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local TEST_TIMEOUT = 2
describe("http.socks module", function()
local http_socks = require "http.socks"
local cqueues = require "cqueues"
local ca = require "cqueues.auxlib"
local ce = require "cqueues.errno"
local cs = require "cqueues.socket"
it("works with connect constructor", function()
assert(http_socks.connect("socks5://127.0.0.1"))
assert(http_socks.connect("socks5h://username:password@127.0.0.1"))
end)
it("fails on unknown protocols", function()
assert.has.errors(function()
http_socks.connect("socks3://host")
end)
end)
it("fails when userinfo is missing password", function()
assert.has.errors(function()
http_socks.connect("socks5h://user@host")
end)
end)
it("has a working :clone", function()
local socks = http_socks.connect("socks5://127.0.0.1")
assert.same(socks, socks:clone())
end)
it("has a working :clone when userinfo present", function()
local socks = http_socks.connect("socks5://user:pass@127.0.0.1")
assert.same(socks, socks:clone())
end)
it("can negotiate a IPv4 connection with no auth", function()
local s, c = ca.assert(cs.pair())
local cq = cqueues.new()
cq:wrap(function()
assert(http_socks.fdopen(c):negotiate("127.0.0.1", 123))
end)
cq:wrap(function()
assert.same("\5", s:read(1))
local n = assert(s:read(1)):byte()
local available_auth = assert(s:read(n))
assert.same("\0", available_auth)
assert(s:xwrite("\5\0", "n"))
assert.same("\5\1\0\1\127\0\0\1\0\123", s:read(10))
assert(s:xwrite("\5\0\0\1\127\0\0\1\12\34", "n"))
end)
assert_loop(cq, TEST_TIMEOUT)
assert.truthy(cq:empty())
s:close()
c:close()
end)
it("can negotiate a IPv6 connection with username+password auth", function()
local s, c = ca.assert(cs.pair())
local cq = cqueues.new()
cq:wrap(function()
c = http_socks.fdopen(c)
assert(c:add_username_password_auth("open", "sesame"))
assert(c:negotiate("::1", 123))
c:close()
end)
cq:wrap(function()
assert.same("\5", s:read(1))
local n = assert(s:read(1)):byte()
local available_auth = assert(s:read(n))
assert.same("\0\2", available_auth)
assert(s:xwrite("\5\2", "n"))
assert.same("\1\4open\6sesame", s:read(13))
assert(s:xwrite("\1\0", "n"))
assert.same("\5\1\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\123", s:read(22))
assert(s:xwrite("\5\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\12\34", "n"))
s:close()
end)
assert_loop(cq, TEST_TIMEOUT)
assert.truthy(cq:empty())
end)
it("can negotiate a connection where peername is a domain", function()
local s, c = ca.assert(cs.pair())
local cq = cqueues.new()
cq:wrap(function()
c = http_socks.fdopen(c)
assert(c:negotiate("127.0.0.1", 123))
assert.same(cs.AF_UNSPEC, c.dst_family)
assert.same("test", c.dst_host)
assert.same(1234, c.dst_port)
c:close()
end)
cq:wrap(function()
assert.same("\5", s:read(1))
local n = assert(s:read(1)):byte()
local available_auth = assert(s:read(n))
assert.same("\0", available_auth)
assert(s:xwrite("\5\0", "n"))
assert.same("\5\1\0\1\127\0\0\1\0\123", s:read(10))
assert(s:xwrite("\5\0\0\3\4test\4\210", "n"))
s:close()
end)
assert_loop(cq, TEST_TIMEOUT)
assert.truthy(cq:empty())
end)
it("fails incorrect username+password with EACCES", function()
local s, c = ca.assert(cs.pair())
local cq = cqueues.new()
cq:wrap(function()
c = http_socks.fdopen(c)
assert(c:add_username_password_auth("open", "sesame"))
assert.same(ce.EACCES, select(3, c:negotiate("unused", 123)))
c:close()
end)
cq:wrap(function()
assert.same("\5", s:read(1))
local n = assert(s:read(1)):byte()
local available_auth = assert(s:read(n))
assert.same("\0\2", available_auth)
assert(s:xwrite("\5\2", "n"))
assert.same("\1\4open\6sesame", s:read(13))
assert(s:xwrite("\1\1", "n"))
s:close()
end)
assert_loop(cq, TEST_TIMEOUT)
assert.truthy(cq:empty())
end)
it("fails with correct error messages", function()
for i, correct_errno in ipairs({
false;
ce.EACCES;
ce.ENETUNREACH;
ce.EHOSTUNREACH;
ce.ECONNREFUSED;
ce.ETIMEDOUT;
ce.EOPNOTSUPP;
ce.EAFNOSUPPORT;
}) do
local c, s = ca.assert(cs.pair())
local cq = cqueues.new()
cq:wrap(function()
c = http_socks.fdopen(c)
local ok, _, errno = c:negotiate("127.0.0.1", 123)
assert.falsy(ok)
if correct_errno then
assert.same(correct_errno, errno)
end
c:close()
end)
cq:wrap(function()
assert.same("\5", s:read(1))
local n = assert(s:read(1)):byte()
local available_auth = assert(s:read(n))
assert.same("\0", available_auth)
assert(s:xwrite("\5\0", "n"))
assert.same("\5\1\0\1\127\0\0\1\0\123", s:read(10))
assert(s:xwrite("\5" .. string.char(i), "n"))
s:close()
end)
assert_loop(cq, TEST_TIMEOUT)
assert.truthy(cq:empty())
end
end)
it("fails with EAFNOSUPPORT on unknown address type", function()
local s, c = ca.assert(cs.pair())
local cq = cqueues.new()
cq:wrap(function()
c = http_socks.fdopen(c)
local ok, _, errno = c:negotiate("127.0.0.1", 123)
assert.falsy(ok)
assert.same(ce.EAFNOSUPPORT, errno)
c:close()
end)
cq:wrap(function()
assert.same("\5", s:read(1))
local n = assert(s:read(1)):byte()
local available_auth = assert(s:read(n))
assert.same("\0", available_auth)
assert(s:xwrite("\5\0", "n"))
assert.same("\5\1\0\1\127\0\0\1\0\123", s:read(10))
assert(s:xwrite("\5\0\0\5", "n"))
s:close()
end)
assert_loop(cq, TEST_TIMEOUT)
assert.truthy(cq:empty())
end)
it("has a working :take_socket", function()
local s, c = ca.assert(cs.pair())
local socks = http_socks.fdopen(c)
assert.same(c, socks:take_socket())
assert.same(nil, socks:take_socket())
s:close()
c:close()
end)
end)
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