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// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Code generated by gapic-generator. DO NOT EDIT.
package iot
import (
"context"
"fmt"
"math"
"net/url"
"time"
"github.com/golang/protobuf/proto"
gax "github.com/googleapis/gax-go/v2"
"google.golang.org/api/iterator"
"google.golang.org/api/option"
"google.golang.org/api/transport"
iotpb "google.golang.org/genproto/googleapis/cloud/iot/v1"
iampb "google.golang.org/genproto/googleapis/iam/v1"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/metadata"
)
// DeviceManagerCallOptions contains the retry settings for each method of DeviceManagerClient.
type DeviceManagerCallOptions struct {
CreateDeviceRegistry []gax.CallOption
GetDeviceRegistry []gax.CallOption
UpdateDeviceRegistry []gax.CallOption
DeleteDeviceRegistry []gax.CallOption
ListDeviceRegistries []gax.CallOption
CreateDevice []gax.CallOption
GetDevice []gax.CallOption
UpdateDevice []gax.CallOption
DeleteDevice []gax.CallOption
ListDevices []gax.CallOption
ModifyCloudToDeviceConfig []gax.CallOption
ListDeviceConfigVersions []gax.CallOption
ListDeviceStates []gax.CallOption
SetIamPolicy []gax.CallOption
GetIamPolicy []gax.CallOption
TestIamPermissions []gax.CallOption
SendCommandToDevice []gax.CallOption
BindDeviceToGateway []gax.CallOption
UnbindDeviceFromGateway []gax.CallOption
}
func defaultDeviceManagerClientOptions() []option.ClientOption {
return []option.ClientOption{
option.WithEndpoint("cloudiot.googleapis.com:443"),
option.WithScopes(DefaultAuthScopes()...),
option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(math.MaxInt32))),
}
}
func defaultDeviceManagerCallOptions() *DeviceManagerCallOptions {
retry := map[[2]string][]gax.CallOption{
{"default", "idempotent"}: {
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.DeadlineExceeded,
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.3,
})
}),
},
{"rate_limited_aware", "rate_limited_aware"}: {
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.DeadlineExceeded,
codes.ResourceExhausted,
codes.Unavailable,
}, gax.Backoff{
Initial: 1000 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.3,
})
}),
},
}
return &DeviceManagerCallOptions{
CreateDeviceRegistry: retry[[2]string{"default", "non_idempotent"}],
GetDeviceRegistry: retry[[2]string{"default", "idempotent"}],
UpdateDeviceRegistry: retry[[2]string{"default", "non_idempotent"}],
DeleteDeviceRegistry: retry[[2]string{"default", "idempotent"}],
ListDeviceRegistries: retry[[2]string{"default", "idempotent"}],
CreateDevice: retry[[2]string{"default", "non_idempotent"}],
GetDevice: retry[[2]string{"default", "idempotent"}],
UpdateDevice: retry[[2]string{"default", "non_idempotent"}],
DeleteDevice: retry[[2]string{"default", "idempotent"}],
ListDevices: retry[[2]string{"default", "idempotent"}],
ModifyCloudToDeviceConfig: retry[[2]string{"rate_limited_aware", "rate_limited_aware"}],
ListDeviceConfigVersions: retry[[2]string{"default", "idempotent"}],
ListDeviceStates: retry[[2]string{"default", "idempotent"}],
SetIamPolicy: retry[[2]string{"default", "non_idempotent"}],
GetIamPolicy: retry[[2]string{"default", "non_idempotent"}],
TestIamPermissions: retry[[2]string{"default", "non_idempotent"}],
SendCommandToDevice: retry[[2]string{"rate_limited_aware", "rate_limited_aware"}],
BindDeviceToGateway: retry[[2]string{"default", "non_idempotent"}],
UnbindDeviceFromGateway: retry[[2]string{"default", "non_idempotent"}],
}
}
// DeviceManagerClient is a client for interacting with Cloud IoT API.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type DeviceManagerClient struct {
// The connection to the service.
conn *grpc.ClientConn
// The gRPC API client.
deviceManagerClient iotpb.DeviceManagerClient
// The call options for this service.
