osconfig/apiv1/os_config_zonal_client.go

// Copyright 2024 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 osconfig

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

	"cloud.google.com/go/longrunning"
	lroauto "cloud.google.com/go/longrunning/autogen"
	longrunningpb "cloud.google.com/go/longrunning/autogen/longrunningpb"
	osconfigpb "cloud.google.com/go/osconfig/apiv1/osconfigpb"
	gax "github.com/googleapis/gax-go/v2"
	"google.golang.org/api/googleapi"
	"google.golang.org/api/iterator"
	"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/protobuf/encoding/protojson"
	"google.golang.org/protobuf/proto"
)

var newOsConfigZonalClientHook clientHook

// OsConfigZonalCallOptions contains the retry settings for each method of OsConfigZonalClient.
type OsConfigZonalCallOptions struct {
	CreateOSPolicyAssignment        []gax.CallOption
	UpdateOSPolicyAssignment        []gax.CallOption
	GetOSPolicyAssignment           []gax.CallOption
	ListOSPolicyAssignments         []gax.CallOption
	ListOSPolicyAssignmentRevisions []gax.CallOption
	DeleteOSPolicyAssignment        []gax.CallOption
	GetOSPolicyAssignmentReport     []gax.CallOption
	ListOSPolicyAssignmentReports   []gax.CallOption
	GetInventory                    []gax.CallOption
	ListInventories                 []gax.CallOption
	GetVulnerabilityReport          []gax.CallOption
	ListVulnerabilityReports        []gax.CallOption
}

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

func defaultOsConfigZonalCallOptions() *OsConfigZonalCallOptions {
	return &OsConfigZonalCallOptions{
		CreateOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		UpdateOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		GetOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListOSPolicyAssignments: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListOSPolicyAssignmentRevisions: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		DeleteOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		GetOSPolicyAssignmentReport: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListOSPolicyAssignmentReports: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		GetInventory: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListInventories: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		GetVulnerabilityReport: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListVulnerabilityReports: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
	}
}

func defaultOsConfigZonalRESTCallOptions() *OsConfigZonalCallOptions {
	return &OsConfigZonalCallOptions{
		CreateOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		UpdateOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		GetOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		ListOSPolicyAssignments: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		ListOSPolicyAssignmentRevisions: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		DeleteOSPolicyAssignment: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		GetOSPolicyAssignmentReport: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		ListOSPolicyAssignmentReports: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		GetInventory: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		ListInventories: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		GetVulnerabilityReport: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		ListVulnerabilityReports: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
	}
}

// internalOsConfigZonalClient is an interface that defines the methods available from OS Config API.
type internalOsConfigZonalClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	CreateOSPolicyAssignment(context.Context, *osconfigpb.CreateOSPolicyAssignmentRequest, ...gax.CallOption) (*CreateOSPolicyAssignmentOperation, error)
	CreateOSPolicyAssignmentOperation(name string) *CreateOSPolicyAssignmentOperation
	UpdateOSPolicyAssignment(context.Context, *osconfigpb.UpdateOSPolicyAssignmentRequest, ...gax.CallOption) (*UpdateOSPolicyAssignmentOperation, error)
	UpdateOSPolicyAssignmentOperation(name string) *UpdateOSPolicyAssignmentOperation
	GetOSPolicyAssignment(context.Context, *osconfigpb.GetOSPolicyAssignmentRequest, ...gax.CallOption) (*osconfigpb.OSPolicyAssignment, error)
	ListOSPolicyAssignments(context.Context, *osconfigpb.ListOSPolicyAssignmentsRequest, ...gax.CallOption) *OSPolicyAssignmentIterator
	ListOSPolicyAssignmentRevisions(context.Context, *osconfigpb.ListOSPolicyAssignmentRevisionsRequest, ...gax.CallOption) *OSPolicyAssignmentIterator
	DeleteOSPolicyAssignment(context.Context, *osconfigpb.DeleteOSPolicyAssignmentRequest, ...gax.CallOption) (*DeleteOSPolicyAssignmentOperation, error)
	DeleteOSPolicyAssignmentOperation(name string) *DeleteOSPolicyAssignmentOperation
	GetOSPolicyAssignmentReport(context.Context, *osconfigpb.GetOSPolicyAssignmentReportRequest, ...gax.CallOption) (*osconfigpb.OSPolicyAssignmentReport, error)
	ListOSPolicyAssignmentReports(context.Context, *osconfigpb.ListOSPolicyAssignmentReportsRequest, ...gax.CallOption) *OSPolicyAssignmentReportIterator
	GetInventory(context.Context, *osconfigpb.GetInventoryRequest, ...gax.CallOption) (*osconfigpb.Inventory, error)
	ListInventories(context.Context, *osconfigpb.ListInventoriesRequest, ...gax.CallOption) *InventoryIterator
	GetVulnerabilityReport(context.Context, *osconfigpb.GetVulnerabilityReportRequest, ...gax.CallOption) (*osconfigpb.VulnerabilityReport, error)
	ListVulnerabilityReports(context.Context, *osconfigpb.ListVulnerabilityReportsRequest, ...gax.CallOption) *VulnerabilityReportIterator
}

