| // Copyright 2017, Google Inc. All rights reserved. |
| // |
| // 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 |
| // |
| // http://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 logging |
| |
| 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" |
| loggingpb "google.golang.org/genproto/googleapis/logging/v2" |
| "google.golang.org/grpc" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/metadata" |
| ) |
| |
| // MetricsCallOptions contains the retry settings for each method of MetricsClient. |
| type MetricsCallOptions struct { |
| ListLogMetrics []gax.CallOption |
| GetLogMetric []gax.CallOption |
| CreateLogMetric []gax.CallOption |
| UpdateLogMetric []gax.CallOption |
| DeleteLogMetric []gax.CallOption |
| } |
| |
| func defaultMetricsClientOptions() []option.ClientOption { |
| return []option.ClientOption{ |
| option.WithEndpoint("logging.googleapis.com:443"), |
| option.WithScopes(DefaultAuthScopes()...), |
| } |
| } |
| |
| func defaultMetricsCallOptions() *MetricsCallOptions { |
| retry := map[[2]string][]gax.CallOption{ |
| {"default", "idempotent"}: { |
| gax.WithRetry(func() gax.Retryer { |
| return gax.OnCodes([]codes.Code{ |
| codes.DeadlineExceeded, |
| codes.Internal, |
| codes.Unavailable, |
| }, gax.Backoff{ |
| Initial: 100 * time.Millisecond, |
| Max: 1000 * time.Millisecond, |
| Multiplier: 1.2, |
| }) |
| }), |
| }, |
| } |
| return &MetricsCallOptions{ |
| ListLogMetrics: retry[[2]string{"default", "idempotent"}], |
| GetLogMetric: retry[[2]string{"default", "idempotent"}], |
| CreateLogMetric: retry[[2]string{"default", "non_idempotent"}], |
| UpdateLogMetric: retry[[2]string{"default", "non_idempotent"}], |
| DeleteLogMetric: retry[[2]string{"default", "idempotent"}], |
| } |
| } |
| |
| // MetricsClient is a client for interacting with Stackdriver Logging API. |
| type MetricsClient struct { |
| // The connection to the service. |
| conn *grpc.ClientConn |
| |
| // The gRPC API client. |
| metricsClient loggingpb.MetricsServiceV2Client |
| |
| // The call options for this service. |
| CallOptions *MetricsCallOptions |
| |
| // The metadata to be sent with each request. |
| Metadata metadata.MD |
| } |
| |
| // NewMetricsClient creates a new metrics service v2 client. |
| // |
| // Service for configuring logs-based metrics. |
| func NewMetricsClient(ctx context.Context, opts ...option.ClientOption) (*MetricsClient, error) { |
| conn, err := transport.DialGRPC(ctx, append(defaultMetricsClientOptions(), opts...)...) |
| if err != nil { |
| return nil, err |
| } |
| c := &MetricsClient{ |
| conn: conn, |
| CallOptions: defaultMetricsCallOptions(), |
| |
| metricsClient: loggingpb.NewMetricsServiceV2Client(conn), |
| } |
| c.SetGoogleClientInfo() |
| return c, nil |
| } |
| |
| // Connection returns the client's connection to the API service. |
| func (c *MetricsClient) 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 *MetricsClient) 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 *MetricsClient) SetGoogleClientInfo(keyval ...string) { |
| kv := append([]string{"gl-go", version.Go()}, keyval...) |
| kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version) |
| c.Metadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...)) |
| } |
| |
| // MetricsProjectPath returns the path for the project resource. |
| func MetricsProjectPath(project string) string { |
| return "" + |
| "projects/" + |
| project + |
| "" |
| } |
| |
| // MetricsMetricPath returns the path for the metric resource. |
| func MetricsMetricPath(project, metric string) string { |
| return "" + |
| "projects/" + |
| project + |
| "/metrics/" + |
| metric + |
| "" |
| } |
| |
| // ListLogMetrics lists logs-based metrics. |
