1
0
Fork 1
mirror of https://github.com/NixOS/nixpkgs.git synced 2024-11-26 23:52:33 +00:00
nixpkgs/nixos/tests/nfs.nix
Uli Baum e0ca51c367 nixos/tests/nfs: fix nfs4 client mount path
nfs4 exports from a virtual filesystem root,
so the client mount path differs from nfs3
2018-08-30 19:57:39 +02:00

91 lines
2.9 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

import ./make-test.nix ({ pkgs, version ? 4, ... }:
let
client =
{ pkgs, ... }:
{ fileSystems = pkgs.lib.mkVMOverride
[ { mountPoint = "/data";
# nfs4 exports the export with fsid=0 as a virtual root directory
device = if (version == 4) then "server:/" else "server:/data";
fsType = "nfs";
options = [ "vers=${toString version}" ];
}
];
networking.firewall.enable = false; # FIXME: only open statd
};
in
{
name = "nfs";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ eelco chaoflow wkennington ];
};
nodes =
{ client1 = client;
client2 = client;
server =
{ ... }:
{ services.nfs.server.enable = true;
services.nfs.server.exports =
''
/data 192.168.1.0/255.255.255.0(rw,no_root_squash,no_subtree_check,fsid=0)
'';
services.nfs.server.createMountPoints = true;
networking.firewall.enable = false; # FIXME: figure out what ports need to be allowed
};
};
testScript =
''
$server->waitForUnit("nfs-server");
$server->succeed("systemctl start network-online.target");
$server->waitForUnit("network-online.target");
startAll;
$client1->waitForUnit("data.mount");
$client1->succeed("echo bla > /data/foo");
$server->succeed("test -e /data/foo");
$client2->waitForUnit("data.mount");
$client2->succeed("echo bla > /data/bar");
$server->succeed("test -e /data/bar");
# Test whether restarting nfs-server works correctly.
$server->succeed("systemctl restart nfs-server");
$client2->succeed("echo bla >> /data/bar"); # will take 90 seconds due to the NFS grace period
# Test whether we can get a lock.
$client2->succeed("time flock -n -s /data/lock true");
# Test locking: client 1 acquires an exclusive lock, so client 2
# should then fail to acquire a shared lock.
$client1->succeed("flock -x /data/lock -c 'touch locked; sleep 100000' &");
$client1->waitForFile("locked");
$client2->fail("flock -n -s /data/lock true");
# Test whether client 2 obtains the lock if we reset client 1.
$client2->succeed("flock -x /data/lock -c 'echo acquired; touch locked; sleep 100000' >&2 &");
$client1->crash;
$client1->start;
$client2->waitForFile("locked");
# Test whether locks survive a reboot of the server.
$client1->waitForUnit("data.mount");
$server->shutdown;
$server->start;
$client1->succeed("touch /data/xyzzy");
$client1->fail("time flock -n -s /data/lock true");
# Test whether unmounting during shutdown happens quickly.
my $t1 = time;
$client1->shutdown;
my $duration = time - $t1;
die "shutdown took too long ($duration seconds)" if $duration > 30;
'';
})