initial commit

Signed-off-by: Derek McQuay <derekmcquay@gmail.com>

vendor/cloud.google.com/go/monitoring/apiv3/ListMonitoredResourceDescriptors_smoke_test.go

@@ -0,0 +1,67 @@
+// 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 monitoring
+
+import (
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+)
+
+import (
+	"fmt"
+	"strconv"
+	"testing"
+	"time"
+
+	"cloud.google.com/go/internal/testutil"
+	"golang.org/x/net/context"
+	"google.golang.org/api/iterator"
+	"google.golang.org/api/option"
+)
+
+var _ = fmt.Sprintf
+var _ = iterator.Done
+var _ = strconv.FormatUint
+var _ = time.Now
+
+func TestMetricServiceSmoke(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping smoke test in short mode")
+	}
+	ctx := context.Background()
+	ts := testutil.TokenSource(ctx, DefaultAuthScopes()...)
+	if ts == nil {
+		t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
+	}
+
+	projectId := testutil.ProjID()
+	_ = projectId
+
+	c, err := NewMetricClient(ctx, option.WithTokenSource(ts))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var formattedName string = fmt.Sprintf("projects/%s", projectId)
+	var request = &monitoringpb.ListMonitoredResourceDescriptorsRequest{
+		Name: formattedName,
+	}
+
+	iter := c.ListMonitoredResourceDescriptors(ctx, request)
+	if _, err := iter.Next(); err != nil && err != iterator.Done {
+		t.Error(err)
+	}
+}

vendor/cloud.google.com/go/monitoring/apiv3/alert_policy_client.go

@@ -0,0 +1,274 @@
+// 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 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"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+)
+
+// AlertPolicyCallOptions contains the retry settings for each method of AlertPolicyClient.
+type AlertPolicyCallOptions struct {
+	ListAlertPolicies []gax.CallOption
+	GetAlertPolicy    []gax.CallOption
+	CreateAlertPolicy []gax.CallOption
+	DeleteAlertPolicy []gax.CallOption
+	UpdateAlertPolicy []gax.CallOption
+}
+
+func defaultAlertPolicyClientOptions() []option.ClientOption {
+	return []option.ClientOption{
+		option.WithEndpoint("monitoring.googleapis.com:443"),
+		option.WithScopes(DefaultAuthScopes()...),
+	}
+}
+
+func defaultAlertPolicyCallOptions() *AlertPolicyCallOptions {
+	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 &AlertPolicyCallOptions{
+		ListAlertPolicies: retry[[2]string{"default", "idempotent"}],
+		GetAlertPolicy:    retry[[2]string{"default", "idempotent"}],
+		CreateAlertPolicy: retry[[2]string{"default", "non_idempotent"}],
+		DeleteAlertPolicy: retry[[2]string{"default", "idempotent"}],
+		UpdateAlertPolicy: retry[[2]string{"default", "non_idempotent"}],
+	}
+}
+
+// AlertPolicyClient is a client for interacting with Stackdriver Monitoring API.
+type AlertPolicyClient struct {
+	// The connection to the service.
+	conn *grpc.ClientConn
+
+	// The gRPC API client.
+	alertPolicyClient monitoringpb.AlertPolicyServiceClient
+
+	// The call options for this service.
+	CallOptions *AlertPolicyCallOptions
+
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
+}
+
+// NewAlertPolicyClient creates a new alert policy service client.
+//
+// The AlertPolicyService API is used to manage (list, create, delete,
+// edit) alert policies in Stackdriver Monitoring. An alerting policy is
+// a description of the conditions under which some aspect of your
+// system is considered to be "unhealthy" and the ways to notify
+// people or services about this state. In addition to using this API, alert
+// policies can also be managed through
+// Stackdriver Monitoring (at https://cloud.google.com/monitoring/docs/),
+// which can be reached by clicking the "Monitoring" tab in
+// Cloud Console (at https://console.cloud.google.com/).
+func NewAlertPolicyClient(ctx context.Context, opts ...option.ClientOption) (*AlertPolicyClient, error) {
+	conn, err := transport.DialGRPC(ctx, append(defaultAlertPolicyClientOptions(), opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	c := &AlertPolicyClient{
+		conn:        conn,
+		CallOptions: defaultAlertPolicyCallOptions(),
+
+		alertPolicyClient: monitoringpb.NewAlertPolicyServiceClient(conn),
+	}
+	c.setGoogleClientInfo()
+	return c, nil
+}
+
+// Connection returns the client's connection to the API service.
+func (c *AlertPolicyClient) 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 *AlertPolicyClient) 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 *AlertPolicyClient) 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...))
+}
+
+// ListAlertPolicies lists the existing alerting policies for the project.
+func (c *AlertPolicyClient) ListAlertPolicies(ctx context.Context, req *monitoringpb.ListAlertPoliciesRequest, opts ...gax.CallOption) *AlertPolicyIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListAlertPolicies[0:len(c.CallOptions.ListAlertPolicies):len(c.CallOptions.ListAlertPolicies)], opts...)
+	it := &AlertPolicyIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.AlertPolicy, string, error) {
+		var resp *monitoringpb.ListAlertPoliciesResponse
+		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.alertPolicyClient.ListAlertPolicies(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.AlertPolicies, 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
+}
+
+// GetAlertPolicy gets a single alerting policy.
+func (c *AlertPolicyClient) GetAlertPolicy(ctx context.Context, req *monitoringpb.GetAlertPolicyRequest, opts ...gax.CallOption) (*monitoringpb.AlertPolicy, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.GetAlertPolicy[0:len(c.CallOptions.GetAlertPolicy):len(c.CallOptions.GetAlertPolicy)], opts...)
+	var resp *monitoringpb.AlertPolicy
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.alertPolicyClient.GetAlertPolicy(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// CreateAlertPolicy creates a new alerting policy.
+func (c *AlertPolicyClient) CreateAlertPolicy(ctx context.Context, req *monitoringpb.CreateAlertPolicyRequest, opts ...gax.CallOption) (*monitoringpb.AlertPolicy, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.CreateAlertPolicy[0:len(c.CallOptions.CreateAlertPolicy):len(c.CallOptions.CreateAlertPolicy)], opts...)
+	var resp *monitoringpb.AlertPolicy
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.alertPolicyClient.CreateAlertPolicy(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// DeleteAlertPolicy deletes an alerting policy.
+func (c *AlertPolicyClient) DeleteAlertPolicy(ctx context.Context, req *monitoringpb.DeleteAlertPolicyRequest, opts ...gax.CallOption) error {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.DeleteAlertPolicy[0:len(c.CallOptions.DeleteAlertPolicy):len(c.CallOptions.DeleteAlertPolicy)], opts...)
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		_, err = c.alertPolicyClient.DeleteAlertPolicy(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	return err
+}
+
+// UpdateAlertPolicy updates an alerting policy. You can either replace the entire policy with
+// a new one or replace only certain fields in the current alerting policy by
+// specifying the fields to be updated via updateMask. Returns the
+// updated alerting policy.
+func (c *AlertPolicyClient) UpdateAlertPolicy(ctx context.Context, req *monitoringpb.UpdateAlertPolicyRequest, opts ...gax.CallOption) (*monitoringpb.AlertPolicy, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.UpdateAlertPolicy[0:len(c.CallOptions.UpdateAlertPolicy):len(c.CallOptions.UpdateAlertPolicy)], opts...)
+	var resp *monitoringpb.AlertPolicy
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.alertPolicyClient.UpdateAlertPolicy(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AlertPolicyIterator manages a stream of *monitoringpb.AlertPolicy.
+type AlertPolicyIterator struct {
+	items    []*monitoringpb.AlertPolicy
+	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.AlertPolicy, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *AlertPolicyIterator) 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 *AlertPolicyIterator) Next() (*monitoringpb.AlertPolicy, error) {
+	var item *monitoringpb.AlertPolicy
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *AlertPolicyIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *AlertPolicyIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}

