mirror of
https://github.com/octoleo/restic.git
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2b39f9f4b2
Among others, this updates minio-go, so that the new "eu-west-3" zone for AWS is supported.
268 lines
10 KiB
Go
268 lines
10 KiB
Go
// Copyright 2018 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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// https://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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// AUTO-GENERATED CODE. DO NOT EDIT.
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package longrunning
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import (
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"math"
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"time"
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"cloud.google.com/go/internal/version"
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gax "github.com/googleapis/gax-go"
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"golang.org/x/net/context"
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"google.golang.org/api/iterator"
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"google.golang.org/api/option"
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"google.golang.org/api/transport"
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longrunningpb "google.golang.org/genproto/googleapis/longrunning"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/metadata"
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)
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// OperationsCallOptions contains the retry settings for each method of OperationsClient.
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type OperationsCallOptions struct {
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GetOperation []gax.CallOption
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ListOperations []gax.CallOption
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CancelOperation []gax.CallOption
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DeleteOperation []gax.CallOption
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}
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func defaultOperationsClientOptions() []option.ClientOption {
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return []option.ClientOption{
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option.WithEndpoint("longrunning.googleapis.com:443"),
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option.WithScopes(DefaultAuthScopes()...),
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}
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}
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func defaultOperationsCallOptions() *OperationsCallOptions {
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retry := map[[2]string][]gax.CallOption{
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{"default", "idempotent"}: {
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gax.WithRetry(func() gax.Retryer {
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return gax.OnCodes([]codes.Code{
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codes.DeadlineExceeded,
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codes.Unavailable,
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}, gax.Backoff{
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Initial: 100 * time.Millisecond,
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Max: 60000 * time.Millisecond,
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Multiplier: 1.3,
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})
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}),
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},
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}
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return &OperationsCallOptions{
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GetOperation: retry[[2]string{"default", "idempotent"}],
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ListOperations: retry[[2]string{"default", "idempotent"}],
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CancelOperation: retry[[2]string{"default", "idempotent"}],
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DeleteOperation: retry[[2]string{"default", "idempotent"}],
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}
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}
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// OperationsClient is a client for interacting with Google Long Running Operations API.
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type OperationsClient struct {
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// The connection to the service.
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conn *grpc.ClientConn
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// The gRPC API client.
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operationsClient longrunningpb.OperationsClient
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// The call options for this service.
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CallOptions *OperationsCallOptions
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// The x-goog-* metadata to be sent with each request.
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xGoogMetadata metadata.MD
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}
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// NewOperationsClient creates a new operations client.
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//
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// Manages long-running operations with an API service.
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//
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// When an API method normally takes long time to complete, it can be designed
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// to return [Operation][google.longrunning.Operation] to the client, and the client can use this
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// interface to receive the real response asynchronously by polling the
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// operation resource, or pass the operation resource to another API (such as
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// Google Cloud Pub/Sub API) to receive the response. Any API service that
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// returns long-running operations should implement the Operations interface
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// so developers can have a consistent client experience.
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func NewOperationsClient(ctx context.Context, opts ...option.ClientOption) (*OperationsClient, error) {
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conn, err := transport.DialGRPC(ctx, append(defaultOperationsClientOptions(), opts...)...)
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if err != nil {
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return nil, err
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}
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c := &OperationsClient{
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conn: conn,
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CallOptions: defaultOperationsCallOptions(),
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operationsClient: longrunningpb.NewOperationsClient(conn),
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}
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c.SetGoogleClientInfo()
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return c, nil
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}
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// Connection returns the client's connection to the API service.
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func (c *OperationsClient) Connection() *grpc.ClientConn {
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return c.conn
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}
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// Close closes the connection to the API service. The user should invoke this when
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// the client is no longer required.
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func (c *OperationsClient) Close() error {
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return c.conn.Close()
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}
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// SetGoogleClientInfo sets the name and version of the application in
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// the `x-goog-api-client` header passed on each request. Intended for
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// use by Google-written clients.
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func (c *OperationsClient) SetGoogleClientInfo(keyval ...string) {
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kv := append([]string{"gl-go", version.Go()}, keyval...)
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kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
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c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
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}
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// GetOperation gets the latest state of a long-running operation. Clients can use this
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// method to poll the operation result at intervals as recommended by the API
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// service.
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func (c *OperationsClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.GetOperation[0:len(c.CallOptions.GetOperation):len(c.CallOptions.GetOperation)], opts...)
