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Fun fact, one layer of App Engine's sandbox from a couple years ago was implemented using ptrace. It will redirect filesystem IO to in-memory files.
by yegle 4y ago
Fun fact, one layer of App Engine's sandbox from a couple years ago was implemented using ptrace. It will redirect filesystem IO to in-memory files.
- notamy 4y agoInteresting! That makes perfect sense, I just don't think I'm smart enough to use ptrace properly right now :P
- efreak 4y agoTry checking out proot?
- gary_0 4y agoWere you mostly going off the ptrace man page? I tried reading it to figure out ptrace and it made me feel not smart enough too.
- notamy 4y agoThe man page + Google! There's very few good examples of it, and I've accepted that I'm just not familiar enough with that specific problem space.