| func (c *MetricsClient) ListLogMetrics(ctx context.Context, req *loggingpb.ListLogMetricsRequest, opts ...gax.CallOption) *LogMetricIterator { |
| ctx = insertMetadata(ctx, c.Metadata) |
| opts = append(c.CallOptions.ListLogMetrics[0:len(c.CallOptions.ListLogMetrics):len(c.CallOptions.ListLogMetrics)], opts...) |
| it := &LogMetricIterator{} |
| it.InternalFetch = func(pageSize int, pageToken string) ([]*loggingpb.LogMetric, string, error) { |
| var resp *loggingpb.ListLogMetricsResponse |
| 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.metricsClient.ListLogMetrics(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, "", err |
| } |
| return resp.Metrics, 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 |
| } |
| |
| // GetLogMetric gets a logs-based metric. |
| func (c *MetricsClient) GetLogMetric(ctx context.Context, req *loggingpb.GetLogMetricRequest, opts ...gax.CallOption) (*loggingpb.LogMetric, error) { |
| ctx = insertMetadata(ctx, c.Metadata) |
| opts = append(c.CallOptions.GetLogMetric[0:len(c.CallOptions.GetLogMetric):len(c.CallOptions.GetLogMetric)], opts...) |
| var resp *loggingpb.LogMetric |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.metricsClient.GetLogMetric(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // CreateLogMetric creates a logs-based metric. |
| func (c *MetricsClient) CreateLogMetric(ctx context.Context, req *loggingpb.CreateLogMetricRequest, opts ...gax.CallOption) (*loggingpb.LogMetric, error) { |
| ctx = insertMetadata(ctx, c.Metadata) |
| opts = append(c.CallOptions.CreateLogMetric[0:len(c.CallOptions.CreateLogMetric):len(c.CallOptions.CreateLogMetric)], opts...) |
| var resp *loggingpb.LogMetric |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.metricsClient.CreateLogMetric(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // UpdateLogMetric creates or updates a logs-based metric. |
| func (c *MetricsClient) UpdateLogMetric(ctx context.Context, req *loggingpb.UpdateLogMetricRequest, opts ...gax.CallOption) (*loggingpb.LogMetric, error) { |
| ctx = insertMetadata(ctx, c.Metadata) |
| opts = append(c.CallOptions.UpdateLogMetric[0:len(c.CallOptions.UpdateLogMetric):len(c.CallOptions.UpdateLogMetric)], opts...) |
| var resp *loggingpb.LogMetric |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.metricsClient.UpdateLogMetric(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // DeleteLogMetric deletes a logs-based metric. |
| func (c *MetricsClient) DeleteLogMetric(ctx context.Context, req *loggingpb.DeleteLogMetricRequest, opts ...gax.CallOption) error { |
| ctx = insertMetadata(ctx, c.Metadata) |
| opts = append(c.CallOptions.DeleteLogMetric[0:len(c.CallOptions.DeleteLogMetric):len(c.CallOptions.DeleteLogMetric)], opts...) |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| _, err = c.metricsClient.DeleteLogMetric(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| return err |
| } |
| |
| // LogMetricIterator manages a stream of *loggingpb.LogMetric. |
| type LogMetricIterator struct { |
| items []*loggingpb.LogMetric |
| 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 []*loggingpb.LogMetric, nextPageToken string, err error) |
| } |
| |
| // PageInfo supports pagination. See the google.golang.org/api/iterator package for details. |
| func (it *LogMetricIterator) 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 *LogMetricIterator) Next() (*loggingpb.LogMetric, error) { |
| var item *loggingpb.LogMetric |
| if err := it.nextFunc(); err != nil { |
| return item, err |
| } |
| item = it.items[0] |
| it.items = it.items[1:] |
| return item, nil |
| } |
| |
| func (it *LogMetricIterator) bufLen() int { |
| return len(it.items) |
| } |
| |
| func (it *LogMetricIterator) takeBuf() interface{} { |
| b := it.items |
| it.items = nil |
| return b |
| } |