store/cmd/dkl-store-upload/main.go

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2019-10-17 00:35:08 +00:00
package main
import (
"crypto/sha1"
"encoding/hex"
"flag"
"fmt"
"io"
"log"
"net/http"
"os"
)
var (
token = flag.String("token", "", "Upload token")
)
func main() {
flag.Parse()
args := flag.Args()
if len(args) != 2 {
fmt.Print("source file and target URL are required")
os.Exit(1)
}
inPath := args[0]
outURL := args[1]
in, err := os.Open(inPath)
fail(err)
// hash the file
log.Print("hashing...")
h := sha1.New()
_, err = io.Copy(h, in)
fail(err)
sha1Hex := hex.EncodeToString(h.Sum(nil))
log.Print("SHA1 of source: ", sha1Hex)
// rewind
_, err = in.Seek(0, os.SEEK_SET)
fail(err)
// upload
req, err := http.NewRequest("POST", outURL, in)
fail(err)
req.Header.Set("X-Content-SHA1", sha1Hex)
log.Print("uploading...")
resp, err := http.DefaultClient.Do(req)
fail(err)
if resp.StatusCode != http.StatusCreated {
log.Fatalf("unexpected HTTP status: %s", resp.Status)
}
log.Print("uploaded successfully")
}
func fail(err error) {
if err != nil {
log.Fatal(err)
}
}