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// Copyright 2018 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// AUTO-GENERATED CODE. DO NOT EDIT.
package dataproc
import (
"math"
"time"
"cloud.google.com/go/internal/version"
gax "github.com/googleapis/gax-go"
"golang.org/x/net/context"
"google.golang.org/api/iterator"
"google.golang.org/api/option"
"google.golang.org/api/transport"
dataprocpb "google.golang.org/genproto/googleapis/cloud/dataproc/v1"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/metadata"
)
// JobControllerCallOptions contains the retry settings for each method of JobControllerClient.
type JobControllerCallOptions struct {
SubmitJob []gax.CallOption
GetJob []gax.CallOption
ListJobs []gax.CallOption
UpdateJob []gax.CallOption
CancelJob []gax.CallOption
DeleteJob []gax.CallOption
}
func defaultJobControllerClientOptions() []option.ClientOption {
return []option.ClientOption{
option.WithEndpoint("dataproc.googleapis.com:443"),
option.WithScopes(DefaultAuthScopes()...),
}
}
func defaultJobControllerCallOptions() *JobControllerCallOptions {
retry := map[[2]string][]gax.CallOption{
{"default", "idempotent"}: {
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.DeadlineExceeded,
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.3,
})
}),
},
}
return &JobControllerCallOptions{
SubmitJob: retry[[2]string{"default", "non_idempotent"}],
GetJob: retry[[2]string{"default", "idempotent"}],
ListJobs: retry[[2]string{"default", "idempotent"}],
UpdateJob: retry[[2]string{"default", "non_idempotent"}],
CancelJob: retry[[2]string{"default", "non_idempotent"}],
DeleteJob: retry[[2]string{"default", "idempotent"}],
}
}
// JobControllerClient is a client for interacting with Google Cloud Dataproc API.
type JobControllerClient struct {
// The connection to the service.
conn *grpc.ClientConn
// The gRPC API client.
jobControllerClient dataprocpb.JobControllerClient
// The call options for this service.
CallOptions *JobControllerCallOptions
// The x-goog-* metadata to be sent with each request.
xGoogMetadata metadata.MD
}
// NewJobControllerClient creates a new job controller client.
//
// The JobController provides methods to manage jobs.
func NewJobControllerClient(ctx context.Context, opts ...option.ClientOption) (*JobControllerClient, error) {
conn, err := transport.DialGRPC(ctx, append(defaultJobControllerClientOptions(), opts...)...)
if err != nil {
return nil, err
}
c := &JobControllerClient{
conn: conn,
CallOptions: defaultJobControllerCallOptions(),
jobControllerClient: dataprocpb.NewJobControllerClient(conn),
}
c.setGoogleClientInfo()
return c, nil
}
// Connection returns the client's connection to the API service.
func (c *JobControllerClient) Connection() *grpc.ClientConn {
return c.conn
}
// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *JobControllerClient) Close() error {
return c.conn.Close()
}
// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *JobControllerClient) setGoogleClientInfo(keyval ...string) {
kv := append([]string{"gl-go", version.Go()}, keyval...)
kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}
// SubmitJob submits a job to a cluster.
func (c *JobControllerClient) SubmitJob(ctx context.Context, req *dataprocpb.SubmitJobRequest, opts ...gax.CallOption) (*dataprocpb.Job, error) {
ctx = insertMetadata(ctx, c.xGoogMetadata)
opts = append(c.CallOptions.SubmitJob[0:len(c.CallOptions.SubmitJob):len(c.CallOptions.SubmitJob)], opts...)
var resp *dataprocpb.Job
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.jobControllerClient.SubmitJob(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// GetJob gets the resource representation for a job in a project.
func (c *JobControllerClient) GetJob(ctx context.Context, req *dataprocpb.GetJobRequest, opts ...gax.CallOption) (*dataprocpb.Job, error) {
ctx = insertMetadata(ctx, c.xGoogMetadata)
opts = append(c.CallOptions.GetJob[0:len(c.CallOptions.GetJob):len(c.CallOptions.GetJob)], opts...)
