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-rw-r--r--core/configmanager.lua33
-rw-r--r--core/eventmanager.lua16
-rw-r--r--core/usermanager.lua142
-rw-r--r--net/xmppclient_listener.lua39
-rw-r--r--plugins/mod_offline.lua56
-rw-r--r--plugins/mod_posix.lua22
-rw-r--r--plugins/muc/muc.lib.lua62
-rw-r--r--plugins/storage/ejabberdstore.lib.lua190
-rw-r--r--plugins/storage/mod_storage.lua83
-rw-r--r--plugins/storage/sqlbasic.lib.lua97
-rw-r--r--plugins/storage/xep227store.lib.lua168
-rw-r--r--plugins/storage/xmlparse.lib.lua56
-rwxr-xr-xprosody19
-rwxr-xr-xprosodyctl59
-rw-r--r--util/sasl.lua21
-rw-r--r--util/sasl/anonymous.lua12
-rw-r--r--util/sasl/digest-md5.lua17
-rw-r--r--util/sasl/plain.lua28
-rw-r--r--util/sasl/scram.lua144
-rw-r--r--util/xmppstream.lua168
20 files changed, 1210 insertions, 222 deletions
diff --git a/core/configmanager.lua b/core/configmanager.lua
index 54fb0a9a..9b03e1c7 100644
--- a/core/configmanager.lua
+++ b/core/configmanager.lua
@@ -30,10 +30,11 @@ local host_mt = { __index = global_config };
-- When key not found in section, check key in global's section
function section_mt(section_name)
return { __index = function (t, k)
- local section = rawget(global_config, section_name);
- if not section then return nil; end
- return section[k];
- end };
+ local section = rawget(global_config, section_name);
+ if not section then return nil; end
+ return section[k];
+ end
+ };
end
function getconfig()
@@ -112,16 +113,20 @@ do
function parsers.lua.load(data, filename)
local env;
-- The ' = true' are needed so as not to set off __newindex when we assign the functions below
- env = setmetatable({ Host = true, host = true, VirtualHost = true, Component = true, component = true,
- Include = true, include = true, RunScript = dofile }, { __index = function (t, k)
- return rawget(_G, k) or
- function (settings_table)
- config[__currenthost or "*"][k] = settings_table;
- end;
- end,
- __newindex = function (t, k, v)
- set(env.__currenthost or "*", "core", k, v);
- end});
+ env = setmetatable({
+ Host = true, host = true, VirtualHost = true,
+ Component = true, component = true,
+ Include = true, include = true, RunScript = dofile }, {
+ __index = function (t, k)
+ return rawget(_G, k) or
+ function (settings_table)
+ config[__currenthost or "*"][k] = settings_table;
+ end;
+ end,
+ __newindex = function (t, k, v)
+ set(env.__currenthost or "*", "core", k, v);
+ end
+ });
rawset(env, "__currenthost", "*") -- Default is global
function env.VirtualHost(name)
diff --git a/core/eventmanager.lua b/core/eventmanager.lua
index 0e766c30..1f69c8e1 100644
--- a/core/eventmanager.lua
+++ b/core/eventmanager.lua
@@ -10,24 +10,18 @@
local t_insert = table.insert;
local ipairs = ipairs;
+local events = _G.prosody.events;
+
module "eventmanager"
local event_handlers = {};
function add_event_hook(name, handler)
- if not event_handlers[name] then
- event_handlers[name] = {};
- end
- t_insert(event_handlers[name] , handler);
+ return events.add_handler(name, handler);
end
function fire_event(name, ...)
- local event_handlers = event_handlers[name];
- if event_handlers then
- for name, handler in ipairs(event_handlers) do
- handler(...);
- end
- end
+ return events.fire_event(name, ...);
end
-return _M; \ No newline at end of file
+return _M;
diff --git a/core/usermanager.lua b/core/usermanager.lua
index 8d7270c2..a97e2ad7 100644
--- a/core/usermanager.lua
+++ b/core/usermanager.lua
@@ -16,82 +16,132 @@ local jid_bare = require "util.jid".bare;
local config = require "core.configmanager";
local hosts = hosts;
+local prosody = _G.prosody;
+
module "usermanager"
-local function is_cyrus(host) return config.get(host, "core", "sasl_backend") == "cyrus"; end
+local new_default_provider;
-function validate_credentials(host, username, password, method)
- log("debug", "User '%s' is being validated", username);
- if is_cyrus(host) then return nil, "Legacy auth not supported with Cyrus SASL."; end
- local credentials = datamanager.load(username, host, "accounts") or {};
+local function host_handler(host)
+ local host_session = hosts[host];
+ host_session.events.add_handler("item-added/auth-provider", function (provider)
+ if config.get(host, "core", "authentication") == provider.name then
+ host_session.users = provider;
+ end
+ end);
+ host_session.events.add_handler("item-removed/auth-provider", function (provider)
+ if host_session.users == provider then
+ host_session.users = new_default_provider(host);
+ end
+ end);
+ host_session.users = new_default_provider(host); -- Start with the default usermanager provider
+end
+prosody.events.add_handler("host-activated", host_handler);
+prosody.events.add_handler("component-activated", host_handler);
+
+local function is_cyrus(host) return config.get(host, "core", "sasl_backend") == "cyrus"; end
- if method == nil then method = "PLAIN"; end
- if method == "PLAIN" and credentials.password then -- PLAIN, do directly
+function new_default_provider(host)
+ local provider = { name = "default" };
+
+ function provider.test_password(username, password)
+ if is_cyrus(host) then return nil, "Legacy auth not supported with Cyrus SASL."; end
+ local credentials = datamanager.load(username, host, "accounts") or {};
+
if password == credentials.password then
return true;
else
return nil, "Auth failed. Invalid username or password.";
end
- end
- -- must do md5
- -- make credentials md5
- local pwd = credentials.password;
- if not pwd then pwd = credentials.md5; else pwd = hashes.md5(pwd, true); end
- -- make password md5
- if method == "PLAIN" then
- password = hashes.md5(password or "", true);
- elseif method ~= "DIGEST-MD5" then
- return nil, "Unsupported auth method";
end
- -- compare
- if password == pwd then
- return true;
- else
- return nil, "Auth failed. Invalid username or password.";
+
+ function provider.get_password(username)
+ if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end
+ return (datamanager.load(username, host, "accounts") or {}).password;
+ end
+
+ function provider.set_password(username, password)
+ if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end
+ local account = datamanager.load(username, host, "accounts");
+ if account then
+ account.password = password;
+ return datamanager.store(username, host, "accounts", account);
+ end
+ return nil, "Account not available.";
+ end
+
+ function provider.user_exists(username)
+ if is_cyrus(host) then return true; end
+ return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials
+ end
+
+ function provider.create_user(username, password)
+ if is_cyrus(host) then return nil, "Account creation/modification not available with Cyrus SASL."; end
+ return datamanager.store(username, host, "accounts", {password = password});
+ end
+
+ function provider.get_supported_methods()
+ return {["PLAIN"] = true, ["DIGEST-MD5"] = true}; -- TODO this should be taken from the config
end
+
+ function provider.is_admin(jid)
+ local admins = config.get(host, "core", "admins");
+ if admins ~= config.get("*", "core", "admins") then
+ if type(admins) == "table" then
