X-Git-Url: https://jfr.im/git/irc/evilnet/x3.git/blobdiff_plain/4c21669454ed257c998023e6a314040088cd8f44..a6bcc9299647fd6e2875946d764712103134c76e:/src/mod-python.c diff --git a/src/mod-python.c b/src/mod-python.c index c86cfef..8b69fa0 100644 --- a/src/mod-python.c +++ b/src/mod-python.c @@ -22,285 +22,1266 @@ #include "config.h" #ifdef WITH_PYTHON /* just disable this file if python doesnt exist */ +#ifndef WITH_PROTOCOL_P10 +#error mod-python is only supported with p10 protocol enabled +#endif /* WITH_PROTOCOL_P10 */ -#include "Python.h" +#include #include "chanserv.h" #include "conf.h" #include "modcmd.h" #include "nickserv.h" #include "opserv.h" #include "saxdb.h" -#include "sendmail.h" +#include "mail.h" #include "timeq.h" +#include "compat.h" +#include "nickserv.h" /* TODO notes * - * - Impliment most of proto-p10 irc_* commands for calling from scripts - * - Impliment functions to look up whois, channel, account, and reg-channel info for scripts - * - Impliment x3.conf settings for python variables like include path, etc. + * - Implement most of proto-p10 irc_* commands for calling from scripts + * - Implement functions to look up whois, channel, account, and reg-channel info for scripts + * - Implement x3.conf settings for python variables like include path, etc. * - modpython.py calls for everything you can reg_ a handler for in x3 * - Some kind of system for getting needed binds bound automagicaly to make it easier - * to run peoples scripts and mod-python in general. + * to run peoples' scripts and mod-python in general. + * - An interface to reading/writing data to x3.db. Maybe generic, or attached to account or channel reg records? */ static const struct message_entry msgtab[] = { { "PYMSG_RELOAD_SUCCESS", "Reloaded Python scripts successfully." }, { "PYMSG_RELOAD_FAILED", "Error reloading Python scripts." }, - { NULL, NULL } /* sentenal */ + { "PYMSG_RUN_UNKNOWN_EXCEPTION", "Error running python: unknown exception." }, + { "PYMSG_RUN_EXCEPTION", "Error running python: %s: %s." }, + { NULL, NULL } /* sentinel */ }; +#define MODPYTHON_CONF_NAME "modules/python" + +static +struct { + char const* scripts_dir; + char const* main_module; +} modpython_conf; + static struct log_type *PY_LOG; const char *python_module_deps[] = { NULL }; static struct module *python_module; PyObject *base_module = NULL; /* Base python handling library */ -PyObject *handler_object = NULL; /* instanciation of handler class */ +PyObject *handler_object = NULL; /* instance of handler class */ -/* ---------------------------------------------------------------------- * - Some hooks you can call from modpython.py to interact with the - service, and IRC. These emb_* functions are available as svc.* - in python. - */ +extern struct userNode *global, *chanserv, *opserv, *nickserv, *spamserv; + +/* +Some hooks you can call from modpython.py to interact with the +service. These emb_* functions are available as _svc.* in python. */ + +struct _tuple_dict_extra { + PyObject* data; + size_t* extra; +}; + +static void pyobj_release_tuple(PyObject* tuple, size_t n) { + size_t i; + + if (tuple == NULL) + return; + + for (i = 0; i < n; ++i) + Py_XDECREF(PyTuple_GET_ITEM(tuple, i)); + + Py_XDECREF(tuple); +} + +static int _dict_iter_fill_tuple(char const* key, UNUSED_ARG(void* data), void* extra) { + PyObject* tmp; + struct _tuple_dict_extra* real_extra = (struct _tuple_dict_extra*)extra; + + if ((tmp = PyString_FromString(key)) == NULL) + return 1; + + if (PyTuple_SetItem(real_extra->data, *(int*)real_extra->extra, tmp)) { + Py_DECREF(tmp); + return 1; + } + + *real_extra->extra = *real_extra->extra + 1; + return 0; +} + +static PyObject* +pyobj_from_dict_t(dict_t d) { + PyObject* retval; + size_t n = 0; + struct _tuple_dict_extra extra; + + if ((retval = PyTuple_New(dict_size(d))) == NULL) + return NULL; + + extra.extra = &n; + extra.data = retval; + + if (dict_foreach(d, _dict_iter_fill_tuple, (void*)&extra) != NULL) { + pyobj_release_tuple(retval, n); + return NULL; + } + + return retval; +} + +PyDoc_STRVAR(emb_get_users__doc__, + "get_users() -> tuple with user nicks"); + +static PyObject* +emb_get_users(UNUSED_ARG(PyObject *self), PyObject *args) { + if (!PyArg_ParseTuple(args, "")) + return NULL; + + return pyobj_from_dict_t(clients); +} + +PyDoc_STRVAR(emb_get_channels__doc__, + "get_channels() -> tuple with channel names"); + +static PyObject* +emb_get_channels(UNUSED_ARG(PyObject* self), PyObject* args) { + if (!PyArg_ParseTuple(args, "")) + return NULL; + + return pyobj_from_dict_t(channels); +} + +PyDoc_STRVAR(emb_get_servers__doc__, + "get_servers() -> tuple with server names"); + +static PyObject* +emb_get_servers(UNUSED_ARG(PyObject* self), PyObject* args) { + if (!PyArg_ParseTuple(args, "")) + return NULL; + + return pyobj_from_dict_t(servers); +} + +PyDoc_STRVAR(emb_get_accounts__doc__, + "get_accounts() -> tuple with all nickserv account names"); + +static PyObject* +emb_get_accounts(UNUSED_ARG(PyObject* self), PyObject* args) { + if (!PyArg_ParseTuple(args, "")) + return NULL; + + return pyobj_from_dict_t(nickserv_handle_dict); +} + +PyDoc_STRVAR(emb_dump__doc__, + "dump(dump) -> an integer detailing success\n\n" + "Dumps a string to the server socket for propagation to other servers.\n\n" + "Return value is 1 on success and 0 on failure.\n"); static PyObject* -emb_dump(PyObject *self, PyObject *args) +emb_dump(UNUSED_ARG(PyObject *self), PyObject *args) { /* Dump a raw string into the socket - usage: svc.dump() + usage: _svc.dump() */ char *buf; int ret = 0; char linedup[MAXLEN]; + if(!PyArg_ParseTuple(args, "s:dump", &buf )) return NULL; + safestrncpy(linedup, buf, sizeof(linedup)); + if(parse_line(linedup, 1)) { irc_raw(buf); ret = 1; + } else { + PyErr_SetString(PyExc_Exception, "invalid protocol message"); + return NULL; } + return Py_BuildValue("i", ret); } +PyDoc_STRVAR(emb_send_target_privmsg__doc__, + "send_target_privmsg(servicenick, target, message) -> amount of message sent"); + static PyObject* -emb_send_target_privmsg(PyObject *self, PyObject *args) +emb_send_target_privmsg(UNUSED_ARG(PyObject *self), PyObject *args) { /* Send a privmsg - usage: svc.send_target_privmsg(, , ) + usage: _svc.send_target_privmsg(, , ) */ int ret = 0; char *servicenick; char *channel; char *buf; - struct service *service; + struct service *service; + + + if(!PyArg_ParseTuple(args, "sss:reply", &servicenick, &channel, &buf )) + return NULL; + + if (buf == NULL || strlen(buf) == 0) { + PyErr_SetString(PyExc_Exception, "invalid empty message"); + return NULL; + } + + if(!