debugger/apiv2/debugger2_client.go

// Copyright 2023 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 debugger

import (
	"bytes"
	"context"
	"fmt"
	"io/ioutil"
	"math"
	"net/http"
	"net/url"
	"time"

	debuggerpb "cloud.google.com/go/debugger/apiv2/debuggerpb"
	gax "github.com/googleapis/gax-go/v2"
	"google.golang.org/api/googleapi"
	"google.golang.org/api/option"
	"google.golang.org/api/option/internaloption"
	gtransport "google.golang.org/api/transport/grpc"
	httptransport "google.golang.org/api/transport/http"
	"google.golang.org/grpc"
	"google.golang.org/grpc/codes"
	"google.golang.org/grpc/metadata"
	"google.golang.org/protobuf/encoding/protojson"
)

var newDebugger2ClientHook clientHook

// Debugger2CallOptions contains the retry settings for each method of Debugger2Client.
type Debugger2CallOptions struct {
	SetBreakpoint    []gax.CallOption
	GetBreakpoint    []gax.CallOption
	DeleteBreakpoint []gax.CallOption
	ListBreakpoints  []gax.CallOption
	ListDebuggees    []gax.CallOption
}

func defaultDebugger2GRPCClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("clouddebugger.googleapis.com:443"),
		internaloption.WithDefaultMTLSEndpoint("clouddebugger.mtls.googleapis.com:443"),
		internaloption.WithDefaultAudience("https://clouddebugger.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
		internaloption.EnableJwtWithScope(),
		option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
			grpc.MaxCallRecvMsgSize(math.MaxInt32))),
	}
}

func defaultDebugger2CallOptions() *Debugger2CallOptions {
	return &Debugger2CallOptions{
		SetBreakpoint: []gax.CallOption{},
		GetBreakpoint: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		DeleteBreakpoint: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListBreakpoints: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListDebuggees: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
	}
}

func defaultDebugger2RESTCallOptions() *Debugger2CallOptions {
	return &Debugger2CallOptions{
		SetBreakpoint: []gax.CallOption{},
		GetBreakpoint: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		DeleteBreakpoint: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		ListBreakpoints: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		ListDebuggees: []gax.CallOption{
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
	}
}

// internalDebugger2Client is an interface that defines the methods available from Stackdriver Debugger API.
type internalDebugger2Client interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	SetBreakpoint(context.Context, *debuggerpb.SetBreakpointRequest, ...gax.CallOption) (*debuggerpb.SetBreakpointResponse, error)
	GetBreakpoint(context.Context, *debuggerpb.GetBreakpointRequest, ...gax.CallOption) (*debuggerpb.GetBreakpointResponse, error)
	DeleteBreakpoint(context.Context, *debuggerpb.DeleteBreakpointRequest, ...gax.CallOption) error
	ListBreakpoints(context.Context, *debuggerpb.ListBreakpointsRequest, ...gax.CallOption) (*debuggerpb.ListBreakpointsResponse, error)
	ListDebuggees(context.Context, *debuggerpb.ListDebuggeesRequest, ...gax.CallOption) (*debuggerpb.ListDebuggeesResponse, error)
}

// Debugger2Client is a client for interacting with Stackdriver Debugger API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// The Debugger service provides the API that allows users to collect run-time
// information from a running application, without stopping or slowing it down
// and without modifying its state.  An application may include one or
// more replicated processes performing the same work.
//
// A debugged application is represented using the Debuggee concept. The
// Debugger service provides a way to query for available debuggees, but does
// not provide a way to create one.  A debuggee is created using the Controller
// service, usually by running a debugger agent with the application.
//
// The Debugger service enables the client to set one or more Breakpoints on a
// Debuggee and collect the results of the set Breakpoints.
type Debugger2Client struct {
	// The internal transport-dependent client.
	internalClient internalDebugger2Client

	// The call options for this service.
	CallOptions *Debugger2CallOptions
}

// Wrapper methods routed to the internal client.

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *Debugger2Client) Close() error {
	return c.internalClient.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 *Debugger2Client) setGoogleClientInfo(keyval ...string) {
	c.internalClient.setGoogleClientInfo(keyval...)
}

// Connection returns a connection to the API service.
//
// Deprecated: Connections are now pooled so this method does not always
// return the same resource.
func (c *Debugger2Client) Connection() *grpc.ClientConn {
	return c.internalClient.Connection()
}

// SetBreakpoint sets the breakpoint to the debuggee.
func (c *Debugger2Client) SetBreakpoint(ctx context.Context, req *debuggerpb.SetBreakpointRequest, opts ...gax.CallOption) (*debuggerpb.SetBreakpointResponse, error) {
	return c.internalClient.SetBreakpoint(ctx, req, opts...)
}

