Go

S3 Add Tags to an Object

See more Amazon S3 (new) Examples

Demonstrates how to add one or more tags to an S3 object. Go

    success := false

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    rest := chilkat.NewRest()

    // Connect to the Amazon AWS REST server in the desired region.
    // (for us-east-1, we use "s3.amazonaws.com", but for another region, such as us-west-2, we would use "s3-us-west-2.amazonaws.com")
    bTls := true
    port := 443
    bAutoReconnect := true
    success = rest.Connect("s3.amazonaws.com",port,bTls,bAutoReconnect)

    // Provide AWS credentials.
    authAws := chilkat.NewAuthAws()
    authAws.SetAccessKey("AWS_ACCESS_KEY")
    authAws.SetSecretKey("AWS_SECRET_KEY")
    authAws.SetServiceName("s3")
    authAws.SetRegion("us-east-1")

    rest.SetAuthAws(authAws)

    // Set the bucket name via the HOST header.
    // In this case, the bucket name is "chilkat100".
    // Note that the Host header should use "bucketName.s3.amazonaws.com", not "bucketName.s3-us-east-1.amazonaws.com"
    // The same applies to aother regions.  The Host header should simply be <bucketName>.s3.amazonaws.com regardless of the region.
    rest.SetHost("chilkat100.s3.amazonaws.com")

    xml := chilkat.NewXml()
    xml.SetTag("Tagging")
    xml.UpdateChildContent("TagSet|Tag|Key","plant")
    xml.UpdateChildContent("TagSet|Tag|Value","chili pepper")

    sbRequestBody := chilkat.NewStringBuilder()
    xml.GetXmlSb(sbRequestBody)

    // It is important to add the terminating "=" after the "?tagging".
    sbResponse := chilkat.NewStringBuilder()
    success = rest.FullRequestSb("PUT","/chiliPepper.gif?tagging=",sbRequestBody,sbResponse)
    if success == false {
        fmt.Println(rest.LastErrorText())
        rest.DisposeRest()
        authAws.DisposeAuthAws()
        xml.DisposeXml()
        sbRequestBody.DisposeStringBuilder()
        sbResponse.DisposeStringBuilder()
        return
    }

    fmt.Println("Response status code: ", rest.ResponseStatusCode())

    // When successful, the S3 Storage service will respond with a 200 response code,
    // with an XML body.  
    if rest.ResponseStatusCode() != 200 {
        // Examine the request/response to see what happened.
        fmt.Println("response status code = ", rest.ResponseStatusCode())
        fmt.Println("response status text = ", rest.ResponseStatusText())
        fmt.Println("response header: ", rest.ResponseHeader())
        fmt.Println("response body: ", *sbResponse.GetAsString())
        fmt.Println("---")
        fmt.Println("LastRequestStartLine: ", rest.LastRequestStartLine())
        fmt.Println("LastRequestHeader: ", rest.LastRequestHeader())
    }

    fmt.Println(*sbResponse.GetAsString())
    fmt.Println("Success.")

    rest.DisposeRest()
    authAws.DisposeAuthAws()
    xml.DisposeXml()
    sbRequestBody.DisposeStringBuilder()
    sbResponse.DisposeStringBuilder()