1// Copyright 2021 Google LLC
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     https://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15// Code generated by protoc-gen-go_gapic. DO NOT EDIT.
16
17package dataproc
18
19import (
20	"context"
21	"fmt"
22	"math"
23	"net/url"
24	"time"
25
26	gax "github.com/googleapis/gax-go/v2"
27	"google.golang.org/api/iterator"
28	"google.golang.org/api/option"
29	"google.golang.org/api/option/internaloption"
30	gtransport "google.golang.org/api/transport/grpc"
31	dataprocpb "google.golang.org/genproto/googleapis/cloud/dataproc/v1"
32	"google.golang.org/grpc"
33	"google.golang.org/grpc/codes"
34	"google.golang.org/grpc/metadata"
35	"google.golang.org/protobuf/proto"
36)
37
38var newAutoscalingPolicyClientHook clientHook
39
40// AutoscalingPolicyCallOptions contains the retry settings for each method of AutoscalingPolicyClient.
41type AutoscalingPolicyCallOptions struct {
42	CreateAutoscalingPolicy []gax.CallOption
43	UpdateAutoscalingPolicy []gax.CallOption
44	GetAutoscalingPolicy    []gax.CallOption
45	ListAutoscalingPolicies []gax.CallOption
46	DeleteAutoscalingPolicy []gax.CallOption
47}
48
49func defaultAutoscalingPolicyGRPCClientOptions() []option.ClientOption {
50	return []option.ClientOption{
51		internaloption.WithDefaultEndpoint("dataproc.googleapis.com:443"),
52		internaloption.WithDefaultMTLSEndpoint("dataproc.mtls.googleapis.com:443"),
53		internaloption.WithDefaultAudience("https://dataproc.googleapis.com/"),
54		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
55		internaloption.EnableJwtWithScope(),
56		option.WithGRPCDialOption(grpc.WithDisableServiceConfig()),
57		option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
58			grpc.MaxCallRecvMsgSize(math.MaxInt32))),
59	}
60}
61
62func defaultAutoscalingPolicyCallOptions() *AutoscalingPolicyCallOptions {
63	return &AutoscalingPolicyCallOptions{
64		CreateAutoscalingPolicy: []gax.CallOption{},
65		UpdateAutoscalingPolicy: []gax.CallOption{
66			gax.WithRetry(func() gax.Retryer {
67				return gax.OnCodes([]codes.Code{
68					codes.DeadlineExceeded,
69					codes.Unavailable,
70				}, gax.Backoff{
71					Initial:    100 * time.Millisecond,
72					Max:        60000 * time.Millisecond,
73					Multiplier: 1.30,
74				})
75			}),
76		},
77		GetAutoscalingPolicy: []gax.CallOption{
78			gax.WithRetry(func() gax.Retryer {
79				return gax.OnCodes([]codes.Code{
80					codes.DeadlineExceeded,
81					codes.Unavailable,
82				}, gax.Backoff{
83					Initial:    100 * time.Millisecond,
84					Max:        60000 * time.Millisecond,
85					Multiplier: 1.30,
86				})
87			}),
88		},
89		ListAutoscalingPolicies: []gax.CallOption{
90			gax.WithRetry(func() gax.Retryer {
91				return gax.OnCodes([]codes.Code{
92					codes.DeadlineExceeded,
93					codes.Unavailable,
94				}, gax.Backoff{
95					Initial:    100 * time.Millisecond,
96					Max:        60000 * time.Millisecond,
97					Multiplier: 1.30,
98				})
99			}),
100		},
101		DeleteAutoscalingPolicy: []gax.CallOption{},
102	}
103}
104
105// internalAutoscalingPolicyClient is an interface that defines the methods availaible from Cloud Dataproc API.
106type internalAutoscalingPolicyClient interface {
107	Close() error
108	setGoogleClientInfo(...string)
109	Connection() *grpc.ClientConn
110	CreateAutoscalingPolicy(context.Context, *dataprocpb.CreateAutoscalingPolicyRequest, ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error)
111	UpdateAutoscalingPolicy(context.Context, *dataprocpb.UpdateAutoscalingPolicyRequest, ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error)
112	GetAutoscalingPolicy(context.Context, *dataprocpb.GetAutoscalingPolicyRequest, ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error)
113	ListAutoscalingPolicies(context.Context, *dataprocpb.ListAutoscalingPoliciesRequest, ...gax.CallOption) *AutoscalingPolicyIterator
114	DeleteAutoscalingPolicy(context.Context, *dataprocpb.DeleteAutoscalingPolicyRequest, ...gax.CallOption) error
115}
116
117// AutoscalingPolicyClient is a client for interacting with Cloud Dataproc API.
118// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
119//
120// The API interface for managing autoscaling policies in the
121// Dataproc API.
122type AutoscalingPolicyClient struct {
123	// The internal transport-dependent client.
124	internalClient internalAutoscalingPolicyClient
125
126	// The call options for this service.
127	CallOptions *AutoscalingPolicyCallOptions
128}
129
130// Wrapper methods routed to the internal client.
131
132// Close closes the connection to the API service. The user should invoke this when
133// the client is no longer required.
134func (c *AutoscalingPolicyClient) Close() error {
135	return c.internalClient.Close()
136}
137
138// setGoogleClientInfo sets the name and version of the application in
139// the `x-goog-api-client` header passed on each request. Intended for
140// use by Google-written clients.
141func (c *AutoscalingPolicyClient) setGoogleClientInfo(keyval ...string) {
142	c.internalClient.setGoogleClientInfo(keyval...)
143}
144
145// Connection returns a connection to the API service.
146//
147// Deprecated.
148func (c *AutoscalingPolicyClient) Connection() *grpc.ClientConn {
149	return c.internalClient.Connection()
150}
151
152// CreateAutoscalingPolicy creates new autoscaling policy.
153func (c *AutoscalingPolicyClient) CreateAutoscalingPolicy(ctx context.Context, req *dataprocpb.CreateAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
154	return c.internalClient.CreateAutoscalingPolicy(ctx, req, opts...)
155}
156
157// UpdateAutoscalingPolicy updates (replaces) autoscaling policy.
158//
159// Disabled check for update_mask, because all updates will be full
160// replacements.
161func (c *AutoscalingPolicyClient) UpdateAutoscalingPolicy(ctx context.Context, req *dataprocpb.UpdateAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
162	return c.internalClient.UpdateAutoscalingPolicy(ctx, req, opts...)
163}
164
165// GetAutoscalingPolicy retrieves autoscaling policy.
166func (c *AutoscalingPolicyClient) GetAutoscalingPolicy(ctx context.Context, req *dataprocpb.GetAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
167	return c.internalClient.GetAutoscalingPolicy(ctx, req, opts...)
168}
169
170// ListAutoscalingPolicies lists autoscaling policies in the project.
171func (c *AutoscalingPolicyClient) ListAutoscalingPolicies(ctx context.Context, req *dataprocpb.ListAutoscalingPoliciesRequest, opts ...gax.CallOption) *AutoscalingPolicyIterator {
172	return c.internalClient.ListAutoscalingPolicies(ctx, req, opts...)
173}
174
175// DeleteAutoscalingPolicy deletes an autoscaling policy. It is an error to delete an autoscaling
176// policy that is in use by one or more clusters.
177func (c *AutoscalingPolicyClient) DeleteAutoscalingPolicy(ctx context.Context, req *dataprocpb.DeleteAutoscalingPolicyRequest, opts ...gax.CallOption) error {
178	return c.internalClient.DeleteAutoscalingPolicy(ctx, req, opts...)
179}
180
181// autoscalingPolicyGRPCClient is a client for interacting with Cloud Dataproc API over gRPC transport.
182//
183// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
184type autoscalingPolicyGRPCClient struct {
185	// Connection pool of gRPC connections to the service.
186	connPool gtransport.ConnPool
187
188	// flag to opt out of default deadlines via GOOGLE_API_GO_EXPERIMENTAL_DISABLE_DEFAULT_DEADLINE
189	disableDeadlines bool
190
191	// Points back to the CallOptions field of the containing AutoscalingPolicyClient
192	CallOptions **AutoscalingPolicyCallOptions
193
194	// The gRPC API client.
195	autoscalingPolicyClient dataprocpb.AutoscalingPolicyServiceClient
196
197	// The x-goog-* metadata to be sent with each request.
198	xGoogMetadata metadata.MD
199}
200
201// NewAutoscalingPolicyClient creates a new autoscaling policy service client based on gRPC.
202// The returned client must be Closed when it is done being used to clean up its underlying connections.
203//
204// The API interface for managing autoscaling policies in the
205// Dataproc API.