// OsConfigZonalClient is a client for interacting with OS Config API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// # Zonal OS Config API
//
// The OS Config service is the server-side component that allows users to
// manage package installations and patch jobs for Compute Engine VM instances.
type OsConfigZonalClient struct {
	// The internal transport-dependent client.
	internalClient internalOsConfigZonalClient

	// The call options for this service.
	CallOptions *OsConfigZonalCallOptions

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient *lroauto.OperationsClient
}

// 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 *OsConfigZonalClient) 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 *OsConfigZonalClient) 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 *OsConfigZonalClient) Connection() *grpc.ClientConn {
	return c.internalClient.Connection()
}

// CreateOSPolicyAssignment create an OS policy assignment.
//
// This method also creates the first revision of the OS policy assignment.
//
// This method returns a long running operation (LRO) that contains the
// rollout details. The rollout can be cancelled by cancelling the LRO.
//
// For more information, see Method:
// projects.locations.osPolicyAssignments.operations.cancel (at https://cloud.google.com/compute/docs/osconfig/rest/v1/projects.locations.osPolicyAssignments.operations/cancel).
func (c *OsConfigZonalClient) CreateOSPolicyAssignment(ctx context.Context, req *osconfigpb.CreateOSPolicyAssignmentRequest, opts ...gax.CallOption) (*CreateOSPolicyAssignmentOperation, error) {
	return c.internalClient.CreateOSPolicyAssignment(ctx, req, opts...)
}

// CreateOSPolicyAssignmentOperation returns a new CreateOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created CreateOSPolicyAssignmentOperation, possibly from a different process.
func (c *OsConfigZonalClient) CreateOSPolicyAssignmentOperation(name string) *CreateOSPolicyAssignmentOperation {
	return c.internalClient.CreateOSPolicyAssignmentOperation(name)
}

// UpdateOSPolicyAssignment update an existing OS policy assignment.
//
// This method creates a new revision of the OS policy assignment.
//
// This method returns a long running operation (LRO) that contains the
// rollout details. The rollout can be cancelled by cancelling the LRO.
//
// For more information, see Method:
// projects.locations.osPolicyAssignments.operations.cancel (at https://cloud.google.com/compute/docs/osconfig/rest/v1/projects.locations.osPolicyAssignments.operations/cancel).
func (c *OsConfigZonalClient) UpdateOSPolicyAssignment(ctx context.Context, req *osconfigpb.UpdateOSPolicyAssignmentRequest, opts ...gax.CallOption) (*UpdateOSPolicyAssignmentOperation, error) {
	return c.internalClient.UpdateOSPolicyAssignment(ctx, req, opts...)
}

// UpdateOSPolicyAssignmentOperation returns a new UpdateOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created UpdateOSPolicyAssignmentOperation, possibly from a different process.
func (c *OsConfigZonalClient) UpdateOSPolicyAssignmentOperation(name string) *UpdateOSPolicyAssignmentOperation {
	return c.internalClient.UpdateOSPolicyAssignmentOperation(name)
}

// GetOSPolicyAssignment retrieve an existing OS policy assignment.
//
// This method always returns the latest revision. In order to retrieve a
// previous revision of the assignment, also provide the revision ID in the
// name parameter.
func (c *OsConfigZonalClient) GetOSPolicyAssignment(ctx context.Context, req *osconfigpb.GetOSPolicyAssignmentRequest, opts ...gax.CallOption) (*osconfigpb.OSPolicyAssignment, error) {
	return c.internalClient.GetOSPolicyAssignment(ctx, req, opts...)
}