// GetBreakpoint gets breakpoint information.
func (c *Debugger2Client) GetBreakpoint(ctx context.Context, req *debuggerpb.GetBreakpointRequest, opts ...gax.CallOption) (*debuggerpb.GetBreakpointResponse, error) {
	return c.internalClient.GetBreakpoint(ctx, req, opts...)
}

// DeleteBreakpoint deletes the breakpoint from the debuggee.
func (c *Debugger2Client) DeleteBreakpoint(ctx context.Context, req *debuggerpb.DeleteBreakpointRequest, opts ...gax.CallOption) error {
	return c.internalClient.DeleteBreakpoint(ctx, req, opts...)
}

// ListBreakpoints lists all breakpoints for the debuggee.
func (c *Debugger2Client) ListBreakpoints(ctx context.Context, req *debuggerpb.ListBreakpointsRequest, opts ...gax.CallOption) (*debuggerpb.ListBreakpointsResponse, error) {
	return c.internalClient.ListBreakpoints(ctx, req, opts...)
}

// ListDebuggees lists all the debuggees that the user has access to.
func (c *Debugger2Client) ListDebuggees(ctx context.Context, req *debuggerpb.ListDebuggeesRequest, opts ...gax.CallOption) (*debuggerpb.ListDebuggeesResponse, error) {
	return c.internalClient.ListDebuggees(ctx, req, opts...)
}

// debugger2GRPCClient is a client for interacting with Stackdriver Debugger API over gRPC transport.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type debugger2GRPCClient struct {
	// Connection pool of gRPC connections to the service.
	connPool gtransport.ConnPool

	// flag to opt out of default deadlines via GOOGLE_API_GO_EXPERIMENTAL_DISABLE_DEFAULT_DEADLINE
	disableDeadlines bool

	// Points back to the CallOptions field of the containing Debugger2Client
	CallOptions **Debugger2CallOptions

	// The gRPC API client.
	debugger2Client debuggerpb.Debugger2Client

	// The x-goog-* metadata to be sent with each request.
	xGoogMetadata metadata.MD
}

// NewDebugger2Client creates a new debugger2 client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// The Debugger service provides the API that allows users to collect run-time
// information from a running application, without stopping or slowing it down
// and without modifying its state.  An application may include one or
// more replicated processes performing the same work.
//
// A debugged application is represented using the Debuggee concept. The
// Debugger service provides a way to query for available debuggees, but does
// not provide a way to create one.  A debuggee is created using the Controller
// service, usually by running a debugger agent with the application.
//
// The Debugger service enables the client to set one or more Breakpoints on a
// Debuggee and collect the results of the set Breakpoints.
func NewDebugger2Client(ctx context.Context, opts ...option.ClientOption) (*Debugger2Client, error) {
	clientOpts := defaultDebugger2GRPCClientOptions()
	if newDebugger2ClientHook != nil {
		hookOpts, err := newDebugger2ClientHook(ctx, clientHookParams{})
		if err != nil {
			return nil, err
		}
		clientOpts = append(clientOpts, hookOpts...)
	}

	disableDeadlines, err := checkDisableDeadlines()
	if err != nil {
		return nil, err
	}

	connPool, err := gtransport.DialPool(ctx, append(clientOpts, opts...)...)
	if err != nil {
		return nil, err
	}
	client := Debugger2Client{CallOptions: defaultDebugger2CallOptions()}

	c := &debugger2GRPCClient{
		connPool:         connPool,
		disableDeadlines: disableDeadlines,
		debugger2Client:  debuggerpb.NewDebugger2Client(connPool),
		CallOptions:      &client.CallOptions,
	}
	c.setGoogleClientInfo()

	client.internalClient = c

	return &client, nil
}

// Connection returns a connection to the API service.
//
// Deprecated: Connections are now pooled so this method does not always
// return the same resource.
func (c *debugger2GRPCClient) Connection() *grpc.ClientConn {
	return c.connPool.Conn()
}

// 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 *debugger2GRPCClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "grpc", grpc.Version)
	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *debugger2GRPCClient) Close() error {
	return c.connPool.Close()
}

// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type debugger2RESTClient struct {
	// The http endpoint to connect to.
	endpoint string

	// The http client.
	httpClient *http.Client

	// The x-goog-* metadata to be sent with each request.
	xGoogMetadata metadata.MD

	// Points back to the CallOptions field of the containing Debugger2Client
	CallOptions **Debugger2CallOptions
}