CallOptions *DeviceManagerCallOptions
// The x-goog-* metadata to be sent with each request.
xGoogMetadata metadata.MD
}
// NewDeviceManagerClient creates a new device manager client.
//
// Internet of Things (IoT) service. Securely connect and manage IoT devices.
func NewDeviceManagerClient(ctx context.Context, opts ...option.ClientOption) (*DeviceManagerClient, error) {
conn, err := transport.DialGRPC(ctx, append(defaultDeviceManagerClientOptions(), opts...)...)
if err != nil {
return nil, err
}
c := &DeviceManagerClient{
conn: conn,
CallOptions: defaultDeviceManagerCallOptions(),
deviceManagerClient: iotpb.NewDeviceManagerClient(conn),
}
c.setGoogleClientInfo()
return c, nil
}
// Connection returns the client's connection to the API service.
func (c *DeviceManagerClient) Connection() *grpc.ClientConn {
return c.conn
}
// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *DeviceManagerClient) Close() error {
return c.conn.Close()
}
// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *DeviceManagerClient) setGoogleClientInfo(keyval ...string) {
kv := append([]string{"gl-go", versionGo()}, keyval...)
kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}
// CreateDeviceRegistry creates a device registry that contains devices.
func (c *DeviceManagerClient) CreateDeviceRegistry(ctx context.Context, req *iotpb.CreateDeviceRegistryRequest, opts ...gax.CallOption) (*iotpb.DeviceRegistry, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.CreateDeviceRegistry[0:len(c.CallOptions.CreateDeviceRegistry):len(c.CallOptions.CreateDeviceRegistry)], opts...)
var resp *iotpb.DeviceRegistry
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.CreateDeviceRegistry(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// GetDeviceRegistry gets a device registry configuration.
func (c *DeviceManagerClient) GetDeviceRegistry(ctx context.Context, req *iotpb.GetDeviceRegistryRequest, opts ...gax.CallOption) (*iotpb.DeviceRegistry, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.GetDeviceRegistry[0:len(c.CallOptions.GetDeviceRegistry):len(c.CallOptions.GetDeviceRegistry)], opts...)
var resp *iotpb.DeviceRegistry
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.GetDeviceRegistry(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// UpdateDeviceRegistry updates a device registry configuration.
func (c *DeviceManagerClient) UpdateDeviceRegistry(ctx context.Context, req *iotpb.UpdateDeviceRegistryRequest, opts ...gax.CallOption) (*iotpb.DeviceRegistry, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "device_registry.name", url.QueryEscape(req.GetDeviceRegistry().GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.UpdateDeviceRegistry[0:len(c.CallOptions.UpdateDeviceRegistry):len(c.CallOptions.UpdateDeviceRegistry)], opts...)
var resp *iotpb.DeviceRegistry
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.UpdateDeviceRegistry(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// DeleteDeviceRegistry deletes a device registry configuration.
func (c *DeviceManagerClient) DeleteDeviceRegistry(ctx context.Context, req *iotpb.DeleteDeviceRegistryRequest, opts ...gax.CallOption) error {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.DeleteDeviceRegistry[0:len(c.CallOptions.DeleteDeviceRegistry):len(c.CallOptions.DeleteDeviceRegistry)], opts...)
