pyrox.dev
1{ lib, pkgs, ... }:
2{
3 name = "systemd-journal-gateway";
4 meta = with pkgs.lib.maintainers; {
5 maintainers = [
6 minijackson
7 raitobezarius
8 ];
9 };
10
11 # Named client for coherence with the systemd-journal-upload test, and for
12 # certificate validation
13 nodes.client = {
14 services.journald.gateway = {
15 enable = true;
16 cert = "/run/secrets/client/cert.pem";
17 key = "/run/secrets/client/key.pem";
18 trust = "/run/secrets/ca.cert.pem";
19 };
20 };
21
22 testScript = ''
23 import json
24 import subprocess
25 import tempfile
26
27 tmpdir_o = tempfile.TemporaryDirectory()
28 tmpdir = tmpdir_o.name
29
30 def generate_pems(domain: str):
31 subprocess.run(
32 [
33 "${pkgs.minica}/bin/minica",
34 "--ca-key=ca.key.pem",
35 "--ca-cert=ca.cert.pem",
36 f"--domains={domain}",
37 ],
38 cwd=str(tmpdir),
39 )
40
41 with subtest("Creating keys and certificates"):
42 generate_pems("server")
43 generate_pems("client")
44
45 client.wait_for_unit("multi-user.target")
46
47 def copy_pem(file: str):
48 machine.copy_from_host(source=f"{tmpdir}/{file}", target=f"/run/secrets/{file}")
49 machine.succeed(f"chmod 600 /run/secrets/{file} && chown systemd-journal-gateway /run/secrets/{file}")
50
51 with subtest("Copying keys and certificates"):
52 machine.succeed("mkdir -p /run/secrets/{client,server}")
53 copy_pem("server/cert.pem")
54 copy_pem("server/key.pem")
55 copy_pem("client/cert.pem")
56 copy_pem("client/key.pem")
57 copy_pem("ca.cert.pem")
58
59 client.wait_for_unit("multi-user.target")
60
61 curl = '${pkgs.curl}/bin/curl'
62 accept_json = '--header "Accept: application/json"'
63 cacert = '--cacert /run/secrets/ca.cert.pem'
64 cert = '--cert /run/secrets/server/cert.pem'
65 key = '--key /run/secrets/server/key.pem'
66 base_url = 'https://client:19531'
67
68 curl_cli = f"{curl} {accept_json} {cacert} {cert} {key} --fail"
69
70 machine_info = client.succeed(f"{curl_cli} {base_url}/machine")
71 assert json.loads(machine_info)["hostname"] == "client", "wrong machine name"
72
73 # The HTTP request should have started the gateway service, triggered by
74 # the .socket unit
75 client.wait_for_unit("systemd-journal-gatewayd.service")
76
77 identifier = "nixos-test"
78 message = "Hello from NixOS test infrastructure"
79
80 client.succeed(f"systemd-cat --identifier={identifier} <<< '{message}'")
81
82 # max-time is a workaround against a bug in systemd-journal-gatewayd where
83 # if TLS is enabled, the connection is never closed. Since it will timeout,
84 # we ignore the return code.
85 entries = client.succeed(
86 f"{curl_cli} --max-time 5 {base_url}/entries?SYSLOG_IDENTIFIER={identifier} || true"
87 )
88
89 # Number of entries should be only 1
90 added_entry = json.loads(entries)
91 assert added_entry["SYSLOG_IDENTIFIER"] == identifier and added_entry["MESSAGE"] == message, "journal entry does not correspond"
92 '';
93}