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defmodule ShardTest.Conn do
use ExUnit.Case
doctest Shard.Application
require Salty.Box.Curve25519xchacha20poly1305, as: Box
require Salty.Sign.Ed25519, as: Sign
test "crypto connection" do
{srv_pkey, srv_skey} = Shard.Identity.get_keypair
{:ok, sess_pkey, sess_skey} = Box.keypair
{:ok, challenge} = Salty.Random.buf 32
{:ok, socket} = :gen_tcp.connect {127,0,0,1}, 4045, [:binary, packet: 2, active: false]
hello = {srv_pkey, sess_pkey, challenge, 0}
:gen_tcp.send(socket, :erlang.term_to_binary hello)
{:ok, pkt} = :gen_tcp.recv(socket, 0)
{cli_pkey, cli_sess_pkey, cli_challenge, _his_port} = :erlang.binary_to_term(pkt, [:safe])
{:ok, cli_challenge_sign} = Sign.sign_detached(cli_challenge, srv_skey)
sendmsg(socket, cli_challenge_sign, cli_sess_pkey, sess_skey)
challenge_sign = recvmsg(socket, cli_sess_pkey, sess_skey)
:ok = Sign.verify_detached(challenge_sign, challenge, cli_pkey)
pkt = :erlang.binary_to_term(recvmsg(socket, cli_sess_pkey, sess_skey), [:safe])
IO.puts (inspect pkt)
end
defp sendmsg(sock, msg, pk, sk) do
{:ok, n} = Salty.Random.buf Box.noncebytes
{:ok, msg} = Box.easy(msg, n, pk, sk)
:gen_tcp.send(sock, n <> msg)
end
defp recvmsg(sock, pk, sk) do
{:ok, pkt} = :gen_tcp.recv(sock, 0)
n = binary_part(pkt, 0, Box.noncebytes)
enc = binary_part(pkt, Box.noncebytes, (byte_size pkt) - Box.noncebytes)
{:ok, msg} = Box.open_easy(enc, n, pk, sk)
msg
end
test "set nickname" do
Shard.Identity.set_nickname "test bot"
end
test "connect to other instance" do
Shard.Manager.add_peer({127, 0, 0, 1}, 4045)
receive do after 100 -> nil end
end
@tag :skip
test "connect to chat rooms" do
{:ok, pid1} = DynamicSupervisor.start_child(Shard.DynamicSupervisor, {SApp.Chat, "test"})
{:ok, pid2} = DynamicSupervisor.start_child(Shard.DynamicSupervisor, {SApp.Chat, "other_test"})
GenServer.cast(pid1, {:chat_send, "test msg 1"})
GenServer.cast(pid2, {:chat_send, "test msg 2"})
{:error, :redundant} = DynamicSupervisor.start_child(Shard.DynamicSupervisor, {SApp.Chat, "test"})
end
end
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