mirror of
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299 lines
9.4 KiB
Go
299 lines
9.4 KiB
Go
// Copyright 2016, Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// AUTO-GENERATED CODE. DO NOT EDIT.
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package logging
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import (
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"fmt"
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"math"
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"runtime"
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"strings"
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"time"
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gax "github.com/googleapis/gax-go"
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"golang.org/x/net/context"
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"google.golang.org/api/iterator"
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"google.golang.org/api/option"
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"google.golang.org/api/transport"
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loggingpb "google.golang.org/genproto/googleapis/logging/v2"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/metadata"
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)
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var (
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metricsParentPathTemplate = gax.MustCompilePathTemplate("projects/{project}")
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metricsMetricPathTemplate = gax.MustCompilePathTemplate("projects/{project}/metrics/{metric}")
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)
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// MetricsCallOptions contains the retry settings for each method of MetricsClient.
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type MetricsCallOptions struct {
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ListLogMetrics []gax.CallOption
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GetLogMetric []gax.CallOption
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CreateLogMetric []gax.CallOption
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UpdateLogMetric []gax.CallOption
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DeleteLogMetric []gax.CallOption
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}
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func defaultMetricsClientOptions() []option.ClientOption {
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return []option.ClientOption{
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option.WithEndpoint("logging.googleapis.com:443"),
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option.WithScopes(
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"https://www.googleapis.com/auth/cloud-platform",
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"https://www.googleapis.com/auth/cloud-platform.read-only",
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"https://www.googleapis.com/auth/logging.admin",
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"https://www.googleapis.com/auth/logging.read",
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"https://www.googleapis.com/auth/logging.write",
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),
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}
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}
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func defaultMetricsCallOptions() *MetricsCallOptions {
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retry := map[[2]string][]gax.CallOption{
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{"default", "idempotent"}: {
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gax.WithRetry(func() gax.Retryer {
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return gax.OnCodes([]codes.Code{
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codes.DeadlineExceeded,
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codes.Unavailable,
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}, gax.Backoff{
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Initial: 100 * time.Millisecond,
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Max: 1000 * time.Millisecond,
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Multiplier: 1.2,
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})
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}),
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},
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}
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return &MetricsCallOptions{
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ListLogMetrics: retry[[2]string{"default", "idempotent"}],
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GetLogMetric: retry[[2]string{"default", "idempotent"}],
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CreateLogMetric: retry[[2]string{"default", "non_idempotent"}],
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UpdateLogMetric: retry[[2]string{"default", "non_idempotent"}],
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DeleteLogMetric: retry[[2]string{"default", "idempotent"}],
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}
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}
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// MetricsClient is a client for interacting with Stackdriver Logging API.
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type MetricsClient struct {
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// The connection to the service.
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conn *grpc.ClientConn
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// The gRPC API client.
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metricsClient loggingpb.MetricsServiceV2Client
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// The call options for this service.
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CallOptions *MetricsCallOptions
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// The metadata to be sent with each request.
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metadata metadata.MD
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}
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// NewMetricsClient creates a new metrics service v2 client.
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//
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// Service for configuring logs-based metrics.
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func NewMetricsClient(ctx context.Context, opts ...option.ClientOption) (*MetricsClient, error) {
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conn, err := transport.DialGRPC(ctx, append(defaultMetricsClientOptions(), opts...)...)
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if err != nil {
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return nil, err
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}
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c := &MetricsClient{
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conn: conn,
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CallOptions: defaultMetricsCallOptions(),
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metricsClient: loggingpb.NewMetricsServiceV2Client(conn),
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}
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c.SetGoogleClientInfo("gax", gax.Version)
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return c, nil
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}
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// Connection returns the client's connection to the API service.
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func (c *MetricsClient) Connection() *grpc.ClientConn {
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return c.conn
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}
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// Close closes the connection to the API service. The user should invoke this when
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// the client is no longer required.
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func (c *MetricsClient) Close() error {
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return c.conn.Close()
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}
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// SetGoogleClientInfo sets the name and version of the application in
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// the `x-goog-api-client` header passed on each request. Intended for
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// use by Google-written clients.
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func (c *MetricsClient) SetGoogleClientInfo(name, version string) {
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goVersion := strings.Replace(runtime.Version(), " ", "_", -1)
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v := fmt.Sprintf("%s/%s %s gax/%s go/%s", name, version, gapicNameVersion, gax.Version, goVersion)
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c.metadata = metadata.Pairs("x-goog-api-client", v)
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}
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// MetricsParentPath returns the path for the parent resource.
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func MetricsParentPath(project string) string {
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path, err := metricsParentPathTemplate.Render(map[string]string{
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"project": project,
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})
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if err != nil {
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panic(err)
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}
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return path
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}
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// MetricsMetricPath returns the path for the metric resource.
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func MetricsMetricPath(project, metric string) string {
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path, err := metricsMetricPathTemplate.Render(map[string]string{
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"project": project,
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"metric": metric,
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})
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if err != nil {
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panic(err)
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}
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return path
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}
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// ListLogMetrics lists logs-based metrics.
