static void os_cmd_modunload(sourceinfo_t *si, int parc, char *parv[])
{
char *module;
int i;
module_t *m;
if (parc < 1)
{
command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "MODUNLOAD");
command_fail(si, fault_needmoreparams, _("Syntax: MODUNLOAD <module...>"));
return;
}
i = 0;
while (i < parc)
{
module = parv[i++];
m = module_find_published(module);
if (!m)
{
command_fail(si, fault_nosuch_target, _("\2%s\2 is not loaded; it cannot be unloaded."), module);
continue;
}
if (m->can_unload != MODULE_UNLOAD_CAPABILITY_OK)
{
slog(LG_INFO, "\2%s\2 tried to unload a permanent module",
get_oper_name(si));
command_fail(si, fault_noprivs, _("\2%s\2 is a permanent module; it cannot be unloaded."), module);
continue;
}
if (!strcmp(m->name, "operserv/main") || !strcmp(m->name, "operserv/modload") || !strcmp(m->name, "operserv/modunload"))
{
command_fail(si, fault_noprivs, _("Refusing to unload \2%s\2."),
module);
continue;
}
logcommand(si, CMDLOG_ADMIN, "MODUNLOAD: \2%s\2", module);
module_unload(m, MODULE_UNLOAD_INTENT_PERM);
command_success_nodata(si, _("Module \2%s\2 unloaded."), module);
}
}
static void os_cmd_modinspect(sourceinfo_t *si, int parc, char *parv[])
{
char *mname = parv[0];
module_t *m;
if (!mname)
{
command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "MODINSPECT");
command_fail(si, fault_needmoreparams, _("Syntax: MODINSPECT <module>"));
return;
}
logcommand(si, CMDLOG_GET, "MODINSPECT %s", mname);
m = module_find_published(mname);
if (!m)
{
command_fail(si, fault_nosuch_target, _("\2%s\2 is not loaded."), mname);
return;
}
/* Is there a header? */
if (!m->header)
{
command_fail(si, fault_unimplemented, _("\2%s\2 cannot be inspected."), mname);
return;
}
command_success_nodata(si, _("Information on \2%s\2:"), mname);
command_success_nodata(si, _("Name : %s"), m->header->name);
command_success_nodata(si, _("Address : %p"), m->address);
command_success_nodata(si, _("Entry point: %p"), m->header->modinit);
command_success_nodata(si, _("Exit point : %p"), m->header->deinit);
command_success_nodata(si, _("Version : %s"), m->header->version);
command_success_nodata(si, _("Vendor : %s"), m->header->vendor);
if (m->header->norestart)
command_success_nodata(si, _("Permanent : Yes"));
else
command_success_nodata(si, _("Permanent : No"));
command_success_nodata(si, _("*** \2End of Info\2 ***"));
}
static bool evaluate_condition(sourceinfo_t *si, const char *s)
{
char word[80];
char *p, *q;
while (*s == ' ' || *s == '\t')
s++;
if (*s == '!')
