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ad0f7a5305
Upgrade to Go 1.20.5, Hydra v2 SDK, rules-go v0.44.2 (with proper resolves), protobuf v25.3 and mass upgrade of Go dependencies.
2232 lines
76 KiB
Go
2232 lines
76 KiB
Go
// Copyright 2014 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package storage
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import (
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"context"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"reflect"
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"strings"
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"time"
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"cloud.google.com/go/compute/metadata"
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"cloud.google.com/go/internal/optional"
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"cloud.google.com/go/internal/trace"
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"cloud.google.com/go/storage/internal/apiv2/storagepb"
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"google.golang.org/api/googleapi"
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"google.golang.org/api/iamcredentials/v1"
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"google.golang.org/api/iterator"
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"google.golang.org/api/option"
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raw "google.golang.org/api/storage/v1"
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dpb "google.golang.org/genproto/googleapis/type/date"
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"google.golang.org/protobuf/proto"
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"google.golang.org/protobuf/types/known/durationpb"
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)
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// BucketHandle provides operations on a Google Cloud Storage bucket.
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// Use Client.Bucket to get a handle.
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type BucketHandle struct {
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c *Client
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name string
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acl ACLHandle
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defaultObjectACL ACLHandle
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conds *BucketConditions
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userProject string // project for Requester Pays buckets
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retry *retryConfig
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enableObjectRetention *bool
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}
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// Bucket returns a BucketHandle, which provides operations on the named bucket.
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// This call does not perform any network operations.
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//
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// The supplied name must contain only lowercase letters, numbers, dashes,
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// underscores, and dots. The full specification for valid bucket names can be
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// found at:
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//
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// https://cloud.google.com/storage/docs/bucket-naming
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func (c *Client) Bucket(name string) *BucketHandle {
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retry := c.retry.clone()
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return &BucketHandle{
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c: c,
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name: name,
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acl: ACLHandle{
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c: c,
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bucket: name,
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retry: retry,
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},
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defaultObjectACL: ACLHandle{
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c: c,
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bucket: name,
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isDefault: true,
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retry: retry,
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},
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retry: retry,
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}
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}
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// Create creates the Bucket in the project.
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// If attrs is nil the API defaults will be used.
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func (b *BucketHandle) Create(ctx context.Context, projectID string, attrs *BucketAttrs) (err error) {
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ctx = trace.StartSpan(ctx, "cloud.google.com/go/storage.Bucket.Create")
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defer func() { trace.EndSpan(ctx, err) }()
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o := makeStorageOpts(true, b.retry, b.userProject)
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if _, err := b.c.tc.CreateBucket(ctx, projectID, b.name, attrs, b.enableObjectRetention, o...); err != nil {
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return err
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}
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return nil
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}
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// Delete deletes the Bucket.
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func (b *BucketHandle) Delete(ctx context.Context) (err error) {
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ctx = trace.StartSpan(ctx, "cloud.google.com/go/storage.Bucket.Delete")
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defer func() { trace.EndSpan(ctx, err) }()
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o := makeStorageOpts(true, b.retry, b.userProject)
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return b.c.tc.DeleteBucket(ctx, b.name, b.conds, o...)
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}
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// ACL returns an ACLHandle, which provides access to the bucket's access control list.
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// This controls who can list, create or overwrite the objects in a bucket.
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// This call does not perform any network operations.
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func (b *BucketHandle) ACL() *ACLHandle {
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return &b.acl
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}
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// DefaultObjectACL returns an ACLHandle, which provides access to the bucket's default object ACLs.
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// These ACLs are applied to newly created objects in this bucket that do not have a defined ACL.
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// This call does not perform any network operations.
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func (b *BucketHandle) DefaultObjectACL() *ACLHandle {
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return &b.defaultObjectACL
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}
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// Object returns an ObjectHandle, which provides operations on the named object.
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// This call does not perform any network operations such as fetching the object or verifying its existence.
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// Use methods on ObjectHandle to perform network operations.
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//
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// name must consist entirely of valid UTF-8-encoded runes. The full specification
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// for valid object names can be found at:
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//
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// https://cloud.google.com/storage/docs/naming-objects
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func (b *BucketHandle) Object(name string) *ObjectHandle {
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retry := b.retry.clone()
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return &ObjectHandle{
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c: b.c,
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bucket: b.name,
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object: name,
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acl: ACLHandle{
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c: b.c,
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bucket: b.name,
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object: name,
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userProject: b.userProject,
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retry: retry,
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},
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gen: -1,
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userProject: b.userProject,
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retry: retry,
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}
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}
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// Attrs returns the metadata for the bucket.
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func (b *BucketHandle) Attrs(ctx context.Context) (attrs *BucketAttrs, err error) {
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ctx = trace.StartSpan(ctx, "cloud.google.com/go/storage.Bucket.Attrs")
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defer func() { trace.EndSpan(ctx, err) }()
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o := makeStorageOpts(true, b.retry, b.userProject)
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return b.c.tc.GetBucket(ctx, b.name, b.conds, o...)
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}
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// Update updates a bucket's attributes.
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func (b *BucketHandle) Update(ctx context.Context, uattrs BucketAttrsToUpdate) (attrs *BucketAttrs, err error) {
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ctx = trace.StartSpan(ctx, "cloud.google.com/go/storage.Bucket.Update")
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defer func() { trace.EndSpan(ctx, err) }()
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isIdempotent := b.conds != nil && b.conds.MetagenerationMatch != 0
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o := makeStorageOpts(isIdempotent, b.retry, b.userProject)
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return b.c.tc.UpdateBucket(ctx, b.name, &uattrs, b.conds, o...)
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}
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// SignedURL returns a URL for the specified object. Signed URLs allow anyone
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// access to a restricted resource for a limited time without needing a Google
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// account or signing in.
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// For more information about signed URLs, see "[Overview of access control]."
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//
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// This method requires the Method and Expires fields in the specified
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// SignedURLOptions to be non-nil. You may need to set the GoogleAccessID and
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// PrivateKey fields in some cases. Read more on the [automatic detection of credentials]
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// for this method.
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//
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// [Overview of access control]: https://cloud.google.com/storage/docs/accesscontrol#signed_urls_query_string_authentication
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// [automatic detection of credentials]: https://pkg.go.dev/cloud.google.com/go/storage#hdr-Credential_requirements_for_signing
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func (b *BucketHandle) SignedURL(object string, opts *SignedURLOptions) (string, error) {
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// Make a copy of opts so we don't modify the pointer parameter.
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newopts := opts.clone()
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if newopts.Hostname == "" {
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// Extract the correct host from the readhost set on the client
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newopts.Hostname = b.c.xmlHost
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}
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if opts.GoogleAccessID != "" && (opts.SignBytes != nil || len(opts.PrivateKey) > 0) {
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return SignedURL(b.name, object, newopts)
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}
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if newopts.GoogleAccessID == "" {
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id, err := b.detectDefaultGoogleAccessID()
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if err != nil {
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return "", err
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}
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newopts.GoogleAccessID = id
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}
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if newopts.SignBytes == nil && len(newopts.PrivateKey) == 0 {
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if b.c.creds != nil && len(b.c.creds.JSON) > 0 {
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var sa struct {
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PrivateKey string `json:"private_key"`
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}
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err := json.Unmarshal(b.c.creds.JSON, &sa)
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if err == nil && sa.PrivateKey != "" {
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newopts.PrivateKey = []byte(sa.PrivateKey)
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}
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}
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// Don't error out if we can't unmarshal the private key from the client,
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// fallback to the default sign function for the service account.
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if len(newopts.PrivateKey) == 0 {
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newopts.SignBytes = b.defaultSignBytesFunc(newopts.GoogleAccessID)
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}
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}
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return SignedURL(b.name, object, newopts)
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}
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// GenerateSignedPostPolicyV4 generates a PostPolicyV4 value from bucket, object and opts.
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// The generated URL and fields will then allow an unauthenticated client to perform multipart uploads.
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//
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// This method requires the Expires field in the specified PostPolicyV4Options
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// to be non-nil. You may need to set the GoogleAccessID and PrivateKey fields
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// in some cases. Read more on the [automatic detection of credentials] for this method.
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//
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// [automatic detection of credentials]: https://pkg.go.dev/cloud.google.com/go/storage#hdr-Credential_requirements_for_signing
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func (b *BucketHandle) GenerateSignedPostPolicyV4(object string, opts *PostPolicyV4Options) (*PostPolicyV4, error) {
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// Make a copy of opts so we don't modify the pointer parameter.
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newopts := opts.clone()
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if newopts.Hostname == "" {
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// Extract the correct host from the readhost set on the client
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newopts.Hostname = b.c.xmlHost
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}
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if opts.GoogleAccessID != "" && (opts.SignRawBytes != nil || opts.SignBytes != nil || len(opts.PrivateKey) > 0) {
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return GenerateSignedPostPolicyV4(b.name, object, newopts)
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}
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if newopts.GoogleAccessID == "" {
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id, err := b.detectDefaultGoogleAccessID()
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if err != nil {
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return nil, err
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}
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newopts.GoogleAccessID = id
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}
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if newopts.SignBytes == nil && newopts.SignRawBytes == nil && len(newopts.PrivateKey) == 0 {
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if b.c.creds != nil && len(b.c.creds.JSON) > 0 {
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var sa struct {
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PrivateKey string `json:"private_key"`
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}
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err := json.Unmarshal(b.c.creds.JSON, &sa)
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if err == nil && sa.PrivateKey != "" {
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newopts.PrivateKey = []byte(sa.PrivateKey)
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}
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}
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// Don't error out if we can't unmarshal the private key from the client,
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// fallback to the default sign function for the service account.
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if len(newopts.PrivateKey) == 0 {
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newopts.SignRawBytes = b.defaultSignBytesFunc(newopts.GoogleAccessID)
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}
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}
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return GenerateSignedPostPolicyV4(b.name, object, newopts)
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}
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func (b *BucketHandle) detectDefaultGoogleAccessID() (string, error) {
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returnErr := errors.New("no credentials found on client and not on GCE (Google Compute Engine)")
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if b.c.creds != nil && len(b.c.creds.JSON) > 0 {
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var sa struct {
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ClientEmail string `json:"client_email"`
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SAImpersonationURL string `json:"service_account_impersonation_url"`
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CredType string `json:"type"`
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}
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err := json.Unmarshal(b.c.creds.JSON, &sa)
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if err != nil {
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returnErr = err
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} else if sa.CredType == "impersonated_service_account" {
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start, end := strings.LastIndex(sa.SAImpersonationURL, "/"), strings.LastIndex(sa.SAImpersonationURL, ":")
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if end <= start {
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returnErr = errors.New("error parsing impersonated service account credentials")
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} else {
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return sa.SAImpersonationURL[start+1 : end], nil
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}
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} else if sa.CredType == "service_account" && sa.ClientEmail != "" {
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return sa.ClientEmail, nil
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} else {
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returnErr = errors.New("unable to parse credentials; only service_account and impersonated_service_account credentials are supported")
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}
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}
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// Don't error out if we can't unmarshal, fallback to GCE check.
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if metadata.OnGCE() {
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email, err := metadata.Email("default")
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if err == nil && email != "" {
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return email, nil
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} else if err != nil {
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returnErr = err
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} else {
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returnErr = errors.New("empty email from GCE metadata service")
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}
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}
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return "", fmt.Errorf("storage: unable to detect default GoogleAccessID: %w. Please provide the GoogleAccessID or use a supported means for autodetecting it (see https://pkg.go.dev/cloud.google.com/go/storage#hdr-Credential_requirements_for_[BucketHandle.SignedURL]_and_[BucketHandle.GenerateSignedPostPolicyV4])", returnErr)
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}
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func (b *BucketHandle) defaultSignBytesFunc(email string) func([]byte) ([]byte, error) {
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return func(in []byte) ([]byte, error) {
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ctx := context.Background()
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// It's ok to recreate this service per call since we pass in the http client,
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// circumventing the cost of recreating the auth/transport layer
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svc, err := iamcredentials.NewService(ctx, option.WithHTTPClient(b.c.hc))
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if err != nil {
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return nil, fmt.Errorf("unable to create iamcredentials client: %w", err)
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}
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resp, err := svc.Projects.ServiceAccounts.SignBlob(fmt.Sprintf("projects/-/serviceAccounts/%s", email), &iamcredentials.SignBlobRequest{
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Payload: base64.StdEncoding.EncodeToString(in),
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}).Do()
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if err != nil {
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return nil, fmt.Errorf("unable to sign bytes: %w", err)
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}
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out, err := base64.StdEncoding.DecodeString(resp.SignedBlob)
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if err != nil {
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return nil, fmt.Errorf("unable to base64 decode response: %w", err)
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}
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return out, nil
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}
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}
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// BucketAttrs represents the metadata for a Google Cloud Storage bucket.