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var resp *longrunningpb.Operation
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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resp, err = c.operationsClient.GetOperation(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// ListOperations lists operations that match the specified filter in the request. If the
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// server doesn't support this method, it returns UNIMPLEMENTED.
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//
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// NOTE: the name binding below allows API services to override the binding
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// to use different resource name schemes, such as users/*/operations.
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func (c *OperationsClient) ListOperations(ctx context.Context, req *longrunningpb.ListOperationsRequest, opts ...gax.CallOption) *OperationIterator {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.ListOperations[0:len(c.CallOptions.ListOperations):len(c.CallOptions.ListOperations)], opts...)
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it := &OperationIterator{}
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it.InternalFetch = func(pageSize int, pageToken string) ([]*longrunningpb.Operation, string, error) {
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var resp *longrunningpb.ListOperationsResponse
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req.PageToken = pageToken
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if pageSize > math.MaxInt32 {
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req.PageSize = math.MaxInt32
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} else {
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req.PageSize = int32(pageSize)
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}
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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resp, err = c.operationsClient.ListOperations(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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if err != nil {
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return nil, "", err
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}
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return resp.Operations, resp.NextPageToken, nil
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}
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fetch := func(pageSize int, pageToken string) (string, error) {
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items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
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if err != nil {
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return "", err
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}
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it.items = append(it.items, items...)
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return nextPageToken, nil
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}
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it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
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return it
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}
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// CancelOperation starts asynchronous cancellation on a long-running operation. The server
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// makes a best effort to cancel the operation, but success is not
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// guaranteed. If the server doesn't support this method, it returns
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// google.rpc.Code.UNIMPLEMENTED. Clients can use
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// [Operations.GetOperation][google.longrunning.Operations.GetOperation] or
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// other methods to check whether the cancellation succeeded or whether the
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// operation completed despite cancellation. On successful cancellation,
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// the operation is not deleted; instead, it becomes an operation with
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// an [Operation.error][google.longrunning.Operation.error] value with a [google.rpc.Status.code][google.rpc.Status.code] of 1,
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// corresponding to Code.CANCELLED.
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func (c *OperationsClient) CancelOperation(ctx context.Context, req *longrunningpb.CancelOperationRequest, opts ...gax.CallOption) error {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.CancelOperation[0:len(c.CallOptions.CancelOperation):len(c.CallOptions.CancelOperation)], opts...)
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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_, err = c.operationsClient.CancelOperation(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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return err
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}
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// DeleteOperation deletes a long-running operation. This method indicates that the client is
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// no longer interested in the operation result. It does not cancel the
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// operation. If the server doesn't support this method, it returns
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// google.rpc.Code.UNIMPLEMENTED.
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func (c *OperationsClient) DeleteOperation(ctx context.Context, req *longrunningpb.DeleteOperationRequest, opts ...gax.CallOption) error {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.DeleteOperation[0:len(c.CallOptions.DeleteOperation):len(c.CallOptions.DeleteOperation)], opts...)
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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_, err = c.operationsClient.DeleteOperation(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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return err
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}
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// OperationIterator manages a stream of *longrunningpb.Operation.
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type OperationIterator struct {
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items []*longrunningpb.Operation
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pageInfo *iterator.PageInfo
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nextFunc func() error
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// InternalFetch is for use by the Google Cloud Libraries only.
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// It is not part of the stable interface of this package.
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//
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// InternalFetch returns results from a single call to the underlying RPC.
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// The number of results is no greater than pageSize.
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// If there are no more results, nextPageToken is empty and err is nil.
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InternalFetch func(pageSize int, pageToken string) (results []*longrunningpb.Operation, nextPageToken string, err error)
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}
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// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
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func (it *OperationIterator) PageInfo() *iterator.PageInfo {
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return it.pageInfo
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}
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// Next returns the next result. Its second return value is iterator.Done if there are no more
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// results. Once Next returns Done, all subsequent calls will return Done.
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func (it *OperationIterator) Next() (*longrunningpb.Operation, error) {
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var item *longrunningpb.Operation
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if err := it.nextFunc(); err != nil {
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return item, err
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}
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item = it.items[0]
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it.items = it.items[1:]
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return item, nil
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}
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func (it *OperationIterator) bufLen() int {
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return len(it.items)
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}
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func (it *OperationIterator) takeBuf() interface{} {
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b := it.items
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it.items = nil
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return b
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}
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