vendor/cloud.google.com/go/monitoring/apiv3/alert_policy_client_example_test.go

@@ -0,0 +1,128 @@
+// 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 monitoring_test
+
+import (
+	"cloud.google.com/go/monitoring/apiv3"
+	"golang.org/x/net/context"
+	"google.golang.org/api/iterator"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+)
+
+func ExampleNewAlertPolicyClient() {
+	ctx := context.Background()
+	c, err := monitoring.NewAlertPolicyClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use client.
+	_ = c
+}
+
+func ExampleAlertPolicyClient_ListAlertPolicies() {
+	ctx := context.Background()
+	c, err := monitoring.NewAlertPolicyClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListAlertPoliciesRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListAlertPolicies(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleAlertPolicyClient_GetAlertPolicy() {
+	ctx := context.Background()
+	c, err := monitoring.NewAlertPolicyClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetAlertPolicyRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetAlertPolicy(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleAlertPolicyClient_CreateAlertPolicy() {
+	ctx := context.Background()
+	c, err := monitoring.NewAlertPolicyClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.CreateAlertPolicyRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.CreateAlertPolicy(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleAlertPolicyClient_DeleteAlertPolicy() {
+	ctx := context.Background()
+	c, err := monitoring.NewAlertPolicyClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.DeleteAlertPolicyRequest{
+		// TODO: Fill request struct fields.
+	}
+	err = c.DeleteAlertPolicy(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+}
+
+func ExampleAlertPolicyClient_UpdateAlertPolicy() {
+	ctx := context.Background()
+	c, err := monitoring.NewAlertPolicyClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.UpdateAlertPolicyRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.UpdateAlertPolicy(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}

vendor/cloud.google.com/go/monitoring/apiv3/doc.go

@@ -0,0 +1,51 @@
+// 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 monitoring is an auto-generated package for the
+// Stackdriver Monitoring API.
+//
+//   NOTE: This package is in alpha. It is not stable, and is likely to change.
+//
+// Manages your Stackdriver Monitoring data and configurations. Most projects
+// must be associated with a Stackdriver account, with a few exceptions as
+// noted on the individual method pages.
+package monitoring // import "cloud.google.com/go/monitoring/apiv3"
+
+import (
+	"golang.org/x/net/context"
+	"google.golang.org/grpc/metadata"
+)
+
+func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
+	out, _ := metadata.FromOutgoingContext(ctx)
+	out = out.Copy()
+	for _, md := range mds {
+		for k, v := range md {
+			out[k] = append(out[k], v...)
+		}
+	}
+	return metadata.NewOutgoingContext(ctx, out)
+}
+
+// DefaultAuthScopes reports the default set of authentication scopes to use with this package.
+func DefaultAuthScopes() []string {
+	return []string{
+		"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",
+	}
+}

vendor/cloud.google.com/go/monitoring/apiv3/group_client.go

@@ -0,0 +1,355 @@
+// 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 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"
+	"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.
+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", 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...))
+}
+
+// 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{}
+	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)
+	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{}
+	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)
+	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
+}

