40 lines
894 B
Nix
40 lines
894 B
Nix
{ config, pkgs, ... }:
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###### implementation
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let
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tempConf = "/var/run/mdadm.conf";
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modprobe = config.system.sbin.modprobe;
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inherit (pkgs) mdadm;
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in
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{
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jobs.swraid =
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{ startOn = "started udev or new-devices";
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script =
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''
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# Load the necessary RAID personalities.
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# !!! hm, doesn't the kernel load these automatically?
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for mod in raid0 raid1 raid5; do
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${modprobe}/sbin/modprobe $mod || true
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done
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# Scan /proc/partitions for RAID devices.
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${mdadm}/sbin/mdadm --examine --brief --scan -c partitions > ${tempConf}
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if ! test -s ${tempConf}; then exit 0; fi
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# Activate each device found.
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${mdadm}/sbin/mdadm --assemble -c ${tempConf} --scan
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initctl emit new-devices
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'';
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task = true;
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};
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}
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