annotate mod_client_certs/README.md @ 6082:1a6cd0bbb7ab

mod_compliance_2023: Add 2023 Version of the compliance module, basis is the 2021 Version. diff --git a/mod_compliance_2023/README.md b/mod_compliance_2023/README.md new file mode 100644 --- /dev/null +++ b/mod_compliance_2023/README.md @@ -0,0 +1,22 @@ +--- +summary: XMPP Compliance Suites 2023 self-test +labels: +- Stage-Beta +rockspec: + dependencies: + - mod_cloud_notify + +... + +Compare the list of enabled modules with +[XEP-0479: XMPP Compliance Suites 2023] and produce basic report to the +Prosody log file. + +If installed with the Prosody plugin installer then all modules needed for a green checkmark should be included. (With prosody 0.12 only [mod_cloud_notify] is not included with prosody and we need the community module) + +# Compatibility + + Prosody-Version Status + --------------- ---------------------- + trunk Works as of 2024-12-21 + 0.12 Works diff --git a/mod_compliance_2023/mod_compliance_2023.lua b/mod_compliance_2023/mod_compliance_2023.lua new file mode 100644 --- /dev/null +++ b/mod_compliance_2023/mod_compliance_2023.lua @@ -0,0 +1,79 @@ +-- Copyright (c) 2021 Kim Alvefur +-- +-- This module is MIT licensed. + +local hostmanager = require "core.hostmanager"; + +local array = require "util.array"; +local set = require "util.set"; + +local modules_enabled = module:get_option_inherited_set("modules_enabled"); + +for host in pairs(hostmanager.get_children(module.host)) do + local component = module:context(host):get_option_string("component_module"); + if component then + modules_enabled:add(component); + modules_enabled:include(module:context(host):get_option_set("modules_enabled", {})); + end +end + +local function check(suggested, alternate, ...) + if set.intersection(modules_enabled, set.new({suggested; alternate; ...})):empty() then return suggested; end + return false; +end + +local compliance = { + array {"Server"; check("tls"); check("disco")}; + + array {"Advanced Server"; check("pep", "pep_simple")}; + + array {"Web"; check("bosh"); check("websocket")}; + + -- No Server requirements for Advanced Web + + array {"IM"; check("vcard_legacy", "vcard"); check("carbons"); check("http_file_share", "http_upload")}; + + array { + "Advanced IM"; + check("vcard_legacy", "vcard"); + check("blocklist"); + check("muc"); + check("private"); + check("smacks"); + check("mam"); + check("bookmarks"); + }; + + array {"Mobile"; check("smacks"); check("csi_simple", "csi_battery_saver")}; + + array {"Advanced Mobile"; check("cloud_notify")}; + + array {"A/V Calling"; check("turn_external", "external_services", "turncredentials", "extdisco")}; + +}; + +function check_compliance() + local compliant = true; + for _, suite in ipairs(compliance) do + local section = suite:pop(1); + if module:get_option_boolean("compliance_" .. section:lower():gsub("%A", "_"), true) then + local missing = set.new(suite:filter(function(m) return type(m) == "string" end):map(function(m) return "mod_" .. m end)); + if suite[1] then + if compliant then + compliant = false; + module:log("warn", "Missing some modules for XMPP Compliance 2023"); + end + module:log("info", "%s Compliance: %s", section, missing); + end + end + end + + if compliant then module:log("info", "XMPP Compliance 2023: Compliant ✔️"); end +end + +if prosody.start_time then + check_compliance() +else + module:hook_global("server-started", check_compliance); +end +
author Menel <menel@snikket.de>
date Sun, 22 Dec 2024 16:06:28 +0100
parents fe081789f7b5
children
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1 ---
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2 labels:
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3 - 'Stage-Alpha'
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4 summary: 'Client-side certificate management for Prosody'
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5 ...
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7 Introduction
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8 ============
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9
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10 [XEP-0257](http://xmpp.org/extensions/xep-0257.html) specifies a
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11 protocol for clients to store and manage client side certificates. When
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12 a client presents a stored client side certificate during the TLS
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13 handshake, it can log in without supplying a password (using SASL
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14 EXTERNAL). This makes it possible to have multiple devices accessing an
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15 account, without any of them needing to know the password, and makes it
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16 easier to revoke access for a single device.
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18 Details
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19 =======
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20
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21 Each user can add their own certificates. These do not need to be signed
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22 by a trusted CA, yet they do need to be valid at the time of logging in
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23 and they should include an subjectAltName with otherName
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24 "id-on-xmppAddr" with the JID of the user.
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25
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26 Generating your certificate
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27 ---------------------------
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28
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29 1. To generate your own certificate with a "id-on-xmppAddr" attribute
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30 using the command line `openssl` tool, first create a file called
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31 `client.cnf` with contents:
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32
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33 [req] prompt = no
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34 x509_extensions = v3_extensions
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35 req_extensions = v3_extensions
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36 distinguished_name = distinguished_name
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37
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38 [v3_extensions]
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39 extendedKeyUsage = clientAuth
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40 keyUsage = digitalSignature,keyEncipherment
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41 basicConstraints = CA:FALSE
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42 subjectAltName = @subject_alternative_name
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43
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44 [subject_alternative_name]
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45 otherName.0 =
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46 1.3.6.1.5.5.7.8.5;FORMAT:UTF8,UTF8:hamlet@shakespeare.lit
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47
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48 [distinguished_name]
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49 commonName = Your Name
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50 emailAddress = hamlet@shakespeare.lit
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52 2. Replace the values for `otherName.0` and `commonName` and
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53 `emailAddress` with your own values. The JID in `otherName.0` can
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54 either be a full JID or a bare JID, in the former case, the client
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55 can only use the resource specified in the resource. There are many
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56 other fields you can add, however, for SASL EXTERNAL, they will have
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57 no meaning. You can add more JIDs as `otherName.1`, `otherName.2`,
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58 etc.
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59 3. Create a private key (as an example, a 4096 bits RSA key):
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60
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61 openssl genrsa -out client.key 4096
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62
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63 4. Create the certificate request:
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64
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65 openssl req -key client.key -new -out client.req -config client.cnf -extensions v3_extensions
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66
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67 5. Sign it yourself:
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68
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69 openssl x509 -req -days 365 -in client.req -signkey client.key -out client.crt -extfile client.cnf -extensions v3_extensions
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70
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71 The 365 means the certificate will be valid for a year starting now.
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72
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73 The `client.key` **must** be kept secret, and is only needed by clients
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74 connecting using this certificate. The `client.crt` file contains the
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75 certificate that should be sent to the server using XEP-0257, and is
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76 also needed by clients connecting to the server. The `client.req` file
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77 is not needed anymore.
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78
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79 Configuration
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80 =============
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81
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82 (None yet)
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84 Compatibility
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85 =============
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86
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87 ----- -----------------------------
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88 0.9 Works
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89 0.8 Untested. Probably doesn't.
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90 ----- -----------------------------
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91
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92 Clients
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93 =======
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94
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95 (None?)
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97 TODO
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98 ====
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99
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100 Possible options to add to the configuration:
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101
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102 - Require certificates to be signed by a trusted CA.
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103 - Do not require a id-on-xmppAddr
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104 - Remove expired certs after a certain time
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105 - Limit the number of certificates per user