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// Read-only fields are ignored by BucketHandle.Create.
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type BucketAttrs struct {
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// Name is the name of the bucket.
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// This field is read-only.
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Name string
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// ACL is the list of access control rules on the bucket.
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ACL []ACLRule
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// BucketPolicyOnly is an alias for UniformBucketLevelAccess. Use of
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// UniformBucketLevelAccess is recommended above the use of this field.
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// Setting BucketPolicyOnly.Enabled OR UniformBucketLevelAccess.Enabled to
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// true, will enable UniformBucketLevelAccess.
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BucketPolicyOnly BucketPolicyOnly
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// UniformBucketLevelAccess configures access checks to use only bucket-level IAM
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// policies and ignore any ACL rules for the bucket.
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// See https://cloud.google.com/storage/docs/uniform-bucket-level-access
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// for more information.
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UniformBucketLevelAccess UniformBucketLevelAccess
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// PublicAccessPrevention is the setting for the bucket's
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// PublicAccessPrevention policy, which can be used to prevent public access
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// of data in the bucket. See
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// https://cloud.google.com/storage/docs/public-access-prevention for more
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// information.
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PublicAccessPrevention PublicAccessPrevention
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// DefaultObjectACL is the list of access controls to
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// apply to new objects when no object ACL is provided.
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DefaultObjectACL []ACLRule
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// DefaultEventBasedHold is the default value for event-based hold on
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// newly created objects in this bucket. It defaults to false.
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DefaultEventBasedHold bool
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// If not empty, applies a predefined set of access controls. It should be set
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// only when creating a bucket.
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// It is always empty for BucketAttrs returned from the service.
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// See https://cloud.google.com/storage/docs/json_api/v1/buckets/insert
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// for valid values.
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PredefinedACL string
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// If not empty, applies a predefined set of default object access controls.
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// It should be set only when creating a bucket.
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// It is always empty for BucketAttrs returned from the service.
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// See https://cloud.google.com/storage/docs/json_api/v1/buckets/insert
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// for valid values.
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PredefinedDefaultObjectACL string
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// Location is the location of the bucket. It defaults to "US".
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// If specifying a dual-region, CustomPlacementConfig should be set in conjunction.
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Location string
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// The bucket's custom placement configuration that holds a list of
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// regional locations for custom dual regions.
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CustomPlacementConfig *CustomPlacementConfig
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// MetaGeneration is the metadata generation of the bucket.
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// This field is read-only.
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MetaGeneration int64
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// StorageClass is the default storage class of the bucket. This defines
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// how objects in the bucket are stored and determines the SLA
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// and the cost of storage. Typical values are "STANDARD", "NEARLINE",
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// "COLDLINE" and "ARCHIVE". Defaults to "STANDARD".
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// See https://cloud.google.com/storage/docs/storage-classes for all
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// valid values.
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StorageClass string
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// Created is the creation time of the bucket.
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// This field is read-only.
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Created time.Time
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// VersioningEnabled reports whether this bucket has versioning enabled.
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VersioningEnabled bool
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// Labels are the bucket's labels.
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Labels map[string]string
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// RequesterPays reports whether the bucket is a Requester Pays bucket.
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// Clients performing operations on Requester Pays buckets must provide
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// a user project (see BucketHandle.UserProject), which will be billed
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// for the operations.
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RequesterPays bool
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// Lifecycle is the lifecycle configuration for objects in the bucket.
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Lifecycle Lifecycle
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// Retention policy enforces a minimum retention time for all objects
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// contained in the bucket. A RetentionPolicy of nil implies the bucket
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// has no minimum data retention.
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//
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// This feature is in private alpha release. It is not currently available to
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// most customers. It might be changed in backwards-incompatible ways and is not
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// subject to any SLA or deprecation policy.
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RetentionPolicy *RetentionPolicy
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// The bucket's Cross-Origin Resource Sharing (CORS) configuration.
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CORS []CORS
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// The encryption configuration used by default for newly inserted objects.
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Encryption *BucketEncryption
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// The logging configuration.
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Logging *BucketLogging
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// The website configuration.
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Website *BucketWebsite
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// Etag is the HTTP/1.1 Entity tag for the bucket.
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// This field is read-only.
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Etag string
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// LocationType describes how data is stored and replicated.
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// Typical values are "multi-region", "region" and "dual-region".
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// This field is read-only.
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LocationType string
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// The project number of the project the bucket belongs to.
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// This field is read-only.
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ProjectNumber uint64
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// RPO configures the Recovery Point Objective (RPO) policy of the bucket.
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// Set to RPOAsyncTurbo to turn on Turbo Replication for a bucket.
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// See https://cloud.google.com/storage/docs/managing-turbo-replication for
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// more information.
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RPO RPO
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// Autoclass holds the bucket's autoclass configuration. If enabled,
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// allows for the automatic selection of the best storage class
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// based on object access patterns.
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Autoclass *Autoclass
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// ObjectRetentionMode reports whether individual objects in the bucket can
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// be configured with a retention policy. An empty value means that object
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// retention is disabled.
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// This field is read-only. Object retention can be enabled only by creating
|
|
// a bucket with SetObjectRetention set to true on the BucketHandle. It
|
|
// cannot be modified once the bucket is created.
|
|
// ObjectRetention cannot be configured or reported through the gRPC API.
|
|
ObjectRetentionMode string
|
|
}
|
|
|
|
// BucketPolicyOnly is an alias for UniformBucketLevelAccess.
|
|
// Use of UniformBucketLevelAccess is preferred above BucketPolicyOnly.
|
|
type BucketPolicyOnly struct {
|
|
// Enabled specifies whether access checks use only bucket-level IAM
|
|
// policies. Enabled may be disabled until the locked time.
|
|
Enabled bool
|
|
// LockedTime specifies the deadline for changing Enabled from true to
|
|
// false.
|
|
LockedTime time.Time
|
|
}
|
|
|
|
// UniformBucketLevelAccess configures access checks to use only bucket-level IAM
|
|
// policies.
|
|
type UniformBucketLevelAccess struct {
|
|
// Enabled specifies whether access checks use only bucket-level IAM
|
|
// policies. Enabled may be disabled until the locked time.
|
|
Enabled bool
|
|
// LockedTime specifies the deadline for changing Enabled from true to
|
|
// false.
|
|
LockedTime time.Time
|
|
}
|
|
|
|
// PublicAccessPrevention configures the Public Access Prevention feature, which
|
|
// can be used to disallow public access to any data in a bucket. See
|
|
// https://cloud.google.com/storage/docs/public-access-prevention for more
|
|
// information.
|
|
type PublicAccessPrevention int
|
|
|
|
const (
|
|
// PublicAccessPreventionUnknown is a zero value, used only if this field is
|
|
// not set in a call to GCS.
|
|
PublicAccessPreventionUnknown PublicAccessPrevention = iota
|
|
|
|
// PublicAccessPreventionUnspecified corresponds to a value of "unspecified".
|
|
// Deprecated: use PublicAccessPreventionInherited
|
|
PublicAccessPreventionUnspecified
|
|
|
|
// PublicAccessPreventionEnforced corresponds to a value of "enforced". This
|
|
// enforces Public Access Prevention on the bucket.
|
|
PublicAccessPreventionEnforced
|
|
|
|
// PublicAccessPreventionInherited corresponds to a value of "inherited"
|
|
// and is the default for buckets.
|
|
PublicAccessPreventionInherited
|
|
|
|
publicAccessPreventionUnknown string = ""
|
|
// TODO: remove unspecified when change is fully completed
|
|
publicAccessPreventionUnspecified = "unspecified"
|
|
publicAccessPreventionEnforced = "enforced"
|
|
publicAccessPreventionInherited = "inherited"
|
|
)
|
|
|
|
func (p PublicAccessPrevention) String() string {
|
|
switch p {
|
|
case PublicAccessPreventionInherited, PublicAccessPreventionUnspecified:
|
|
return publicAccessPreventionInherited
|
|
case PublicAccessPreventionEnforced:
|
|
return publicAccessPreventionEnforced
|
|
default:
|
|
return publicAccessPreventionUnknown
|
|
}
|
|
}
|
|
|
|
// Lifecycle is the lifecycle configuration for objects in the bucket.
|
|
type Lifecycle struct {
|
|
Rules []LifecycleRule
|
|
}
|
|
|
|
// RetentionPolicy enforces a minimum retention time for all objects
|
|
// contained in the bucket.
|
|
//
|
|
// Any attempt to overwrite or delete objects younger than the retention
|
|
// period will result in an error. An unlocked retention policy can be
|
|
// modified or removed from the bucket via the Update method. A
|
|
// locked retention policy cannot be removed or shortened in duration
|
|
// for the lifetime of the bucket.
|
|
//
|
|
// This feature is in private alpha release. It is not currently available to
|
|
// most customers. It might be changed in backwards-incompatible ways and is not
|
|
// subject to any SLA or deprecation policy.
|
|
type RetentionPolicy struct {
|
|
// RetentionPeriod specifies the duration that objects need to be
|
|
// retained. Retention duration must be greater than zero and less than
|
|
// 100 years. Note that enforcement of retention periods less than a day
|
|
// is not guaranteed. Such periods should only be used for testing
|
|
// purposes.
|
|
RetentionPeriod time.Duration
|
|
|
|
// EffectiveTime is the time from which the policy was enforced and
|
|
// effective. This field is read-only.
|
|
EffectiveTime time.Time
|
|
|
|
// IsLocked describes whether the bucket is locked. Once locked, an
|
|
// object retention policy cannot be modified.
|
|
// This field is read-only.
|
|
IsLocked bool
|
|
}
|
|
|
|
const (
|
|
// RFC3339 timestamp with only the date segment, used for CreatedBefore,
|
|
// CustomTimeBefore, and NoncurrentTimeBefore in LifecycleRule.
|
|
rfc3339Date = "2006-01-02"
|
|
|
|
// DeleteAction is a lifecycle action that deletes a live and/or archived
|
|
// objects. Takes precedence over SetStorageClass actions.
|
|
DeleteAction = "Delete"
|
|
|
|
// SetStorageClassAction changes the storage class of live and/or archived
|
|
// objects.
|
|
SetStorageClassAction = "SetStorageClass"
|
|
|
|
// AbortIncompleteMPUAction is a lifecycle action that aborts an incomplete
|
|
// multipart upload when the multipart upload meets the conditions specified
|
|
// in the lifecycle rule. The AgeInDays condition is the only allowed
|
|
// condition for this action. AgeInDays is measured from the time the
|
|
// multipart upload was created.
|
|
AbortIncompleteMPUAction = "AbortIncompleteMultipartUpload"
|
|
)
|
|
|
|
// LifecycleRule is a lifecycle configuration rule.
|
|
//
|
|
// When all the configured conditions are met by an object in the bucket, the
|
|
// configured action will automatically be taken on that object.
|
|
type LifecycleRule struct {
|
|
// Action is the action to take when all of the associated conditions are
|
|
// met.
|
|
Action LifecycleAction
|
|
|
|
// Condition is the set of conditions that must be met for the associated
|
|
// action to be taken.
|
|
Condition LifecycleCondition
|
|
}
|
|
|
|
// LifecycleAction is a lifecycle configuration action.
|
|
type LifecycleAction struct {
|
|
// Type is the type of action to take on matching objects.
|
|
//
|
|
// Acceptable values are storage.DeleteAction, storage.SetStorageClassAction,
|
|
// and storage.AbortIncompleteMPUAction.
|
|
Type string
|
|
|
|
// StorageClass is the storage class to set on matching objects if the Action
|
|
// is "SetStorageClass".
