work in progress, session handling
[src/app-framework-binder.git] / plugins / afm-main-plugin / afm-main-plugin.c
index 0b6b868..fbf5b59 100644 (file)
 
 #define _GNU_SOURCE         /* See feature_test_macros(7) */
 #include <stdio.h>
+#include <string.h>
+#include <json.h>
 
-#include "local-def.h"
+#include "afb-plugin.h"
+#include "afb-req-itf.h"
 
 #include "utils-jbus.h"
 
-static const char _id_[]    = "id";
-static const char _runid_[] = "runid";
-static char _runnables_[]   = "runnables";
-static char _detail_[]      = "detail";
-static char _start_[]       = "start";
-static char _terminate_[]   = "terminate";
-static char _stop_[]        = "stop";
-static char _continue_[]    = "continue";
-static char _runners_[]     = "runners";
-static char _state_[]       = "state";
-static char _install_[]     = "install";
-static char _uninstall_[]   = "uninstall";
-static const char _mode_[]  = "mode";
-static const char _local_[] = "local";
-static const char _remote_[]= "remote";
-static const char _auto_[]  = "auto";
-static const char _uri_[]   = "uri";
+static const char _auto_[]      = "auto";
+static const char _continue_[]  = "continue";
+static const char _detail_[]    = "detail";
+static const char _id_[]        = "id";
+static const char _install_[]   = "install";
+static const char _local_[]     = "local";
+static const char _mode_[]      = "mode";
+static const char _remote_[]    = "remote";
+static const char _runid_[]     = "runid";
+static const char _runnables_[] = "runnables";
+static const char _runners_[]   = "runners";
+static const char _start_[]     = "start";
+static const char _state_[]     = "state";
+static const char _stop_[]      = "stop";
+static const char _terminate_[] = "terminate";
+static const char _uninstall_[] = "uninstall";
+static const char _uri_[]       = "uri";
+
+static const struct AFB_interface *interface;
 
 static struct jbus *jbus;
 
-static struct json_object *embed(AFB_request *request, const char *tag, struct json_object *obj)
+static struct json_object *embed(const char *tag, struct json_object *obj)
 {
        struct json_object *result;
 
        if (obj == NULL)
                result = NULL;
-       else if (!tag) {
-               request->errcode = MHD_HTTP_OK;
+       else if (!tag)
                result = obj;
-       }
        else {
                result = json_object_new_object();
                if (result == NULL) {
                        /* can't embed */
                        result = obj;
-                       request->errcode = MHD_HTTP_INTERNAL_SERVER_ERROR;
                }
                else {
                        /* TODO why is json-c not returning a status? */
                        json_object_object_add(result, tag, obj);
-                       request->errcode = MHD_HTTP_OK;
                }
        }
        return result;
 }
 
-static struct json_object *call_void(AFB_request *request, AFB_PostItem *item)
+static void embed_call_void(struct afb_req request, const char *method)
 {
-       struct json_object *obj = jbus_call_sj_sync(jbus, request->method, "true");
-       if (verbose)
-               fprintf(stderr, "(afm-main-plugin) call_void: true -> %s\n", obj ? json_object_to_json_string(obj) : "NULL");
-       request->errcode = obj ? MHD_HTTP_OK : MHD_HTTP_FAILED_DEPENDENCY;
-       return obj;
+       struct json_object *obj = jbus_call_sj_sync(jbus, method, "true");
+       if (interface->verbose)
+               fprintf(stderr, "(afm-main-plugin) %s(true) -> %s\n", method, obj ? json_object_to_json_string(obj) : "NULL");
+       if (obj == NULL) {
+               afb_req_fail(request, "failed", "framework daemon failure");
+               return;
+       }
+       obj = embed(method, obj);
+       if (obj == NULL) {
+               afb_req_fail(request, "failed", "framework daemon failure");
+               return;
+       }
+       afb_req_success(request, obj, NULL);
 }
 
