kubernetes/vendor/github.com/cloudflare/cfssl/api/bundle/bundle.go
2018-08-08 21:01:29 -07:00

92 lines
2.3 KiB
Go

// Package bundle implements the HTTP handler for the bundle command.
package bundle
import (
"net/http"
"github.com/cloudflare/cfssl/api"
"github.com/cloudflare/cfssl/bundler"
"github.com/cloudflare/cfssl/errors"
"github.com/cloudflare/cfssl/log"
)
// Handler accepts requests for either remote or uploaded
// certificates to be bundled, and returns a certificate bundle (or
// error).
type Handler struct {
bundler *bundler.Bundler
}
// NewHandler creates a new bundler that uses the root bundle and
// intermediate bundle in the trust chain.
func NewHandler(caBundleFile, intBundleFile string) (http.Handler, error) {
var err error
b := new(Handler)
if b.bundler, err = bundler.NewBundler(caBundleFile, intBundleFile); err != nil {
return nil, err
}
log.Info("bundler API ready")
return api.HTTPHandler{Handler: b, Methods: []string{"POST"}}, nil
}
// Handle implements an http.Handler interface for the bundle handler.
func (h *Handler) Handle(w http.ResponseWriter, r *http.Request) error {
blob, matched, err := api.ProcessRequestFirstMatchOf(r,
[][]string{
{"certificate"},
{"domain"},
})
if err != nil {
log.Warningf("invalid request: %v", err)
return err
}
flavor := blob["flavor"]
bf := bundler.Ubiquitous
if flavor != "" {
bf = bundler.BundleFlavor(flavor)
}
log.Infof("request for flavor %v", bf)
var result *bundler.Bundle
switch matched[0] {
case "domain":
bundle, err := h.bundler.BundleFromRemote(blob["domain"], blob["ip"], bf)
if err != nil {
log.Warningf("couldn't bundle from remote: %v", err)
return err
}
result = bundle
case "certificate":
bundle, err := h.bundler.BundleFromPEMorDER([]byte(blob["certificate"]), []byte(blob["private_key"]), bf, "")
if err != nil {
log.Warning("bad PEM certifcate or private key")
return err
}
serverName := blob["domain"]
ip := blob["ip"]
if serverName != "" {
err := bundle.Cert.VerifyHostname(serverName)
if err != nil {
return errors.Wrap(errors.CertificateError, errors.VerifyFailed, err)
}
}
if ip != "" {
err := bundle.Cert.VerifyHostname(ip)
if err != nil {
return errors.Wrap(errors.CertificateError, errors.VerifyFailed, err)
}
}
result = bundle
}
log.Info("wrote response")
return api.SendResponse(w, result)
}