mirror of
https://github.com/restic/restic.git
synced 2024-09-15 15:30:45 +02:00
2b39f9f4b2
Among others, this updates minio-go, so that the new "eu-west-3" zone for AWS is supported.
602 lines
23 KiB
Go
602 lines
23 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 datatransfer
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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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datatransferpb "google.golang.org/genproto/googleapis/cloud/bigquery/datatransfer/v1"
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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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// CallOptions contains the retry settings for each method of Client.
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type CallOptions struct {
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GetDataSource []gax.CallOption
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ListDataSources []gax.CallOption
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CreateTransferConfig []gax.CallOption
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UpdateTransferConfig []gax.CallOption
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DeleteTransferConfig []gax.CallOption
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GetTransferConfig []gax.CallOption
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ListTransferConfigs []gax.CallOption
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ScheduleTransferRuns []gax.CallOption
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GetTransferRun []gax.CallOption
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DeleteTransferRun []gax.CallOption
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ListTransferRuns []gax.CallOption
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ListTransferLogs []gax.CallOption
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CheckValidCreds []gax.CallOption
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}
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func defaultClientOptions() []option.ClientOption {
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return []option.ClientOption{
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option.WithEndpoint("bigquerydatatransfer.googleapis.com:443"),
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option.WithScopes(DefaultAuthScopes()...),
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}
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}
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func defaultCallOptions() *CallOptions {
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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 &CallOptions{
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GetDataSource: retry[[2]string{"default", "idempotent"}],
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ListDataSources: retry[[2]string{"default", "idempotent"}],
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CreateTransferConfig: retry[[2]string{"default", "non_idempotent"}],
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UpdateTransferConfig: retry[[2]string{"default", "non_idempotent"}],
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DeleteTransferConfig: retry[[2]string{"default", "idempotent"}],
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GetTransferConfig: retry[[2]string{"default", "idempotent"}],
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ListTransferConfigs: retry[[2]string{"default", "idempotent"}],
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ScheduleTransferRuns: retry[[2]string{"default", "non_idempotent"}],
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GetTransferRun: retry[[2]string{"default", "idempotent"}],
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DeleteTransferRun: retry[[2]string{"default", "idempotent"}],
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ListTransferRuns: retry[[2]string{"default", "idempotent"}],
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ListTransferLogs: retry[[2]string{"default", "idempotent"}],
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CheckValidCreds: retry[[2]string{"default", "idempotent"}],
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}
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}
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// Client is a client for interacting with BigQuery Data Transfer API.
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type Client 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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client datatransferpb.DataTransferServiceClient
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// The call options for this service.
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CallOptions *CallOptions
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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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// NewClient creates a new data transfer service client.
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//
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// The Google BigQuery Data Transfer Service API enables BigQuery users to
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// configure the transfer of their data from other Google Products into BigQuery.
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// This service contains methods that are end user exposed. It backs up the
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// frontend.
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func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
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conn, err := transport.DialGRPC(ctx, append(defaultClientOptions(), opts...)...)
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if err != nil {
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return nil, err
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}
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c := &Client{
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conn: conn,
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CallOptions: defaultCallOptions(),
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client: datatransferpb.NewDataTransferServiceClient(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 *Client) 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 *Client) 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 *Client) 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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// GetDataSource retrieves a supported data source and returns its settings,
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// which can be used for UI rendering.
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func (c *Client) GetDataSource(ctx context.Context, req *datatransferpb.GetDataSourceRequest, opts ...gax.CallOption) (*datatransferpb.DataSource, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.GetDataSource[0:len(c.CallOptions.GetDataSource):len(c.CallOptions.GetDataSource)], opts...)
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var resp *datatransferpb.DataSource
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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.client.GetDataSource(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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// ListDataSources lists supported data sources and returns their settings,
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// which can be used for UI rendering.
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func (c *Client) ListDataSources(ctx context.Context, req *datatransferpb.ListDataSourcesRequest, opts ...gax.CallOption) *DataSourceIterator {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.ListDataSources[0:len(c.CallOptions.ListDataSources):len(c.CallOptions.ListDataSources)], opts...)