vendor/cloud.google.com/go/monitoring/apiv3/group_client_example_test.go

@@ -0,0 +1,152 @@
+// 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 monitoring_test
+
+import (
+	"cloud.google.com/go/monitoring/apiv3"
+	"golang.org/x/net/context"
+	"google.golang.org/api/iterator"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+)
+
+func ExampleNewGroupClient() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use client.
+	_ = c
+}
+
+func ExampleGroupClient_ListGroups() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListGroupsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListGroups(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleGroupClient_GetGroup() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetGroupRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetGroup(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleGroupClient_CreateGroup() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.CreateGroupRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.CreateGroup(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleGroupClient_UpdateGroup() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.UpdateGroupRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.UpdateGroup(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleGroupClient_DeleteGroup() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.DeleteGroupRequest{
+		// TODO: Fill request struct fields.
+	}
+	err = c.DeleteGroup(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+}
+
+func ExampleGroupClient_ListGroupMembers() {
+	ctx := context.Background()
+	c, err := monitoring.NewGroupClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListGroupMembersRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListGroupMembers(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}

vendor/cloud.google.com/go/monitoring/apiv3/metric_client.go

@@ -0,0 +1,444 @@
+// 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 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"
+	metricpb "google.golang.org/genproto/googleapis/api/metric"
+	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"
+)
+
+// MetricCallOptions contains the retry settings for each method of MetricClient.
+type MetricCallOptions struct {
+	ListMonitoredResourceDescriptors []gax.CallOption
+	GetMonitoredResourceDescriptor   []gax.CallOption
+	ListMetricDescriptors            []gax.CallOption
+	GetMetricDescriptor              []gax.CallOption
+	CreateMetricDescriptor           []gax.CallOption
+	DeleteMetricDescriptor           []gax.CallOption
+	ListTimeSeries                   []gax.CallOption
+	CreateTimeSeries                 []gax.CallOption
+}
+
+func defaultMetricClientOptions() []option.ClientOption {
+	return []option.ClientOption{
+		option.WithEndpoint("monitoring.googleapis.com:443"),
+		option.WithScopes(DefaultAuthScopes()...),
+	}
+}
+
+func defaultMetricCallOptions() *MetricCallOptions {
+	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 &MetricCallOptions{
+		ListMonitoredResourceDescriptors: retry[[2]string{"default", "idempotent"}],
+		GetMonitoredResourceDescriptor:   retry[[2]string{"default", "idempotent"}],
+		ListMetricDescriptors:            retry[[2]string{"default", "idempotent"}],
+		GetMetricDescriptor:              retry[[2]string{"default", "idempotent"}],
+		CreateMetricDescriptor:           retry[[2]string{"default", "non_idempotent"}],
+		DeleteMetricDescriptor:           retry[[2]string{"default", "idempotent"}],
+		ListTimeSeries:                   retry[[2]string{"default", "idempotent"}],
+		CreateTimeSeries:                 retry[[2]string{"default", "non_idempotent"}],
+	}
+}
+
+// MetricClient is a client for interacting with Stackdriver Monitoring API.
+type MetricClient struct {
+	// The connection to the service.
+	conn *grpc.ClientConn
+
+	// The gRPC API client.
+	metricClient monitoringpb.MetricServiceClient
+
+	// The call options for this service.
+	CallOptions *MetricCallOptions
+
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
+}
+
+// NewMetricClient creates a new metric service client.
+//
+// Manages metric descriptors, monitored resource descriptors, and
+// time series data.
+func NewMetricClient(ctx context.Context, opts ...option.ClientOption) (*MetricClient, error) {
+	conn, err := transport.DialGRPC(ctx, append(defaultMetricClientOptions(), opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	c := &MetricClient{
+		conn:        conn,
+		CallOptions: defaultMetricCallOptions(),
+
+		metricClient: monitoringpb.NewMetricServiceClient(conn),
+	}
+	c.setGoogleClientInfo()
+	return c, nil
+}
+
+// Connection returns the client's connection to the API service.
+func (c *MetricClient) 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 *MetricClient) 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 *MetricClient) 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...))
+}
+
+// ListMonitoredResourceDescriptors lists monitored resource descriptors that match a filter. This method does not require a Stackdriver account.
+func (c *MetricClient) ListMonitoredResourceDescriptors(ctx context.Context, req *monitoringpb.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 *monitoringpb.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.metricClient.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
+}
+
+// GetMonitoredResourceDescriptor gets a single monitored resource descriptor. This method does not require a Stackdriver account.
+func (c *MetricClient) GetMonitoredResourceDescriptor(ctx context.Context, req *monitoringpb.GetMonitoredResourceDescriptorRequest, opts ...gax.CallOption) (*monitoredrespb.MonitoredResourceDescriptor, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.GetMonitoredResourceDescriptor[0:len(c.CallOptions.GetMonitoredResourceDescriptor):len(c.CallOptions.GetMonitoredResourceDescriptor)], opts...)
+	var resp *monitoredrespb.MonitoredResourceDescriptor
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.metricClient.GetMonitoredResourceDescriptor(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// ListMetricDescriptors lists metric descriptors that match a filter. This method does not require a Stackdriver account.
+func (c *MetricClient) ListMetricDescriptors(ctx context.Context, req *monitoringpb.ListMetricDescriptorsRequest, opts ...gax.CallOption) *MetricDescriptorIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListMetricDescriptors[0:len(c.CallOptions.ListMetricDescriptors):len(c.CallOptions.ListMetricDescriptors)], opts...)
+	it := &MetricDescriptorIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*metricpb.MetricDescriptor, string, error) {
+		var resp *monitoringpb.ListMetricDescriptorsResponse
+		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.metricClient.ListMetricDescriptors(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.MetricDescriptors, 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
+}
+
+// GetMetricDescriptor gets a single metric descriptor. This method does not require a Stackdriver account.
+func (c *MetricClient) GetMetricDescriptor(ctx context.Context, req *monitoringpb.GetMetricDescriptorRequest, opts ...gax.CallOption) (*metricpb.MetricDescriptor, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.GetMetricDescriptor[0:len(c.CallOptions.GetMetricDescriptor):len(c.CallOptions.GetMetricDescriptor)], opts...)
+	var resp *metricpb.MetricDescriptor
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.metricClient.GetMetricDescriptor(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// CreateMetricDescriptor creates a new metric descriptor.
+// User-created metric descriptors define
+// custom metrics (at /monitoring/custom-metrics).
+func (c *MetricClient) CreateMetricDescriptor(ctx context.Context, req *monitoringpb.CreateMetricDescriptorRequest, opts ...gax.CallOption) (*metricpb.MetricDescriptor, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.CreateMetricDescriptor[0:len(c.CallOptions.CreateMetricDescriptor):len(c.CallOptions.CreateMetricDescriptor)], opts...)
+	var resp *metricpb.MetricDescriptor
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.metricClient.CreateMetricDescriptor(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// DeleteMetricDescriptor deletes a metric descriptor. Only user-created
+// custom metrics (at /monitoring/custom-metrics) can be deleted.
+func (c *MetricClient) DeleteMetricDescriptor(ctx context.Context, req *monitoringpb.DeleteMetricDescriptorRequest, opts ...gax.CallOption) error {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.DeleteMetricDescriptor[0:len(c.CallOptions.DeleteMetricDescriptor):len(c.CallOptions.DeleteMetricDescriptor)], opts...)
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		_, err = c.metricClient.DeleteMetricDescriptor(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	return err
+}
+
+// ListTimeSeries lists time series that match a filter. This method does not require a Stackdriver account.
+func (c *MetricClient) ListTimeSeries(ctx context.Context, req *monitoringpb.ListTimeSeriesRequest, opts ...gax.CallOption) *TimeSeriesIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListTimeSeries[0:len(c.CallOptions.ListTimeSeries):len(c.CallOptions.ListTimeSeries)], opts...)
+	it := &TimeSeriesIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.TimeSeries, string, error) {
+		var resp *monitoringpb.ListTimeSeriesResponse
+		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.metricClient.ListTimeSeries(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.TimeSeries, 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
+}
+
+// CreateTimeSeries creates or adds data to one or more time series.
+// The response is empty if all time series in the request were written.
+// If any time series could not be written, a corresponding failure message is
+// included in the error response.
+func (c *MetricClient) CreateTimeSeries(ctx context.Context, req *monitoringpb.CreateTimeSeriesRequest, opts ...gax.CallOption) error {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.CreateTimeSeries[0:len(c.CallOptions.CreateTimeSeries):len(c.CallOptions.CreateTimeSeries)], opts...)
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		_, err = c.metricClient.CreateTimeSeries(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	return err
+}
+
+// MetricDescriptorIterator manages a stream of *metricpb.MetricDescriptor.
+type MetricDescriptorIterator struct {
+	items    []*metricpb.MetricDescriptor
+	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 []*metricpb.MetricDescriptor, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *MetricDescriptorIterator) 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 *MetricDescriptorIterator) Next() (*metricpb.MetricDescriptor, error) {
+	var item *metricpb.MetricDescriptor
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *MetricDescriptorIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *MetricDescriptorIterator) 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
+}
+
+// TimeSeriesIterator manages a stream of *monitoringpb.TimeSeries.
+type TimeSeriesIterator struct {
+	items    []*monitoringpb.TimeSeries
+	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.TimeSeries, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *TimeSeriesIterator) 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 *TimeSeriesIterator) Next() (*monitoringpb.TimeSeries, error) {
+	var item *monitoringpb.TimeSeries
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *TimeSeriesIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *TimeSeriesIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}

