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authorVasudev Kamath <vasudev@copyninja.info>2016-10-23 21:09:41 +0530
committerVasudev Kamath <vasudev@copyninja.info>2016-10-23 21:09:41 +0530
commit4e4de7284e6e4d89d182ea459823bbec1e408842 (patch)
tree47e0ed5216b48649b138f168f61fddca2b0c076a /src/xmpp/biboumi_adhoc_commands.cpp
parentdfb3a6edfacf2f16a8a63690b3e8058b6295d1a3 (diff)
parenteda4b75b1cff83336e87da90efca9fd6b4ced2c7 (diff)
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Updated version 3.0 from 'upstream/3.0'
with Debian dir 0f18938e98f5a466f36719f60cef0490163ab845
Diffstat (limited to 'src/xmpp/biboumi_adhoc_commands.cpp')
-rw-r--r--src/xmpp/biboumi_adhoc_commands.cpp635
1 files changed, 635 insertions, 0 deletions
diff --git a/src/xmpp/biboumi_adhoc_commands.cpp b/src/xmpp/biboumi_adhoc_commands.cpp
new file mode 100644
index 0000000..eec930d
--- /dev/null
+++ b/src/xmpp/biboumi_adhoc_commands.cpp
@@ -0,0 +1,635 @@
+#include <xmpp/biboumi_adhoc_commands.hpp>
+#include <xmpp/biboumi_component.hpp>
+#include <config/config.hpp>
+#include <utils/string.hpp>
+#include <utils/split.hpp>
+#include <xmpp/jid.hpp>
+
+#include <biboumi.h>
+
+#ifdef USE_DATABASE
+#include <database/database.hpp>
+#endif
+
+#include <louloulibs.h>
+
+#include <algorithm>
+
+using namespace std::string_literals;
+
+void DisconnectUserStep1(XmppComponent& xmpp_component, AdhocSession&, XmlNode& command_node)
+{
+ auto& biboumi_component = static_cast<BiboumiComponent&>(xmpp_component);
+
+ XmlNode x("jabber:x:data:x");
+ x["type"] = "form";
+ XmlNode title("title");
+ title.set_inner("Disconnect a user from the gateway");
+ x.add_child(std::move(title));
+ XmlNode instructions("instructions");
+ instructions.set_inner("Choose a user JID and a quit message");
+ x.add_child(std::move(instructions));
+ XmlNode jids_field("field");
+ jids_field["var"] = "jids";
+ jids_field["type"] = "list-multi";
+ jids_field["label"] = "The JIDs to disconnect";
+ XmlNode required("required");
+ jids_field.add_child(std::move(required));
+ for (Bridge* bridge: biboumi_component.get_bridges())
+ {
+ XmlNode option("option");
+ option["label"] = bridge->get_jid();
+ XmlNode value("value");
+ value.set_inner(bridge->get_jid());
+ option.add_child(std::move(value));
+ jids_field.add_child(std::move(option));
+ }
+ x.add_child(std::move(jids_field));
+
+ XmlNode message_field("field");
+ message_field["var"] = "quit-message";
+ message_field["type"] = "text-single";
+ message_field["label"] = "Quit message";
+ XmlNode message_value("value");
+ message_value.set_inner("Disconnected by admin");
+ message_field.add_child(std::move(message_value));
+ x.add_child(std::move(message_field));
+ command_node.add_child(std::move(x));
+}
+
+void DisconnectUserStep2(XmppComponent& xmpp_component, AdhocSession& session, XmlNode& command_node)
+{
+ auto& biboumi_component = static_cast<BiboumiComponent&>(xmpp_component);
+
+ // Find out if the jids, and the quit message are provided in the form.