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
_, err = c.deviceManagerClient.DeleteDeviceRegistry(ctx, req, settings.GRPC...)
return err
}, opts...)
return err
}
// ListDeviceRegistries lists device registries.
func (c *DeviceManagerClient) ListDeviceRegistries(ctx context.Context, req *iotpb.ListDeviceRegistriesRequest, opts ...gax.CallOption) *DeviceRegistryIterator {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ListDeviceRegistries[0:len(c.CallOptions.ListDeviceRegistries):len(c.CallOptions.ListDeviceRegistries)], opts...)
it := &DeviceRegistryIterator{}
req = proto.Clone(req).(*iotpb.ListDeviceRegistriesRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*iotpb.DeviceRegistry, string, error) {
var resp *iotpb.ListDeviceRegistriesResponse
req.PageToken = pageToken
if pageSize > math.MaxInt32 {
req.PageSize = math.MaxInt32
} else {
req.PageSize = int32(pageSize)
}
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.ListDeviceRegistries(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
return resp.DeviceRegistries, resp.NextPageToken, nil
}
fetch := func(pageSize int, pageToken string) (string, error) {
items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
if err != nil {
return "", err
}
it.items = append(it.items, items...)
return nextPageToken, nil
}
it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
it.pageInfo.MaxSize = int(req.PageSize)
it.pageInfo.Token = req.PageToken
return it
}
// CreateDevice creates a device in a device registry.
func (c *DeviceManagerClient) CreateDevice(ctx context.Context, req *iotpb.CreateDeviceRequest, opts ...gax.CallOption) (*iotpb.Device, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.CreateDevice[0:len(c.CallOptions.CreateDevice):len(c.CallOptions.CreateDevice)], opts...)
var resp *iotpb.Device
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.CreateDevice(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// GetDevice gets details about a device.
func (c *DeviceManagerClient) GetDevice(ctx context.Context, req *iotpb.GetDeviceRequest, opts ...gax.CallOption) (*iotpb.Device, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.GetDevice[0:len(c.CallOptions.GetDevice):len(c.CallOptions.GetDevice)], opts...)
var resp *iotpb.Device
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.GetDevice(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// UpdateDevice updates a device.
func (c *DeviceManagerClient) UpdateDevice(ctx context.Context, req *iotpb.UpdateDeviceRequest, opts ...gax.CallOption) (*iotpb.Device, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "device.name", url.QueryEscape(req.GetDevice().GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.UpdateDevice[0:len(c.CallOptions.UpdateDevice):len(c.CallOptions.UpdateDevice)], opts...)
var resp *iotpb.Device
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.UpdateDevice(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// DeleteDevice deletes a device.
func (c *DeviceManagerClient) DeleteDevice(ctx context.Context, req *iotpb.DeleteDeviceRequest, opts ...gax.CallOption) error {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.DeleteDevice[0:len(c.CallOptions.DeleteDevice):len(c.CallOptions.DeleteDevice)], opts...)
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
_, err = c.deviceManagerClient.DeleteDevice(ctx, req, settings.GRPC...)
return err
}, opts...)
return err
}
// ListDevices list devices in a device registry.
func (c *DeviceManagerClient) ListDevices(ctx context.Context, req *iotpb.ListDevicesRequest, opts ...gax.CallOption) *DeviceIterator {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ListDevices[0:len(c.CallOptions.ListDevices):len(c.CallOptions.ListDevices)], opts...)
it := &DeviceIterator{}
req = proto.Clone(req).(*iotpb.ListDevicesRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*iotpb.Device, string, error) {
var resp *iotpb.ListDevicesResponse
req.PageToken = pageToken
if pageSize > math.MaxInt32 {
req.PageSize = math.MaxInt32
} else {
req.PageSize = int32(pageSize)
}
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.ListDevices(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
return resp.Devices, resp.NextPageToken, nil
}
fetch := func(pageSize int, pageToken string) (string, error) {
items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
if err != nil {
return "", err
}
it.items = append(it.items, items...)
return nextPageToken, nil
}
it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
it.pageInfo.MaxSize = int(req.PageSize)
it.pageInfo.Token = req.PageToken
return it
}
// ModifyCloudToDeviceConfig modifies the configuration for the device, which is eventually sent from
// the Cloud IoT Core servers. Returns the modified configuration version and
// its metadata.
