#include <ltdl.h>
+#ifndef LT_MODULE_EXT
+# error "Charybdis requires loadable module support."
+#endif
+
struct module **modlist = NULL;
static const char *core_module_table[] = {
NULL
};
+#define MOD_WARN_DELTA (90 * 86400) /* time in seconds, 86400 seconds in a day */
+
#define MODS_INCREMENT 10
int num_mods = 0;
int max_mods = MODS_INCREMENT;
static rb_dlink_list mod_paths;
-static int mo_modload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int mo_modlist(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int mo_modreload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int mo_modunload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int mo_modrestart(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_modload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_modlist(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_modreload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_modunload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_modrestart(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int me_modload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int me_modlist(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int me_modreload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int me_modunload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int me_modrestart(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_modload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_modlist(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_modreload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_modunload(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_modrestart(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
-static int do_modload(struct Client *, const char *);
-static int do_modunload(struct Client *, const char *);
-static int do_modreload(struct Client *, const char *);
-static int do_modlist(struct Client *, const char *);
-static int do_modrestart(struct Client *);
+static void do_modload(struct Client *, const char *);
+static void do_modunload(struct Client *, const char *);
+static void do_modreload(struct Client *, const char *);
+static void do_modlist(struct Client *, const char *);
+static void do_modrestart(struct Client *);
struct Message modload_msgtab = {
"MODLOAD", 0, 0, 0, 0,
findmodule_byname(const char *name)
{
int i;
+ char name_ext[PATH_MAX + 1];
+
+ rb_strlcpy(name_ext, name, sizeof basename_ext);
+ rb_strlcat(name_ext, LT_MODULE_EXT, sizeof basename_ext);
for (i = 0; i < num_mods; i++)
{
if(!irccmp(modlist[i]->name, name))
return i;
+
+ if(!irccmp(modlist[i]->name, name_ext))
+ return i;
}
+
return -1;
}
DIR *system_module_dir = NULL;
struct dirent *ldirent = NULL;
char module_fq_name[PATH_MAX + 1];
- int len;
+ size_t module_ext_len = strlen(LT_MODULE_EXT);
modules_init();
while ((ldirent = readdir(system_module_dir)) != NULL)
{
+ struct stat s;
+ size_t len;
+
len = strlen(ldirent->d_name);
- if((len > 3) && !strcmp(ldirent->d_name+len-3, ".la"))
+ if(len > module_ext_len && !strcasecmp(ldirent->d_name + (len - module_ext_len), LT_MODULE_EXT))
{
(void) snprintf(module_fq_name, sizeof(module_fq_name), "%s/%s", AUTOMODPATH, ldirent->d_name);
- (void) load_a_module(module_fq_name, warn, 0);
+ (void) load_a_module(module_fq_name, warn, MAPI_ORIGIN_CORE, 0);
}
}
for (i = 0; core_module_table[i]; i++)
{
snprintf(module_name, sizeof(module_name), "%s/%s%s", MODPATH,
- core_module_table[i], ".la");
+ core_module_table[i], LT_MODULE_EXT);
- if(load_a_module(module_name, warn, 1) == -1)
