84 lines
2.2 KiB
Nix
84 lines
2.2 KiB
Nix
{
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config,
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inputs,
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lib,
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pkgs,
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...
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}:
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let
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cfg = config.services.az-restic-client-server-postgres;
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in
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{
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options = {
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services.az-restic-client-server-postgres = {
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enable = lib.mkEnableOption "Enable restic backups for PostgreSQL.";
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path = lib.mkOption {
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type = lib.types.path;
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description = "The directory to backup.";
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};
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tag = lib.mkOption {
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type = lib.types.str;
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description = "The tag to attach to the backups.";
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default = "home-dir";
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};
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time = lib.mkOption {
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type = lib.types.str;
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description = "The time at which the backup runs.";
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};
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};
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};
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config = lib.mkIf cfg.enable {
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services.az-telegram-notifications.enable = true;
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age.secrets.resticKey.file = "${inputs.self}/scrts/restic.key.age";
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systemd.timers."restic-backups" = {
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wantedBy = [ "timers.target" ];
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partOf = [ "restic-backups.service" ];
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timerConfig = {
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OnCalendar = cfg.time;
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};
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};
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systemd.services."restic-backups" = {
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serviceConfig = {
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User = "root";
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Type = "oneshot";
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};
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environment = {
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RESTIC_PASSWORD_FILE = config.age.secrets.resticKey.path;
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RESTIC_REPOSITORY = "rest:http://10.7.89.30:8000";
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};
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onFailure = [ "unit-status-telegram@%n.service" ];
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script = ''
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${pkgs.restic}/bin/restic backup \
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--exclude-file=${inputs.self}/modules/misc/restic-client/excludes.txt \
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--tag ${cfg.tag} ${cfg.path}
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${pkgs.sudo}/bin/sudo -u postgres ${pkgs.postgresql_15}/bin/pg_dumpall | \
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${pkgs.restic}/bin/restic backup \
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--tag postgres \
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--stdin \
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--stdin-filename all_databases.sql
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${pkgs.restic}/bin/restic forget \
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--tag ${cfg.tag} \
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--host ${config.networking.hostName} \
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--keep-daily 7 \
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--keep-weekly 5 \
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--keep-monthly 12 \
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--keep-yearly 2
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${pkgs.restic}/bin/restic forget \
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--tag postgres \
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--host ${config.networking.hostName} \
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--keep-daily 7 \
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--keep-weekly 5 \
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--keep-monthly 12 \
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--keep-yearly 2
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'';
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};
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};
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}
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