vendor/cloud.google.com/go/monitoring/apiv3/metric_client_example_test.go

@@ -0,0 +1,192 @@
+// 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 monitoring_test
+
+import (
+	"cloud.google.com/go/monitoring/apiv3"
+	"golang.org/x/net/context"
+	"google.golang.org/api/iterator"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+)
+
+func ExampleNewMetricClient() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use client.
+	_ = c
+}
+
+func ExampleMetricClient_ListMonitoredResourceDescriptors() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListMonitoredResourceDescriptorsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListMonitoredResourceDescriptors(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleMetricClient_GetMonitoredResourceDescriptor() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetMonitoredResourceDescriptorRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetMonitoredResourceDescriptor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleMetricClient_ListMetricDescriptors() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListMetricDescriptorsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListMetricDescriptors(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleMetricClient_GetMetricDescriptor() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetMetricDescriptorRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetMetricDescriptor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleMetricClient_CreateMetricDescriptor() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.CreateMetricDescriptorRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.CreateMetricDescriptor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleMetricClient_DeleteMetricDescriptor() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.DeleteMetricDescriptorRequest{
+		// TODO: Fill request struct fields.
+	}
+	err = c.DeleteMetricDescriptor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+}
+
+func ExampleMetricClient_ListTimeSeries() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListTimeSeriesRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListTimeSeries(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleMetricClient_CreateTimeSeries() {
+	ctx := context.Background()
+	c, err := monitoring.NewMetricClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.CreateTimeSeriesRequest{
+		// TODO: Fill request struct fields.
+	}
+	err = c.CreateTimeSeries(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+}