(service = service_find(servicenick))) { + PyErr_SetString(PyExc_Exception, "no such service nick"); + return NULL; + } + + ret = send_target_message(5, channel, service->bot, "%s", buf); + return Py_BuildValue("i", ret); +} + +PyDoc_STRVAR(emb_send_target_notice__doc__, + "send_target_notice(servicenick, target, message) -> amount of message sent"); + +static PyObject* +emb_send_target_notice(UNUSED_ARG(PyObject *self), PyObject *args) +{ + /* send a notice + usage: _svc.send_target_notice(, , ) + */ + int ret = 0; + char *servicenick; + char *target; + char *buf; + + struct service *service; + + if(!PyArg_ParseTuple(args, "sss:reply", &servicenick, &target, &buf )) + return NULL; + + if (buf == NULL || strlen(buf) == 0) { + PyErr_SetString(PyExc_Exception, "invalid empty message"); + return NULL; + } + + if(!(service = service_find(servicenick))) { + PyErr_SetString(PyExc_Exception, "no such service nick"); + return NULL; + } + + ret = send_target_message(4, target, service->bot, "%s", buf); + + return Py_BuildValue("i", ret); +} + +static PyObject* +pyobj_from_usernode(struct userNode* user) { + unsigned int n; + struct modeNode *mn; + PyObject* retval = NULL; + PyObject* pChanList = PyTuple_New(user->channels.used); + + if (pChanList == NULL) + return NULL; + + for (n=0; n < user->channels.used; n++) { + mn = user->channels.list[n]; + if (PyTuple_SetItem(pChanList, n, Py_BuildValue("s", mn->channel->name))) + goto cleanup; + } + + retval = Py_BuildValue("{" + "s: s, " /* nick */ + "s: s, " /* ident */ + "s: s, " /* info */ + "s: s, " /* hostname */ + "s: s, " /* ip */ + "s: s, " /* fakehost */ + "s: s, " /* sethost */ + "s: s, " /* crypthost */ + "s: s, " /* cryptip */ + "s: s, " /* numeric */ + "s: i, " /* loc */ + "s: i, " /* no_notice */ + "s: s, " /* mark */ + "s: s, " /* version_reply */ + "s: s, " /* account */ + "s: O}", /* channels */ + "nick", user->nick, + "ident", user->ident, + "info", user->info, + "hostname", user->hostname, + "ip", irc_ntoa(&user->ip), + "fakehost", user->fakehost, + "sethost", user->sethost, + "crypthost", user->crypthost, + "cryptip", user->cryptip, + "numeric", user->numeric, + "loc", user->loc, + "no_notice", user->no_notice, + "mark", user->mark, + "version_reply", user->version_reply, + "account", user->handle_info ? user->handle_info->handle : NULL, + "channels", pChanList); + + if (retval == NULL) + goto cleanup; + + return retval; + +cleanup: + Py_XDECREF(retval); + pyobj_release_tuple(pChanList, n); + + return NULL; +} + +PyDoc_STRVAR(emb_get_user__doc__, + "get_user(nick) -> dict with user information\n\n" + "Updating the returned dictionary will not be reflected in the user's\n" + "information."); + +static PyObject* +emb_get_user(UNUSED_ARG(PyObject *self), PyObject *args) +{ + /* Get a python object containing everything x3 knows about a user, by nick. + usage: _svc.get_user() + */ + char const* nick; + struct userNode *user; + + if(!PyArg_ParseTuple(args, "s", &nick)) + return NULL; + + if(!(user = GetUserH(nick))) { + PyErr_SetString(PyExc_Exception, "no such user"); + return NULL; + } + + return pyobj_from_usernode(user); +} + +static PyObject* +pyobj_from_server(struct server* srv) { + size_t n, idx; + PyObject* tmp = NULL; + PyObject* retval = NULL; + PyObject* users = PyTuple_New(srv->clients); + + if (users == NULL) + return NULL; + + idx = 0; + for (n = 0; n < srv->num_mask; ++n) { + if (srv->users[n] == NULL) + continue; + + tmp = PyString_FromString(srv->users[n]->nick); + if (tmp == NULL) + goto cleanup; + + if (PyTuple_SetItem(users, idx++, tmp)) + goto cleanup; + } + + retval = Py_BuildValue("{" + "s:s," /* name */ + "s:l," /* boot */ + "s:l," /* link_time */ + "s:s," /* description */ + "s:s," /* numeric */ + "s:I," /* num_mask */ + "s:I," /* hops */ + "s:I," /* clients */ + "s:I," /* max_clients */ + "s:I," /* burst */ + "s:I," /* self_burst */ + "s:s" /* uplink */ + "s:O" /* users */ + /* TODO: Children */ + "}", + "name", srv->name, + "boot", srv->boot, + "link_time", srv->link_time, + "description", srv->description, + "numeric", srv->numeric, + "num_mask", srv->num_mask, + "hops", srv->hops, + "clients", srv->clients, + "max_clients", srv->max_clients, + "burst", srv->burst, + "self_burst", srv->self_burst, + "uplink", srv->uplink ? srv->uplink->name : NULL, + "users", users + ); + + if (retval == NULL) + goto cleanup; + + return retval; + +cleanup: + Py_XDECREF(retval); + pyobj_release_tuple(users, idx); + + return NULL; +} + +PyDoc_STRVAR(emb_get_server__doc__, + "get_server(name) -> dict with information\n\n" + "Changes made to the returned dictionary will not reflect in the server's\n" + "information."); + +static PyObject* +emb_get_server(UNUSED_ARG(PyObject* self), PyObject* args) { + struct server* srv; + char const* name; + + if (!PyArg_ParseTuple(args, "s", &name)) + return NULL; + + if (name == NULL || strlen(name) == 0) { + PyErr_SetString(PyExc_Exception, "invalid server name"); + return NULL; + } + + if ((srv = GetServerH(name)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown server"); + return NULL; + } + + return pyobj_from_server(srv); +} + +static PyObject* +pyobj_from_modelist(struct modeList* mode) { + size_t n; + PyObject* tmp; + PyObject* retval = PyTuple_New(mode->used); + + if (retval == NULL) + return NULL; + + for (n = 0; n < mode->used; ++n) { + struct modeNode* mn = mode->list[n]; + tmp = PyString_FromString(mn->user->nick); + if (tmp == NULL) { + pyobj_release_tuple(retval, n); + return NULL; + } + + if (PyTuple_SetItem(retval, n, tmp)) { + pyobj_release_tuple(retval, n); + return NULL; + } + } + + return retval; +} + +static PyObject* +pyobj_from_banlist(struct banList* bans) { + size_t n; + struct banNode* bn; + PyObject* tmp; + PyObject* retval = PyTuple_New(bans->used); + + if (retval == NULL) + return NULL; + + for (n = 0; n < bans->used; ++n) { + bn = bans->list[n]; + + tmp = Py_BuildValue("{s:s,s:s,s:l}", + "ban", bn->ban, "who", bn->who, "set", bn->set); + + if (tmp == NULL || PyTuple_SetItem(retval, n, tmp)) { + pyobj_release_tuple(retval, n); + return NULL; + } + } + + return retval; +} + +static PyObject* +pyobj_from_exemptlist(struct exemptList* exmp) { + size_t n; + struct exemptNode* en; + PyObject* tmp; + PyObject* retval = PyTuple_New(exmp->used); + + if (retval == NULL) + return NULL; + + for (n = 0; n < exmp->used; ++n) { + en = exmp->list[n]; + + tmp = Py_BuildValue("{s:s,s:s,s:l}", + "ban", en->exempt, "who", en->who, "set", en->set); + + if (tmp == NULL || PyTuple_SetItem(retval, n, tmp)) { + pyobj_release_tuple(retval, n); + return NULL; + } + } + + return retval; +} + +static PyObject* +pyobj_from_channode(struct chanNode* channel) { + PyObject *pChannelMembers = NULL; + PyObject *pChannelBans = NULL; + PyObject *pChannelExempts = NULL; + PyObject *retval = NULL; + + /* build tuple of nicks in channel */ + pChannelMembers = pyobj_from_modelist(&channel->members); + if (pChannelMembers == NULL) + goto cleanup; + + /* build tuple of bans */ + pChannelBans = pyobj_from_banlist(&channel->banlist); + if (pChannelBans == NULL) + goto