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it := &DataSourceIterator{}
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it.InternalFetch = func(pageSize int, pageToken string) ([]*datatransferpb.DataSource, string, error) {
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var resp *datatransferpb.ListDataSourcesResponse
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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.client.ListDataSources(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.DataSources, 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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// CreateTransferConfig creates a new data transfer configuration.
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func (c *Client) CreateTransferConfig(ctx context.Context, req *datatransferpb.CreateTransferConfigRequest, opts ...gax.CallOption) (*datatransferpb.TransferConfig, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.CreateTransferConfig[0:len(c.CallOptions.CreateTransferConfig):len(c.CallOptions.CreateTransferConfig)], opts...)
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var resp *datatransferpb.TransferConfig
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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.client.CreateTransferConfig(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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// UpdateTransferConfig updates a data transfer configuration.
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// All fields must be set, even if they are not updated.
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func (c *Client) UpdateTransferConfig(ctx context.Context, req *datatransferpb.UpdateTransferConfigRequest, opts ...gax.CallOption) (*datatransferpb.TransferConfig, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.UpdateTransferConfig[0:len(c.CallOptions.UpdateTransferConfig):len(c.CallOptions.UpdateTransferConfig)], opts...)
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var resp *datatransferpb.TransferConfig
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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.client.UpdateTransferConfig(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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// DeleteTransferConfig deletes a data transfer configuration,
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// including any associated transfer runs and logs.
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func (c *Client) DeleteTransferConfig(ctx context.Context, req *datatransferpb.DeleteTransferConfigRequest, opts ...gax.CallOption) error {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.DeleteTransferConfig[0:len(c.CallOptions.DeleteTransferConfig):len(c.CallOptions.DeleteTransferConfig)], 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.client.DeleteTransferConfig(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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// GetTransferConfig returns information about a data transfer config.
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func (c *Client) GetTransferConfig(ctx context.Context, req *datatransferpb.GetTransferConfigRequest, opts ...gax.CallOption) (*datatransferpb.TransferConfig, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.GetTransferConfig[0:len(c.CallOptions.GetTransferConfig):len(c.CallOptions.GetTransferConfig)], opts...)
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var resp *datatransferpb.TransferConfig
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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.client.GetTransferConfig(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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// ListTransferConfigs returns information about all data transfers in the project.
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func (c *Client) ListTransferConfigs(ctx context.Context, req *datatransferpb.ListTransferConfigsRequest, opts ...gax.CallOption) *TransferConfigIterator {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.ListTransferConfigs[0:len(c.CallOptions.ListTransferConfigs):len(c.CallOptions.ListTransferConfigs)], opts...)
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it := &TransferConfigIterator{}
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it.InternalFetch = func(pageSize int, pageToken string) ([]*datatransferpb.TransferConfig, string, error) {
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var resp *datatransferpb.ListTransferConfigsResponse
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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.client.ListTransferConfigs(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.TransferConfigs, 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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// ScheduleTransferRuns creates transfer runs for a time range [range_start_time, range_end_time].
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// For each date - or whatever granularity the data source supports - in the
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// range, one transfer run is created.
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// Note that runs are created per UTC time in the time range.
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func (c *Client) ScheduleTransferRuns(ctx context.Context, req *datatransferpb.ScheduleTransferRunsRequest, opts ...gax.CallOption) (*datatransferpb.ScheduleTransferRunsResponse, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.ScheduleTransferRuns[0:len(c.CallOptions.ScheduleTransferRuns):len(c.CallOptions.ScheduleTransferRuns)], opts...)
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var resp *datatransferpb.ScheduleTransferRunsResponse
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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.client.ScheduleTransferRuns(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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// GetTransferRun returns information about the particular transfer run.
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func (c *Client) GetTransferRun(ctx context.Context, req *datatransferpb.GetTransferRunRequest, opts ...gax.CallOption) (*datatransferpb.TransferRun, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.GetTransferRun[0:len(c.CallOptions.GetTransferRun):len(c.CallOptions.GetTransferRun)], opts...)
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var resp *datatransferpb.TransferRun
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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.client.GetTransferRun(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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// DeleteTransferRun deletes the specified transfer run.
