forked from googleapis/google-cloud-go
/
autoscaling_policy_client.go
310 lines (280 loc) · 11.7 KB
/
autoscaling_policy_client.go
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// Copyright 2019 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.
// Code generated by protoc-gen-go_gapic. DO NOT EDIT.
package dataproc
import (
"context"
"fmt"
"math"
"net/url"
"time"
"github.com/golang/protobuf/proto"
gax "github.com/googleapis/gax-go/v2"
"google.golang.org/api/iterator"
"google.golang.org/api/option"
"google.golang.org/api/transport"
dataprocpb "google.golang.org/genproto/googleapis/cloud/dataproc/v1beta2"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/metadata"
)
// AutoscalingPolicyCallOptions contains the retry settings for each method of AutoscalingPolicyClient.
type AutoscalingPolicyCallOptions struct {
CreateAutoscalingPolicy []gax.CallOption
UpdateAutoscalingPolicy []gax.CallOption
GetAutoscalingPolicy []gax.CallOption
ListAutoscalingPolicies []gax.CallOption
DeleteAutoscalingPolicy []gax.CallOption
}
func defaultAutoscalingPolicyClientOptions() []option.ClientOption {
return []option.ClientOption{
option.WithEndpoint("dataproc.googleapis.com:443"),
option.WithGRPCDialOption(grpc.WithDisableServiceConfig()),
option.WithScopes(DefaultAuthScopes()...),
option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(math.MaxInt32))),
}
}
func defaultAutoscalingPolicyCallOptions() *AutoscalingPolicyCallOptions {
return &AutoscalingPolicyCallOptions{
CreateAutoscalingPolicy: []gax.CallOption{},
UpdateAutoscalingPolicy: []gax.CallOption{
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: 1.30,
})
}),
},
GetAutoscalingPolicy: []gax.CallOption{
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: 1.30,
})
}),
},
ListAutoscalingPolicies: []gax.CallOption{
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: 1.30,
})
}),
},
DeleteAutoscalingPolicy: []gax.CallOption{},
}
}
// AutoscalingPolicyClient is a client for interacting with Cloud Dataproc API.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type AutoscalingPolicyClient struct {
// The connection to the service.
conn *grpc.ClientConn
// The gRPC API client.
autoscalingPolicyClient dataprocpb.AutoscalingPolicyServiceClient
// The call options for this service.
CallOptions *AutoscalingPolicyCallOptions
// The x-goog-* metadata to be sent with each request.
xGoogMetadata metadata.MD
}
// NewAutoscalingPolicyClient creates a new autoscaling policy service client.
//
// The API interface for managing autoscaling policies in the
// Google Cloud Dataproc API.
func NewAutoscalingPolicyClient(ctx context.Context, opts ...option.ClientOption) (*AutoscalingPolicyClient, error) {
conn, err := transport.DialGRPC(ctx, append(defaultAutoscalingPolicyClientOptions(), opts...)...)
if err != nil {
return nil, err
}
c := &AutoscalingPolicyClient{
conn: conn,
CallOptions: defaultAutoscalingPolicyCallOptions(),
autoscalingPolicyClient: dataprocpb.NewAutoscalingPolicyServiceClient(conn),
}
c.setGoogleClientInfo()
return c, nil
}
// Connection returns the client's connection to the API service.
func (c *AutoscalingPolicyClient) 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 *AutoscalingPolicyClient) 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 *AutoscalingPolicyClient) setGoogleClientInfo(keyval ...string) {
kv := append([]string{"gl-go", versionGo()}, keyval...)
kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}
// CreateAutoscalingPolicy creates new autoscaling policy.
func (c *AutoscalingPolicyClient) CreateAutoscalingPolicy(ctx context.Context, req *dataprocpb.CreateAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.CreateAutoscalingPolicy[0:len(c.CallOptions.CreateAutoscalingPolicy):len(c.CallOptions.CreateAutoscalingPolicy)], opts...)
var resp *dataprocpb.AutoscalingPolicy
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.autoscalingPolicyClient.CreateAutoscalingPolicy(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// UpdateAutoscalingPolicy updates (replaces) autoscaling policy.
