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Modules shared API: unregister APIs function.

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This commit is contained in:
antirez 2018-12-20 17:16:39 +01:00
parent 27f6e9bb9b
commit 6bb8cdaebe
1 changed files with 25 additions and 0 deletions
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25
src/module.c
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@ -4700,6 +4700,29 @@ void *RM_GetSharedAPI(RedisModuleCtx *ctx, const char *apiname) {
return sapi->func;
}
/* Remove all the APIs registered by the specified module. Usually you
* want this when the module is going to be unloaded. This function
* assumes that's caller responsibility to make sure the APIs are not
* used by other modules.
*
* The number of unregistered APIs is returned. */
int moduleUnregisterSharedAPI(RedisModule *module) {
int count = 0;
dictIterator *di = dictGetSafeIterator(server.sharedapi);
dictEntry *de;
while ((de = dictNext(di)) != NULL) {
const char *apiname = dictGetKey(de);
RedisModuleSharedAPI *sapi = dictGetVal(de);
if (sapi->module == module) {
dictDelete(server.sharedapi,apiname);
zfree(sapi);
count++;
}
}
dictReleaseIterator(di);
return count;
}
/* --------------------------------------------------------------------------
* Modules API internals
* -------------------------------------------------------------------------- */
@ -4843,6 +4866,7 @@ int moduleLoad(const char *path, void **module_argv, int module_argc) {
if (onload((void*)&ctx,module_argv,module_argc) == REDISMODULE_ERR) {
if (ctx.module) {
moduleUnregisterCommands(ctx.module);
moduleUnregisterSharedAPI(ctx.module);
moduleFreeModuleStructure(ctx.module);
}
dlclose(handle);
@ -4880,6 +4904,7 @@ int moduleUnload(sds name) {
}
moduleUnregisterCommands(module);
moduleUnregisterSharedAPI(module);
/* Remove any notification subscribers this module might have */
moduleUnsubscribeNotifications(module);