cleanup; + + /* build tuple of exempts */ + pChannelExempts = pyobj_from_exemptlist(&channel->exemptlist); + if (pChannelExempts == NULL) + goto cleanup; + + retval = Py_BuildValue("{s:s,s:s,s:s,s:i" + ",s:i,s:i,s:O,s:O,s:O}", + + "name", channel->name, + "topic", channel->topic, + "topic_nick", channel->topic_nick, + "topic_time", channel->topic_time, + + "timestamp", channel->timestamp, + "modes", channel->modes, + "members", pChannelMembers, + "bans", pChannelBans, + "exempts", pChannelExempts + ); + if (retval == NULL) + goto cleanup; + + return retval; + +cleanup: + Py_XDECREF(retval); + pyobj_release_tuple(pChannelExempts, channel->exemptlist.used); + pyobj_release_tuple(pChannelBans, channel->banlist.used); + pyobj_release_tuple(pChannelMembers, channel->members.used); + + return NULL; +} + +PyDoc_STRVAR(emb_get_channel__doc__, + "get_channel(channel) -> dict with channel information\n\n" + "Updates made to the returned dictionary does not reflect in the channel\n" + "information."); + +static PyObject* +emb_get_channel(UNUSED_ARG(PyObject *self), PyObject *args) +{ + /* Returns a python dict object with all sorts of info about a channel. + usage: _svc.get_channel() + */ + char *name; + struct chanNode *channel; + + if(!PyArg_ParseTuple(args, "s", &name)) + return NULL; + + if(!(channel = GetChannel(name))) { + PyErr_SetString(PyExc_Exception, "unknown channel"); + return NULL; + } + + return pyobj_from_channode(channel); +} + +PyDoc_STRVAR(emb_get_account__doc__, + "get_account(account) -> dict with account information\n\n" + "Changes made to the returned dictionary will not be reflected in the\n" + "account's information."); + +static PyObject* +emb_get_account(UNUSED_ARG(PyObject *self), PyObject *args) +{ + /* Returns a python dict object with all sorts of info about an account. + usage: _svc.get_account() + */ + char *name; + struct handle_info *hi; + + + if(!PyArg_ParseTuple(args, "s", &name)) + return NULL; + + hi = get_handle_info(name); + + if(!hi) { + PyErr_SetString(PyExc_Exception, "unknown account name"); + return NULL; + } + + return Py_BuildValue("{s:s,s:i,s:s,s:s,s:s" + ",s:s,s:s}", + + "account", hi->handle, + "registered", hi->registered, + "last_seen", hi->lastseen, + "infoline", hi->infoline ? hi->infoline : "", + "email", hi->email_addr ? hi->email_addr : "", + + "fakehost", hi->fakehost ? hi->fakehost : "", + "last_quit_host", hi->last_quit_host + + /* TODO: */ + /* users online authed to this account */ + /* cookies */ + /* nicks (nickserv nets only?) */ + /* masks */ + /* ignores */ + /* channels */ + ); +} + +PyDoc_STRVAR(emb_get_info__doc__, + "get_info() -> dict with general service setup information\n\n" + "The dictionary contains the nicks of the different services."); + +static PyObject* +emb_get_info(UNUSED_ARG(PyObject *self), UNUSED_ARG(PyObject *args)) +{ + /* return some info about the general setup + * of X3, such as what the chanserv's nickname + * is. + */ + + + return Py_BuildValue("{s:s,s:s,s:s,s:s,s:s}", + "chanserv", chanserv? chanserv->nick : "ChanServ", + "nickserv", nickserv?nickserv->nick : "NickServ", + "opserv", opserv?opserv->nick : "OpServ", + "global", global?global->nick : "Global", + "spamserv", spamserv?spamserv->nick : "SpamServ"); +} + +PyDoc_STRVAR(emb_log_module__doc__, + "log_module(level, message)\n\n" + "Logs a message in the PY_LOG subsystem given a severity level and a message."); + +static PyObject* +emb_log_module(UNUSED_ARG(PyObject *self), PyObject *args) +{ + /* a gateway to standard X3 logging subsystem. + * level is a value 0 to 9 as defined by the log_severity enum in log.h. + * + * for now, all logs go to the PY_LOG log. In the future this will change. + */ + char *message; + int level; + + if(!PyArg_ParseTuple(args, "is", &level, &message)) + return NULL; + + log_module(PY_LOG, level, "%s", message); + + Py_INCREF(Py_None); + return Py_None; +} + +PyDoc_STRVAR(emb_kill__doc__, + "kill(servicenick, target, message)\n\n" + "Kills a given user."); + +static PyObject* +emb_kill(UNUSED_ARG(PyObject* self), PyObject* args) { + char const* from_nick, *target_nick, *message; + struct userNode *target; + struct service *service; + + if (!PyArg_ParseTuple(args, "sss", &from_nick, &target_nick, &message)) + return NULL; + + if(!(service = service_find(from_nick))) { + PyErr_SetString(PyExc_Exception, "unknown service user specified as from user"); + return NULL; + } + + if ((target = GetUserH(target_nick)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown target user"); + return NULL; + } + + irc_kill(service->bot, target, message); + + Py_INCREF(Py_None); + return Py_None; +} + +struct py_timeq_extra { + PyObject* func; + PyObject* arg; +}; + +static +void py_timeq_callback(void* data) { + struct py_timeq_extra* extra = (struct py_timeq_extra*)data; + + PyObject* retval = PyObject_Call(extra->func, extra->arg, NULL); + Py_XDECREF(retval); + + Py_DECREF(extra->func); + Py_DECREF(extra->arg); +} + +PyDoc_STRVAR(emb_timeq_add__doc__, + "timeq_add(when, function, args)\n\n" + "Adds a callback to the service timer system.\n\n" + "The specific function must be callable, and the specified arguments must be\n" + "a tuple with the arguments that the function expects."); + +static PyObject* +emb_timeq_add(UNUSED_ARG(PyObject* self), PyObject* args) { + time_t when; + PyObject* func, *arg; + struct py_timeq_extra* extra; + + if (!PyArg_ParseTuple(args, "lOO", &when, &func, &arg)) + return NULL; + + if (!PyFunction_Check(func)) { + PyErr_SetString(PyExc_Exception, "first argument must be a function"); + return NULL; + } + + if (!PyTuple_Check(arg)) { + PyErr_SetString(PyExc_Exception, "second argument must be a tuple"); + return NULL; + } + + extra = malloc(sizeof(struct py_timeq_extra)); + if (extra == NULL) { + PyErr_SetString(PyExc_Exception, "out of memory"); + return NULL; + } + + Py_INCREF(func); + Py_INCREF(arg); + + extra->func = func; + extra->arg = arg; + + timeq_add(when, py_timeq_callback, (void*)extra); + + Py_INCREF(Py_None); + return Py_None; +} + +PyDoc_STRVAR(emb_timeq_del__doc__, + "timeq_del(when)\n\n" + "This function deletes all python-added callbacks registered to run at the\n" + "given time, regardless of their data. This is due to the unnecessary extra\n" + "burden it would require to get the same data for multiple runs."); + +static PyObject* +emb_timeq_del(UNUSED_ARG(PyObject* self), PyObject* args) { + time_t when; + + if (!PyArg_ParseTuple(args, "l", &when)) + return NULL; + + timeq_del(when, py_timeq_callback, NULL, TIMEQ_IGNORE_DATA); + + Py_INCREF(Py_None); + return Py_None; +} + +static int pyobj_config_make_dict(char const* key, void* data_, void* extra) { + struct record_data* data = (struct record_data*)data_; + PyObject* dict = (PyObject*)extra; + PyObject* value = NULL, *tmp; + size_t n, idx; + int success; + + switch (data->type) { + case RECDB_QSTRING: + value = PyString_FromString(data->d.qstring); + break; + + case RECDB_STRING_LIST: + value = PyList_New(data->d.slist->used); + if (value == NULL) + break; + + success = 1; + for (n = 0; n < data->d.slist->used; ++n) { + tmp = PyString_FromString(data->d.slist->list[n]); + if (tmp == NULL) { + success = 0; + break; + } + + if (PyList_SetItem(value, n, tmp)) { + Py_DECREF(tmp); + success = 0; + break; + } + } + if (!success) { + for (idx = 0; idx < n; ++idx) { + tmp = PyList_GET_ITEM(value, idx); + Py_DECREF(tmp); + PyList_SET_ITEM(value, idx, NULL); + } + Py_DECREF(value); + value = NULL; + } + break; + + case RECDB_OBJECT: + value = PyDict_New(); + if (value == NULL) + break; + + if (dict_foreach(data->d.object, pyobj_config_make_dict, (void*)value) != NULL) { + PyDict_Clear(value); + value = NULL; + break; + } + + break; + + default: + Py_INCREF(Py_None); + value = Py_None; + } + + if (value == NULL) + return 1; + + if (PyDict_SetItemString(dict, key, value)) + return 1; + + return 0; +} + +PyDoc_STRVAR(emb_get_config__doc__, + "get_config() -> dict with config elements and values\n\n" + "Updates to the returned dictionary will not reflect in the service's\n" + "configuration."); + +static PyObject* +emb_get_config(UNUSED_ARG(PyObject* self), PyObject* args) { + PyObject* dict; + + if (!PyArg_ParseTuple(args, "")) + return NULL; + + dict = PyDict_New(); + if (dict == NULL) + return NULL; + + if (conf_enum_root(pyobj_config_make_dict, (void*)dict) != NULL) { + PyDict_Clear(dict); + PyErr_SetString(PyExc_Exception, "unable to iterate config"); + return NULL; + } + + return dict; +} + +PyDoc_STRVAR(emb_kick__doc__, + "kick(who, target, message)\n\n" + "Kicks a given target as if the who user kicked them using the given message."); + +static PyObject* emb_kick(UNUSED_ARG(PyObject* self), PyObject* args) { + struct userNode* who, *target; + struct chanNode* channel; + char const* msg; + + char const* who_s, *target_s, *channel_s; + + if (!PyArg_ParseTuple(args, "ssss", &who_s, &target_s, &channel_s, &msg)) + return NULL; + + if ((who = GetUserH(who_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "no such user"); + return NULL; + } + + if ((target = GetUserH(target_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "no such target"); + return NULL; + } + + if ((channel = GetChannel(channel_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "no such channel"); + return NULL; + } + + irc_kick(who, target, channel, msg); + + Py_INCREF(Py_None); + return Py_None; +} + +PyDoc_STRVAR(emb_channel_mode__doc__, + "channel_mode(who, channel, modes)\n\n" + "Lets a current server's user set a specified channel's modes as specified."); + +static PyObject* emb_channel_mode(UNUSED_ARG(PyObject* self_), PyObject* args) { + struct userNode* who; + struct chanNode* channel; + char const* modes; + + char const* who_s, *channel_s; + + if (!PyArg_ParseTuple(args, "sss", &who_s, &channel_s, &modes)) + return NULL; + + if ((who = GetUserH(who_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown user"); + return NULL; + } + + if (who->uplink != self) { + PyErr_SetString(PyExc_Exception, "user not on current server"); + return NULL; + } + + if ((channel = GetChannel(channel_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown channel"); + return NULL; + } + + irc_mode(who, channel, modes); + + Py_INCREF(Py_None); + return Py_None; +} + +PyDoc_STRVAR(emb_user_mode__doc__, + "user_mode(target, modes)\n\n" + "Sets target's modes as specified. The modes are in normal +f-n syntax."); + +static PyObject* emb_user_mode(UNUSED_ARG(PyObject* self), PyObject* args) { + struct userNode* target; + char const* modes; + + char const* target_s; + + if (!PyArg_ParseTuple(args, "ss", &target_s, &modes)) + return NULL; + + if ((target = GetUserH(target_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown user"); + return NULL; + } + + irc_umode(target, modes); + + Py_INCREF(Py_None); + return Py_None; +} + +PyDoc_STRVAR(emb_fakehost__doc__, + "fakehost(target, host)\n\n" + "Sets the fakehost of a given user to the specified host."); - if(!PyArg_ParseTuple(args, "sss:reply", &servicenick, &channel, &buf )) +static PyObject* emb_fakehost(UNUSED_ARG(PyObject* self), PyObject* args) { + struct userNode* target; + char const* host; + + char const* target_s; + + if (!PyArg_ParseTuple(args, "ss", &target_s, &host)) return NULL; - if(!(service = service_find(servicenick))) { - /* TODO: generate python exception here */ + + if ((target = GetUserH(target_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown user"); return NULL; } - send_target_message(5, channel, service->bot, "%s", buf); - return Py_BuildValue("i", ret); + + irc_fakehost(target, host); + + Py_INCREF(Py_None); + return Py_None; } +PyDoc_STRVAR(emb_svsnick__doc__, + "svsnick(from, target, newnick)\n\n" + "The from nick must be on the service server."); + static PyObject* -emb_send_target_notice(PyObject *self, PyObject *args) -{ - /* send a notice - usage: svc.send_target_notice(, , ) - */ - int ret = 0; - char *servicenick; - char *target; - char *buf; +emb_svsnick(UNUSED_ARG(PyObject* self_), PyObject* args) { + struct userNode* from, *target; + const char* newnick; - struct service *service; + const char* from_s, *target_s; - if(!PyArg_ParseTuple(args, "sss:reply", &servicenick, &target, &buf )) + if (!PyArg_ParseTuple(args, "sss", &from_s, &target_s, &newnick)) return NULL; - if(!(service = service_find(servicenick))) { - /* TODO: generate python exception here */ + + if ((from = GetUserH(from_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown from user"); return NULL; } - send_target_message(4, target, service->bot, "%s", buf); - return Py_BuildValue("i", ret); + + if ((target = GetUserH(target_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown target user"); + return NULL; + } + + if (from->uplink != self) { + PyErr_SetString(PyExc_Exception, "from user is not on service server"); + return NULL; + } + + irc_svsnick(from, target, newnick); + + Py_INCREF(Py_None); + return Py_None; } +PyDoc_STRVAR(emb_svsquit__doc__, + "svsquit(from, target, reason)\n\n" + "The from user must be on the service server."); + static PyObject* -emb_get_user(PyObject *self, PyObject *args) -{ - /* Get a python object containing everything x3 knows about a user, by nick. - usage: svc.get_user() - */ - char *nick; - struct userNode *user; - struct modeNode *mn; - unsigned int n; - PyObject* pChanList; - if(!PyArg_ParseTuple(args, "s", &nick)) +emb_svsquit(UNUSED_ARG(PyObject* self_), PyObject* args) { + struct userNode* from, *target; + char const* reason; + + char const* from_s, *target_s; + + if (!PyArg_ParseTuple(args, "sss", &from_s, &target_s, &reason)) return NULL; - if(!