Go - Bucket.File.DownloadUrl()

Create a download url for a file within a bucket.

import (
"context"
"fmt"
"github.com/nitrictech/go-sdk/nitric"
)
func main() {
bucket, err := nitric.NewBucket("bucket-name").With(nitric.BucketReading)
if err != nil {
return
}
uploadUrl, err := bucket.File("cat.png").DownloadUrl(context.TODO(), 3600)
if err != nil {
return
}
nitric.Run()
}

Parameters

  • Name
    ctx
    Required
    Required
    Type
    context
    Description

    The context of the call, used for tracing.

  • Name
    expiry
    Required
    Required
    Type
    int
    Description

    Seconds until link expiry. Maximum of 604800 (7 days).

Examples

import (
"context"
"fmt"
"github.com/nitrictech/go-sdk/nitric"
)
func main() {
bucket, err := nitric.NewBucket("bucket-name").With(nitric.BucketReading)
if err != nil {
return
}
uploadUrl, err := bucket.File("cat.png").DownloadUrl(context.TODO(), 300)
if err != nil {
return
}
nitric.Run()
}

Redirect response to an image URL

import (
"context"
"fmt"
"github.com/nitrictech/go-sdk/faas"
"github.com/nitrictech/go-sdk/nitric"
)
func main() {
api, err := nitric.NewApi("main")
if err != nil {
return
}
bucket, err := nitric.NewBucket("images").With(nitric.BucketReading)
if err != nil {
return
}
api.Get("/images/:id", func(ctx *faas.HttpContext, _ faas.HttpHandler) (*faas.HttpContext, error) {
id := ctx.Request.PathParams()["id"]
downloadUrl, err := bucket.File(id).DownloadUrl(context.TODO(), 600)
if err != nil {
return ctx, err
}
ctx.Response.Headers["Location"] = []string{downloadUrl}
ctx.Response.Status = 303
return ctx, nil
})
nitric.Run()
}
Last updated on Dec 5, 2024