+ jid = jid_bare(jid);
+ for _,admin in ipairs(admins) do
+ if admin == jid then return true; end
+ end
+ elseif admins then
+ log("error", "Option 'admins' for host '%s' is not a table", host);
+ end
+ end
+ return is_admin(jid); -- Test whether it's a global admin instead
+ end
+ return provider;
+end
+
+function validate_credentials(host, username, password, method)
+ return hosts[host].users.test_password(username, password);
end
function get_password(username, host)
- if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end
- return (datamanager.load(username, host, "accounts") or {}).password
+ return hosts[host].users.get_password(username);
end
+
function set_password(username, host, password)
- if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end
- local account = datamanager.load(username, host, "accounts");
- if account then
- account.password = password;
- return datamanager.store(username, host, "accounts", account);
- end
- return nil, "Account not available.";
+ return hosts[host].users.set_password(username, password);
end
function user_exists(username, host)
- if is_cyrus(host) then return true; end
- return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials
+ return hosts[host].users.user_exists(username);
end
function create_user(username, password, host)
- if is_cyrus(host) then return nil, "Account creation/modification not available with Cyrus SASL."; end
- return datamanager.store(username, host, "accounts", {password = password});
+ return hosts[host].users.create_user(username, password);
end
function get_supported_methods(host)
- return {["PLAIN"] = true, ["DIGEST-MD5"] = true}; -- TODO this should be taken from the config
+ return hosts[host].users.get_supported_methods();
end
function is_admin(jid, host)
- host = host or "*";
- local admins = config.get(host, "core", "admins");
- if host ~= "*" and admins == config.get("*", "core", "admins") then
+ if host and host ~= "*" then
+ return hosts[host].users.is_admin(jid);
+ else -- Test only whether this JID is a global admin
+ local admins = config.get("*", "core", "admins");
+ if type(admins) == "table" then
+ jid = jid_bare(jid);
+ for _,admin in ipairs(admins) do
+ if admin == jid then return true; end
+ end
+ elseif admins then
+ log("error", "Option 'admins' for host '%s' is not a table", host);
+ end
return nil;
end
- if type(admins) == "table" then
- jid = jid_bare(jid);
- for _,admin in ipairs(admins) do
- if admin == jid then return true; end
- end
- elseif admins then log("warn", "Option 'admins' for host '%s' is not a table", host); end
- return nil;
end
+_M.new_default_provider = new_default_provider;
+
return _M;
diff --git a/net/xmppclient_listener.lua b/net/xmppclient_listener.lua
index 94daa2b2..f3a372ae 100644
--- a/net/xmppclient_listener.lua
+++ b/net/xmppclient_listener.lua
@@ -11,7 +11,7 @@
local logger = require "logger";
local log = logger.init("xmppclient_listener");
local lxp = require "lxp"
-local init_xmlhandlers = require "core.xmlhandlers"
+local new_xmpp_stream = require "util.xmppstream".new;
local sm_new_session = require "core.sessionmanager".new_session;
local connlisteners_register = require "net.connlisteners".register;
@@ -72,23 +72,6 @@ local xmppclient = { default_port = 5222, default_mode = "*a" };
-- These are session methods --
-local function session_reset_stream(session)
- -- Reset stream
- local parser = lxp.new(init_xmlhandlers(session, stream_callbacks), "\1");
- session.parser = parser;
-
- session.notopen = true;
-
- function session.data(conn, data)
- local ok, err = parser:parse(data);
- if ok then return; end
- log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "):gsub("[%z\1-\31]", "_"));
- session:close("xml-not-well-formed");
- end
-
- return true;
-end
-
local stream_xmlns_attr = {xmlns='urn:ietf:params:xml:ns:xmpp-streams'};
local default_stream_attr = { ["xmlns:stream"] = "http://etherx.jabber.org/streams", xmlns = stream_callbacks.default_ns, version = "1.0", id = "" };
local function session_close(session, reason)
@@ -145,15 +128,29 @@ function xmppclient.onincoming(conn, data)
conn:setoption("keepalive", opt_keepalives);
end
- session.reset_stream = session_reset_stream;
session.close = session_close;
- session_reset_stream(session); -- Initialise, ready for use
+ local stream = new_xmpp_stream(session, stream_callbacks);
+ session.stream = stream;
+
+ session.notopen = true;
+
+ function session.reset_stream()
+ session.notopen = true;
+ session.stream:reset();
+ end
+
+ function session.data(data)
+ local ok, err = stream:feed(data);
+ if ok then return; end
+ log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "):gsub("[%z\1-\31]", "_"));
+ session:close("xml-not-well-formed");
+ end
session.dispatch_stanza = stream_callbacks.handlestanza;
end
if data then
- session.data(conn, data);
+ session.data(data);
end
end
diff --git a/plugins/mod_offline.lua b/plugins/mod_offline.lua
new file mode 100644
index 00000000..24aef9ed
--- /dev/null
+++ b/plugins/mod_offline.lua
@@ -0,0 +1,56 @@
+-- Prosody IM
+-- Copyright (C) 2008-2009 Matthew Wild
+-- Copyright (C) 2008-2009 Waqas Hussain
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+
+local datamanager = require "util.datamanager";
+local st = require "util.stanza";
+local datetime = require "util.datetime";
+local ipairs = ipairs;
+local jid_split = require "util.jid".split;
+
+module:add_feature("msgoffline");
+
+module:hook("message/offline/store", function(event)
+ local origin, stanza = event.origin, event.stanza;
+ local to = stanza.attr.to;
+ local node, host;
+ if to then
+ node, host = jid_split(to)
+ else
+ node, host = origin.username, origin.host;
+ end
+
+ stanza.attr.stamp, stanza.attr.stamp_legacy = datetime.datetime(), datetime.legacy();
+ local result = datamanager.list_append(node, host, "offline", st.preserialize(stanza));
+ stanza.attr.stamp, stanza.attr.stamp_legacy = nil, nil;
+
+ return true;
+end);
+
+module:hook("message/offline/broadcast", function(event)
+ local origin = event.origin;
+ local node, host = origin.username, origin.host;
+
+ local data = datamanager.list_load(node, host, "offline");
+ if not data then return true; end
+ for _, stanza in ipairs(data) do
+ stanza = st.deserialize(stanza);
+ stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = host, stamp = stanza.attr.stamp}):up(); -- XEP-0203
+ stanza:tag("x", {xmlns = "jabber:x:delay", from = host, stamp = stanza.attr.stamp_legacy}):up(); -- XEP-0091 (deprecated)
+ stanza.attr.stamp, stanza.attr.stamp_legacy = nil, nil;
+ origin.send(stanza);
+ end
+ return true;
+end);
+
+module:hook("message/offline/delete", function(event)
+ local origin = event.origin;
+ local node, host = origin.username, origin.host;
+
+ return datamanager.list_store(node, host, "offline", nil);
+end);
diff --git a/plugins/mod_posix.lua b/plugins/mod_posix.lua
index c38f7eba..52b1e0e6 100644
--- a/plugins/mod_posix.lua
+++ b/plugins/mod_posix.lua
@@ -54,16 +54,16 @@ module:add_event_hook("server-started", function ()
end);
-- Don't even think about it!