(user = GetUserH(nick))) { - /* TODO: generate python exception here */ + + if ((from = GetUserH(from_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown from user"); return NULL; } - pChanList = PyTuple_New(user->channels.used); - for(n=0;nchannels.used;n++) { - mn = user->channels.list[n]; - PyTuple_SetItem(pChanList, n, Py_BuildValue("s", mn->channel->name)); + + if (from->uplink != self) { + PyErr_SetString(PyExc_Exception, "from user is not on service server"); + return NULL; } - return Py_BuildValue("{s:s,s:s,s:s,s:s,s:s" /* format strings. s=string, i=int */ - ",s:s,s:s,s:s,s:s,s:s" /* (format is key:value) O=object */ - ",s:i,s:i,s:s,s:s,s:s" /* blocks of 5 for readability */ - "s:O}", - "nick", user->nick, - "ident", user->ident, - "info", user->info, - "hostname", user->hostname, - "ip", irc_ntoa(&user->ip), + if ((target = GetUserH(target_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown target user"); + return NULL; + } - "fakehost", user->fakehost, - "sethost", user->sethost, - "crypthost", user->crypthost, - "cryptip", user->cryptip, - "numeric", user->numeric, /* TODO: only ifdef WITH_PROTOCOL_P10 */ + irc_svsquit(from, target, reason); - "loc", user->loc, - "no_notice", user->no_notice, - "mark", user->mark, - "version_reply", user->version_reply, - "account", user->handle_info?user->handle_info->handle:NULL, - "channels", pChanList); + Py_INCREF(Py_None); + return Py_None; } +PyDoc_STRVAR(emb_svsjoin__doc__, + "svsjoin(from, target, to)\n\n" + "From user from must a user on the service server.\n" + "To must be an existing channel name."); + static PyObject* -emb_get_channel(PyObject *self, PyObject *args) -{ - /* Returns a python dict object with all sorts of info about a channel. - usage: svc.get_channel() - */ - char *name; - struct chanNode *channel; - unsigned int n; - PyObject *pChannelMembers; - PyObject *pChannelBans; - PyObject *pChannelExempts; +emb_svsjoin(UNUSED_ARG(PyObject* self_), PyObject* args) { + struct userNode* from, *target; + struct chanNode* to; - if(!PyArg_ParseTuple(args, "s", &name)) + const char* from_s, *target_s, *to_s; + + if (!PyArg_ParseTuple(args, "sss", &from_s, &target_s, &to_s)) return NULL; - if(!(channel = GetChannel(name))) { - /* TODO: generate py exception here */ + + if ((from = GetUserH(from_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown from user"); return NULL; } - /* build tuple of nicks in channel */ - pChannelMembers = PyTuple_New(channel->members.used); - for(n=0;n < channel->members.used;n++) { - struct modeNode *mn = channel->members.list[n]; - PyTuple_SetItem(pChannelMembers, n, Py_BuildValue("s", mn->user->nick)); + if (from->uplink != self) { + PyErr_SetString(PyExc_Exception, "from user is not on service server"); + return NULL; } - /* build tuple of bans */ - pChannelBans = PyTuple_New(channel->banlist.used); - for(n=0; n < channel->banlist.used;n++) { - struct banNode *bn = channel->banlist.list[n]; - PyTuple_SetItem(pChannelBans, n, - Py_BuildValue("{s:s,s:s,s:i}", - "ban", bn->ban, - "who", bn->who, - "set", bn->set) - ); + if ((target = GetUserH(target_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown target user"); + return NULL; } - /* build tuple of exempts */ - pChannelExempts = PyTuple_New(channel->exemptlist.used); - for(n=0; n < channel->exemptlist.used;n++) { - struct exemptNode *en = channel->exemptlist.list[n]; - PyTuple_SetItem(pChannelExempts, n, - Py_BuildValue("{s:s,s:s,s:i}", - "ban", en->exempt, - "who", en->who, - "set", en->set) - ); - } - - return Py_BuildValue("{s:s,s:s,s:s,s:i" - ",s:i,s:i,s:O,s:O,s:O}", + if ((to = GetChannel(to_s)) == NULL) + to = AddChannel(to_s, now, NULL, NULL, NULL); - "name", channel->name, - "topic", channel->topic, - "topic_nick", channel->topic_nick, - "topic_time", channel->topic_time, + irc_svsjoin(from, target, to); - "timestamp", channel->timestamp, - "modes", channel->modes, - "members", pChannelMembers, - "bans", pChannelBans, - "exempts", pChannelExempts - ); + Py_INCREF(Py_None); + return Py_None; } +PyDoc_STRVAR(emb_adduser__doc__, + "adduser(nick, ident, hostname, description, modes) -> dict with user information\n\n" + "Adds a new local user with the given information."); + static PyObject* -emb_get_account(PyObject *self, PyObject *args) -{ - /* Returns a python dict object with all sorts of info about an account. - usage: svc.get_account() - */ - char *name; - struct handle_info *hi; +emb_adduser(UNUSED_ARG(PyObject* self_), PyObject* args) { + char const* nick, *ident, *hostname, *desc, *modes; + struct userNode* user; + PyObject* retval; - if(!PyArg_ParseTuple(args, "s", &name)) + if (!PyArg_ParseTuple(args, "sssss", &nick, &ident, &hostname, &desc, &modes)) return NULL; - hi = get_handle_info(name); - if(!hi) { + user = AddLocalUser(nick, ident, hostname, desc, modes); + + retval = pyobj_from_usernode(user); + + return retval; +} + +/* TODO: Add the rest of the service members to the dict */ +static PyObject* +pyobj_from_service(struct service* serv) { + PyObject* bot, *retval; + + bot = pyobj_from_usernode(serv->bot); + if (bot == NULL) + goto cleanup; + + retval = Py_BuildValue("{s:O,s:c,s:I}", + "bot", bot, + "trigger", serv->trigger, + "privileged", serv->privileged); + if (retval == NULL) + goto cleanup; + + return retval; + +cleanup: + Py_XDECREF(bot); + return NULL; +} + +PyDoc_STRVAR(emb_service_register__doc__, + "service_register(nick)\n\n" + "Registers nick as a service. The specified nick must be on the local server."); + +static PyObject* +emb_service_register(UNUSED_ARG(PyObject* self_), PyObject* args) { + struct userNode* user; + char const* user_s; + + if (!PyArg_ParseTuple(args, "s", &user_s)) + return NULL; + + if ((user = GetUserH(user_s)) == NULL) { + PyErr_SetString(PyExc_Exception, "unknown user"); + return NULL; + } + + if (user->uplink != self) { + PyErr_SetString(PyExc_Exception, "user is not on service server"); return NULL; } - return Py_BuildValue("{s:s,s:i,s:s,s:s,s:s" - ",s:s,s:s}", - - "account", hi->handle, - "registered", hi->registered, - "last_seen", hi->lastseen, - "infoline", hi->infoline ? hi->infoline : "", - "email", hi->email_addr ? hi->email_addr : "", - - "fakehost", hi->fakehost ? hi->fakehost : "", - "last_quit_host", hi->last_quit_host - - /* TODO: */ - /* users online authed to this account */ - /* cookies */ - /* nicks (nickserv nets only?) */ - /* masks */ - /* ignores */ - /* channels */ - ); -} + return pyobj_from_service(service_register(user)); +} static PyMethodDef EmbMethods[] = { - {"dump", emb_dump, METH_VARARGS, "Dump raw P10 line to server"}, - {"send_target_privmsg", emb_send_target_privmsg, METH_VARARGS, "Send a message to somewhere"}, - {"send_target_notice", emb_send_target_notice, METH_VARARGS, "Send a notice to somewhere"}, - {"get_user", emb_get_user, METH_VARARGS, "Get details about a nickname"}, - {"get_channel", emb_get_channel, METH_VARARGS, "Get