mirror of
https://github.com/ilyakooo0/nixpkgs.git
synced 2024-11-19 02:44:17 +03:00
127 lines
3.6 KiB
Nix
127 lines
3.6 KiB
Nix
{pkgs, config, ...}:
|
|
|
|
###### implementation
|
|
|
|
let
|
|
inherit (pkgs) e2fsprogs;
|
|
mountPoints = map (fs: fs.mountPoint) fileSystems;
|
|
fileSystems = config.fileSystems;
|
|
devices = map (fs: if fs ? device then fs.device else "LABEL=" + fs.label) fileSystems;
|
|
fsTypes = map (fs: if fs ? fsType then fs.fsType else "auto") fileSystems;
|
|
optionss = map (fs: if fs ? options then fs.options else "defaults") fileSystems;
|
|
autocreates = map (fs: if fs ? autocreate then fs.autocreate else "0") fileSystems;
|
|
mount = config.system.sbin.mount;
|
|
|
|
job = ''
|
|
start on startup
|
|
start on new-devices
|
|
start on ip-up
|
|
|
|
script
|
|
PATH=${e2fsprogs}/sbin:$PATH
|
|
|
|
mountPoints=(${toString mountPoints})
|
|
devices=(${toString devices})
|
|
fsTypes=(${toString fsTypes})
|
|
optionss=(${toString optionss})
|
|
autocreates=(${toString autocreates})
|
|
|
|
newDevices=1
|
|
|
|
# If we mount any file system, we repeat this loop, because new
|
|
# mount opportunities may have become available (such as images
|
|
# for loopback mounts).
|
|
|
|
while test -n "$newDevices"; do
|
|
|
|
newDevices=
|
|
|
|
for ((n = 0; n < ''${#mountPoints[*]}; n++)); do
|
|
mountPoint=''${mountPoints[$n]}
|
|
device=''${devices[$n]}
|
|
fsType=''${fsTypes[$n]}
|
|
options=''${optionss[$n]}
|
|
autocreate=''${autocreates[$n]}
|
|
|
|
isLabel=
|
|
if echo "$device" | grep -q '^LABEL='; then isLabel=1; fi
|
|
|
|
isPseudo=
|
|
if test "$fsType" = "nfs" || test "$fsType" = "tmpfs" ||
|
|
test "$fsType" = "ext3cow"; then isPseudo=1; fi
|
|
|
|
if ! test -n "$isLabel" -o -n "$isPseudo" -o -e "$device"; then
|
|
echo "skipping $device, doesn't exist (yet)"
|
|
continue
|
|
fi
|
|
|
|
# !!! quick hack: if mount point already exists, try a
|
|
# remount to change the options but nothing else.
|
|
if cat /proc/mounts | grep -F -q " $mountPoint "; then
|
|
echo "remounting $device on $mountPoint"
|
|
${mount}/bin/mount -t "$fsType" \
|
|
-o remount,"$options" \
|
|
"$device" "$mountPoint" || true
|
|
continue
|
|
fi
|
|
|
|
# If $device is already mounted somewhere else, unmount it first.
|
|
# !!! Note: we use /etc/mtab, not /proc/mounts, because mtab
|
|
# contains more accurate info when using loop devices.
|
|
|
|
# !!! not very smart about labels yet; should resolve the label somehow.
|
|
if test -z "$isLabel" -a -z "$isPseudo"; then
|
|
|
|
device=$(readlink -f "$device")
|
|
|
|
prevMountPoint=$(
|
|
cat /etc/mtab \
|
|
| grep "^$device " \
|
|
| sed 's|^[^ ]\+ \+\([^ ]\+\).*|\1|' \
|
|
)
|
|
|
|
if test "$prevMountPoint" = "$mountPoint"; then
|
|
echo "remounting $device on $mountPoint"
|
|
${mount}/bin/mount -t "$fsType" \
|
|
-o remount,"$options" \
|
|
"$device" "$mountPoint" || true
|
|
continue
|
|
fi
|
|
|
|
if test -n "$prevMountPoint"; then
|
|
echo "unmount $device from $prevMountPoint"
|
|
${mount}/bin/umount "$prevMountPoint" || true
|
|
fi
|
|
|
|
fi
|
|
|
|
echo "mounting $device on $mountPoint"
|
|
|
|
# !!! should do something with the result; also prevent repeated fscks.
|
|
if test -z "$isPseudo"; then
|
|
fsck -a "$device" || true
|
|
fi
|
|
|
|
if test "$autocreate" = 1; then mkdir -p "$mountPoint"; fi
|
|
|
|
if ${mount}/bin/mount -t "$fsType" -o "$options" "$device" "$mountPoint"; then
|
|
newDevices=1
|
|
fi
|
|
|
|
done
|
|
|
|
done
|
|
|
|
end script
|
|
'';
|
|
in
|
|
|
|
{
|
|
services = {
|
|
extraJobs = [{
|
|
name = "filesystems";
|
|
inherit job;
|
|
}];
|
|
};
|
|
}
|