// ListOSPolicyAssignments list the OS policy assignments under the parent resource.
//
// For each OS policy assignment, the latest revision is returned.
func (c *OsConfigZonalClient) ListOSPolicyAssignments(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentsRequest, opts ...gax.CallOption) *OSPolicyAssignmentIterator {
	return c.internalClient.ListOSPolicyAssignments(ctx, req, opts...)
}

// ListOSPolicyAssignmentRevisions list the OS policy assignment revisions for a given OS policy assignment.
func (c *OsConfigZonalClient) ListOSPolicyAssignmentRevisions(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentRevisionsRequest, opts ...gax.CallOption) *OSPolicyAssignmentIterator {
	return c.internalClient.ListOSPolicyAssignmentRevisions(ctx, req, opts...)
}

// DeleteOSPolicyAssignment delete the OS policy assignment.
//
// This method creates a new revision of the OS policy assignment.
//
// This method returns a long running operation (LRO) that contains the
// rollout details. The rollout can be cancelled by cancelling the LRO.
//
// If the LRO completes and is not cancelled, all revisions associated with
// the OS policy assignment are deleted.
//
// For more information, see Method:
// projects.locations.osPolicyAssignments.operations.cancel (at https://cloud.google.com/compute/docs/osconfig/rest/v1/projects.locations.osPolicyAssignments.operations/cancel).
func (c *OsConfigZonalClient) DeleteOSPolicyAssignment(ctx context.Context, req *osconfigpb.DeleteOSPolicyAssignmentRequest, opts ...gax.CallOption) (*DeleteOSPolicyAssignmentOperation, error) {
	return c.internalClient.DeleteOSPolicyAssignment(ctx, req, opts...)
}

// DeleteOSPolicyAssignmentOperation returns a new DeleteOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created DeleteOSPolicyAssignmentOperation, possibly from a different process.
func (c *OsConfigZonalClient) DeleteOSPolicyAssignmentOperation(name string) *DeleteOSPolicyAssignmentOperation {
	return c.internalClient.DeleteOSPolicyAssignmentOperation(name)
}

// GetOSPolicyAssignmentReport get the OS policy asssignment report for the specified Compute Engine VM
// instance.
func (c *OsConfigZonalClient) GetOSPolicyAssignmentReport(ctx context.Context, req *osconfigpb.GetOSPolicyAssignmentReportRequest, opts ...gax.CallOption) (*osconfigpb.OSPolicyAssignmentReport, error) {
	return c.internalClient.GetOSPolicyAssignmentReport(ctx, req, opts...)
}

// ListOSPolicyAssignmentReports list OS policy asssignment reports for all Compute Engine VM instances in
// the specified zone.
func (c *OsConfigZonalClient) ListOSPolicyAssignmentReports(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentReportsRequest, opts ...gax.CallOption) *OSPolicyAssignmentReportIterator {
	return c.internalClient.ListOSPolicyAssignmentReports(ctx, req, opts...)
}

// GetInventory get inventory data for the specified VM instance. If the VM has no
// associated inventory, the message NOT_FOUND is returned.
func (c *OsConfigZonalClient) GetInventory(ctx context.Context, req *osconfigpb.GetInventoryRequest, opts ...gax.CallOption) (*osconfigpb.Inventory, error) {
	return c.internalClient.GetInventory(ctx, req, opts...)
}

// ListInventories list inventory data for all VM instances in the specified zone.
func (c *OsConfigZonalClient) ListInventories(ctx context.Context, req *osconfigpb.ListInventoriesRequest, opts ...gax.CallOption) *InventoryIterator {
	return c.internalClient.ListInventories(ctx, req, opts...)
}

// GetVulnerabilityReport gets the vulnerability report for the specified VM instance. Only VMs with
// inventory data have vulnerability reports associated with them.
func (c *OsConfigZonalClient) GetVulnerabilityReport(ctx context.Context, req *osconfigpb.GetVulnerabilityReportRequest, opts ...gax.CallOption) (*osconfigpb.VulnerabilityReport, error) {
	return c.internalClient.GetVulnerabilityReport(ctx, req, opts...)
}

// ListVulnerabilityReports list vulnerability reports for all VM instances in the specified zone.
func (c *OsConfigZonalClient) ListVulnerabilityReports(ctx context.Context, req *osconfigpb.ListVulnerabilityReportsRequest, opts ...gax.CallOption) *VulnerabilityReportIterator {
	return c.internalClient.ListVulnerabilityReports(ctx, req, opts...)
}

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

	// Points back to the CallOptions field of the containing OsConfigZonalClient
	CallOptions **OsConfigZonalCallOptions

