cri-o/vendor/cloud.google.com/go/monitoring/apiv3/group_client.go

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// 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 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"
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"
)
var (
groupProjectPathTemplate = gax.MustCompilePathTemplate("projects/{project}")
groupGroupPathTemplate = gax.MustCompilePathTemplate("projects/{project}/groups/{group}")
)
// 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(
"https://www.googleapis.com/auth/cloud-platform",
"https://www.googleapis.com/auth/monitoring",
"https://www.googleapis.com/auth/monitoring.read",
"https://www.googleapis.com/auth/monitoring.write",
),
}
}
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,
})
}),
},
{"default", "non_idempotent"}: {
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
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.
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 metadata to be sent with each request.
xGoogHeader string
}
// NewGroupClient creates a new group service client.
//
// The Group API lets you inspect and manage your
// [groups](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", version.Go()}, keyval...)
kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", "")
c.xGoogHeader = gax.XGoogHeader(kv...)
}
// GroupProjectPath returns the path for the project resource.
func GroupProjectPath(project string) string {
path, err := groupProjectPathTemplate.Render(map[string]string{
"project": project,
})
if err != nil {
panic(err)
}
return path
}
// GroupGroupPath returns the path for the group resource.
func GroupGroupPath(project, group string) string {
path, err := groupGroupPathTemplate.Render(map[string]string{
"project": project,
"group": group,
})
if err != nil {
panic(err)
}
return path
}
// ListGroups lists the existing groups.
func (c *GroupClient) ListGroups(ctx context.Context, req *monitoringpb.ListGroupsRequest) *GroupIterator {
ctx = insertXGoog(ctx, c.xGoogHeader)
it := &GroupIterator{}
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) error {
var err error
resp, err = c.groupClient.ListGroups(ctx, req)
return err
}, c.CallOptions.ListGroups...)
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)
return it
}
// GetGroup gets a single group.
func (c *GroupClient) GetGroup(ctx context.Context, req *monitoringpb.GetGroupRequest) (*monitoringpb.Group, error) {
ctx = insertXGoog(ctx, c.xGoogHeader)
var resp *monitoringpb.Group
err := gax.Invoke(ctx, func(ctx context.Context) error {
var err error
resp, err = c.groupClient.GetGroup(ctx, req)
return err
}, c.CallOptions.GetGroup...)
if err != nil {
return nil, err
}
return resp, nil
}
// CreateGroup creates a new group.
func (c *GroupClient) CreateGroup(ctx context.Context, req *monitoringpb.CreateGroupRequest) (*monitoringpb.Group, error) {
ctx = insertXGoog(ctx, c.xGoogHeader)
var resp *monitoringpb.Group
err := gax.Invoke(ctx, func(ctx context.Context) error {
var err error
resp, err = c.groupClient.CreateGroup(ctx, req)
return err
}, c.CallOptions.CreateGroup...)
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) (*monitoringpb.Group, error) {
ctx = insertXGoog(ctx, c.xGoogHeader)
var resp *monitoringpb.Group
err := gax.Invoke(ctx, func(ctx context.Context) error {
var err error
resp, err = c.groupClient.UpdateGroup(ctx, req)
return err
}, c.CallOptions.UpdateGroup...)
if err != nil {
return nil, err
}
return resp, nil
}
// DeleteGroup deletes an existing group.
func (c *GroupClient) DeleteGroup(ctx context.Context, req *monitoringpb.DeleteGroupRequest) error {
ctx = insertXGoog(ctx, c.xGoogHeader)
err := gax.Invoke(ctx, func(ctx context.Context) error {
var err error
_, err = c.groupClient.DeleteGroup(ctx, req)
return err
}, c.CallOptions.DeleteGroup...)
return err
}
// ListGroupMembers lists the monitored resources that are members of a group.
func (c *GroupClient) ListGroupMembers(ctx context.Context, req *monitoringpb.ListGroupMembersRequest) *MonitoredResourceIterator {
ctx = insertXGoog(ctx, c.xGoogHeader)
it := &MonitoredResourceIterator{}
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) error {
var err error
resp, err = c.groupClient.ListGroupMembers(ctx, req)
return err
}, c.CallOptions.ListGroupMembers...)
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)
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
}