+ std::string quit_message;
+ const XmlNode* x = command_node.get_child("x", "jabber:x:data");
+ if (x)
+ {
+ const XmlNode* message_field = nullptr;
+ const XmlNode* jids_field = nullptr;
+ for (const XmlNode* field: x->get_children("field", "jabber:x:data"))
+ if (field->get_tag("var") == "jids")
+ jids_field = field;
+ else if (field->get_tag("var") == "quit-message")
+ message_field = field;
+ if (message_field)
+ {
+ const XmlNode* value = message_field->get_child("value", "jabber:x:data");
+ if (value)
+ quit_message = value->get_inner();
+ }
+ if (jids_field)
+ {
+ std::size_t num = 0;
+ for (const XmlNode* value: jids_field->get_children("value", "jabber:x:data"))
+ {
+ Bridge* bridge = biboumi_component.find_user_bridge(value->get_inner());
+ if (bridge)
+ {
+ bridge->shutdown(quit_message);
+ num++;
+ }
+ }
+ command_node.delete_all_children();
+
+ XmlNode note("note");
+ note["type"] = "info";
+ if (num == 0)
+ note.set_inner("No user were disconnected.");
+ else if (num == 1)
+ note.set_inner("1 user has been disconnected.");
+ else
+ note.set_inner(std::to_string(num) + " users have been disconnected.");
+ command_node.add_child(std::move(note));
+ return;
+ }
+ }
+ XmlNode error(ADHOC_NS":error");
+ error["type"] = "modify";
+ XmlNode condition(STANZA_NS":bad-request");
+ error.add_child(std::move(condition));
+ command_node.add_child(std::move(error));
+ session.terminate();
+}
+
+#ifdef USE_DATABASE
+void ConfigureIrcServerStep1(XmppComponent&, AdhocSession& session, XmlNode& command_node)
+{
+ const Jid owner(session.get_owner_jid());
+ const Jid target(session.get_target_jid());
+ std::string server_domain;
+ if ((server_domain = Config::get("fixed_irc_server", "")).empty())
+ server_domain = target.local;
+ auto options = Database::get_irc_server_options(owner.local + "@" + owner.domain,
+ server_domain);
+
+ XmlNode x("jabber:x:data:x");
+ x["type"] = "form";
+ XmlNode title("title");
+ title.set_inner("Configure the IRC server "s + server_domain);
+ x.add_child(std::move(title));
+ XmlNode instructions("instructions");
+ instructions.set_inner("Edit the form, to configure the settings of the IRC server "s + server_domain);
+ x.add_child(std::move(instructions));
+
+ XmlNode required("required");
+
+ XmlNode ports("field");
+ ports["var"] = "ports";
+ ports["type"] = "text-multi";
+ ports["label"] = "Ports";
+ ports["desc"] = "List of ports to try, without TLS. Defaults: 6667.";
+ auto vals = utils::split(options.ports.value(), ';', false);
+ for (const auto& val: vals)
+ {
+ XmlNode ports_value("value");
+ ports_value.set_inner(val);
+ ports.add_child(std::move(ports_value));
+ }
+ ports.add_child(required);
+ x.add_child(std::move(ports));
+
+#ifdef BOTAN_FOUND
+ XmlNode tls_ports("field");
+ tls_ports["var"] = "tls_ports";
+ tls_ports["type"] = "text-multi";
+ tls_ports["label"] = "TLS ports";
+ tls_ports["desc"] = "List of ports to try, with TLS. Defaults: 6697, 6670.";
+ vals = utils::split(options.tlsPorts.value(), ';', false);
+ for (const auto& val: vals)
+ {
+ XmlNode tls_ports_value("value");
+ tls_ports_value.set_inner(val);
+ tls_ports.add_child(std::move(tls_ports_value));
+ }
+ tls_ports.add_child(required);
+ x.add_child(std::move(tls_ports));
+
+ XmlNode verify_cert("field");
+ verify_cert["var"] = "verify_cert";
+ verify_cert["type"] = "boolean";
+ verify_cert["label"] = "Verify certificate";
+ verify_cert["desc"] = "Whether or not to abort the connection if the server’s TLS certificate is invalid";
+ XmlNode verify_cert_value("value");
+ if (options.verifyCert.value())
+ verify_cert_value.set_inner("true");
+ else
+ verify_cert_value.set_inner("false");
+ verify_cert.add_child(std::move(verify_cert_value));
+ x.add_child(std::move(verify_cert));
+
+ XmlNode fingerprint("field");