+ if(load_a_module(module_name, warn, MAPI_ORIGIN_CORE, 1) == -1)
{
ilog(L_MAIN,
- "Error loading core module %s%s: terminating ircd",
- core_module_table[i], ".la");
+ "Error loading core module %s: terminating ircd",
+ core_module_table[i]);
exit(0);
}
}
* side effects -
*/
int
-load_one_module(const char *path, int coremodule)
+load_one_module(const char *path, int origin, int coremodule)
{
char modpath[PATH_MAX];
rb_dlink_node *pathst;
const char *mpath;
-
struct stat statbuf;
- if (server_state_foreground == 1)
+ if (server_state_foreground)
inotice("loading module %s ...", path);
+ if(coremodule != 0)
+ {
+ coremodule = 1;
+ origin = MAPI_ORIGIN_CORE;
+ }
+
RB_DLINK_FOREACH(pathst, mod_paths.head)
{
mpath = pathst->data;
- snprintf(modpath, sizeof(modpath), "%s/%s", mpath, path);
+ snprintf(modpath, sizeof(modpath), "%s/%s%s", mpath, path, LT_MODULE_EXT);
if((strstr(modpath, "../") == NULL) && (strstr(modpath, "/..") == NULL))
{
if(stat(modpath, &statbuf) == 0)
if(S_ISREG(statbuf.st_mode))
{
/* Regular files only please */
- if(coremodule)
- return load_a_module(modpath, 1, 1);
- else
- return load_a_module(modpath, 1, 0);
+ return load_a_module(modpath, 1, origin, coremodule);
}
}
/* load a module .. */
-static int
+static void
mo_modload(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!IsOperAdmin(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "admin");
- return 0;
+ return;
}
if(parc > 2)
sendto_match_servs(source_p, parv[2], CAP_ENCAP, NOCAPS,
"ENCAP %s MODLOAD %s", parv[2], parv[1]);
if (match(parv[2], me.name) == 0)
- return 0;
+ return;
}
- return do_modload(source_p, parv[1]);
+ do_modload(source_p, parv[1]);
}
-static int
+static void
me_modload(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!find_shared_conf(source_p->username, source_p->host, source_p->servptr->name, SHARED_MODULE))
{
sendto_one_notice(source_p, ":*** You do not have an appropriate shared block "
"to load modules on this server.");
- return 0;
- }
-
- return do_modload(source_p, parv[1]);
-}
-
-static int
-do_modload(struct Client *source_p, const char *module)
-{
- char *m_bn = rb_basename(module);
-
- if(findmodule_byname(m_bn) != -1)
- {
- sendto_one_notice(source_p, ":Module %s is already loaded", m_bn);
- rb_free(m_bn);
- return 0;
+ return;
}
- load_one_module(module, 0);
-
- rb_free(m_bn);
-
- return 0;
+ do_modload(source_p, parv[1]);
}
/* unload a module .. */
-static int
+static void
mo_modunload(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!IsOperAdmin(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "admin");
- return 0;
+ return;
}
if(parc > 2)
sendto_match_servs(source_p, parv[2], CAP_ENCAP, NOCAPS,
"ENCAP %s MODUNLOAD %s", parv[2], parv[1]);
if (match(parv[2], me.name) == 0)
- return 0;
+ return;
}
- return do_modunload(source_p, parv[1]);
+ do_modunload(source_p, parv[1]);
}
-static int
+static void
me_modunload(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!find_shared_conf(source_p->username, source_p->host, source_p->servptr->name, SHARED_MODULE))
{
sendto_one_notice(source_p, ":*** You do not have an appropriate shared block "
"to load modules on this server.");
- return 0;
- }
-
- return do_modunload(source_p, parv[1]);
-}
-
-static int
-do_modunload(struct Client *source_p, const char *module)
-{
- int modindex;
- char *m_bn = rb_basename(module);
-
- if((modindex = findmodule_byname(m_bn)) == -1)
- {
- sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
- rb_free(m_bn);
- return 0;
- }
-
- if(modlist[modindex]->core == 1)
- {
- sendto_one_notice(source_p, ":Module %s is a core module and may not be unloaded", m_bn);
