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nixos/tests/novacomd: prevent non-deterministic failure

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A sporadic failure occured on Hydra because a request was sent
to the daemon after the systemd unit was started, but before the
daemon was actually listening. Fix by checking for open port first.
This commit is contained in:
Uli Baum 2018-09-04 22:39:01 +02:00
parent 98ef33ec74
commit 62086c6be6
1 changed files with 7 additions and 1 deletions
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8
nixos/tests/novacomd.nix
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@ -9,12 +9,16 @@ import ./make-test.nix ({ pkgs, ...} : {
};
testScript = ''
startAll;
$machine->waitForUnit("multi-user.target");
# multi-user.target wants novacomd.service, but let's make sure
$machine->waitForUnit("novacomd.service");
# Check status and try connecting with novacom
$machine->succeed("systemctl status novacomd.service >&2");
# to prevent non-deterministic failure,
# make sure the daemon is really listening
$machine->waitForOpenPort(6968);
$machine->succeed("novacom -l");
# Stop the daemon, double-check novacom fails if daemon isn't working
@ -23,6 +27,8 @@ import ./make-test.nix ({ pkgs, ...} : {
# And back again for good measure
$machine->startJob("novacomd");
# make sure the daemon is really listening
$machine->waitForOpenPort(6968);
$machine->succeed("novacom -l");
'';
})