|
|
StorageClass string
|
|
}
|
|
|
|
// Liveness specifies whether the object is live or not.
|
|
type Liveness int
|
|
|
|
const (
|
|
// LiveAndArchived includes both live and archived objects.
|
|
LiveAndArchived Liveness = iota
|
|
// Live specifies that the object is still live.
|
|
Live
|
|
// Archived specifies that the object is archived.
|
|
Archived
|
|
)
|
|
|
|
// LifecycleCondition is a set of conditions used to match objects and take an
|
|
// action automatically.
|
|
//
|
|
// All configured conditions must be met for the associated action to be taken.
|
|
type LifecycleCondition struct {
|
|
// AllObjects is used to select all objects in a bucket by
|
|
// setting AgeInDays to 0.
|
|
AllObjects bool
|
|
|
|
// AgeInDays is the age of the object in days.
|
|
// If you want to set AgeInDays to `0` use AllObjects set to `true`.
|
|
AgeInDays int64
|
|
|
|
// CreatedBefore is the time the object was created.
|
|
//
|
|
// This condition is satisfied when an object is created before midnight of
|
|
// the specified date in UTC.
|
|
CreatedBefore time.Time
|
|
|
|
// CustomTimeBefore is the CustomTime metadata field of the object. This
|
|
// condition is satisfied when an object's CustomTime timestamp is before
|
|
// midnight of the specified date in UTC.
|
|
//
|
|
// This condition can only be satisfied if CustomTime has been set.
|
|
CustomTimeBefore time.Time
|
|
|
|
// DaysSinceCustomTime is the days elapsed since the CustomTime date of the
|
|
// object. This condition can only be satisfied if CustomTime has been set.
|
|
// Note: Using `0` as the value will be ignored by the library and not sent to the API.
|
|
DaysSinceCustomTime int64
|
|
|
|
// DaysSinceNoncurrentTime is the days elapsed since the noncurrent timestamp
|
|
// of the object. This condition is relevant only for versioned objects.
|
|
// Note: Using `0` as the value will be ignored by the library and not sent to the API.
|
|
DaysSinceNoncurrentTime int64
|
|
|
|
// Liveness specifies the object's liveness. Relevant only for versioned objects
|
|
Liveness Liveness
|
|
|
|
// MatchesPrefix is the condition matching an object if any of the
|
|
// matches_prefix strings are an exact prefix of the object's name.
|
|
MatchesPrefix []string
|
|
|
|
// MatchesStorageClasses is the condition matching the object's storage
|
|
// class.
|
|
//
|
|
// Values include "STANDARD", "NEARLINE", "COLDLINE" and "ARCHIVE".
|
|
MatchesStorageClasses []string
|
|
|
|
// MatchesSuffix is the condition matching an object if any of the
|
|
// matches_suffix strings are an exact suffix of the object's name.
|
|
MatchesSuffix []string
|
|
|
|
// NoncurrentTimeBefore is the noncurrent timestamp of the object. This
|
|
// condition is satisfied when an object's noncurrent timestamp is before
|
|
// midnight of the specified date in UTC.
|
|
//
|
|
// This condition is relevant only for versioned objects.
|
|
NoncurrentTimeBefore time.Time
|
|
|
|
// NumNewerVersions is the condition matching objects with a number of newer versions.
|
|
//
|
|
// If the value is N, this condition is satisfied when there are at least N
|
|
// versions (including the live version) newer than this version of the
|
|
// object.
|
|
// Note: Using `0` as the value will be ignored by the library and not sent to the API.
|
|
NumNewerVersions int64
|
|
}
|
|
|
|
// BucketLogging holds the bucket's logging configuration, which defines the
|
|
// destination bucket and optional name prefix for the current bucket's
|
|
// logs.
|
|
type BucketLogging struct {
|
|
// The destination bucket where the current bucket's logs
|
|
// should be placed.
|
|
LogBucket string
|
|
|
|
// A prefix for log object names.
|
|
LogObjectPrefix string
|
|
}
|
|
|
|
// BucketWebsite holds the bucket's website configuration, controlling how the
|
|
// service behaves when accessing bucket contents as a web site. See
|
|
// https://cloud.google.com/storage/docs/static-website for more information.
|
|
type BucketWebsite struct {
|
|
// If the requested object path is missing, the service will ensure the path has
|
|
// a trailing '/', append this suffix, and attempt to retrieve the resulting
|
|
// object. This allows the creation of index.html objects to represent directory
|
|
// pages.
|
|
MainPageSuffix string
|
|
|
|
// If the requested object path is missing, and any mainPageSuffix object is
|
|
// missing, if applicable, the service will return the named object from this
|
|
// bucket as the content for a 404 Not Found result.
|
|
NotFoundPage string
|
|
}
|
|
|
|
// CustomPlacementConfig holds the bucket's custom placement
|
|
// configuration for Custom Dual Regions. See
|
|
// https://cloud.google.com/storage/docs/locations#location-dr for more information.
|
|
type CustomPlacementConfig struct {
|
|
// The list of regional locations in which data is placed.
|
|
// Custom Dual Regions require exactly 2 regional locations.
|
|
DataLocations []string
|
|
}
|
|
|
|
// Autoclass holds the bucket's autoclass configuration. If enabled,
|
|
// allows for the automatic selection of the best storage class
|
|
// based on object access patterns. See
|
|
// https://cloud.google.com/storage/docs/using-autoclass for more information.
|
|
type Autoclass struct {
|
|
// Enabled specifies whether the autoclass feature is enabled
|
|
// on the bucket.
|
|
Enabled bool
|
|
// ToggleTime is the time from which Autoclass was last toggled.
|
|
// If Autoclass is enabled when the bucket is created, the ToggleTime
|
|
// is set to the bucket creation time. This field is read-only.
|
|
ToggleTime time.Time
|
|
// TerminalStorageClass: The storage class that objects in the bucket
|
|
// eventually transition to if they are not read for a certain length of
|
|
// time. Valid values are NEARLINE and ARCHIVE.
|
|
TerminalStorageClass string
|
|
// TerminalStorageClassUpdateTime represents the time of the most recent
|
|
// update to "TerminalStorageClass".
|
|
TerminalStorageClassUpdateTime time.Time
|
|
}
|
|
|
|
func newBucket(b *raw.Bucket) (*BucketAttrs, error) {
|
|
if b == nil {
|
|
return nil, nil
|
|
}
|
|
rp, err := toRetentionPolicy(b.RetentionPolicy)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &BucketAttrs{
|
|
Name: b.Name,
|
|
Location: b.Location,
|
|
MetaGeneration: b.Metageneration,
|
|
DefaultEventBasedHold: b.DefaultEventBasedHold,
|
|
StorageClass: b.StorageClass,
|
|
Created: convertTime(b.TimeCreated),
|
|
VersioningEnabled: b.Versioning != nil && b.Versioning.Enabled,
|
|
ACL: toBucketACLRules(b.Acl),
|
|
DefaultObjectACL: toObjectACLRules(b.DefaultObjectAcl),
|
|
Labels: b.Labels,
|
|
RequesterPays: b.Billing != nil && b.Billing.RequesterPays,
|
|
Lifecycle: toLifecycle(b.Lifecycle),
|
|
RetentionPolicy: rp,
|
|
ObjectRetentionMode: toBucketObjectRetention(b.ObjectRetention),
|
|
CORS: toCORS(b.Cors),
|
|
Encryption: toBucketEncryption(b.Encryption),
|
|
Logging: toBucketLogging(b.Logging),
|
|
Website: toBucketWebsite(b.Website),
|
|
BucketPolicyOnly: toBucketPolicyOnly(b.IamConfiguration),
|
|
UniformBucketLevelAccess: toUniformBucketLevelAccess(b.IamConfiguration),
|
|
PublicAccessPrevention: toPublicAccessPrevention(b.IamConfiguration),
|
|
Etag: b.Etag,
|
|
LocationType: b.LocationType,
|
|
ProjectNumber: b.ProjectNumber,
|
|
RPO: toRPO(b),
|
|
CustomPlacementConfig: customPlacementFromRaw(b.CustomPlacementConfig),
|
|
Autoclass: toAutoclassFromRaw(b.Autoclass),
|
|
}, nil
|
|
}
|
|
|
|
func newBucketFromProto(b *storagepb.Bucket) *BucketAttrs {
|
|
if b == nil {
|
|
return nil
|
|
}
|
|
return &BucketAttrs{
|
|
Name: parseBucketName(b.GetName()),
|
|
Location: b.GetLocation(),
|
|
MetaGeneration: b.GetMetageneration(),
|
|
DefaultEventBasedHold: b.GetDefaultEventBasedHold(),
|
|
StorageClass: b.GetStorageClass(),
|
|
Created: b.GetCreateTime().AsTime(),
|
|
VersioningEnabled: b.GetVersioning().GetEnabled(),
|
|
ACL: toBucketACLRulesFromProto(b.GetAcl()),
|
|
DefaultObjectACL: toObjectACLRulesFromProto(b.GetDefaultObjectAcl()),
|
|
Labels: b.GetLabels(),
|
|
RequesterPays: b.GetBilling().GetRequesterPays(),
|
|
Lifecycle: toLifecycleFromProto(b.GetLifecycle()),
|
|
RetentionPolicy: toRetentionPolicyFromProto(b.GetRetentionPolicy()),
|
|
CORS: toCORSFromProto(b.GetCors()),
|
|
Encryption: toBucketEncryptionFromProto(b.GetEncryption()),
|
|
Logging: toBucketLoggingFromProto(b.GetLogging()),
|
|
Website: toBucketWebsiteFromProto(b.GetWebsite()),
|
|
BucketPolicyOnly: toBucketPolicyOnlyFromProto(b.GetIamConfig()),
|
|
UniformBucketLevelAccess: toUniformBucketLevelAccessFromProto(b.GetIamConfig()),
|
|
PublicAccessPrevention: toPublicAccessPreventionFromProto(b.GetIamConfig()),
|
|
LocationType: b.GetLocationType(),
|
|
RPO: toRPOFromProto(b),
|
|
CustomPlacementConfig: customPlacementFromProto(b.GetCustomPlacementConfig()),
|
|
ProjectNumber: parseProjectNumber(b.GetProject()), // this can return 0 the project resource name is ID based
|
|
Autoclass: toAutoclassFromProto(b.GetAutoclass()),
|
|
}
|
|
}
|
|
|
|
// toRawBucket copies the editable attribute from b to the raw library's Bucket type.
|
|
func (b *BucketAttrs) toRawBucket() *raw.Bucket {
|
|
// Copy label map.
|
|
var labels map[string]string
|
|
if len(b.Labels) > 0 {
|
|
labels = make(map[string]string, len(b.Labels))
|
|
for k, v := range b.Labels {
|
|
labels[k] = v
|
|
}
|
|
}
|
|
// Ignore VersioningEnabled if it is false. This is OK because
|
|
// we only call this method when creating a bucket, and by default
|
|
// new buckets have versioning off.
|
|
var v *raw.BucketVersioning
|
|
if b.VersioningEnabled {
|
|
v = &raw.BucketVersioning{Enabled: true}
|
|
}
|
|
var bb *raw.BucketBilling
|
|
if b.RequesterPays {
|
|
bb = &raw.BucketBilling{RequesterPays: true}
|
|
}
|
|
var bktIAM *raw.BucketIamConfiguration
|
|
if b.UniformBucketLevelAccess.Enabled || b.BucketPolicyOnly.Enabled || b.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
bktIAM = &raw.BucketIamConfiguration{}
|
|
if b.UniformBucketLevelAccess.Enabled || b.BucketPolicyOnly.Enabled {
|
|
bktIAM.UniformBucketLevelAccess = &raw.BucketIamConfigurationUniformBucketLevelAccess{
|
|
Enabled: true,
|
|
}
|
|
}
|
|
if b.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
bktIAM.PublicAccessPrevention = b.PublicAccessPrevention.String()
|
|
}
|
|
}
|
|
return &raw.Bucket{
|
|
Name: b.Name,
|
|
Location: b.Location,
|
|
StorageClass: b.StorageClass,
|
|
Acl: toRawBucketACL(b.ACL),
|
|
DefaultObjectAcl: toRawObjectACL(b.DefaultObjectACL),
|
|
Versioning: v,
|
|
Labels: labels,
|
|
Billing: bb,
|
|
Lifecycle: toRawLifecycle(b.Lifecycle),
|
|
RetentionPolicy: b.RetentionPolicy.toRawRetentionPolicy(),
|
|
Cors: toRawCORS(b.CORS),
|
|
Encryption: b.Encryption.toRawBucketEncryption(),
|
|
Logging: b.Logging.toRawBucketLogging(),
|
|
Website: b.Website.toRawBucketWebsite(),
|
|
IamConfiguration: bktIAM,
|
|
Rpo: b.RPO.String(),
|
|
CustomPlacementConfig: b.CustomPlacementConfig.toRawCustomPlacement(),
|
|
Autoclass: b.Autoclass.toRawAutoclass(),
|
|
}
|
|
}
|
|
|
|
func (b *BucketAttrs) toProtoBucket() *storagepb.Bucket {
|
|
if b == nil {
|
|
return &storagepb.Bucket{}
|
|
}
|
|
|
|
// Copy label map.
