63 lines
1.5 KiB
Nix
63 lines
1.5 KiB
Nix
let
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port = 4222;
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username = "client";
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password = "password";
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topic = "foo.bar";
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in import ./make-test-python.nix ({ pkgs, lib, ... }: {
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name = "nats";
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meta = with pkgs.lib; { maintainers = with maintainers; [ c0deaddict ]; };
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nodes = let
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client = { pkgs, ... }: {
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environment.systemPackages = with pkgs; [ natscli ];
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};
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in {
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server = { pkgs, ... }: {
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networking.firewall.allowedTCPPorts = [ port ];
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services.nats = {
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inherit port;
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enable = true;
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settings = {
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authorization = {
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users = [{
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user = username;
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inherit password;
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}];
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};
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};
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};
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};
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client1 = client;
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client2 = client;
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};
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testScript = let file = "/tmp/msg";
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in ''
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def nats_cmd(*args):
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return (
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"nats "
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"--server=nats://server:${toString port} "
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"--user=${username} "
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"--password=${password} "
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"{}"
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).format(" ".join(args))
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def parallel(*fns):
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from threading import Thread
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threads = [ Thread(target=fn) for fn in fns ]
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for t in threads: t.start()
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for t in threads: t.join()
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start_all()
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server.wait_for_unit("nats.service")
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with subtest("pub sub"):
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parallel(
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lambda: client1.succeed(nats_cmd("sub", "--count", "1", "${topic}")),
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lambda: client2.succeed("sleep 2 && {}".format(nats_cmd("pub", "${topic}", "hello"))),
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)
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'';
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})
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