-module:add_event_hook("server-starting", function ()
- local suid = module:get_option("setuid");
- if not suid or suid == 0 or suid == "root" then
- if pposix.getuid() == 0 and not module:get_option("run_as_root") then
- module:log("error", "Danger, Will Robinson! Prosody doesn't need to be run as root, so don't do it!");
- module:log("error", "For more information on running Prosody as root, see http://prosody.im/doc/root");
- prosody.shutdown("Refusing to run as root");
- end
+if not prosody.start_time then -- server-starting
+ local suid = module:get_option("setuid");
+ if not suid or suid == 0 or suid == "root" then
+ if pposix.getuid() == 0 and not module:get_option("run_as_root") then
+ module:log("error", "Danger, Will Robinson! Prosody doesn't need to be run as root, so don't do it!");
+ module:log("error", "For more information on running Prosody as root, see http://prosody.im/doc/root");
+ prosody.shutdown("Refusing to run as root");
end
- end);
+ end
+end
local pidfile;
local pidfile_handle;
@@ -141,7 +141,9 @@ if daemonize then
write_pidfile();
end
end
- module:add_event_hook("server-starting", daemonize_server);
+ if not prosody.start_time then -- server-starting
+ daemonize_server();
+ end
else
-- Not going to daemonize, so write the pid of this process
write_pidfile();
diff --git a/plugins/muc/muc.lib.lua b/plugins/muc/muc.lib.lua
index 18c80325..273e21ce 100644
--- a/plugins/muc/muc.lib.lua
+++ b/plugins/muc/muc.lib.lua
@@ -122,9 +122,13 @@ function room_mt:broadcast_message(stanza, historic)
local history = self._data['history'];
if not history then history = {}; self._data['history'] = history; end
stanza = st.clone(stanza);
- stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = muc_domain, stamp = datetime.datetime()}):up(); -- XEP-0203
+ stanza.attr.to = "";
+ local stamp = datetime.datetime();
+ local chars = #tostring(stanza);
+ stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = muc_domain, stamp = stamp}):up(); -- XEP-0203
stanza:tag("x", {xmlns = "jabber:x:delay", from = muc_domain, stamp = datetime.legacy()}):up(); -- XEP-0091 (deprecated)
- t_insert(history, st.preserialize(stanza));
+ local entry = { stanza = stanza, stamp = stamp };
+ t_insert(history, entry);
while #history > history_length do t_remove(history, 1) end
end
end
@@ -151,12 +155,46 @@ function room_mt:send_occupant_list(to)
end
end
end
-function room_mt:send_history(to)
+function room_mt:send_history(to, stanza)
local history = self._data['history']; -- send discussion history
if history then
- for _, msg in ipairs(history) do
- msg = st.deserialize(msg);
- msg.attr.to=to;
+ local x_tag = stanza and stanza:get_child("x", "http://jabber.org/protocol/muc");
+ local history_tag = x_tag and x_tag:get_child("history", "http://jabber.org/protocol/muc");
+
+ local maxchars = history_tag and tonumber(history_tag.attr.maxchars);
+ if maxchars then maxchars = math.floor(maxchars); end
+
+ local maxstanzas = math.floor(history_tag and tonumber(history_tag.attr.maxstanzas) or #history);
+ if not history_tag then maxstanzas = 20; end
+
+ local seconds = history_tag and tonumber(history_tag.attr.seconds);
+ if seconds then seconds = datetime.datetime(os.time() - math.floor(seconds)); end
+
+ local since = history_tag and history_tag.attr.since;
+ if since and not since:match("^%d%d%d%d%-%d%d%-%d%dT%d%d:%d%d:%d%dZ$") then since = nil; end -- FIXME timezone support
+ if seconds and (not since or since < seconds) then since = seconds; end
+
+ local n = 0;
+ local charcount = 0;
+ local stanzacount = 0;
+
+ for i=#history,1,-1 do
+ local entry = history[i];
+ if maxchars then
+ if not entry.chars then
+ entry.stanza.attr.to = "";
+ entry.chars = #tostring(entry.stanza);
+ end
+ charcount = charcount + entry.chars + #to;
+ if charcount > maxchars then break; end
+ end
+ if since and since > entry.stamp then break; end
+ if n + 1 > maxstanzas then break; end
+ n = n + 1;
+ end
+ for i=#history-n+1,#history do
+ local msg = history[i].stanza;
+ msg.attr.to = to;
self:_route_stanza(msg);
end
end
@@ -319,12 +357,7 @@ function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc
:tag("item", {affiliation=affiliation or "none", role=role or "none"}):up()
:tag("status", {code='110'}));
end
- if self._data.whois == 'anyone' then -- non-anonymous?
- self:_route_stanza(st.stanza("message", {from=to, to=from, type='groupchat'})
- :tag("x", {xmlns='http://jabber.org/protocol/muc#user'})
- :tag("status", {code='100'}));
- end
- self:send_history(from);
+ self:send_history(from, stanza);
else -- banned
local reply = st.error_reply(stanza, "auth", "forbidden"):up();
reply.tags[1].attr.code = "403";
@@ -751,7 +784,7 @@ end
function room_mt:set_role(actor, occupant_jid, role, callback, reason)
if role == "none" then role = nil; end
if role and role ~= "moderator" and role ~= "participant" and role ~= "visitor" then return nil, "modify", "not-acceptable"; end
- if self:get_role(self._jid_nick[actor]) ~= "moderator" then return nil, "cancel", "not-allowed"; end
+ if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end
local occupant = self._occupants[occupant_jid];
if not occupant then return nil, "modify", "not-acceptable"; end
if occupant.affiliation == "owner" or occupant.affiliation == "admin" then return nil, "cancel", "not-allowed"; end
@@ -804,6 +837,9 @@ function room_mt:_route_stanza(stanza)
end
end
end
+ if self._data.whois == 'anyone' then
+ muc_child:tag('status', { code = '100' });
+ end
end
self:route_stanza(stanza);
if muc_child then
diff --git a/plugins/storage/ejabberdstore.lib.lua b/plugins/storage/ejabberdstore.lib.lua
new file mode 100644
index 00000000..7e8592a8
--- /dev/null
+++ b/plugins/storage/ejabberdstore.lib.lua
@@ -0,0 +1,190 @@
+
+local handlers = {};
+
+handlers.accounts = {
+ get = function(self, user)
+ local select = self:query("select password from users where username=?", user);
+ local row = select and select:fetch();
+ if row then return { password = row[1] }; end
+ end;
+ set = function(self, user, data)
+ if data and data.password then
+ return self:modify("update users set password=? where username=?", data.password, user)
+ or self:modify("insert into users (username, password) values (?, ?)", user, data.password);
+ else
+ return self:modify("delete from users where username=?", user);
+ end
+ end;
+};
+handlers.vcard = {
+ get = function(self, user)
+ local select = self:query("select vcard from vcard where username=?", user);
+ local row = select and select:fetch();
+ if row then return parse_xml(row[1]); end
+ end;
+ set = function(self, user, data)
+ if data then
+ data = unparse_xml(data);
+ return self:modify("update vcard set vcard=? where username=?", data, user)
+ or self:modify("insert into vcard (username, vcard) values (?, ?)", user, data);
+ else
+ return self:modify("delete from vcard where username=?", user);
+ end
+ end;
+};
+handlers.private = {
+ get = function(self, user)
+ local select = self:query("select namespace,data from private_storage where username=?", user);
+ if select then
+ local data = {};
+ for row in select:rows() do
+ data[row[1]] = parse_xml(row[2]);
+ end
+ return data;
+ end
+ end;
+ set = function(self, user, data)
+ if data then
+ self:modify("delete from private_storage where username=?", user);
+ for namespace,text in pairs(data) do
+ self:modify("insert into private_storage (username, namespace, data) values (?, ?, ?)", user, namespace, unparse_xml(text));
+ end
+ return true;
+ else
+ return self:modify("delete from private_storage where username=?", user);
+ end
+ end;
+ -- TODO map_set, map_get
+};
+local subscription_map = { N = "none", B = "both", F = "from", T = "to" };
+local subscription_map_reverse = { none = "N", both = "B", from = "F", to = "T" };
+handlers.roster = {
+ get = function(self, user)
+ local select = self:query("select jid,nick,subscription,ask,server,subscribe,type from rosterusers where username=?", user);
+ if select then
+ local roster = { pending = {} };
+ for row in select:rows() do
+ local jid,nick,subscription,ask,server,subscribe,typ = unpack(row);
+ local item = { groups = {} };
+ if nick == "" then nick = nil; end
+ item.nick = nick;
+ item.subscription = subscription_map[subscription];
+ if ask == "N" then ask = nil;
+ elseif ask == "O" then ask = "subscribe"
+ elseif ask == "I" then roster.pending[jid] = true; ask = nil;
+ elseif ask == "B" then roster.pending[jid] = true; ask = "subscribe";
+ else module:log("debug", "bad roster_item.ask: %s", ask); ask = nil; end
+ item.ask = ask;
+ roster[jid] = item;
+ end
+
+ select = self:query("select jid,grp from rostergroups where username=?", user);
+ if select then
+ for row in select:rows() do
+ local jid,grp = unpack(rows);
+ if roster[jid] then roster[jid].groups[grp] = true; end
+ end
+ end
+ select = self:query("select version from roster_version where username=?", user);
+ local row = select and select:fetch();
+ if row then
+ roster[false] = { version = row[1]; };
+ end
+ return roster;
+ end
+ end;
+ set = function(self, user, data)
+ if data and next(data) ~= nil then
+ self:modify("delete from rosterusers where username=?", user);
+ self:modify("delete from rostergroups where username=?", user);
+ self:modify("delete from roster_version where username=?", user);
+ local done = {};
+ local pending = data.pending or {};
+ for jid,item in pairs(data) do
+ if jid and jid ~= "pending" then
+ local subscription = subscription_map_reverse[item.subscription];
+ local ask;
+ if pending[jid] then
+ if item.ask then ask = "B"; else ask = "I"; end
+ else
+ if item.ask then ask = "O"; else ask = "N"; end
+ end
+ local r = self:modify("insert into rosterusers (username,jid,nick,subscription,ask,askmessage,server,subscribe) values (?, ?, ?, ?, ?, '', '', '')", user, jid, item.nick or "", subscription, ask);
+ if not r then module:log("debug", "--- :( %s", tostring(r)); end
+ done[jid] = true;
+ for group in pairs(item.groups) do
+ self:modify("insert into rostergroups (username,jid,grp) values (?, ?, ?)", user, jid, group);
+ end
+ end
+ end
+ for jid in pairs(pending) do
+ if not done[jid] then
+ self:modify("insert into rosterusers (username,jid,nick,subscription,ask,askmessage,server,subscribe) values (?, ?, ?, ?, ?. ''. ''. '')", user, jid, "", "N", "I");
+ end
+ end
+ local version = data[false] and data[false].version;
+ if version then
+ self:modify("insert into roster_version (username,version) values (?, ?)", user, version);
+ end
+ return true;
+ else
+ self:modify("delete from rosterusers where username=?", user);
+ self:modify("delete from rostergroups where username=?", user);
+ self:modify("delete from roster_version where username=?", user);
+ end
+ end;
+};
+
+-----------------------------
+local driver = {};
+driver.__index = driver;
+
+function driver:prepare(sql)
+ module:log("debug", "query: %s", sql);
+ local err;
+ if not self.sqlcache then self.sqlcache = {}; end
+ local r = self.sqlcache[sql];
+ if r then return r; end
+ r, err = self.database:prepare(sql);
+ if not r then error("Unable to prepare SQL statement: "..err); end
+ self.sqlcache[sql] = r;
+ return r;
+end
+
+function driver:query(sql, ...)
