, err
}
currentKeyName = keyRestAPIFormat.Name
// Clean keys
for _, serviceAccountKey := range listServiceAccountKeyResponse.Keys {
if serviceAccountKey.Name == currentKeyName {
log.Printf("Keep key ValidAfterTime %s named %s", serviceAccountKey.ValidAfterTime, serviceAccountKey.Name)
} else {
if serviceAccountKey.KeyType == "SYSTEM_MANAGED" {
log.Printf("Ignore SYSTEM_MANAGED key named %s", serviceAccountKey.Name)
} else {
log.Printf("Delete KeyType %s ValidAfterTime %s key name %s", serviceAccountKey.KeyType, serviceAccountKey.ValidAfterTime, serviceAccountKey.Name)
_, err = iamService.Projects.ServiceAccounts.Keys.Delete(serviceAccountKey.Name).Do()
if err != nil {
log.Printf("ERROR - iamService.Projects.ServiceAccounts.Keys.Delete: %v", err)
return keyRestAPIFormat, err
}
}
}
}
return keyRestAPIFormat, nil
}