206func NewAutoscalingPolicyClient(ctx context.Context, opts ...option.ClientOption) (*AutoscalingPolicyClient, error) {
207	clientOpts := defaultAutoscalingPolicyGRPCClientOptions()
208	if newAutoscalingPolicyClientHook != nil {
209		hookOpts, err := newAutoscalingPolicyClientHook(ctx, clientHookParams{})
210		if err != nil {
211			return nil, err
212		}
213		clientOpts = append(clientOpts, hookOpts...)
214	}
215
216	disableDeadlines, err := checkDisableDeadlines()
217	if err != nil {
218		return nil, err
219	}
220
221	connPool, err := gtransport.DialPool(ctx, append(clientOpts, opts...)...)
222	if err != nil {
223		return nil, err
224	}
225	client := AutoscalingPolicyClient{CallOptions: defaultAutoscalingPolicyCallOptions()}
226
227	c := &autoscalingPolicyGRPCClient{
228		connPool:                connPool,
229		disableDeadlines:        disableDeadlines,
230		autoscalingPolicyClient: dataprocpb.NewAutoscalingPolicyServiceClient(connPool),
231		CallOptions:             &client.CallOptions,
232	}
233	c.setGoogleClientInfo()
234
235	client.internalClient = c
236
237	return &client, nil
238}
239
240// Connection returns a connection to the API service.
241//
242// Deprecated.
243func (c *autoscalingPolicyGRPCClient) Connection() *grpc.ClientConn {
244	return c.connPool.Conn()
245}
246
247// setGoogleClientInfo sets the name and version of the application in
248// the `x-goog-api-client` header passed on each request. Intended for
249// use by Google-written clients.
250func (c *autoscalingPolicyGRPCClient) setGoogleClientInfo(keyval ...string) {
251	kv := append([]string{"gl-go", versionGo()}, keyval...)
252	kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
253	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
254}
255
256// Close closes the connection to the API service. The user should invoke this when
257// the client is no longer required.
258func (c *autoscalingPolicyGRPCClient) Close() error {
259	return c.connPool.Close()
260}
261
262func (c *autoscalingPolicyGRPCClient) CreateAutoscalingPolicy(ctx context.Context, req *dataprocpb.CreateAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
263	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
264		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
265		defer cancel()
266		ctx = cctx
267	}
268	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
269	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
270	opts = append((*c.CallOptions).CreateAutoscalingPolicy[0:len((*c.CallOptions).CreateAutoscalingPolicy):len((*c.CallOptions).CreateAutoscalingPolicy)], opts...)
271	var resp *dataprocpb.AutoscalingPolicy
272	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
273		var err error
274		resp, err = c.autoscalingPolicyClient.CreateAutoscalingPolicy(ctx, req, settings.GRPC...)
275		return err
276	}, opts...)
277	if err != nil {
278		return nil, err
279	}
280	return resp, nil
281}
282
283func (c *autoscalingPolicyGRPCClient) UpdateAutoscalingPolicy(ctx context.Context, req *dataprocpb.UpdateAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
284	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
285		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
286		defer cancel()
287		ctx = cctx
288	}
289	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "policy.name", url.QueryEscape(req.GetPolicy().GetName())))
290	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
291	opts = append((*c.CallOptions).UpdateAutoscalingPolicy[0:len((*c.CallOptions).UpdateAutoscalingPolicy):len((*c.CallOptions).UpdateAutoscalingPolicy)], opts...)
292	var resp *dataprocpb.AutoscalingPolicy
293	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
294		var err error
295		resp, err = c.autoscalingPolicyClient.UpdateAutoscalingPolicy(ctx, req, settings.GRPC...)
296		return err
297	}, opts...)
298	if err != nil {
299		return nil, err
300	}
301	return resp, nil
302}
303
304func (c *autoscalingPolicyGRPCClient) GetAutoscalingPolicy(ctx context.Context, req *dataprocpb.GetAutoscalingPolicyRequest, opts ...gax.CallOption) (*dataprocpb.AutoscalingPolicy, error) {
305	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
306		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
307		defer cancel()
308		ctx = cctx
309	}
310	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
311	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
312	opts = append((*c.CallOptions).GetAutoscalingPolicy[0:len((*c.CallOptions).GetAutoscalingPolicy):len((*c.CallOptions).GetAutoscalingPolicy)], opts...)
313	var resp *dataprocpb.AutoscalingPolicy
314	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
315		var err error
316		resp, err = c.autoscalingPolicyClient.GetAutoscalingPolicy(ctx, req, settings.GRPC...)
317		return err
318	}, opts...)
