mirror of
https://github.com/octoleo/restic.git
synced 2024-11-23 13:17:42 +00:00
2b39f9f4b2
Among others, this updates minio-go, so that the new "eu-west-3" zone for AWS is supported.
370 lines
9.1 KiB
Go
370 lines
9.1 KiB
Go
// Copyright 2014 Google Inc. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package pubsub_test
|
|
|
|
import (
|
|
"fmt"
|
|
"time"
|
|
|
|
"cloud.google.com/go/pubsub"
|
|
"golang.org/x/net/context"
|
|
"google.golang.org/api/iterator"
|
|
)
|
|
|
|
func ExampleNewClient() {
|
|
ctx := context.Background()
|
|
_, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
// See the other examples to learn how to use the Client.
|
|
}
|
|
|
|
func ExampleClient_CreateTopic() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
// Create a new topic with the given name.
|
|
topic, err := client.CreateTopic(ctx, "topicName")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
_ = topic // TODO: use the topic.
|
|
}
|
|
|
|
// Use TopicInProject to refer to a topic that is not in the client's project, such
|
|
// as a public topic.
|
|
func ExampleClient_TopicInProject() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
topic := client.TopicInProject("topicName", "another-project-id")
|
|
_ = topic // TODO: use the topic.
|
|
}
|
|
|
|
func ExampleClient_CreateSubscription() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
// Create a new topic with the given name.
|
|
topic, err := client.CreateTopic(ctx, "topicName")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
// Create a new subscription to the previously created topic
|
|
// with the given name.
|
|
sub, err := client.CreateSubscription(ctx, "subName", pubsub.SubscriptionConfig{
|
|
Topic: topic,
|
|
AckDeadline: 10 * time.Second,
|
|
})
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
_ = sub // TODO: use the subscription.
|
|
}
|
|
|
|
func ExampleTopic_Delete() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
topic := client.Topic("topicName")
|
|
if err := topic.Delete(ctx); err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
func ExampleTopic_Exists() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
topic := client.Topic("topicName")
|
|
ok, err := topic.Exists(ctx)
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
if !ok {
|
|
// Topic doesn't exist.
|
|
}
|
|
}
|
|
|
|
func ExampleTopic_Publish() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
topic := client.Topic("topicName")
|
|
defer topic.Stop()
|
|
var results []*pubsub.PublishResult
|
|
r := topic.Publish(ctx, &pubsub.Message{
|
|
Data: []byte("hello world"),
|
|
})
|
|
results = append(results, r)
|
|
// Do other work ...
|
|
for _, r := range results {
|
|
id, err := r.Get(ctx)
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
fmt.Printf("Published a message with a message ID: %s\n", id)
|
|
}
|
|
}
|
|
|
|
func ExampleTopic_Subscriptions() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
topic := client.Topic("topic-name")
|
|
// List all subscriptions of the topic (maybe of multiple projects).
|
|
for subs := topic.Subscriptions(ctx); ; {
|
|
sub, err := subs.Next()
|
|
if err == iterator.Done {
|
|
break
|
|
}
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
_ = sub // TODO: use the subscription.
|
|
}
|
|
}
|
|
|
|
func ExampleSubscription_Delete() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
sub := client.Subscription("subName")
|
|
if err := sub.Delete(ctx); err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
func ExampleSubscription_Exists() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
sub := client.Subscription("subName")
|
|
ok, err := sub.Exists(ctx)
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
if !ok {
|
|
// Subscription doesn't exist.
|
|
}
|
|
}
|
|
|
|
func ExampleSubscription_Config() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
config, err := sub.Config(ctx)
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
fmt.Println(config)
|
|
}
|
|
|
|
func ExampleSubscription_Receive() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
err = sub.Receive(ctx, func(ctx context.Context, m *pubsub.Message) {
|
|
// TODO: Handle message.
|
|
// NOTE: May be called concurrently; synchronize access to shared memory.
|
|
m.Ack()
|
|
})
|
|
if err != context.Canceled {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
// This example shows how to configure keepalive so that unacknoweldged messages
|
|
// expire quickly, allowing other subscribers to take them.
|
|
func ExampleSubscription_Receive_maxExtension() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
// This program is expected to process and acknowledge messages in 30 seconds. If
|
|
// not, the Pub/Sub API will assume the message is not acknowledged.
|
|
sub.ReceiveSettings.MaxExtension = 30 * time.Second
|
|
err = sub.Receive(ctx, func(ctx context.Context, m *pubsub.Message) {
|
|
// TODO: Handle message.
|
|
m.Ack()
|
|
})
|
|
if err != context.Canceled {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
// This example shows how to throttle Subscription.Receive, which aims for high
|
|
// throughput by default. By limiting the number of messages and/or bytes being
|
|
// processed at once, you can bound your program's resource consumption.
|
|
func ExampleSubscription_Receive_maxOutstanding() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
sub.ReceiveSettings.MaxOutstandingMessages = 5
|
|
sub.ReceiveSettings.MaxOutstandingBytes = 10e6
|
|
err = sub.Receive(ctx, func(ctx context.Context, m *pubsub.Message) {
|
|
// TODO: Handle message.
|
|
m.Ack()
|
|
})
|
|
if err != context.Canceled {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
func ExampleSubscription_Update() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
subConfig, err := sub.Update(ctx, pubsub.SubscriptionConfigToUpdate{
|
|
PushConfig: &pubsub.PushConfig{Endpoint: "https://example.com/push"},
|
|
})
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
_ = subConfig // TODO: Use SubscriptionConfig.
|
|
}
|
|
|
|
func ExampleSubscription_CreateSnapshot() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
snapConfig, err := sub.CreateSnapshot(ctx, "snapshotName")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
_ = snapConfig // TODO: Use SnapshotConfig.
|
|
}
|
|
|
|
func ExampleSubscription_SeekToSnapshot() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
snap := client.Snapshot("snapshotName")
|
|
if err := sub.SeekToSnapshot(ctx, snap); err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
func ExampleSubscription_SeekToTime() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
sub := client.Subscription("subName")
|
|
if err := sub.SeekToTime(ctx, time.Now().Add(-time.Hour)); err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
func ExampleSnapshot_Delete() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
|
|
snap := client.Snapshot("snapshotName")
|
|
if err := snap.Delete(ctx); err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
}
|
|
|
|
func ExampleClient_Snapshots() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
// List all snapshots for the project.
|
|
iter := client.Snapshots(ctx)
|
|
_ = iter // TODO: iterate using Next.
|
|
}
|
|
|
|
func ExampleSnapshotConfigIterator_Next() {
|
|
ctx := context.Background()
|
|
client, err := pubsub.NewClient(ctx, "project-id")
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
// List all snapshots for the project.
|
|
iter := client.Snapshots(ctx)
|
|
for {
|
|
snapConfig, err := iter.Next()
|
|
if err == iterator.Done {
|
|
break
|
|
}
|
|
if err != nil {
|
|
// TODO: Handle error.
|
|
}
|
|
_ = snapConfig // TODO: use the SnapshotConfig.
|
|
}
|
|
}
|
|
|
|
// TODO(jba): write an example for PublishResult.Ready
|
|
// TODO(jba): write an example for Subscription.IAM
|
|
// TODO(jba): write an example for Topic.IAM
|
|
// TODO(jba): write an example for Topic.Stop
|