mkjail is a tool for generating minimal jail environments for arbitrary commands. It has been tested on FreeBSD, but should work with any system with ktrace/kdump.
| Filename | Filesize | Last Modified |
|---|---|---|
| mkjail | 2.58k | 2009-03-11 10:03 |
-<root@voi:~>- -# mkjail /jail/ruby /usr/local/bin/ruby -e 'p "Hello"' -<1014 22:04:27>- Tracing ["/usr/local/bin/ruby", "-e", "p \"Hello\""] Test run of process, if it won't die by itself, please kill it shortly. ["ktrace", "-t", "n", "-if", "/var/tmp/mkjail-ruby.lmYql141.ktrace", "--", "/usr/local/bin/ruby", "-e", "p \"Hello\""] "Hello" Trace saved tp /var/tmp/mkjail-ruby.lmYql141.ktrace Making directory /jail/ruby/usr/local/bin cp /usr/local/bin/ruby /jail/ruby/usr/local/bin/ruby Making directory /jail/ruby/libexec cp /libexec/ld-elf.so.1 /jail/ruby/libexec/ld-elf.so.1 Making directory /jail/ruby/etc cp /etc/libmap.conf /jail/ruby/etc/libmap.conf Making directory /jail/ruby/usr/local/lib cp /usr/local/lib/libruby18.so.18 /jail/ruby/usr/local/lib/libruby18.so.18 Making directory /jail/ruby/var/run cp /var/run/ld-elf.so.hints /jail/ruby/var/run/ld-elf.so.hints Making directory /jail/ruby/lib cp /lib/libcrypt.so.4 /jail/ruby/lib/libcrypt.so.4 Making directory /jail/ruby/lib cp /lib/libm.so.5 /jail/ruby/lib/libm.so.5 Making directory /jail/ruby/lib cp /lib/libthr.so.3 /jail/ruby/lib/libthr.so.3 Making directory /jail/ruby/lib cp /lib/libc.so.7 /jail/ruby/lib/libc.so.7 Making directory /jail/ruby/libexec cp /libexec/ld-elf.so.1 /jail/ruby/libexec/ld-elf.so.1 Making directory /jail/ruby/etc cp /etc/passwd /jail/ruby/etc/passwd Making directory /jail/ruby/tmp mode 41777 -<root@voi:~>- -# chroot /jail/ruby /usr/local/bin/ruby -e 'p "Hello"' -<1015 22:04:32>- "Hello"