Extract login/signout routes from global file
Matthew McGarvey
4 years ago
parent
5e8856e65b
commit
2dacdf0210
@ -0,0 +1,508 @@
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class Invidious::Routes::Login < Invidious::Routes::BaseRoute
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def login_page(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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return env.redirect "/feed/subscriptions" if user
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if !config.login_enabled
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return error_template(400, "Login has been disabled by administrator.")
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end
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referer = get_referer(env, "/feed/subscriptions")
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email = nil
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password = nil
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captcha = nil
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account_type = env.params.query["type"]?
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account_type ||= "invidious"
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captcha_type = env.params.query["captcha"]?
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captcha_type ||= "image"
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tfa = env.params.query["tfa"]?
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prompt = nil
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templated "login"
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end
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def login(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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referer = get_referer(env, "/feed/subscriptions")
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if !config.login_enabled
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return error_template(403, "Login has been disabled by administrator.")
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end
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# https://stackoverflow.com/a/574698
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email = env.params.body["email"]?.try &.downcase.byte_slice(0, 254)
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password = env.params.body["password"]?
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account_type = env.params.query["type"]?
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account_type ||= "invidious"
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case account_type
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when "google"
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tfa_code = env.params.body["tfa"]?.try &.lchop("G-")
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traceback = IO::Memory.new
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# See https://github.com/ytdl-org/youtube-dl/blob/2019.04.07/youtube_dl/extractor/youtube.py#L82
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begin
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client = QUIC::Client.new(LOGIN_URL)
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headers = HTTP::Headers.new
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login_page = client.get("/ServiceLogin")
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headers = login_page.cookies.add_request_headers(headers)
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lookup_req = {
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email, nil, [] of String, nil, "US", nil, nil, 2, false, true,
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{nil, nil,
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{2, 1, nil, 1,
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"https://accounts.google.com/ServiceLogin?passive=true&continue=https%3A%2F%2Fwww.youtube.com%2Fsignin%3Fnext%3D%252F%26action_handle_signin%3Dtrue%26hl%3Den%26app%3Ddesktop%26feature%3Dsign_in_button&hl=en&service=youtube&uilel=3&requestPath=%2FServiceLogin&Page=PasswordSeparationSignIn",
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nil, [] of String, 4},
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1,
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{nil, nil, [] of String},
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nil, nil, nil, true,
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},
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email,
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}.to_json
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traceback << "Getting lookup..."
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headers["Content-Type"] = "application/x-www-form-urlencoded;charset=utf-8"
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headers["Google-Accounts-XSRF"] = "1"
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response = client.post("/_/signin/sl/lookup", headers, login_req(lookup_req))
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lookup_results = JSON.parse(response.body[5..-1])
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traceback << "done, returned #{response.status_code}.<br/>"
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user_hash = lookup_results[0][2]
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if token = env.params.body["token"]?
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answer = env.params.body["answer"]?
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captcha = {token, answer}
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else
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captcha = nil
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end
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challenge_req = {
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user_hash, nil, 1, nil,
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{1, nil, nil, nil,
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{password, captcha, true},
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},
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{nil, nil,
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{2, 1, nil, 1,
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"https://accounts.google.com/ServiceLogin?passive=true&continue=https%3A%2F%2Fwww.youtube.com%2Fsignin%3Fnext%3D%252F%26action_handle_signin%3Dtrue%26hl%3Den%26app%3Ddesktop%26feature%3Dsign_in_button&hl=en&service=youtube&uilel=3&requestPath=%2FServiceLogin&Page=PasswordSeparationSignIn",
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nil, [] of String, 4},
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1,
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{nil, nil, [] of String},
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nil, nil, nil, true,
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},
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}.to_json
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traceback << "Getting challenge..."
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response = client.post("/_/signin/sl/challenge", headers, login_req(challenge_req))
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headers = response.cookies.add_request_headers(headers)
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challenge_results = JSON.parse(response.body[5..-1])
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traceback << "done, returned #{response.status_code}.<br/>"
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headers["Cookie"] = URI.decode_www_form(headers["Cookie"])
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if challenge_results[0][3]?.try &.== 7
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return error_template(423, "Account has temporarily been disabled")
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end
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if token = challenge_results[0][-1]?.try &.[-1]?.try &.as_h?.try &.["5001"]?.try &.[-1].as_a?.try &.[-1].as_s
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account_type = "google"
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captcha_type = "image"
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prompt = nil
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tfa = tfa_code
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captcha = {tokens: [token], question: ""}
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return templated "login"
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end
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if challenge_results[0][-1]?.try &.[5] == "INCORRECT_ANSWER_ENTERED"
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return error_template(401, "Incorrect password")
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end
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prompt_type = challenge_results[0][-1]?.try &.[0].as_a?.try &.[0][2]?
