[email protected] wrote:
jackd (audio/jack) creates a directory in /tmp with a UNIX domain socket in it. Clients connect to this socket to communicate with the server.$ jackd -d oss -r 44100 -p 128 $ ls -alF /tmp/jack-11001/default total 4 drwx------ 2 xw wheel 512 30 Nov 14:19 ./ drwx------ 3 xw wheel 512 30 Nov 14:19 ../ prw-r--r-- 1 xw wheel 0 30 Nov 14:19 jack-ack-fifo-54211-0| prw-r--r-- 1 xw wheel 0 30 Nov 14:19 jack-ack-fifo-54211-1| prw-r--r-- 1 xw wheel 0 30 Nov 14:19 jack-ack-fifo-54211-2| srwxr-xr-x 1 xw wheel 0 30 Nov 14:19 jack_0= srwxr-xr-x 1 xw wheel 0 30 Nov 14:19 jack_ack_0= $ sudo mount_nullfs /tmp/ /jail/k4m/tmp In the jail: k4m$ ls -alF /tmp/jack-11001/default drwx------ 2 xw wheel 512 30 Nov 14:19 ./ drwx------ 3 xw wheel 512 30 Nov 14:19 ../ prw-r--r-- 1 xw wheel 0 30 Nov 14:19 jack-ack-fifo-54211-0| prw-r--r-- 1 xw wheel 0 30 Nov 14:19 jack-ack-fifo-54211-1| prw-r--r-- 1 xw wheel 0 30 Nov 14:19 jack-ack-fifo-54211-2| srwxr-xr-x 1 xw wheel 0 30 Nov 14:19 jack_0= srwxr-xr-x 1 xw wheel 0 30 Nov 14:19 jack_ack_0= k4m$ ktrace jack_showtime jack server not running? k4m$ kdump | grep '/tmp/jack-11001' 76030 initial thread STRU struct sockaddr { AF_LOCAL, /tmp/jack-11001/default/jack_0 } 76030 initial thread NAMI "/tmp/jack-11001/default/jack_0" 76030 initial thread RET connect -1 errno 61 Connection refused
I would expect to see this result from the jail since it's obviously a Bad Idea, but does it work from the same (host) machine without the jail in between (i.e. just the nullfs, no jails)?
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