|
|
var labels map[string]string
|
|
if len(b.Labels) > 0 {
|
|
labels = make(map[string]string, len(b.Labels))
|
|
for k, v := range b.Labels {
|
|
labels[k] = v
|
|
}
|
|
}
|
|
|
|
// Ignore VersioningEnabled if it is false. This is OK because
|
|
// we only call this method when creating a bucket, and by default
|
|
// new buckets have versioning off.
|
|
var v *storagepb.Bucket_Versioning
|
|
if b.VersioningEnabled {
|
|
v = &storagepb.Bucket_Versioning{Enabled: true}
|
|
}
|
|
var bb *storagepb.Bucket_Billing
|
|
if b.RequesterPays {
|
|
bb = &storagepb.Bucket_Billing{RequesterPays: true}
|
|
}
|
|
var bktIAM *storagepb.Bucket_IamConfig
|
|
if b.UniformBucketLevelAccess.Enabled || b.BucketPolicyOnly.Enabled || b.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
bktIAM = &storagepb.Bucket_IamConfig{}
|
|
if b.UniformBucketLevelAccess.Enabled || b.BucketPolicyOnly.Enabled {
|
|
bktIAM.UniformBucketLevelAccess = &storagepb.Bucket_IamConfig_UniformBucketLevelAccess{
|
|
Enabled: true,
|
|
}
|
|
}
|
|
if b.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
bktIAM.PublicAccessPrevention = b.PublicAccessPrevention.String()
|
|
}
|
|
}
|
|
|
|
return &storagepb.Bucket{
|
|
Name: b.Name,
|
|
Location: b.Location,
|
|
StorageClass: b.StorageClass,
|
|
Acl: toProtoBucketACL(b.ACL),
|
|
DefaultObjectAcl: toProtoObjectACL(b.DefaultObjectACL),
|
|
Versioning: v,
|
|
Labels: labels,
|
|
Billing: bb,
|
|
Lifecycle: toProtoLifecycle(b.Lifecycle),
|
|
RetentionPolicy: b.RetentionPolicy.toProtoRetentionPolicy(),
|
|
Cors: toProtoCORS(b.CORS),
|
|
Encryption: b.Encryption.toProtoBucketEncryption(),
|
|
Logging: b.Logging.toProtoBucketLogging(),
|
|
Website: b.Website.toProtoBucketWebsite(),
|
|
IamConfig: bktIAM,
|
|
Rpo: b.RPO.String(),
|
|
CustomPlacementConfig: b.CustomPlacementConfig.toProtoCustomPlacement(),
|
|
Autoclass: b.Autoclass.toProtoAutoclass(),
|
|
}
|
|
}
|
|
|
|
func (ua *BucketAttrsToUpdate) toProtoBucket() *storagepb.Bucket {
|
|
if ua == nil {
|
|
return &storagepb.Bucket{}
|
|
}
|
|
|
|
var v *storagepb.Bucket_Versioning
|
|
if ua.VersioningEnabled != nil {
|
|
v = &storagepb.Bucket_Versioning{Enabled: optional.ToBool(ua.VersioningEnabled)}
|
|
}
|
|
var bb *storagepb.Bucket_Billing
|
|
if ua.RequesterPays != nil {
|
|
bb = &storagepb.Bucket_Billing{RequesterPays: optional.ToBool(ua.RequesterPays)}
|
|
}
|
|
|
|
var bktIAM *storagepb.Bucket_IamConfig
|
|
if ua.UniformBucketLevelAccess != nil || ua.BucketPolicyOnly != nil || ua.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
bktIAM = &storagepb.Bucket_IamConfig{}
|
|
|
|
if ua.BucketPolicyOnly != nil {
|
|
bktIAM.UniformBucketLevelAccess = &storagepb.Bucket_IamConfig_UniformBucketLevelAccess{
|
|
Enabled: optional.ToBool(ua.BucketPolicyOnly.Enabled),
|
|
}
|
|
}
|
|
|
|
if ua.UniformBucketLevelAccess != nil {
|
|
// UniformBucketLevelAccess takes precedence over BucketPolicyOnly,
|
|
// so Enabled will be overriden here if both are set
|
|
bktIAM.UniformBucketLevelAccess = &storagepb.Bucket_IamConfig_UniformBucketLevelAccess{
|
|
Enabled: optional.ToBool(ua.UniformBucketLevelAccess.Enabled),
|
|
}
|
|
}
|
|
|
|
if ua.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
bktIAM.PublicAccessPrevention = ua.PublicAccessPrevention.String()
|
|
}
|
|
}
|
|
|
|
var defaultHold bool
|
|
if ua.DefaultEventBasedHold != nil {
|
|
defaultHold = optional.ToBool(ua.DefaultEventBasedHold)
|
|
}
|
|
var lifecycle Lifecycle
|
|
if ua.Lifecycle != nil {
|
|
lifecycle = *ua.Lifecycle
|
|
}
|
|
var bktACL []*storagepb.BucketAccessControl
|
|
if ua.acl != nil {
|
|
bktACL = toProtoBucketACL(ua.acl)
|
|
}
|
|
if ua.PredefinedACL != "" {
|
|
// Clear ACL or the call will fail.
|
|
bktACL = nil
|
|
}
|
|
var bktDefaultObjectACL []*storagepb.ObjectAccessControl
|
|
if ua.defaultObjectACL != nil {
|
|
bktDefaultObjectACL = toProtoObjectACL(ua.defaultObjectACL)
|
|
}
|
|
if ua.PredefinedDefaultObjectACL != "" {
|
|
// Clear ACLs or the call will fail.
|
|
bktDefaultObjectACL = nil
|
|
}
|
|
|
|
return &storagepb.Bucket{
|
|
StorageClass: ua.StorageClass,
|
|
Acl: bktACL,
|
|
DefaultObjectAcl: bktDefaultObjectACL,
|
|
DefaultEventBasedHold: defaultHold,
|
|
Versioning: v,
|
|
Billing: bb,
|
|
Lifecycle: toProtoLifecycle(lifecycle),
|
|
RetentionPolicy: ua.RetentionPolicy.toProtoRetentionPolicy(),
|
|
Cors: toProtoCORS(ua.CORS),
|
|
Encryption: ua.Encryption.toProtoBucketEncryption(),
|
|
Logging: ua.Logging.toProtoBucketLogging(),
|
|
Website: ua.Website.toProtoBucketWebsite(),
|
|
IamConfig: bktIAM,
|
|
Rpo: ua.RPO.String(),
|
|
Autoclass: ua.Autoclass.toProtoAutoclass(),
|
|
Labels: ua.setLabels,
|
|
}
|
|
}
|
|
|
|
// CORS is the bucket's Cross-Origin Resource Sharing (CORS) configuration.
|
|
type CORS struct {
|
|
// MaxAge is the value to return in the Access-Control-Max-Age
|
|
// header used in preflight responses.
|
|
MaxAge time.Duration
|
|
|
|
// Methods is the list of HTTP methods on which to include CORS response
|
|
// headers, (GET, OPTIONS, POST, etc) Note: "*" is permitted in the list
|
|
// of methods, and means "any method".
|
|
Methods []string
|
|
|
|
// Origins is the list of Origins eligible to receive CORS response
|
|
// headers. Note: "*" is permitted in the list of origins, and means
|
|
// "any Origin".
|
|
Origins []string
|
|
|
|
// ResponseHeaders is the list of HTTP headers other than the simple
|
|
// response headers to give permission for the user-agent to share
|
|
// across domains.
|
|
ResponseHeaders []string
|
|
}
|
|
|
|
// BucketEncryption is a bucket's encryption configuration.
|
|
type BucketEncryption struct {
|
|
// A Cloud KMS key name, in the form
|
|
// projects/P/locations/L/keyRings/R/cryptoKeys/K, that will be used to encrypt
|
|
// objects inserted into this bucket, if no encryption method is specified.
|
|
// The key's location must be the same as the bucket's.
|
|
DefaultKMSKeyName string
|
|
}
|
|
|
|
// BucketAttrsToUpdate define the attributes to update during an Update call.
|
|
type BucketAttrsToUpdate struct {
|
|
// If set, updates whether the bucket uses versioning.
|
|
VersioningEnabled optional.Bool
|
|
|
|
// If set, updates whether the bucket is a Requester Pays bucket.
|
|
RequesterPays optional.Bool
|
|
|
|
// DefaultEventBasedHold is the default value for event-based hold on
|
|
// newly created objects in this bucket.
|
|
DefaultEventBasedHold optional.Bool
|
|
|
|
// BucketPolicyOnly is an alias for UniformBucketLevelAccess. Use of
|
|
// UniformBucketLevelAccess is recommended above the use of this field.
|
|
// Setting BucketPolicyOnly.Enabled OR UniformBucketLevelAccess.Enabled to
|
|
// true, will enable UniformBucketLevelAccess. If both BucketPolicyOnly and
|
|
// UniformBucketLevelAccess are set, the value of UniformBucketLevelAccess
|
|
// will take precedence.
|
|
BucketPolicyOnly *BucketPolicyOnly
|
|
|
|
// UniformBucketLevelAccess configures access checks to use only bucket-level IAM
|
|
// policies and ignore any ACL rules for the bucket.
|
|
// See https://cloud.google.com/storage/docs/uniform-bucket-level-access
|
|
// for more information.
|
|
UniformBucketLevelAccess *UniformBucketLevelAccess
|
|
|
|
// PublicAccessPrevention is the setting for the bucket's
|
|
// PublicAccessPrevention policy, which can be used to prevent public access
|
|
// of data in the bucket. See
|
|
// https://cloud.google.com/storage/docs/public-access-prevention for more
|
|
// information.
|
|
PublicAccessPrevention PublicAccessPrevention
|
|
|
|
// StorageClass is the default storage class of the bucket. This defines
|
|
// how objects in the bucket are stored and determines the SLA
|
|
// and the cost of storage. Typical values are "STANDARD", "NEARLINE",
|
|
// "COLDLINE" and "ARCHIVE". Defaults to "STANDARD".
|
|
// See https://cloud.google.com/storage/docs/storage-classes for all
|
|
// valid values.
|
|
StorageClass string
|
|
|
|
// If set, updates the retention policy of the bucket. Using
|
|
// RetentionPolicy.RetentionPeriod = 0 will delete the existing policy.
|
|
//
|
|
// This feature is in private alpha release. It is not currently available to
|
|
// most customers. It might be changed in backwards-incompatible ways and is not
|
|
// subject to any SLA or deprecation policy.
|
|
RetentionPolicy *RetentionPolicy
|
|
|
|
// If set, replaces the CORS configuration with a new configuration.
|
|
// An empty (rather than nil) slice causes all CORS policies to be removed.
|
|
CORS []CORS
|
|
|
|
// If set, replaces the encryption configuration of the bucket. Using
|
|
// BucketEncryption.DefaultKMSKeyName = "" will delete the existing
|
|
// configuration.
|
|
Encryption *BucketEncryption
|
|
|
|
// If set, replaces the lifecycle configuration of the bucket.
