65 lines
1.8 KiB
Go
65 lines
1.8 KiB
Go
package resource_load
|
|
|
|
import (
|
|
"git.gammaspectra.live/git/go-away/lib/challenge"
|
|
"github.com/goccy/go-yaml/ast"
|
|
"net/http"
|
|
"time"
|
|
)
|
|
|
|
func init() {
|
|
challenge.Runtimes["resource-load"] = FillRegistrationHeader
|
|
}
|
|
|
|
func FillRegistrationHeader(state challenge.StateInterface, reg *challenge.Registration, parameters ast.Node) error {
|
|
reg.Class = challenge.ClassBlocking
|
|
|
|
verifier, issuer := challenge.NewKeyVerifier()
|
|
reg.Verify = verifier
|
|
|
|
reg.IssueChallenge = func(w http.ResponseWriter, r *http.Request, key challenge.Key, expiry time.Time) challenge.VerifyResult {
|
|
uri, err := challenge.VerifyUrl(r, reg, issuer(key))
|
|
if err != nil {
|
|
return challenge.VerifyResultFail
|
|
}
|
|
|
|
redirectUri, err := challenge.RedirectUrl(r, reg)
|
|
if err != nil {
|
|
return challenge.VerifyResultFail
|
|
}
|
|
// self redirect!
|
|
//TODO: adjust deadline
|
|
w.Header().Set("Refresh", "2; url="+redirectUri.String())
|
|
|
|
state.ChallengePage(w, r, state.Settings().ChallengeResponseCode, reg, map[string]any{
|
|
"LinkTags": []map[string]string{
|
|
{
|
|
"href": uri.String(),
|
|
"rel": "stylesheet",
|
|
"crossorigin": "use-credentials",
|
|
},
|
|
},
|
|
})
|
|
return challenge.VerifyResultNone
|
|
}
|
|
|
|
mux := http.NewServeMux()
|
|
|
|
mux.HandleFunc("GET "+reg.Path+challenge.VerifyChallengeUrlSuffix, challenge.VerifyHandlerFunc(state, reg, nil, func(state challenge.StateInterface, data *challenge.RequestData, w http.ResponseWriter, r *http.Request, verifyResult challenge.VerifyResult, err error, redirect string) {
|
|
//TODO: add other types inside css that need to be loaded!
|
|
w.Header().Set("Content-Type", "text/css; charset=utf-8")
|
|
w.Header().Set("Content-Length", "0")
|
|
|
|
data.ResponseHeaders(w)
|
|
|
|
if !verifyResult.Ok() {
|
|
w.WriteHeader(http.StatusForbidden)
|
|
} else {
|
|
w.WriteHeader(http.StatusOK)
|
|
}
|
|
}))
|
|
reg.Handler = mux
|
|
|
|
return nil
|
|
}
|