seaweedfs/weed/notification/aws_sqs/aws_sqs_pub.go
2022-08-17 12:05:07 -07:00

93 lines
2.5 KiB
Go

package aws_sqs
import (
"fmt"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/sqs"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/notification"
"github.com/seaweedfs/seaweedfs/weed/util"
"google.golang.org/protobuf/proto"
)
func init() {
notification.MessageQueues = append(notification.MessageQueues, &AwsSqsPub{})
}
type AwsSqsPub struct {
svc *sqs.SQS
queueUrl string
}
func (k *AwsSqsPub) GetName() string {
return "aws_sqs"
}
func (k *AwsSqsPub) Initialize(configuration util.Configuration, prefix string) (err error) {
glog.V(0).Infof("filer.notification.aws_sqs.region: %v", configuration.GetString(prefix+"region"))
glog.V(0).Infof("filer.notification.aws_sqs.sqs_queue_name: %v", configuration.GetString(prefix+"sqs_queue_name"))
return k.initialize(
configuration.GetString(prefix+"aws_access_key_id"),
configuration.GetString(prefix+"aws_secret_access_key"),
configuration.GetString(prefix+"region"),
configuration.GetString(prefix+"sqs_queue_name"),
)
}
func (k *AwsSqsPub) initialize(awsAccessKeyId, awsSecretAccessKey, region, queueName string) (err error) {
config := &aws.Config{
Region: aws.String(region),
}
if awsAccessKeyId != "" && awsSecretAccessKey != "" {
config.Credentials = credentials.NewStaticCredentials(awsAccessKeyId, awsSecretAccessKey, "")
}
sess, err := session.NewSession(config)
if err != nil {
return fmt.Errorf("create aws session: %v", err)
}
k.svc = sqs.New(sess)
result, err := k.svc.GetQueueUrl(&sqs.GetQueueUrlInput{
QueueName: aws.String(queueName),
})
if err != nil {
if aerr, ok := err.(awserr.Error); ok && aerr.Code() == sqs.ErrCodeQueueDoesNotExist {
return fmt.Errorf("unable to find queue %s", queueName)
}
return fmt.Errorf("get queue %s url: %v", queueName, err)
}
k.queueUrl = *result.QueueUrl
return nil
}
func (k *AwsSqsPub) SendMessage(key string, message proto.Message) (err error) {
text := proto.MarshalTextString(message)
_, err = k.svc.SendMessage(&sqs.SendMessageInput{
DelaySeconds: aws.Int64(10),
MessageAttributes: map[string]*sqs.MessageAttributeValue{
"key": &sqs.MessageAttributeValue{
DataType: aws.String("String"),
StringValue: aws.String(key),
},
},
MessageBody: aws.String(text),
QueueUrl: &k.queueUrl,
})
if err != nil {
return fmt.Errorf("send message to sqs %s: %v", k.queueUrl, err)
}
return nil
}