- rb_free(m_bn);
- return 0;
- }
-
- if(unload_one_module(m_bn, 1) == -1)
- {
- sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
+ return;
}
- rb_free(m_bn);
- return 0;
+ do_modunload(source_p, parv[1]);
}
/* unload and load in one! */
-static int
+static void
mo_modreload(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!IsOperAdmin(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "admin");
- return 0;
+ return;
}
if(parc > 2)
sendto_match_servs(source_p, parv[2], CAP_ENCAP, NOCAPS,
"ENCAP %s MODRELOAD %s", parv[2], parv[1]);
if (match(parv[2], me.name) == 0)
- return 0;
+ return;
}
- return do_modreload(source_p, parv[1]);
+ do_modreload(source_p, parv[1]);
}
-static int
+static void
me_modreload(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!find_shared_conf(source_p->username, source_p->host, source_p->servptr->name, SHARED_MODULE))
{
sendto_one_notice(source_p, ":*** You do not have an appropriate shared block "
"to load modules on this server.");
- return 0;
- }
-
- return do_modreload(source_p, parv[1]);
-}
-
-static int
-do_modreload(struct Client *source_p, const char *module)
-{
- int modindex;
- int check_core;
- char *m_bn = rb_basename(module);
-
- if((modindex = findmodule_byname(m_bn)) == -1)
- {
- sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
- rb_free(m_bn);
- return 0;
- }
-
- check_core = modlist[modindex]->core;
-
- if(unload_one_module(m_bn, 1) == -1)
- {
- sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
- rb_free(m_bn);
- return 0;
- }
-
- if((load_one_module(m_bn, check_core) == -1) && check_core)
- {
- sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
- "Error reloading core module: %s: terminating ircd", m_bn);
- ilog(L_MAIN, "Error loading core module %s: terminating ircd", m_bn);
- exit(0);
+ return;
}
- rb_free(m_bn);
- return 0;
+ do_modreload(source_p, parv[1]);
}
/* list modules .. */
-static int
+static void
mo_modlist(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!IsOperAdmin(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "admin");
- return 0;
+ return;
}
if(parc > 2)
sendto_match_servs(source_p, parv[2], CAP_ENCAP, NOCAPS,
"ENCAP %s MODLIST %s", parv[2], parv[1]);
if (match(parv[2], me.name) == 0)
- return 0;
+ return;
}
- return do_modlist(source_p, parc > 1 ? parv[1] : 0);
+ do_modlist(source_p, parc > 1 ? parv[1] : 0);
}
-static int
+static void
me_modlist(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!find_shared_conf(source_p->username, source_p->host, source_p->servptr->name, SHARED_MODULE))
{
sendto_one_notice(source_p, ":*** You do not have an appropriate shared block "
"to load modules on this server.");
- return 0;
- }
-
- return do_modlist(source_p, parv[1]);
-}
-
-static int
-do_modlist(struct Client *source_p, const char *pattern)
-{
- int i;
-
- for (i = 0; i < num_mods; i++)
- {
- if(pattern)
- {
- if(match(pattern, modlist[i]->name))
- {
- sendto_one(source_p, form_str(RPL_MODLIST),
- me.name, source_p->name,
- modlist[i]->name,
- (unsigned long)(uintptr_t)modlist[i]->address,
- modlist[i]->version, modlist[i]->description, modlist[i]->core ? " (core)" : "");
- }
- }
- else
- {
- sendto_one(source_p, form_str(RPL_MODLIST),
- me.name, source_p->name, modlist[i]->name,
- (unsigned long)(uintptr_t)modlist[i]->address,
- modlist[i]->version, modlist[i]->description, modlist[i]->core ? " (core)" : "");
- }
+ return;
}
- sendto_one(source_p, form_str(RPL_ENDOFMODLIST), me.name, source_p->name);
- return 0;
+ do_modlist(source_p, parv[1]);
}
/* unload and reload all modules */