// NewDebugger2RESTClient creates a new debugger2 rest client.
//
// The Debugger service provides the API that allows users to collect run-time
// information from a running application, without stopping or slowing it down
// and without modifying its state.  An application may include one or
// more replicated processes performing the same work.
//
// A debugged application is represented using the Debuggee concept. The
// Debugger service provides a way to query for available debuggees, but does
// not provide a way to create one.  A debuggee is created using the Controller
// service, usually by running a debugger agent with the application.
//
// The Debugger service enables the client to set one or more Breakpoints on a
// Debuggee and collect the results of the set Breakpoints.
func NewDebugger2RESTClient(ctx context.Context, opts ...option.ClientOption) (*Debugger2Client, error) {
	clientOpts := append(defaultDebugger2RESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

	callOpts := defaultDebugger2RESTCallOptions()
	c := &debugger2RESTClient{
		endpoint:    endpoint,
		httpClient:  httpClient,
		CallOptions: &callOpts,
	}
	c.setGoogleClientInfo()

	return &Debugger2Client{internalClient: c, CallOptions: callOpts}, nil
}

func defaultDebugger2RESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("https://clouddebugger.googleapis.com"),
		internaloption.WithDefaultMTLSEndpoint("https://clouddebugger.mtls.googleapis.com"),
		internaloption.WithDefaultAudience("https://clouddebugger.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
	}
}

// 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 *debugger2RESTClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN")
	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *debugger2RESTClient) Close() error {
	// Replace httpClient with nil to force cleanup.
	c.httpClient = nil
	return nil
}

// Connection returns a connection to the API service.
//
// Deprecated: This method always returns nil.
func (c *debugger2RESTClient) Connection() *grpc.ClientConn {
	return nil
}
func (c *debugger2GRPCClient) SetBreakpoint(ctx context.Context, req *debuggerpb.SetBreakpointRequest, opts ...gax.CallOption) (*debuggerpb.SetBreakpointResponse, error) {
	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
		defer cancel()
		ctx = cctx
	}
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId())))

	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
	opts = append((*c.CallOptions).SetBreakpoint[0:len((*c.CallOptions).SetBreakpoint):len((*c.CallOptions).SetBreakpoint)], opts...)
	var resp *debuggerpb.SetBreakpointResponse
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.debugger2Client.SetBreakpoint(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *debugger2GRPCClient) GetBreakpoint(ctx context.Context, req *debuggerpb.GetBreakpointRequest, opts ...gax.CallOption) (*debuggerpb.GetBreakpointResponse, error) {
	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
		defer cancel()
		ctx = cctx
	}
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId()), "breakpoint_id", url.QueryEscape(req.GetBreakpointId())))

	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
	opts = append((*c.CallOptions).GetBreakpoint[0:len((*c.CallOptions).GetBreakpoint):len((*c.CallOptions).GetBreakpoint)], opts...)
	var resp *debuggerpb.GetBreakpointResponse
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.debugger2Client.GetBreakpoint(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *debugger2GRPCClient) DeleteBreakpoint(ctx context.Context, req *debuggerpb.DeleteBreakpointRequest, opts ...gax.CallOption) error {
	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
		defer cancel()
		ctx = cctx
	}
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId()), "breakpoint_id", url.QueryEscape(req.GetBreakpointId())))

	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
	opts = append((*c.CallOptions).DeleteBreakpoint[0:len((*c.CallOptions).DeleteBreakpoint):len((*c.CallOptions).DeleteBreakpoint)], opts...)
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		_, err = c.debugger2Client.DeleteBreakpoint(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	return err
}

func (c *debugger2GRPCClient) ListBreakpoints(ctx context.Context, req *debuggerpb.ListBreakpointsRequest, opts ...gax.CallOption) (*debuggerpb.ListBreakpointsResponse, error) {
	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
		defer cancel()
		ctx = cctx
	}
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId())))

	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
	opts = append((*c.CallOptions).ListBreakpoints[0:len((*c.CallOptions).ListBreakpoints):len((*c.CallOptions).ListBreakpoints)], opts...)
	var resp *debuggerpb.ListBreakpointsResponse
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.debugger2Client.ListBreakpoints(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *debugger2GRPCClient) ListDebuggees(ctx context.Context, req *debuggerpb.ListDebuggeesRequest, opts ...gax.CallOption) (*debuggerpb.ListDebuggeesResponse, error) {
	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
		defer cancel()
		ctx = cctx
	}
	ctx = insertMetadata(ctx, c.xGoogMetadata)
	opts = append((*c.CallOptions).ListDebuggees[0:len((*c.CallOptions).ListDebuggees):len((*c.CallOptions).ListDebuggees)], opts...)
	var resp *debuggerpb.ListDebuggeesResponse
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.debugger2Client.ListDebuggees(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

