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nixos/zfs: Adding ZED configuration options

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Co-authored-by: sjau <github.com@sjau.ch>
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nyanloutre 2019-12-04 20:29:19 +01:00
parent 471869c918
commit c082e13ecb
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1 changed files with 64 additions and 2 deletions
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66
nixos/modules/tasks/filesystems/zfs.nix
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@ -12,6 +12,7 @@ let
cfgSnapFlags = cfgSnapshots.flags;
cfgScrub = config.services.zfs.autoScrub;
cfgTrim = config.services.zfs.trim;
cfgZED = config.services.zfs.zed;
inInitrd = any (fs: fs == "zfs") config.boot.initrd.supportedFilesystems;
inSystem = any (fs: fs == "zfs") config.boot.supportedFilesystems;
@ -87,6 +88,17 @@ let
}
'';
zedConf = generators.toKeyValue {
mkKeyValue = generators.mkKeyValueDefault {
mkValueString = v:
if isInt v then toString v
else if isString v then "\"${v}\""
else if true == v then "1"
else if false == v then "0"
else if isList v then "\"" + (concatStringsSep " " v) + "\""
else err "this value is" (toString v);
} "=";
} cfgZED.settings;
in
{
@ -312,6 +324,32 @@ in
'';
};
};
services.zfs.zed.settings = mkOption {
type = with types; attrsOf (oneOf [ str int bool (listOf str) ]);
example = literalExample ''
{
ZED_DEBUG_LOG = "/tmp/zed.debug.log";
ZED_EMAIL_ADDR = [ "root" ];
ZED_EMAIL_PROG = "mail";
ZED_EMAIL_OPTS = "-s '@SUBJECT@' @ADDRESS@";
ZED_NOTIFY_INTERVAL_SECS = 3600;
ZED_NOTIFY_VERBOSE = false;
ZED_USE_ENCLOSURE_LEDS = true;
ZED_SCRUB_AFTER_RESILVER = false;
}
'';
description = ''
ZFS Event Daemon /etc/zfs/zed.d/zed.rc content
See
<citerefentry><refentrytitle>zed</refentrytitle><manvolnum>8</manvolnum></citerefentry>
for details on ZED and the scripts in /etc/zfs/zed.d to find the possible variables
'';
};
};
###### implementation
@ -389,8 +427,32 @@ in
zfsSupport = true;
};
environment.etc."zfs/zed.d".source = "${packages.zfsUser}/etc/zfs/zed.d/";
environment.etc."zfs/zpool.d".source = "${packages.zfsUser}/etc/zfs/zpool.d/";
services.zfs.zed.settings = {
ZED_EMAIL_PROG = mkDefault "${pkgs.mailutils}/bin/mail";
};
environment.etc = genAttrs
(map
(file: "zfs/zed.d/${file}")
[
"all-syslog.sh"
"pool_import-led.sh"
"resilver_finish-start-scrub.sh"
"statechange-led.sh"
"vdev_attach-led.sh"
"zed-functions.sh"
"data-notify.sh"
"resilver_finish-notify.sh"
"scrub_finish-notify.sh"
"statechange-notify.sh"
"vdev_clear-led.sh"
]
)
(file: { source = "${packages.zfsUser}/etc/${file}"; })
// {
"zfs/zed.d/zed.rc".text = zedConf;
"zfs/zpool.d".source = "${packages.zfsUser}/etc/zfs/zpool.d/";
};
system.fsPackages = [ packages.zfsUser ]; # XXX: needed? zfs doesn't have (need) a fsck
environment.systemPackages = [ packages.zfsUser ]