repos / pgit

clean-tmp.nix

 1{pkgs, ...}: {
 2  systemd.services.clean-tmp2 = {
 3    description = "Clean /tmp at boot";
 4    wantedBy = ["multi-user.target"];
 5    path = [
 6      pkgs.coreutils
 7      # pkgs.odate
 8    ];
 9    serviceConfig = {
10      Type = "oneshot"; # Run once and exit
11      User = "root"; # Run as root if needed
12    };
13    script = ''
14      set -xe
15      export D=$(date +"%y-%m-%d-%s")
16      mkdir /m/crazy-temp/$D
17      ${pkgs.rsync}/bin/rsync -av --exclude /tmp/tmpfs --remove-source-files /tmp/* /m/crazy-temp/$D/
18    '';
19  };
20
21  # systemd.services.clean-tmp = {
22  #   description = "Clean /tmp at boot";
23  #   wantedBy = ["multi-user.target"];
24  #   before = ["local-fs.target"];
25  #   serviceConfig = {
26  #     Type = "oneshot";
27  #     ExecStart = "/run/current-system/sw/bin/rm -rf /tmp/*";
28  #   };
29  # };
30
31  fileSystems."/tmp/tmpfs" = {
32    device = "tmpfs";
33    fsType = "tmpfs";
34    # Adjust size as needed
35    # Technically, we want to expand (This is not ramfs)
36    options = ["mode=1777" "size=2G"];
37  };
38}