vendor/cloud.google.com/go/monitoring/apiv3/notification_channel_client.go

@@ -0,0 +1,369 @@
+// 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 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"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+)
+
+// NotificationChannelCallOptions contains the retry settings for each method of NotificationChannelClient.
+type NotificationChannelCallOptions struct {
+	ListNotificationChannelDescriptors []gax.CallOption
+	GetNotificationChannelDescriptor   []gax.CallOption
+	ListNotificationChannels           []gax.CallOption
+	GetNotificationChannel             []gax.CallOption
+	CreateNotificationChannel          []gax.CallOption
+	UpdateNotificationChannel          []gax.CallOption
+	DeleteNotificationChannel          []gax.CallOption
+}
+
+func defaultNotificationChannelClientOptions() []option.ClientOption {
+	return []option.ClientOption{
+		option.WithEndpoint("monitoring.googleapis.com:443"),
+		option.WithScopes(DefaultAuthScopes()...),
+	}
+}
+
+func defaultNotificationChannelCallOptions() *NotificationChannelCallOptions {
+	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 &NotificationChannelCallOptions{
+		ListNotificationChannelDescriptors: retry[[2]string{"default", "idempotent"}],
+		GetNotificationChannelDescriptor:   retry[[2]string{"default", "idempotent"}],
+		ListNotificationChannels:           retry[[2]string{"default", "idempotent"}],
+		GetNotificationChannel:             retry[[2]string{"default", "idempotent"}],
+		CreateNotificationChannel:          retry[[2]string{"default", "non_idempotent"}],
+		UpdateNotificationChannel:          retry[[2]string{"default", "non_idempotent"}],
+		DeleteNotificationChannel:          retry[[2]string{"default", "idempotent"}],
+	}
+}
+
+// NotificationChannelClient is a client for interacting with Stackdriver Monitoring API.
+type NotificationChannelClient struct {
+	// The connection to the service.
+	conn *grpc.ClientConn
+
+	// The gRPC API client.
+	notificationChannelClient monitoringpb.NotificationChannelServiceClient
+
+	// The call options for this service.
+	CallOptions *NotificationChannelCallOptions
+
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
+}
+
+// NewNotificationChannelClient creates a new notification channel service client.
+//
+// The Notification Channel API provides access to configuration that
+// controls how messages related to incidents are sent.
+func NewNotificationChannelClient(ctx context.Context, opts ...option.ClientOption) (*NotificationChannelClient, error) {
+	conn, err := transport.DialGRPC(ctx, append(defaultNotificationChannelClientOptions(), opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	c := &NotificationChannelClient{
+		conn:        conn,
+		CallOptions: defaultNotificationChannelCallOptions(),
+
+		notificationChannelClient: monitoringpb.NewNotificationChannelServiceClient(conn),
+	}
+	c.setGoogleClientInfo()
+	return c, nil
+}
+
+// Connection returns the client's connection to the API service.
+func (c *NotificationChannelClient) 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 *NotificationChannelClient) 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 *NotificationChannelClient) 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...))
+}
+
+// ListNotificationChannelDescriptors lists the descriptors for supported channel types. The use of descriptors
+// makes it possible for new channel types to be dynamically added.
+func (c *NotificationChannelClient) ListNotificationChannelDescriptors(ctx context.Context, req *monitoringpb.ListNotificationChannelDescriptorsRequest, opts ...gax.CallOption) *NotificationChannelDescriptorIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListNotificationChannelDescriptors[0:len(c.CallOptions.ListNotificationChannelDescriptors):len(c.CallOptions.ListNotificationChannelDescriptors)], opts...)
+	it := &NotificationChannelDescriptorIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.NotificationChannelDescriptor, string, error) {
+		var resp *monitoringpb.ListNotificationChannelDescriptorsResponse
+		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.notificationChannelClient.ListNotificationChannelDescriptors(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.ChannelDescriptors, 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
+}
+
+// GetNotificationChannelDescriptor gets a single channel descriptor. The descriptor indicates which fields
+// are expected / permitted for a notification channel of the given type.
+func (c *NotificationChannelClient) GetNotificationChannelDescriptor(ctx context.Context, req *monitoringpb.GetNotificationChannelDescriptorRequest, opts ...gax.CallOption) (*monitoringpb.NotificationChannelDescriptor, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.GetNotificationChannelDescriptor[0:len(c.CallOptions.GetNotificationChannelDescriptor):len(c.CallOptions.GetNotificationChannelDescriptor)], opts...)
+	var resp *monitoringpb.NotificationChannelDescriptor
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.notificationChannelClient.GetNotificationChannelDescriptor(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// ListNotificationChannels lists the notification channels that have been created for the project.
+func (c *NotificationChannelClient) ListNotificationChannels(ctx context.Context, req *monitoringpb.ListNotificationChannelsRequest, opts ...gax.CallOption) *NotificationChannelIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListNotificationChannels[0:len(c.CallOptions.ListNotificationChannels):len(c.CallOptions.ListNotificationChannels)], opts...)
+	it := &NotificationChannelIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.NotificationChannel, string, error) {
+		var resp *monitoringpb.ListNotificationChannelsResponse
+		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.notificationChannelClient.ListNotificationChannels(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.NotificationChannels, 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
+}
+
+// GetNotificationChannel gets a single notification channel. The channel includes the relevant
+// configuration details with which the channel was created. However, the
+// response may truncate or omit passwords, API keys, or other private key
+// matter and thus the response may not be 100% identical to the information
+// that was supplied in the call to the create method.
+func (c *NotificationChannelClient) GetNotificationChannel(ctx context.Context, req *monitoringpb.GetNotificationChannelRequest, opts ...gax.CallOption) (*monitoringpb.NotificationChannel, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.GetNotificationChannel[0:len(c.CallOptions.GetNotificationChannel):len(c.CallOptions.GetNotificationChannel)], opts...)
+	var resp *monitoringpb.NotificationChannel
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.notificationChannelClient.GetNotificationChannel(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// CreateNotificationChannel creates a new notification channel, representing a single notification
+// endpoint such as an email address, SMS number, or pagerduty service.
+func (c *NotificationChannelClient) CreateNotificationChannel(ctx context.Context, req *monitoringpb.CreateNotificationChannelRequest, opts ...gax.CallOption) (*monitoringpb.NotificationChannel, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.CreateNotificationChannel[0:len(c.CallOptions.CreateNotificationChannel):len(c.CallOptions.CreateNotificationChannel)], opts...)
+	var resp *monitoringpb.NotificationChannel
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.notificationChannelClient.CreateNotificationChannel(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// UpdateNotificationChannel updates a notification channel. Fields not specified in the field mask
+// remain unchanged.
+func (c *NotificationChannelClient) UpdateNotificationChannel(ctx context.Context, req *monitoringpb.UpdateNotificationChannelRequest, opts ...gax.CallOption) (*monitoringpb.NotificationChannel, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.UpdateNotificationChannel[0:len(c.CallOptions.UpdateNotificationChannel):len(c.CallOptions.UpdateNotificationChannel)], opts...)
+	var resp *monitoringpb.NotificationChannel
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.notificationChannelClient.UpdateNotificationChannel(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// DeleteNotificationChannel deletes a notification channel.
+func (c *NotificationChannelClient) DeleteNotificationChannel(ctx context.Context, req *monitoringpb.DeleteNotificationChannelRequest, opts ...gax.CallOption) error {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.DeleteNotificationChannel[0:len(c.CallOptions.DeleteNotificationChannel):len(c.CallOptions.DeleteNotificationChannel)], opts...)
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		_, err = c.notificationChannelClient.DeleteNotificationChannel(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	return err
+}
+
+// NotificationChannelDescriptorIterator manages a stream of *monitoringpb.NotificationChannelDescriptor.
+type NotificationChannelDescriptorIterator struct {
+	items    []*monitoringpb.NotificationChannelDescriptor
+	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.NotificationChannelDescriptor, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *NotificationChannelDescriptorIterator) 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 *NotificationChannelDescriptorIterator) Next() (*monitoringpb.NotificationChannelDescriptor, error) {
+	var item *monitoringpb.NotificationChannelDescriptor
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *NotificationChannelDescriptorIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *NotificationChannelDescriptorIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}
+
+// NotificationChannelIterator manages a stream of *monitoringpb.NotificationChannel.
+type NotificationChannelIterator struct {
+	items    []*monitoringpb.NotificationChannel
+	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.NotificationChannel, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *NotificationChannelIterator) 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 *NotificationChannelIterator) Next() (*monitoringpb.NotificationChannel, error) {
+	var item *monitoringpb.NotificationChannel
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *NotificationChannelIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *NotificationChannelIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}