return !evaluate_condition(si, s + 1);
mowgli_strlcpy(word, s, sizeof word);
p = strchr(word, ' ');
if (p != NULL)
{
*p++ = '\0';
while (*p == ' ' || *p == '\t')
p++;
}
if (!strcmp(word, "halfops"))
return ircd->uses_halfops;
else if (!strcmp(word, "owner"))
return ircd->uses_owner;
else if (!strcmp(word, "protect"))
return ircd->uses_protect;
else if (!strcmp(word, "anyprivs"))
return has_any_privs(si);
else if (!strcmp(word, "priv"))
{
if (p != NULL && (q = strchr(p, ' ')) != NULL)
*q = '\0';
return has_priv(si, p);
}
else if (!strcmp(word, "module"))
{
if (p != NULL && (q = strchr(p, ' ')) != NULL)
*q = '\0';
return module_find_published(p) != NULL;
}
else if (!strcmp(word, "auth"))
return me.auth != AUTH_NONE;
else
return false;
}
static void os_cmd_modinspect(sourceinfo_t *si, int parc, char *parv[])
{
char *mname = parv[0];
module_t *m;
if (!mname)
{
command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "MODINSPECT");
command_fail(si, fault_needmoreparams, _("Syntax: MODINSPECT <module>"));
return;
}
logcommand(si, CMDLOG_GET, "MODINSPECT: \2%s\2", mname);
m = module_find_published(mname);
if (!m)
{
command_fail(si, fault_nosuch_target, _("\2%s\2 is not loaded."), mname);
return;
}
/* Is there a header? */
if (!m->header)
{
command_fail(si, fault_unimplemented, _("\2%s\2 cannot be inspected."), mname);
return;
}
command_success_nodata(si, _("Information on \2%s\2:"), mname);
command_success_nodata(si, _("Name : %s"), m->name);
command_success_nodata(si, _("Address : %p"), m->address);
command_success_nodata(si, _("Entry point: %p"), m->header->modinit);
command_success_nodata(si, _("Exit point : %p"), m->header->deinit);
command_success_nodata(si, _("SDK Serial : %s"), m->header->serial);
command_success_nodata(si, _("Version : %s"), m->header->version);
command_success_nodata(si, _("Vendor : %s"), m->header->vendor);
command_success_nodata(si, _("Can unload : %s"), m->can_unload == MODULE_UNLOAD_CAPABILITY_OK ? "Yes" :
( m->can_unload == MODULE_UNLOAD_CAPABILITY_NEVER ? "No" : "Reload only"));
command_success_nodata(si, _("*** \2End of Info\2 ***"));
}
static void os_cmd_modload(sourceinfo_t *si, int parc, char *parv[])
{
char *module;
module_t *m;
int i;
if (parc < 1)
{
command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "MODLOAD");
command_fail(si, fault_needmoreparams, _("Syntax: MODLOAD <module...>"));
return;
}
i = 0;
while (i < parc)
{
module = parv[i++];
if (module_find_published(module))
{
command_fail(si, fault_nochange, _("\2%s\2 is already loaded."), module);
continue;
}
logcommand(si, CMDLOG_ADMIN, "MODLOAD: \2%s\2", module);
m = module_load(module);
if (m != NULL)
command_success_nodata(si, _("Module \2%s\2 loaded."), module);
else
command_fail(si, fault_nosuch_target, _("Module \2%s\2 failed to load."), module);
}
if (conf_need_rehash)
{
logcommand(si, CMDLOG_ADMIN, "REHASH (MODLOAD)");
wallops("Rehashing \2%s\2 to complete module load by request of \2%s\2.", config_file, get_oper_name(si));
if (!conf_rehash())
command_fail(si, fault_nosuch_target, _("REHASH of \2%s\2 failed. Please correct any errors in the file and try again."), config_file);
}
}
static void cs_cmd_set_guard(sourceinfo_t *si, int parc, char *parv[])
{
mychan_t *mc;
if (!(mc = mychan_find(parv[0])))
{
command_fail(si, fault_nosuch_target, _("Channel \2%s\2 is not registered."), parv[0]);
return;
}
if (!parv[1])
{
command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "SET GUARD");
return;
}
if (!chanacs_source_has_flag(mc, si, CA_SET))
{
command_fail(si, fault_noprivs, _("You are not authorized to perform this command."));
return;
}
if (!strcasecmp("ON", parv[1]))
{
if (MC_GUARD & mc->flags)
{
command_fail(si, fault_nochange, _("The \2%s\2 flag is already set for channel \2%s\2."), "GUARD", mc->name);
return;
}
if (metadata_find(mc, "private:botserv:bot-assigned") &&
