From 980979d77ebd30ca1d6b518d48068a1e3660a4e8 Mon Sep 17 00:00:00 2001 From: netblue30 Date: Sun, 16 Aug 2015 08:56:48 -0400 Subject: --overlay rework, adding a persistent directory; implemented --overlay-tmpfs option --- src/man/firejail.txt | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) (limited to 'src/man/firejail.txt') diff --git a/src/man/firejail.txt b/src/man/firejail.txt index fe2a909c9..3e399db72 100644 --- a/src/man/firejail.txt +++ b/src/man/firejail.txt @@ -602,20 +602,35 @@ $ ls -l sandboxlog* .TP \fB\-\-overlay +Mount a filesystem overlay on top of the current filesystem. All filesystem modifications go into the overlay. +The overlay is stored in $HOME/.firejail directory. +.br + +.br +OverlayFS support is required in Linux kernel for this option to work. +OverlayFS was officially introduced in Linux kernel version 3.18 +.br + +.br +Example: +.br +$ firejail \-\-overlay firefox + +.TP +\fB\-\-overlay-tmpfs Mount a filesystem overlay on top of the current filesystem. All filesystem modifications go into the overlay, and are discarded when the sandbox is closed. .br .br OverlayFS support is required in Linux kernel for this option to work. -OverlayFS was officially introduced in Linux kernel version 3.18. It was also -available in earlier kernel versions in some distributions such as Ubuntu and OpenSUSE. +OverlayFS was officially introduced in Linux kernel version 3.18 .br .br Example: .br -$ firejail \-\-overlay firefox +$ firejail \-\-overlay-tmpfs firefox .TP \fB\-\-private -- cgit v1.2.3-70-g09d2