	// The gRPC API client.
	osConfigZonalClient osconfigpb.OsConfigZonalServiceClient

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient **lroauto.OperationsClient

	// The x-goog-* metadata to be sent with each request.
	xGoogHeaders []string
}

// NewOsConfigZonalClient creates a new os config zonal service client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// # Zonal OS Config API
//
// The OS Config service is the server-side component that allows users to
// manage package installations and patch jobs for Compute Engine VM instances.
func NewOsConfigZonalClient(ctx context.Context, opts ...option.ClientOption) (*OsConfigZonalClient, error) {
	clientOpts := defaultOsConfigZonalGRPCClientOptions()
	if newOsConfigZonalClientHook != nil {
		hookOpts, err := newOsConfigZonalClientHook(ctx, clientHookParams{})
		if err != nil {
			return nil, err
		}
		clientOpts = append(clientOpts, hookOpts...)
	}

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

	c := &osConfigZonalGRPCClient{
		connPool:            connPool,
		osConfigZonalClient: osconfigpb.NewOsConfigZonalServiceClient(connPool),
		CallOptions:         &client.CallOptions,
	}
	c.setGoogleClientInfo()

	client.internalClient = c

	client.LROClient, err = lroauto.NewOperationsClient(ctx, gtransport.WithConnPool(connPool))
	if err != nil {
		// This error "should not happen", since we are just reusing old connection pool
		// and never actually need to dial.
		// If this does happen, we could leak connp. However, we cannot close conn:
		// If the user invoked the constructor with option.WithGRPCConn,
		// we would close a connection that's still in use.
		// TODO: investigate error conditions.
		return nil, err
	}
	c.LROClient = &client.LROClient
	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 *osConfigZonalGRPCClient) 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 *osConfigZonalGRPCClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "grpc", grpc.Version)
	c.xGoogHeaders = []string{"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 *osConfigZonalGRPCClient) Close() error {
	return c.connPool.Close()
}

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

	// The http client.
	httpClient *http.Client

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient **lroauto.OperationsClient

	// The x-goog-* headers to be sent with each request.
	xGoogHeaders []string

	// Points back to the CallOptions field of the containing OsConfigZonalClient
	CallOptions **OsConfigZonalCallOptions
}

// NewOsConfigZonalRESTClient creates a new os config zonal service rest client.
//
// # Zonal OS Config API
//
// The OS Config service is the server-side component that allows users to
// manage package installations and patch jobs for Compute Engine VM instances.
func NewOsConfigZonalRESTClient(ctx context.Context, opts ...option.ClientOption) (*OsConfigZonalClient, error) {
	clientOpts := append(defaultOsConfigZonalRESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

	callOpts := defaultOsConfigZonalRESTCallOptions()
	c := &osConfigZonalRESTClient{
		endpoint:    endpoint,
		httpClient:  httpClient,
		CallOptions: &callOpts,
	}
	c.setGoogleClientInfo()

	lroOpts := []option.ClientOption{
		option.WithHTTPClient(httpClient),
		option.WithEndpoint(endpoint),
	}
	opClient, err := lroauto.NewOperationsRESTClient(ctx, lroOpts...)
	if err != nil {
		return nil, err
	}
	c.LROClient = &opClient