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if {"TWO_STEP_VERIFICATION", "LOGIN_CHALLENGE"}.includes? prompt_type
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traceback << "Handling prompt #{prompt_type}.<br/>"
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case prompt_type
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when "TWO_STEP_VERIFICATION"
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prompt_type = 2
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else # "LOGIN_CHALLENGE"
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prompt_type = 4
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end
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# Prefer Authenticator app and SMS over unsupported protocols
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if !{6, 9, 12, 15}.includes?(challenge_results[0][-1][0][0][8].as_i) && prompt_type == 2
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tfa = challenge_results[0][-1][0].as_a.select { |auth_type| {6, 9, 12, 15}.includes? auth_type[8] }[0]
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traceback << "Selecting challenge #{tfa[8]}..."
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select_challenge = {prompt_type, nil, nil, nil, {tfa[8]}}.to_json
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tl = challenge_results[1][2]
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tfa = client.post("/_/signin/selectchallenge?TL=#{tl}", headers, login_req(select_challenge)).body
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tfa = tfa[5..-1]
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tfa = JSON.parse(tfa)[0][-1]
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traceback << "done.<br/>"
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else
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traceback << "Using challenge #{challenge_results[0][-1][0][0][8]}.<br/>"
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tfa = challenge_results[0][-1][0][0]
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end
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if tfa[5] == "QUOTA_EXCEEDED"
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return error_template(423, "Quota exceeded, try again in a few hours")
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end
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if !tfa_code
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account_type = "google"
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captcha_type = "image"
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case tfa[8]
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when 6, 9
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prompt = "Google verification code"
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when 12
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prompt = "Login verification, recovery email: #{tfa[-1][tfa[-1].as_h.keys[0]][0]}"
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when 15
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prompt = "Login verification, security question: #{tfa[-1][tfa[-1].as_h.keys[0]][0]}"
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else
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prompt = "Google verification code"
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end
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tfa = nil
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captcha = nil
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return templated "login"
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end
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tl = challenge_results[1][2]
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request_type = tfa[8]
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case request_type
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when 6 # Authenticator app
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tfa_req = {
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user_hash, nil, 2, nil,
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{6, nil, nil, nil, nil,
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{tfa_code, false},
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},
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}.to_json
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when 9 # Voice or text message
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tfa_req = {
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user_hash, nil, 2, nil,
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{9, nil, nil, nil, nil, nil, nil, nil,
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{nil, tfa_code, false, 2},
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},
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}.to_json
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when 12 # Recovery email
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tfa_req = {
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user_hash, nil, 4, nil,
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{12, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil,
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{tfa_code},
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},
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}.to_json
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when 15 # Security question
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tfa_req = {
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user_hash, nil, 5, nil,
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{15, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil,
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{tfa_code},
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},
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}.to_json
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else
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return error_template(500, "Unable to log in, make sure two-factor authentication (Authenticator or SMS) is turned on.")
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end
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traceback << "Submitting challenge..."
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response = client.post("/_/signin/challenge?hl=en&TL=#{tl}", headers, login_req(tfa_req))
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headers = response.cookies.add_request_headers(headers)
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challenge_results = JSON.parse(response.body[5..-1])
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if (challenge_results[0][-1]?.try &.[5] == "INCORRECT_ANSWER_ENTERED") ||
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(challenge_results[0][-1]?.try &.[5] == "INVALID_INPUT")
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return error_template(401, "Invalid TFA code")
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end
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traceback << "done.<br/>"
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end
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traceback << "Logging in..."
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location = URI.parse(challenge_results[0][-1][2].to_s)
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cookies = HTTP::Cookies.from_headers(headers)
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headers.delete("Content-Type")
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headers.delete("Google-Accounts-XSRF")
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loop do
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if !location || location.path == "/ManageAccount"
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break
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end
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# Occasionally there will be a second page after login confirming
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# the user's phone number ("/b/0/SmsAuthInterstitial"), which we currently don't handle.
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if location.path.starts_with? "/b/0/SmsAuthInterstitial"
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traceback << "Unhandled dialog /b/0/SmsAuthInterstitial."
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end
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login = client.get(location.full_path, headers)
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headers = login.cookies.add_request_headers(headers)
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location = login.headers["Location"]?.try { |u| URI.parse(u) }
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end
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cookies = HTTP::Cookies.from_headers(headers)
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sid = cookies["SID"]?.try &.value
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if !sid
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raise "Couldn't get SID."
