a simple example of using aws-sdk-go-v2

go.mod

@@ -143,6 +143,10 @@ require (
 	github.com/Jille/raft-grpc-transport v1.4.0
 	github.com/arangodb/go-driver v1.6.0
 	github.com/armon/go-metrics v0.4.1
+	github.com/aws/aws-sdk-go-v2 v1.17.4
+	github.com/aws/aws-sdk-go-v2/config v1.18.12
+	github.com/aws/aws-sdk-go-v2/credentials v1.13.12
+	github.com/aws/aws-sdk-go-v2/service/s3 v1.30.2
 	github.com/fluent/fluent-logger-golang v1.9.0
 	github.com/google/flatbuffers/go v0.0.0-20230108230133-3b8644d32c50
 	github.com/hanwen/go-fuse/v2 v2.3.0
@@ -173,14 +177,16 @@ require (
 	github.com/Unknwon/goconfig v1.0.0 // indirect
 	github.com/abbot/go-http-auth v0.4.0 // indirect
 	github.com/arangodb/go-velocypack v0.0.0-20200318135517-5af53c29c67e // indirect
-	github.com/aws/aws-sdk-go-v2 v1.17.4 // indirect
+	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.10 // indirect
-	github.com/aws/aws-sdk-go-v2/config v1.18.12 // indirect
-	github.com/aws/aws-sdk-go-v2/credentials v1.13.12 // indirect
 	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.12.22 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.28 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.22 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/ini v1.3.29 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.19 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.9.11 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.23 // indirect
 	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.22 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.13.22 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sns v1.20.2 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sqs v1.20.2 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sso v1.12.1 // indirect

go.sum

@@ -593,6 +593,7 @@ github.com/aws/aws-sdk-go v1.44.280/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8
 github.com/aws/aws-sdk-go-v2 v1.9.1/go.mod h1:cK/D0BBs0b/oWPIcX/Z/obahJK1TT7IPVjy53i/mX/4=
 github.com/aws/aws-sdk-go-v2 v1.17.4 h1:wyC6p9Yfq6V2y98wfDsj6OnNQa4w2BLGCLIxzNhwOGY=
 github.com/aws/aws-sdk-go-v2 v1.17.4/go.mod h1:uzbQtefpm44goOPmdKyAlXSNcwlRgF3ePWVW6EtJvvw=
+github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.10 h1:dK82zF6kkPeCo8J1e+tGx4JdvDIQzj7ygIoLg8WMuGs=
 github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.10/go.mod h1:VeTZetY5KRJLuD/7fkQXMU6Mw7H5m/KP2J5Iy9osMno=
 github.com/aws/aws-sdk-go-v2/config v1.18.12 h1:fKs/I4wccmfrNRO9rdrbMO1NgLxct6H9rNMiPdBxHWw=
 github.com/aws/aws-sdk-go-v2/config v1.18.12/go.mod h1:J36fOhj1LQBr+O4hJCiT8FwVvieeoSGOtPuvhKlsNu8=
@@ -607,14 +608,19 @@ github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.22 h1:7AwGYXDdqRQYsluvKF
 github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.22/go.mod h1:EqK7gVrIGAHyZItrD1D8B0ilgwMD1GiWAmbU4u/JHNk=
 github.com/aws/aws-sdk-go-v2/internal/ini v1.3.29 h1:J4xhFd6zHhdF9jPP0FQJ6WknzBboGMBNjKOv4iTuw4A=
 github.com/aws/aws-sdk-go-v2/internal/ini v1.3.29/go.mod h1:TwuqRBGzxjQJIwH16/fOZodwXt2Zxa9/cwJC5ke4j7s=
+github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.19 h1:FGvpyTg2LKEmMrLlpjOgkoNp9XF5CGeyAyo33LdqZW8=
 github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.19/go.mod h1:8W88sW3PjamQpKFUQvHWWKay6ARsNvZnzU7+a4apubw=
 github.com/aws/aws-sdk-go-v2/service/cloudwatch v1.8.1/go.mod h1:CM+19rL1+4dFWnOQKwDc7H1KwXTz+h61oUSHyhV0b3o=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.9.11 h1:y2+VQzC6Zh2ojtV2LoC0MNwHWc6qXv/j2vrQtlftkdA=
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.9.11/go.mod h1:iV4q2hsqtNECrfmlXyord9u4zyuFEJX9eLgLpSPzWA8=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.23 h1:c5+bNdV8E4fIPteWx4HZSkqI07oY9exbfQ7JH7Yx4PI=
 github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.23/go.mod h1:1jcUfF+FAOEwtIcNiHPaV4TSoZqkUIPzrohmD7fb95c=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.22 h1:LjFQf8hFuMO22HkV5VWGLBvmCLBCLPivUAmpdpnp4Vs=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.22/go.mod h1:xt0Au8yPIwYXf/GYPy/vl4K3CgwhfQMYbrH7DlUUIws=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.13.22 h1:ISLJ2BKXe4zzyZ7mp5ewKECiw0U7KpLgS3S6OxY9Cm0=
 github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.13.22/go.mod h1:QFVbqK54XArazLvn2wvWMRBi/jGrWii46qbr5DyPGjc=
 github.com/aws/aws-sdk-go-v2/service/kms v1.20.2/go.mod h1:vdqtUOdVuf5ooy+hJ2GnzqNo94xiAA9s1xbZ1hQgRE0=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.30.2 h1:5EQWIFO+Hc8E2hFcXQJ1vm6ufl/PMt/6RVRDZRju2vM=
 github.com/aws/aws-sdk-go-v2/service/s3 v1.30.2/go.mod h1:SXDHd6fI2RhqB7vmAzyYQCTQnpZrIprVJvYxpzW3JAM=
 github.com/aws/aws-sdk-go-v2/service/secretsmanager v1.18.3/go.mod h1:hqPcyOuLU6yWIbLy3qMnQnmidgKuIEwqIlW6+chYnog=
 github.com/aws/aws-sdk-go-v2/service/sns v1.20.2 h1:MU/v2qtfGjKexJ09BMqE8pXo9xYMhT13FXjKgFc0cFw=