|
|
Lifecycle *Lifecycle
|
|
|
|
// If set, replaces the logging configuration of the bucket.
|
|
Logging *BucketLogging
|
|
|
|
// If set, replaces the website configuration of the bucket.
|
|
Website *BucketWebsite
|
|
|
|
// If not empty, applies a predefined set of access controls.
|
|
// See https://cloud.google.com/storage/docs/json_api/v1/buckets/patch.
|
|
PredefinedACL string
|
|
|
|
// If not empty, applies a predefined set of default object access controls.
|
|
// See https://cloud.google.com/storage/docs/json_api/v1/buckets/patch.
|
|
PredefinedDefaultObjectACL string
|
|
|
|
// RPO configures the Recovery Point Objective (RPO) policy of the bucket.
|
|
// Set to RPOAsyncTurbo to turn on Turbo Replication for a bucket.
|
|
// See https://cloud.google.com/storage/docs/managing-turbo-replication for
|
|
// more information.
|
|
RPO RPO
|
|
|
|
// If set, updates the autoclass configuration of the bucket.
|
|
// See https://cloud.google.com/storage/docs/using-autoclass for more information.
|
|
Autoclass *Autoclass
|
|
|
|
// acl is the list of access control rules on the bucket.
|
|
// It is unexported and only used internally by the gRPC client.
|
|
// Library users should use ACLHandle methods directly.
|
|
acl []ACLRule
|
|
|
|
// defaultObjectACL is the list of access controls to
|
|
// apply to new objects when no object ACL is provided.
|
|
// It is unexported and only used internally by the gRPC client.
|
|
// Library users should use ACLHandle methods directly.
|
|
defaultObjectACL []ACLRule
|
|
|
|
setLabels map[string]string
|
|
deleteLabels map[string]bool
|
|
}
|
|
|
|
// SetLabel causes a label to be added or modified when ua is used
|
|
// in a call to Bucket.Update.
|
|
func (ua *BucketAttrsToUpdate) SetLabel(name, value string) {
|
|
if ua.setLabels == nil {
|
|
ua.setLabels = map[string]string{}
|
|
}
|
|
ua.setLabels[name] = value
|
|
}
|
|
|
|
// DeleteLabel causes a label to be deleted when ua is used in a
|
|
// call to Bucket.Update.
|
|
func (ua *BucketAttrsToUpdate) DeleteLabel(name string) {
|
|
if ua.deleteLabels == nil {
|
|
ua.deleteLabels = map[string]bool{}
|
|
}
|
|
ua.deleteLabels[name] = true
|
|
}
|
|
|
|
func (ua *BucketAttrsToUpdate) toRawBucket() *raw.Bucket {
|
|
rb := &raw.Bucket{}
|
|
if ua.CORS != nil {
|
|
rb.Cors = toRawCORS(ua.CORS)
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "Cors")
|
|
}
|
|
if ua.DefaultEventBasedHold != nil {
|
|
rb.DefaultEventBasedHold = optional.ToBool(ua.DefaultEventBasedHold)
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "DefaultEventBasedHold")
|
|
}
|
|
if ua.RetentionPolicy != nil {
|
|
if ua.RetentionPolicy.RetentionPeriod == 0 {
|
|
rb.NullFields = append(rb.NullFields, "RetentionPolicy")
|
|
rb.RetentionPolicy = nil
|
|
} else {
|
|
rb.RetentionPolicy = ua.RetentionPolicy.toRawRetentionPolicy()
|
|
}
|
|
}
|
|
if ua.VersioningEnabled != nil {
|
|
rb.Versioning = &raw.BucketVersioning{
|
|
Enabled: optional.ToBool(ua.VersioningEnabled),
|
|
ForceSendFields: []string{"Enabled"},
|
|
}
|
|
}
|
|
if ua.RequesterPays != nil {
|
|
rb.Billing = &raw.BucketBilling{
|
|
RequesterPays: optional.ToBool(ua.RequesterPays),
|
|
ForceSendFields: []string{"RequesterPays"},
|
|
}
|
|
}
|
|
if ua.BucketPolicyOnly != nil {
|
|
rb.IamConfiguration = &raw.BucketIamConfiguration{
|
|
UniformBucketLevelAccess: &raw.BucketIamConfigurationUniformBucketLevelAccess{
|
|
Enabled: ua.BucketPolicyOnly.Enabled,
|
|
ForceSendFields: []string{"Enabled"},
|
|
},
|
|
}
|
|
}
|
|
if ua.UniformBucketLevelAccess != nil {
|
|
rb.IamConfiguration = &raw.BucketIamConfiguration{
|
|
UniformBucketLevelAccess: &raw.BucketIamConfigurationUniformBucketLevelAccess{
|
|
Enabled: ua.UniformBucketLevelAccess.Enabled,
|
|
ForceSendFields: []string{"Enabled"},
|
|
},
|
|
}
|
|
}
|
|
if ua.PublicAccessPrevention != PublicAccessPreventionUnknown {
|
|
if rb.IamConfiguration == nil {
|
|
rb.IamConfiguration = &raw.BucketIamConfiguration{}
|
|
}
|
|
rb.IamConfiguration.PublicAccessPrevention = ua.PublicAccessPrevention.String()
|
|
}
|
|
if ua.Encryption != nil {
|
|
if ua.Encryption.DefaultKMSKeyName == "" {
|
|
rb.NullFields = append(rb.NullFields, "Encryption")
|
|
rb.Encryption = nil
|
|
} else {
|
|
rb.Encryption = ua.Encryption.toRawBucketEncryption()
|
|
}
|
|
}
|
|
if ua.Lifecycle != nil {
|
|
rb.Lifecycle = toRawLifecycle(*ua.Lifecycle)
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "Lifecycle")
|
|
}
|
|
if ua.Logging != nil {
|
|
if *ua.Logging == (BucketLogging{}) {
|
|
rb.NullFields = append(rb.NullFields, "Logging")
|
|
rb.Logging = nil
|
|
} else {
|
|
rb.Logging = ua.Logging.toRawBucketLogging()
|
|
}
|
|
}
|
|
if ua.Website != nil {
|
|
if *ua.Website == (BucketWebsite{}) {
|
|
rb.NullFields = append(rb.NullFields, "Website")
|
|
rb.Website = nil
|
|
} else {
|
|
rb.Website = ua.Website.toRawBucketWebsite()
|
|
}
|
|
}
|
|
if ua.Autoclass != nil {
|
|
rb.Autoclass = &raw.BucketAutoclass{
|
|
Enabled: ua.Autoclass.Enabled,
|
|
TerminalStorageClass: ua.Autoclass.TerminalStorageClass,
|
|
ForceSendFields: []string{"Enabled"},
|
|
}
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "Autoclass")
|
|
}
|
|
if ua.PredefinedACL != "" {
|
|
// Clear ACL or the call will fail.
|
|
rb.Acl = nil
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "Acl")
|
|
}
|
|
if ua.PredefinedDefaultObjectACL != "" {
|
|
// Clear ACLs or the call will fail.
|
|
rb.DefaultObjectAcl = nil
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "DefaultObjectAcl")
|
|
}
|
|
|
|
rb.StorageClass = ua.StorageClass
|
|
rb.Rpo = ua.RPO.String()
|
|
|
|
if ua.setLabels != nil || ua.deleteLabels != nil {
|
|
rb.Labels = map[string]string{}
|
|
for k, v := range ua.setLabels {
|
|
rb.Labels[k] = v
|
|
}
|
|
if len(rb.Labels) == 0 && len(ua.deleteLabels) > 0 {
|
|
rb.ForceSendFields = append(rb.ForceSendFields, "Labels")
|
|
}
|
|
for l := range ua.deleteLabels {
|
|
rb.NullFields = append(rb.NullFields, "Labels."+l)
|
|
}
|
|
}
|
|
return rb
|
|
}
|
|
|
|
// If returns a new BucketHandle that applies a set of preconditions.
|
|
// Preconditions already set on the BucketHandle are ignored. The supplied
|
|
// BucketConditions must have exactly one field set to a non-zero value;
|
|
// otherwise an error will be returned from any operation on the BucketHandle.
|
|
// Operations on the new handle will return an error if the preconditions are not
|
|
// satisfied. The only valid preconditions for buckets are MetagenerationMatch
|
|
// and MetagenerationNotMatch.
|
|
func (b *BucketHandle) If(conds BucketConditions) *BucketHandle {
|
|
b2 := *b
|
|
b2.conds = &conds
|
|
return &b2
|
|
}
|
|
|
|
// BucketConditions constrain bucket methods to act on specific metagenerations.
|
|
//
|
|
// The zero value is an empty set of constraints.
|
|
type BucketConditions struct {
|
|
// MetagenerationMatch specifies that the bucket must have the given
|
|
// metageneration for the operation to occur.
|
|
// If MetagenerationMatch is zero, it has no effect.
|
|
MetagenerationMatch int64
|
|
|
|
// MetagenerationNotMatch specifies that the bucket must not have the given
|
|
// metageneration for the operation to occur.
|
|
// If MetagenerationNotMatch is zero, it has no effect.
|
|
MetagenerationNotMatch int64
|
|
}
|
|
|
|
func (c *BucketConditions) validate(method string) error {
|
|
if *c == (BucketConditions{}) {
|
|
return fmt.Errorf("storage: %s: empty conditions", method)
|
|
}
|
|
if c.MetagenerationMatch != 0 && c.MetagenerationNotMatch != 0 {
|
|
return fmt.Errorf("storage: %s: multiple conditions specified for metageneration", method)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// UserProject returns a new BucketHandle that passes the project ID as the user
|
|
// project for all subsequent calls. Calls with a user project will be billed to that
|
|
// project rather than to the bucket's owning project.
|
|
//
|
|
// A user project is required for all operations on Requester Pays buckets.
|
|
func (b *BucketHandle) UserProject(projectID string) *BucketHandle {
|
|
b2 := *b
|
|
b2.userProject = projectID
|
|
b2.acl.userProject = projectID
|
|
b2.defaultObjectACL.userProject = projectID
|
|
return &b2
|
|
}
|
|
|
|
// LockRetentionPolicy locks a bucket's retention policy until a previously-configured
|
|
// RetentionPeriod past the EffectiveTime. Note that if RetentionPeriod is set to less
|
|
// than a day, the retention policy is treated as a development configuration and locking
|
|
// will have no effect. The BucketHandle must have a metageneration condition that
|
|
// matches the bucket's metageneration. See BucketHandle.If.
|
|
//
|
|
// This feature is in private alpha release. It is not currently available to
|
|
// most customers. It might be changed in backwards-incompatible ways and is not
|
|
// subject to any SLA or deprecation policy.
|
|
func (b *BucketHandle) LockRetentionPolicy(ctx context.Context) error {
|
|
o := makeStorageOpts(true, b.retry, b.userProject)
|
|
return b.c.tc.LockBucketRetentionPolicy(ctx, b.name, b.conds, o...)
|
|
}
|
|
|
|
// SetObjectRetention returns a new BucketHandle that will enable object retention
|
|
// on bucket creation. To enable object retention, you must use the returned
|
|
// handle to create the bucket. This has no effect on an already existing bucket.
|
|
// ObjectRetention is not enabled by default.
|
|
// ObjectRetention cannot be configured through the gRPC API.
|
|
func (b *BucketHandle) SetObjectRetention(enable bool) *BucketHandle {
|
|
b2 := *b
|
|
b2.enableObjectRetention = &enable
|
|
return &b2
|
|
}
|
|
|
|
// applyBucketConds modifies the provided call using the conditions in conds.
|
|
// call is something that quacks like a *raw.WhateverCall.
|
|
func applyBucketConds(method string, conds *BucketConditions, call interface{}) error {
|
|
if conds == nil {
|
|
return nil
|
|
}
|
|
if err := conds.validate(method); err != nil {
|
|
return err
|
|
}
|
|
cval := reflect.ValueOf(call)
|
|
switch {
|
|
case conds.MetagenerationMatch != 0:
|
|
if !setIfMetagenerationMatch(cval, conds.MetagenerationMatch) {
|
|
return fmt.Errorf("storage: %s: ifMetagenerationMatch not supported", method)
|
|
}
|
|
case conds.MetagenerationNotMatch != 0:
|
|
if !setIfMetagenerationNotMatch(cval, conds.MetagenerationNotMatch) {
|
|
return fmt.Errorf("storage: %s: ifMetagenerationNotMatch not supported", method)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// applyBucketConds modifies the provided request message using the conditions
|
|
// in conds. msg is a protobuf Message that has fields if_metageneration_match
|
|
// and if_metageneration_not_match.