module_find_published("botserv/main"))
{
command_fail(si, fault_noprivs, _("Channel \2%s\2 already has a BotServ bot assigned to it. You need to unassign it first."), mc->name);
return;
}
logcommand(si, CMDLOG_SET, "SET:GUARD:ON: \2%s\2", mc->name);
mc->flags |= MC_GUARD;
if (!(mc->flags & MC_INHABIT))
join(mc->name, chansvs.nick);
command_success_nodata(si, _("The \2%s\2 flag has been set for channel \2%s\2."), "GUARD", mc->name);
return;
}
else if (!strcasecmp("OFF", parv[1]))
{
if (!(MC_GUARD & mc->flags))
{
command_fail(si, fault_nochange, _("The \2%s\2 flag is not set for channel \2%s\2."), "GUARD", mc->name);
return;
}
logcommand(si, CMDLOG_SET, "SET:GUARD:OFF: \2%s\2", mc->name);
mc->flags &= ~MC_GUARD;
if (mc->chan != NULL && !(mc->flags & MC_INHABIT) && !(mc->chan->flags & CHAN_LOG))
part(mc->name, chansvs.nick);
command_success_nodata(si, _("The \2%s\2 flag has been removed for channel \2%s\2."), "GUARD", mc->name);
return;
}
else
{
command_fail(si, fault_badparams, STR_INVALID_PARAMS, "GUARD");
return;
}
}
static void ns_cmd_fungroup(sourceinfo_t *si, int parc, char *parv[])
{
mynick_t *mn, *mn2 = NULL;
myuser_t *mu;
hook_user_req_t hdata;
if (parc < 1)
{
command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "FUNGROUP");
command_fail(si, fault_needmoreparams, _("Syntax: FUNGROUP <nickname> [newaccountname]"));
return;
}
mn = mynick_find(parv[0]);
if (mn == NULL)
{
command_fail(si, fault_nosuch_target, _("Nick \2%s\2 is not registered."), parv[0]);
return;
}
mu = mn->owner;
if (!irccasecmp(mn->nick, entity(mu)->name))
{
if (MOWGLI_LIST_LENGTH(&mu->nicks) <= 1 ||
!module_find_published("nickserv/set_accountname"))
{
command_fail(si, fault_noprivs, _("Nick \2%s\2 is an account name; you may not remove it."), mn->nick);
return;
}
if (is_conf_soper(mu))
{
command_fail(si, fault_noprivs, _("You may not modify \2%s\2's account name because their operclass is defined in the configuration file."),
entity(mu)->name);
return;
}
if (parc < 2)
{
command_fail(si, fault_needmoreparams, _("Please specify a new account name for \2%s\2."), entity(mu)->name);
command_fail(si, fault_needmoreparams, _("Syntax: FUNGROUP <nickname> <newaccountname>"));
return;
}
mn2 = mynick_find(parv[1]);
if (mn2 == NULL)
{
command_fail(si, fault_nosuch_target, _("Nick \2%s\2 is not registered."), parv[1]);
return;
}
if (mn2 == mn)
{
command_fail(si, fault_noprivs, _("The new account name must be different from the nick to be ungrouped."));
return;
}
if (mn2->owner != mu)
{
command_fail(si, fault_noprivs, _("Nick \2%s\2 is not registered to \2%s\2."), mn2->nick, entity(mu)->name);
return;
}
}
else if (parc > 1)
{
command_fail(si, fault_badparams, _("Nick \2%s\2 is not an account name so no new account name is needed."), mn->nick);
return;
}
if (mn2 != NULL)
{
logcommand(si, CMDLOG_ADMIN | LG_REGISTER, "FUNGROUP: \2%s\2 from \2%s\2 (new account name: \2%s\2)", mn->nick, entity(mu)->name, mn2->nick);
wallops("%s dropped the nick \2%s\2 from %s, changing account name to \2%s\2",
get_oper_name(si), mn->nick, entity(mu)->name,
mn2->nick);
myuser_rename(mu, mn2->nick);
}
else
{
logcommand(si, CMDLOG_ADMIN | LG_REGISTER, "FUNGROUP: \2%s\2 from \2%s\2", mn->nick, entity(mu)->name);
wallops("%s dropped the nick \2%s\2 from %s",
get_oper_name(si), mn->nick, entity(mu)->name);
}
hdata.si = si;
hdata.mu = mu;
hdata.mn = mn;
hook_call_nick_ungroup(&hdata);
holdnick_sts(si->service->me, 0, mn->nick, NULL);
if (mn2 != NULL)
command_success_nodata(si, _("Nick \2%s\2 has been removed from account \2%s\2, name changed to \2%s\2."), mn->nick, entity(mu)->name, mn2->nick);
else
command_success_nodata(si, _("Nick \2%s\2 has been removed from account \2%s\2."), mn->nick, entity(mu)->name);
object_unref(mn);
}
/*
* Implementation functions: load or unload a perl script.
