2 * Copyright (C) 2015-2019 "IoT.bzh"
3 * Author "Fulup Ar Foll"
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
20 #include <json-c/json.h>
22 #define AFB_BINDING_VERSION 3
23 #include <afb/afb-binding.h>
25 // Dummy sample of Client Application Context
28 void *whateveryouwant;
29 } MyClientApplicationHandle;
32 // This function is call when Client Session Context is removed
33 // Note: when freeCtxCB==NULL standard free/malloc is called
34 static void clientContextFree(void *context) {
35 fprintf (stderr,"Plugin[token] Closing Session\n");
39 // Request Creation of new context if it does not exist
40 static void clientContextConnect (afb_req_t request)
44 // add an application specific client context to session
45 afb_req_context_set(request, malloc (sizeof (MyClientApplicationHandle)), clientContextFree);
47 // do something intelligent to check if we should or not update level of assurance from 0(anonymous) to 1(logged)
48 afb_req_session_set_LOA(request, 1);
50 // Send response to UI
51 jresp = json_object_new_object();
52 json_object_object_add(jresp, "token", json_object_new_string ("A New Token and Session Context Was Created"));
54 afb_req_success(request, jresp, NULL);
58 // Before entering here token will be check and renew
59 static void clientContextRefresh (afb_req_t request) {
63 jresp = json_object_new_object();
64 json_object_object_add(jresp, "token", json_object_new_string ("Token was refreshed"));
66 afb_req_success(request, jresp, NULL);
70 // Session token will we verified before entering here
71 static void clientContextCheck (afb_req_t request) {
73 json_object *jresp = json_object_new_object();
74 json_object_object_add(jresp, "isvalid", json_object_new_boolean (1));
76 afb_req_success(request, jresp, NULL);
80 // Close and Free context
81 static void clientContextLogout (afb_req_t request) {
84 /* after this call token will be reset
85 * - no further access to API will be possible
86 * - every context from any used plugin will be freed
89 jresp = json_object_new_object();
90 json_object_object_add(jresp, "info", json_object_new_string ("Token and all resources are released"));
92 // WARNING: if you free context resource manually here do not forget to set *request.context=NULL;
93 afb_req_success(request, jresp, NULL);
95 afb_req_session_set_LOA(request, 0);
97 // Close and Free context
98 static void clientGetPing (afb_req_t request) {
102 jresp = json_object_new_object();
103 json_object_object_add(jresp, "count", json_object_new_int (count ++));
105 afb_req_success(request, jresp, NULL);
109 static const struct afb_verb_v3 verbs[]= {
110 {.verb="ping" , .session=AFB_SESSION_NONE , .callback=clientGetPing ,.info="Ping Rest Test Service"},
111 {.verb="connect" , .session=AFB_SESSION_LOA_0 | AFB_SESSION_RENEW, .callback=clientContextConnect,.info="Connect/Login Client"},
112 {.verb="refresh" , .session=AFB_SESSION_LOA_1 | AFB_SESSION_RENEW, .callback=clientContextRefresh,.info="Refresh Client Authentication Token"},
113 {.verb="check" , .session=AFB_SESSION_LOA_1 , .callback=clientContextCheck ,.info="Check Client Authentication Token"},
114 {.verb="logout" , .session=AFB_SESSION_LOA_1 | AFB_SESSION_CLOSE, .callback=clientContextLogout ,.info="Logout Client and Free resources"},
115 {0, 0, 0, 0, 0, 0, 0}
118 const struct afb_binding_v3 afbBindingV3 =
120 .api = "auth", /* the API name (or binding name or prefix) */
121 .info = "Application Framework Binder Authentication sample", /* short description of of the binding */
122 .verbs = verbs /* the array describing the verbs of the API */