|
|
func applyBucketCondsProto(method string, conds *BucketConditions, msg proto.Message) error {
|
|
rmsg := msg.ProtoReflect()
|
|
|
|
if conds == nil {
|
|
return nil
|
|
}
|
|
if err := conds.validate(method); err != nil {
|
|
return err
|
|
}
|
|
|
|
switch {
|
|
case conds.MetagenerationMatch != 0:
|
|
if !setConditionProtoField(rmsg, "if_metageneration_match", conds.MetagenerationMatch) {
|
|
return fmt.Errorf("storage: %s: ifMetagenerationMatch not supported", method)
|
|
}
|
|
case conds.MetagenerationNotMatch != 0:
|
|
if !setConditionProtoField(rmsg, "if_metageneration_not_match", conds.MetagenerationNotMatch) {
|
|
return fmt.Errorf("storage: %s: ifMetagenerationNotMatch not supported", method)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (rp *RetentionPolicy) toRawRetentionPolicy() *raw.BucketRetentionPolicy {
|
|
if rp == nil {
|
|
return nil
|
|
}
|
|
return &raw.BucketRetentionPolicy{
|
|
RetentionPeriod: int64(rp.RetentionPeriod / time.Second),
|
|
}
|
|
}
|
|
|
|
func (rp *RetentionPolicy) toProtoRetentionPolicy() *storagepb.Bucket_RetentionPolicy {
|
|
if rp == nil {
|
|
return nil
|
|
}
|
|
// RetentionPeriod must be greater than 0, so if it is 0, the user left it
|
|
// unset, and so we should not send it in the request i.e. nil is sent.
|
|
var dur *durationpb.Duration
|
|
if rp.RetentionPeriod != 0 {
|
|
dur = durationpb.New(rp.RetentionPeriod)
|
|
}
|
|
return &storagepb.Bucket_RetentionPolicy{
|
|
RetentionDuration: dur,
|
|
}
|
|
}
|
|
|
|
func toRetentionPolicy(rp *raw.BucketRetentionPolicy) (*RetentionPolicy, error) {
|
|
if rp == nil || rp.EffectiveTime == "" {
|
|
return nil, nil
|
|
}
|
|
t, err := time.Parse(time.RFC3339, rp.EffectiveTime)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &RetentionPolicy{
|
|
RetentionPeriod: time.Duration(rp.RetentionPeriod) * time.Second,
|
|
EffectiveTime: t,
|
|
IsLocked: rp.IsLocked,
|
|
}, nil
|
|
}
|
|
|
|
func toRetentionPolicyFromProto(rp *storagepb.Bucket_RetentionPolicy) *RetentionPolicy {
|
|
if rp == nil || rp.GetEffectiveTime().AsTime().Unix() == 0 {
|
|
return nil
|
|
}
|
|
return &RetentionPolicy{
|
|
RetentionPeriod: rp.GetRetentionDuration().AsDuration(),
|
|
EffectiveTime: rp.GetEffectiveTime().AsTime(),
|
|
IsLocked: rp.GetIsLocked(),
|
|
}
|
|
}
|
|
|
|
func toBucketObjectRetention(or *raw.BucketObjectRetention) string {
|
|
if or == nil {
|
|
return ""
|
|
}
|
|
return or.Mode
|
|
}
|
|
|
|
func toRawCORS(c []CORS) []*raw.BucketCors {
|
|
var out []*raw.BucketCors
|
|
for _, v := range c {
|
|
out = append(out, &raw.BucketCors{
|
|
MaxAgeSeconds: int64(v.MaxAge / time.Second),
|
|
Method: v.Methods,
|
|
Origin: v.Origins,
|
|
ResponseHeader: v.ResponseHeaders,
|
|
})
|
|
}
|
|
return out
|
|
}
|
|
|
|
func toProtoCORS(c []CORS) []*storagepb.Bucket_Cors {
|
|
var out []*storagepb.Bucket_Cors
|
|
for _, v := range c {
|
|
out = append(out, &storagepb.Bucket_Cors{
|
|
MaxAgeSeconds: int32(v.MaxAge / time.Second),
|
|
Method: v.Methods,
|
|
Origin: v.Origins,
|
|
ResponseHeader: v.ResponseHeaders,
|
|
})
|
|
}
|
|
return out
|
|
}
|
|
|
|
func toCORS(rc []*raw.BucketCors) []CORS {
|
|
var out []CORS
|
|
for _, v := range rc {
|
|
out = append(out, CORS{
|
|
MaxAge: time.Duration(v.MaxAgeSeconds) * time.Second,
|
|
Methods: v.Method,
|
|
Origins: v.Origin,
|
|
ResponseHeaders: v.ResponseHeader,
|
|
})
|
|
}
|
|
return out
|
|
}
|
|
|
|
func toCORSFromProto(rc []*storagepb.Bucket_Cors) []CORS {
|
|
var out []CORS
|
|
for _, v := range rc {
|
|
out = append(out, CORS{
|
|
MaxAge: time.Duration(v.GetMaxAgeSeconds()) * time.Second,
|
|
Methods: v.GetMethod(),
|
|
Origins: v.GetOrigin(),
|
|
ResponseHeaders: v.GetResponseHeader(),
|
|
})
|
|
}
|
|
return out
|
|
}
|
|
|
|
func toRawLifecycle(l Lifecycle) *raw.BucketLifecycle {
|
|
var rl raw.BucketLifecycle
|
|
if len(l.Rules) == 0 {
|
|
rl.ForceSendFields = []string{"Rule"}
|
|
}
|
|
for _, r := range l.Rules {
|
|
rr := &raw.BucketLifecycleRule{
|
|
Action: &raw.BucketLifecycleRuleAction{
|
|
Type: r.Action.Type,
|
|
StorageClass: r.Action.StorageClass,
|
|
},
|
|
Condition: &raw.BucketLifecycleRuleCondition{
|
|
DaysSinceCustomTime: r.Condition.DaysSinceCustomTime,
|
|
DaysSinceNoncurrentTime: r.Condition.DaysSinceNoncurrentTime,
|
|
MatchesPrefix: r.Condition.MatchesPrefix,
|
|
MatchesStorageClass: r.Condition.MatchesStorageClasses,
|
|
MatchesSuffix: r.Condition.MatchesSuffix,
|
|
NumNewerVersions: r.Condition.NumNewerVersions,
|
|
},
|
|
}
|
|
|
|
// AllObjects takes precedent when both AllObjects and AgeInDays are set
|
|
// Rationale: If you've opted into using AllObjects, it makes sense that you
|
|
// understand the implications of how this option works with AgeInDays.
|
|
if r.Condition.AllObjects {
|
|
rr.Condition.Age = googleapi.Int64(0)
|
|
rr.Condition.ForceSendFields = []string{"Age"}
|
|
} else if r.Condition.AgeInDays > 0 {
|
|
rr.Condition.Age = googleapi.Int64(r.Condition.AgeInDays)
|
|
}
|
|
|
|
switch r.Condition.Liveness {
|
|
case LiveAndArchived:
|
|
rr.Condition.IsLive = nil
|
|
case Live:
|
|
rr.Condition.IsLive = googleapi.Bool(true)
|
|
case Archived:
|
|
rr.Condition.IsLive = googleapi.Bool(false)
|
|
}
|
|
|
|
if !r.Condition.CreatedBefore.IsZero() {
|
|
rr.Condition.CreatedBefore = r.Condition.CreatedBefore.Format(rfc3339Date)
|
|
}
|
|
if !r.Condition.CustomTimeBefore.IsZero() {
|
|
rr.Condition.CustomTimeBefore = r.Condition.CustomTimeBefore.Format(rfc3339Date)
|
|
}
|
|
if !r.Condition.NoncurrentTimeBefore.IsZero() {
|
|
rr.Condition.NoncurrentTimeBefore = r.Condition.NoncurrentTimeBefore.Format(rfc3339Date)
|
|
}
|
|
rl.Rule = append(rl.Rule, rr)
|
|
}
|
|
return &rl
|
|
}
|
|
|
|
func toProtoLifecycle(l Lifecycle) *storagepb.Bucket_Lifecycle {
|
|
var rl storagepb.Bucket_Lifecycle
|
|
|
|
for _, r := range l.Rules {
|
|
rr := &storagepb.Bucket_Lifecycle_Rule{
|
|
Action: &storagepb.Bucket_Lifecycle_Rule_Action{
|
|
Type: r.Action.Type,
|
|
StorageClass: r.Action.StorageClass,
|
|
},
|
|
Condition: &storagepb.Bucket_Lifecycle_Rule_Condition{
|
|
// Note: The Apiary types use int64 (even though the Discovery
|
|
// doc states "format: int32"), so the client types used int64,
|
|
// but the proto uses int32 so we have a potentially lossy
|
|
// conversion.
|
|
DaysSinceCustomTime: proto.Int32(int32(r.Condition.DaysSinceCustomTime)),
|
|
DaysSinceNoncurrentTime: proto.Int32(int32(r.Condition.DaysSinceNoncurrentTime)),
|
|
MatchesPrefix: r.Condition.MatchesPrefix,
|
|
MatchesStorageClass: r.Condition.MatchesStorageClasses,
|
|
MatchesSuffix: r.Condition.MatchesSuffix,
|
|
NumNewerVersions: proto.Int32(int32(r.Condition.NumNewerVersions)),
|
|
},
|
|
}
|
|
|
|
// Only set AgeDays in the proto if it is non-zero, or if the user has set
|
|
// Condition.AllObjects.
