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bucket.go
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/
bucket.go
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// Copyright Nitric Pty Ltd.
//
// SPDX-License-Identifier: Apache-2.0
//
// 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 deploy
import (
"fmt"
"github.com/nitrictech/nitric/cloud/common/deploy/resources"
common "github.com/nitrictech/nitric/cloud/common/deploy/tags"
deploymentspb "github.com/nitrictech/nitric/core/pkg/proto/deployments/v1"
storagepb "github.com/nitrictech/nitric/core/pkg/proto/storage/v1"
"github.com/pkg/errors"
"github.com/pulumi/pulumi-gcp/sdk/v6/go/gcp/pubsub"
"github.com/pulumi/pulumi-gcp/sdk/v6/go/gcp/storage"
"github.com/pulumi/pulumi/sdk/v3/go/pulumi"
)
func (p *NitricGcpPulumiProvider) Bucket(ctx *pulumi.Context, parent pulumi.Resource, name string, config *deploymentspb.Bucket) error {
var err error
opts := append([]pulumi.ResourceOption{}, pulumi.Parent(parent))
resourceLabels := common.Tags(p.StackId, name, resources.Bucket)
p.Buckets[name], err = storage.NewBucket(ctx, name, &storage.BucketArgs{
Location: pulumi.String(p.Region),
Labels: pulumi.ToStringMap(resourceLabels),
}, p.WithDefaultResourceOptions(opts...)...)
if err != nil {
return err
}
for _, listener := range config.Listeners {
if err := p.newCloudStorageNotification(ctx, parent, name, listener); err != nil {
return err
}
}
return nil
}
func (p *NitricGcpPulumiProvider) newCloudStorageNotification(ctx *pulumi.Context, parent pulumi.Resource, bucketName string, listener *deploymentspb.BucketListener) error {
var err error
opts := append([]pulumi.ResourceOption{}, pulumi.Parent(parent))
name := bucketName + "-" + listener.GetService()
if listener == nil || listener.Config == nil {
return fmt.Errorf("invalid config provided for bucket notification")
}
topic, err := pubsub.NewTopic(ctx, name+"-topic", &pubsub.TopicArgs{
Labels: pulumi.ToStringMap(common.Tags(p.StackId, name, resources.Bucket)),
}, opts...)
if err != nil {
return err
}
targetService, ok := p.CloudRunServices[listener.GetService()]
if !ok {
return fmt.Errorf("unable to find target service for bucket listener: %s", listener.GetService())
}
targetBucket, ok := p.Buckets[bucketName]
if !ok {
return fmt.Errorf("unable to find target bucket for bucket listener: %s", bucketName)
}
_, err = pubsub.NewSubscription(ctx, name, &pubsub.SubscriptionArgs{
Topic: topic.Name,
AckDeadlineSeconds: pulumi.Int(300),
RetryPolicy: pubsub.SubscriptionRetryPolicyArgs{
MinimumBackoff: pulumi.String("15s"),
MaximumBackoff: pulumi.String("600s"),
},
PushConfig: pubsub.SubscriptionPushConfigArgs{
OidcToken: pubsub.SubscriptionPushConfigOidcTokenArgs{
ServiceAccountEmail: targetService.Invoker.Email,
},
PushEndpoint: pulumi.Sprintf("%s/x-nitric-notification/bucket/%s?token=%s", targetService.Url, bucketName, targetService.EventToken),
},
ExpirationPolicy: &pubsub.SubscriptionExpirationPolicyArgs{
Ttl: pulumi.String(""),
},
}, p.WithDefaultResourceOptions(opts...)...)
if err != nil {
return errors.WithMessage(err, "subscription "+name)
}
// Give the cloud storage service account publishing permissions
gcsAccount, err := storage.GetProjectServiceAccount(ctx, nil, nil)
if err != nil {
return err
}
binding, err := pubsub.NewTopicIAMBinding(ctx, name+"-binding", &pubsub.TopicIAMBindingArgs{
Topic: topic.ID(),
Role: pulumi.String("roles/pubsub.publisher"),
Members: pulumi.StringArray{
pulumi.String(fmt.Sprintf("serviceAccount:%v", gcsAccount.EmailAddress)),
},
})
if err != nil {
return errors.WithMessage(err, "topic binding "+name)
}
prefix := listener.Config.KeyPrefixFilter
if prefix == "*" {
prefix = ""
}
_, err = storage.NewNotification(ctx, name, &storage.NotificationArgs{
Bucket: targetBucket.Name,
PayloadFormat: pulumi.String("JSON_API_V1"),
Topic: topic.ID(),
EventTypes: pulumi.ToStringArray(notificationTypeToStorageEventType(listener.Config.BlobEventType)),
ObjectNamePrefix: pulumi.String(prefix),
}, p.WithDefaultResourceOptions(append(opts, pulumi.DependsOn([]pulumi.Resource{binding}))...)...)
if err != nil {
return errors.WithMessage(err, "storage notification "+name)
}
return nil
}
func notificationTypeToStorageEventType(eventType storagepb.BlobEventType) []string {
switch eventType {
case storagepb.BlobEventType_Created:
return []string{"OBJECT_FINALIZE"}
case storagepb.BlobEventType_Deleted:
return []string{"OBJECT_DELETE"}
default:
return []string{}
}
}