test/s3/s3client/s3client.go

@@ -0,0 +1,114 @@
+package main
+
+import (
+	"context"
+	"github.com/aws/aws-sdk-go-v2/aws"
+	"github.com/aws/aws-sdk-go-v2/aws/retry"
+	"github.com/aws/aws-sdk-go-v2/config"
+	"github.com/aws/aws-sdk-go-v2/credentials"
+	"github.com/aws/aws-sdk-go-v2/service/s3"
+	"time"
+)
+
+func main() {
+	cfg := MyConfig{
+		Key:    "any",
+		Secret: "any",
+		Region: "US",
+		Endpoint: MyEndpoint{
+			URL: "http://localhost:8333",
+		},
+		Bucket: MyBucketConfig{
+			Name:       "newbucket",
+			Versioning: false,
+		},
+		MaxBackoffDelay:  aws.Int(int(time.Second * 5)),
+		MaxRetryAttempts: aws.Int(1),
+	}
+
+	awsCfg, err := MyAwsConfig(cfg)
+	if err != nil {
+		panic(err)
+	}
+	svc := s3.NewFromConfig(*awsCfg, func(o *s3.Options) {
+		o.UsePathStyle = true
+	})
+
+	// Use the S3 client to interact with SeaweedFS
+	// ...
+	// Example: List all buckets
+	result, err := svc.ListBuckets(context.Background(), &s3.ListBucketsInput{})
+	// no errors - got list of buckets
+	if err != nil {
+		panic(err)
+	}
+
+	// Print the list of buckets
+	for _, bucket := range result.Buckets {
+		println(*bucket.Name)
+	}
+
+	bucket := "bucket1"
+	_, err = svc.HeadBucket(context.Background(), &s3.HeadBucketInput{Bucket: &bucket})
+	// ERROR HERE
+	if err != nil {
+		println(err)
+	}
+
+}
+
+// === helpers
+
+func MyAwsConfig(cfg MyConfig) (*aws.Config, error) {
+
+	cred := aws.NewCredentialsCache(credentials.NewStaticCredentialsProvider(cfg.Key, cfg.Secret, ""))
+	customResolver := aws.EndpointResolverWithOptionsFunc(
+		func(service, region string, options ...interface{}) (aws.Endpoint, error) {
+			return aws.Endpoint{
+				URL:           cfg.Endpoint.URL,
+				SigningRegion: cfg.Region,
+			}, nil
+		})
+
+	awsCfg, err := config.LoadDefaultConfig(context.TODO(),
+		config.WithRegion(cfg.Region),
+		config.WithCredentialsProvider(cred),
+		config.WithEndpointResolverWithOptions(customResolver),
+		config.WithRetryer(func() aws.Retryer {
+			r := retry.AddWithMaxAttempts(retry.NewStandard(), *cfg.MaxRetryAttempts)
+			return retry.AddWithMaxBackoffDelay(r, time.Duration(*cfg.MaxBackoffDelay*1000*1000))
+		}))
+	return &awsCfg, err
+}
+
+type MyConfig struct {
+	// Access key of S3 AWS.
+	Key string
+	// Access secret of S3 AWS.
+	Secret string
+	// Region.
+	Region string
+	// AWS endpoint.
+	Endpoint MyEndpoint
+	// Bucket configuration.
+	Bucket MyBucketConfig
+	// File access.
+	FileAccess MyFileAccessType
+	// Maximum backoff delay (ms, default: 20 sec).
+	MaxBackoffDelay *int
+	// Maximum attempts to retry operation on error (default: 5).
+	MaxRetryAttempts *int
+}
+
+type MyBucketConfig struct {
+	// Name of bucket
+	Name string
+	// Enable or not versioning
+	Versioning bool
+}
+
+type MyEndpoint struct {
+	URL string
+}
+
+type MyFileAccessType byte