Files
nicksOs/modules/system/backups.nix
T

69 lines
1.5 KiB
Nix

{pkgs, config, ...}: {
programs.ssh.extraConfig = ''
Host truenas
HostName storage.local
User restic
IdentityFile ${config.age.secrets.truenas-ssh.path}
StrictHostKeyChecking no
UserKnownHostsFile /dev/null
'';
services.restic.backups.hermes = {
initialize = true;
# Set the repo
repositoryFile = config.age.secrets.repo.path;
# Restic password
passwordFile = config.age.secrets.restic.path;
paths = [
"/var/lib"
];
exclude = [
"/var/lib/gitea-runner"
"/var/lib/containers"
"/var/lib/systemd/coredump"
];
timerConfig = {
OnCalendar = "daily";
RandomizedDelaySec = "1h";
};
pruneOpts = [
"--keep-daily=7"
"--keep-weekly=4"
"--keep-monthly=12"
];
};
environment.systemPackages = [
(pkgs.writeShellScriptBin "restic-hermes" ''
exec ${pkgs.restic}/bin/restic \
-r "sftp:restic@storage.local:/mnt/data_pool/infra/backups" \
--password-file "${config.age.secrets.restic.path}" \
-o "sftp.command=ssh restic@storage.local -i ${config.age.secrets.truenas-ssh.path} -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -s sftp" \
"$@"
'')
];
# Secrets configuration
age.secrets = {
restic = {
file = ../../secrets/restic.age;
owner = "root";
};
repo = {
file = ../../secrets/restic-repo.age;
owner = "root";
};
truenas-ssh = {
file = ../../secrets/truenas-ssh.age;
owner = "root";
mode = "0400";
};
};
}