func (c *DeviceManagerClient) ModifyCloudToDeviceConfig(ctx context.Context, req *iotpb.ModifyCloudToDeviceConfigRequest, opts ...gax.CallOption) (*iotpb.DeviceConfig, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ModifyCloudToDeviceConfig[0:len(c.CallOptions.ModifyCloudToDeviceConfig):len(c.CallOptions.ModifyCloudToDeviceConfig)], opts...)
var resp *iotpb.DeviceConfig
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.ModifyCloudToDeviceConfig(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// ListDeviceConfigVersions lists the last few versions of the device configuration in descending
// order (i.e.: newest first).
func (c *DeviceManagerClient) ListDeviceConfigVersions(ctx context.Context, req *iotpb.ListDeviceConfigVersionsRequest, opts ...gax.CallOption) (*iotpb.ListDeviceConfigVersionsResponse, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ListDeviceConfigVersions[0:len(c.CallOptions.ListDeviceConfigVersions):len(c.CallOptions.ListDeviceConfigVersions)], opts...)
var resp *iotpb.ListDeviceConfigVersionsResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.ListDeviceConfigVersions(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// ListDeviceStates lists the last few versions of the device state in descending order (i.e.:
// newest first).
func (c *DeviceManagerClient) ListDeviceStates(ctx context.Context, req *iotpb.ListDeviceStatesRequest, opts ...gax.CallOption) (*iotpb.ListDeviceStatesResponse, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ListDeviceStates[0:len(c.CallOptions.ListDeviceStates):len(c.CallOptions.ListDeviceStates)], opts...)
var resp *iotpb.ListDeviceStatesResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.ListDeviceStates(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// SetIamPolicy sets the access control policy on the specified resource. Replaces any
// existing policy.
func (c *DeviceManagerClient) SetIamPolicy(ctx context.Context, req *iampb.SetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.SetIamPolicy[0:len(c.CallOptions.SetIamPolicy):len(c.CallOptions.SetIamPolicy)], opts...)
var resp *iampb.Policy
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.SetIamPolicy(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// GetIamPolicy gets the access control policy for a resource.
// Returns an empty policy if the resource exists and does not have a policy
// set.
func (c *DeviceManagerClient) GetIamPolicy(ctx context.Context, req *iampb.GetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.GetIamPolicy[0:len(c.CallOptions.GetIamPolicy):len(c.CallOptions.GetIamPolicy)], opts...)
var resp *iampb.Policy
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.GetIamPolicy(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// TestIamPermissions returns permissions that a caller has on the specified resource.
// If the resource does not exist, this will return an empty set of
// permissions, not a NOT_FOUND error.
func (c *DeviceManagerClient) TestIamPermissions(ctx context.Context, req *iampb.TestIamPermissionsRequest, opts ...gax.CallOption) (*iampb.TestIamPermissionsResponse, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.TestIamPermissions[0:len(c.CallOptions.TestIamPermissions):len(c.CallOptions.TestIamPermissions)], opts...)
var resp *iampb.TestIamPermissionsResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.TestIamPermissions(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// SendCommandToDevice sends a command to the specified device. In order for a device to be able
// to receive commands, it must:
// 1) be connected to Cloud IoT Core using the MQTT protocol, and
// 2) be subscribed to the group of MQTT topics specified by
// /devices/{device-id}/commands/#. This subscription will receive commands
// at the top-level topic /devices/{device-id}/commands as well as commands
// for subfolders, like /devices/{device-id}/commands/subfolder.
// Note that subscribing to specific subfolders is not supported.