-static int
+static void
mo_modrestart(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!IsOperAdmin(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "admin");
- return 0;
+ return;
}
if(parc > 1)
sendto_match_servs(source_p, parv[1], CAP_ENCAP, NOCAPS,
"ENCAP %s MODRESTART", parv[1]);
if (match(parv[1], me.name) == 0)
- return 0;
+ return;
}
- return do_modrestart(source_p);
+ do_modrestart(source_p);
}
-static int
+static void
me_modrestart(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char **parv)
{
if(!find_shared_conf(source_p->username, source_p->host, source_p->servptr->name, SHARED_MODULE))
{
sendto_one_notice(source_p, ":*** You do not have an appropriate shared block "
"to load modules on this server.");
- return 0;
+ return;
+ }
+
+ do_modrestart(source_p);
+}
+
+static void
+do_modload(struct Client *source_p, const char *module)
+{
+ char *m_bn = rb_basename(module);
+ int origin;
+
+ if(findmodule_byname(m_bn) != -1)
+ {
+ sendto_one_notice(source_p, ":Module %s is already loaded", m_bn);
+ rb_free(m_bn);
+ return;
+ }
+
+ origin = strcmp(module, m_bn) == 0 ? MAPI_ORIGIN_CORE : MAPI_ORIGIN_EXTENSION;
+ load_one_module(module, origin, 0);
+
+ rb_free(m_bn);
+}
+
+static void
+do_modunload(struct Client *source_p, const char *module)
+{
+ int modindex;
+ char *m_bn = rb_basename(module);
+
+ if((modindex = findmodule_byname(m_bn)) == -1)
+ {
+ sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
+ rb_free(m_bn);
+ return;
+ }
+
+ if(modlist[modindex]->core == 1)
+ {
+ sendto_one_notice(source_p, ":Module %s is a core module and may not be unloaded", m_bn);
+ rb_free(m_bn);
+ return;
+ }
+
+ if(unload_one_module(m_bn, 1) == -1)
+ {
+ sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
}
- return do_modrestart(source_p);
+ rb_free(m_bn);
}
-static int
+static void
+do_modreload(struct Client *source_p, const char *module)
+{
+ int modindex;
+ int check_core;
+ char *m_bn = rb_basename(module);
+
+ if((modindex = findmodule_byname(m_bn)) == -1)
+ {
+ sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
+ rb_free(m_bn);
+ return;
+ }
+
+ check_core = modlist[modindex]->core;
+
+ if(unload_one_module(m_bn, 1) == -1)
+ {
+ sendto_one_notice(source_p, ":Module %s is not loaded", m_bn);
+ rb_free(m_bn);
+ return;
+ }
+
+ if((load_one_module(m_bn, modlist[modindex]->origin, check_core) == -1) && check_core)
+ {
+ sendto_realops_snomask(SNO_GENERAL, L_NETWIDE,
+ "Error reloading core module: %s: terminating ircd", m_bn);
+ ilog(L_MAIN, "Error loading core module %s: terminating ircd", m_bn);
+ exit(0);
+ }
+
+ rb_free(m_bn);
+}
+
+static void
do_modrestart(struct Client *source_p)
{
int modnum;
"Module Restart: %d modules unloaded, %d modules loaded",
modnum, num_mods);
ilog(L_MAIN, "Module Restart: %d modules unloaded, %d modules loaded", modnum, num_mods);
- return 0;
}
+static void
+do_modlist(struct Client *source_p, const char *pattern)
+{
+ int i;
+
+ for (i = 0; i < num_mods; i++)
+ {
+ const char *origin;
+ switch (modlist[i]->origin)
+ {
+ case MAPI_ORIGIN_EXTENSION:
+ origin = "extension";
+ break;
+ case MAPI_ORIGIN_CORE:
+ origin = "builtin";
+ break;
+ default:
+ origin = "unknown";
+ break;
+ }
+
+ if(pattern)
+ {
+ if(match(pattern, modlist[i]->name))
+ {
+ sendto_one(source_p, form_str(RPL_MODLIST),
+ me.name, source_p->name,
+ modlist[i]->name,
+ (unsigned long)(uintptr_t)modlist[i]->address, origin,
+ modlist[i]->core ? " (core)" : "", modlist[i]->version, modlist[i]->description);
+ }
+ }
+ else
+ {
+ sendto_one(source_p, form_str(RPL_MODLIST),
