tastytea <[email protected]> writes: > On 2022-02-26 05:07-0600 Dale <[email protected]> wrote: > >> Ramces Tampo-og Red wrote: >> > Hello list, >> > >> > I'm a sort-of newbie gentoo user and I just wanted to ask if >> > what I'm thinking is possible or if I'm just being stupid. But >> > either way, I was wondering if it is possible to export a list of >> > all installed software in emerge and use that to recreate on >> > another gentoo install. >> > >> > I have a bunch of PCs that are all similarly specced and I >> > wanted to create a minimal install "template" for all of them. If >> > not, would it be possible to pipe-in to emerge from stdin an output >> > of all of the package names that I wanted it to emerge? >> > >> > I'm really sorry if this might be a stupid question. I'd >> > appreciate any guidance in the matter. >> > >> > Cheers! >> > >> >> >> There is a file that contains all the packages you have installed. It >> is located here: >> >> /var/lib/portage/world >> >> One could copy that file to another system and do a emerge @world to >> install the same list of packages. Depending on what all you have >> installed, it could confuse emerge and not be doable. In the past, I >> had a copy of the file and I emerged them a few at a time. It's worth >> trying by just coping the file tho. It just might work. > > It is safer to copy the world file to /etc/portage/sets/¹ and then > emerge the set. This way portage won't think that the packages are > already installed. So you could copy it to > /etc/portage/sets/minimal-install and install it with emerge -a > @minimal-install. > > Kind regards, tastytea > > ¹ <https://wiki.gentoo.org/wiki//etc/portage/sets> >
That's clever. I'll read up on that, thanks!
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