// If the command could not be delivered to the device, this method will
// return an error; in particular, if the device is not subscribed, this
// method will return FAILED_PRECONDITION. Otherwise, this method will
// return OK. If the subscription is QoS 1, at least once delivery will be
// guaranteed; for QoS 0, no acknowledgment will be expected from the device.
func (c *DeviceManagerClient) SendCommandToDevice(ctx context.Context, req *iotpb.SendCommandToDeviceRequest, opts ...gax.CallOption) (*iotpb.SendCommandToDeviceResponse, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.SendCommandToDevice[0:len(c.CallOptions.SendCommandToDevice):len(c.CallOptions.SendCommandToDevice)], opts...)
var resp *iotpb.SendCommandToDeviceResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.SendCommandToDevice(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// BindDeviceToGateway associates the device with the gateway.
func (c *DeviceManagerClient) BindDeviceToGateway(ctx context.Context, req *iotpb.BindDeviceToGatewayRequest, opts ...gax.CallOption) (*iotpb.BindDeviceToGatewayResponse, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.BindDeviceToGateway[0:len(c.CallOptions.BindDeviceToGateway):len(c.CallOptions.BindDeviceToGateway)], opts...)
var resp *iotpb.BindDeviceToGatewayResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.BindDeviceToGateway(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// UnbindDeviceFromGateway deletes the association between the device and the gateway.
func (c *DeviceManagerClient) UnbindDeviceFromGateway(ctx context.Context, req *iotpb.UnbindDeviceFromGatewayRequest, opts ...gax.CallOption) (*iotpb.UnbindDeviceFromGatewayResponse, error) {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.UnbindDeviceFromGateway[0:len(c.CallOptions.UnbindDeviceFromGateway):len(c.CallOptions.UnbindDeviceFromGateway)], opts...)
var resp *iotpb.UnbindDeviceFromGatewayResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.deviceManagerClient.UnbindDeviceFromGateway(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// DeviceIterator manages a stream of *iotpb.Device.
type DeviceIterator struct {
items []*iotpb.Device
pageInfo *iterator.PageInfo
nextFunc func() error
// InternalFetch is for use by the Google Cloud Libraries only.
// It is not part of the stable interface of this package.
//
// InternalFetch returns results from a single call to the underlying RPC.
// The number of results is no greater than pageSize.
// If there are no more results, nextPageToken is empty and err is nil.
InternalFetch func(pageSize int, pageToken string) (results []*iotpb.Device, nextPageToken string, err error)
}
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *DeviceIterator) PageInfo() *iterator.PageInfo {
return it.pageInfo
}
// Next returns the next result. Its second return value is iterator.Done if there are no more
// results. Once Next returns Done, all subsequent calls will return Done.
func (it *DeviceIterator) Next() (*iotpb.Device, error) {
var item *iotpb.Device
if err := it.nextFunc(); err != nil {
return item, err
}
item = it.items[0]
it.items = it.items[1:]
return item, nil
}
func (it *DeviceIterator) bufLen() int {
return len(it.items)
}
func (it *DeviceIterator) takeBuf() interface{} {
b := it.items
it.items = nil
return b
}
// DeviceRegistryIterator manages a stream of *iotpb.DeviceRegistry.
type DeviceRegistryIterator struct {
items []*iotpb.DeviceRegistry
pageInfo *iterator.PageInfo
nextFunc func() error
// InternalFetch is for use by the Google Cloud Libraries only.
// It is not part of the stable interface of this package.
//
// InternalFetch returns results from a single call to the underlying RPC.
// The number of results is no greater than pageSize.
// If there are no more results, nextPageToken is empty and err is nil.
InternalFetch func(pageSize int, pageToken string) (results []*iotpb.DeviceRegistry, nextPageToken string, err error)
}
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *DeviceRegistryIterator) PageInfo() *iterator.PageInfo {
return it.pageInfo
}
// Next returns the next result. Its second return value is iterator.Done if there are no more
// results. Once Next returns Done, all subsequent calls will return Done.
func (it *DeviceRegistryIterator) Next() (*iotpb.DeviceRegistry, error) {
var item *iotpb.DeviceRegistry
if err := it.nextFunc(); err != nil {
return item, err
}
item = it.items[0]
it.items = it.items[1:]
return item, nil
}
func (it *DeviceRegistryIterator) bufLen() int {
return len(it.items)
}
func (it *DeviceRegistryIterator) takeBuf() interface{} {
b := it.items
it.items = nil
return b
}
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