diff options
author | Fulup Ar Foll <fulup@iot.bzh> | 2017-09-29 14:27:43 +0200 |
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committer | Fulup Ar Foll <fulup@iot.bzh> | 2017-09-29 14:27:43 +0200 |
commit | b5e1a39b033b422b2cdeb34bda2ed593e30d39e8 (patch) | |
tree | fed98530be3f8e9fafb95609f7c3a6b03c24da6e /ctl-dispatch/ctl-plugin.c | |
parent | f26ce0a65b6cd3c9d7d74f6c79e7c3a932b00d86 (diff) |
Remove Netbeans
Diffstat (limited to 'ctl-dispatch/ctl-plugin.c')
-rw-r--r-- | ctl-dispatch/ctl-plugin.c | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/ctl-dispatch/ctl-plugin.c b/ctl-dispatch/ctl-plugin.c deleted file mode 100644 index f589035..0000000 --- a/ctl-dispatch/ctl-plugin.c +++ /dev/null @@ -1,219 +0,0 @@ -/* - * Copyright (C) 2016 "IoT.bzh" - * Author Fulup Ar Foll <fulup@iot.bzh> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, something express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - * Reference: - * Json load using json_unpack https://jansson.readthedocs.io/en/2.9/apiref.html#parsing-and-validating-values - */ - -#define _GNU_SOURCE -#include <string.h> -#include <dlfcn.h> - -#include "ctl-config.h" - -static CtlPluginT *ctlPlugins=NULL; - -PUBLIC int PluginGetCB (CtlActionT *action , json_object *callbackJ) { - const char *plugin=NULL, *function=NULL; - json_object *argsJ; - int idx; - - if (!ctlPlugins) { - AFB_ERROR ("PluginGetCB plugin section missing cannot call '%s'", json_object_get_string(callbackJ)); - goto OnErrorExit; - } - - - int err = wrap_json_unpack(callbackJ, "{ss,ss,s?s,s?o!}", "plugin", &plugin, "function", &function, "args", &argsJ); - if (err) { - AFB_ERROR("PluginGet missing plugin|function|[args] in %s", json_object_get_string(callbackJ)); - goto OnErrorExit; - } - - for (idx=0; ctlPlugins[idx].label != NULL; idx++) { - if (!strcasecmp (ctlPlugins[idx].label, plugin)) break; - } - - if (!ctlPlugins[idx].label) { - AFB_ERROR ("PluginGetCB no plugin with label=%s", plugin); - goto OnErrorExit; - } - - action->actionCB = dlsym(ctlPlugins[idx].dlHandle, function); - action->source.context = ctlPlugins[idx].context; - - if (!action->actionCB) { - AFB_ERROR ("PluginGetCB no plugin=%s no function=%s", plugin, function); - goto OnErrorExit; - } - return 0; - -OnErrorExit: - return 1; - -} - -// Wrapper to Lua2c plugin command add context and delegate to LuaWrapper -STATIC int DispatchOneL2c(lua_State* luaState, char *funcname, Lua2cFunctionT callback) { -#ifndef CONTROL_SUPPORT_LUA - AFB_ERROR("CTL-ONE-L2C: LUA support not selected (cf:CONTROL_SUPPORT_LUA) in config.cmake"); - return 1; -#else - int err=Lua2cWrapper(luaState, funcname, callback); - return err; -#endif -} - -STATIC int PluginLoadOne (CtlPluginT *ctlPlugin, json_object *pluginJ, void* handle) { - json_object *lua2csJ = NULL, *actionsJ = NULL; - const char*ldSearchPath = NULL, *basename = NULL; - void *dlHandle; - - - // plugin initialises at 1st load further init actions should be place into onload section - if (!pluginJ) return 0; - - int err = wrap_json_unpack(pluginJ, "{ss,s?s,s?s,s?s,ss,s?o,s?o!}", - "label", &ctlPlugin->label, "version", &ctlPlugin->version, "info", &ctlPlugin->info, "ldpath", &ldSearchPath, "basename", &basename, "lua2c", &lua2csJ, "actions", &actionsJ); - if (err) { - AFB_ERROR("CTL-PLUGIN-LOADONE Plugin missing label|basename|version|[info]|[ldpath]|[lua2c]|[actions] in:\n-- %s", json_object_get_string(pluginJ)); - goto OnErrorExit; - } - - // if search path not in Json config file, then try default - if (!ldSearchPath) ldSearchPath = CONTROL_PLUGIN_PATH; - - // search for default policy config file - json_object *pluginPathJ = ScanForConfig(ldSearchPath, CTL_SCAN_RECURSIVE, basename, CTL_PLUGIN_EXT); - if (!pluginPathJ || json_object_array_length(pluginPathJ) == 0) { - AFB_ERROR("CTL-PLUGIN-LOADONE Missing plugin=%s*%s (config ldpath?) search=\n-- %s", basename, CTL_PLUGIN_EXT, ldSearchPath); - goto OnErrorExit; - } - - char *filename; - char*fullpath; - err = wrap_json_unpack(json_object_array_get_idx(pluginPathJ, 0), "{s:s, s:s !