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- // Copyright 2018 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.
-
- // AUTO-GENERATED CODE. DO NOT EDIT.
-
- package monitoring
-
- import (
- "math"
- "time"
-
- "cloud.google.com/go/internal/version"
- gax "github.com/googleapis/gax-go"
- "golang.org/x/net/context"
- "google.golang.org/api/iterator"
- "google.golang.org/api/option"
- "google.golang.org/api/transport"
- metricpb "google.golang.org/genproto/googleapis/api/metric"
- monitoredrespb "google.golang.org/genproto/googleapis/api/monitoredres"
- monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
- "google.golang.org/grpc"
- "google.golang.org/grpc/codes"
- "google.golang.org/grpc/metadata"
- )
-
- // MetricCallOptions contains the retry settings for each method of MetricClient.
- type MetricCallOptions struct {
- ListMonitoredResourceDescriptors []gax.CallOption
- GetMonitoredResourceDescriptor []gax.CallOption
- ListMetricDescriptors []gax.CallOption
- GetMetricDescriptor []gax.CallOption
- CreateMetricDescriptor []gax.CallOption
- DeleteMetricDescriptor []gax.CallOption
- ListTimeSeries []gax.CallOption
- CreateTimeSeries []gax.CallOption
- }
-
- func defaultMetricClientOptions() []option.ClientOption {
- return []option.ClientOption{
- option.WithEndpoint("monitoring.googleapis.com:443"),
- option.WithScopes(DefaultAuthScopes()...),
- }
- }
-
- func defaultMetricCallOptions() *MetricCallOptions {
- 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,
- })
- }),
- },
- }
- return &MetricCallOptions{
- ListMonitoredResourceDescriptors: retry[[2]string{"default", "idempotent"}],
- GetMonitoredResourceDescriptor: retry[[2]string{"default", "idempotent"}],
- ListMetricDescriptors: retry[[2]string{"default", "idempotent"}],
- GetMetricDescriptor: retry[[2]string{"default", "idempotent"}],
- CreateMetricDescriptor: retry[[2]string{"default", "non_idempotent"}],
- DeleteMetricDescriptor: retry[[2]string{"default", "idempotent"}],
- ListTimeSeries: retry[[2]string{"default", "idempotent"}],
- CreateTimeSeries: retry[[2]string{"default", "non_idempotent"}],
- }
- }
-
- // MetricClient is a client for interacting with Stackdriver Monitoring API.
- //
- // Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
- type MetricClient struct {
- // The connection to the service.
- conn *grpc.ClientConn
-
- // The gRPC API client.
- metricClient monitoringpb.MetricServiceClient
-
- // The call options for this service.
- CallOptions *MetricCallOptions
-
- // The x-goog-* metadata to be sent with each request.
- xGoogMetadata metadata.MD
- }
-
- // NewMetricClient creates a new metric service client.
- //
- // Manages metric descriptors, monitored resource descriptors, and
- // time series data.
- func NewMetricClient(ctx context.Context, opts ...option.ClientOption) (*MetricClient, error) {
- conn, err := transport.DialGRPC(ctx, append(defaultMetricClientOptions(), opts...)...)
- if err != nil {
- return nil, err
- }
- c := &MetricClient{
- conn: conn,
- CallOptions: defaultMetricCallOptions(),
-
- metricClient: monitoringpb.NewMetricServiceClient(conn),
- }
- c.setGoogleClientInfo()
- return c, nil
- }
-
- // Connection returns the client's connection to the API service.
- func (c *MetricClient) 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 *MetricClient) 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 *MetricClient) setGoogleClientInfo(keyval ...string) {
- kv := append([]string{"gl-go", version.Go()}, keyval...)
- kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
- c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
- }
-
- // ListMonitoredResourceDescriptors lists monitored resource descriptors that match a filter. This method does not require a Stackdriver account.
- func (c *MetricClient) ListMonitoredResourceDescriptors(ctx context.Context, req *monitoringpb.ListMonitoredResourceDescriptorsRequest, opts ...gax.CallOption) *MonitoredResourceDescriptorIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListMonitoredResourceDescriptors[0:len(c.CallOptions.ListMonitoredResourceDescriptors):len(c.CallOptions.ListMonitoredResourceDescriptors)], opts...)
- it := &MonitoredResourceDescriptorIterator{}
- it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoredrespb.MonitoredResourceDescriptor, string, error) {
- var resp *monitoringpb.ListMonitoredResourceDescriptorsResponse
- 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.metricClient.ListMonitoredResourceDescriptors(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.ResourceDescriptors, 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)
- return it
- }
-
- // GetMonitoredResourceDescriptor gets a single monitored resource descriptor. This method does not require a Stackdriver account.
- func (c *MetricClient) GetMonitoredResourceDescriptor(ctx context.Context, req *monitoringpb.GetMonitoredResourceDescriptorRequest, opts ...gax.CallOption) (*monitoredrespb.MonitoredResourceDescriptor, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.GetMonitoredResourceDescriptor[0:len(c.CallOptions.GetMonitoredResourceDescriptor):len(c.CallOptions.GetMonitoredResourceDescriptor)], opts...)
- var resp *monitoredrespb.MonitoredResourceDescriptor
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.metricClient.GetMonitoredResourceDescriptor(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // ListMetricDescriptors lists metric descriptors that match a filter. This method does not require a Stackdriver account.
