Added Session Management

[src/app-framework-binder.git] / src / afbs-api.c

diff --git a/src/afbs-api.c b/src/afbs-api.c
index b55ebf6..f5a55a4 100644 (file)
--- a/src/afbs-api.c
+++ b/src/afbs-api.c
@@ -19,39 +19,98 @@
 
 #include "local-def.h"
 
+// Dummy sample of Client Application Context
+typedef struct {
+  int  something;       
+  void *whateveryouwant;
+} MyClientApplicationHandle;
 
-STATIC json_object* pingSample (AFB_session *session, AFB_request *request, void* handle) {
-    static pingcount = 0;
-    json_object *response;
-    char query [512];
 
-    // request all query key/value
-    getQueryAll (request, query, sizeof(query)); 
-    
-    // check if we have some post data
-    if (request->post == NULL)  request->post="NoData";  
+// Request Creation of new context if it does not exist
+PUBLIC json_object* clientContextCreate (AFB_request *request) {
+    json_object *jresp;
+    int   res;
+    char *token;
+    AFB_clientCtx *client=request->client; // get client context from request
+
+    // check we do not already have a session
+    if (client->handle != NULL) {
+        request->errcode=MHD_HTTP_FORBIDDEN;
+        return (jsonNewMessage(AFB_FAIL, "Token exist use refresh"));
+    }
         
-    // return response to caller
-    response = jsonNewMessage(AFB_SUCCESS, "Ping Binder Daemon %d query={%s} PostData: \'%s\' ", pingcount++, query, request->post);
+    // request a new client context token and check result
+    ctxTokenCreate (request);
+   
+    // add a client handle to session
+    client->handle = malloc (sizeof (MyClientApplicationHandle));
+    
+    // Send response to UI
+    jresp = json_object_new_object();               
+    json_object_object_add(jresp, "token", json_object_new_string (client->token));
+
+    return (jresp);
+}
+
+// Renew an existing context
+PUBLIC json_object* clientContextRefresh (AFB_request *request) {
+    json_object *jresp;
+
+    // check we do not already have a session
+    if (request->client == NULL) return (jsonNewMessage(AFB_FAIL, "No Previous Token use Create"));
+    
+    // note: we do not need to parse the old token as clientContextRefresh doit for us
+    if (ctxTokenRefresh (request)) {
+        jresp = json_object_new_object();
+        json_object_object_add(jresp, "token", json_object_new_string (request->client->token));              
+    } else {
+        request->errcode=MHD_HTTP_UNAUTHORIZED;
+        jresp= jsonNewMessage(AFB_FAIL, "Token Exchange Broken Refresh Refused");
+    }
+            
+    return (jresp);
+}
+
+
+// Verify a context is still valid 
+PUBLIC json_object* clientContextCheck (AFB_request *request) {
+    json_object *jresp;
+    int isvalid;
+
+    // check is token is valid
+    isvalid= ctxTokenCheck (request);
+    
+    // add an error code to respond
+    if (!isvalid) request->errcode=MHD_HTTP_UNAUTHORIZED;
+    
+    // prepare response for client side application
+    jresp = json_object_new_object();
+    json_object_object_add(jresp, "isvalid", json_object_new_boolean (isvalid));
+    
+    return (jresp); 
+}
+
+// Close and Free context
+PUBLIC json_object* clientContextReset (AFB_request *request) {
+    json_object *jresp;
+    
+    jresp = json_object_new_object();
+    json_object_object_add(jresp, "done", json_object_new_boolean (ctxTokenReset (request)));
     
-    if (verbose) fprintf(stderr, "%d: \n", pingcount);
-    return (response);
+    return (jresp); 
 }
 
 
 STATIC  AFB_restapi pluginApis[]= {
-  {"ping"     , (AFB_apiCB)pingSample ,"Ping Service", NULL},
-  {"get-all"  , (AFB_apiCB)pingSample ,"Ping Application Framework", NULL},
-  {"get-one"  , (AFB_apiCB)pingSample ,"Verbose Mode", NULL},
-  {"start-one", (AFB_apiCB)pingSample ,"Verbose Mode", NULL},
-  {"stop-one" , (AFB_apiCB)pingSample ,"Verbose Mode", NULL},
-  {"probe-one", (AFB_apiCB)pingSample ,"Verbose Mode", NULL},
-  {"ctx-store", (AFB_apiCB)pingSample ,"Verbose Mode", NULL},
-  {"ctx-load" , (AFB_apiCB)pingSample ,"Verbose Mode", NULL},
-  {0,0,0}
+  {"ping"          , (AFB_apiCB)apiPingTest         ,"Ping Rest Test Service", NULL},
+  {"token-create"  , (AFB_apiCB)clientContextCreate ,"Request Client Context Creation",NULL},
+  {"token-refresh" , (AFB_apiCB)clientContextRefresh,"Refresh Client Context Token",NULL},
+  {"token-check"   , (AFB_apiCB)clientContextCheck  ,"Check Client Context Token",NULL},
+  {"token-reset"   , (AFB_apiCB)clientContextReset  ,"Close Client Context and Free resources",NULL},
+  {0,0,0,0}
 };
 
-PUBLIC AFB_plugin *afsvRegister (AFB_session *session) {
+PUBLIC AFB_plugin *afsvRegister () {
     AFB_plugin *plugin = malloc (sizeof (AFB_plugin));
     plugin->type  = AFB_PLUGIN; 
     plugin->info  = "Application Framework Binder Service";