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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 monitoring
-
- import (
- "context"
- "math"
- "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"
- 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"
- )
-
- // GroupCallOptions contains the retry settings for each method of GroupClient.
- type GroupCallOptions struct {
- ListGroups []gax.CallOption
- GetGroup []gax.CallOption
- CreateGroup []gax.CallOption
- UpdateGroup []gax.CallOption
- DeleteGroup []gax.CallOption
- ListGroupMembers []gax.CallOption
- }
-
- func defaultGroupClientOptions() []option.ClientOption {
- return []option.ClientOption{
- option.WithEndpoint("monitoring.googleapis.com:443"),
- option.WithScopes(DefaultAuthScopes()...),
- }
- }
-
- func defaultGroupCallOptions() *GroupCallOptions {
- 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 &GroupCallOptions{
- ListGroups: retry[[2]string{"default", "idempotent"}],
- GetGroup: retry[[2]string{"default", "idempotent"}],
- CreateGroup: retry[[2]string{"default", "non_idempotent"}],
- UpdateGroup: retry[[2]string{"default", "idempotent"}],
- DeleteGroup: retry[[2]string{"default", "idempotent"}],
- ListGroupMembers: retry[[2]string{"default", "idempotent"}],
- }
- }
-
- // GroupClient 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 GroupClient struct {
- // The connection to the service.
- conn *grpc.ClientConn
-
- // The gRPC API client.
- groupClient monitoringpb.GroupServiceClient
-
- // The call options for this service.
- CallOptions *GroupCallOptions
-
- // The x-goog-* metadata to be sent with each request.
- xGoogMetadata metadata.MD
- }
-
- // NewGroupClient creates a new group service client.
- //
- // The Group API lets you inspect and manage your
- // groups (at #google.monitoring.v3.Group).
- //
- // A group is a named filter that is used to identify
- // a collection of monitored resources. Groups are typically used to
- // mirror the physical and/or logical topology of the environment.
- // Because group membership is computed dynamically, monitored
- // resources that are started in the future are automatically placed
- // in matching groups. By using a group to name monitored resources in,
- // for example, an alert policy, the target of that alert policy is
- // updated automatically as monitored resources are added and removed
- // from the infrastructure.
- func NewGroupClient(ctx context.Context, opts ...option.ClientOption) (*GroupClient, error) {
- conn, err := transport.DialGRPC(ctx, append(defaultGroupClientOptions(), opts...)...)
- if err != nil {
- return nil, err
- }
- c := &GroupClient{
- conn: conn,
- CallOptions: defaultGroupCallOptions(),
-
- groupClient: monitoringpb.NewGroupServiceClient(conn),
- }
- c.setGoogleClientInfo()
- return c, nil
- }
-
- // Connection returns the client's connection to the API service.
- func (c *GroupClient) 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 *GroupClient) 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 *GroupClient) 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...))
- }
-
- // ListGroups lists the existing groups.
- func (c *GroupClient) ListGroups(ctx context.Context, req *monitoringpb.ListGroupsRequest, opts ...gax.CallOption) *GroupIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListGroups[0:len(c.CallOptions.ListGroups):len(c.CallOptions.ListGroups)], opts...)
- it := &GroupIterator{}
- req = proto.Clone(req).(*monitoringpb.ListGroupsRequest)
- it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.Group, string, error) {
- var resp *monitoringpb.ListGroupsResponse
- 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.groupClient.ListGroups(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.Group, 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)
- return it
- }
-
- // GetGroup gets a single group.
- func (c *GroupClient) GetGroup(ctx context.Context, req *monitoringpb.GetGroupRequest, opts ...gax.CallOption) (*monitoringpb.Group, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.GetGroup[0:len(c.CallOptions.GetGroup):len(c.CallOptions.GetGroup)], opts...)
- var resp *monitoringpb.Group
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.groupClient.GetGroup(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // CreateGroup creates a new group.
- func (c *GroupClient) CreateGroup(ctx context.Context, req *monitoringpb.CreateGroupRequest, opts ...gax.CallOption) (*monitoringpb.Group, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.CreateGroup[0:len(c.CallOptions.CreateGroup):len(c.CallOptions.CreateGroup)], opts...)
- var resp *monitoringpb.Group
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.groupClient.CreateGroup(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // UpdateGroup updates an existing group.
- // You can change any group attributes except name.
- func (c *GroupClient) UpdateGroup(ctx context.Context, req *monitoringpb.UpdateGroupRequest, opts ...gax.CallOption) (*monitoringpb.Group, error) {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.UpdateGroup[0:len(c.CallOptions.UpdateGroup):len(c.CallOptions.UpdateGroup)], opts...)
- var resp *monitoringpb.Group
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- resp, err = c.groupClient.UpdateGroup(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, err
- }
- return resp, nil
- }
-
- // DeleteGroup deletes an existing group.
- func (c *GroupClient) DeleteGroup(ctx context.Context, req *monitoringpb.DeleteGroupRequest, opts ...gax.CallOption) error {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.DeleteGroup[0:len(c.CallOptions.DeleteGroup):len(c.CallOptions.DeleteGroup)], opts...)
- err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
- var err error
- _, err = c.groupClient.DeleteGroup(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- return err
- }
-
- // ListGroupMembers lists the monitored resources that are members of a group.
- func (c *GroupClient) ListGroupMembers(ctx context.Context, req *monitoringpb.ListGroupMembersRequest, opts ...gax.CallOption) *MonitoredResourceIterator {
- ctx = insertMetadata(ctx, c.xGoogMetadata)
- opts = append(c.CallOptions.ListGroupMembers[0:len(c.CallOptions.ListGroupMembers):len(c.CallOptions.ListGroupMembers)], opts...)
- it := &MonitoredResourceIterator{}
- req = proto.Clone(req).(*monitoringpb.ListGroupMembersRequest)
- it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoredrespb.MonitoredResource, string, error) {
- var resp *monitoringpb.ListGroupMembersResponse
- 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.groupClient.ListGroupMembers(ctx, req, settings.GRPC...)
- return err
- }, opts...)
- if err != nil {
- return nil, "", err
- }
- return resp.Members, 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)
- return it
- }
-
- // GroupIterator manages a stream of *monitoringpb.Group.
- type GroupIterator struct {
- items []*monitoringpb.Group
- 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.Group, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *GroupIterator) 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 *GroupIterator) Next() (*monitoringpb.Group, error) {
- var item *monitoringpb.Group
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *GroupIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *GroupIterator) takeBuf() interface{} {
- b := it.items
- it.items = nil
- return b
- }
-
- // MonitoredResourceIterator manages a stream of *monitoredrespb.MonitoredResource.
- type MonitoredResourceIterator struct {
- items []*monitoredrespb.MonitoredResource
- 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.MonitoredResource, nextPageToken string, err error)
- }
-
- // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
- func (it *MonitoredResourceIterator) 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 *MonitoredResourceIterator) Next() (*monitoredrespb.MonitoredResource, error) {
- var item *monitoredrespb.MonitoredResource
- if err := it.nextFunc(); err != nil {
- return item, err
- }
- item = it.items[0]
- it.items = it.items[1:]
- return item, nil
- }
-
- func (it *MonitoredResourceIterator) bufLen() int {
- return len(it.items)
- }
-
- func (it *MonitoredResourceIterator) takeBuf() interface{} {
- b := it.items
- it.items = nil
- return b
- }
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