X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fafbs-api.c;h=ae6ec63965494beaa70f8fd187ee27a12d991f3e;hb=a644a48c2dfdc4ba5129aa3b85a21aadc429f65d;hp=b55ebf60644852cd8d7aea64be20326bda9168a1;hpb=b55efc33fb8df8b0518570b2584b6da9abb3221b;p=src%2Fapp-framework-binder.git diff --git a/src/afbs-api.c b/src/afbs-api.c index b55ebf60..ae6ec639 100644 --- a/src/afbs-api.c +++ b/src/afbs-api.c @@ -19,44 +19,205 @@ #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)); +// Request Creation of new context if it does not exist +STATIC 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 != NULL) && (client->ctx != NULL)) { + request->errcode=MHD_HTTP_FORBIDDEN; + return (jsonNewMessage(AFB_FAIL, "Token exist use refresh")); + } + + // request a new client context token and check result + if (AFB_UNAUTH == ctxTokenCreate (request)) { + request->errcode=MHD_HTTP_UNAUTHORIZED; + jresp= jsonNewMessage(AFB_FAIL, "No/Invalid initial token provided [should match --token=xxxx]"); + return (jresp); + } + + // request a new client context token and check result + if (AFB_SUCCESS != ctxTokenCreate (request)) { + request->errcode=MHD_HTTP_UNAUTHORIZED; + jresp= jsonNewMessage(AFB_FAIL, "Token Session Not Activated [restart with --token=xxxx]"); + return (jresp); + } + + // add a client context to session + client->ctx = malloc (sizeof (MyClientApplicationHandle)); - // check if we have some post data - if (request->post == NULL) request->post="NoData"; + // 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 +STATIC json_object* clientContextRefresh (AFB_request *request) { + json_object *jresp; + + // note: we do not need to parse the old token as clientContextRefresh doit for us + if (AFB_SUCCESS != ctxTokenRefresh (request)) { + request->errcode=MHD_HTTP_UNAUTHORIZED; + jresp= jsonNewMessage(AFB_FAIL, "Token Exchange Broken Refresh Refused"); + } else { + jresp = json_object_new_object(); + json_object_object_add(jresp, "token", json_object_new_string (request->client->token)); + } + + return (jresp); +} + + +// Verify a context is still valid +STATIC json_object* clientContextCheck (AFB_request *request) { + + json_object *jresp = json_object_new_object(); + + // add an error code to respond + if (AFB_SUCCESS != ctxTokenCheck (request)) { + request->errcode=MHD_HTTP_UNAUTHORIZED; + json_object_object_add(jresp, "isvalid", json_object_new_boolean (FALSE)); + } else { + json_object_object_add(jresp, "isvalid", json_object_new_boolean (TRUE)); + } - // return response to caller - response = jsonNewMessage(AFB_SUCCESS, "Ping Binder Daemon %d query={%s} PostData: \'%s\' ", pingcount++, query, request->post); + return (jresp); +} + + + +// Close and Free context +STATIC json_object* clientContextReset (AFB_request *request) { + json_object *jresp; + + // note: we do not need to parse the old token as clientContextRefresh doit for us + if (AFB_SUCCESS != ctxTokenReset (request)) { + request->errcode=MHD_HTTP_UNAUTHORIZED; + jresp= jsonNewMessage(AFB_FAIL, "No Token Client Context [use --token=xxx]"); + } else { + jresp = json_object_new_object(); + json_object_object_add(jresp, "uuid", json_object_new_string (request->client->uuid)); + } - if (verbose) fprintf(stderr, "%d: \n", pingcount); - return (response); + return (jresp); } +// In this case or handle is quite basic +typedef struct { + int fd; +} appPostCtx; + +// This function is call when PostForm processing is completed +STATIC void DonePostForm (AFB_request *request) { + AFB_PostHandle *postHandle = (AFB_PostHandle*)request->post->data;; + + int fd = (int)postHandle->handle; + close (fd); + + if (verbose) fprintf ("DonePostForm filename=%s upload done\n", form->filename); +} + + +// WARNING: PostForm callback are call one type for form value +STATIC AFB_error ProcessPostForm (AFB_request *request, AFB_PostItem *item) { + + AFB_PostHandle *postHandle; + appPostCtx *appCtx; + + // When Post is fully processed the same callback is call with a item==NULL + if (item == NULL) { + return(jsonNewMessage(AFB_SUCESS,"File [%s] uploaded at [%s] error=\n", item->filename, request->config->sessiondir)); + } + + // Let's make sure this is a valid PostForm request + if (!request->post && request->post->type != AFB_POST_FORM) { + return(jsonNewMessage(AFB_FAIL,"This is not a valid PostForm request\n")); + } else { + // In AFB_POST_FORM case post->data is a PostForm handle + postHandle = (AFB_PostHandle*) request->post->data; + } + + // Check this is a file element + if (0 != strcmp (item->key, "file")) { + request->errcode = MHD_HTTP_FORBIDDEN; + request.jresp = jsonNewMessage(AFB_FAIL,"No File within element key=%s\n", item->key); + return AFB_FAIL; + } + + // This is the 1st Item iteration let's open output file and allocate necessary resources + if (postHandle->handle == NULL) { + strncpy (filepath, request->config->sessiondir, sizeof(filepath)); + strncat (filepath, "/", sizeof(filepath)); + strncat (filepath, item->filename, sizeof(filepath)); + + if((fd = open(request->config->sessiondir, O_RDONLY)) < 0) { + request->errcode = MHD_HTTP_FORBIDDEN; + request->jresp = jsonNewMessage(AFB_FAIL,"Fail to Upload file [%s] at [%s] error=\n", item->filename, request->config->sessiondir, strerror(errno)); + return AFB_FAIL; + }; + + // keep track of file handle with item + appCtx = malloc (size(appPostCtx)); // May place anything here until post->completeCB handle resources liberation + postHandle->handle = malloc (size(appPostCtx)); // May place anything here until post->completeCB handle resources liberation + + postHandle->completeCB = DonePostForm; // CallBack when Form Processing is finished + + } else { + // this is not the call, FD is already open + fd = (int)post->handle; + } + + // We have something to write + if (item.len > 0) { + + if (!write (fd, item->data, item->len)) { + request->errcode = MHD_HTTP_FORBIDDEN; + request->json = jsonNewMessage(AFB_FAIL,"Fail to write file [%s] at [%s] error=\n", item->filename, strerror(errno)); + return AFB_FAIL; + } + } + + // every event should return Sucess or Form processing stop + return AFB_SUCCESS; +} + +// This function is call when Client Session Context is removed +// Note: when freeCtxCB==NULL standard free/malloc is called +STATIC void clientContextFree(AFB_clientCtx *client) { + fprintf (stderr,"Plugin[%s] Closing Session uuid=[%s]\n", client->plugin->prefix, client->uuid); + free (client->ctx); +} 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"}, + {"token-create" , (AFB_apiCB)clientContextCreate ,"Request Client Context Creation"}, + {"token-refresh" , (AFB_apiCB)clientContextRefresh,"Refresh Client Context Token"}, + {"token-check" , (AFB_apiCB)clientContextCheck ,"Check Client Context Token"}, + {"token-reset" , (AFB_apiCB)clientContextReset ,"Close Client Context and Free resources"}, + {"file-upload" , (AFB_apiCB)ProcessPostForm ,"Demo for file upload"}, + {NULL} }; -PUBLIC AFB_plugin *afsvRegister (AFB_session *session) { +PUBLIC AFB_plugin *afsvRegister () { AFB_plugin *plugin = malloc (sizeof (AFB_plugin)); - plugin->type = AFB_PLUGIN; + plugin->type = AFB_PLUGIN_JSON; plugin->info = "Application Framework Binder Service"; plugin->prefix= "afbs"; // url base plugin->apis = pluginApis; + plugin->handle= (void*) "What ever you want"; + plugin->freeCtxCB= (void*) clientContextFree; return (plugin); }; \ No newline at end of file