-static struct json_object *call_appid(AFB_request *request, AFB_PostItem *item)
+static void call_appid(struct afb_req request, const char *method)
 {
        struct json_object *obj;
        char *sid;
-       const char *id = getQueryValue(request, _id_);
+       const char *id = afb_req_argument(request, _id_);
        if (id == NULL) {
-               request->errcode = MHD_HTTP_BAD_REQUEST;
-               return NULL;
+               afb_req_fail(request, "bad-request", "missing 'id'");
+               return;
        }
-       if (0 >= asprintf(&sid, "\"%s\"", id)) {
-               request->errcode = MHD_HTTP_INTERNAL_SERVER_ERROR;
-               return NULL;
+       if (asprintf(&sid, "\"%s\"", id) <= 0) {
+               afb_req_fail(request, "server-error", "out of memory");
+               return;
        }
-       obj = jbus_call_sj_sync(jbus, request->method, sid);
-       if (verbose)
-               fprintf(stderr, "(afm-main-plugin) call_appid: %s -> %s\n", sid, obj ? json_object_to_json_string(obj) : "NULL");
+       obj = jbus_call_sj_sync(jbus, method, sid);
+       if (interface->verbose)
+               fprintf(stderr, "(afm-main-plugin) %s(%s) -> %s\n", method, sid, obj ? json_object_to_json_string(obj) : "NULL");
        free(sid);
-       request->errcode = obj ? MHD_HTTP_OK : MHD_HTTP_FAILED_DEPENDENCY;
-       return obj;
+       if (obj == NULL) {
+               afb_req_fail(request, "failed", "framework daemon failure");
+               return;
+       }
+       afb_req_success(request, obj, NULL);
 }
 
-static struct json_object *call_runid(AFB_request *request, AFB_PostItem *item)
+static void call_runid(struct afb_req request, const char *method)
 {
        struct json_object *obj;
-       const char *id = getQueryValue(request, _runid_);
+       const char *id = afb_req_argument(request, _runid_);
        if (id == NULL) {
-               request->errcode = MHD_HTTP_BAD_REQUEST;
-               return NULL;
+               afb_req_fail(request, "bad-request", "missing 'runid'");
+               return;
+       }
+       obj = jbus_call_sj_sync(jbus, method, id);
+       if (interface->verbose)
+               fprintf(stderr, "(afm-main-plugin) %s(%s) -> %s\n", method, id,
+                               obj ? json_object_to_json_string(obj) : "NULL");
+       if (obj == NULL) {
+               afb_req_fail(request, "failed", "framework daemon failure");
+               return;
        }
-       obj = jbus_call_sj_sync(jbus, request->method, id);
-       if (verbose)
-               fprintf(stderr, "(afm-main-plugin) call_runid: %s -> %s\n", id, obj ? json_object_to_json_string(obj) : "NULL");
-       request->errcode = obj ? MHD_HTTP_OK : MHD_HTTP_FAILED_DEPENDENCY;
-       return obj;
+       afb_req_success(request, obj, NULL);
+}
+
+
+/************************** entries ******************************/
+
+static void runnables(struct afb_req request)
+{
+       embed_call_void(request, _runnables_);
 }
 
-static struct json_object *call_void__runnables(AFB_request *request, AFB_PostItem *item)
+static void detail(struct afb_req request)
 {
-       return embed(request, _runnables_, call_void(request, item));
+       call_appid(request, _detail_);
 }
 
-static struct json_object *call_start(AFB_request *request, AFB_PostItem *item)
+static void start(struct afb_req request)
 {
-       struct json_object *resp;
+       struct json_object *obj;
        const char *id, *mode;
        char *query;
        int rc;
 