|
|
if r.Condition.AgeInDays != 0 {
|
|
rr.Condition.AgeDays = proto.Int32(int32(r.Condition.AgeInDays))
|
|
}
|
|
if r.Condition.AllObjects {
|
|
rr.Condition.AgeDays = proto.Int32(0)
|
|
}
|
|
|
|
switch r.Condition.Liveness {
|
|
case LiveAndArchived:
|
|
rr.Condition.IsLive = nil
|
|
case Live:
|
|
rr.Condition.IsLive = proto.Bool(true)
|
|
case Archived:
|
|
rr.Condition.IsLive = proto.Bool(false)
|
|
}
|
|
|
|
if !r.Condition.CreatedBefore.IsZero() {
|
|
rr.Condition.CreatedBefore = timeToProtoDate(r.Condition.CreatedBefore)
|
|
}
|
|
if !r.Condition.CustomTimeBefore.IsZero() {
|
|
rr.Condition.CustomTimeBefore = timeToProtoDate(r.Condition.CustomTimeBefore)
|
|
}
|
|
if !r.Condition.NoncurrentTimeBefore.IsZero() {
|
|
rr.Condition.NoncurrentTimeBefore = timeToProtoDate(r.Condition.NoncurrentTimeBefore)
|
|
}
|
|
rl.Rule = append(rl.Rule, rr)
|
|
}
|
|
return &rl
|
|
}
|
|
|
|
func toLifecycle(rl *raw.BucketLifecycle) Lifecycle {
|
|
var l Lifecycle
|
|
if rl == nil {
|
|
return l
|
|
}
|
|
for _, rr := range rl.Rule {
|
|
r := LifecycleRule{
|
|
Action: LifecycleAction{
|
|
Type: rr.Action.Type,
|
|
StorageClass: rr.Action.StorageClass,
|
|
},
|
|
Condition: LifecycleCondition{
|
|
DaysSinceCustomTime: rr.Condition.DaysSinceCustomTime,
|
|
DaysSinceNoncurrentTime: rr.Condition.DaysSinceNoncurrentTime,
|
|
MatchesPrefix: rr.Condition.MatchesPrefix,
|
|
MatchesStorageClasses: rr.Condition.MatchesStorageClass,
|
|
MatchesSuffix: rr.Condition.MatchesSuffix,
|
|
NumNewerVersions: rr.Condition.NumNewerVersions,
|
|
},
|
|
}
|
|
if rr.Condition.Age != nil {
|
|
r.Condition.AgeInDays = *rr.Condition.Age
|
|
if *rr.Condition.Age == 0 {
|
|
r.Condition.AllObjects = true
|
|
}
|
|
}
|
|
|
|
if rr.Condition.IsLive == nil {
|
|
r.Condition.Liveness = LiveAndArchived
|
|
} else if *rr.Condition.IsLive {
|
|
r.Condition.Liveness = Live
|
|
} else {
|
|
r.Condition.Liveness = Archived
|
|
}
|
|
|
|
if rr.Condition.CreatedBefore != "" {
|
|
r.Condition.CreatedBefore, _ = time.Parse(rfc3339Date, rr.Condition.CreatedBefore)
|
|
}
|
|
if rr.Condition.CustomTimeBefore != "" {
|
|
r.Condition.CustomTimeBefore, _ = time.Parse(rfc3339Date, rr.Condition.CustomTimeBefore)
|
|
}
|
|
if rr.Condition.NoncurrentTimeBefore != "" {
|
|
r.Condition.NoncurrentTimeBefore, _ = time.Parse(rfc3339Date, rr.Condition.NoncurrentTimeBefore)
|
|
}
|
|
l.Rules = append(l.Rules, r)
|
|
}
|
|
return l
|
|
}
|
|
|
|
func toLifecycleFromProto(rl *storagepb.Bucket_Lifecycle) Lifecycle {
|
|
var l Lifecycle
|
|
if rl == nil {
|
|
return l
|
|
}
|
|
for _, rr := range rl.GetRule() {
|
|
r := LifecycleRule{
|
|
Action: LifecycleAction{
|
|
Type: rr.GetAction().GetType(),
|
|
StorageClass: rr.GetAction().GetStorageClass(),
|
|
},
|
|
Condition: LifecycleCondition{
|
|
AgeInDays: int64(rr.GetCondition().GetAgeDays()),
|
|
DaysSinceCustomTime: int64(rr.GetCondition().GetDaysSinceCustomTime()),
|
|
DaysSinceNoncurrentTime: int64(rr.GetCondition().GetDaysSinceNoncurrentTime()),
|
|
MatchesPrefix: rr.GetCondition().GetMatchesPrefix(),
|
|
MatchesStorageClasses: rr.GetCondition().GetMatchesStorageClass(),
|
|
MatchesSuffix: rr.GetCondition().GetMatchesSuffix(),
|
|
NumNewerVersions: int64(rr.GetCondition().GetNumNewerVersions()),
|
|
},
|
|
}
|
|
|
|
// Only set Condition.AllObjects if AgeDays is zero, not if it is nil.
|
|
if rr.GetCondition().AgeDays != nil && rr.GetCondition().GetAgeDays() == 0 {
|
|
r.Condition.AllObjects = true
|
|
}
|
|
|
|
if rr.GetCondition().IsLive == nil {
|
|
r.Condition.Liveness = LiveAndArchived
|
|
} else if rr.GetCondition().GetIsLive() {
|
|
r.Condition.Liveness = Live
|
|
} else {
|
|
r.Condition.Liveness = Archived
|
|
}
|
|
|
|
if rr.GetCondition().GetCreatedBefore() != nil {
|
|
r.Condition.CreatedBefore = protoDateToUTCTime(rr.GetCondition().GetCreatedBefore())
|
|
}
|
|
if rr.GetCondition().GetCustomTimeBefore() != nil {
|
|
r.Condition.CustomTimeBefore = protoDateToUTCTime(rr.GetCondition().GetCustomTimeBefore())
|
|
}
|
|
if rr.GetCondition().GetNoncurrentTimeBefore() != nil {
|
|
r.Condition.NoncurrentTimeBefore = protoDateToUTCTime(rr.GetCondition().GetNoncurrentTimeBefore())
|
|
}
|
|
l.Rules = append(l.Rules, r)
|
|
}
|
|
return l
|
|
}
|
|
|
|
func (e *BucketEncryption) toRawBucketEncryption() *raw.BucketEncryption {
|
|
if e == nil {
|
|
return nil
|
|
}
|
|
return &raw.BucketEncryption{
|
|
DefaultKmsKeyName: e.DefaultKMSKeyName,
|
|
}
|
|
}
|
|
|
|
func (e *BucketEncryption) toProtoBucketEncryption() *storagepb.Bucket_Encryption {
|
|
if e == nil {
|
|
return nil
|
|
}
|
|
return &storagepb.Bucket_Encryption{
|
|
DefaultKmsKey: e.DefaultKMSKeyName,
|
|
}
|
|
}
|
|
|
|
func toBucketEncryption(e *raw.BucketEncryption) *BucketEncryption {
|
|
if e == nil {
|
|
return nil
|
|
}
|
|
return &BucketEncryption{DefaultKMSKeyName: e.DefaultKmsKeyName}
|
|
}
|
|
|
|
func toBucketEncryptionFromProto(e *storagepb.Bucket_Encryption) *BucketEncryption {
|
|
if e == nil {
|
|
return nil
|
|
}
|
|
return &BucketEncryption{DefaultKMSKeyName: e.GetDefaultKmsKey()}
|
|
}
|
|
|
|
func (b *BucketLogging) toRawBucketLogging() *raw.BucketLogging {
|
|
if b == nil {
|
|
return nil
|
|
}
|
|
return &raw.BucketLogging{
|
|
LogBucket: b.LogBucket,
|
|
LogObjectPrefix: b.LogObjectPrefix,
|
|
}
|
|
}
|
|
|
|
func (b *BucketLogging) toProtoBucketLogging() *storagepb.Bucket_Logging {
|
|
if b == nil {
|
|
return nil
|
|
}
|
|
return &storagepb.Bucket_Logging{
|
|
LogBucket: bucketResourceName(globalProjectAlias, b.LogBucket),
|
|
LogObjectPrefix: b.LogObjectPrefix,
|
|
}
|
|
}
|
|
|
|
func toBucketLogging(b *raw.BucketLogging) *BucketLogging {
|
|
if b == nil {
|
|
return nil
|
|
}
|
|
return &BucketLogging{
|
|
LogBucket: b.LogBucket,
|
|
LogObjectPrefix: b.LogObjectPrefix,
|
|
}
|
|
}
|
|
|
|
func toBucketLoggingFromProto(b *storagepb.Bucket_Logging) *BucketLogging {
|
|
if b == nil {
|
|
return nil
|
|
}
|
|
lb := parseBucketName(b.GetLogBucket())
|
|
return &BucketLogging{
|
|
LogBucket: lb,
|
|
LogObjectPrefix: b.GetLogObjectPrefix(),
|
|
}
|
|
}
|
|
|
|
func (w *BucketWebsite) toRawBucketWebsite() *raw.BucketWebsite {
|
|
if w == nil {
|
|
return nil
|
|
}
|
|
return &raw.BucketWebsite{
|
|
MainPageSuffix: w.MainPageSuffix,
|
|
NotFoundPage: w.NotFoundPage,
|
|
}
|
|
}
|
|
|
|
func (w *BucketWebsite) toProtoBucketWebsite() *storagepb.Bucket_Website {
|
|
if w == nil {
|
|
return nil
|
|
}
|
|
return &storagepb.Bucket_Website{
|
|
MainPageSuffix: w.MainPageSuffix,
|
|
NotFoundPage: w.NotFoundPage,
|
|
}
|
|
}
|
|
|
|
func toBucketWebsite(w *raw.BucketWebsite) *BucketWebsite {
|
|
if w == nil {
|
|
return nil
|
|
}
|
|
return &BucketWebsite{
|
|
MainPageSuffix: w.MainPageSuffix,
|
|
NotFoundPage: w.NotFoundPage,
|
|
}
|
|
}
|
|
|
|
func toBucketWebsiteFromProto(w *storagepb.Bucket_Website) *BucketWebsite {
|
|
if w == nil {
|
|
return nil
|
|
}
|
|
return &BucketWebsite{
|
|
MainPageSuffix: w.GetMainPageSuffix(),
|
|
NotFoundPage: w.GetNotFoundPage(),
|
|
}
|
|
}
|
|
|
|
func toBucketPolicyOnly(b *raw.BucketIamConfiguration) BucketPolicyOnly {
|
|
if b == nil || b.BucketPolicyOnly == nil || !b.BucketPolicyOnly.Enabled {
|
|
return BucketPolicyOnly{}
|
|
}
|
|
lt, err := time.Parse(time.RFC3339, b.BucketPolicyOnly.LockedTime)
|
|
if err != nil {
|
|
return BucketPolicyOnly{
|
|
Enabled: true,
|
|
}
|
|
}
|
|
return BucketPolicyOnly{
|
|
Enabled: true,
|
|
LockedTime: lt,
|
|
}
|
|
}
|
|
|
|
func toBucketPolicyOnlyFromProto(b *storagepb.Bucket_IamConfig) BucketPolicyOnly {
|
|
if b == nil || !b.GetUniformBucketLevelAccess().GetEnabled() {
|
|
return BucketPolicyOnly{}
|
|
}
|
|
return BucketPolicyOnly{
|
|
Enabled: true,
|
|
LockedTime: b.GetUniformBucketLevelAccess().GetLockTime().AsTime(),
|
|
}
|
|
}
|
|
|
|
func toUniformBucketLevelAccess(b *raw.BucketIamConfiguration) UniformBucketLevelAccess {
|
|
if b == nil || b.UniformBucketLevelAccess == nil || !b.UniformBucketLevelAccess.Enabled {
|
|
return UniformBucketLevelAccess{}
|
|
}
|
|
lt, err := time.Parse(time.RFC3339, b.UniformBucketLevelAccess.LockedTime)
|
|
if err != nil {
|
|
return UniformBucketLevelAccess{
|
|
Enabled: true,
|
|
}
|
|
}
|
|
return UniformBucketLevelAccess{
|
|
Enabled: true,
|
|
LockedTime: lt,
|
|
}
|
|
}
|
|
|
|
func toUniformBucketLevelAccessFromProto(b *storagepb.Bucket_IamConfig) UniformBucketLevelAccess {
|
|
if b == nil || !b.GetUniformBucketLevelAccess().GetEnabled() {
|
|
return UniformBucketLevelAccess{}
|
|
}
|
|
return UniformBucketLevelAccess{
|
|
Enabled: true,
|
|
LockedTime: b.GetUniformBucketLevelAccess().GetLockTime().AsTime(),
|
|
}
|
|
}
|
|
|
|
func toPublicAccessPrevention(b *raw.BucketIamConfiguration) PublicAccessPrevention {
|
|
if b == nil {
|
|
return PublicAccessPreventionUnknown
|
|
}
|
|
switch b.PublicAccessPrevention {
|
|
case publicAccessPreventionInherited, publicAccessPreventionUnspecified:
|
|
return PublicAccessPreventionInherited
|
|
case publicAccessPreventionEnforced:
|
|
return PublicAccessPreventionEnforced
|
|
default:
|
|
return PublicAccessPreventionUnknown
|
|
}
|
|
}
|
|
|
|
func toPublicAccessPreventionFromProto(b *storagepb.Bucket_IamConfig) PublicAccessPrevention {
|
|
if b == nil {
|
|
return PublicAccessPreventionUnknown
|
|
}
|
|
switch b.GetPublicAccessPrevention() {
|
|
case publicAccessPreventionInherited, publicAccessPreventionUnspecified:
|
|
return PublicAccessPreventionInherited
|
|
case publicAccessPreventionEnforced:
|
|
return PublicAccessPreventionEnforced
|
|
default:
|
|
return PublicAccessPreventionUnknown
|
|
}
|
|
}
|
|
|
|
func toRPO(b *raw.Bucket) RPO {
|
|
if b == nil {
|
|
return RPOUnknown
|
|
}
|
|
switch b.Rpo {
|
|
case rpoDefault:
|
|
return RPODefault
|
|
case rpoAsyncTurbo:
|
|
return RPOAsyncTurbo
|
|
default:
|
|
return RPOUnknown
|
|
}
|
|
}
|
|
|
|
func toRPOFromProto(b *storagepb.Bucket) RPO {
|
|
if b == nil {
|
|
return RPOUnknown
|
|
}
|
|
switch b.GetRpo() {
|
|
case rpoDefault:
|
|
return RPODefault
|
|
case rpoAsyncTurbo:
|
|
return RPOAsyncTurbo
|
|
default:
|
|
return RPOUnknown
|
|
}
|
|
}
|
|
|
|
func customPlacementFromRaw(c *raw.BucketCustomPlacementConfig) *CustomPlacementConfig {
|
|
if c == nil {
|
|
return nil
|
|
}
|
|
return &CustomPlacementConfig{DataLocations: c.DataLocations}
|
|
}
|
|
|
|
func (c *CustomPlacementConfig) toRawCustomPlacement() *raw.BucketCustomPlacementConfig {
|
|
if c == nil {
|
|
return nil
|
|
}
|
|
return &raw.BucketCustomPlacementConfig{
|
|
DataLocations: c.DataLocations,
|
|
}
|
|
}
|
|
|
|
func (c *CustomPlacementConfig) toProtoCustomPlacement() *storagepb.Bucket_CustomPlacementConfig {
|
|
if c == nil {
|
|
return nil
|
|
}
|
|
return &storagepb.Bucket_CustomPlacementConfig{
|
|
DataLocations: c.DataLocations,
|
|
}
|
|
}
|
|
|
|
func customPlacementFromProto(c *storagepb.Bucket_CustomPlacementConfig) *CustomPlacementConfig {
|
|
if c == nil {
|
|
return nil
|
|
}
|
|
return &CustomPlacementConfig{DataLocations: c.GetDataLocations()}
|
|
}
|
|
|
|
func (a *Autoclass) toRawAutoclass() *raw.BucketAutoclass {
|
|
if a == nil {
|
|
return nil
|
|
}
|
|
// Excluding read only fields ToggleTime and TerminalStorageClassUpdateTime.