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

func defaultOsConfigZonalRESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("https://osconfig.googleapis.com"),
		internaloption.WithDefaultEndpointTemplate("https://osconfig.UNIVERSE_DOMAIN"),
		internaloption.WithDefaultMTLSEndpoint("https://osconfig.mtls.googleapis.com"),
		internaloption.WithDefaultUniverseDomain("googleapis.com"),
		internaloption.WithDefaultAudience("https://osconfig.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 *osConfigZonalRESTClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN")
	c.xGoogHeaders = []string{"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 *osConfigZonalRESTClient) 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 *osConfigZonalRESTClient) Connection() *grpc.ClientConn {
	return nil
}
func (c *osConfigZonalGRPCClient) CreateOSPolicyAssignment(ctx context.Context, req *osconfigpb.CreateOSPolicyAssignmentRequest, opts ...gax.CallOption) (*CreateOSPolicyAssignmentOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).CreateOSPolicyAssignment[0:len((*c.CallOptions).CreateOSPolicyAssignment):len((*c.CallOptions).CreateOSPolicyAssignment)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.CreateOSPolicyAssignment(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateOSPolicyAssignmentOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *osConfigZonalGRPCClient) UpdateOSPolicyAssignment(ctx context.Context, req *osconfigpb.UpdateOSPolicyAssignmentRequest, opts ...gax.CallOption) (*UpdateOSPolicyAssignmentOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "os_policy_assignment.name", url.QueryEscape(req.GetOsPolicyAssignment().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).UpdateOSPolicyAssignment[0:len((*c.CallOptions).UpdateOSPolicyAssignment):len((*c.CallOptions).UpdateOSPolicyAssignment)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.UpdateOSPolicyAssignment(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &UpdateOSPolicyAssignmentOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *osConfigZonalGRPCClient) GetOSPolicyAssignment(ctx context.Context, req *osconfigpb.GetOSPolicyAssignmentRequest, opts ...gax.CallOption) (*osconfigpb.OSPolicyAssignment, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetOSPolicyAssignment[0:len((*c.CallOptions).GetOSPolicyAssignment):len((*c.CallOptions).GetOSPolicyAssignment)], opts...)
	var resp *osconfigpb.OSPolicyAssignment
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.GetOSPolicyAssignment(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *osConfigZonalGRPCClient) ListOSPolicyAssignments(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentsRequest, opts ...gax.CallOption) *OSPolicyAssignmentIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListOSPolicyAssignments[0:len((*c.CallOptions).ListOSPolicyAssignments):len((*c.CallOptions).ListOSPolicyAssignments)], opts...)
	it := &OSPolicyAssignmentIterator{}
	req = proto.Clone(req).(*osconfigpb.ListOSPolicyAssignmentsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.OSPolicyAssignment, string, error) {
		resp := &osconfigpb.ListOSPolicyAssignmentsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = c.osConfigZonalClient.ListOSPolicyAssignments(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetOsPolicyAssignments(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *osConfigZonalGRPCClient) ListOSPolicyAssignmentRevisions(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentRevisionsRequest, opts ...gax.CallOption) *OSPolicyAssignmentIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListOSPolicyAssignmentRevisions[0:len((*c.CallOptions).ListOSPolicyAssignmentRevisions):len((*c.CallOptions).ListOSPolicyAssignmentRevisions)], opts...)
	it := &OSPolicyAssignmentIterator{}
	req = proto.Clone(req).(*osconfigpb.ListOSPolicyAssignmentRevisionsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.OSPolicyAssignment, string, error) {
		resp := &osconfigpb.ListOSPolicyAssignmentRevisionsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = c.osConfigZonalClient.ListOSPolicyAssignmentRevisions(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetOsPolicyAssignments(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *osConfigZonalGRPCClient) DeleteOSPolicyAssignment(ctx context.Context, req *osconfigpb.DeleteOSPolicyAssignmentRequest, opts ...gax.CallOption) (*DeleteOSPolicyAssignmentOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).DeleteOSPolicyAssignment[0:len((*c.CallOptions).DeleteOSPolicyAssignment):len((*c.CallOptions).DeleteOSPolicyAssignment)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.DeleteOSPolicyAssignment(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &DeleteOSPolicyAssignmentOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *osConfigZonalGRPCClient) GetOSPolicyAssignmentReport(ctx context.Context, req *osconfigpb.GetOSPolicyAssignmentReportRequest, opts ...gax.CallOption) (*osconfigpb.OSPolicyAssignmentReport, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetOSPolicyAssignmentReport[0:len((*c.CallOptions).GetOSPolicyAssignmentReport):len((*c.CallOptions).GetOSPolicyAssignmentReport)], opts...)
	var resp *osconfigpb.OSPolicyAssignmentReport
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.GetOSPolicyAssignmentReport(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *osConfigZonalGRPCClient) ListOSPolicyAssignmentReports(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentReportsRequest, opts ...gax.CallOption) *OSPolicyAssignmentReportIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListOSPolicyAssignmentReports[0:len((*c.CallOptions).ListOSPolicyAssignmentReports):len((*c.CallOptions).ListOSPolicyAssignmentReports)], opts...)
	it := &OSPolicyAssignmentReportIterator{}
	req = proto.Clone(req).(*osconfigpb.ListOSPolicyAssignmentReportsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.OSPolicyAssignmentReport, string, error) {
		resp := &osconfigpb.ListOSPolicyAssignmentReportsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = c.osConfigZonalClient.ListOSPolicyAssignmentReports(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetOsPolicyAssignmentReports(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *osConfigZonalGRPCClient) GetInventory(ctx context.Context, req *osconfigpb.GetInventoryRequest, opts ...gax.CallOption) (*osconfigpb.Inventory, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetInventory[0:len((*c.CallOptions).GetInventory):len((*c.CallOptions).GetInventory)], opts...)
	var resp *osconfigpb.Inventory
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.GetInventory(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *osConfigZonalGRPCClient) ListInventories(ctx context.Context, req *osconfigpb.ListInventoriesRequest, opts ...gax.CallOption) *InventoryIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListInventories[0:len((*c.CallOptions).ListInventories):len((*c.CallOptions).ListInventories)], opts...)
	it := &InventoryIterator{}
	req = proto.Clone(req).(*osconfigpb.ListInventoriesRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.Inventory, string, error) {
		resp := &osconfigpb.ListInventoriesResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = c.osConfigZonalClient.ListInventories(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetInventories(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *osConfigZonalGRPCClient) GetVulnerabilityReport(ctx context.Context, req *osconfigpb.GetVulnerabilityReportRequest, opts ...gax.CallOption) (*osconfigpb.VulnerabilityReport, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetVulnerabilityReport[0:len((*c.CallOptions).GetVulnerabilityReport):len((*c.CallOptions).GetVulnerabilityReport)], opts...)
	var resp *osconfigpb.VulnerabilityReport
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.osConfigZonalClient.GetVulnerabilityReport(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *osConfigZonalGRPCClient) ListVulnerabilityReports(ctx context.Context, req *osconfigpb.ListVulnerabilityReportsRequest, opts ...gax.CallOption) *VulnerabilityReportIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListVulnerabilityReports[0:len((*c.CallOptions).ListVulnerabilityReports):len((*c.CallOptions).ListVulnerabilityReports)], opts...)
	it := &VulnerabilityReportIterator{}
	req = proto.Clone(req).(*osconfigpb.ListVulnerabilityReportsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.VulnerabilityReport, string, error) {
		resp := &osconfigpb.ListVulnerabilityReportsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = c.osConfigZonalClient.ListVulnerabilityReports(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetVulnerabilityReports(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// CreateOSPolicyAssignment create an OS policy assignment.
//
// This method also creates the first revision of the OS policy assignment.
//
// This method returns a long running operation (LRO) that contains the
// rollout details. The rollout can be cancelled by cancelling the LRO.
//
// For more information, see Method:
// projects.locations.osPolicyAssignments.operations.cancel (at https://cloud.google.com/compute/docs/osconfig/rest/v1/projects.locations.osPolicyAssignments.operations/cancel).
func (c *osConfigZonalRESTClient) CreateOSPolicyAssignment(ctx context.Context, req *osconfigpb.CreateOSPolicyAssignmentRequest, opts ...gax.CallOption) (*CreateOSPolicyAssignmentOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetOsPolicyAssignment()
	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("/v1/%v/osPolicyAssignments", req.GetParent())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	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 := io.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
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &CreateOSPolicyAssignmentOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// UpdateOSPolicyAssignment update an existing OS policy assignment.
//
// This method creates a new revision of the OS policy assignment.
//
// This method returns a long running operation (LRO) that contains the
// rollout details. The rollout can be cancelled by cancelling the LRO.
//
// For more information, see Method:
// projects.locations.osPolicyAssignments.operations.cancel (at https://cloud.google.com/compute/docs/osconfig/rest/v1/projects.locations.osPolicyAssignments.operations/cancel).
func (c *osConfigZonalRESTClient) UpdateOSPolicyAssignment(ctx context.Context, req *osconfigpb.UpdateOSPolicyAssignmentRequest, opts ...gax.CallOption) (*UpdateOSPolicyAssignmentOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetOsPolicyAssignment()
	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("/v1/%v", req.GetOsPolicyAssignment().GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetUpdateMask() != nil {
		updateMask, err := protojson.Marshal(req.GetUpdateMask())
		if err != nil {
			return nil, err
		}
		params.Add("updateMask", string(updateMask[1:len(updateMask)-1]))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "os_policy_assignment.name", url.QueryEscape(req.GetOsPolicyAssignment().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("PATCH", 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 := io.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
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &UpdateOSPolicyAssignmentOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetOSPolicyAssignment retrieve an existing OS policy assignment.
//
// This method always returns the latest revision. In order to retrieve a
// previous revision of the assignment, also provide the revision ID in the
// name parameter.
func (c *osConfigZonalRESTClient) GetOSPolicyAssignment(ctx context.Context, req *osconfigpb.GetOSPolicyAssignmentRequest, opts ...gax.CallOption) (*osconfigpb.OSPolicyAssignment, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetOSPolicyAssignment[0:len((*c.CallOptions).GetOSPolicyAssignment):len((*c.CallOptions).GetOSPolicyAssignment)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &osconfigpb.OSPolicyAssignment{}
	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 := io.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
}

