Mercurial > prosody-modules

annotate mod_seclabels/mod_seclabels.lua @ 1125:901e361af918

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_bidi: Fix accidentally module-global value
author Kim Alvefur <zash@zash.se>
date Sat, 03 Aug 2013 00:35:20 +0200
parents 020b5944a973
children 2df312eb816d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local st = require "util.stanza";
981
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
2 local xml = require "util.xml";
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 local xmlns_label = "urn:xmpp:sec-label:0";
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
5 local xmlns_label_catalog = "urn:xmpp:sec-label:catalog:2";
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
6 local xmlns_label_catalog_old = "urn:xmpp:sec-label:catalog:0"; -- COMPAT
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 module:add_feature(xmlns_label);
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
9 module:add_feature(xmlns_label_catalog);
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
10 module:add_feature(xmlns_label_catalog_old);
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
12 module:hook("account-disco-info", function(event) -- COMPAT
266
e7296274f48c mod_seclabels: Advertise features in account disco#info, fixes interop with Swift
Kim Alvefur <zash@zash.se>
parents: 252
diff changeset
13 local stanza = event.stanza;
e7296274f48c mod_seclabels: Advertise features in account disco#info, fixes interop with Swift
Kim Alvefur <zash@zash.se>
parents: 252
diff changeset
14 stanza:tag('feature', {var=xmlns_label}):up();
e7296274f48c mod_seclabels: Advertise features in account disco#info, fixes interop with Swift
Kim Alvefur <zash@zash.se>
parents: 252
diff changeset
15 stanza:tag('feature', {var=xmlns_label_catalog}):up();
e7296274f48c mod_seclabels: Advertise features in account disco#info, fixes interop with Swift
Kim Alvefur <zash@zash.se>
parents: 252
diff changeset
16 end);
e7296274f48c mod_seclabels: Advertise features in account disco#info, fixes interop with Swift
Kim Alvefur <zash@zash.se>
parents: 252
diff changeset
17
449
08ffbbdafeea mod_seclabels: Fetch catalog from config.
Kim Alvefur <zash@zash.se>
parents: 266
diff changeset
18 local default_labels = {
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
19 {
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
20 name = "Unclassified",
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
21 label = true,
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
22 default = true,
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
23 },
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 Classified = {
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 SECRET = { color = "black", bgcolor = "aqua", label = "THISISSECRET" };
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 PUBLIC = { label = "THISISPUBLIC" };
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 };
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 };
937
5276e1fc26b6 mod_seclabels: Remove config-reloaded hook. Just reload the module to update
Kim Alvefur <zash@zash.se>
parents: 452
diff changeset
29 local catalog_name = module:get_option_string("security_catalog_name", "Default");
5276e1fc26b6 mod_seclabels: Remove config-reloaded hook. Just reload the module to update
Kim Alvefur <zash@zash.se>
parents: 452
diff changeset
30 local catalog_desc = module:get_option_string("security_catalog_desc", "My labels");
5276e1fc26b6 mod_seclabels: Remove config-reloaded hook. Just reload the module to update
Kim Alvefur <zash@zash.se>
parents: 452
diff changeset
31 local labels = module:get_option("security_labels", default_labels);
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
33 function handle_catalog_request(request)
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 local catalog_request = request.stanza.tags[1];
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 local reply = st.reply(request.stanza)
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 :tag("catalog", {
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
37 xmlns = catalog_request.attr.xmlns,
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 to = catalog_request.attr.to,
449
08ffbbdafeea mod_seclabels: Fetch catalog from config.
Kim Alvefur <zash@zash.se>
parents: 266
diff changeset
39 name = catalog_name,
08ffbbdafeea mod_seclabels: Fetch catalog from config.
Kim Alvefur <zash@zash.se>
parents: 266
diff changeset
40 desc = catalog_desc
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 });
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43 local function add_labels(catalog, labels, selector)
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
44 local function add_item(item, name)
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
45 local name = name or item.name;
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
46 if item.label then
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
47 if catalog_request.attr.xmlns == xmlns_label_catalog then
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
48 catalog:tag("item", {
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
49 selector = selector..name,
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
50 default = item.default and "true" or nil,
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
51 }):tag("securitylabel", { xmlns = xmlns_label })
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
52 else -- COMPAT
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
53 catalog:tag("securitylabel", {
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
54 xmlns = xmlns_label,
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
55 selector = selector..name,
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
56 default = item.default and "true" or nil,
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
57 })
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
58 end
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
59 if item.display or item.color or item.bgcolor then
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
60 catalog:tag("displaymarking", {
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
61 fgcolor = item.color,
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
62 bgcolor = item.bgcolor,
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
63 }):text(item.display or name):up();
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
64 end
981
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
65 if item.label == true then
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
66 catalog:tag("label"):text(name):up();
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
67 elseif type(item.label) == "string" then
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
68 -- TODO Do we need anything other than XML parsing?
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
69 if item.label:sub(1,1) == "<" then
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
70 catalog:tag("label"):add_child(xml.parse(item.label)):up();
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
71 else
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
72 catalog:tag("label"):text(item.label):up();
020b5944a973 mod_seclabels: Allow stanzas or XML strings as labels in the config
Kim Alvefur <zash@zash.se>
parents: 937
diff changeset
73 end
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
74 elseif type(item.label) == "table" then
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
75 catalog:tag("label"):add_child(item.label):up();
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
76 end
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
77 catalog:up();
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
78 if catalog_request.attr.xmlns == xmlns_label_catalog then
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
79 catalog:up();
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
80 end
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 else
452
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
82 add_labels(catalog, item, (selector or "")..name.."|");
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
83 end
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
84 end
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
85 for i = 1,#labels do
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
86 add_item(labels[i])
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
87 end
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
88 for name, child in pairs(labels) do
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
89 if type(name) == "string" then
48b615229509 mod_seclabels: Support orderd items
Kim Alvefur <zash@zash.se>
parents: 451
diff changeset
90 add_item(child, name)
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
91 end
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
92 end
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
93 end
451
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
94 -- TODO query remote servers
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
95 --[[ FIXME later
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
96 labels = module:fire_event("sec-label-catalog", {
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
97 to = catalog_request.attr.to,
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
98 request = request; -- or just origin?
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
99 labels = labels;
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
100 }) or labels;
f43d2d26c1c4 mod_seclabels: Fix config reloading
Kim Alvefur <zash@zash.se>
parents: 450
diff changeset
101 --]]
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
102 add_labels(reply, labels, "");
252
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
103 request.origin.send(reply);
8eae74a31acb mod_seclabels: Prototype security labels plugin
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
104 return true;
450
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
105 end
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
106 module:hook("iq/host/"..xmlns_label_catalog..":catalog", handle_catalog_request);
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
107 module:hook("iq/self/"..xmlns_label_catalog..":catalog", handle_catalog_request); -- COMPAT
fb152d4af082 mod_seclabels: Update to latest catalog schema, while keeping compatibility with the old one.
Kim Alvefur <zash@zash.se>
parents: 449
diff changeset
108 module:hook("iq/self/"..xmlns_label_catalog_old..":catalog", handle_catalog_request); -- COMPAT