mirror of
https://github.com/chrislusf/seaweedfs
synced 2024-05-20 18:31:53 +02:00
115 lines
2.6 KiB
Go
115 lines
2.6 KiB
Go
package main
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import (
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"context"
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"github.com/aws/aws-sdk-go-v2/aws"
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"github.com/aws/aws-sdk-go-v2/aws/retry"
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"github.com/aws/aws-sdk-go-v2/config"
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"github.com/aws/aws-sdk-go-v2/credentials"
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"github.com/aws/aws-sdk-go-v2/service/s3"
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"time"
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)
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func main() {
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cfg := MyConfig{
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Key: "any",
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Secret: "any",
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Region: "US",
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Endpoint: MyEndpoint{
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URL: "http://localhost:8333",
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},
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Bucket: MyBucketConfig{
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Name: "newbucket",
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Versioning: false,
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},
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MaxBackoffDelay: aws.Int(int(time.Second * 5)),
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MaxRetryAttempts: aws.Int(1),
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}
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awsCfg, err := MyAwsConfig(cfg)
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if err != nil {
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panic(err)
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}
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svc := s3.NewFromConfig(*awsCfg, func(o *s3.Options) {
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o.UsePathStyle = true
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})
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// Use the S3 client to interact with SeaweedFS
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// ...
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// Example: List all buckets
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result, err := svc.ListBuckets(context.Background(), &s3.ListBucketsInput{})
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// no errors - got list of buckets
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if err != nil {
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panic(err)
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}
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// Print the list of buckets
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for _, bucket := range result.Buckets {
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println(*bucket.Name)
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}
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bucket := "bucket1"
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_, err = svc.HeadBucket(context.Background(), &s3.HeadBucketInput{Bucket: &bucket})
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// ERROR HERE
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if err != nil {
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println(err)
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}
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}
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// === helpers
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func MyAwsConfig(cfg MyConfig) (*aws.Config, error) {
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cred := aws.NewCredentialsCache(credentials.NewStaticCredentialsProvider(cfg.Key, cfg.Secret, ""))
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customResolver := aws.EndpointResolverWithOptionsFunc(
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func(service, region string, options ...interface{}) (aws.Endpoint, error) {
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return aws.Endpoint{
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URL: cfg.Endpoint.URL,
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SigningRegion: cfg.Region,
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}, nil
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})
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awsCfg, err := config.LoadDefaultConfig(context.TODO(),
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config.WithRegion(cfg.Region),
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config.WithCredentialsProvider(cred),
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config.WithEndpointResolverWithOptions(customResolver),
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config.WithRetryer(func() aws.Retryer {
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r := retry.AddWithMaxAttempts(retry.NewStandard(), *cfg.MaxRetryAttempts)
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return retry.AddWithMaxBackoffDelay(r, time.Duration(*cfg.MaxBackoffDelay*1000*1000))
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}))
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return &awsCfg, err
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}
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type MyConfig struct {
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// Access key of S3 AWS.
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Key string
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// Access secret of S3 AWS.
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Secret string
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// Region.
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Region string
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// AWS endpoint.
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Endpoint MyEndpoint
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// Bucket configuration.
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Bucket MyBucketConfig
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// File access.
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FileAccess MyFileAccessType
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// Maximum backoff delay (ms, default: 20 sec).
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MaxBackoffDelay *int
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// Maximum attempts to retry operation on error (default: 5).
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MaxRetryAttempts *int
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}
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type MyBucketConfig struct {
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// Name of bucket
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Name string
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// Enable or not versioning
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Versioning bool
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}
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type MyEndpoint struct {
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URL string
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}
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type MyFileAccessType byte
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