// ListOSPolicyAssignments list the OS policy assignments under the parent resource.
//
// For each OS policy assignment, the latest revision is returned.
func (c *osConfigZonalRESTClient) ListOSPolicyAssignments(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentsRequest, opts ...gax.CallOption) *OSPolicyAssignmentIterator {
	it := &OSPolicyAssignmentIterator{}
	req = proto.Clone(req).(*osconfigpb.ListOSPolicyAssignmentsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.OSPolicyAssignment, string, error) {
		resp := &osconfigpb.ListOSPolicyAssignmentsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1/%v/osPolicyAssignments", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		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.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 := io.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
		}
		it.Response = resp
		return resp.GetOsPolicyAssignments(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// ListOSPolicyAssignmentRevisions list the OS policy assignment revisions for a given OS policy assignment.
func (c *osConfigZonalRESTClient) ListOSPolicyAssignmentRevisions(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentRevisionsRequest, opts ...gax.CallOption) *OSPolicyAssignmentIterator {
	it := &OSPolicyAssignmentIterator{}
	req = proto.Clone(req).(*osconfigpb.ListOSPolicyAssignmentRevisionsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.OSPolicyAssignment, string, error) {
		resp := &osconfigpb.ListOSPolicyAssignmentRevisionsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1/%v:listRevisions", req.GetName())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		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.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 := io.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
		}
		it.Response = resp
		return resp.GetOsPolicyAssignments(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// DeleteOSPolicyAssignment delete the OS policy assignment.
//
// This method creates a new revision of the OS policy assignment.
//
// This method returns a long running operation (LRO) that contains the
// rollout details. The rollout can be cancelled by cancelling the LRO.
//
// If the LRO completes and is not cancelled, all revisions associated with
// the OS policy assignment are deleted.
//
// For more information, see Method:
// projects.locations.osPolicyAssignments.operations.cancel (at https://cloud.google.com/compute/docs/osconfig/rest/v1/projects.locations.osPolicyAssignments.operations/cancel).
func (c *osConfigZonalRESTClient) DeleteOSPolicyAssignment(ctx context.Context, req *osconfigpb.DeleteOSPolicyAssignmentRequest, opts ...gax.CallOption) (*DeleteOSPolicyAssignmentOperation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := 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()

