Control: tags -1 pending Am Freitag, dem 11.02.2022 um 22:46 +0100 schrieb Thomas Schmitt: > Hi, > > Chris Lamb wrote: > > Did you try the --invariant flag? > > Well, i step aside and let this question reach Felix. :)) > > https://manpages.debian.org/unstable/dosfstools/mkdosfs.8.en.html > says that this is what we need if my theory about the second > difference > is correct: > > --invariant > Use constants for normally randomly generated or time based data > such as volume ID and creation time. Multiple runs of mkfs.fat on > the same device create identical results with this option. > > > So the options to be added to the mkdosfs runs in the hope for a > fully > reproducible ISO are: > > -i 12345678 --invariant > > If a more more individual -i number is desired, one could use > something > like > > -i $(printf '%8.8x' "$SOURCE_DATE_EPOCH" | head -c 8) > >
Wow. Thanks very much to you both. This is the solution. I would never come up that fast with it. > Have a nice day :) > Have a nice weekend :) Felix