pyrox.dev
1let
2 carolKey = "2d2a338b46f8e4a8c462f0c385b481292a05f678e19a2b82755258cf0f0af7e2";
3 carolPubKey = "n932l3pjvmhtxxcdrqq2qpw5zc58f01vvjx01h4dtd1bb0nnu2h0.k";
4 carolPassword = "678287829ce4c67bc8b227e56d94422ee1b85fa11618157b2f591de6c6322b52";
5
6 basicConfig =
7 { ... }:
8 { services.cjdns.enable = true;
9
10 # Turning off DHCP isn't very realistic but makes
11 # the sequence of address assignment less stochastic.
12 networking.useDHCP = false;
13
14 # CJDNS output is incompatible with the XML log.
15 systemd.services.cjdns.serviceConfig.StandardOutput = "null";
16 };
17
18in
19
20import ./make-test-python.nix ({ pkgs, ...} : {
21 name = "cjdns";
22 meta = with pkgs.lib.maintainers; {
23 maintainers = [ ehmry ];
24 };
25
26 nodes = { # Alice finds peers over over ETHInterface.
27 alice =
28 { ... }:
29 { imports = [ basicConfig ];
30
31 services.cjdns.ETHInterface.bind = "eth1";
32
33 services.httpd.enable = true;
34 services.httpd.adminAddr = "foo@example.org";
35 networking.firewall.allowedTCPPorts = [ 80 ];
36 };
37
38 # Bob explicitly connects to Carol over UDPInterface.
39 bob =
40 { ... }:
41
42 { imports = [ basicConfig ];
43
44 networking.interfaces.eth1.ipv4.addresses = [
45 { address = "192.168.0.2"; prefixLength = 24; }
46 ];
47
48 services.cjdns =
49 { UDPInterface =
50 { bind = "0.0.0.0:1024";
51 connectTo."192.168.0.1:1024" =
52 { password = carolPassword;
53 publicKey = carolPubKey;
54 };
55 };
56 };
57 };
58
59 # Carol listens on ETHInterface and UDPInterface,
60 # but knows neither Alice or Bob.
61 carol =
62 { ... }:
63 { imports = [ basicConfig ];
64
65 environment.etc."cjdns.keys".text = ''
66 CJDNS_PRIVATE_KEY=${carolKey}
67 CJDNS_ADMIN_PASSWORD=FOOBAR
68 '';
69
70 networking.interfaces.eth1.ipv4.addresses = [
71 { address = "192.168.0.1"; prefixLength = 24; }
72 ];
73
74 services.cjdns =
75 { authorizedPasswords = [ carolPassword ];
76 ETHInterface.bind = "eth1";
77 UDPInterface.bind = "192.168.0.1:1024";
78 };
79 networking.firewall.allowedUDPPorts = [ 1024 ];
80 };
81
82 };
83
84 testScript =
85 ''
86 import re
87
88 start_all()
89
90 alice.wait_for_unit("cjdns.service")
91 bob.wait_for_unit("cjdns.service")
92 carol.wait_for_unit("cjdns.service")
93
94
95 def cjdns_ip(machine):
96 res = machine.succeed("ip -o -6 addr show dev tun0")
97 ip = re.split("\s+|/", res)[3]
98 machine.log("has ip {}".format(ip))
99 return ip
100
101
102 alice_ip6 = cjdns_ip(alice)
103 bob_ip6 = cjdns_ip(bob)
104 carol_ip6 = cjdns_ip(carol)
105
106 # ping a few times each to let the routing table establish itself
107
108 alice.succeed("ping -c 4 {}".format(carol_ip6))
109 bob.succeed("ping -c 4 {}".format(carol_ip6))
110
111 carol.succeed("ping -c 4 {}".format(alice_ip6))
112 carol.succeed("ping -c 4 {}".format(bob_ip6))
113
114 alice.succeed("ping -c 4 {}".format(bob_ip6))
115 bob.succeed("ping -c 4 {}".format(alice_ip6))
116
117 alice.wait_for_unit("httpd.service")
118
119 bob.succeed("curl --fail -g http://[{}]".format(alice_ip6))
120 '';
121})