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end
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user, sid = get_user(sid, headers, PG_DB)
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# We are now logged in
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traceback << "done.<br/>"
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host = URI.parse(env.request.headers["Host"]).host
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if Kemal.config.ssl || config.https_only
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secure = true
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else
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secure = false
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end
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cookies.each do |cookie|
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if Kemal.config.ssl || config.https_only
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cookie.secure = secure
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else
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cookie.secure = secure
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end
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if cookie.extension
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cookie.extension = cookie.extension.not_nil!.gsub(".youtube.com", host)
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cookie.extension = cookie.extension.not_nil!.gsub("Secure; ", "")
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end
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env.response.cookies << cookie
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end
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if env.request.cookies["PREFS"]?
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preferences = env.get("preferences").as(Preferences)
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PG_DB.exec("UPDATE users SET preferences = $1 WHERE email = $2", preferences.to_json, user.email)
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cookie = env.request.cookies["PREFS"]
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cookie.expires = Time.utc(1990, 1, 1)
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env.response.cookies << cookie
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end
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env.redirect referer
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rescue ex
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traceback.rewind
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# error_message = translate(locale, "Login failed. This may be because two-factor authentication is not turned on for your account.")
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error_message = %(#{ex.message}<br/>Traceback:<br/><div style="padding-left:2em" id="traceback">#{traceback.gets_to_end}</div>)
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return error_template(500, error_message)
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end
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when "invidious"
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if !email
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return error_template(401, "User ID is a required field")
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end
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if !password
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return error_template(401, "Password is a required field")
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end
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user = PG_DB.query_one?("SELECT * FROM users WHERE email = $1", email, as: User)
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if user
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if !user.password
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return error_template(400, "Please sign in using 'Log in with Google'")
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end
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if Crypto::Bcrypt::Password.new(user.password.not_nil!).verify(password.byte_slice(0, 55))
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sid = Base64.urlsafe_encode(Random::Secure.random_bytes(32))
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PG_DB.exec("INSERT INTO session_ids VALUES ($1, $2, $3)", sid, email, Time.utc)
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if Kemal.config.ssl || config.https_only
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secure = true
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else
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secure = false
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end
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if config.domain
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env.response.cookies["SID"] = HTTP::Cookie.new(name: "SID", domain: "#{config.domain}", value: sid, expires: Time.utc + 2.years,
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secure: secure, http_only: true)
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else
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env.response.cookies["SID"] = HTTP::Cookie.new(name: "SID", value: sid, expires: Time.utc + 2.years,
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secure: secure, http_only: true)
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end
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else
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return error_template(401, "Wrong username or password")
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end
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# Since this user has already registered, we don't want to overwrite their preferences
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if env.request.cookies["PREFS"]?
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cookie = env.request.cookies["PREFS"]
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cookie.expires = Time.utc(1990, 1, 1)
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env.response.cookies << cookie
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end
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else
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if !config.registration_enabled
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return error_template(400, "Registration has been disabled by administrator.")
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end
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if password.empty?
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return error_template(401, "Password cannot be empty")
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end
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# See https://security.stackexchange.com/a/39851
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if password.bytesize > 55
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return error_template(400, "Password cannot be longer than 55 characters")
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end
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password = password.byte_slice(0, 55)
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if config.captcha_enabled
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captcha_type = env.params.body["captcha_type"]?
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answer = env.params.body["answer"]?
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change_type = env.params.body["change_type"]?
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if !captcha_type || change_type
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||||||
|
if change_type
|
||||||
|
captcha_type = change_type
|
||||||
|
end
|
||||||
|
captcha_type ||= "image"
|
||||||
|
|
||||||
|
account_type = "invidious"
|
||||||
|
tfa = false
|
||||||
|
prompt = ""
|
||||||
|
|
||||||
|
if captcha_type == "image"
|
||||||
|
captcha = generate_captcha(HMAC_KEY, PG_DB)
|
||||||
|
else
|
||||||
|
captcha = generate_text_captcha(HMAC_KEY, PG_DB)
|
||||||
|
end
|
||||||
|
|
||||||
|
return templated "login"
|
||||||
|
end
|
||||||
|
|
||||||
|
tokens = env.params.body.select { |k, v| k.match(/^token\[\d+\]$/) }.map { |k, v| v }
|
||||||
|
|
||||||
|
answer ||= ""
|
||||||
|
captcha_type ||= "image"
|
||||||
|
|
||||||
|
case captcha_type
|
||||||
|
when "image"
|
||||||
|
answer = answer.lstrip('0')
|
||||||
|
answer = OpenSSL::HMAC.hexdigest(:sha256, HMAC_KEY, answer)
|
||||||
|
|
||||||
|
begin
|
||||||
|
validate_request(tokens[0], answer, env.request, HMAC_KEY, PG_DB, locale)
|
||||||
|
rescue ex
|
||||||
|
return error_template(400, ex)
|
||||||
|
end
|
||||||
|
else # "text"
|
||||||
|
answer = Digest::MD5.hexdigest(answer.downcase.strip)
|
||||||
|
|
||||||
|
if tokens.empty?
