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{ config, lib, pkgs, modulesPath, ...}:
{
services.btrbk = {
instances."remote_vault" = {
onCalendar = "weekly";
settings = {
ssh_identity = "/etc/btrbk_key"; # NOTE: must be readable by user/group btrbk
ssh_user = "vault";
stream_compress = "lz4";
volume."/btrfs_root" = {
target = "ssh://10.100.0.1/vault/backups/apocalypse";
subvolume = {
nixos = {
snapshot_create = "always";
};
};
# "nixos" could instead be an attribute set with other volumes to
# back up and to give subvolume specific configuration.
# See man btrbk.conf for possible options.
/*
subvolume = {
home = { snapshot_create = "always"; };
nixos = {};
};
*/
};
};
};
};
}
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