*/
static module_t *do_script_load(const char *filename)
{
/* Remember, this must now be re-entrant. The use of the static
* perl_error buffer is still OK, as it's only used immediately after
* setting, without control passing from this function.
*/
perl_script_module_t *m = mowgli_heap_alloc(perl_script_module_heap);
mowgli_strlcpy(m->filename, filename, sizeof(m->filename));
snprintf(perl_error, sizeof(perl_error), "Unknown error attempting to load perl script %s",
filename);
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(newRV_noinc((SV*)get_cv("Atheme::Init::load_script", 0)));
XPUSHs(sv_2mortal(newSVpv(filename, 0)));
PUTBACK;
int perl_return_count = call_pv("Atheme::Init::call_wrapper", G_EVAL | G_SCALAR);
SPAGAIN;
if (SvTRUE(ERRSV))
{
mowgli_strlcpy(perl_error, SvPV_nolen(ERRSV), sizeof(perl_error));
goto fail;
}
if (1 != perl_return_count)
{
snprintf(perl_error, sizeof(perl_error), "Script load didn't return a package name");
goto fail;
}
/* load_script should have returned the package name that was just
* loaded...
*/
const char *packagename = POPp;
char info_varname[BUFSIZE];
snprintf(info_varname, BUFSIZE, "%s::Info", packagename);
/* ... so use that name to grab the script information hash...
*/
HV *info_hash = get_hv(info_varname, 0);
if (!info_hash)
{
snprintf(perl_error, sizeof(perl_error), "Couldn't get package info hash %s", info_varname);
goto fail;
}
/* ..., extract the canonical name...
*/
SV **name_var = hv_fetch(info_hash, "name", 4, 0);
if (!name_var)
{
snprintf(perl_error, sizeof(perl_error), "Couldn't find canonical name in package info hash");
goto fail;
}
mowgli_strlcpy(m->mod.name, SvPV_nolen(*name_var), sizeof(m->mod.name));
/* ... and dependency list.
*/
SV **deplist_var = hv_fetch(info_hash, "depends", 7, 0);
/* Not declaring this is legal... */
if (deplist_var)
{
/* ... but having it as anything but an arrayref isn't. */
if (!SvROK(*deplist_var) || SvTYPE(SvRV(*deplist_var)) != SVt_PVAV)
{
snprintf(perl_error, sizeof(perl_error), "$Info::depends must be an array reference");
goto fail;
}
AV *deplist = (AV*)SvRV(*deplist_var);
I32 len = av_len(deplist);
/* av_len returns max index, not number of items */
for (I32 i = 0; i <= len; ++i)
{
SV **item = av_fetch(deplist, i, 0);
if (!item)
continue;
const char *dep_name = SvPV_nolen(*item);
if (!module_request(dep_name))
{
snprintf(perl_error, sizeof(perl_error), "Dependent module %s failed to load",
dep_name);
goto fail;
}
module_t *dep_mod = module_find_published(dep_name);
mowgli_node_add(dep_mod, mowgli_node_create(), &m->mod.deplist);
mowgli_node_add(m, mowgli_node_create(), &dep_mod->dephost);
}
}
FREETMPS;
LEAVE;
invalidate_object_references();
/* Now that everything's loaded, do the module housekeeping stuff. */
m->mod.unload_handler = perl_script_module_unload_handler;
/* Can't do much better than the address of the module_t here */
m->mod.address = m;
m->mod.can_unload = MODULE_UNLOAD_CAPABILITY_OK;
return (module_t*)m;
fail:
slog(LG_ERROR, "Failed to load Perl script %s: %s", filename, perl_error);
if (info_hash)
SvREFCNT_dec((SV*)info_hash);
do_script_unload(filename);
mowgli_heap_free(perl_script_module_heap, m);
POPs;
FREETMPS;
LEAVE;
invalidate_object_references();
return NULL;
}