lego/acme/jws.go

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2015-06-11 22:13:43 +00:00
package acme
import (
"bytes"
"crypto/rsa"
"net/http"
"github.com/square/go-jose"
)
type jws struct {
privKey *rsa.PrivateKey
}
// Posts a JWS signed message to the specified URL
func (j *jws) post(url string, content []byte) (*http.Response, error) {
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// TODO: support other algorithms - RS512
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signer, err := jose.NewSigner(jose.RS256, j.privKey)
if err != nil {
return nil, err
}
signed, err := signer.Sign(content)
if err != nil {
return nil, err
}
signedContent := signed.FullSerialize()
resp, err := http.Post(url, "application/json", bytes.NewBuffer([]byte(signedContent)))
if err != nil {
return nil, err
}
return resp, err
}