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func (c *Client) DeleteTransferRun(ctx context.Context, req *datatransferpb.DeleteTransferRunRequest, opts ...gax.CallOption) error {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.DeleteTransferRun[0:len(c.CallOptions.DeleteTransferRun):len(c.CallOptions.DeleteTransferRun)], 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.client.DeleteTransferRun(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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// ListTransferRuns returns information about running and completed jobs.
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func (c *Client) ListTransferRuns(ctx context.Context, req *datatransferpb.ListTransferRunsRequest, opts ...gax.CallOption) *TransferRunIterator {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.ListTransferRuns[0:len(c.CallOptions.ListTransferRuns):len(c.CallOptions.ListTransferRuns)], opts...)
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it := &TransferRunIterator{}
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it.InternalFetch = func(pageSize int, pageToken string) ([]*datatransferpb.TransferRun, string, error) {
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var resp *datatransferpb.ListTransferRunsResponse
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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.client.ListTransferRuns(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.TransferRuns, 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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// ListTransferLogs returns user facing log messages for the data transfer run.
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func (c *Client) ListTransferLogs(ctx context.Context, req *datatransferpb.ListTransferLogsRequest, opts ...gax.CallOption) *TransferMessageIterator {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.ListTransferLogs[0:len(c.CallOptions.ListTransferLogs):len(c.CallOptions.ListTransferLogs)], opts...)
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it := &TransferMessageIterator{}
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it.InternalFetch = func(pageSize int, pageToken string) ([]*datatransferpb.TransferMessage, string, error) {
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var resp *datatransferpb.ListTransferLogsResponse
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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.client.ListTransferLogs(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.TransferMessages, 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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// CheckValidCreds returns true if valid credentials exist for the given data source and
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// requesting user.
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// Some data sources doesn't support service account, so we need to talk to
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// them on behalf of the end user. This API just checks whether we have OAuth
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// token for the particular user, which is a pre-requisite before user can
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// create a transfer config.
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func (c *Client) CheckValidCreds(ctx context.Context, req *datatransferpb.CheckValidCredsRequest, opts ...gax.CallOption) (*datatransferpb.CheckValidCredsResponse, error) {
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ctx = insertMetadata(ctx, c.xGoogMetadata)
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opts = append(c.CallOptions.CheckValidCreds[0:len(c.CallOptions.CheckValidCreds):len(c.CallOptions.CheckValidCreds)], opts...)
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var resp *datatransferpb.CheckValidCredsResponse
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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.client.CheckValidCreds(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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// DataSourceIterator manages a stream of *datatransferpb.DataSource.
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|
type DataSourceIterator struct {
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items []*datatransferpb.DataSource
|
|
pageInfo *iterator.PageInfo
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|
nextFunc func() error
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|
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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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|
//
|
|
// 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 []*datatransferpb.DataSource, nextPageToken string, err error)
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|
}
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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 *DataSourceIterator) PageInfo() *iterator.PageInfo {
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return it.pageInfo
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|
}
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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
|
|
// results. Once Next returns Done, all subsequent calls will return Done.
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func (it *DataSourceIterator) Next() (*datatransferpb.DataSource, error) {
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|
var item *datatransferpb.DataSource
|
|
if err := it.nextFunc(); err != nil {
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|
return item, err
|
|
}
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|
item = it.items[0]
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|
it.items = it.items[1:]
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return item, nil
|
|
}
|
|
|
|
func (it *DataSourceIterator) bufLen() int {
|
|
return len(it.items)
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|
}
|
|
|
|
func (it *DataSourceIterator) takeBuf() interface{} {
|
|
b := it.items
|
|
it.items = nil
|
|
return b
|
|
}
|
|
|
|
// TransferConfigIterator manages a stream of *datatransferpb.TransferConfig.
|
|
type TransferConfigIterator struct {
|
|
items []*datatransferpb.TransferConfig
|
|
pageInfo *iterator.PageInfo
|
|
nextFunc func() error
|
|
|
|
// InternalFetch is for use by the Google Cloud Libraries only.
|
|
// It is not part of the stable interface of this package.
|
|
//
|
|
// InternalFetch returns results from a single call to the underlying RPC.