319	if err != nil {
320		return nil, err
321	}
322	return resp, nil
323}
324
325func (c *autoscalingPolicyGRPCClient) ListAutoscalingPolicies(ctx context.Context, req *dataprocpb.ListAutoscalingPoliciesRequest, opts ...gax.CallOption) *AutoscalingPolicyIterator {
326	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
327	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
328	opts = append((*c.CallOptions).ListAutoscalingPolicies[0:len((*c.CallOptions).ListAutoscalingPolicies):len((*c.CallOptions).ListAutoscalingPolicies)], opts...)
329	it := &AutoscalingPolicyIterator{}
330	req = proto.Clone(req).(*dataprocpb.ListAutoscalingPoliciesRequest)
331	it.InternalFetch = func(pageSize int, pageToken string) ([]*dataprocpb.AutoscalingPolicy, string, error) {
332		resp := &dataprocpb.ListAutoscalingPoliciesResponse{}
333		if pageToken != "" {
334			req.PageToken = pageToken
335		}
336		if pageSize > math.MaxInt32 {
337			req.PageSize = math.MaxInt32
338		} else if pageSize != 0 {
339			req.PageSize = int32(pageSize)
340		}
341		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
342			var err error
343			resp, err = c.autoscalingPolicyClient.ListAutoscalingPolicies(ctx, req, settings.GRPC...)
344			return err
345		}, opts...)
346		if err != nil {
347			return nil, "", err
348		}
349
350		it.Response = resp
351		return resp.GetPolicies(), resp.GetNextPageToken(), nil
352	}
353	fetch := func(pageSize int, pageToken string) (string, error) {
354		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
355		if err != nil {
356			return "", err
357		}
358		it.items = append(it.items, items...)
359		return nextPageToken, nil
360	}
361
362	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
363	it.pageInfo.MaxSize = int(req.GetPageSize())
364	it.pageInfo.Token = req.GetPageToken()
365
366	return it
367}
368
369func (c *autoscalingPolicyGRPCClient) DeleteAutoscalingPolicy(ctx context.Context, req *dataprocpb.DeleteAutoscalingPolicyRequest, opts ...gax.CallOption) error {
370	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
371		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
372		defer cancel()
373		ctx = cctx
374	}
375	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
376	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
377	opts = append((*c.CallOptions).DeleteAutoscalingPolicy[0:len((*c.CallOptions).DeleteAutoscalingPolicy):len((*c.CallOptions).DeleteAutoscalingPolicy)], opts...)
378	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
379		var err error
380		_, err = c.autoscalingPolicyClient.DeleteAutoscalingPolicy(ctx, req, settings.GRPC...)
381		return err
382	}, opts...)
383	return err
384}
385
386// AutoscalingPolicyIterator manages a stream of *dataprocpb.AutoscalingPolicy.
387type AutoscalingPolicyIterator struct {
388	items    []*dataprocpb.AutoscalingPolicy
389	pageInfo *iterator.PageInfo
390	nextFunc func() error
391
392	// Response is the raw response for the current page.
393	// It must be cast to the RPC response type.
394	// Calling Next() or InternalFetch() updates this value.
395	Response interface{}
396
397	// InternalFetch is for use by the Google Cloud Libraries only.
398	// It is not part of the stable interface of this package.
399	//
400	// InternalFetch returns results from a single call to the underlying RPC.
401	// The number of results is no greater than pageSize.
402	// If there are no more results, nextPageToken is empty and err is nil.
403	InternalFetch func(pageSize int, pageToken string) (results []*dataprocpb.AutoscalingPolicy, nextPageToken string, err error)
404}
405
406// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
407func (it *AutoscalingPolicyIterator) PageInfo() *iterator.PageInfo {
408	return it.pageInfo
409}
410
411// Next returns the next result. Its second return value is iterator.Done if there are no more
412// results. Once Next returns Done, all subsequent calls will return Done.
413func (it *AutoscalingPolicyIterator) Next() (*dataprocpb.AutoscalingPolicy, error) {
414	var item *dataprocpb.AutoscalingPolicy
415	if err := it.nextFunc(); err != nil {
416		return item, err
417	}
418	item = it.items[0]
419	it.items = it.items[1:]
420	return item, nil
421}
422
423func (it *AutoscalingPolicyIterator) bufLen() int {
424	return len(it.items)
425}
426
427func (it *AutoscalingPolicyIterator) takeBuf() interface{} {
428	b := it.items
429	it.items = nil
430	return b
431}
432