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

		buf, err := io.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
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &DeleteOSPolicyAssignmentOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetOSPolicyAssignmentReport get the OS policy asssignment report for the specified Compute Engine VM
// instance.
func (c *osConfigZonalRESTClient) GetOSPolicyAssignmentReport(ctx context.Context, req *osconfigpb.GetOSPolicyAssignmentReportRequest, opts ...gax.CallOption) (*osconfigpb.OSPolicyAssignmentReport, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetOSPolicyAssignmentReport[0:len((*c.CallOptions).GetOSPolicyAssignmentReport):len((*c.CallOptions).GetOSPolicyAssignmentReport)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &osconfigpb.OSPolicyAssignmentReport{}
	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 := io.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
}

// ListOSPolicyAssignmentReports list OS policy asssignment reports for all Compute Engine VM instances in
// the specified zone.
func (c *osConfigZonalRESTClient) ListOSPolicyAssignmentReports(ctx context.Context, req *osconfigpb.ListOSPolicyAssignmentReportsRequest, opts ...gax.CallOption) *OSPolicyAssignmentReportIterator {
	it := &OSPolicyAssignmentReportIterator{}
	req = proto.Clone(req).(*osconfigpb.ListOSPolicyAssignmentReportsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.OSPolicyAssignmentReport, string, error) {
		resp := &osconfigpb.ListOSPolicyAssignmentReportsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1/%v/reports", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		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.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 := io.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
		}
		it.Response = resp
		return resp.GetOsPolicyAssignmentReports(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// GetInventory get inventory data for the specified VM instance. If the VM has no
// associated inventory, the message NOT_FOUND is returned.
func (c *osConfigZonalRESTClient) GetInventory(ctx context.Context, req *osconfigpb.GetInventoryRequest, opts ...gax.CallOption) (*osconfigpb.Inventory, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetView() != 0 {
		params.Add("view", fmt.Sprintf("%v", req.GetView()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetInventory[0:len((*c.CallOptions).GetInventory):len((*c.CallOptions).GetInventory)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &osconfigpb.Inventory{}
	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 := io.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
}