|
|
// The number of results is no greater than pageSize.
|
|
// If there are no more results, nextPageToken is empty and err is nil.
|
|
InternalFetch func(pageSize int, pageToken string) (results []*datatransferpb.TransferConfig, nextPageToken string, err error)
|
|
}
|
|
|
|
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
|
|
func (it *TransferConfigIterator) 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 Done, all subsequent calls will return Done.
|
|
func (it *TransferConfigIterator) Next() (*datatransferpb.TransferConfig, error) {
|
|
var item *datatransferpb.TransferConfig
|
|
if err := it.nextFunc(); err != nil {
|
|
return item, err
|
|
}
|
|
item = it.items[0]
|
|
it.items = it.items[1:]
|
|
return item, nil
|
|
}
|
|
|
|
func (it *TransferConfigIterator) bufLen() int {
|
|
return len(it.items)
|
|
}
|
|
|
|
func (it *TransferConfigIterator) takeBuf() interface{} {
|
|
b := it.items
|
|
it.items = nil
|
|
return b
|
|
}
|
|
|
|
// TransferMessageIterator manages a stream of *datatransferpb.TransferMessage.
|
|
type TransferMessageIterator struct {
|
|
items []*datatransferpb.TransferMessage
|
|
pageInfo *iterator.PageInfo
|
|
nextFunc func() error
|
|
|
|
// InternalFetch is for use by the Google Cloud Libraries only.
|
|
// It is not part of the stable interface of this package.
|
|
//
|
|
// InternalFetch returns results from a single call to the underlying RPC.
|
|
// The number of results is no greater than pageSize.
|
|
// If there are no more results, nextPageToken is empty and err is nil.
|
|
InternalFetch func(pageSize int, pageToken string) (results []*datatransferpb.TransferMessage, nextPageToken string, err error)
|
|
}
|
|
|
|
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
|
|
func (it *TransferMessageIterator) 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 Done, all subsequent calls will return Done.
|
|
func (it *TransferMessageIterator) Next() (*datatransferpb.TransferMessage, error) {
|
|
var item *datatransferpb.TransferMessage
|
|
if err := it.nextFunc(); err != nil {
|
|
return item, err
|
|
}
|
|
item = it.items[0]
|
|
it.items = it.items[1:]
|
|
return item, nil
|
|
}
|
|
|
|
func (it *TransferMessageIterator) bufLen() int {
|
|
return len(it.items)
|
|
}
|
|
|
|
func (it *TransferMessageIterator) takeBuf() interface{} {
|
|
b := it.items
|
|
it.items = nil
|
|
return b
|
|
}
|
|
|
|
// TransferRunIterator manages a stream of *datatransferpb.TransferRun.
|
|
type TransferRunIterator struct {
|
|
items []*datatransferpb.TransferRun
|
|
pageInfo *iterator.PageInfo
|
|
nextFunc func() error
|
|
|
|
// InternalFetch is for use by the Google Cloud Libraries only.
|
|
// It is not part of the stable interface of this package.
|
|
//
|
|
// InternalFetch returns results from a single call to the underlying RPC.
|
|
// The number of results is no greater than pageSize.
|
|
// If there are no more results, nextPageToken is empty and err is nil.
|
|
InternalFetch func(pageSize int, pageToken string) (results []*datatransferpb.TransferRun, nextPageToken string, err error)
|
|
}
|
|
|
|
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
|
|
func (it *TransferRunIterator) 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 Done, all subsequent calls will return Done.
|
|
func (it *TransferRunIterator) Next() (*datatransferpb.TransferRun, error) {
|
|
var item *datatransferpb.TransferRun
|
|
if err := it.nextFunc(); err != nil {
|
|
return item, err
|
|
}
|
|
item = it.items[0]
|
|
it.items = it.items[1:]
|
|
return item, nil
|
|
}
|
|
|
|
func (it *TransferRunIterator) bufLen() int {
|
|
return len(it.items)
|
|
}
|
|
|
|
func (it *TransferRunIterator) takeBuf() interface{} {
|
|
b := it.items
|
|
it.items = nil
|
|
return b
|
|
}
|