vendor/cloud.google.com/go/monitoring/apiv3/notification_channel_client_example_test.go

@@ -0,0 +1,170 @@
+// 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 monitoring_test
+
+import (
+	"cloud.google.com/go/monitoring/apiv3"
+	"golang.org/x/net/context"
+	"google.golang.org/api/iterator"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+)
+
+func ExampleNewNotificationChannelClient() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use client.
+	_ = c
+}
+
+func ExampleNotificationChannelClient_ListNotificationChannelDescriptors() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListNotificationChannelDescriptorsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListNotificationChannelDescriptors(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleNotificationChannelClient_GetNotificationChannelDescriptor() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetNotificationChannelDescriptorRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetNotificationChannelDescriptor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleNotificationChannelClient_ListNotificationChannels() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListNotificationChannelsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListNotificationChannels(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleNotificationChannelClient_GetNotificationChannel() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetNotificationChannelRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetNotificationChannel(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleNotificationChannelClient_CreateNotificationChannel() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.CreateNotificationChannelRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.CreateNotificationChannel(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleNotificationChannelClient_UpdateNotificationChannel() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.UpdateNotificationChannelRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.UpdateNotificationChannel(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleNotificationChannelClient_DeleteNotificationChannel() {
+	ctx := context.Background()
+	c, err := monitoring.NewNotificationChannelClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.DeleteNotificationChannelRequest{
+		// TODO: Fill request struct fields.
+	}
+	err = c.DeleteNotificationChannel(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+}

vendor/cloud.google.com/go/monitoring/apiv3/path_funcs.go

@@ -0,0 +1,107 @@
+// 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.
+
+package monitoring
+
+// GroupProjectPath returns the path for the project resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s", project)
+// instead.
+func GroupProjectPath(project string) string {
+	return "" +
+		"projects/" +
+		project +
+		""
+}
+
+// GroupGroupPath returns the path for the group resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s/groups/%s", project, group)
+// instead.
+func GroupGroupPath(project, group string) string {
+	return "" +
+		"projects/" +
+		project +
+		"/groups/" +
+		group +
+		""
+}
+
+// MetricProjectPath returns the path for the project resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s", project)
+// instead.
+func MetricProjectPath(project string) string {
+	return "" +
+		"projects/" +
+		project +
+		""
+}
+
+// MetricMetricDescriptorPath returns the path for the metric descriptor resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s/metricDescriptors/%s", project, metricDescriptor)
+// instead.
+func MetricMetricDescriptorPath(project, metricDescriptor string) string {
+	return "" +
+		"projects/" +
+		project +
+		"/metricDescriptors/" +
+		metricDescriptor +
+		""
+}
+
+// MetricMonitoredResourceDescriptorPath returns the path for the monitored resource descriptor resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s/monitoredResourceDescriptors/%s", project, monitoredResourceDescriptor)
+// instead.
+func MetricMonitoredResourceDescriptorPath(project, monitoredResourceDescriptor string) string {
+	return "" +
+		"projects/" +
+		project +
+		"/monitoredResourceDescriptors/" +
+		monitoredResourceDescriptor +
+		""
+}
+
+// UptimeCheckProjectPath returns the path for the project resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s", project)
+// instead.
+func UptimeCheckProjectPath(project string) string {
+	return "" +
+		"projects/" +
+		project +
+		""
+}
+
+// UptimeCheckUptimeCheckConfigPath returns the path for the uptime check config resource.
+//
+// Deprecated: Use
+//   fmt.Sprintf("projects/%s/uptimeCheckConfigs/%s", project, uptimeCheckConfig)
+// instead.
+func UptimeCheckUptimeCheckConfigPath(project, uptimeCheckConfig string) string {
+	return "" +
+		"projects/" +
+		project +
+		"/uptimeCheckConfigs/" +
+		uptimeCheckConfig +
+		""
+}