+ fingerprint["var"] = "fingerprint";
+ fingerprint["type"] = "text-single";
+ fingerprint["label"] = "SHA-1 fingerprint of the TLS certificate to trust.";
+ if (!options.trustedFingerprint.value().empty())
+ {
+ XmlNode fingerprint_value("value");
+ fingerprint_value.set_inner(options.trustedFingerprint.value());
+ fingerprint.add_child(std::move(fingerprint_value));
+ }
+ fingerprint.add_child(required);
+ x.add_child(std::move(fingerprint));
+#endif
+
+ XmlNode pass("field");
+ pass["var"] = "pass";
+ pass["type"] = "text-private";
+ pass["label"] = "Server password (to be used in a PASS command when connecting)";
+ if (!options.pass.value().empty())
+ {
+ XmlNode pass_value("value");
+ pass_value.set_inner(options.pass.value());
+ pass.add_child(std::move(pass_value));
+ }
+ pass.add_child(required);
+ x.add_child(std::move(pass));
+
+ XmlNode after_cnt_cmd("field");
+ after_cnt_cmd["var"] = "after_connect_command";
+ after_cnt_cmd["type"] = "text-single";
+ after_cnt_cmd["desc"] = "Custom IRC command sent after the connection is established with the server.";
+ after_cnt_cmd["label"] = "After-connection IRC command";
+ if (!options.afterConnectionCommand.value().empty())
+ {
+ XmlNode after_cnt_cmd_value("value");
+ after_cnt_cmd_value.set_inner(options.afterConnectionCommand.value());
+ after_cnt_cmd.add_child(std::move(after_cnt_cmd_value));
+ }
+ after_cnt_cmd.add_child(required);
+ x.add_child(std::move(after_cnt_cmd));
+
+ if (Config::get("realname_customization", "true") == "true")
+ {
+ XmlNode username("field");
+ username["var"] = "username";
+ username["type"] = "text-single";
+ username["label"] = "Username";
+ if (!options.username.value().empty())
+ {
+ XmlNode username_value("value");
+ username_value.set_inner(options.username.value());
+ username.add_child(std::move(username_value));
+ }
+ username.add_child(required);
+ x.add_child(std::move(username));
+
+ XmlNode realname("field");
+ realname["var"] = "realname";
+ realname["type"] = "text-single";
+ realname["label"] = "Realname";
+ if (!options.realname.value().empty())
+ {
+ XmlNode realname_value("value");
+ realname_value.set_inner(options.realname.value());
+ realname.add_child(std::move(realname_value));
+ }
+ realname.add_child(required);
+ x.add_child(std::move(realname));
+ }
+
+ XmlNode encoding_out("field");
+ encoding_out["var"] = "encoding_out";
+ encoding_out["type"] = "text-single";
+ encoding_out["desc"] = "The encoding used when sending messages to the IRC server.";
+ encoding_out["label"] = "Out encoding";
+ if (!options.encodingOut.value().empty())
+ {
+ XmlNode encoding_out_value("value");
+ encoding_out_value.set_inner(options.encodingOut.value());
+ encoding_out.add_child(std::move(encoding_out_value));
+ }
+ encoding_out.add_child(required);
+ x.add_child(std::move(encoding_out));
+
+ XmlNode encoding_in("field");
+ encoding_in["var"] = "encoding_in";
+ encoding_in["type"] = "text-single";
+ encoding_in["desc"] = "The encoding used to decode message received from the IRC server.";
+ encoding_in["label"] = "In encoding";
+ if (!options.encodingIn.value().empty())
+ {
+ XmlNode encoding_in_value("value");
+ encoding_in_value.set_inner(options.encodingIn.value());
+ encoding_in.add_child(std::move(encoding_in_value));
+ }
+ encoding_in.add_child(required);
+ x.add_child(std::move(encoding_in));
+
+
+ command_node.add_child(std::move(x));
+}
+
+void ConfigureIrcServerStep2(XmppComponent&, AdhocSession& session, XmlNode& command_node)
+{
+ const XmlNode* x = command_node.get_child("x", "jabber:x:data");
+ if (x)
+ {
+ const Jid owner(session.get_owner_jid());
+ const Jid target(session.get_target_jid());
+ std::string server_domain;
+ if ((server_domain = Config::get("fixed_irc_server", "")).empty())
+ server_domain = target.local;