|
||||||
|
return error_template(500, "Erroneous CAPTCHA")
|
||||||
|
end
|
||||||
|
|
||||||
|
found_valid_captcha = false
|
||||||
|
error_exception = Exception.new
|
||||||
|
tokens.each_with_index do |token, i|
|
||||||
|
begin
|
||||||
|
validate_request(token, answer, env.request, HMAC_KEY, PG_DB, locale)
|
||||||
|
found_valid_captcha = true
|
||||||
|
rescue ex
|
||||||
|
error_exception = ex
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
if !found_valid_captcha
|
||||||
|
return error_template(500, error_exception)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
sid = Base64.urlsafe_encode(Random::Secure.random_bytes(32))
|
||||||
|
user, sid = create_user(sid, email, password)
|
||||||
|
user_array = user.to_a
|
||||||
|
user_array[4] = user_array[4].to_json # User preferences
|
||||||
|
|
||||||
|
args = arg_array(user_array)
|
||||||
|
|
||||||
|
PG_DB.exec("INSERT INTO users VALUES (#{args})", args: user_array)
|
||||||
|
PG_DB.exec("INSERT INTO session_ids VALUES ($1, $2, $3)", sid, email, Time.utc)
|
||||||
|
|
||||||
|
view_name = "subscriptions_#{sha256(user.email)}"
|
||||||
|
PG_DB.exec("CREATE MATERIALIZED VIEW #{view_name} AS #{MATERIALIZED_VIEW_SQL.call(user.email)}")
|
||||||
|
|
||||||
|
if Kemal.config.ssl || config.https_only
|
||||||
|
secure = true
|
||||||
|
else
|
||||||
|
secure = false
|
||||||
|
end
|
||||||
|
|
||||||
|
if config.domain
|
||||||
|
env.response.cookies["SID"] = HTTP::Cookie.new(name: "SID", domain: "#{config.domain}", value: sid, expires: Time.utc + 2.years,
|
||||||
|
secure: secure, http_only: true)
|
||||||
|
else
|
||||||
|
env.response.cookies["SID"] = HTTP::Cookie.new(name: "SID", value: sid, expires: Time.utc + 2.years,
|
||||||
|
secure: secure, http_only: true)
|
||||||
|
end
|
||||||
|
|
||||||
|
if env.request.cookies["PREFS"]?
|
||||||
|
preferences = env.get("preferences").as(Preferences)
|
||||||
|
PG_DB.exec("UPDATE users SET preferences = $1 WHERE email = $2", preferences.to_json, user.email)
|
||||||
|
|
||||||
|
cookie = env.request.cookies["PREFS"]
|
||||||
|
cookie.expires = Time.utc(1990, 1, 1)
|
||||||
|
env.response.cookies << cookie
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
env.redirect referer
|
||||||
|
else
|
||||||
|
env.redirect referer
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
def signout(env)
|
||||||
|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
|
||||||
|
|
||||||
|
user = env.get? "user"
|
||||||
|
sid = env.get? "sid"
|
||||||
|
referer = get_referer(env)
|
||||||
|
|
||||||
|
if !user
|
||||||
|
return env.redirect referer
|
||||||
|
end
|
||||||
|
|
||||||
|
user = user.as(User)
|
||||||
|
sid = sid.as(String)
|
||||||
|
token = env.params.body["csrf_token"]?
|
||||||
|
|
||||||
|
begin
|
||||||
|
validate_request(token, sid, env.request, HMAC_KEY, PG_DB, locale)
|
||||||
|
rescue ex
|
||||||
|
return error_template(400, ex)
|
||||||
|
end
|
||||||
|
|
||||||
|
PG_DB.exec("DELETE FROM session_ids * WHERE id = $1", sid)
|
||||||
|
|
||||||
|
env.request.cookies.each do |cookie|
|
||||||
|
cookie.expires = Time.utc(1990, 1, 1)
|
||||||
|
env.response.cookies << cookie
|
||||||
|
end
|
||||||
|
|
||||||
|
env.redirect referer
|
||||||
|
end
|
||||||
|
end
|
||||||
Loading…
Reference in New Issue