var resp *dataprocpb.Job
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.jobControllerClient.GetJob(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// ListJobs lists regions/{region}/jobs in a project.
func (c *JobControllerClient) ListJobs(ctx context.Context, req *dataprocpb.ListJobsRequest, opts ...gax.CallOption) *JobIterator {
ctx = insertMetadata(ctx, c.xGoogMetadata)
opts = append(c.CallOptions.ListJobs[0:len(c.CallOptions.ListJobs):len(c.CallOptions.ListJobs)], opts...)
it := &JobIterator{}
it.InternalFetch = func(pageSize int, pageToken string) ([]*dataprocpb.Job, string, error) {
var resp *dataprocpb.ListJobsResponse
req.PageToken = pageToken
if pageSize > math.MaxInt32 {
req.PageSize = math.MaxInt32
} else {
req.PageSize = int32(pageSize)
}
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.jobControllerClient.ListJobs(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
return resp.Jobs, resp.NextPageToken, nil
}
fetch := func(pageSize int, pageToken string) (string, error) {
items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
if err != nil {
return "", err
}
it.items = append(it.items, items...)
return nextPageToken, nil
}
it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
return it
}
// UpdateJob updates a job in a project.
func (c *JobControllerClient) UpdateJob(ctx context.Context, req *dataprocpb.UpdateJobRequest, opts ...gax.CallOption) (*dataprocpb.Job, error) {
ctx = insertMetadata(ctx, c.xGoogMetadata)
opts = append(c.CallOptions.UpdateJob[0:len(c.CallOptions.UpdateJob):len(c.CallOptions.UpdateJob)], opts...)
var resp *dataprocpb.Job
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.jobControllerClient.UpdateJob(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// CancelJob starts a job cancellation request. To access the job resource
// after cancellation, call
// regions/{region}/jobs.list (at /dataproc/docs/reference/rest/v1/projects.regions.jobs/list) or
// regions/{region}/jobs.get (at /dataproc/docs/reference/rest/v1/projects.regions.jobs/get).
func (c *JobControllerClient) CancelJob(ctx context.Context, req *dataprocpb.CancelJobRequest, opts ...gax.CallOption) (*dataprocpb.Job, error) {
ctx = insertMetadata(ctx, c.xGoogMetadata)
opts = append(c.CallOptions.CancelJob[0:len(c.CallOptions.CancelJob):len(c.CallOptions.CancelJob)], opts...)
var resp *dataprocpb.Job
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.jobControllerClient.CancelJob(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// DeleteJob deletes the job from the project. If the job is active, the delete fails,
// and the response returns FAILED_PRECONDITION.
func (c *JobControllerClient) DeleteJob(ctx context.Context, req *dataprocpb.DeleteJobRequest, opts ...gax.CallOption) error {
ctx = insertMetadata(ctx, c.xGoogMetadata)
opts = append(c.CallOptions.DeleteJob[0:len(c.CallOptions.DeleteJob):len(c.CallOptions.DeleteJob)], opts...)
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
_, err = c.jobControllerClient.DeleteJob(ctx, req, settings.GRPC...)
return err
}, opts...)
return err
}
// JobIterator manages a stream of *dataprocpb.Job.
type JobIterator struct {
items []*dataprocpb.Job
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 []*dataprocpb.Job, nextPageToken string, err error)
}
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *JobIterator) 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 *JobIterator) Next() (*dataprocpb.Job, error) {
var item *dataprocpb.Job
if err := it.nextFunc(); err != nil {
return item, err
}
item = it.items[0]
it.items = it.items[1:]
return item, nil
}
func (it *JobIterator) bufLen() int {
return len(it.items)
}
func (it *JobIterator) takeBuf() interface{} {
b := it.items
it.items = nil
return b
}
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