+ local stmt = self:prepare(sql);
+ if stmt:execute(...) then return stmt; end
+end
+function driver:modify(sql, ...)
+ local stmt = self:query(sql, ...);
+ if stmt and stmt:affected() > 0 then return stmt; end
+end
+
+function driver:open(host, datastore, typ)
+ local cache_key = host.." "..datastore;
+ if self.ds_cache[cache_key] then return self.ds_cache[cache_key]; end
+ local instance = setmetatable({}, self);
+ instance.host = host;
+ instance.datastore = datastore;
+ local handler = handlers[datastore];
+ if not handler then return nil; end
+ for key,val in pairs(handler) do
+ instance[key] = val;
+ end
+ if instance.init then instance:init(); end
+ self.ds_cache[cache_key] = instance;
+ return instance;
+end
+
+-----------------------------
+local _M = {};
+
+function _M.new(dbtype, dbname, ...)
+ local instance = setmetatable({}, driver);
+ instance.__index = instance;
+ instance.database = get_database(dbtype, dbname, ...);
+ instance.ds_cache = {};
+ return instance;
+end
+
+return _M;
diff --git a/plugins/storage/mod_storage.lua b/plugins/storage/mod_storage.lua
new file mode 100644
index 00000000..e22de82c
--- /dev/null
+++ b/plugins/storage/mod_storage.lua
@@ -0,0 +1,83 @@
+
+module:set_global();
+
+local cache = { data = {} };
+function cache:get(key) return self.data[key]; end
+function cache:set(key, val) self.data[key] = val; return val; end
+
+local DBI = require "DBI";
+function get_database(driver, db, ...)
+ local uri = "dbi:"..driver..":"..db;
+ return cache:get(uri) or cache:set(uri, (function(...)
+ module:log("debug", "Opening database: %s", uri);
+ prosody.unlock_globals();
+ local dbh = assert(DBI.Connect(...));
+ prosody.lock_globals();
+ dbh:autocommit(true)
+ return dbh;
+ end)(driver, db, ...));
+end
+
+local st = require "util.stanza";
+local _parse_xml = module:require("xmlparse");
+parse_xml_real = _parse_xml;
+function parse_xml(str)
+ local s = _parse_xml(str);
+ if s and not s.gsub then
+ return st.preserialize(s);
+ end
+end
+function unparse_xml(s)
+ return tostring(st.deserialize(s));
+end
+
+local drivers = {};
+
+--local driver = module:require("sqlbasic").new("SQLite3", "hello.sqlite");
+local option_datastore = module:get_option("datastore");
+local option_datastore_params = module:get_option("datastore_params") or {};
+if option_datastore then
+ local driver = module:require(option_datastore).new(unpack(option_datastore_params));
+ table.insert(drivers, driver);
+end
+
+local datamanager = require "util.datamanager";
+local olddm = {};
+local dm = {};
+for key,val in pairs(datamanager) do olddm[key] = val; end
+
+do -- driver based on old datamanager
+ local dmd = {};
+ dmd.__index = dmd;
+ function dmd:open(host, datastore)
+ return setmetatable({ host = host, datastore = datastore }, dmd);
+ end
+ function dmd:get(user) return olddm.load(user, self.host, self.datastore); end
+ function dmd:set(user, data) return olddm.store(user, self.host, self.datastore, data); end
+ table.insert(drivers, dmd);
+end
+
+local function open(...)
+ for _,driver in pairs(drivers) do
+ local ds = driver:open(...);
+ if ds then return ds; end
+ end
+end
+
+local _data_path;
+--function dm.set_data_path(path) _data_path = path; end
+--function dm.add_callback(...) end
+--function dm.remove_callback(...) end
+--function dm.getpath(...) end
+function dm.load(username, host, datastore)
+ local x = open(host, datastore);
+ return x:get(username);
+end
+function dm.store(username, host, datastore, data)
+ return open(host, datastore):set(username, data);
+end
+--function dm.list_append(...) return driver:list_append(...); end
+--function dm.list_store(...) return driver:list_store(...); end
+--function dm.list_load(...) return driver:list_load(...); end
+
+for key,val in pairs(dm) do datamanager[key] = val; end
diff --git a/plugins/storage/sqlbasic.lib.lua b/plugins/storage/sqlbasic.lib.lua
new file mode 100644
index 00000000..f1202287
--- /dev/null
+++ b/plugins/storage/sqlbasic.lib.lua
@@ -0,0 +1,97 @@
+
+-- Basic SQL driver
+-- This driver stores data as simple key-values
+
+local ser = require "util.serialization".serialize;
+local deser = function(data)
+ module:log("debug", "deser: %s", tostring(data));
+ if not data then return nil; end
+ local f = loadstring("return "..data);
+ if not f then return nil; end
+ setfenv(f, {});
+ local s, d = pcall(f);
+ if not s then return nil; end
+ return d;
+end;
+
+local driver = {};
+driver.__index = driver;
+
+driver.item_table = "item";
+driver.list_table = "list";
+
+function driver:prepare(sql)
+ module:log("debug", "query: %s", sql);
+ local err;
+ if not self.sqlcache then self.sqlcache = {}; end
+ local r = self.sqlcache[sql];
+ if r then return r; end
+ r, err = self.connection:prepare(sql);
+ if not r then error("Unable to prepare SQL statement: "..err); end
+ self.sqlcache[sql] = r;
+ return r;
+end
+
+function driver:load(username, host, datastore)
+ local select = self:prepare("select data from "..self.item_table.." where username=? and host=? and datastore=?");
+ select:execute(username, host, datastore);
+ local row = select:fetch();
+ return row and deser(row[1]) or nil;
+end
+
+function driver:store(username, host, datastore, data)
+ if not data or next(data) == nil then
+ local delete = self:prepare("delete from "..self.item_table.." where username=? and host=? and datastore=?");
+ delete:execute(username, host, datastore);
+ return true;
+ else
+ local d = self:load(username, host, datastore);
+ if d then -- update
+ local update = self:prepare("update "..self.item_table.." set data=? where username=? and host=? and datastore=?");
+ return update:execute(ser(data), username, host, datastore);
+ else -- insert
+ local insert = self:prepare("insert into "..self.item_table.." values (?, ?, ?, ?)");
+ return insert:execute(username, host, datastore, ser(data));
+ end
+ end
+end
+
+function driver:list_append(username, host, datastore, data)
+ if not data then return; end
+ local insert = self:prepare("insert into "..self.list_table.." values (?, ?, ?, ?)");
+ return insert:execute(username, host, datastore, ser(data));
+end
+
+function driver:list_store(username, host, datastore, data)
+ -- remove existing data
+ local delete = self:prepare("delete from "..self.list_table.." where username=? and host=? and datastore=?");
+ delete:execute(username, host, datastore);
+ if data and next(data) ~= nil then
+ -- add data
+ for _, d in ipairs(data) do
+ self:list_append(username, host, datastore, ser(d));
+ end
+ end
+ return true;
+end
+
+function driver:list_load(username, host, datastore)
+ local select = self:prepare("select data from "..self.list_table.." where username=? and host=? and datastore=?");
+ select:execute(username, host, datastore);
+ local r = {};
+ for row in select:rows() do
+ table.insert(r, deser(row[1]));
+ end
+ return r;
+end
+
+local _M = {};
+function _M.new(dbtype, dbname, ...)
