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# simples3 : Simple no frills AWS S3 Library using REST with V4 Signing
## Overview [![GoDoc](https://godoc.org/github.com/rhnvrm/simples3?status.svg)](https://godoc.org/github.com/rhnvrm/simples3) [![Go Report Card](https://goreportcard.com/badge/github.com/rhnvrm/simples3)](https://goreportcard.com/report/github.com/rhnvrm/simples3)
SimpleS3 is a golang library for uploading and deleting objects on S3 buckets using REST API calls or Presigned URLs signed using AWS Signature Version 4.
## Install
```sh
go get github.com/rhnvrm/simples3
```
## Example
```go
testTxt, _ := os.Open("test.txt")
defer testTxt.Close()
// Create an instance of the package
// You can either create by manually supplying credentials
// (preferably using Environment vars)
s3 := simples3.New(Region, AWSAccessKey, AWSSecretKey)
// or you can use this on an EC2 instance to
// obtain credentials from IAM attached to the instance.
s3 := simples3.NewUsingIAM(Region)
// File Upload is as simple as providing the following
// details.
err := s3.FileUpload(simples3.UploadInput{
Bucket: AWSBucket,
ObjectKey: "test.txt",
ContentType: "text/plain",
FileName: "test.txt",
Body: testTxt,
}
// Similarly, Files can be deleted.
err := s3.FileDelete(simples3.DeleteInput{
Bucket: os.Getenv("AWS_S3_BUCKET"),
ObjectKey: "test.txt",
}
// You can also use this library to generate
// Presigned URLs that can for eg. be used to
// GET/PUT files on S3 through the browser.
var time, _ = time.Parse(time.RFC1123, "Fri, 24 May 2013 00:00:00 GMT")
url := s.GeneratePresignedURL(PresignedInput{
Bucket: "examplebucket",
ObjectKey: "test.txt",
Method: "GET",
Timestamp: time,
ExpirySeconds: 86400,
})
```
## Contributing
You are more than welcome to contribute to this project. Fork and make a Pull Request, or create an Issue if you see any problem or want to propose a feature.
## Author
Rohan Verma <hello@rohanverma.net>
## License
MIT.