|
|
return &raw.BucketAutoclass{
|
|
Enabled: a.Enabled,
|
|
TerminalStorageClass: a.TerminalStorageClass,
|
|
}
|
|
}
|
|
|
|
func (a *Autoclass) toProtoAutoclass() *storagepb.Bucket_Autoclass {
|
|
if a == nil {
|
|
return nil
|
|
}
|
|
// Excluding read only fields ToggleTime and TerminalStorageClassUpdateTime.
|
|
ba := &storagepb.Bucket_Autoclass{
|
|
Enabled: a.Enabled,
|
|
}
|
|
if a.TerminalStorageClass != "" {
|
|
ba.TerminalStorageClass = &a.TerminalStorageClass
|
|
}
|
|
return ba
|
|
}
|
|
|
|
func toAutoclassFromRaw(a *raw.BucketAutoclass) *Autoclass {
|
|
if a == nil || a.ToggleTime == "" {
|
|
return nil
|
|
}
|
|
ac := &Autoclass{
|
|
Enabled: a.Enabled,
|
|
TerminalStorageClass: a.TerminalStorageClass,
|
|
}
|
|
// Return ToggleTime and TSCUpdateTime only if parsed with valid values.
|
|
t, err := time.Parse(time.RFC3339, a.ToggleTime)
|
|
if err == nil {
|
|
ac.ToggleTime = t
|
|
}
|
|
ut, err := time.Parse(time.RFC3339, a.TerminalStorageClassUpdateTime)
|
|
if err == nil {
|
|
ac.TerminalStorageClassUpdateTime = ut
|
|
}
|
|
return ac
|
|
}
|
|
|
|
func toAutoclassFromProto(a *storagepb.Bucket_Autoclass) *Autoclass {
|
|
if a == nil || a.GetToggleTime().AsTime().Unix() == 0 {
|
|
return nil
|
|
}
|
|
return &Autoclass{
|
|
Enabled: a.GetEnabled(),
|
|
ToggleTime: a.GetToggleTime().AsTime(),
|
|
TerminalStorageClass: a.GetTerminalStorageClass(),
|
|
TerminalStorageClassUpdateTime: a.GetTerminalStorageClassUpdateTime().AsTime(),
|
|
}
|
|
}
|
|
|
|
// Objects returns an iterator over the objects in the bucket that match the
|
|
// Query q. If q is nil, no filtering is done. Objects will be iterated over
|
|
// lexicographically by name.
|
|
//
|
|
// Note: The returned iterator is not safe for concurrent operations without explicit synchronization.
|
|
func (b *BucketHandle) Objects(ctx context.Context, q *Query) *ObjectIterator {
|
|
o := makeStorageOpts(true, b.retry, b.userProject)
|
|
return b.c.tc.ListObjects(ctx, b.name, q, o...)
|
|
}
|
|
|
|
// Retryer returns a bucket handle that is configured with custom retry
|
|
// behavior as specified by the options that are passed to it. All operations
|
|
// on the new handle will use the customized retry configuration.
|
|
// Retry options set on a object handle will take precedence over options set on
|
|
// the bucket handle.
|
|
// These retry options will merge with the client's retry configuration (if set)
|
|
// for the returned handle. Options passed into this method will take precedence
|
|
// over retry options on the client. Note that you must explicitly pass in each
|
|
// option you want to override.
|
|
func (b *BucketHandle) Retryer(opts ...RetryOption) *BucketHandle {
|
|
b2 := *b
|
|
var retry *retryConfig
|
|
if b.retry != nil {
|
|
// merge the options with the existing retry
|
|
retry = b.retry
|
|
} else {
|
|
retry = &retryConfig{}
|
|
}
|
|
for _, opt := range opts {
|
|
opt.apply(retry)
|
|
}
|
|
b2.retry = retry
|
|
b2.acl.retry = retry
|
|
b2.defaultObjectACL.retry = retry
|
|
return &b2
|
|
}
|
|
|
|
// An ObjectIterator is an iterator over ObjectAttrs.
|
|
//
|
|
// Note: This iterator is not safe for concurrent operations without explicit synchronization.
|
|
type ObjectIterator struct {
|
|
ctx context.Context
|
|
query Query
|
|
pageInfo *iterator.PageInfo
|
|
nextFunc func() error
|
|
items []*ObjectAttrs
|
|
}
|
|
|
|
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
|
|
//
|
|
// Note: This method is not safe for concurrent operations without explicit synchronization.
|
|
func (it *ObjectIterator) PageInfo() *iterator.PageInfo { return it.pageInfo }
|
|
|
|
// Next returns the next result. Its second return value is iterator.Done if
|
|
// there are no more results. Once Next returns iterator.Done, all subsequent
|
|
// calls will return iterator.Done.
|
|
//
|
|
// In addition, if Next returns an error other than iterator.Done, all
|
|
// subsequent calls will return the same error. To continue iteration, a new
|
|
// `ObjectIterator` must be created. Since objects are ordered lexicographically
|
|
// by name, `Query.StartOffset` can be used to create a new iterator which will
|
|
// start at the desired place. See
|
|
// https://pkg.go.dev/cloud.google.com/go/storage?tab=doc#hdr-Listing_objects.
|
|
//
|
|
// If Query.Delimiter is non-empty, some of the ObjectAttrs returned by Next will
|
|
// have a non-empty Prefix field, and a zero value for all other fields. These
|
|
// represent prefixes.
|
|
//
|
|
// Note: This method is not safe for concurrent operations without explicit synchronization.
|
|
func (it *ObjectIterator) Next() (*ObjectAttrs, error) {
|
|
if err := it.nextFunc(); err != nil {
|
|
return nil, err
|
|
}
|
|
item := it.items[0]
|
|
it.items = it.items[1:]
|
|
return item, nil
|
|
}
|
|
|
|
// Buckets returns an iterator over the buckets in the project. You may
|
|
// optionally set the iterator's Prefix field to restrict the list to buckets
|
|
// whose names begin with the prefix. By default, all buckets in the project
|
|
// are returned.
|
|
//
|
|
// Note: The returned iterator is not safe for concurrent operations without explicit synchronization.
|
|
func (c *Client) Buckets(ctx context.Context, projectID string) *BucketIterator {
|
|
o := makeStorageOpts(true, c.retry, "")
|
|
return c.tc.ListBuckets(ctx, projectID, o...)
|
|
}
|
|
|
|
// A BucketIterator is an iterator over BucketAttrs.
|
|
//
|
|
// Note: This iterator is not safe for concurrent operations without explicit synchronization.
|
|
type BucketIterator struct {
|
|
// Prefix restricts the iterator to buckets whose names begin with it.
|
|
Prefix string
|
|
|
|
ctx context.Context
|
|
projectID string
|
|
buckets []*BucketAttrs
|
|
pageInfo *iterator.PageInfo
|
|
nextFunc func() error
|
|
}
|
|
|
|
// Next returns the next result. Its second return value is iterator.Done if
|
|
// there are no more results. Once Next returns iterator.Done, all subsequent
|
|
// calls will return iterator.Done.
|
|
//
|
|
// Note: This method is not safe for concurrent operations without explicit synchronization.
|
|
func (it *BucketIterator) Next() (*BucketAttrs, error) {
|
|
if err := it.nextFunc(); err != nil {
|
|
return nil, err
|
|
}
|
|
b := it.buckets[0]
|
|
it.buckets = it.buckets[1:]
|
|
return b, nil
|
|
}
|
|
|
|
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
|
|
//
|
|
// Note: This method is not safe for concurrent operations without explicit synchronization.
|
|
func (it *BucketIterator) PageInfo() *iterator.PageInfo { return it.pageInfo }
|
|
|
|
// RPO (Recovery Point Objective) configures the turbo replication feature. See
|
|
// https://cloud.google.com/storage/docs/managing-turbo-replication for more information.
|
|
type RPO int
|
|
|
|
const (
|
|
// RPOUnknown is a zero value. It may be returned from bucket.Attrs() if RPO
|
|
// is not present in the bucket metadata, that is, the bucket is not dual-region.
|
|
// This value is also used if the RPO field is not set in a call to GCS.
|
|
RPOUnknown RPO = iota
|
|
|
|
// RPODefault represents default replication. It is used to reset RPO on an
|
|
// existing bucket that has this field set to RPOAsyncTurbo. Otherwise it
|
|
// is equivalent to RPOUnknown, and is always ignored. This value is valid
|
|
// for dual- or multi-region buckets.
|
|
RPODefault
|
|
|
|
// RPOAsyncTurbo represents turbo replication and is used to enable Turbo
|
|
// Replication on a bucket. This value is only valid for dual-region buckets.
|
|
RPOAsyncTurbo
|
|
|
|
rpoUnknown string = ""
|
|
rpoDefault = "DEFAULT"
|
|
rpoAsyncTurbo = "ASYNC_TURBO"
|
|
)
|
|
|
|
func (rpo RPO) String() string {
|
|
switch rpo {
|
|
case RPODefault:
|
|
return rpoDefault
|
|
case RPOAsyncTurbo:
|
|
return rpoAsyncTurbo
|
|
default:
|
|
return rpoUnknown
|
|
}
|
|
}
|
|
|
|
// protoDateToUTCTime returns a new Time based on the google.type.Date, in UTC.
|
|
//
|
|
// Hours, minutes, seconds, and nanoseconds are set to 0.
|
|
func protoDateToUTCTime(d *dpb.Date) time.Time {
|
|
return protoDateToTime(d, time.UTC)
|
|
}
|
|
|
|
// protoDateToTime returns a new Time based on the google.type.Date and provided
|
|
// *time.Location.
|
|
//
|
|
// Hours, minutes, seconds, and nanoseconds are set to 0.
|
|
func protoDateToTime(d *dpb.Date, l *time.Location) time.Time {
|
|
return time.Date(int(d.GetYear()), time.Month(d.GetMonth()), int(d.GetDay()), 0, 0, 0, 0, l)
|
|
}
|
|
|
|
// timeToProtoDate returns a new google.type.Date based on the provided time.Time.
|
|
// The location is ignored, as is anything more precise than the day.
|
|
func timeToProtoDate(t time.Time) *dpb.Date {
|
|
return &dpb.Date{
|
|
Year: int32(t.Year()),
|
|
Month: int32(t.Month()),
|
|
Day: int32(t.Day()),
|
|
}
|
|
}
|