oxidecomputer / oxidecomputer/omicron
wicket: /tmp/wicket.log has wrong owner (chown) after running wicket as root from within the switch zone
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Description
I tried to ssh into wicket from the outside, and I got:
Error: error opening log file /tmp/wicket.log
Caused by:
Permission denied (os error 13)
This was due to:
root@oxz_switch1:~# ls -la /tmp/wicket.log
-rw-r--r-- 1 root root 40391 Mar 7 22:36 /tmp/wicket.log
This fixed the issue:
root@oxz_switch1:~# chown wicket:wicket /tmp/wicket.log
root@oxz_switch1:~# ls -la /tmp/wicket.log
-rw-r--r-- 1 wicket wicket 40391 Mar 7 22:36 /tmp/wicket.log
The owner of /tmp/wicket.log can be root under the following circumstances, where /tmp/wicket.log is not present before running wicket:
root@oxz_switch0:~# rm /tmp/wicket.log
root@oxz_switch0:~# /opt/oxide/wicket/bin/wicket
root@oxz_switch0:~# ls -la /tmp/wicket.log
-rw-r--r-- 1 root root 1719133 Mar 9 19:19 /tmp/wicket.log
@jgallagher writes, regarding running wicket as root from within the switch zone:
it could either chown the file itself (if running as root), or not fail on launch if the log file isn't writeable (if not), or both
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the /opt/oxide/wicket/bin/wicket entry point and reproduce launching it as root when /tmp/wicket.log is absent. Inspect how the log file is created and how launch handles an unwritable log; done means the resulting log can be opened by wicket from outside the switch zone, with the chosen behavior for non-writable logs covered.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- operating-systems
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100