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annotate mod_auth_internal_yubikey/mod_auth_internal_yubikey.lua @ 841:0649883de4d3

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mod_password_policy: Initial commit.
author Waqas Hussain <waqas20@gmail.com>
date Fri, 05 Oct 2012 05:49:22 +0500
parents 960007b0901e
children 490cb9161c81
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rev   line source
341
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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9 local datamanager = require "util.datamanager";
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10 local storagemanager = require "core.storagemanager";
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11 local log = require "util.logger".init("auth_internal_yubikey");
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12 local type = type;
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13 local error = error;
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14 local ipairs = ipairs;
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15 local hashes = require "util.hashes";
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16 local jid = require "util.jid";
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17 local jid_bare = require "util.jid".bare;
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18 local config = require "core.configmanager";
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19 local usermanager = require "core.usermanager";
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20 local new_sasl = require "util.sasl".new;
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21 local nodeprep = require "util.encodings".stringprep.nodeprep;
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22 local hosts = hosts;
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23
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24 local prosody = _G.prosody;
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25
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26 local yubikey = require "yubikey".new_authenticator({
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27 prefix_length = module:get_option_number("yubikey_prefix_length", 0);
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28 check_credentials = function (ret, state, data)
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29 local account = data.account;
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30 local yubikey_hash = hashes.sha1(ret.public_id..ret.private_id..(ret.password or ""), true);
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31 if yubikey_hash == account.yubikey_hash then
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32 return true;
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33 end
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34 return false, "invalid-otp";
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35 end;
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36 store_device_info = function (state, data)
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37 local new_account = {};
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38 for k, v in pairs(data.account) do
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39 new_account[k] = v;
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40 end
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41 new_account.yubikey_state = state;
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42 datamanager.store(data.username, data.host, "accounts", new_account);
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43 end;
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44 });
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45
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46 local global_yubikey_key = module:get_option_string("yubikey_key");
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47
816
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48 local host = module.host;
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49 local provider = {};
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50 log("debug", "initializing default authentication provider for host '%s'", host);
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51
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52 function provider.test_password(username, password)
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53 log("debug", "test password '%s' for user %s at host %s", password, username, module.host);
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54
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55 local account_info = datamanager.load(username, host, "accounts") or {};
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56 local yubikey_key = account_info.yubikey_key or global_yubikey_key;
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57 if account_info.yubikey_key then
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58 log("debug", "Authenticating Yubikey OTP for %s", username);
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59 local authed, err = yubikey:authenticate(password, account_info.yubikey_key, account_info.yubikey_state or {}, { account = account_info, username = username, host = host });
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60 if not authed then
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61 log("debug", "Failed to authenticate %s via OTP: %s", username, err);
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62 return authed, err;
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63 end
816
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64 return authed;
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65 elseif account_info.password and password == account_info.password then
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66 -- No yubikey configured for this user, treat as normal password
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67 log("debug", "No yubikey configured for %s, successful login using password auth", username);
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68 return true;
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69 else
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70 return nil, "Auth failed. Invalid username or password.";
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71 end
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72 end
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73
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74 function provider.get_password(username)
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75 log("debug", "get_password for username '%s' at host '%s'", username, module.host);
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76 return (datamanager.load(username, host, "accounts") or {}).password;
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77 end
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78
816
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79 function provider.set_password(username, password)
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80 local account = datamanager.load(username, host, "accounts");
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81 if account then
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82 account.password = password;
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83 return datamanager.store(username, host, "accounts", account);
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84 end
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85 return nil, "Account not available.";
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86 end
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87
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88 function provider.user_exists(username)
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89 local account = datamanager.load(username, host, "accounts");
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90 if not account then
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91 log("debug", "account not found for username '%s' at host '%s'", username, module.host);
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92 return nil, "Auth failed. Invalid username";
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93 end
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94 return true;
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95 end
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96
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97 function provider.create_user(username, password)
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98 return datamanager.store(username, host, "accounts", {password = password});
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99 end
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100
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101 function provider.delete_user(username)
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102 return datamanager.store(username, host, "accounts", nil);
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103 end
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104
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105 function provider.get_sasl_handler()
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106 local realm = module:get_option("sasl_realm") or module.host;
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107 local getpass_authentication_profile = {
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108 plain_test = function(sasl, username, password, realm)
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109 local prepped_username = nodeprep(username);
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diff changeset
110 if not prepped_username then
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
111 log("debug", "NODEprep failed on username: %s", username);
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
112 return false, nil;
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
113 end
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
114
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
115 return usermanager.test_password(username, realm, password), true;
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
116 end
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
117 };
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
118 return new_sasl(realm, getpass_authentication_profile);
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
119 end
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
120
960007b0901e mod_auth_external, mod_auth_internal_yubikey: Get rid of useless wrapper function around the auth provider.