vendor/cloud.google.com/go/monitoring/apiv3/uptime_check_client.go

@@ -0,0 +1,355 @@
+// 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 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"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+)
+
+// UptimeCheckCallOptions contains the retry settings for each method of UptimeCheckClient.
+type UptimeCheckCallOptions struct {
+	ListUptimeCheckConfigs  []gax.CallOption
+	GetUptimeCheckConfig    []gax.CallOption
+	CreateUptimeCheckConfig []gax.CallOption
+	UpdateUptimeCheckConfig []gax.CallOption
+	DeleteUptimeCheckConfig []gax.CallOption
+	ListUptimeCheckIps      []gax.CallOption
+}
+
+func defaultUptimeCheckClientOptions() []option.ClientOption {
+	return []option.ClientOption{
+		option.WithEndpoint("monitoring.googleapis.com:443"),
+		option.WithScopes(DefaultAuthScopes()...),
+	}
+}
+
+func defaultUptimeCheckCallOptions() *UptimeCheckCallOptions {
+	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 &UptimeCheckCallOptions{
+		ListUptimeCheckConfigs:  retry[[2]string{"default", "idempotent"}],
+		GetUptimeCheckConfig:    retry[[2]string{"default", "idempotent"}],
+		CreateUptimeCheckConfig: retry[[2]string{"default", "non_idempotent"}],
+		UpdateUptimeCheckConfig: retry[[2]string{"default", "non_idempotent"}],
+		DeleteUptimeCheckConfig: retry[[2]string{"default", "idempotent"}],
+		ListUptimeCheckIps:      retry[[2]string{"default", "idempotent"}],
+	}
+}
+
+// UptimeCheckClient is a client for interacting with Stackdriver Monitoring API.
+type UptimeCheckClient struct {
+	// The connection to the service.
+	conn *grpc.ClientConn
+
+	// The gRPC API client.
+	uptimeCheckClient monitoringpb.UptimeCheckServiceClient
+
+	// The call options for this service.
+	CallOptions *UptimeCheckCallOptions
+
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
+}
+
+// NewUptimeCheckClient creates a new uptime check service client.
+//
+// The UptimeCheckService API is used to manage (list, create, delete, edit)
+// uptime check configurations in the Stackdriver Monitoring product. An uptime
+// check is a piece of configuration that determines which resources and
+// services to monitor for availability. These configurations can also be
+// configured interactively by navigating to the [Cloud Console]
+// (http://console.cloud.google.com), selecting the appropriate project,
+// clicking on "Monitoring" on the left-hand side to navigate to Stackdriver,
+// and then clicking on "Uptime".
+func NewUptimeCheckClient(ctx context.Context, opts ...option.ClientOption) (*UptimeCheckClient, error) {
+	conn, err := transport.DialGRPC(ctx, append(defaultUptimeCheckClientOptions(), opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	c := &UptimeCheckClient{
+		conn:        conn,
+		CallOptions: defaultUptimeCheckCallOptions(),
+
+		uptimeCheckClient: monitoringpb.NewUptimeCheckServiceClient(conn),
+	}
+	c.setGoogleClientInfo()
+	return c, nil
+}
+
+// Connection returns the client's connection to the API service.
+func (c *UptimeCheckClient) 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 *UptimeCheckClient) 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 *UptimeCheckClient) 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...))
+}
+
+// ListUptimeCheckConfigs lists the existing valid uptime check configurations for the project,
+// leaving out any invalid configurations.
+func (c *UptimeCheckClient) ListUptimeCheckConfigs(ctx context.Context, req *monitoringpb.ListUptimeCheckConfigsRequest, opts ...gax.CallOption) *UptimeCheckConfigIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListUptimeCheckConfigs[0:len(c.CallOptions.ListUptimeCheckConfigs):len(c.CallOptions.ListUptimeCheckConfigs)], opts...)
+	it := &UptimeCheckConfigIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.UptimeCheckConfig, string, error) {
+		var resp *monitoringpb.ListUptimeCheckConfigsResponse
+		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.uptimeCheckClient.ListUptimeCheckConfigs(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.UptimeCheckConfigs, 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
+}
+
+// GetUptimeCheckConfig gets a single uptime check configuration.
+func (c *UptimeCheckClient) GetUptimeCheckConfig(ctx context.Context, req *monitoringpb.GetUptimeCheckConfigRequest, opts ...gax.CallOption) (*monitoringpb.UptimeCheckConfig, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.GetUptimeCheckConfig[0:len(c.CallOptions.GetUptimeCheckConfig):len(c.CallOptions.GetUptimeCheckConfig)], opts...)
+	var resp *monitoringpb.UptimeCheckConfig
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.uptimeCheckClient.GetUptimeCheckConfig(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// CreateUptimeCheckConfig creates a new uptime check configuration.
+func (c *UptimeCheckClient) CreateUptimeCheckConfig(ctx context.Context, req *monitoringpb.CreateUptimeCheckConfigRequest, opts ...gax.CallOption) (*monitoringpb.UptimeCheckConfig, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.CreateUptimeCheckConfig[0:len(c.CallOptions.CreateUptimeCheckConfig):len(c.CallOptions.CreateUptimeCheckConfig)], opts...)
+	var resp *monitoringpb.UptimeCheckConfig
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.uptimeCheckClient.CreateUptimeCheckConfig(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// UpdateUptimeCheckConfig updates an uptime check configuration. You can either replace the entire
+// configuration with a new one or replace only certain fields in the current
+// configuration by specifying the fields to be updated via "updateMask".
+// Returns the updated configuration.
+func (c *UptimeCheckClient) UpdateUptimeCheckConfig(ctx context.Context, req *monitoringpb.UpdateUptimeCheckConfigRequest, opts ...gax.CallOption) (*monitoringpb.UptimeCheckConfig, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.UpdateUptimeCheckConfig[0:len(c.CallOptions.UpdateUptimeCheckConfig):len(c.CallOptions.UpdateUptimeCheckConfig)], opts...)
+	var resp *monitoringpb.UptimeCheckConfig
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.uptimeCheckClient.UpdateUptimeCheckConfig(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// DeleteUptimeCheckConfig deletes an uptime check configuration. Note that this method will fail
+// if the uptime check configuration is referenced by an alert policy or
+// other dependent configs that would be rendered invalid by the deletion.
+func (c *UptimeCheckClient) DeleteUptimeCheckConfig(ctx context.Context, req *monitoringpb.DeleteUptimeCheckConfigRequest, opts ...gax.CallOption) error {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.DeleteUptimeCheckConfig[0:len(c.CallOptions.DeleteUptimeCheckConfig):len(c.CallOptions.DeleteUptimeCheckConfig)], opts...)
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		_, err = c.uptimeCheckClient.DeleteUptimeCheckConfig(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	return err
+}
+
+// ListUptimeCheckIps returns the list of IPs that checkers run from
+func (c *UptimeCheckClient) ListUptimeCheckIps(ctx context.Context, req *monitoringpb.ListUptimeCheckIpsRequest, opts ...gax.CallOption) *UptimeCheckIpIterator {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ListUptimeCheckIps[0:len(c.CallOptions.ListUptimeCheckIps):len(c.CallOptions.ListUptimeCheckIps)], opts...)
+	it := &UptimeCheckIpIterator{}
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*monitoringpb.UptimeCheckIp, string, error) {
+		var resp *monitoringpb.ListUptimeCheckIpsResponse
+		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.uptimeCheckClient.ListUptimeCheckIps(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+		return resp.UptimeCheckIps, 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
+}
+
+// UptimeCheckConfigIterator manages a stream of *monitoringpb.UptimeCheckConfig.
+type UptimeCheckConfigIterator struct {
+	items    []*monitoringpb.UptimeCheckConfig
+	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.UptimeCheckConfig, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *UptimeCheckConfigIterator) 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 *UptimeCheckConfigIterator) Next() (*monitoringpb.UptimeCheckConfig, error) {
+	var item *monitoringpb.UptimeCheckConfig
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *UptimeCheckConfigIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *UptimeCheckConfigIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}
+
+// UptimeCheckIpIterator manages a stream of *monitoringpb.UptimeCheckIp.
+type UptimeCheckIpIterator struct {
+	items    []*monitoringpb.UptimeCheckIp
+	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.UptimeCheckIp, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *UptimeCheckIpIterator) 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 *UptimeCheckIpIterator) Next() (*monitoringpb.UptimeCheckIp, error) {
+	var item *monitoringpb.UptimeCheckIp
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *UptimeCheckIpIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *UptimeCheckIpIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}