        /* get the id */
-       id = getQueryValue(request, _id_);
+       id = afb_req_argument(request, _id_);
        if (id == NULL) {
-               request->errcode = MHD_HTTP_BAD_REQUEST;
-               return NULL;
+               afb_req_fail(request, "bad-request", "missing 'id'");
+               return;
        }
        /* get the mode */
-       mode = getQueryValue(request, _mode_);
+       mode = afb_req_argument(request, _mode_);
        if (mode == NULL || !strcmp(mode, _auto_)) {
-               mode = request->config->mode == AFB_MODE_REMOTE ? _remote_ : _local_;
+               mode = interface->mode == AFB_MODE_REMOTE ? _remote_ : _local_;
        }
 
        /* create the query */
        rc = asprintf(&query, "{\"id\":\"%s\",\"mode\":\"%s\"}", id, mode);
        if (rc < 0) {
-               request->errcode = MHD_HTTP_INTERNAL_SERVER_ERROR;
-               return NULL;
+               afb_req_fail(request, "server-error", "out of memory");
+               return;
        }
 
        /* calls the service */
-       resp = jbus_call_sj_sync(jbus, _start_, query);
-       if (verbose)
-               fprintf(stderr, "(afm-main-plugin) call_start: %s -> %s\n", query, resp ? json_object_to_json_string(resp) : "NULL");
+       obj = jbus_call_sj_sync(jbus, _start_, query);
+       if (interface->verbose)
+               fprintf(stderr, "(afm-main-plugin) start(%s) -> %s\n", query, obj ? json_object_to_json_string(obj) : "NULL");
        free(query);
 
+       /* check status */
+       if (obj == NULL) {
+               afb_req_fail(request, "failed", "framework daemon failure");
+               return;
+       }
+
        /* embed if needed */
-       if (json_object_get_type(resp) == json_type_int)
-               resp = embed(request, _runid_, resp);
-       request->errcode = resp ? MHD_HTTP_OK : MHD_HTTP_FAILED_DEPENDENCY;
-       return resp;
+       if (json_object_get_type(obj) == json_type_int)
+               obj = embed(_runid_, obj);
+       afb_req_success(request, obj, NULL);
 }
 
-static struct json_object *call_void__runners(AFB_request *request, AFB_PostItem *item)
+static void terminate(struct afb_req request)
 {
-       return embed(request, _runners_, call_void(request, item));
+       call_runid(request, _terminate_);
 }
 
-static struct json_object *call_file__appid(AFB_request *request, AFB_PostItem *item)
-{
-       if (item == NULL) {
-               const char *filename = getPostPath(request);
-               if (filename != NULL) {
-                       struct json_object *obj;
-                       char *query;
-                       request->jresp = NULL;
-                       if (0 >= asprintf(&query, "\"%s\"", filename))
-                               request->errcode = MHD_HTTP_INTERNAL_SERVER_ERROR;
-                       else {
-                               obj = jbus_call_sj_sync(jbus, request->method, query);
-                               if (verbose)
-                                       fprintf(stderr, "(afm-main-plugin) call_file_appid: %s -> %s\n", query, obj ? json_object_to_json_string(obj) : "NULL");
-                               free(query);
-                               if (obj)
-                                       request->jresp = embed(request, _id_, obj);
-                               else
-                                       request->errcode = MHD_HTTP_FAILED_DEPENDENCY;
-                       }
-                       unlink(filename);
-               }
+static void stop(struct afb_req request)
+{
+       call_runid(request, _stop_);
+}
+
+static void continue_(struct afb_req request)
+{
+       call_runid(request, _continue_);
+}
+
+static void runners(struct afb_req request)
+{
+       embed_call_void(request, _runners_);
+}
+
+static void state(struct afb_req request)
+{
+       call_runid(request, _state_);
+}
+
+static void install(struct afb_req request)
+{
+       struct json_object *obj;
+       char *query;
+       const char *filename;
+       struct afb_arg arg;
+
+       /* get the argument */
+       arg = afb_req_get(request, "widget");
+       filename = arg.value;
+       if (filename == NULL || !arg.is_file) {
+               afb_req_fail(request, "bad-request", "missing 'widget' file");
+               return;
+       }
+
+       /* makes the query */
+       if (0 >= asprintf(&query, "\"%s\"", filename)) {
+               afb_req_fail(request, "server-error", "out of memory");
+               return;
        }
-       return getPostFile (request, item, "/tmp/upload");
+
+       obj = jbus_call_sj_sync(jbus, _install_, query);
+       if (interface->verbose)
+               fprintf(stderr, "(afm-main-plugin) install(%s) -> %s\n", query, obj ? json_object_to_json_string(obj) : "NULL");
+       free(query);
+
+       /* check status */
+       if (obj == NULL) {
+               afb_req_fail(request, "failed", "framework daemon failure");
+               return;
+       }
+
+       /* embed if needed */
+       obj = embed(_id_, obj);
+       afb_req_success(request, obj, NULL);
 }
 
