Date: Thu, 10 Oct 2024 20:13:51 +0000 From: Pat <cli_junkie@protonmail.com> To: freebsd-questions <freebsd-questions@freebsd.org> Subject: Re: Updating disconnected systems Message-ID: <G8dBW3SzE6WYKCOXZESs3SNfBWjVOf6Y--Vxh0ZlPGRlF5WsAdnpoM9Pklhrh0F9yDFYwahYLjwp-v1_9iMguovobdt2hBY0u9BXMQyPhkE=@protonmail.com> In-Reply-To: <adc06fec-624b-43a1-b5cc-2ffa244d093a@app.fastmail.com> References: <a-nQroQLbvGm2LsqfHR52CPKJuHGtm_b5YXqfRK5G6PX3HvyPeaXwzEjMU6G43yFUNWWAIlTQYSAgrrBK_Mto8E7sVjAbl2D9nByIV-aio8=@protonmail.com> <adc06fec-624b-43a1-b5cc-2ffa244d093a@app.fastmail.com>
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On Monday, September 30th, 2024 at 06:50, Dave Cottlehuber <dch@skunkwerks.= at> wrote: >=20 >=20 > On Fri, 27 Sep 2024, at 19:18, Pat wrote: >=20 > > I figure can use Poudriere for packages, but that doesn't work for the > > core system as far as I can tell? >=20 >=20 > Yes this is also possible. >=20 > Klara Systems released a tool, sync-be, to use zfs boot environments and > poudriere-image which works very nicely in airgapped systems. >=20 > It is a lot less complicated to setup and use than it appears to be, > probably is exactly what you want. >=20 > - servers configured with zfs boot environments > - poudriere-image (builds freebsd from sources and then builds packages) > - the resulting output is a new zfs boot environment, as a single tarball > - use https://github.com/KlaraSystems/sync-be to fetch and deploy it > - insert airgaps at appropriate points in the process >=20 > So a high-level upgrade process looks like: >=20 > - [net] update src & ports, and ports distfile tarballs > - [air] move them to your build machine > - `poudriere image -t zfs+send+be -j builder ...` > - [air] move the image file to the airgapped system > - install `/usr/local/bin/sync-be 13.4-RELEASE /etc/syncbe.conf < be20240= 9301146.be.zfs` > - `bectl activate -t ...` and reboot >=20 > the boot env allows a trivial rollback in case of issues to the prior > boot env. >=20 > The syncbe.conf file takes a little bit of work to prepare, it's the > server-specific files and directories that should be shifted from > the current BE (root / dataset) into the new one. /etc/sshd/, /etc/hostid= , > password files etc are common examples, and any custom stuff in /usr/loca= l/etc/ > or similar depending on your circumstances. >=20 > A+ > Dave Thank you Dave, and previously to Dewayne as well. Very nice and useful information. I plan to start this migration soon and may be back with further questions as I progress. And apologies for the extended delay, I've been traveling. Regards, Pat
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