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package main
import (
"flag"
"fmt"
"os"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/aws/aws-sdk-go/aws/endpoints"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/s3"
)
func main() {
bucket := flag.String("b", "", "Name of the bucket to add notification to")
topic := flag.String("t", "", "The topic onto which the notification is attached to")
flag.Parse()
if *bucket == "" {
fmt.Println("You must supply the name of the bucket")
fmt.Println("-b BUCKET")
return
}
if *topic == "" {
fmt.Println("You must supply the name of the topic ARN")
fmt.Println("-t TOPIC ARN")
return
}
//Ceph RGW Credentials
access_key := "0555b35654ad1656d804"
secret_key := "h7GhxuBLTrlhVUyxSPUKUV8r/2EI4ngqJxD7iBdBYLhwluN30JaT3Q=="
token_id := ""
url := "http://127.0.0.1:8000"
defaultResolver := endpoints.DefaultResolver()
CustResolverFn := func(service, region string, optFns ...func(*endpoints.Options)) (endpoints.ResolvedEndpoint, error) {
if service == "s3" {
return endpoints.ResolvedEndpoint{
URL: url,
}, nil
}
return defaultResolver.EndpointFor(service, region, optFns...)
}
sess := session.Must(session.NewSessionWithOptions(session.Options{
Config: aws.Config{
Region: aws.String("default"),
Credentials: credentials.NewStaticCredentials(access_key, secret_key, token_id),
S3ForcePathStyle: aws.Bool(true),
EndpointResolver: endpoints.ResolverFunc(CustResolverFn),
},
}))
svc := s3.New(sess)
suffixRule := []*s3.FilterRule{
{
Name: aws.String("suffix"),
Value: aws.String("jpg"),
},
}
input := &s3.PutBucketNotificationConfigurationInput{
Bucket: bucket,
NotificationConfiguration: &s3.NotificationConfiguration{
TopicConfigurations: []*s3.TopicConfiguration{
{
Events: []*string{aws.String("s3:ObjectCreated:*")},
Filter: &s3.NotificationConfigurationFilter{
Key: &s3.KeyFilter{
FilterRules: suffixRule,
},
},
Id: aws.String("notif1"), //Raises MalformedXML if absent
TopicArn: topic,
},
},
},
}
_, err := svc.PutBucketNotificationConfiguration(input)
if err != nil {
exitErrorf("Unable to create Put Bucket Notification because of %s", err)
}
fmt.Println("Put bucket notification added to ", *topic)
}
func exitErrorf(msg string, args ...interface{}) {
fmt.Fprintf(os.Stderr, msg+"\n", args...)
os.Exit(1)
}
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