+ auto options = Database::get_irc_server_options(owner.local + "@" + owner.domain,
+ server_domain);
+ for (const XmlNode* field: x->get_children("field", "jabber:x:data"))
+ {
+ const XmlNode* value = field->get_child("value", "jabber:x:data");
+ const std::vector<const XmlNode*> values = field->get_children("value", "jabber:x:data");
+ if (field->get_tag("var") == "ports")
+ {
+ std::string ports;
+ for (const auto& val: values)
+ ports += val->get_inner() + ";";
+ options.ports = ports;
+ }
+
+#ifdef BOTAN_FOUND
+ else if (field->get_tag("var") == "tls_ports")
+ {
+ std::string ports;
+ for (const auto& val: values)
+ ports += val->get_inner() + ";";
+ options.tlsPorts = ports;
+ }
+
+ else if (field->get_tag("var") == "verify_cert" && value
+ && !value->get_inner().empty())
+ {
+ auto val = to_bool(value->get_inner());
+ options.verifyCert = val;
+ }
+
+ else if (field->get_tag("var") == "fingerprint" && value &&
+ !value->get_inner().empty())
+ {
+ options.trustedFingerprint = value->get_inner();
+ }
+
+#endif // BOTAN_FOUND
+
+ else if (field->get_tag("var") == "pass" &&
+ value && !value->get_inner().empty())
+ options.pass = value->get_inner();
+
+ else if (field->get_tag("var") == "after_connect_command" &&
+ value && !value->get_inner().empty())
+ options.afterConnectionCommand = value->get_inner();
+
+ else if (field->get_tag("var") == "username" &&
+ value && !value->get_inner().empty())
+ {
+ auto username = value->get_inner();
+ // The username must not contain spaces
+ std::replace(username.begin(), username.end(), ' ', '_');
+ options.username = username;
+ }
+
+ else if (field->get_tag("var") == "realname" &&
+ value && !value->get_inner().empty())
+ options.realname = value->get_inner();
+
+ else if (field->get_tag("var") == "encoding_out" &&
+ value && !value->get_inner().empty())
+ options.encodingOut = value->get_inner();
+
+ else if (field->get_tag("var") == "encoding_in" &&
+ value && !value->get_inner().empty())
+ options.encodingIn = value->get_inner();
+
+ }
+
+ options.update();
+
+ command_node.delete_all_children();
+ XmlNode note("note");
+ note["type"] = "info";
+ note.set_inner("Configuration successfully applied.");
+ command_node.add_child(std::move(note));
+ return;
+ }
+ XmlNode error(ADHOC_NS":error");
+ error["type"] = "modify";
+ XmlNode condition(STANZA_NS":bad-request");
+ error.add_child(std::move(condition));
+ command_node.add_child(std::move(error));
+ session.terminate();
+}
+
+void ConfigureIrcChannelStep1(XmppComponent&, AdhocSession& session, XmlNode& command_node)
+{
+ const Jid owner(session.get_owner_jid());
+ const Jid target(session.get_target_jid());
+ const Iid iid(target.local);
+ auto options = Database::get_irc_channel_options_with_server_default(owner.local + "@" + owner.domain,
+ iid.get_server(), iid.get_local());
+
+ XmlNode x("jabber:x:data:x");
+ x["type"] = "form";
+ XmlNode title("title");
+ title.set_inner("Configure the IRC channel "s + iid.get_local() + " on server "s + iid.get_server());
+ x.add_child(std::move(title));
+ XmlNode instructions("instructions");
+ instructions.set_inner("Edit the form, to configure the settings of the IRC channel "s + iid.get_local());
+ x.add_child(std::move(instructions));
+
+ XmlNode required("required");
+
+ XmlNode encoding_out("field");
+ encoding_out["var"] = "encoding_out";
+ encoding_out["type"] = "text-single";
+ encoding_out["desc"] = "The encoding used when sending messages to the IRC server. Defaults to the server's “out encoding” if unset for the channel";
+ encoding_out["label"] = "Out encoding";
+ if (!options.encodingOut.value().empty())
+ {
+ XmlNode encoding_out_value("value");
+ encoding_out_value.set_inner(options.encodingOut.value());
+ encoding_out.add_child(std::move(encoding_out_value));
