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create: use tempdir for DEVICES...

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instead of env vars. As we need to append to them in subshells.
This commit is contained in:
phaer 2023-01-15 16:12:38 +01:00
parent 5034d2d836
commit d64b6b0868
1 changed files with 12 additions and 8 deletions
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20
types.nix
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@ -193,6 +193,11 @@ rec {
sortedDeviceList = diskoLib.sortDevicesByDependencies ((diskoLib.meta devices).deviceDependencies or {}) devices;
in ''
set -efux
disko_devices_dir=$(mktemp -d)
trap 'rm -rf "$disko_devices_dir"' EXIT
mkdir -p "$disko_devices_dir"
${concatMapStrings (dev: (attrByPath (dev ++ [ "_create" ]) ({}: {}) devices) {}) sortedDeviceList}
'';
/* Takes a disko device specification and returns a string which mounts the disks
@ -882,7 +887,7 @@ rec {
inherit config options;
default = {dev}: ''
pvcreate ${dev}
LVMDEVICES_${config.vg}="''${LVMDEVICES_${config.vg}:-}${dev} "
echo "${dev}" >> $disko_devices_dir/lvm_${config.vg}
'';
};
_mount = diskoLib.mkMountOption {
@ -934,7 +939,7 @@ rec {
_create = diskoLib.mkCreateOption {
inherit config options;
default = {}: ''
vgcreate ${config.name} $LVMDEVICES_${config.name}
vgcreate ${config.name} $(tr '\n' ' ' < $disko_devices_dir/lvm_${config.name})
${concatMapStrings (lv: lv._create {vg = config.name; }) (attrValues config.lvs)}
'';
};
@ -1066,7 +1071,7 @@ rec {
_create = diskoLib.mkCreateOption {
inherit config options;
default = {dev}: ''
ZFSDEVICES_${config.pool}="''${ZFSDEVICES_${config.pool}:-}${dev} "
echo "${dev}" >> $disko_devices_dir/zfs_${config.pool}
'';
};
_mount = diskoLib.mkMountOption {
@ -1148,7 +1153,7 @@ rec {
${config.mode} \
${concatStringsSep " " (mapAttrsToList (n: v: "-o ${n}=${v}") config.options)} \
${concatStringsSep " " (mapAttrsToList (n: v: "-O ${n}=${v}") config.rootFsOptions)} \
''${ZFSDEVICES_${config.name}}
$(tr '\n' ' ' < $disko_devices_dir/zfs_${config.name})
${concatMapStrings (dataset: dataset._create {zpool = config.name;}) (attrValues config.datasets)}
'';
};
@ -1337,11 +1342,11 @@ rec {
default = {}: ''
echo 'y' | mdadm --create /dev/md/${config.name} \
--level=${toString config.level} \
--raid-devices=''${RAIDDEVICES_N_${config.name}} \
--raid-devices=$(wc -l $disko_devices_dir/raid_${config.name} | cut -f 1 -d " ") \
--metadata=${config.metadata} \
--force \
--homehost=any \
''${RAIDDEVICES_${config.name}}
$(tr '\n' ' ' < $disko_devices_dir/raid_${config.name})
udevadm trigger --subsystem-match=block; udevadm settle
${optionalString (!isNull config.content) (config.content._create {dev = "/dev/md/${config.name}";})}
'';
@ -1393,8 +1398,7 @@ rec {
_create = diskoLib.mkCreateOption {
inherit config options;
default = {dev}: ''
RAIDDEVICES_N_${config.name}=$((''${RAIDDEVICES_N_${config.name}:-0}+1))
RAIDDEVICES_${config.name}="''${RAIDDEVICES_${config.name}:-}${dev} "
echo "${dev}" >> $disko_devices_dir/raid_${config.name}
'';
};
_mount = diskoLib.mkMountOption {