vendor/cloud.google.com/go/monitoring/apiv3/uptime_check_client_example_test.go

@@ -0,0 +1,152 @@
+// 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 monitoring_test
+
+import (
+	"cloud.google.com/go/monitoring/apiv3"
+	"golang.org/x/net/context"
+	"google.golang.org/api/iterator"
+	monitoringpb "google.golang.org/genproto/googleapis/monitoring/v3"
+)
+
+func ExampleNewUptimeCheckClient() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use client.
+	_ = c
+}
+
+func ExampleUptimeCheckClient_ListUptimeCheckConfigs() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListUptimeCheckConfigsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListUptimeCheckConfigs(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+func ExampleUptimeCheckClient_GetUptimeCheckConfig() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.GetUptimeCheckConfigRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.GetUptimeCheckConfig(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleUptimeCheckClient_CreateUptimeCheckConfig() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.CreateUptimeCheckConfigRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.CreateUptimeCheckConfig(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleUptimeCheckClient_UpdateUptimeCheckConfig() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.UpdateUptimeCheckConfigRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.UpdateUptimeCheckConfig(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleUptimeCheckClient_DeleteUptimeCheckConfig() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.DeleteUptimeCheckConfigRequest{
+		// TODO: Fill request struct fields.
+	}
+	err = c.DeleteUptimeCheckConfig(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+}
+
+func ExampleUptimeCheckClient_ListUptimeCheckIps() {
+	ctx := context.Background()
+	c, err := monitoring.NewUptimeCheckClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &monitoringpb.ListUptimeCheckIpsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.ListUptimeCheckIps(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}