details about a channel"}, - {"get_account", emb_get_account, METH_VARARGS, "Get details about an account"}, + /* Communication methods */ + {"dump", emb_dump, METH_VARARGS, emb_dump__doc__}, + {"send_target_privmsg", emb_send_target_privmsg, METH_VARARGS, emb_send_target_privmsg__doc__}, + {"send_target_notice", emb_send_target_notice, METH_VARARGS, emb_send_target_notice__doc__}, + {"log_module", emb_log_module, METH_VARARGS, emb_log_module__doc__}, +//TODO: {"exec_cmd", emb_exec_cmd, METH_VARARGS, "execute x3 command provided"}, +// This should use environment from "python command" call to pass in, if available + {"kill", emb_kill, METH_VARARGS, emb_kill__doc__}, + {"fakehost", emb_fakehost, METH_VARARGS, emb_fakehost__doc__}, + {"svsnick", emb_svsnick, METH_VARARGS, emb_svsnick__doc__}, + {"svsquit", emb_svsquit, METH_VARARGS, emb_svsquit__doc__}, + {"svsjoin", emb_svsjoin, METH_VARARGS, emb_svsjoin__doc__}, + {"adduser", emb_adduser, METH_VARARGS, emb_adduser__doc__}, + {"service_register", emb_service_register, METH_VARARGS, emb_service_register__doc__}, +//TODO: svsmode, svsident, nick, quit, join, part, ident, vhost +//TODO: {"shun" +//TODO: {"unshun" +//TODO: {"gline", emb_gline, METH_VARARGS, "gline a mask"}, +//TODO: {"ungline", emb_ungline, METH_VARARGS, "remove a gline"}, + {"kick", emb_kick, METH_VARARGS, emb_kick__doc__}, + {"channel_mode", emb_channel_mode, METH_VARARGS, emb_channel_mode__doc__}, + {"user_mode", emb_user_mode, METH_VARARGS, emb_user_mode__doc__}, +// + {"get_config", emb_get_config, METH_VARARGS, emb_get_config__doc__}, +//TODO: {"config_set", emb_config_set, METH_VARARGS, "change a config setting 'on-the-fly'."}, +// + {"timeq_add", emb_timeq_add, METH_VARARGS, emb_timeq_add__doc__}, + {"timeq_del", emb_timeq_del, METH_VARARGS, emb_timeq_del__doc__}, + + /* Information gathering methods */ + {"get_user", emb_get_user, METH_VARARGS, emb_get_user__doc__}, + {"get_users", emb_get_users, METH_VARARGS, emb_get_users__doc__}, + {"get_channel", emb_get_channel, METH_VARARGS, emb_get_channel__doc__}, + {"get_channels", emb_get_channels, METH_VARARGS, emb_get_channels__doc__}, + {"get_server", emb_get_server, METH_VARARGS, emb_get_server__doc__}, + {"get_servers", emb_get_servers, METH_VARARGS, emb_get_servers__doc__}, + {"get_account", emb_get_account, METH_VARARGS, emb_get_account__doc__}, + {"get_accounts", emb_get_accounts, METH_VARARGS, emb_get_accounts__doc__}, + {"get_info", emb_get_info, METH_VARARGS, emb_get_info__doc__}, + /* null terminator */ {NULL, NULL, 0, NULL} }; -/* ------------------------------------------------------------------------------------------------ * - Thes functions set up the embedded environment for us to call out to modpython.py class - methods. +/* +These functions set up the embedded environment for us to call out to +modpython.py class methods. */ +void python_log_module() { + /* Attempt to convert python errors to x3 log system */ + PyObject *exc, *tb, *value, *tmp; + char *str_exc = "NONE"; + char *str_value = "NONE"; + char *str_tb = "NONE"; + + PyErr_Fetch(&exc, &value, &tb); + + if(exc) { + if((tmp = PyObject_Str(exc))) + str_exc = PyString_AsString(tmp); + } + if(value) { + if((tmp = PyObject_Str(value))) + str_value = PyString_AsString(tmp); + } + if(tb) { + if((tmp = PyObject_Str(tb))) + str_tb = PyString_AsString(tmp); + } + + /* Now restore it so we can print it (just in case) + * (should we do this only when running in debug mode?) */ + PyErr_Restore(exc, value, tb); + PyErr_Print(); /* which of course, clears it again.. */ + + log_module(PY_LOG, LOG_WARNING, "PYTHON error: %s, value: %s", str_exc, str_value); + + /* TODO: get the traceback using the traceback module via C api so we can add it to the X3 logs. See + * http://mail.python.org/pipermail/python-list/2003-March/192226.html */ + // (this doesnt work, str_tb is just an object hashid) log_module(PY_LOG, LOG_INFO, "PYTHON error, traceback: %s", str_tb); +} + + PyObject *python_build_handler_args(size_t argc, char *args[], PyObject *pIrcObj) { /* Sets up a python tuple with passed in arguments, prefixed by the Irc instance - which handlers use to interact with c. + which handlers use to interact with C. argc = number of args args = array of args pIrcObj = instance of the irc class @@ -376,7 +1357,8 @@ PyObject *new_irc_object(char *command_service, char *command_caller, char *comm pIrcObj = PyObject_CallObject(pIrcClass, pIrcArgs); if(!pIrcObj) { log_module(PY_LOG, LOG_ERROR, "IRC Class failed to load"); - PyErr_Print(); + python_log_module(); + //PyErr_Print(); } if(pIrcArgs != NULL) { Py_DECREF(pIrcArgs); @@ -391,7 +1373,6 @@ PyObject *new_irc_object(char *command_service, char *command_caller, char *comm } } - int python_call_handler(char *handler, char *args[], size_t argc, char *command_service, char *command_caller, char *command_target) { /* This is how we talk to modpython.c. First a new instance of the irc class is created using these arguments to setup the current environment. Then the named method of the handler object is called @@ -403,7 +1384,7 @@ int python_call_handler(char *handler, char *args[], size_t argc, char *command_ PyObject *pValue; log_module(PY_LOG, LOG_INFO, "attempting to call handler %s.", handler); - if(base_module != NULL) { + if(base_module != NULL && handler_object != NULL) { pIrcObj = new_irc_object(command_service, command_caller, command_target); if(!pIrcObj) { log_module(PY_LOG, LOG_INFO, "Can't get irc object. Bailing."); @@ -413,6 +1394,7 @@ int python_call_handler(char *handler, char *args[], size_t argc, char *command_ pArgs = python_build_handler_args(argc, args, pIrcObj); pMethod = PyObject_GetAttrString(handler_object, handler); if(pMethod && PyCallable_Check(pMethod)) { + /* Call the method, with the arguments */ pValue = PyObject_CallObject(pMethod, pArgs); if(pArgs) { Py_DECREF(pArgs); @@ -421,8 +1403,9 @@ int python_call_handler(char *handler, char *args[], size_t argc, char *command_ int ret; ret = PyInt_AsLong(pValue); if(ret == -1 && PyErr_Occurred()) { - PyErr_Print(); + //PyErr_Print(); log_module(PY_LOG, LOG_INFO, "error converting return value of handler %s to type long. ", handler); + python_log_module(); ret = 0; } log_module(PY_LOG, LOG_INFO, "handler %s was run successfully, returned %d.", handler, ret); @@ -434,8 +1417,9 @@ int python_call_handler(char *handler, char *args[], size_t argc, char *command_ else { /* TODO: instead of print errors, get them as strings * and deal with them with normal x3 log system. */ - PyErr_Print(); log_module(PY_LOG, LOG_WARNING, "call to handler %s failed", handler); + //PyErr_Print(); + python_log_module(); Py_DECREF(pIrcObj); Py_DECREF(pMethod); return 0; @@ -469,10 +1453,24 @@ PyObject *python_new_handler_object() { /*PyObject *pValue; */ pHandlerObj = PyObject_CallObject(pHandlerClass, NULL); - return pHandlerObj; + if(pHandlerObj != NULL) { + log_module(PY_LOG, LOG_INFO, "Created new python handler object."); + return pHandlerObj; + } + else { + log_module(PY_LOG, LOG_ERROR, "Unable to instanciate handler object"); + //PyErr_Print(); + python_log_module(); + return NULL; + } } else { log_module(PY_LOG, LOG_ERROR, "Unable to find handler class"); + //PyErr_Print(); + python_log_module(); + if(pHandlerClass) { + Py_DECREF(pHandlerClass); + } return NULL; } } @@ -505,6 +1503,281 @@ python_handle_join(struct modeNode *mNode) } } +static int +python_handle_server_link(struct server *server, UNUSED_ARG(void *extra)) +{ + PyObject* srv = NULL; + PyObject* funcname = NULL; + PyObject* retval = NULL; + char const* err = NULL; + int i = 0; + + if (handler_object == NULL) { + err = "No Python handler is allocated. Ignoring python_handle_server_link."; + goto cleanup; + } + + if (server == NULL) { + err = "Python code got server link without server!"; + goto cleanup; + } + + if ((srv = pyobj_from_server(server)) == NULL) { + err = "Python code unable to get PyObject with server!"; + goto cleanup; + } + + funcname = PyString_FromString("server_link"); + if (funcname == NULL) { + err = "Unable to allocate memory"; + goto cleanup; + } + + retval = PyObject_CallMethodObjArgs(handler_object, funcname, srv, NULL); + if (retval == NULL) { + err = "Error calling server_link handler"; + goto cleanup; + } + +cleanup: + Py_XDECREF(srv); + Py_XDECREF(funcname); + + if (retval != NULL && PyInt_Check(retval)) + i = (int)PyInt_AsLong(retval); + + Py_XDECREF(retval); + + if (err != NULL) + log_module(PY_LOG, LOG_WARNING, "%s", err); + + return i; +} + +static int +python_handle_new_user(struct userNode *user, UNUSED_ARG(void *extra)) +{ + PyObject* name = NULL; + PyObject* usr = NULL; + PyObject* retval = NULL; + int i = 0; + const char* err = NULL; + + if (handler_object == NULL) { + err = "No Python handler is allocated. Ignoring python_handle_server_link."; + goto cleanup; + } + + if(!user) { + log_module(PY_LOG, LOG_WARNING, "Python code got new_user without the user"); + return 0; + } + + if ((usr = pyobj_from_usernode(user)) == NULL) { + err = "unable to allocate python user information"; + goto cleanup; + } + + name = PyString_FromString("new_user"); + if (name == NULL) { + err = "unable to allocate memory for handler function name"; + goto cleanup; + } + + if ((retval = PyObject_CallMethodObjArgs(handler_object, name, usr, NULL)) == NULL) { + err = "error calling new_user handler"; + goto cleanup; + } + +cleanup: + Py_XDECREF(usr); + Py_XDECREF(name); + + if (retval != NULL && PyInt_Check(retval)) + i = (int)PyInt_AsLong(retval); + + Py_XDECREF(retval); + + if (err != NULL) + log_module(PY_LOG, LOG_WARNING, "%s", err); + + return i; +} + +static void +python_handle_nick_change(struct userNode *user, const char *old_nick) +{ + PyObject* usr = NULL; + PyObject* name = NULL; + PyObject* oldnick = NULL; + PyObject* retval = NULL; + char const* err = NULL; + + if (handler_object == NULL) { + err = "No Python handler is allocated. Ignoring python_handle_server_link."; + goto cleanup; + } + + if (user == NULL) { + err = "Python code got nick_change without the user!"; + goto cleanup; + } + + if ((usr = pyobj_from_usernode(user)) == NULL) { + err = "unable to allocate Python usernode"; + goto cleanup; + } + + name = PyString_FromString("nick_change"); + if (name == NULL) { + err = "unable to allocate memory for handler function name"; + goto cleanup; + } + + oldnick = PyString_FromString(old_nick); + + retval = PyObject_CallMethodObjArgs(handler_object, name, usr, oldnick, NULL); + if (retval == NULL) { + err = "error calling nick_change handler"; + goto cleanup; + } + +cleanup: + Py_XDECREF(usr); + Py_XDECREF(name); + Py_XDECREF(oldnick); + Py_XDECREF(retval); + + if (err != NULL) + log_module(PY_LOG, LOG_WARNING, "%s", err); +} + +void python_handle_del_user(struct userNode *user, struct userNode *killer, const char *why, UNUSED_ARG(void *extra)) { + PyObject *usr = NULL, *killr = NULL, *name = NULL; + PyObject *reason = NULL, *retval = NULL; + char const* err = NULL; + + if (handler_object == NULL) { + err = "No Python handler is allocated. Ignoring python_handle_server_link."; + goto cleanup; + } + + if (user == NULL) { + Py_INCREF(Py_None); + usr = Py_None; + } else { + usr = pyobj_from_usernode(user); + if (usr == NULL) { + err = "unable to allocate usernode for user"; + goto cleanup; + } + } + + if (killer == NULL) { + Py_INCREF(Py_None); + killr = Py_None; + } else { + killr = pyobj_from_usernode(killer); + if (killr == NULL) { + err = "unable to allocate usernode for killer"; + goto cleanup; + } + } + + if (why == NULL) { + Py_INCREF(Py_None); + reason = Py_None; + } else { + reason = PyString_FromString(why); + if (reason == NULL) { + err = "unable to allocate memory for reason"; + goto cleanup; + } + } + + name = PyString_FromString("del_user"); + if (name == NULL) { + err = "unable to allocate memory for handler function name"; + goto cleanup; + } + + retval = PyObject_CallMethodObjArgs(handler_object, name, usr, killr, reason, NULL); + if (retval == NULL) { + err = "error calling del_user handler"; + goto cleanup; + } + +cleanup: + Py_XDECREF(usr); + Py_XDECREF(killr); + Py_XDECREF(name); + Py_XDECREF(reason); + Py_XDECREF(retval); + + if (err != NULL) + log_module(PY_LOG, LOG_WARNING, "%s", err); +} + +int python_handle_topic(struct userNode *who, struct chanNode *chan, const char *old_topic) { + PyObject* pwho = NULL, *pchan = NULL, *oldtopic = NULL; + PyObject* name = NULL, *retval = NULL; + const char* err = NULL; + int i = 0; + + if (who == NULL) { + Py_INCREF(Py_None); + pwho = Py_None; + } else { + if ((pwho = pyobj_from_usernode(who)) == NULL) { + err = "unable to allocate usernode"; + goto cleanup; + } + } + + if ((pchan = pyobj_from_channode(chan)) == NULL) { + err = "unable to allocate channode"; + goto cleanup; + } + + if (old_topic == NULL) { + Py_INCREF(Py_None); + oldtopic = Py_None; + } else { + oldtopic = PyString_FromString(old_topic); + if (oldtopic == NULL) { + err = "unable to allocate memory for old topic string"; + goto cleanup; + } + } + + name = PyString_FromString("topic"); + if (name == NULL) { + err = "unable to allocate memory for topic handler function name"; + goto cleanup; + } + + retval = PyObject_CallMethodObjArgs(handler_object, name, pwho, pchan, oldtopic, NULL); + if (retval == NULL) { + err = "error calling topic handler"; + goto cleanup; + } + +cleanup: + Py_XDECREF(pwho); + Py_XDECREF(pchan); + Py_XDECREF(oldtopic); + Py_XDECREF(name); + + if (retval != NULL && PyInt_Check(retval)) + i = (int)PyInt_AsLong(retval); + + Py_XDECREF(retval); + + if (err != NULL) + log_module(PY_LOG, LOG_WARNING, "%s", err); + + return