-static AFB_restapi plug_apis[] =
-{
-       {_runnables_, AFB_SESSION_CHECK, (AFB_apiCB)call_void__runnables,  "Get list of runnable applications"},
-       {_detail_   , AFB_SESSION_CHECK, (AFB_apiCB)call_appid, "Get the details for one application"},
-       {_start_    , AFB_SESSION_CHECK, (AFB_apiCB)call_start, "Start an application"},
-       {_terminate_, AFB_SESSION_CHECK, (AFB_apiCB)call_runid, "Terminate a running application"},
-       {_stop_     , AFB_SESSION_CHECK, (AFB_apiCB)call_runid, "Stop (pause) a running application"},
-       {_continue_ , AFB_SESSION_CHECK, (AFB_apiCB)call_runid, "Continue (resume) a stopped application"},
-       {_runners_  , AFB_SESSION_CHECK, (AFB_apiCB)call_void__runners,  "Get the list of running applications"},
-       {_state_    , AFB_SESSION_CHECK, (AFB_apiCB)call_runid, "Get the state of a running application"},
-       {_install_  , AFB_SESSION_CHECK, (AFB_apiCB)call_file__appid,  "Install an application using a widget file"},
-       {_uninstall_, AFB_SESSION_CHECK, (AFB_apiCB)call_appid, "Uninstall an application"},
+static void uninstall(struct afb_req request)
+{
+       call_appid(request, _uninstall_);
+}
+
+static const struct AFB_restapi plug_apis[] =
+{
+       {_runnables_, AFB_SESSION_CHECK, runnables,  "Get list of runnable applications"},
+       {_detail_   , AFB_SESSION_CHECK, detail, "Get the details for one application"},
+       {_start_    , AFB_SESSION_CHECK, start, "Start an application"},
+       {_terminate_, AFB_SESSION_CHECK, terminate, "Terminate a running application"},
+       {_stop_     , AFB_SESSION_CHECK, stop, "Stop (pause) a running application"},
+       {_continue_ , AFB_SESSION_CHECK, continue_, "Continue (resume) a stopped application"},
+       {_runners_  , AFB_SESSION_CHECK, runners,  "Get the list of running applications"},
+       {_state_    , AFB_SESSION_CHECK, state, "Get the state of a running application"},
+       {_install_  , AFB_SESSION_CHECK, install,  "Install an application using a widget file"},
+       {_uninstall_, AFB_SESSION_CHECK, uninstall, "Uninstall an application"},
        { NULL, 0, NULL, NULL }
 };
 
-static AFB_plugin plug_desc = {
+static const struct AFB_plugin plug_desc = {
        .type = AFB_PLUGIN_JSON,
        .info = "Application Framework Master Service",
        .prefix = "afm-main",
        .apis = plug_apis
 };
 
-AFB_plugin *pluginRegister()
+const struct AFB_plugin *pluginRegister(const struct AFB_interface *itf)
 {
+       interface = itf;
+
        jbus = create_jbus_session("/org/AGL/afm/user");
         if (jbus)
                return &plug_desc;