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-rw-r--r--ctl-dispatch/ctl-action.c174
1 files changed, 174 insertions, 0 deletions
diff --git a/ctl-dispatch/ctl-action.c b/ctl-dispatch/ctl-action.c
new file mode 100644
index 0000000..b24269c
--- /dev/null
+++ b/ctl-dispatch/ctl-action.c
@@ -0,0 +1,174 @@
+/*
+ * 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 <stdio.h>
+#include <string.h>
+
+#include "ctl-config.h"
+
+
+PUBLIC int ActionExecOne(CtlActionT* action, json_object *queryJ) {
+ int err;
+
+
+ switch (action->type) {
+ case CTL_TYPE_API:
+ {
+ json_object *returnJ;
+
+ // if query is empty increment usage count and pass args
+ if (!queryJ || json_object_get_type(queryJ) != json_type_object) {
+ json_object_get(action->argsJ);
+ queryJ = action->argsJ;
+ } else if (action->argsJ) {
+
+ // Merge queryJ and argsJ before sending request
+ if (json_object_get_type(action->argsJ) == json_type_object) {
+
+ json_object_object_foreach(action->argsJ, key, val) {
+ json_object_object_add(queryJ, key, val);
+ }
+ } else {
+ json_object_object_add(queryJ, "args", action->argsJ);
+ }
+ }
+
+ json_object_object_add(queryJ, "label", json_object_new_string(action->source.label));
+
+ int err = afb_service_call_sync(action->api, action->call, queryJ, &returnJ);
+ if (err) {
+ static const char*format = "ActionExecOne(Api) api=%s verb=%s args=%s";
+ AFB_ERROR(format, action->api, action->call, action->source.label);
+ goto OnErrorExit;
+ }
+ break;
+ }
+
+#ifdef CONTROL_SUPPORT_LUA
+ case CTL_TYPE_LUA:
+ err = LuaCallFunc(action, queryJ);
+ if (err) {
+ AFB_ERROR("ActionExecOne(Lua) label=%s func=%s args=%s", action->source.label, action->call, json_object_get_string(action->argsJ));
+ goto OnErrorExit;
+ }
+ break;
+#endif
+
+ case CTL_TYPE_CB:
+ err = (*action->actionCB) (&action->source, action->argsJ, queryJ);
+ if (err) {
+ AFB_ERROR("ActionExecOne(Callback) label%s func=%s args=%s", action->source.label, action->call, json_object_get_string(action->argsJ));
+ goto OnErrorExit;
+ }
+ break;
+
+ default:
+ {
+ AFB_ERROR("ActionExecOne(unknown) API type label=%s", action->source.label);
+ goto OnErrorExit;
+ }
+ }
+
+ return 0;
+
+OnErrorExit:
+ return -1;
+}
+
+
+// unpack individual action object
+
+PUBLIC int ActionLoadOne(CtlActionT *action, json_object *actionJ) {
+ char *api = NULL, *verb = NULL, *lua = NULL;
+ int err, modeCount = 0;
+ json_object *callbackJ=NULL;
+
+ err = wrap_json_unpack(actionJ, "{ss,s?s,s?o,s?s,s?s,s?s,s?o !}"
+ , "label", &action->source.label, "info", &action->source.info, "callback", &callbackJ, "lua", &lua, "api", &api, "verb", &verb, "args", &action->argsJ);
+ if (err) {
+ AFB_ERROR("ACTION-LOAD-ONE Missing something label|info|callback|lua|(api+verb)|args in:\n-- %s", json_object_get_string(actionJ));
+ goto OnErrorExit;
+ }
+
+ if (lua) {
+ action->type = CTL_TYPE_LUA;
+ action->call = lua;
+ modeCount++;
+ }
+
+ if (api && verb) {
+ action->type = CTL_TYPE_API;
+ action->api = api;
+ action->call = verb;
+ modeCount++;
+ }
+
+ if (callbackJ) {
+ action->type = CTL_TYPE_CB;
+ modeCount++;
+ err = PluginGetCB (action, callbackJ);
+ if (err) goto OnErrorExit;
+
+ }
+
+ // make sure at least one mode is selected
+ if (modeCount == 0) {
+ AFB_ERROR("ACTION-LOAD-ONE No Action Selected lua|callback|(api+verb) in %s", json_object_get_string(actionJ));
+ goto OnErrorExit;
+ }
+
+ if (modeCount > 1) {
+ AFB_ERROR("ACTION-LOAD-ONE:ToMany arguments lua|callback|(api+verb) in %s", json_object_get_string(actionJ));
+ goto OnErrorExit;
+ }
+ return 0;
+
+OnErrorExit:
+ return 1;
+};
+
+PUBLIC CtlActionT *ActionLoad(json_object *actionsJ) {
+ int err;
+ CtlActionT *actions;
+
+ // action array is close with a nullvalue;
+ if (json_object_get_type(actionsJ) == json_type_array) {
+ int count = json_object_array_length(actionsJ);
+ actions = calloc(count + 1, sizeof (CtlActionT));
+
+ for (int idx = 0; idx < count; idx++) {
+ json_object *actionJ = json_object_array_get_idx(actionsJ, idx);
+ err = ActionLoadOne(&actions[idx], actionJ);
+ if (err) goto OnErrorExit;
+ }
+
+ } else {
+ actions = calloc(2, sizeof (CtlActionT));
+ err = ActionLoadOne(&actions[0], actionsJ);
+ if (err) goto OnErrorExit;
+ }
+
+ return actions;
+
+OnErrorExit:
+ return NULL;
+
+}