Examples with ExecutionContextAuthHandler org.eclipse.hono.adapter.auth.device.ExecutionContextAuthHandler used on opensource projects

Example 1 with ExecutionContextAuthHandler

use of org.eclipse.hono.adapter.auth.device.ExecutionContextAuthHandler in project hono by eclipse.

the class HonoBasicAuthHandler method authenticate.

@Override
public void authenticate(final RoutingContext context, final Handler<AsyncResult<User>> handler) {
    parseAuthorization(context, parseAuthorization -> {
        if (parseAuthorization.failed()) {
            handler.handle(Future.failedFuture(parseAuthorization.cause()));
            return;
        }
        final String suser;
        final String spass;
        try {
            // decode the payload
            final String decoded = new String(Base64.getDecoder().decode(parseAuthorization.result()));
            final int colonIdx = decoded.indexOf(":");
            if (colonIdx != -1) {
                suser = decoded.substring(0, colonIdx);
                spass = decoded.substring(colonIdx + 1);
            } else {
                suser = decoded;
                spass = null;
            }
        } catch (RuntimeException e) {
            handler.handle(Future.failedFuture(new HttpException(400, e)));
            return;
        }
        final var credentials = new JsonObject().put("username", suser).put("password", spass);
        final ExecutionContextAuthHandler<HttpContext> authHandler = new ExecutionContextAuthHandler<>((DeviceCredentialsAuthProvider<?>) authProvider, preCredentialsValidationHandler) {

            @Override
            public Future<JsonObject> parseCredentials(final HttpContext context) {
                return Future.succeededFuture(credentials);
            }
        };
        authHandler.authenticateDevice(HttpContext.from(context)).map(deviceUser -> (User) deviceUser).onComplete(handler);
    });
}