+ local d = {};
+ setmetatable(d, driver);
+ local dbh = get_database(dbtype, dbname, ...);
+ --d:set_connection(dbh);
+ d.connection = dbh;
+ return d;
+end
+return _M;
diff --git a/plugins/storage/xep227store.lib.lua b/plugins/storage/xep227store.lib.lua
new file mode 100644
index 00000000..5ef8df54
--- /dev/null
+++ b/plugins/storage/xep227store.lib.lua
@@ -0,0 +1,168 @@
+
+local st = require "util.stanza";
+
+local function getXml(user, host)
+ local jid = user.."@"..host;
+ local path = "data/"..jid..".xml";
+ local f = io.open(path);
+ if not f then return; end
+ local s = f:read("*a");
+ return parse_xml_real(s);
+end
+local function setXml(user, host, xml)
+ local jid = user.."@"..host;
+ local path = "data/"..jid..".xml";
+ if xml then
+ local f = io.open(path, "w");
+ if not f then return; end
+ local s = tostring(xml);
+ f:write(s);
+ f:close();
+ return true;
+ else
+ return os.remove(path);
+ end
+end
+local function getUserElement(xml)
+ if xml and xml.name == "server-data" then
+ local host = xml.tags[1];
+ if host and host.name == "host" then
+ local user = host.tags[1];
+ if user and user.name == "user" then
+ return user;
+ end
+ end
+ end
+end
+local function createOuterXml(user, host)
+ return st.stanza("server-data", {xmlns='http://www.xmpp.org/extensions/xep-0227.html#ns'})
+ :tag("host", {jid=host})
+ :tag("user", {name = user});
+end
+local function removeFromArray(array, value)
+ for i,item in ipairs(array) do
+ if item == value then
+ table.remove(array, i);
+ return;
+ end
+ end
+end
+local function removeStanzaChild(s, child)
+ removeFromArray(s.tags, child);
+ removeFromArray(s, child);
+end
+
+local handlers = {};
+
+handlers.accounts = {
+ get = function(self, user)
+ local user = getUserElement(getXml(user, self.host));
+ if user and user.attr.password then
+ return { password = user.attr.password };
+ end
+ end;
+ set = function(self, user, data)
+ if data and data.password then
+ local xml = getXml(user, self.host);
+ if not xml then xml = createOuterXml(user, self.host); end
+ local usere = getUserElement(xml);
+ usere.attr.password = data.password;
+ return setXml(user, self.host, xml);
+ else
+ return setXml(user, self.host, nil);
+ end
+ end;
+};
+handlers.vcard = {
+ get = function(self, user)
+ local user = getUserElement(getXml(user, self.host));
+ if user then
+ local vcard = user:get_child("vCard", 'vcard-temp');
+ if vcard then
+ return st.preserialize(vcard);
+ end
+ end
+ end;
+ set = function(self, user, data)
+ local xml = getXml(user, self.host);
+ local usere = xml and getUserElement(xml);
+ if usere then
+ local vcard = usere:get_child("vCard", 'vcard-temp');
+ if vcard then
+ removeStanzaChild(usere, vcard);
+ elseif not data then
+ return true;
+ end
+ if data then
+ vcard = st.deserialize(data);
+ usere:add_child(vcard);
+ end
+ return setXml(user, self.host, xml);
+ end
+ return true;
+ end;
+};
+handlers.private = {
+ get = function(self, user)
+ local user = getUserElement(getXml(user, self.host));
+ if user then
+ local private = user:get_child("query", "jabber:iq:private");
+ if private then
+ local r = {};
+ for _, tag in ipairs(private.tags) do
+ r[tag.name..":"..tag.attr.xmlns] = st.preserialize(tag);
+ end
+ return r;
+ end
+ end
+ end;
+ set = function(self, user, data)
+ local xml = getXml(user, self.host);
+ local usere = xml and getUserElement(xml);
+ if usere then
+ local private = usere:get_child("query", 'jabber:iq:private');
+ if private then removeStanzaChild(usere, private); end
+ if data and next(data) ~= nil then
+ private = st.stanza("query", {xmlns='jabber:iq:private'});
+ for _,tag in pairs(data) do
+ private:add_child(st.deserialize(tag));
+ end
+ usere:add_child(private);
+ end
+ return setXml(user, self.host, xml);
+ end
+ return true;
+ end;
+};
+
+-----------------------------
+local driver = {};
+driver.__index = driver;
+
+function driver:open(host, datastore, typ)
+ local cache_key = host.." "..datastore;
+ if self.ds_cache[cache_key] then return self.ds_cache[cache_key]; end
+ local instance = setmetatable({}, self);
+ instance.host = host;
+ instance.datastore = datastore;
+ local handler = handlers[datastore];
+ if not handler then return nil; end
+ for key,val in pairs(handler) do
+ instance[key] = val;
+ end
+ if instance.init then instance:init(); end
+ self.ds_cache[cache_key] = instance;
+ return instance;
+end
+
+-----------------------------
+local _M = {};
+
+function _M.new()
+ local instance = setmetatable({}, driver);
+ instance.__index = instance;
+ instance.ds_cache = {};
+ return instance;
+end
+
+return _M;
diff --git a/plugins/storage/xmlparse.lib.lua b/plugins/storage/xmlparse.lib.lua
new file mode 100644
index 00000000..91063995
--- /dev/null
+++ b/plugins/storage/xmlparse.lib.lua
@@ -0,0 +1,56 @@
+
+local st = require "util.stanza";
+
+-- XML parser
+local parse_xml = (function()
+ local entity_map = setmetatable({
+ ["amp"] = "&";
+ ["gt"] = ">";
+ ["lt"] = "<";
+ ["apos"] = "'";
+ ["quot"] = "\"";
+ }, {__index = function(_, s)
+ if s:sub(1,1) == "#" then
+ if s:sub(2,2) == "x" then
+ return string.char(tonumber(s:sub(3), 16));
+ else
+ return string.char(tonumber(s:sub(2)));
+ end
+ end
+ end
+ });
+ local function xml_unescape(str)
+ return (str:gsub("&(.-);", entity_map));
+ end
+ local function parse_tag(s)
+ local name,sattr=(s):gmatch("([^%s]+)(.*)")();
+ local attr = {};
+ for a,b in (sattr):gmatch("([^=%s]+)=['\"]([^'\"]*)['\"]") do attr[a] = xml_unescape(b); end
+ return name, attr;
+ end
+ return function(xml)
+ local stanza = st.stanza("root");
+ local regexp = "<([^>]*)>([^<]*)";
+ for elem, text in xml:gmatch(regexp) do
+ if elem:sub(1,1) == "!" or elem:sub(1,1) == "?" then -- neglect comments and processing-instructions
+ elseif elem:sub(1,1) == "/" then -- end tag
+ elem = elem:sub(2);
+ stanza:up(); -- TODO check for start-end tag name match
+ elseif elem:sub(-1,-1) == "/" then -- empty tag
+ elem = elem:sub(1,-2);
+ local name,attr = parse_tag(elem);
+ stanza:tag(name, attr):up();
+ else -- start tag
+ local name,attr = parse_tag(elem);
+ stanza:tag(name, attr);
+ end
+ if #text ~= 0 then -- text
+ stanza:text(xml_unescape(text));
+ end
+ end
+ return stanza.tags[1];
+ end
+end)();
+-- end of XML parser
+
+return parse_xml;
diff --git a/prosody b/prosody
index e4e82105..517762f3 100755
--- a/prosody
+++ b/prosody
@@ -22,9 +22,6 @@ if CFG_SOURCEDIR then
package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath;
end
-package.path = package.path..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.lua";
-package.cpath = package.cpath..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.so";
-
-- Substitute ~ with path to home directory in data path
if CFG_DATADIR then
if os.getenv("HOME") then
