Examples with Caveat org.dcache.macaroons.Caveat used on opensource projects

Example 1 with Caveat

use of org.dcache.macaroons.Caveat in project dcache by dCache.

the class MacaroonRequestHandler method buildMacaroon.

private String buildMacaroon(String target, Request request) throws ErrorResponseException {
    checkValidRequest(request.isSecure(), "Not secure transport");
    if (Subjects.isNobody(getSubject())) {
        throw new ErrorResponseException(SC_UNAUTHORIZED, "Authentication required");
    }
    MacaroonContext context = buildContext(target, request);
    MacaroonRequest macaroonRequest = parseJSON(request);
    try {
        List<Caveat> caveats = new ArrayList<>();
        List<Caveat> beforeCaveats = new ArrayList<>();
        for (String serialisedCaveat : macaroonRequest.getCaveats()) {
            Caveat caveat = new Caveat(serialisedCaveat);
            (caveat.hasType(BEFORE) ? beforeCaveats : caveats).add(caveat);
        }
        macaroonRequest.getValidity().map(Duration::parse).map(Instant.now()::plus).map(i -> new Caveat(BEFORE, i)).ifPresent(beforeCaveats::add);
        Instant expiry = calculateExpiry(context, beforeCaveats);
        MacaroonProcessor.MacaroonBuildResult result = _processor.buildMacaroon(expiry, context, caveats);
        request.setAttribute(MACAROON_ID_ATTRIBUTE, result.getId());
        return result.getMacaroon();
    } catch (DateTimeParseException e) {
        throw new ErrorResponseException(SC_BAD_REQUEST, "Bad validity value: " + e.getMessage());
    } catch (InvalidCaveatException e) {
        throw new ErrorResponseException(SC_BAD_REQUEST, "Bad requested caveat: " + e.getMessage());
    } catch (InternalErrorException e) {
        throw new ErrorResponseException(SC_INTERNAL_SERVER_ERROR, "Internal error: " + e.getMessage());
    }
}