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func (c *MetricsClient) ListLogMetrics(ctx context.Context, req *loggingpb.ListLogMetricsRequest) *LogMetricIterator {
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md, _ := metadata.FromContext(ctx)
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ctx = metadata.NewContext(ctx, metadata.Join(md, c.metadata))
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it := &LogMetricIterator{}
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it.InternalFetch = func(pageSize int, pageToken string) ([]*loggingpb.LogMetric, string, error) {
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var resp *loggingpb.ListLogMetricsResponse
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req.PageToken = pageToken
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if pageSize > math.MaxInt32 {
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req.PageSize = math.MaxInt32
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} else {
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req.PageSize = int32(pageSize)
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}
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err := gax.Invoke(ctx, func(ctx context.Context) error {
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var err error
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resp, err = c.metricsClient.ListLogMetrics(ctx, req)
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return err
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}, c.CallOptions.ListLogMetrics...)
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if err != nil {
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return nil, "", err
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}
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return resp.Metrics, resp.NextPageToken, nil
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}
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fetch := func(pageSize int, pageToken string) (string, error) {
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items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
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if err != nil {
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return "", err
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}
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it.items = append(it.items, items...)
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return nextPageToken, nil
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}
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it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
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return it
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}
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// GetLogMetric gets a logs-based metric.
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func (c *MetricsClient) GetLogMetric(ctx context.Context, req *loggingpb.GetLogMetricRequest) (*loggingpb.LogMetric, error) {
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md, _ := metadata.FromContext(ctx)
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ctx = metadata.NewContext(ctx, metadata.Join(md, c.metadata))
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var resp *loggingpb.LogMetric
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err := gax.Invoke(ctx, func(ctx context.Context) error {
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var err error
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resp, err = c.metricsClient.GetLogMetric(ctx, req)
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return err
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}, c.CallOptions.GetLogMetric...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// CreateLogMetric creates a logs-based metric.
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func (c *MetricsClient) CreateLogMetric(ctx context.Context, req *loggingpb.CreateLogMetricRequest) (*loggingpb.LogMetric, error) {
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md, _ := metadata.FromContext(ctx)
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ctx = metadata.NewContext(ctx, metadata.Join(md, c.metadata))
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var resp *loggingpb.LogMetric
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err := gax.Invoke(ctx, func(ctx context.Context) error {
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var err error
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resp, err = c.metricsClient.CreateLogMetric(ctx, req)
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return err
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}, c.CallOptions.CreateLogMetric...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// UpdateLogMetric creates or updates a logs-based metric.
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func (c *MetricsClient) UpdateLogMetric(ctx context.Context, req *loggingpb.UpdateLogMetricRequest) (*loggingpb.LogMetric, error) {
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md, _ := metadata.FromContext(ctx)
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ctx = metadata.NewContext(ctx, metadata.Join(md, c.metadata))
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var resp *loggingpb.LogMetric
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err := gax.Invoke(ctx, func(ctx context.Context) error {
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var err error
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resp, err = c.metricsClient.UpdateLogMetric(ctx, req)
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return err
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}, c.CallOptions.UpdateLogMetric...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// DeleteLogMetric deletes a logs-based metric.
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func (c *MetricsClient) DeleteLogMetric(ctx context.Context, req *loggingpb.DeleteLogMetricRequest) error {
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md, _ := metadata.FromContext(ctx)
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ctx = metadata.NewContext(ctx, metadata.Join(md, c.metadata))
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err := gax.Invoke(ctx, func(ctx context.Context) error {
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var err error
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_, err = c.metricsClient.DeleteLogMetric(ctx, req)
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return err
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}, c.CallOptions.DeleteLogMetric...)
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return err
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}
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// LogMetricIterator manages a stream of *loggingpb.LogMetric.
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type LogMetricIterator struct {
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items []*loggingpb.LogMetric
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pageInfo *iterator.PageInfo
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nextFunc func() error
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// InternalFetch is for use by the Google Cloud Libraries only.
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// It is not part of the stable interface of this package.
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//
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// InternalFetch returns results from a single call to the underlying RPC.
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// The number of results is no greater than pageSize.
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// If there are no more results, nextPageToken is empty and err is nil.
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InternalFetch func(pageSize int, pageToken string) (results []*loggingpb.LogMetric, nextPageToken string, err error)
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}
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// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
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func (it *LogMetricIterator) PageInfo() *iterator.PageInfo {
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return it.pageInfo
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}
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// Next returns the next result. Its second return value is iterator.Done if there are no more
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// results. Once Next returns Done, all subsequent calls will return Done.
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func (it *LogMetricIterator) Next() (*loggingpb.LogMetric, error) {
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var item *loggingpb.LogMetric
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if err := it.nextFunc(); err != nil {
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return item, err
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}
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item = it.items[0]
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it.items = it.items[1:]
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return item, nil
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}
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func (it *LogMetricIterator) bufLen() int {
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return len(it.items)
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}
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func (it *LogMetricIterator) takeBuf() interface{} {
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b := it.items
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it.items = nil
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return b
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}
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