@@ -32,6 +29,10 @@ if CFG_DATADIR then
end
end
+-- Global 'prosody' object
+prosody = { events = require "util.events".new(); };
+local prosody = prosody;
+
-- Load the config-parsing module
config = require "core.configmanager"
@@ -155,10 +156,6 @@ function init_global_state()
full_sessions = {};
hosts = {};
- -- Global 'prosody' object
- prosody = {};
- local prosody = prosody;
-
prosody.bare_sessions = bare_sessions;
prosody.full_sessions = full_sessions;
prosody.hosts = hosts;
@@ -168,8 +165,6 @@ function init_global_state()
prosody.arg = _G.arg;
- prosody.events = require "util.events".new();
-
prosody.platform = "unknown";
if os.getenv("WINDIR") then
prosody.platform = "windows";
@@ -200,7 +195,6 @@ function init_global_state()
-- Function to reopen logfiles
function prosody.reopen_logfiles()
log("info", "Re-opening log files");
- eventmanager.fire_event("reopen-log-files"); -- Handled by appropriate log sinks
prosody.events.fire_event("reopen-log-files");
end
@@ -291,9 +285,9 @@ end
function load_secondary_libraries()
--- Load and initialise core modules
require "util.import"
+ require "util.xmppstream"
require "core.xmlhandlers"
require "core.rostermanager"
- require "core.eventmanager"
require "core.hostmanager"
require "core.modulemanager"
require "core.usermanager"
@@ -337,7 +331,6 @@ end
function prepare_to_start()
log("debug", "Prosody is using the %s backend for connection handling", server.get_backend());
-- Signal to modules that we are ready to start
- eventmanager.fire_event("server-starting");
prosody.events.fire_event("server-starting");
-- start listening on sockets
@@ -455,14 +448,12 @@ init_data_store();
init_global_protection();
prepare_to_start();
-eventmanager.fire_event("server-started");
prosody.events.fire_event("server-started");
loop();
log("info", "Shutting down...");
cleanup();
-eventmanager.fire_event("server-stopped");
prosody.events.fire_event("server-stopped");
log("info", "Shutdown complete");
diff --git a/prosodyctl b/prosodyctl
index ccc1e2f9..c0cd89a0 100755
--- a/prosodyctl
+++ b/prosodyctl
@@ -29,6 +29,14 @@ if CFG_DATADIR then
end
end
+-- Global 'prosody' object
+prosody = {
+ hosts = {},
+ events = require "util.events".new(),
+ platform = "posix"
+};
+local prosody = prosody;
+
config = require "core.configmanager"
do
@@ -63,8 +71,6 @@ if not require "util.dependencies".check_dependencies() then
os.exit(1);
end
-prosody = { hosts = {}, events = events, platform = "posix" };
-
local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data";
require "util.datamanager".set_data_path(data_path);
@@ -114,12 +120,14 @@ local error_messages = setmetatable({
["not-running"] = "Prosody is not running";
}, { __index = function (t,k) return "Error: "..(tostring(k):gsub("%-", " "):gsub("^.", string.upper)); end });
-local events = require "util.events".new();
-
hosts = prosody.hosts;
+local function make_host(hostname)
+ return { events = prosody.events, users = require "core.usermanager".new_default_provider(hostname) };
+end
+
for hostname, config in pairs(config.getconfig()) do
- hosts[hostname] = { events = events };
+ hosts[hostname] = make_host(hostname);
end
require "core.modulemanager"
@@ -231,14 +239,21 @@ function commands.adduser(arg)
return 1;
end
- if prosodyctl.user_exists{ user = user, host = host } then
- show_message [[That user already exists]];
- return 1;
- end
-
if not hosts[host] then
show_warning("The host '%s' is not listed in the configuration file (or is not enabled).", host)
show_warning("The user will not be able to log in until this is changed.");
+ hosts[host] = make_host(host);
+ elseif config.get(host, "core", "authentication")
+ and config.get(host, "core", "authentication") ~= "default" then
+ show_warning("The host '%s' is configured to use the '%s' authentication provider", host,
+ config.get(host, "core", "authentication"));
+ show_warning("prosodyctl currently only supports the default provider, sorry :(");
+ return 1;
+ end
+
+ if prosodyctl.user_exists{ user = user, host = host } then
+ show_message [[That user already exists]];
+ return 1;
end
local password = read_password();
@@ -269,6 +284,18 @@ function commands.passwd(arg)
return 1;
end
+ if not hosts[host] then
+ show_warning("The host '%s' is not listed in the configuration file (or is not enabled).", host)
+ show_warning("The user will not be able to log in until this is changed.");
+ hosts[host] = make_host(host);
+ elseif config.get(host, "core", "authentication")
+ and config.get(host, "core", "authentication") ~= "default" then
+ show_warning("The host '%s' is configured to use the '%s' authentication provider", host,
+ config.get(host, "core", "authentication"));
+ show_warning("prosodyctl currently only supports the default provider, sorry :(");
+ return 1;
+ end
+
if not prosodyctl.user_exists { user = user, host = host } then
show_message [[That user does not exist, use prosodyctl adduser to create a new user]]
return 1;
@@ -302,6 +329,18 @@ function commands.deluser(arg)
return 1;
end
+ if not hosts[host] then
+ show_warning("The host '%s' is not listed in the configuration file (or is not enabled).", host)
+ show_warning("The user will not be able to log in until this is changed.");
+ hosts[host] = make_host(host);
+ elseif config.get(host, "core", "authentication")
+ and config.get(host, "core", "authentication") ~= "default" then
+ show_warning("The host '%s' is configured to use the '%s' authentication provider", host,
+ config.get(host, "core", "authentication"));
+ show_warning("prosodyctl currently only supports the default provider, sorry :(");
+ return 1;
+ end
+
if not prosodyctl.user_exists { user = user, host = host } then
show_message [[That user does not exist on this server]]
return 1;
diff --git a/util/sasl.lua b/util/sasl.lua
index eb71956b..306acc0c 100644
--- a/util/sasl.lua
+++ b/util/sasl.lua
@@ -41,27 +41,6 @@ Authentication Backend Prototypes:
state = false : disabled
state = true : enabled
state = nil : non-existant
-
-plain:
- function(username, realm)
- return password, state;
- end
-
-plain-test:
- function(username, realm, password)
- return true or false, state;
- end
-
-digest-md5:
- function(username, domain, realm, encoding) -- domain and realm are usually the same; for some broken
- -- implementations it's not
- return digesthash, state;
- end
-
-digest-md5-test:
- function(username, domain, realm, encoding, digesthash)
- return true or false, state;
- end
]]
local method = {};
diff --git a/util/sasl/anonymous.lua b/util/sasl/anonymous.lua
index 65650294..f3e31a7f 100644
--- a/util/sasl/anonymous.lua
+++ b/util/sasl/anonymous.lua
@@ -1,5 +1,5 @@
-- sasl.lua v0.4
--- Copyright (C) 2008-2009 Tobias Markmann
+-- Copyright (C) 2008-2010 Tobias Markmann
--
-- All rights reserved.
