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test_auth.lua
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test_auth.lua
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local auth = require "mk.auth"
local crypto = require "crypto"
local util = require "wsapi.util"
local login_salt = "LOGIN_SALT"
local session_salt = "SESSION_SALT"
local users = {
mascarenhas = crypto.hmac.digest("sha1", "foobar", login_salt),
carregal = crypto.hmac.digest("sha1", "baz", login_salt),
}
local function login(user, pass)
if users[user] == pass then
return user
elseif users[user] then
return nil, "invalid password"
else
return nil, "user not found"
end
end
do
-- basic login
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local user, message = a:login("mascarenhas", "foobar")
assert(user == "mascarenhas")
assert(a:authenticate(message) == "mascarenhas")
end
do
-- make token
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local user, message = "mascarenhas", a:token("mascarenhas")
assert(a:authenticate(message) == user)
end
do
-- wrong password
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local user, message = a:login("mascarenhas", "foo")
assert(not user)
assert(message == "invalid password")
end
do
-- unknown user
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local user, message = a:login("fabio", "foo")
assert(not user)
assert(message == "user not found")
end
do
-- login expired
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt,
expiration = 0 }
local user, message = a:login("mascarenhas", "foobar")
assert(user == "mascarenhas")
user, message = a:authenticate(message)
assert(not user)
assert(message == "login expired")
end
do
-- try to impersonate user
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local user, message = a:login("mascarenhas", "foobar")
assert(user == "mascarenhas")
message = message:gsub("mascarenhas", "carregal")
user, message = a:authenticate(message)
assert(not user)
assert(message == "invalid login")
end
do
-- try to change expiration
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt, expiration = 0 }
local user, message = a:login("mascarenhas", "foobar")
assert(user == "mascarenhas")
message = message:gsub("exp=%d+", "exp=" .. (os.time() + 3600))
user, message = a:authenticate(message)
assert(not user)
assert(message == "invalid login")
end
do
-- test salt algorithm
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
assert(users["mascarenhas"] == a:salt_password("foobar"))
end
local function make_wsapi_app(user)
return function (wsapi_env)
assert(wsapi_env.MK_AUTH_USER == (user or ""))
end
end
do
-- successful login with json data
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("json=" .. json.encode({ username = "mascarenhas",
password = "foobar",
success = "/done",
failure = "/fail" }))
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/done")
local cookie = util.url_decode(headers["Set-Cookie"]:match("mk_auth_user=(.+)"))
local user, message = a:authenticate(cookie)
assert(user == "mascarenhas")
end
do
-- successful login with json data, json response
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("json=" .. json.encode({ username = "mascarenhas",
password = "foobar" }))
local status, headers, res = a:provider()(env)
assert(status == 200)
local res = json.decode(res())
local cookie = util.url_decode(headers["Set-Cookie"]:match("mk_auth_user=(.+)"))
local user, message = a:authenticate(cookie)
assert(user == "mascarenhas")
assert(res.user == user)
assert(a:authenticate(res.message) == user)
end
do
-- successful login with json data, change cookie name
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt, cookie = "cookie" }
local env = util.make_env_post("json=" .. json.encode({ username = "mascarenhas",
password = "foobar",
success = "/done",
failure = "/fail" }))
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/done")
local cookie = util.url_decode(headers["Set-Cookie"]:match("cookie=(.+)"))
local user, message = a:authenticate(cookie)
assert(user == "mascarenhas")
end
do
-- successful persistent login with json data
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("json=" .. json.encode({ username = "mascarenhas",
password = "foobar",
success = "/done",
persistent = true,
failure = "/fail" }))
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/done")
local cookie = util.url_decode(headers["Set-Cookie"]:match("mk_auth_user=(.-);"))
local user, message = a:authenticate(cookie)
assert(user == "mascarenhas")
end
do
-- bad login with json data, wrong password
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("json=" .. json.encode({ username = "mascarenhas",
password = "foo",
success = "/done",
failure = "/fail" }))
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/fail?message=invalid+password")
assert(headers["Set-Cookie"]:match("mk_auth_user=xxx"))
end
do
-- bad login with json data, wrong password, json response
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("json=" .. json.encode({ username = "mascarenhas",
password = "foo" }))
local status, headers, res = a:provider()(env)
assert(status == 200)
assert(headers["Set-Cookie"]:match("mk_auth_user=xxx"))
local res = json.decode(res())
assert(not res.user)
assert(res.message == "invalid password")
end
do
-- bad login with json data, unknown user
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("json=" .. json.encode({ username = "fabio",
password = "foo",
success = "/done",
failure = "/fail" }))
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/fail?message=user+not+found")
assert(headers["Set-Cookie"]:match("mk_auth_user=xxx"))
end
do
-- successful login with regular post data
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("username=mascarenhas&password=foobar&success=/done&failure=/fail")
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/done")
local cookie = util.url_decode(headers["Set-Cookie"]:match("mk_auth_user=(.+)"))
local user, message = a:authenticate(cookie)
assert(user == "mascarenhas")
end
do
-- successful persistent login with regular post data
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_post("username=mascarenhas&password=foobar&persistent=1&success=/done&failure=/fail")
local status, headers, res = a:provider()(env)
assert(status == 302)
assert(headers["Location"] == "/done")
local cookie = util.url_decode(headers["Set-Cookie"]:match("mk_auth_user=(.-);"))
local user, message = a:authenticate(cookie)
assert(user == "mascarenhas")
end
do
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_get()
local user, message = a:login("mascarenhas", "foobar")
env.HTTP_COOKIE = "mk_auth_user=" .. util.url_encode(message)
local ok = pcall(a:filter(make_wsapi_app("mascarenhas")), env)
assert(ok)
end
do
-- unsuccessful authorization, no cookie
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt }
local env = util.make_env_get()
local ok = pcall(a:filter(make_wsapi_app("mascarenhas")), env)
assert(not ok)
end
do
-- unsuccessful authorization, expired cookie
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt, expiration = 0 }
local user, message = a:login("mascarenhas", "foobar")
local env = util.make_env_get()
env.HTTP_COOKIE = "mk_auth_user=" .. util.url_encode(message)
local ok = pcall(a:filter(make_wsapi_app("mascarenhas")), env)
assert(not ok)
end
do
-- unsuccessful authorization, forged cookie
local a = auth.new{ login = login, login_salt = login_salt,
session_salt = session_salt, expires = 0 }
local user, message = a:login("mascarenhas", "foobar")
local env = util.make_env_get()
env.HTTP_COOKIE = "mk_auth_user=" .. util.url_encode(message:gsub("mascarenhas", "carregal"))
local ok = pcall(a:filter(make_wsapi_app("carregal")), env)
assert(not ok)
end