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author | louiz’ <louiz@louiz.org> | 2018-06-19 21:31:11 +0200 |
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committer | louiz’ <louiz@louiz.org> | 2018-06-19 21:33:33 +0200 |
commit | 21a79b7bad51e755cee2890aa6d0bec5dd45f901 (patch) | |
tree | 2cb8613bd3f2ecd5d94e4e540baa721ab221a50e | |
parent | fc17ee078f9966a73e0b919cf2826726cbc08e1f (diff) | |
download | biboumi-21a79b7bad51e755cee2890aa6d0bec5dd45f901.tar.gz biboumi-21a79b7bad51e755cee2890aa6d0bec5dd45f901.tar.bz2 biboumi-21a79b7bad51e755cee2890aa6d0bec5dd45f901.tar.xz biboumi-21a79b7bad51e755cee2890aa6d0bec5dd45f901.zip |
Reject messages from unjoined resources, with an error
fix #3346
-rw-r--r-- | CHANGELOG.rst | 3 | ||||
-rw-r--r-- | src/bridge/bridge.hpp | 2 | ||||
-rw-r--r-- | src/xmpp/biboumi_component.cpp | 15 | ||||
-rw-r--r-- | tests/end_to_end/__main__.py | 26 |
4 files changed, 43 insertions, 3 deletions
diff --git a/CHANGELOG.rst b/CHANGELOG.rst index 942465e..8d00fb6 100644 --- a/CHANGELOG.rst +++ b/CHANGELOG.rst @@ -2,6 +2,9 @@ Version 9.0 =========== - SIGHUP is now caught and reloads the configuration like SIGUSR1 and 2. +- Messages from unjoined resources are now rejected instead of being accepted. + This helps clients understand that they are not in the room (because of + some connection issue for example). Version 8.3 - 2018-06-01 ======================== diff --git a/src/bridge/bridge.hpp b/src/bridge/bridge.hpp index 8e7d9d7..04397c6 100644 --- a/src/bridge/bridge.hpp +++ b/src/bridge/bridge.hpp @@ -316,7 +316,9 @@ private: */ void add_resource_to_chan(const ChannelKey& channel, const std::string& resource); void remove_resource_from_chan(const ChannelKey& channel, const std::string& resource); +public: bool is_resource_in_chan(const ChannelKey& channel, const std::string& resource) const; +private: void remove_all_resources_from_chan(const ChannelKey& channel); std::size_t number_of_resources_in_chan(const ChannelKey& channel) const; diff --git a/src/xmpp/biboumi_component.cpp b/src/xmpp/biboumi_component.cpp index 852b13f..8d97d07 100644 --- a/src/xmpp/biboumi_component.cpp +++ b/src/xmpp/biboumi_component.cpp @@ -273,9 +273,10 @@ void BiboumiComponent::handle_message(const Stanza& stanza) std::string error_type("cancel"); std::string error_name("internal-server-error"); - utils::ScopeGuard stanza_error([this, &from_str, &to_str, &id, &error_type, &error_name](){ + std::string error_text{}; + utils::ScopeGuard stanza_error([this, &from_str, &to_str, &id, &error_type, &error_name, &error_text](){ this->send_stanza_error("message", from_str, to_str, id, - error_type, error_name, ""); + error_type, error_name, error_text); }); const XmlNode* body = stanza.get_child("body", COMPONENT_NS); @@ -284,7 +285,15 @@ void BiboumiComponent::handle_message(const Stanza& stanza) { if (body && !body->get_inner().empty()) { - bridge->send_channel_message(iid, body->get_inner(), id); + if (bridge->is_resource_in_chan(iid.to_tuple(), from.resource)) + bridge->send_channel_message(iid, body->get_inner(), id); + else + { + error_type = "modify"; + error_name = "not-acceptable"; + error_text = "You are not a participant in this room."; + return; + } } const XmlNode* subject = stanza.get_child("subject", COMPONENT_NS); if (subject) diff --git a/tests/end_to_end/__main__.py b/tests/end_to_end/__main__.py index 5611e8d..60e868b 100644 --- a/tests/end_to_end/__main__.py +++ b/tests/end_to_end/__main__.py @@ -1404,6 +1404,32 @@ if __name__ == '__main__': "/message[@from='{lower_nick_two}%{irc_server_one}'][@to='{jid_one}/{resource_one}']"), ] ), + Scenario("muc_message_from_unjoined_resource", + [ + handshake_sequence(), + partial(send_stanza, + "<presence from='{jid_one}/{resource_one}' to='#foo%{irc_server_one}/{nick_one}' />"), + connection_sequence("irc.localhost", '{jid_one}/{resource_one}'), + partial(expect_stanza, + "/message/body[text()='Mode #foo [+nt] by {irc_host_one}']"), + partial(expect_stanza, "/presence"), + partial(expect_stanza, "/message/subject"), + + # Send a channel message + partial(send_stanza, "<message from='{jid_one}/{resource_one}' to='#foo%{irc_server_one}' type='groupchat'><body>coucou</body></message>"), + # Receive the message + partial(expect_stanza, + ("/message[@from='#foo%{irc_server_one}/{nick_one}'][@to='{jid_one}/{resource_one}'][@type='groupchat']/body[text()='coucou']", + "/message/stable_id:stanza-id[@by='#foo%{irc_server_one}'][@id]"), + ), + + # Send a message from a resource that is not joined + partial(send_stanza, "<message from='{jid_one}/{resource_two}' to='#foo%{irc_server_one}' type='groupchat'><body>coucou</body></message>"), + partial(expect_stanza, ("/message[@type='error']/error[@type='modify']/stanza:text[text()='You are not a participant in this room.']", + "/message/error/stanza:not-acceptable" + )) + + ]), Scenario("encoded_channel_join", [ handshake_sequence(), |