--
@@ -20,6 +20,16 @@ module "anonymous"
--=========================
--SASL ANONYMOUS according to RFC 4505
+
+--[[
+Supported Authentication Backends
+
+anonymous:
+ function(username, realm)
+ return true; --for normal usage just return true; if you don't like the supplied username you can return false.
+ end
+]]
+
local function anonymous(self, message)
local username;
repeat
diff --git a/util/sasl/digest-md5.lua b/util/sasl/digest-md5.lua
index 04acf04d..8986ca45 100644
--- a/util/sasl/digest-md5.lua
+++ b/util/sasl/digest-md5.lua
@@ -1,5 +1,5 @@
-- sasl.lua v0.4
--- Copyright (C) 2008-2009 Tobias Markmann
+-- Copyright (C) 2008-2010 Tobias Markmann
--
-- All rights reserved.
--
@@ -29,6 +29,21 @@ module "digest-md5"
--=========================
--SASL DIGEST-MD5 according to RFC 2831
+--[[
+Supported Authentication Backends
+
+digest-md5:
+ function(username, domain, realm, encoding) -- domain and realm are usually the same; for some broken
+ -- implementations it's not
+ return digesthash, state;
+ end
+
+digest-md5-test:
+ function(username, domain, realm, encoding, digesthash)
+ return true or false, state;
+ end
+]]
+
local function digest(self, message)
--TODO complete support for authzid
diff --git a/util/sasl/plain.lua b/util/sasl/plain.lua
index ae5c777a..2abbc53a 100644
--- a/util/sasl/plain.lua
+++ b/util/sasl/plain.lua
@@ -1,5 +1,5 @@
-- sasl.lua v0.4
--- Copyright (C) 2008-2009 Tobias Markmann
+-- Copyright (C) 2008-2010 Tobias Markmann
--
-- All rights reserved.
--
@@ -19,6 +19,26 @@ module "plain"
-- ================================
-- SASL PLAIN according to RFC 4616
+
+--[[
+Supported Authentication Backends
+
+plain:
+ function(username, realm)
+ return password, state;
+ end
+
+plain-test:
+ function(username, realm, password)
+ return true or false, state;
+ end
+
+plain-hashed:
+ function(username, realm)
+ return hashed_password, hash_function, state;
+ end
+]]
+
local function plain(self, message)
if not message then
return "failure", "malformed-request";
@@ -46,6 +66,10 @@ local function plain(self, message)
if correct_password == password then correct = true; else correct = false; end
elseif self.profile.plain_test then
correct, state = self.profile.plain_test(authentication, self.realm, password);
+ elseif self.profile.plain_hashed then
+ local hashed_password, hash_f;
+ hashed_password, hash_f, state = self.profile.plain_hashed(authentication, self.realm);
+ if hashed_password == hash_f(password) then correct = true; else correct = false; end
end
self.username = authentication
@@ -61,7 +85,7 @@ local function plain(self, message)
end
function init(registerMechanism)
- registerMechanism("PLAIN", {"plain", "plain_test"}, plain);
+ registerMechanism("PLAIN", {"plain", "plain_test", "plain_hashed"}, plain);
end
return _M;
diff --git a/util/sasl/scram.lua b/util/sasl/scram.lua
index 103e8a90..ed7d7bc3 100644
--- a/util/sasl/scram.lua
+++ b/util/sasl/scram.lua
@@ -1,5 +1,5 @@
-- sasl.lua v0.4
--- Copyright (C) 2008-2009 Tobias Markmann
+-- Copyright (C) 2008-2010 Tobias Markmann
--
-- All rights reserved.
--
@@ -28,6 +28,16 @@ module "scram"
--=========================
--SASL SCRAM-SHA-1 according to draft-ietf-sasl-scram-10
+
+--[[
+Supported Authentication Backends
+
+scram-{MECH}:
+ function(username, realm)
+ return salted_password, iteration_count, salt, state;
+ end
+]]
+
local default_i = 4096
local function bp( b )
@@ -82,77 +92,95 @@ local function validate_username(username)
return username;
end
-local function scram_sha_1(self, message)
- if not self.state then self["state"] = {} end
+local function scram_gen(hash_name, H_f, HMAC_f)
+ local function scram_hash(self, message)
+ if not self.state then self["state"] = {} end
- if not self.state.name then
- -- we are processing client_first_message
- local client_first_message = message;
- self.state["client_first_message"] = client_first_message;
- self.state["name"] = client_first_message:match("n=(.+),r=")
- self.state["clientnonce"] = client_first_message:match("r=([^,]+)")
-
- if not self.state.name or not self.state.clientnonce then
- return "failure", "malformed-request";
- end
-
- self.state.name = validate_username(self.state.name);
if not self.state.name then
- log("debug", "Username violates either SASLprep or contains forbidden character sequences.")
- return "failure", "malformed-request", "Invalid username.";
- end
+ -- we are processing client_first_message
+ local client_first_message = message;
+ self.state["client_first_message"] = client_first_message;
+ self.state["name"] = client_first_message:match("n=(.+),r=")
+ self.state["clientnonce"] = client_first_message:match("r=([^,]+)")
- self.state["servernonce"] = generate_uuid();
- self.state["salt"] = generate_uuid();
+ if not self.state.name or not self.state.clientnonce then
+ return "failure", "malformed-request";
+ end
- local server_first_message = "r="..self.state.clientnonce..self.state.servernonce..",s="..base64.encode(self.state.salt)..",i="..default_i;
- self.state["server_first_message"] = server_first_message;
- return "challenge", server_first_message
- else
- if type(message) ~= "string" then return "failure", "malformed-request" end
- -- we are processing client_final_message
- local client_final_message = message;
+ self.state.name = validate_username(self.state.name);
+ if not self.state.name then
+ log("debug", "Username violates either SASLprep or contains forbidden character sequences.")
+ return "failure", "malformed-request", "Invalid username.";
+ end
- self.state["proof"] = client_final_message:match("p=(.+)");
- self.state["nonce"] = client_final_message:match("r=(.+),p=");
- self.state["channelbinding"] = client_final_message:match("c=(.+),r=");
- if not self.state.proof or not self.state.nonce or not self.state.channelbinding then
- return "failure", "malformed-request", "Missing an attribute(p, r or c) in SASL message.";
- end
+ self.state["servernonce"] = generate_uuid();
+
+ -- retreive credentials
+ if self.profile.plain then
+ local password, state = self.profile.plain(self.state.name, self.realm)
+ if state == nil then return "failure", "not-authorized"
+ elseif state == false then return "failure", "account-disabled" end
+
+ password = saslprep(password);
+ if not password then
+ log("debug", "Password violates SASLprep.");
+ return "failure", "not-authorized", "Invalid password."
+ end
+ self.state.salt = generate_uuid();
+ self.state.iteration_count = default_i;
+ self.state.salted_password = Hi(HMAC_f, password, self.state.salt, default_i);
+ elseif self.profile["scram_"..hash_name] then
+ local salted_password, iteration_count, salt, state = self.profile["scram-"..hash_name](self.state.name, self.realm);
+ if state == nil then return "failure", "not-authorized"
+ elseif state == false then return "failure", "account-disabled" end
+
+ self.state.salted_password = salted_password;
+ self.state.iteration_count = iteration_count;
+ self.state.salt = salt
+ end
- local password, state;
- if self.profile.plain then
- password, state = self.profile.plain(self.state.name, self.realm)
- if state == nil then return "failure", "not-authorized"
- elseif state == false then return "failure", "account-disabled" end
- password = saslprep(password);
- if not password then
- log("debug", "Password violates SASLprep.");
- return "failure", "not-authorized", "Invalid password."