- func (c *MetricClient) ListMetricDescriptors(ctx context.Context, req *monitoringpb.ListMetricDescriptorsRequest, opts ...gax.CallOption) *MetricDescriptorIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListMetricDescriptors[0:len(c.CallOptions.ListMetricDescriptors):len(c.CallOptions.ListMetricDescriptors)], opts...)
- it := &MetricDescriptorIterator{}
- it.InternalFetch = func(pageSize int, pageToken string) ([]*metricpb.MetricDescriptor, string, error) {
- var resp *monitoringpb.ListMetricDescriptorsResponse
- 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.metricClient.ListMetricDescriptors(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.MetricDescriptors, 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)
- return it
- }
-
- // GetMetricDescriptor gets a single metric descriptor. This method does not require a Stackdriver account.
- func (c *MetricClient) GetMetricDescriptor(ctx context.Context, req *monitoringpb.GetMetricDescriptorRequest, opts ...gax.CallOption) (*metricpb.MetricDescriptor, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.GetMetricDescriptor[0:len(c.CallOptions.GetMetricDescriptor):len(c.CallOptions.GetMetricDescriptor)], opts...)
- var resp *metricpb.MetricDescriptor
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.metricClient.GetMetricDescriptor(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // CreateMetricDescriptor creates a new metric descriptor.
- // User-created metric descriptors define
- // custom metrics (at /monitoring/custom-metrics).
- func (c *MetricClient) CreateMetricDescriptor(ctx context.Context, req *monitoringpb.CreateMetricDescriptorRequest, opts ...gax.CallOption) (*metricpb.MetricDescriptor, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.CreateMetricDescriptor[0:len(c.CallOptions.CreateMetricDescriptor):len(c.CallOptions.CreateMetricDescriptor)], opts...)
- var resp *metricpb.MetricDescriptor
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.metricClient.CreateMetricDescriptor(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // DeleteMetricDescriptor deletes a metric descriptor. Only user-created
- // custom metrics (at /monitoring/custom-metrics) can be deleted.
- func (c *MetricClient) DeleteMetricDescriptor(ctx context.Context, req *monitoringpb.DeleteMetricDescriptorRequest, opts ...gax.CallOption) error {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.DeleteMetricDescriptor[0:len(c.CallOptions.DeleteMetricDescriptor):len(c.CallOptions.DeleteMetricDescriptor)], opts...)
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- _, err = c.metricClient.DeleteMetricDescriptor(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- return err
- }
-
- // ListTimeSeries lists time series that match a filter. This method does not require a Stackdriver account.
- func (c *MetricClient) ListTimeSeries(ctx context.Context, req *monitoringpb.ListTimeSeriesRequest, opts ...gax.CallOption) *TimeSeriesIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListTimeSeries[0:len(c.CallOptions.ListTimeSeries):len(c.CallOptions.ListTimeSeries)], opts...)
- it := &TimeSeriesIterator{}
- it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.TimeSeries, string, error) {
- var resp *monitoringpb.ListTimeSeriesResponse
- 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.metricClient.ListTimeSeries(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.TimeSeries, 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)
- return it
- }
-
- // CreateTimeSeries creates or adds data to one or more time series.
- // The response is empty if all time series in the request were written.
- // If any time series could not be written, a corresponding failure message is
- // included in the error response.
- func (c *MetricClient) CreateTimeSeries(ctx context.Context, req *monitoringpb.CreateTimeSeriesRequest, opts ...gax.CallOption) error {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.CreateTimeSeries[0:len(c.CallOptions.CreateTimeSeries):len(c.CallOptions.CreateTimeSeries)], opts...)
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- _, err = c.metricClient.CreateTimeSeries(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- return err
- }
-
- // MetricDescriptorIterator manages a stream of *metricpb.MetricDescriptor.
- type MetricDescriptorIterator struct {
- items []*metricpb.MetricDescriptor
- 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 []*metricpb.MetricDescriptor, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *MetricDescriptorIterator) 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 *MetricDescriptorIterator) Next() (*metricpb.MetricDescriptor, error) {
- var item *metricpb.MetricDescriptor
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *MetricDescriptorIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *MetricDescriptorIterator) takeBuf() interface{} {
- b := it.items
- it.items = nil
- return b
- }
-
- // MonitoredResourceDescriptorIterator manages a stream of *monitoredrespb.MonitoredResourceDescriptor.
- type MonitoredResourceDescriptorIterator struct {
- items []*monitoredrespb.MonitoredResourceDescriptor
- 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 []*monitoredrespb.MonitoredResourceDescriptor, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *MonitoredResourceDescriptorIterator) 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 *MonitoredResourceDescriptorIterator) Next() (*monitoredrespb.MonitoredResourceDescriptor, error) {
- var item *monitoredrespb.MonitoredResourceDescriptor
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *MonitoredResourceDescriptorIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *MonitoredResourceDescriptorIterator) takeBuf() interface{} {
- b := it.items
- it.items = nil
- return b
- }
-
- // TimeSeriesIterator manages a stream of *monitoringpb.TimeSeries.
- type TimeSeriesIterator struct {
- items []*monitoringpb.TimeSeries
- 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 []*monitoringpb.TimeSeries, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *TimeSeriesIterator) 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 *TimeSeriesIterator) Next() (*monitoringpb.TimeSeries, error) {
- var item *monitoringpb.TimeSeries
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *TimeSeriesIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *TimeSeriesIterator) takeBuf() interface{} {
- b := it.items
- it.items = nil
- return b
- }
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