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author | Maxim Cournoyer <maxim.cournoyer@gmail.com> | 2020-11-11 23:48:12 -0500 |
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committer | Maxim Cournoyer <maxim.cournoyer@gmail.com> | 2020-11-17 15:20:03 -0500 |
commit | 41f27bf8702838f19b1dc5ffee8eec1d4315d4e6 (patch) | |
tree | 2122f9c5136e8aa94b0f3288c09baca96d51c366 /doc/guix.texi | |
parent | ac96f2c8369c13dd7d27878ad9426fcda140ef3a (diff) |
guix: system: Make disk-image root file system non-volatile by default.
And add a new '--volatile' option to have it volatile otherwise.
* guix/scripts/system.scm (%options)[volatile-root?]: New boolean option.
(%default-options): Set its default value to #f.
(show-help): Add help doc.
* guix/scripts/system.scm (perform-action): Propagate option...
(system-derivation-for-action): ...here. Use it to set the volatile-root?
field of the image object passed to SYSTEM-IMAGE.
* doc/guix.texi (Invoking guix system): Document it.
Diffstat (limited to 'doc/guix.texi')
-rw-r--r-- | doc/guix.texi | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 104e771562..cca57140d6 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -31029,10 +31029,12 @@ the @option{--image-size} option is ignored in the case of @cindex disk-image, creating disk images The @code{disk-image} command can produce various image types. The -image type can be selected using the @command{--image-type} option. It +image type can be selected using the @option{--image-type} option. It defaults to @code{raw}. When its value is @code{iso9660}, the @option{--label} option can be used to specify a volume ID with -@code{disk-image}. When using @code{disk-image}, the bootloader +@code{disk-image}. By default, the root file system of a disk image is +mounted non-volatile; the @option{--volatile} option can be provided to +make it volatile instead. When using @code{disk-image}, the bootloader installed on the generated image is taken from the provided @code{operating-system} definition. The following example demonstrates how to generate an image that uses the @code{grub-efi-bootloader} |