i; +} /* ----------------------------------------------------------------------------- */ @@ -513,14 +1786,31 @@ int python_load() { This is called during x3 startup, and on a python reload */ PyObject *pName; + char* buffer; + char* env = getenv("PYTHONPATH"); + + if (env) + env = strdup(env); + + if (!env) + setenv("PYTHONPATH", modpython_conf.scripts_dir, 1); + else if (!strstr(env, modpython_conf.scripts_dir)) { + buffer = (char*)malloc(strlen(env) + strlen(modpython_conf.scripts_dir) + 2); + sprintf(buffer, "%s:%s", modpython_conf.scripts_dir, env); + setenv("PYTHONPATH", buffer, 1); + free(buffer); + free(env); + } - setenv("PYTHONPATH", "/home/rubin/afternet/services/x3/x3-run/", 1); Py_Initialize(); - Py_InitModule("svc", EmbMethods); - /* TODO: get "modpython" from x3.conf */ - pName = PyString_FromString("modpython"); + Py_InitModule("_svc", EmbMethods); + pName = PyString_FromString(modpython_conf.main_module); base_module = PyImport_Import(pName); Py_DECREF(pName); + + Py_XDECREF(handler_object); + handler_object = NULL; + if(base_module != NULL) { handler_object = python_new_handler_object(); if(handler_object) { @@ -534,7 +1824,8 @@ int python_load() { } } else { - PyErr_Print(); + //PyErr_Print(); + python_log_module(); log_module(PY_LOG, LOG_WARNING, "Failed to load modpython.py"); return 0; } @@ -559,9 +1850,17 @@ static void python_cleanup(void) { /* Called on shutdown of the python module (or before reloading) */ + log_module(PY_LOG, LOG_INFO, "python module cleanup"); - Py_Finalize(); /* Shut down python enterpriter */ - return; + + Py_XDECREF(handler_object); + handler_object = NULL; + + if (PyErr_Occurred()) + PyErr_Clear(); + Py_Finalize(); /* Shut down python enterpreter */ + + log_module(PY_LOG, LOG_INFO, "python module cleanup done"); } /* ---------------------------------------------------------------------------------- * @@ -583,16 +1882,90 @@ static MODCMD_FUNC(cmd_reload) { } static MODCMD_FUNC(cmd_run) { - /* run an arbitrary python command. This can include shell commands, so should be disabled on - production, and needs to be handled extremely cautiously as far as access control - */ - char *msg; + /* this method allows running arbitrary python commands. + * use with care. + */ + char* msg; + PyObject* py_main_module; + PyObject* py_globals; + PyObject* py_locals; + PyObject* py_retval; + PyObject* extype, *exvalue, *extraceback; + PyObject* exvaluestr = NULL; + char* exmsg = NULL, *exmsgptr; + + py_main_module = PyImport_AddModule("__main__"); + py_globals = py_locals = PyModule_GetDict(py_main_module); + msg = unsplit_string(argv + 1, argc - 1, NULL); - char *args[] = {msg}; - python_call_handler("cmd_run", args, 1, cmd->parent->bot->nick, user?user->nick:"", channel?channel->name:""); + + py_retval = PyRun_String(msg, Py_file_input, py_globals, py_locals); + if (py_retval == NULL) { + PyErr_Fetch(&extype, &exvalue, &extraceback); + if (exvalue != NULL) { + exvaluestr = PyObject_Str(exvalue); + exmsg = strdup(PyString_AS_STRING(exvaluestr)); + exmsgptr = exmsg; + while (exmsgptr && *exmsgptr) { + if (*exmsgptr == '\n' || *exmsgptr == '\r' || *exmsgptr == '\t') + *exmsgptr = ' '; + exmsgptr++; + } + } + if (extype != NULL && exvalue != NULL && PyType_Check(extype)) { + reply("PYMSG_RUN_EXCEPTION", ((PyTypeObject*)extype)->tp_name, exmsg); + } else + reply("PYMSG_RUN_UNKNOWN_EXCEPTION"); + + if (extype != NULL) + Py_DECREF(extype); + if (exvalue != NULL) + Py_DECREF(exvalue); + if (extraceback != NULL) + Py_DECREF(extraceback); + if (exvaluestr != NULL) + Py_DECREF(exvaluestr); + if (exmsg) + free(exmsg); + } else { + Py_DECREF(py_retval); + } + + return 1; +} + +#define numstrargs(X) sizeof(X) / sizeof(*X) +static MODCMD_FUNC(cmd_command) { + char *plugin = argv[1]; + char *command = argv[2]; + char *msg; /* args */ + if(argc > 3) { + msg = unsplit_string(argv + 3, argc - 3, NULL); + } + else { + msg = ""; + } + char *args[] = {plugin, command, msg}; + python_call_handler("cmd_command", args, numstrargs(args), cmd->parent->bot->nick, user?user->nick:"", channel?channel->name:""); return 1; } +static void modpython_conf_read(void) { + dict_t conf_node; + char const* str; + + if (!(conf_node = conf_get_data(MODPYTHON_CONF_NAME, RECDB_OBJECT))) { + log_module(PY_LOG, LOG_ERROR, "config node '%s' is missing or has wrong type", MODPYTHON_CONF_NAME); + return; + } + + str = database_get_data(conf_node, "scripts_dir", RECDB_QSTRING); + modpython_conf.scripts_dir = str ? str : "./"; + + str = database_get_data(conf_node, "main_module", RECDB_QSTRING); + modpython_conf.main_module = str ? str : "modpython"; +} + int python_init(void) { /* X3 calls this function on init of the module during startup. We use it to do all our setup tasks and bindings @@ -600,6 +1973,8 @@ int python_init(void) { PY_LOG = log_register_type("Python", "file:python.log"); python_module = module_register("python", PY_LOG, "mod-python.help", NULL); + conf_register_reload(modpython_conf_read); + log_module(PY_LOG, LOG_INFO, "python module init"); message_register_table(msgtab); @@ -613,7 +1988,36 @@ int python_init(void) { */ modcmd_register(python_module, "reload", cmd_reload, 1, MODCMD_REQUIRE_AUTHED, "flags", "+oper", NULL); modcmd_register(python_module, "run", cmd_run, 2, MODCMD_REQUIRE_AUTHED, "flags", "+oper", NULL); + modcmd_register(python_module, "command", cmd_command, 3, MODCMD_REQUIRE_STAFF, NULL); + +// Please help us by implementing any of the callbacks listed as TODO below. They already exist +// in x3, they just need handle_ bridges implemented. (see python_handle_join for an example) + reg_server_link_func(python_handle_server_link, NULL); + reg_new_user_func(python_handle_new_user, NULL); + reg_nick_change_func(python_handle_nick_change); + reg_del_user_func(python_handle_del_user, NULL); +//TODO: reg_account_func(python_handle_account); /* stamping of account name to the ircd */ +//TODO: reg_handle_rename_func(python_handle_handle_rename); /* handle used to ALSO mean account name */ +//TODO: reg_failpw_func(python_handle_failpw); +//TODO: reg_allowauth_func(python_handle_allowauth); +//TODO: reg_handle_merge_func(python_handle_merge); +// +//TODO: reg_oper_func(python_handle_oper); +//TODO: reg_new_channel_func(python_handle_new_channel); reg_join_func(python_handle_join); +//TODO: reg_del_channel_func(python_handle_del_channel); +//TODO: reg_part_func(python_handle_part); +//TODO: reg_kick_func(python_handle_kick); + reg_topic_func(python_handle_topic); +//TODO: reg_channel_mode_func(python_handle_channel_mode); + +//TODO: reg_privmsg_func(python_handle_privmsg); +//TODO: reg_notice_func +//TODO: reg_svccmd_unbind_func(python_handle_svccmd_unbind); +//TODO: reg_chanmsg_func(python_handle_chanmsg); +//TODO: reg_allchanmsg_func +//TODO: reg_user_mode_func + reg_exit_func(python_cleanup); python_load();