+ }
+ encoding_out.add_child(required);
+ x.add_child(std::move(encoding_out));
+
+ XmlNode encoding_in("field");
+ encoding_in["var"] = "encoding_in";
+ encoding_in["type"] = "text-single";
+ encoding_in["desc"] = "The encoding used to decode message received from the IRC server. Defaults to the server's “in encoding” if unset for the channel";
+ encoding_in["label"] = "In encoding";
+ if (!options.encodingIn.value().empty())
+ {
+ XmlNode encoding_in_value("value");
+ encoding_in_value.set_inner(options.encodingIn.value());
+ encoding_in.add_child(std::move(encoding_in_value));
+ }
+ encoding_in.add_child(required);
+ x.add_child(std::move(encoding_in));
+
+ command_node.add_child(std::move(x));
+}
+
+void ConfigureIrcChannelStep2(XmppComponent&, AdhocSession& session, XmlNode& command_node)
+{
+ const XmlNode* x = command_node.get_child("x", "jabber:x:data");
+ if (x)
+ {
+ const Jid owner(session.get_owner_jid());
+ const Jid target(session.get_target_jid());
+ const Iid iid(target.local);
+ auto options = Database::get_irc_channel_options(owner.local + "@" + owner.domain,
+ iid.get_server(), iid.get_local());
+ for (const XmlNode* field: x->get_children("field", "jabber:x:data"))
+ {
+ const XmlNode* value = field->get_child("value", "jabber:x:data");
+
+ if (field->get_tag("var") == "encoding_out" &&
+ value && !value->get_inner().empty())
+ options.encodingOut = value->get_inner();
+
+ else if (field->get_tag("var") == "encoding_in" &&
+ value && !value->get_inner().empty())
+ options.encodingIn = value->get_inner();
+ }
+
+ options.update();
+
+ command_node.delete_all_children();
+ XmlNode note("note");
+ note["type"] = "info";
+ note.set_inner("Configuration successfully applied.");
+ command_node.add_child(std::move(note));
+ return;
+ }
+ XmlNode error(ADHOC_NS":error");
+ error["type"] = "modify";
+ XmlNode condition(STANZA_NS":bad-request");
+ error.add_child(std::move(condition));
+ command_node.add_child(std::move(error));
+ session.terminate();
+}
+#endif // USE_DATABASE
+
+void DisconnectUserFromServerStep1(XmppComponent& xmpp_component, AdhocSession& session, XmlNode& command_node)
+{
+ const Jid owner(session.get_owner_jid());
+ if (owner.bare() != Config::get("admin", ""))
+ { // A non-admin is not allowed to disconnect other users, only
+ // him/herself, so we just skip this step
+ auto next_step = session.get_next_step();
+ next_step(xmpp_component, session, command_node);
+ }
+ else
+ { // Send a form to select the user to disconnect
+ auto& biboumi_component = static_cast<BiboumiComponent&>(xmpp_component);
+
+ XmlNode x("jabber:x:data:x");
+ x["type"] = "form";
+ XmlNode title("title");
+ title.set_inner("Disconnect a user from selected IRC servers");
+ x.add_child(std::move(title));
+ XmlNode instructions("instructions");
+ instructions.set_inner("Choose a user JID");
+ x.add_child(std::move(instructions));
+ XmlNode jids_field("field");
+ jids_field["var"] = "jid";
+ jids_field["type"] = "list-single";
+ jids_field["label"] = "The JID to disconnect";
+ XmlNode required("required");
+ jids_field.add_child(std::move(required));
+ for (Bridge* bridge: biboumi_component.get_bridges())
+ {
+ XmlNode option("option");
+ option["label"] = bridge->get_jid();
+ XmlNode value("value");
+ value.set_inner(bridge->get_jid());
+ option.add_child(std::move(value));
+ jids_field.add_child(std::move(option));
+ }
+ x.add_child(std::move(jids_field));
+ command_node.add_child(std::move(x));
+ }
+}
+
+void DisconnectUserFromServerStep2(XmppComponent& xmpp_component, AdhocSession& session, XmlNode& command_node)
+{
+ // If no JID is contained in the command node, it means we skipped the
+ // previous stage, and the jid to disconnect is the executor's jid
+ std::string jid_to_disconnect = session.get_owner_jid();