// SetBreakpoint sets the breakpoint to the debuggee.
func (c *debugger2RESTClient) SetBreakpoint(ctx context.Context, req *debuggerpb.SetBreakpointRequest, opts ...gax.CallOption) (*debuggerpb.SetBreakpointResponse, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetBreakpoint()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v2/debugger/debuggees/%v/breakpoints/set", req.GetDebuggeeId())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("clientVersion", fmt.Sprintf("%v", req.GetClientVersion()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId())))

	headers := buildHeaders(ctx, c.xGoogMetadata, md, metadata.Pairs("Content-Type", "application/json"))
	opts = append((*c.CallOptions).SetBreakpoint[0:len((*c.CallOptions).SetBreakpoint):len((*c.CallOptions).SetBreakpoint)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &debuggerpb.SetBreakpointResponse{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := ioutil.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// GetBreakpoint gets breakpoint information.
func (c *debugger2RESTClient) GetBreakpoint(ctx context.Context, req *debuggerpb.GetBreakpointRequest, opts ...gax.CallOption) (*debuggerpb.GetBreakpointResponse, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v2/debugger/debuggees/%v/breakpoints/%v", req.GetDebuggeeId(), req.GetBreakpointId())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("clientVersion", fmt.Sprintf("%v", req.GetClientVersion()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId()), "breakpoint_id", url.QueryEscape(req.GetBreakpointId())))

	headers := buildHeaders(ctx, c.xGoogMetadata, md, metadata.Pairs("Content-Type", "application/json"))
	opts = append((*c.CallOptions).GetBreakpoint[0:len((*c.CallOptions).GetBreakpoint):len((*c.CallOptions).GetBreakpoint)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &debuggerpb.GetBreakpointResponse{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := ioutil.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// DeleteBreakpoint deletes the breakpoint from the debuggee.
func (c *debugger2RESTClient) DeleteBreakpoint(ctx context.Context, req *debuggerpb.DeleteBreakpointRequest, opts ...gax.CallOption) error {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return err
	}
	baseUrl.Path += fmt.Sprintf("/v2/debugger/debuggees/%v/breakpoints/%v", req.GetDebuggeeId(), req.GetBreakpointId())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("clientVersion", fmt.Sprintf("%v", req.GetClientVersion()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId()), "breakpoint_id", url.QueryEscape(req.GetBreakpointId())))

	headers := buildHeaders(ctx, c.xGoogMetadata, md, metadata.Pairs("Content-Type", "application/json"))
	return gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("DELETE", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		// Returns nil if there is no error, otherwise wraps
		// the response code and body into a non-nil error
		return googleapi.CheckResponse(httpRsp)
	}, opts...)
}

// ListBreakpoints lists all breakpoints for the debuggee.
func (c *debugger2RESTClient) ListBreakpoints(ctx context.Context, req *debuggerpb.ListBreakpointsRequest, opts ...gax.CallOption) (*debuggerpb.ListBreakpointsResponse, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v2/debugger/debuggees/%v/breakpoints", req.GetDebuggeeId())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetAction().GetValue() != 0 {
		params.Add("action.value", fmt.Sprintf("%v", req.GetAction().GetValue()))
	}
	params.Add("clientVersion", fmt.Sprintf("%v", req.GetClientVersion()))
	if req.GetIncludeAllUsers() {
		params.Add("includeAllUsers", fmt.Sprintf("%v", req.GetIncludeAllUsers()))
	}
	if req.GetIncludeInactive() {
		params.Add("includeInactive", fmt.Sprintf("%v", req.GetIncludeInactive()))
	}
	if req.GetStripResults() {
		params.Add("stripResults", fmt.Sprintf("%v", req.GetStripResults()))
	}
	if req.GetWaitToken() != "" {
		params.Add("waitToken", fmt.Sprintf("%v", req.GetWaitToken()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "debuggee_id", url.QueryEscape(req.GetDebuggeeId())))

	headers := buildHeaders(ctx, c.xGoogMetadata, md, metadata.Pairs("Content-Type", "application/json"))
	opts = append((*c.CallOptions).ListBreakpoints[0:len((*c.CallOptions).ListBreakpoints):len((*c.CallOptions).ListBreakpoints)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &debuggerpb.ListBreakpointsResponse{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := ioutil.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListDebuggees lists all the debuggees that the user has access to.
func (c *debugger2RESTClient) ListDebuggees(ctx context.Context, req *debuggerpb.ListDebuggeesRequest, opts ...gax.CallOption) (*debuggerpb.ListDebuggeesResponse, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v2/debugger/debuggees")

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("clientVersion", fmt.Sprintf("%v", req.GetClientVersion()))
	if req.GetIncludeInactive() {
		params.Add("includeInactive", fmt.Sprintf("%v", req.GetIncludeInactive()))
	}
	params.Add("project", fmt.Sprintf("%v", req.GetProject()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	headers := buildHeaders(ctx, c.xGoogMetadata, metadata.Pairs("Content-Type", "application/json"))
	opts = append((*c.CallOptions).ListDebuggees[0:len((*c.CallOptions).ListDebuggees):len((*c.CallOptions).ListDebuggees)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &debuggerpb.ListDebuggeesResponse{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := ioutil.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}