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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 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"
- monitoredrespb "google.golang.org/genproto/googleapis/api/monitoredres"
- loggingpb "google.golang.org/genproto/googleapis/logging/v2"
- "google.golang.org/grpc"
- "google.golang.org/grpc/codes"
- "google.golang.org/grpc/metadata"
- )
-
- // CallOptions contains the retry settings for each method of Client.
- type CallOptions struct {
- DeleteLog []gax.CallOption
- WriteLogEntries []gax.CallOption
- ListLogEntries []gax.CallOption
- ListMonitoredResourceDescriptors []gax.CallOption
- ListLogs []gax.CallOption
- }
-
- func defaultClientOptions() []option.ClientOption {
- return []option.ClientOption{
- option.WithEndpoint("logging.googleapis.com:443"),
- option.WithScopes(DefaultAuthScopes()...),
- }
- }
-
- func defaultCallOptions() *CallOptions {
- 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,
- })
- }),
- },
- {"list", "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 &CallOptions{
- DeleteLog: retry[[2]string{"default", "idempotent"}],
- WriteLogEntries: retry[[2]string{"default", "non_idempotent"}],
- ListLogEntries: retry[[2]string{"list", "idempotent"}],
- ListMonitoredResourceDescriptors: retry[[2]string{"default", "idempotent"}],
- ListLogs: retry[[2]string{"default", "idempotent"}],
- }
- }
-
- // Client is a client for interacting with Stackdriver Logging API.
- //
- // Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
- type Client struct {
- // The connection to the service.
- conn *grpc.ClientConn
-
- // The gRPC API client.
- client loggingpb.LoggingServiceV2Client
-
- // The call options for this service.
- CallOptions *CallOptions
-
- // The x-goog-* metadata to be sent with each request.
- xGoogMetadata metadata.MD
- }
-
- // NewClient creates a new logging service v2 client.
- //
- // Service for ingesting and querying logs.
- func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
- conn, err := transport.DialGRPC(ctx, append(defaultClientOptions(), opts...)...)
- if err != nil {
- return nil, err
- }
- c := &Client{
- conn: conn,
- CallOptions: defaultCallOptions(),
-
- client: loggingpb.NewLoggingServiceV2Client(conn),
- }
- c.SetGoogleClientInfo()
- return c, nil
- }
-
- // Connection returns the client's connection to the API service.
- func (c *Client) 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 *Client) 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 *Client) 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...))
- }
-
- // DeleteLog deletes all the log entries in a log.
- // The log reappears if it receives new entries.
- // Log entries written shortly before the delete operation might not be
- // deleted.
- func (c *Client) DeleteLog(ctx context.Context, req *loggingpb.DeleteLogRequest, opts ...gax.CallOption) error {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.DeleteLog[0:len(c.CallOptions.DeleteLog):len(c.CallOptions.DeleteLog)], opts...)
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- _, err = c.client.DeleteLog(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- return err
- }
-
- // WriteLogEntries ## Log entry resources
- //
- // Writes log entries to Stackdriver Logging. This API method is the
- // only way to send log entries to Stackdriver Logging. This method
- // is used, directly or indirectly, by the Stackdriver Logging agent
- // (fluentd) and all logging libraries configured to use Stackdriver
- // Logging.
- func (c *Client) WriteLogEntries(ctx context.Context, req *loggingpb.WriteLogEntriesRequest, opts ...gax.CallOption) (*loggingpb.WriteLogEntriesResponse, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.WriteLogEntries[0:len(c.CallOptions.WriteLogEntries):len(c.CallOptions.WriteLogEntries)], opts...)
- var resp *loggingpb.WriteLogEntriesResponse
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.client.WriteLogEntries(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // ListLogEntries lists log entries. Use this method to retrieve log entries from
- // Stackdriver Logging. For ways to export log entries, see
- // Exporting Logs (at /logging/docs/export).
- func (c *Client) ListLogEntries(ctx context.Context, req *loggingpb.ListLogEntriesRequest, opts ...gax.CallOption) *LogEntryIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListLogEntries[0:len(c.CallOptions.ListLogEntries):len(c.CallOptions.ListLogEntries)], opts...)
- it := &LogEntryIterator{}
- it.InternalFetch = func(pageSize int, pageToken string) ([]*loggingpb.LogEntry, string, error) {
- var resp *loggingpb.ListLogEntriesResponse
- 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.client.ListLogEntries(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.Entries, 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
- }
-
- // ListMonitoredResourceDescriptors lists the descriptors for monitored resource types used by Stackdriver
- // Logging.
- func (c *Client) ListMonitoredResourceDescriptors(ctx context.Context, req *loggingpb.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 *loggingpb.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.client.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
- }
-
- // ListLogs lists the logs in projects, organizations, folders, or billing accounts.
- // Only logs that have entries are listed.
- func (c *Client) ListLogs(ctx context.Context, req *loggingpb.ListLogsRequest, opts ...gax.CallOption) *StringIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListLogs[0:len(c.CallOptions.ListLogs):len(c.CallOptions.ListLogs)], opts...)
- it := &StringIterator{}
- it.InternalFetch = func(pageSize int, pageToken string) ([]string, string, error) {
- var resp *loggingpb.ListLogsResponse
- 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.client.ListLogs(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.LogNames, 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
- }
-
- // LogEntryIterator manages a stream of *loggingpb.LogEntry.
- type LogEntryIterator struct {
- items []*loggingpb.LogEntry
- 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.LogEntry, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *LogEntryIterator) 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 *LogEntryIterator) Next() (*loggingpb.LogEntry, error) {
- var item *loggingpb.LogEntry
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *LogEntryIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *LogEntryIterator) 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
- }
-
- // StringIterator manages a stream of string.
- type StringIterator struct {
- items []string
- 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 []string, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *StringIterator) 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 *StringIterator) Next() (string, error) {
- var item string
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *StringIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *StringIterator) takeBuf() interface{} {
- b := it.items
- it.items = nil
- return b
- }
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