+
+ if (const XmlNode* x = command_node.get_child("x", "jabber:x:data"))
+ {
+ for (const XmlNode* field: x->get_children("field", "jabber:x:data"))
+ if (field->get_tag("var") == "jid")
+ {
+ if (const XmlNode* value = field->get_child("value", "jabber:x:data"))
+ jid_to_disconnect = value->get_inner();
+ }
+ }
+
+ // Save that JID for the last step
+ session.vars["jid"] = jid_to_disconnect;
+
+ // Send a data form to let the user choose which server to disconnect the
+ // user from
+ command_node.delete_all_children();
+ auto& biboumi_component = static_cast<BiboumiComponent&>(xmpp_component);
+
+ XmlNode x("jabber:x:data:x");
+ x["type"] = "form";
+ XmlNode title("title");
+ title.set_inner("Disconnect a user from selected IRC servers");
+ x.add_child(std::move(title));
+ XmlNode instructions("instructions");
+ instructions.set_inner("Choose one or more servers to disconnect this JID from");
+ x.add_child(std::move(instructions));
+ XmlNode jids_field("field");
+ jids_field["var"] = "irc-servers";
+ jids_field["type"] = "list-multi";
+ jids_field["label"] = "The servers to disconnect from";
+ XmlNode required("required");
+ jids_field.add_child(std::move(required));
+ Bridge* bridge = biboumi_component.find_user_bridge(jid_to_disconnect);
+
+ if (!bridge || bridge->get_irc_clients().empty())
+ {
+ XmlNode note("note");
+ note["type"] = "info";
+ note.set_inner("User "s + jid_to_disconnect + " is not connected to any IRC server.");
+ command_node.add_child(std::move(note));
+ session.terminate();
+ return ;
+ }
+
+ for (const auto& pair: bridge->get_irc_clients())
+ {
+ XmlNode option("option");
+ option["label"] = pair.first;
+ XmlNode value("value");
+ value.set_inner(pair.first);
+ option.add_child(std::move(value));
+ jids_field.add_child(std::move(option));
+ }
+ x.add_child(std::move(jids_field));
+
+ XmlNode message_field("field");
+ message_field["var"] = "quit-message";
+ message_field["type"] = "text-single";
+ message_field["label"] = "Quit message";
+ XmlNode message_value("value");
+ message_value.set_inner("Killed by admin");
+ message_field.add_child(std::move(message_value));
+ x.add_child(std::move(message_field));
+
+ command_node.add_child(std::move(x));
+}
+
+void DisconnectUserFromServerStep3(XmppComponent& xmpp_component, AdhocSession& session, XmlNode& command_node)
+{
+ const auto it = session.vars.find("jid");
+ if (it == session.vars.end())
+ return ;
+ const auto jid_to_disconnect = it->second;
+
+ std::vector<std::string> servers;
+ std::string quit_message;
+
+ if (const XmlNode* x = command_node.get_child("x", "jabber:x:data"))
+ {
+ for (const XmlNode* field: x->get_children("field", "jabber:x:data"))
+ {
+ if (field->get_tag("var") == "irc-servers")
+ {
+ for (const XmlNode* value: field->get_children("value", "jabber:x:data"))
+ servers.push_back(value->get_inner());
+ }
+ else if (field->get_tag("var") == "quit-message")
+ if (const XmlNode* value = field->get_child("value", "jabber:x:data"))
+ quit_message = value->get_inner();
+ }
+ }
+
+ auto& biboumi_component = static_cast<BiboumiComponent&>(xmpp_component);
+ Bridge* bridge = biboumi_component.find_user_bridge(jid_to_disconnect);
+ auto& clients = bridge->get_irc_clients();
+
+ std::size_t number = 0;
+
+ for (const auto& hostname: servers)
+ {
+ auto it = clients.find(hostname);
+ if (it != clients.end())
+ {
+ it->second->on_error({"ERROR", {quit_message}});
+ clients.erase(it);
+ number++;
+ }
+ }
+ command_node.delete_all_children();
+ XmlNode note("note");
+ note["type"] = "info";
+ std::string msg = jid_to_disconnect + " was disconnected from " + std::to_string(number) + " IRC server";
+ if (number > 1)
+ msg += "s";
+ msg += ".";
+ note.set_inner(msg);
+ command_node.add_child(std::move(note));
+}