[racket-users] handin server error

2016-08-23 Thread Cameron Swords
Hi, I'm trying to set up a handin server for a class this semester, and I'm getting the weirdest error message from the client side. Here it is: submit error: Error in your code -- file-exists?: `exists' access denied for libobj.so This seems tied to the fact that the submission file re

Re: [racket-users] handin server error

2016-09-07 Thread Spencer Florence
This is a little bit of a hack and weakens the handin server security but adding the following to the top of your checker file should make this error go away: ``` (require handin-server/sandbox) (sandbox-path-permissions (cons (list 'read"/") (sandbox-path-permissions))) ``` --spen

Re: [racket-users] handin server error

2016-09-11 Thread Eli Barzilay
On Wed, Sep 7, 2016 at 11:52 AM, Spencer Florence wrote: > This is a little bit of a hack and weakens the handin server security Your suggestion is pretty bad in that it's more significant than it looks. With it, you're allowing submission evaluation to read all files on the handin server. You