+ me.name, source_p->name, modlist[i]->name,
+ (unsigned long)(uintptr_t)modlist[i]->address, origin,
+ modlist[i]->core ? " (core)" : "", modlist[i]->version, modlist[i]->description);
+ }
+ }
+
+ sendto_one(source_p, form_str(RPL_ENDOFMODLIST), me.name, source_p->name);
+}
static void increase_modlist(void);
{
struct CapabilityIndex *idx;
- switch(m->cap_index)
+ switch (m->cap_index)
{
case MAPI_CAP_CLIENT:
idx = cli_capindex;
return 0;
}
-
/*
* load_a_module()
*
- * inputs - path name of module, int to notice, int of core
+ * inputs - path name of module, int to notice, int of origin, int of core
* output - -1 if error 0 if success
* side effects - loads a module if successful
*/
int
-load_a_module(const char *path, int warn, int core)
+load_a_module(const char *path, int warn, int origin, int core)
{
lt_dlhandle tmpptr;
char *mod_basename;
const char *ver, *description = NULL;
- int origin = 0;
int *mapi_version;
mod_basename = rb_basename(path);
- tmpptr = lt_dlopen(path);
+ tmpptr = lt_dlopenext(path);
if(tmpptr == NULL)
{
return -1;
}
-
/*
* _mheader is actually a struct mapi_mheader_*, but mapi_version
* is always the first member of this structure, so we treate it
if(mheader->mapi_register && (mheader->mapi_register() == -1))
{
ilog(L_MAIN, "Module %s indicated failure during load.",
- mod_basename);
+ mod_basename);
sendto_realops_snomask(SNO_GENERAL, L_ALL,
"Module %s indicated failure during load.",
mod_basename);
rb_free(mod_basename);
return -1;
}
+
+ /* Basic date code checks
+ *
+ * Don't make them fatal, but do complain about differences within a certain time frame.
+ * Later on if there are major API changes we can add fatal checks.
+ * -- Elizafox
+ */
+ if(mheader->mapi_datecode != datecode && mheader->mapi_datecode > 0)
+ {
+ long int delta = datecode - mheader->mapi_datecode;
+ if (delta > MOD_WARN_DELTA)
+ {
+ delta /= 86400;
+ iwarn("Module %s build date is out of sync with ircd build date by %ld days, expect problems",
+ mod_basename, delta);
+ sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ "Module %s build date is out of sync with ircd build date by %ld days, expect problems",
+ mod_basename, delta);
+ }
+ }
+
if(mheader->mapi_command_list)
{
struct Message **m;
/* New in MAPI v2 - version replacement */
ver = mheader->mapi_module_version ? mheader->mapi_module_version : ircd_version;
description = mheader->mapi_module_description;
- origin = mheader->mapi_origin;
if(mheader->mapi_cap_list)
{
struct CapabilityIndex *idx;
int result;
- switch(m->cap_index)
+ switch (m->cap_index)
{
case MAPI_CAP_CLIENT:
idx = cli_capindex;
{
const char *o;
- switch(origin)
+ switch (origin)
{
- case MAPI_ORIGIN_EXTERNAL:
- o = "external";
- break;
case MAPI_ORIGIN_EXTENSION:
o = "extension";
break;
}
sendto_realops_snomask(SNO_GENERAL, L_ALL,
- "Module %s [version: %s; MAPI version: %d; origin: %s; description: \"%s\"] loaded at 0x%lx",
+ "Module %s [version: %s; MAPI version: %d; origin: %s; description: \"%s\"] loaded at %p",
mod_basename, ver, MAPI_VERSION(*mapi_version), o, description,
- (unsigned long) tmpptr);
- ilog(L_MAIN, "Module %s [version: %s; MAPI version: %d; origin: %s; description: \"%s\"] loaded at 0x%lx",
- mod_basename, ver, MAPI_VERSION(*mapi_version), o, description, (unsigned long) tmpptr);
+ (void *) tmpptr);
+ ilog(L_MAIN, "Module %s [version: %s; MAPI version: %d; origin: %s; description: \"%s\"] loaded at %p",
+ mod_basename, ver, MAPI_VERSION(*mapi_version), o, description, (void *) tmpptr);
}
rb_free(mod_basename);
return 0;
projects / solanum.git / blobdiff