// ListInventories list inventory data for all VM instances in the specified zone.
func (c *osConfigZonalRESTClient) ListInventories(ctx context.Context, req *osconfigpb.ListInventoriesRequest, opts ...gax.CallOption) *InventoryIterator {
	it := &InventoryIterator{}
	req = proto.Clone(req).(*osconfigpb.ListInventoriesRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.Inventory, string, error) {
		resp := &osconfigpb.ListInventoriesResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1/%v/inventories", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}
		if req.GetView() != 0 {
			params.Add("view", fmt.Sprintf("%v", req.GetView()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		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.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 := io.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
		}
		it.Response = resp
		return resp.GetInventories(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// GetVulnerabilityReport gets the vulnerability report for the specified VM instance. Only VMs with
// inventory data have vulnerability reports associated with them.
func (c *osConfigZonalRESTClient) GetVulnerabilityReport(ctx context.Context, req *osconfigpb.GetVulnerabilityReportRequest, opts ...gax.CallOption) (*osconfigpb.VulnerabilityReport, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetVulnerabilityReport[0:len((*c.CallOptions).GetVulnerabilityReport):len((*c.CallOptions).GetVulnerabilityReport)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &osconfigpb.VulnerabilityReport{}
	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 := io.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
}

// ListVulnerabilityReports list vulnerability reports for all VM instances in the specified zone.
func (c *osConfigZonalRESTClient) ListVulnerabilityReports(ctx context.Context, req *osconfigpb.ListVulnerabilityReportsRequest, opts ...gax.CallOption) *VulnerabilityReportIterator {
	it := &VulnerabilityReportIterator{}
	req = proto.Clone(req).(*osconfigpb.ListVulnerabilityReportsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*osconfigpb.VulnerabilityReport, string, error) {
		resp := &osconfigpb.ListVulnerabilityReportsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1/%v/vulnerabilityReports", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		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.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 := io.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
		}
		it.Response = resp
		return resp.GetVulnerabilityReports(), resp.GetNextPageToken(), 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.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// CreateOSPolicyAssignmentOperation returns a new CreateOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created CreateOSPolicyAssignmentOperation, possibly from a different process.
func (c *osConfigZonalGRPCClient) CreateOSPolicyAssignmentOperation(name string) *CreateOSPolicyAssignmentOperation {
	return &CreateOSPolicyAssignmentOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// CreateOSPolicyAssignmentOperation returns a new CreateOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created CreateOSPolicyAssignmentOperation, possibly from a different process.
func (c *osConfigZonalRESTClient) CreateOSPolicyAssignmentOperation(name string) *CreateOSPolicyAssignmentOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &CreateOSPolicyAssignmentOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// DeleteOSPolicyAssignmentOperation returns a new DeleteOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created DeleteOSPolicyAssignmentOperation, possibly from a different process.
func (c *osConfigZonalGRPCClient) DeleteOSPolicyAssignmentOperation(name string) *DeleteOSPolicyAssignmentOperation {
	return &DeleteOSPolicyAssignmentOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// DeleteOSPolicyAssignmentOperation returns a new DeleteOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created DeleteOSPolicyAssignmentOperation, possibly from a different process.
func (c *osConfigZonalRESTClient) DeleteOSPolicyAssignmentOperation(name string) *DeleteOSPolicyAssignmentOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &DeleteOSPolicyAssignmentOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// UpdateOSPolicyAssignmentOperation returns a new UpdateOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created UpdateOSPolicyAssignmentOperation, possibly from a different process.
func (c *osConfigZonalGRPCClient) UpdateOSPolicyAssignmentOperation(name string) *UpdateOSPolicyAssignmentOperation {
	return &UpdateOSPolicyAssignmentOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// UpdateOSPolicyAssignmentOperation returns a new UpdateOSPolicyAssignmentOperation from a given name.
// The name must be that of a previously created UpdateOSPolicyAssignmentOperation, possibly from a different process.
func (c *osConfigZonalRESTClient) UpdateOSPolicyAssignmentOperation(name string) *UpdateOSPolicyAssignmentOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &UpdateOSPolicyAssignmentOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}