nixpkgs/nixos/tests/partition.nix
aszlig cb2c34f1bb
blivet: Update to new upstream version 0.67.
Put a copy of old version 0.17 expression into 0.17.nix and update the
pointers from nixpart0 accordingly.

This also means, that plain nixpart is now way more broken than
nixpart0 (we might want to temporarily fix 0.4 anyway).

Signed-off-by: aszlig <aszlig@redmoonstudios.org>
2014-10-22 08:22:57 +02:00

247 lines
7.5 KiB
Nix

import ./make-test.nix ({ pkgs, ... }:
with pkgs.lib;
let
ksExt = pkgs.writeText "ks-ext4" ''
clearpart --all --initlabel --drives=vdb
part /boot --recommended --label=boot --fstype=ext2 --ondisk=vdb
part swap --recommended --label=swap --fstype=swap --ondisk=vdb
part /nix --size=500 --label=nix --fstype=ext3 --ondisk=vdb
part / --recommended --label=root --fstype=ext4 --ondisk=vdb
'';
ksBtrfs = pkgs.writeText "ks-btrfs" ''
clearpart --all --initlabel --drives=vdb,vdc
part swap1 --recommended --label=swap1 --fstype=swap --ondisk=vdb
part swap2 --recommended --label=swap2 --fstype=swap --ondisk=vdc
part btrfs.1 --grow --ondisk=vdb
part btrfs.2 --grow --ondisk=vdc
btrfs / --data=0 --metadata=1 --label=root btrfs.1 btrfs.2
'';
ksF2fs = pkgs.writeText "ks-f2fs" ''
clearpart --all --initlabel --drives=vdb
part swap --recommended --label=swap --fstype=swap --ondisk=vdb
part /boot --recommended --label=boot --fstype=f2fs --ondisk=vdb
part / --recommended --label=root --fstype=f2fs --ondisk=vdb
'';
ksRaid = pkgs.writeText "ks-raid" ''
clearpart --all --initlabel --drives=vdb,vdc
part raid.01 --size=200 --ondisk=vdb
part raid.02 --size=200 --ondisk=vdc
part swap1 --size=500 --label=swap1 --fstype=swap --ondisk=vdb
part swap2 --size=500 --label=swap2 --fstype=swap --ondisk=vdc
part raid.11 --grow --ondisk=vdb
part raid.12 --grow --ondisk=vdc
raid /boot --level=1 --fstype=ext3 --device=md0 raid.01 raid.02
raid / --level=1 --fstype=xfs --device=md1 raid.11 raid.12
'';
ksRaidLvmCrypt = pkgs.writeText "ks-lvm-crypt" ''
clearpart --all --initlabel --drives=vdb,vdc
part raid.1 --grow --ondisk=vdb
part raid.2 --grow --ondisk=vdc
raid pv.0 --level=1 --encrypted --passphrase=x --device=md0 raid.1 raid.2
volgroup nixos pv.0
logvol /boot --size=200 --fstype=ext3 --name=boot --vgname=nixos
logvol swap --size=500 --fstype=swap --name=swap --vgname=nixos
logvol / --size=1000 --grow --fstype=ext4 --name=root --vgname=nixos
'';
in {
name = "partitiion";
machine = { config, pkgs, ... }: {
environment.systemPackages = [
pkgs.pythonPackages.nixpart0
pkgs.file pkgs.btrfsProgs pkgs.xfsprogs pkgs.lvm2
];
virtualisation.emptyDiskImages = [ 4096 4096 ];
};
testScript = ''
my $diskStart;
my @mtab;
sub getMtab {
my $mounts = $machine->succeed("cat /proc/mounts");
chomp $mounts;
return map [split], split /\n/, $mounts;
}
sub parttest {
my ($desc, $code) = @_;
$machine->start;
$machine->waitForUnit("default.target");
# Gather mounts and superblock
@mtab = getMtab;
$diskStart = $machine->succeed("dd if=/dev/vda bs=512 count=1");
subtest($desc, $code);
$machine->shutdown;
}
sub ensureSanity {
# Check whether the filesystem in /dev/vda is still intact
my $newDiskStart = $machine->succeed("dd if=/dev/vda bs=512 count=1");
if ($diskStart ne $newDiskStart) {
$machine->log("Something went wrong, the partitioner wrote " .
"something into the first 512 bytes of /dev/vda!");
die;
}
# Check whether nixpart has unmounted anything
my @currentMtab = getMtab;
for my $mount (@mtab) {
my $path = $mount->[1];