}", "fullpath", &fullpath, "filename", &filename); - if (err) { - AFB_ERROR("CTL-PLUGIN-LOADONE HOOPs invalid plugin file path=\n-- %s", json_object_get_string(pluginPathJ)); - goto OnErrorExit; - } - - if (json_object_array_length(pluginPathJ) > 1) { - AFB_WARNING("CTL-PLUGIN-LOADONE plugin multiple instances in searchpath will use %s/%s", fullpath, filename); - } - - char pluginpath[CONTROL_MAXPATH_LEN]; - strncpy(pluginpath, fullpath, sizeof (pluginpath)); - strncat(pluginpath, "/", sizeof (pluginpath)); - strncat(pluginpath, filename, sizeof (pluginpath)); - dlHandle = dlopen(pluginpath, RTLD_NOW); - if (!dlHandle) { - AFB_ERROR("CTL-PLUGIN-LOADONE Fail to load pluginpath=%s err= %s", pluginpath, dlerror()); - goto OnErrorExit; - } - - CtlPluginMagicT *ctlPluginMagic = (CtlPluginMagicT*) dlsym(dlHandle, "CtlPluginMagic"); - if (!ctlPluginMagic || ctlPluginMagic->magic != CTL_PLUGIN_MAGIC) { - AFB_ERROR("CTL-PLUGIN-LOADONE symbol'CtlPluginMagic' missing or != CTL_PLUGIN_MAGIC plugin=%s", pluginpath); - goto OnErrorExit; - } else { - AFB_NOTICE("CTL-PLUGIN-LOADONE %s successfully registered", ctlPluginMagic->label); - } - - // store dlopen handle to enable onload action at exec time - ctlPlugin->dlHandle = dlHandle; - - // Jose hack to make verbosity visible from sharelib - struct afb_binding_data_v2 *afbHidenData = dlsym(dlHandle, "afbBindingV2data"); - if (afbHidenData) *afbHidenData = afbBindingV2data; - - // Push lua2cWrapper @ into plugin - Lua2cWrapperT *lua2cInPlug = dlsym(dlHandle, "Lua2cWrap"); -#ifndef CONTROL_SUPPORT_LUA - if (lua2cInPlug) *lua2cInPlug = NULL; -#else - // Lua2cWrapper is part of binder and not expose to dynamic link - if (lua2csJ && lua2cInPlug) { - *lua2cInPlug = DispatchOneL2c; - - int Lua2cAddOne(luaL_Reg *l2cFunc, const char* l2cName, int index) { - char funcName[CONTROL_MAXPATH_LEN]; - strncpy(funcName, "lua2c_", sizeof (funcName)); - strncat(funcName, l2cName, sizeof (funcName)); - - Lua2cFunctionT l2cFunction = (Lua2cFunctionT) dlsym(dlHandle, funcName); - if (!l2cFunction) { - AFB_ERROR("CTL-PLUGIN-LOADONE symbol'%s' missing err=%s", funcName, dlerror()); - return 1; - } - l2cFunc[index].func = (void*) l2cFunction; - l2cFunc[index].name = strdup(l2cName); - - return 0; - } - - int errCount = 0; - luaL_Reg *l2cFunc = NULL; - - // look on l2c command and push them to LUA - if (json_object_get_type(lua2csJ) == json_type_array) { - int length = json_object_array_length(lua2csJ); - l2cFunc = calloc(length + 1, sizeof (luaL_Reg)); - for (int count = 0; count < length; count++) { - int err; - const char *l2cName = json_object_get_string(json_object_array_get_idx(lua2csJ, count)); - err = Lua2cAddOne(l2cFunc, l2cName, count); - if (err) errCount++; - } - } else { - l2cFunc = calloc(2, sizeof (luaL_Reg)); - const char *l2cName = json_object_get_string(lua2csJ); - errCount = Lua2cAddOne(l2cFunc, l2cName, 0); - } - if (errCount) { - AFB_ERROR("CTL-PLUGIN-LOADONE %d symbols not found in plugin='%s'", errCount, pluginpath); - goto OnErrorExit; - } - } -#endif - DispatchPluginInstallCbT ctlPluginOnload = dlsym(dlHandle, "CtlPluginOnload"); - if (ctlPluginOnload) { - ctlPlugin->context = (*ctlPluginOnload) (ctlPlugin, handle); - } - return 0; - -OnErrorExit: - return 1; -} - - -PUBLIC int PluginConfig(CtlSectionT *section, json_object *pluginsJ) { - int err=0; - - if (json_object_get_type(pluginsJ) == json_type_array) { - int length = json_object_array_length(pluginsJ); - ctlPlugins = calloc (length+1, sizeof(CtlPluginT)); - for (int idx=0; idx < length; idx++) { - json_object *pluginJ = json_object_array_get_idx(pluginsJ, idx); - err += PluginLoadOne(&ctlPlugins[idx], pluginJ, section->handle); - } - } else { - ctlPlugins = calloc (2, sizeof(CtlPluginT)); - err += PluginLoadOne(&ctlPlugins[0], pluginsJ, section->handle); - } - - return err; -}
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