//
// Disabled check for update_mask, because all updates will be full
// replacements.
func (c *AutoscalingPolicyClient) UpdateAutoscalingPolicy(ctx context.Context, req *dataprocpb.UpdateAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "policy.name", url.QueryEscape(req.GetPolicy().GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.UpdateAutoscalingPolicy[0:len(c.CallOptions.UpdateAutoscalingPolicy):len(c.CallOptions.UpdateAutoscalingPolicy)], opts...)
var resp *dataprocpb.AutoscalingPolicy
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.autoscalingPolicyClient.UpdateAutoscalingPolicy(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// GetAutoscalingPolicy retrieves autoscaling policy.
func (c *AutoscalingPolicyClient) GetAutoscalingPolicy(ctx context.Context, req *dataprocpb.GetAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.GetAutoscalingPolicy[0:len(c.CallOptions.GetAutoscalingPolicy):len(c.CallOptions.GetAutoscalingPolicy)], opts...)
var resp *dataprocpb.AutoscalingPolicy
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.autoscalingPolicyClient.GetAutoscalingPolicy(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// ListAutoscalingPolicies lists autoscaling policies in the project.
func (c *AutoscalingPolicyClient) ListAutoscalingPolicies(ctx context.Context, req *dataprocpb.ListAutoscalingPoliciesRequest, opts ...gax.CallOption) *AutoscalingPolicyIterator {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ListAutoscalingPolicies[0:len(c.CallOptions.ListAutoscalingPolicies):len(c.CallOptions.ListAutoscalingPolicies)], opts...)
it := &AutoscalingPolicyIterator{}
req = proto.Clone(req).(*dataprocpb.ListAutoscalingPoliciesRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*dataprocpb.AutoscalingPolicy, string, error) {
var resp *dataprocpb.ListAutoscalingPoliciesResponse
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.autoscalingPolicyClient.ListAutoscalingPolicies(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
it.Response = resp
return resp.Policies, 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)
it.pageInfo.MaxSize = int(req.PageSize)
it.pageInfo.Token = req.PageToken
return it
}
// DeleteAutoscalingPolicy deletes an autoscaling policy. It is an error to delete an autoscaling
// policy that is in use by one or more clusters.
func (c *AutoscalingPolicyClient) DeleteAutoscalingPolicy(ctx context.Context, req *dataprocpb.DeleteAutoscalingPolicyRequest, opts ...gax.CallOption) error {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.DeleteAutoscalingPolicy[0:len(c.CallOptions.DeleteAutoscalingPolicy):len(c.CallOptions.DeleteAutoscalingPolicy)], opts...)
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
_, err = c.autoscalingPolicyClient.DeleteAutoscalingPolicy(ctx, req, settings.GRPC...)
return err
}, opts...)
return err
}
// AutoscalingPolicyIterator manages a stream of *dataprocpb.AutoscalingPolicy.
type AutoscalingPolicyIterator struct {
items []*dataprocpb.AutoscalingPolicy
pageInfo *iterator.PageInfo
nextFunc func() error
// Response is the raw response for the current page.
// It must be cast to the RPC response type.
// Calling Next() or InternalFetch() updates this value.
Response interface{}
// 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.AutoscalingPolicy, nextPageToken string, err error)
}
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *AutoscalingPolicyIterator) 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 *AutoscalingPolicyIterator) Next() (*dataprocpb.AutoscalingPolicy, error) {
var item *dataprocpb.AutoscalingPolicy
if err := it.nextFunc(); err != nil {
return item, err
}
item = it.items[0]
it.items = it.items[1:]
return item, nil
}
func (it *AutoscalingPolicyIterator) bufLen() int {
return len(it.items)
}
func (it *AutoscalingPolicyIterator) takeBuf() interface{} {
b := it.items
it.items = nil
return b
}