unless (grep { $_->[1] eq $path } @currentMtab) {
$machine->log("The partitioner seems to have unmounted $path.");
die;
}
}
}
sub checkMount {
my $mounts = $machine->succeed("cat /proc/mounts");
}
sub kickstart {
$machine->copyFileFromHost($_[0], "/kickstart");
$machine->succeed("nixpart -v /kickstart");
ensureSanity;
}
sub ensurePartition {
my ($name, $match) = @_;
my $path = $name =~ /^\// ? $name : "/dev/disk/by-label/$name";
my $out = $machine->succeed("file -Ls $path");
my @matches = grep(/^$path: .*$match/i, $out);
if (!@matches) {
$machine->log("Partition on $path was expected to have a " .
"file system that matches $match, but instead has: $out");
die;
}
}
sub ensureNoPartition {
$machine->succeed("test ! -e /dev/$_[0]");
}
sub ensureMountPoint {
$machine->succeed("mountpoint $_[0]");
}
sub remountAndCheck {
$machine->nest("Remounting partitions:", sub {
# XXX: "findmnt -ARunl -oTARGET /mnt" seems to NOT print all mounts!
my $getmounts_cmd = "cat /proc/mounts | cut -d' ' -f2 | grep '^/mnt'";
# Insert canaries first
my $canaries = $machine->succeed($getmounts_cmd . " | while read p;" .
" do touch \"\$p/canary\";" .
" echo \"\$p/canary\"; done");
# Now unmount manually
$machine->succeed($getmounts_cmd . " | tac | xargs -r umount");
# /mnt should be empty or non-existing
my $found = $machine->succeed("find /mnt -mindepth 1");
chomp $found;
if ($found) {
$machine->log("Cruft found in /mnt:\n$found");
die;
}
# Try to remount with nixpart
$machine->succeed("nixpart -vm /kickstart");
ensureMountPoint("/mnt");
# Check if our beloved canaries are dead
chomp $canaries;
$machine->nest("Checking canaries:", sub {
for my $canary (split /\n/, $canaries) {
$machine->succeed("test -e '$canary'");
}
});
});
}
parttest "ext2, ext3 and ext4 filesystems", sub {
kickstart("${ksExt}");
ensurePartition("boot", "ext2");
ensurePartition("swap", "swap");
ensurePartition("nix", "ext3");
ensurePartition("root", "ext4");
ensurePartition("/dev/vdb4", "boot sector");
ensureNoPartition("vdb6");
ensureNoPartition("vdc1");
remountAndCheck;
ensureMountPoint("/mnt/boot");
ensureMountPoint("/mnt/nix");
};
parttest "btrfs filesystem", sub {
$machine->succeed("modprobe btrfs");
kickstart("${ksBtrfs}");
ensurePartition("swap1", "swap");
ensurePartition("swap2", "swap");
ensurePartition("/dev/vdb2", "btrfs");
ensurePartition("/dev/vdc2", "btrfs");
ensureNoPartition("vdb3");
ensureNoPartition("vdc3");
remountAndCheck;
};
parttest "f2fs filesystem", sub {
$machine->succeed("modprobe f2fs");
kickstart("${ksF2fs}");
ensurePartition("swap", "swap");
ensurePartition("boot", "f2fs");
ensurePartition("root", "f2fs");
remoteAndCheck;
ensureMountPoint("/mnt/boot", "f2fs");
};
parttest "RAID1 with XFS", sub {
kickstart("${ksRaid}");
ensurePartition("swap1", "swap");
ensurePartition("swap2", "swap");
ensurePartition("/dev/md0", "ext3");
ensurePartition("/dev/md1", "xfs");
ensureNoPartition("vdb4");
ensureNoPartition("vdc4");
ensureNoPartition("md2");
remountAndCheck;
ensureMountPoint("/mnt/boot");
};
parttest "RAID1 with LUKS and LVM", sub {
kickstart("${ksRaidLvmCrypt}");
ensurePartition("/dev/vdb1", "data");
ensureNoPartition("vdb2");
ensurePartition("/dev/vdc1", "data");
ensureNoPartition("vdc2");
ensurePartition("/dev/md0", "luks");
ensureNoPartition("md1");
ensurePartition("/dev/nixos/boot", "ext3");
ensurePartition("/dev/nixos/swap", "swap");
ensurePartition("/dev/nixos/root", "ext4");
remountAndCheck;
ensureMountPoint("/mnt/boot");
};
'';
})