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cluster/services/storage: mount heresy via external-storage

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This commit is contained in:
Max Headroom 2023-08-23 00:56:27 +02:00
parent 7c1b78f7f8
commit 365e4c69c9
1 changed files with 12 additions and 97 deletions
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109
cluster/services/storage/heresy.nix
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@ -1,101 +1,16 @@
{ config, lib, pkgs, ... }:
let
s3qlWithSystemd = pkgs.s3ql.overrideAttrs (old: {
propagatedBuildInputs = old.propagatedBuildInputs ++ [
pkgs.python3Packages.systemd
];
});
dirs = {
cache = "/srv/storage/private/s3ql-cache";
underlay = "/mnt/heresy";
mount = "/srv/heresy";
};
in
{ {
age.secrets = { services.external-storage = {
storageBoxCredentials.file = ./secrets/storage-box-credentials.age; underlays.heresy = {
heresyEncryptionKey.file = ./secrets/heresy-encryption-key.age; subUser = "sub1";
}; credentialsFile = ./secrets/storage-box-credentials.age;
path = "/fs/heresy";
boot.supportedFilesystems = [ "cifs" ]; };
fileSystems.heresy = {
fileSystems."${dirs.underlay}" = { mountpoint = "/srv/heresy";
fsType = "cifs"; unitName = "heresy";
device = "//u357754.your-storagebox.de/u357754-sub1/fs/heresy"; unitDescription = "Heresy Filesystem";
options = [ encryptionKeyFile = ./secrets/heresy-encryption-key.age;
"credentials=${config.age.secrets.storageBoxCredentials.path}" underlay = "heresy";
"dir_mode=0700"
"file_mode=0600"
"_netdev"
"x-systemd.automount"
];
};
systemd = {
tmpfiles.rules = [
"d '${dirs.cache}' 0700 root root - -"
];
services.heresy = {
description = "Heresy Filesystem";
wantedBy = [ "multi-user.target" ];
requires = [ "mnt-heresy.mount" ];
wants = [ "remote-fs.target" ];
after = [ "mnt-heresy.mount" ];
before = [ "remote-fs.target" ];
# used by umount.s3ql
path = with pkgs; [
psmisc
util-linux
];
serviceConfig = let
commonOptions = [
"--compress" "none"
"--cachedir" dirs.cache
"--authfile" config.age.secrets.heresyEncryptionKey.path
];
in {
Type = "notify";
ExecStartPre = map lib.escapeShellArgs [
[
"${pkgs.coreutils}/bin/install" "-dm755" dirs.mount
]
([
"${s3qlWithSystemd}/bin/fsck.s3ql"
"local://${dirs.underlay}"
] ++ commonOptions)
];
ExecStart = lib.escapeShellArgs ([
"${s3qlWithSystemd}/bin/mount.s3ql"
"local://${dirs.underlay}"
dirs.mount
"--fs-name" "heresy"
"--allow-other"
"--systemd" "--fg"
"--log" "none"
] ++ commonOptions);
ExecStop = lib.escapeShellArgs [
"${s3qlWithSystemd}/bin/umount.s3ql"
"--log" "none"
dirs.mount
];
# fsck and unmounting might take a while
TimeoutStartSec = "600s";
TimeoutStopSec = "600s";
# s3ql only handles SIGINT
KillSignal = "SIGINT";
Restart = "on-failure";
RestartSec = "10s";
};
}; };
}; };
} }