Waqas Hussain <waqas20@gmail.com>
parents: 814
diff changeset
121 module:provides("auth", provider);
341
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
122
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
123 function module.command(arg)
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
124 local command = arg[1];
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
125 table.remove(arg, 1);
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
126 if command == "associate" then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
127 local user_jid = arg[1];
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
128 if not user_jid or user_jid == "help" then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
129 prosodyctl.show_usage([[mod_auth_internal_yubikey associate JID]], [[Set the Yubikey details for a user]]);
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130 return 1;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
131 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
132
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
133 local username, host = jid.prepped_split(user_jid);
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
134 if not username or not host then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
135 print("Invalid JID: "..user_jid);
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
136 return 1;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
137 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
138
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
139 local password, public_id, private_id, key;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
140
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
141 for i=2,#arg do
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
142 local k, v = arg[i]:match("^%-%-(%w+)=(.*)$");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
143 if not k then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
144 k, v = arg[i]:match("^%-(%w)(.*)$");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
145 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
146 if k == "password" then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
147 password = v;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
148 elseif k == "fixed" then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
149 public_id = v;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
150 elseif k == "uid" then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
151 private_id = v;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
152 elseif k == "key" or k == "a" then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
153 key = v;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
154 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
155 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
156
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
157 if not password then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
158 print(":: Password ::");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
159 print("This is an optional password that should be always");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
160 print("entered during login *before* the yubikey password.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
161 print("If the yubikey is lost/stolen, unless the attacker");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
162 print("knows this prefix, they cannot access the account.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
163 print("");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
164 password = prosodyctl.read_password();
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
165 if not password then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
166 print("Cancelled.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
167 return 1;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
168 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
169 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
170
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
171 if not public_id then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
172 print(":: Public Yubikey ID ::");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
173 print("This is a fixed string of characters between 0 and 16");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
174 print("bytes long that the Yubikey prefixes to every token.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
175 print("The ID should be entered in modhex encoding, meaning ");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
176 print("a string up to 32 characters. This *must* match");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
177 print("exactly the fixed string programmed into the yubikey.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
178 print("");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
179 io.write("Enter fixed id (modhex): ");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
180 while true do
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
181 public_id = io.read("*l");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
182 if #public_id > 32 then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
183 print("The fixed id must be 32 characters or less. Please try again.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
184 elseif public_id:match("[^cbdefghijklnrtuv]") then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
185 print("The fixed id contains invalid characters. It must be entered in modhex encoding. Please try again.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
186 else
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
187 break;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
188 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
189 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
190 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
191
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
192 if not private_id then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
193 print(":: Private Yubikey ID ::");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
194 print("This is a fixed secret UID programmed into the yubikey");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
195 print("during configuration. It must be entered in hex (not modhex)");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
196 print("encoding. It is always 6 bytes long, which is 12 characters");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
197 print("in hex encoding.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
198 print("");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
199 while true do
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
200 io.write("Enter private UID (hex): ");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
201 private_id = io.read("*l");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
202 if #private_id ~= 12 then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
203 print("The id length must be 12 characters in hex encoding. Please try again.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
204 elseif private_id:match("%X") then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
205 print("The key contains invalid characters - it must be in hex encoding (not modhex). Please try again.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
206 else
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
207 break;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
208 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
209 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
210 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
211
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
212 if not key then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
213 print(":: AES Encryption Key ::");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
214 print("This is the secret key that the Yubikey uses to encrypt the");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
215 print("generated tokens. It is 32 characters in hex encoding.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
216 print("");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
217 while true do
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
218 io.write("Enter AES key (hex): ");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
219 key = io.read("*l");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
220 if #key ~= 32 then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
221 print("The key length must be 32 characters in hex encoding. Please try again.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
222 elseif key:match("%X") then
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
223 print("The key contains invalid characters - it must be in hex encoding (not modhex). Please try again.");
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
224 else
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
225 break;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
226 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
227 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
228 end
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
229
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
230 local hash = hashes.sha1(public_id..private_id..password, true);
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
231 local account = {
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
232 yubikey_hash = hash;
f801ce6826d5 mod_auth_internal_yubikey: New authentication provider for two-factor authentication with Yubikeys
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233 yubikey_key = key;
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234 };
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235 storagemanager.initialize_host(host);
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236 local ok, err = datamanager.store(username, host, "accounts", account);
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237 if not ok then
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238 print("Error saving configuration:");
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239 print("", err);
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240 return 1;
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241 end
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242 print("Saved.");
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243 return 0;
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244 end
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245 end