lor.sh/README.md

lor.sh

Migration notes

0. Use the unstable channel.

1. Prepare the new machine (man nixos)

git clone https://code.dumpstack.io/infra/lor.sh.git /mnt/etc/nixos
nixos-generate-config --root /mnt
sed -i 's/imports = \[/imports = \[\n.\/disable-services.nix/' /mnt/etc/nixos/configuration.nix
vim /mnt/etc/nixos/secrets.nix
nixos-install --no-root-password
reboot

2. Change DNS A record

3. Dump the database on the old machine

systemctl stop 'mastodon-*'
su - mastodon
pg_dump -Fc mastodon_production -f backup.dump

4. Load the database and start the server

sudo -u mastodon pg_restore -Fc -U mastodon -n public --no-owner --role=mastodon -d mastodon backup.dump
sed -i '/disable-services/d' /etc/nixos/configuration.nix
nixos-rebuild switch
sudo -u mastodon mastodon-tootctl feeds build