diff options
| -rw-r--r-- | nixos/tests/nfs.nix | 96 |
1 files changed, 50 insertions, 46 deletions
diff --git a/nixos/tests/nfs.nix b/nixos/tests/nfs.nix index 2f655336e757..fd0e39adc09a 100644 --- a/nixos/tests/nfs.nix +++ b/nixos/tests/nfs.nix @@ -1,4 +1,4 @@ -import ./make-test.nix ({ pkgs, version ? 4, ... }: +import ./make-test-python.nix ({ pkgs, version ? 4, ... }: let @@ -41,50 +41,54 @@ in 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; + import time + + server.wait_for_unit("nfs-server") + server.succeed("systemctl start network-online.target") + server.wait_for_unit("network-online.target") + + start_all() + + client1.wait_for_unit("data.mount") + client1.succeed("echo bla > /data/foo") + server.succeed("test -e /data/foo") + + client2.wait_for_unit("data.mount") + client2.succeed("echo bla > /data/bar") + server.succeed("test -e /data/bar") + + with subtest("restarting 'nfs-server' works correctly"): + server.succeed("systemctl restart nfs-server") + # will take 90 seconds due to the NFS grace period + client2.succeed("echo bla >> /data/bar") + + with subtest("can get a lock"): + client2.succeed("time flock -n -s /data/lock true") + + with subtest("client 2 fails to acquire lock held by client 1"): + client1.succeed("flock -x /data/lock -c 'touch locked; sleep 100000' &") + client1.wait_for_file("locked") + client2.fail("flock -n -s /data/lock true") + + with subtest("client 2 obtains lock after resetting client 1"): + client2.succeed( + "flock -x /data/lock -c 'echo acquired; touch locked; sleep 100000' >&2 &" + ) + client1.crash() + client1.start() + client2.wait_for_file("locked") + + with subtest("locks survive server reboot"): + client1.wait_for_unit("data.mount") + server.shutdown() + server.start() + client1.succeed("touch /data/xyzzy") + client1.fail("time flock -n -s /data/lock true") + + with subtest("unmounting during shutdown happens quickly"): + t1 = time.monotonic() + client1.shutdown() + duration = time.monotonic() - t1 + assert duration < 30, f"shutdown took too long ({duration} seconds)" ''; }) |