+ local server_first_message = "r="..self.state.clientnonce..self.state.servernonce..",s="..base64.encode(self.state.salt)..",i="..self.state.iteration_count;
+ self.state["server_first_message"] = server_first_message;
+ return "challenge", server_first_message
+ else
+ if type(message) ~= "string" then return "failure", "malformed-request" end
+ -- we are processing client_final_message
+ local client_final_message = message;
+
+ self.state["proof"] = client_final_message:match("p=(.+)");
+ self.state["nonce"] = client_final_message:match("r=(.+),p=");
+ self.state["channelbinding"] = client_final_message:match("c=(.+),r=");
+ if not self.state.proof or not self.state.nonce or not self.state.channelbinding then
+ return "failure", "malformed-request", "Missing an attribute(p, r or c) in SASL message.";
end
- end
- local SaltedPassword = Hi(hmac_sha1, password, self.state.salt, default_i)
- local ClientKey = hmac_sha1(SaltedPassword, "Client Key")
- local ServerKey = hmac_sha1(SaltedPassword, "Server Key")
- local StoredKey = sha1(ClientKey)
- local AuthMessage = "n=" .. s_match(self.state.client_first_message,"n=(.+)") .. "," .. self.state.server_first_message .. "," .. s_match(client_final_message, "(.+),p=.+")
- local ClientSignature = hmac_sha1(StoredKey, AuthMessage)
- local ClientProof = binaryXOR(ClientKey, ClientSignature)
- local ServerSignature = hmac_sha1(ServerKey, AuthMessage)
+ local SaltedPassword = self.state.salted_password;
+ local ClientKey = HMAC_f(SaltedPassword, "Client Key")
+ local ServerKey = HMAC_f(SaltedPassword, "Server Key")
+ local StoredKey = H_f(ClientKey)
+ local AuthMessage = "n=" .. s_match(self.state.client_first_message,"n=(.+)") .. "," .. self.state.server_first_message .. "," .. s_match(client_final_message, "(.+),p=.+")
+ local ClientSignature = HMAC_f(StoredKey, AuthMessage)
+ local ClientProof = binaryXOR(ClientKey, ClientSignature)
+ local ServerSignature = HMAC_f(ServerKey, AuthMessage)
- if base64.encode(ClientProof) == self.state.proof then
- local server_final_message = "v="..base64.encode(ServerSignature);
- self["username"] = self.state.name;
- return "success", server_final_message;
- else
- return "failure", "not-authorized", "The response provided by the client doesn't match the one we calculated.";
+ if base64.encode(ClientProof) == self.state.proof then
+ local server_final_message = "v="..base64.encode(ServerSignature);
+ self["username"] = self.state.name;
+ return "success", server_final_message;
+ else
+ return "failure", "not-authorized", "The response provided by the client doesn't match the one we calculated.";
+ end
end
end
+ return scram_hash;
end
function init(registerMechanism)
- registerMechanism("SCRAM-SHA-1", {"plain"}, scram_sha_1);
+ local function registerSCRAMMechanism(hash_name, hash, hmac_hash)
+ registerMechanism("SCRAM-"..hash_name, {"plain", "scram_"..(hash_name:lower())}, scram_gen(hash_name:lower(), hash, hmac_hash));
+ end
+
+ registerSCRAMMechanism("SHA-1", sha1, hmac_sha1);
end
return _M; \ No newline at end of file
diff --git a/util/xmppstream.lua b/util/xmppstream.lua
new file mode 100644
index 00000000..ed5395b5
--- /dev/null
+++ b/util/xmppstream.lua
@@ -0,0 +1,168 @@
+-- Prosody IM
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 Waqas Hussain
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+
+local lxp = require "lxp";
+local st = require "util.stanza";
+
+local tostring = tostring;
+local t_insert = table.insert;
+local t_concat = table.concat;
+
+local default_log = require "util.logger".init("xmlhandlers");
+
+local error = error;
+
+module "xmppstream"
+
+local new_parser = lxp.new;
+
+local ns_prefixes = {
+ ["http://www.w3.org/XML/1998/namespace"] = "xml";
+};
+
+local xmlns_streams = "http://etherx.jabber.org/streams";
+
+local ns_separator = "\1";
+local ns_pattern = "^([^"..ns_separator.."]*)"..ns_separator.."?(.*)$";
+
+function new_sax_handlers(session, stream_callbacks)
+ local xml_handlers = {};
+
+ local log = session.log or default_log;
+
+ local cb_streamopened = stream_callbacks.streamopened;
+ local cb_streamclosed = stream_callbacks.streamclosed;
+ local cb_error = stream_callbacks.error or function(session, e) error("XML stream error: "..tostring(e)); end;
+ local cb_handlestanza = stream_callbacks.handlestanza;
+
+ local stream_ns = stream_callbacks.stream_ns or xmlns_streams;
+ local stream_tag = stream_ns..ns_separator..(stream_callbacks.stream_tag or "stream");
+ local stream_error_tag = stream_ns..ns_separator..(stream_callbacks.error_tag or "error");
+
+ local stream_default_ns = stream_callbacks.default_ns;
+
+ local chardata, stanza = {};
+ function xml_handlers:StartElement(tagname, attr)
+ if stanza and #chardata > 0 then
+ -- We have some character data in the buffer
+ stanza:text(t_concat(chardata));
+ chardata = {};
+ end
+ local curr_ns,name = tagname:match(ns_pattern);
+ if name == "" then
+ curr_ns, name = "", curr_ns;
+ end
+
+ if curr_ns ~= stream_default_ns then
+ attr.xmlns = curr_ns;
+ end
+
+ -- FIXME !!!!!
+ for i=1,#attr do
+ local k = attr[i];
+ attr[i] = nil;
+ local ns, nm = k:match(ns_pattern);
+ if nm ~= "" then
+ ns = ns_prefixes[ns];
+ if ns then
+ attr[ns..":"..nm] = attr[k];
+ attr[k] = nil;
+ end
+ end
+ end
+
+ if not stanza then --if we are not currently inside a stanza
+ if session.notopen then
+ if tagname == stream_tag then
+ if cb_streamopened then
+ cb_streamopened(session, attr);
+ end
+ else
+ -- Garbage before stream?
+ cb_error(session, "no-stream");
+ end
+ return;
+ end
+ if curr_ns == "jabber:client" and name ~= "iq" and name ~= "presence" and name ~= "message" then
+ cb_error(session, "invalid-top-level-element");
+ end
+
+ stanza = st.stanza(name, attr);
+ else -- we are inside a stanza, so add a tag
+ attr.xmlns = nil;
+ if curr_ns ~= stream_default_ns then
+ attr.xmlns = curr_ns;
+ end
+ stanza:tag(name, attr);
+ end
+ end
+ function xml_handlers:CharacterData(data)
+ if stanza then
+ t_insert(chardata, data);
+ end
+ end
+ function xml_handlers:EndElement(tagname)
+ if stanza then
+ if #chardata > 0 then
+ -- We have some character data in the buffer
+ stanza:text(t_concat(chardata));
+ chardata = {};
+ end
+ -- Complete stanza
+ if #stanza.last_add == 0 then
+ if tagname ~= stream_error_tag then
+ cb_handlestanza(session, stanza);
+ else
+ cb_error(session, "stream-error", stanza);
+ end
+ stanza = nil;
+ else
+ stanza:up();
+ end
+ else
+ if tagname == stream_tag then
+ if cb_streamclosed then
+ cb_streamclosed(session);
+ end
+ else
+ local curr_ns,name = tagname:match(ns_pattern);
+ if name == "" then
+ curr_ns, name = "", curr_ns;
+ end
+ cb_error(session, "parse-error", "unexpected-element-close", name);
+ end
+ stanza, chardata = nil, {};
+ end
+ end
+
+ local function reset()
+ stanza, chardata = nil, {};
+ end
+
+ return xml_handlers, { reset = reset };
+end
+
+function new(session, stream_callbacks)
+ local handlers, meta = new_sax_handlers(session, stream_callbacks);
+ local parser = new_parser(handlers, ns_separator);
+ local parse = parser.parse;
+
+ return {
+ reset = function ()
+ parser = new_parser(handlers, ns_separator);
+ parse = parser.parse;
+ meta.reset();
+ end,
+ feed = function (self, data)
+ return parse(parser, data);
+ end
+ };
+end
+
+return _M;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-09 22:47:34 +0000