X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fafb-api-so-v1.c;h=66de002244a6fd9e5f1be0b06e6bd9f47cbb186a;hb=65353dce81a629e042800bb7b86fcd869a76727e;hp=61b646a31a8d857d50e64b3f5fbabd603f1e541d;hpb=7effe02be236921437fb77d8fbeb21eb62e35939;p=src%2Fapp-framework-binder.git diff --git a/src/afb-api-so-v1.c b/src/afb-api-so-v1.c index 61b646a3..66de0022 100644 --- a/src/afb-api-so-v1.c +++ b/src/afb-api-so-v1.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2016, 2017 "IoT.bzh" + * Copyright (C) 2015-2020 "IoT.bzh" * Author José Bollo * * Licensed under the Apache License, Version 2.0 (the "License"); @@ -15,22 +15,28 @@ * limitations under the License. */ +#if WITH_LEGACY_BINDING_V1 && WITH_DYNAMIC_BINDING + #define _GNU_SOURCE -#define NO_BINDING_VERBOSE_MACRO +#include #include #include #include +#include -#include +#include +#include -#include "afb-apis.h" -#include "afb-svc.h" -#include "afb-evt.h" +#include "afb-api.h" +#include "afb-api-so-v1.h" +#include "afb-apiset.h" +#include "afb-export.h" #include "afb-common.h" #include "afb-context.h" #include "afb-api-so.h" #include "afb-xreq.h" +#include "afb-auth.h" #include "verbose.h" /* @@ -40,236 +46,137 @@ static const char afb_api_so_v1_register[] = "afbBindingV1Register"; static const char afb_api_so_v1_service_init[] = "afbBindingV1ServiceInit"; static const char afb_api_so_v1_service_event[] = "afbBindingV1ServiceEvent"; -/* - * Description of a binding - */ -struct api_so_v1 { - struct afb_binding *binding; /* descriptor */ - size_t apilength; /* length of the API name */ - void *handle; /* context of dlopen */ - struct afb_svc *service; /* handler for service started */ - struct afb_binding_interface interface; /* interface for the binding */ -}; - -static struct afb_event afb_api_so_event_make_cb(void *closure, const char *name); -static int afb_api_so_event_broadcast_cb(void *closure, const char *name, struct json_object *object); -static void afb_api_so_vverbose_cb(void *closure, int level, const char *file, int line, const char *fmt, va_list args); -static int afb_api_so_rootdir_get_fd(void *closure); -static int afb_api_so_rootdir_open_locale(void *closure, const char *filename, int flags, const char *locale); - -static const struct afb_daemon_itf daemon_itf = { - .event_broadcast = afb_api_so_event_broadcast_cb, - .get_event_loop = afb_common_get_event_loop, - .get_user_bus = afb_common_get_user_bus, - .get_system_bus = afb_common_get_system_bus, - .vverbose = afb_api_so_vverbose_cb, - .event_make = afb_api_so_event_make_cb, - .rootdir_get_fd = afb_api_so_rootdir_get_fd, - .rootdir_open_locale = afb_api_so_rootdir_open_locale -}; - -static struct afb_event afb_api_so_event_make_cb(void *closure, const char *name) -{ - size_t length; - char *event; - struct api_so_v1 *desc = closure; - - /* makes the event name */ - assert(desc->binding != NULL); - length = strlen(name); - event = alloca(length + 2 + desc->apilength); - memcpy(event, desc->binding->v1.prefix, desc->apilength); - event[desc->apilength] = '/'; - memcpy(event + desc->apilength + 1, name, length + 1); - - /* crate the event */ - return afb_evt_create_event(event); -} - -static int afb_api_so_event_broadcast_cb(void *closure, const char *name, struct json_object *object) -{ - size_t length; - char *event; - struct api_so_v1 *desc = closure; - - /* makes the event name */ - assert(desc->binding != NULL); - length = strlen(name); - event = alloca(length + 2 + desc->apilength); - memcpy(event, desc->binding->v1.prefix, desc->apilength); - event[desc->apilength] = '/'; - memcpy(event + desc->apilength + 1, name, length + 1); - - return afb_evt_broadcast(event, object); -} - -static void afb_api_so_vverbose_cb(void *closure, int level, const char *file, int line, const char *fmt, va_list args) -{ - char *p; - struct api_so_v1 *desc = closure; - - if (vasprintf(&p, fmt, args) < 0) - vverbose(level, file, line, fmt, args); - else { - verbose(level, file, line, "%s {binding %s}", p, desc->binding->v1.prefix); - free(p); - } -} - -static int afb_api_so_rootdir_get_fd(void *closure) -{ - return afb_common_rootdir_get_fd(); -} - -static int afb_api_so_rootdir_open_locale(void *closure, const char *filename, int flags, const char *locale) -{ - return afb_common_rootdir_open_locale(filename, flags, locale); -} - -static const struct afb_verb_desc_v1 *search(struct api_so_v1 *desc, const char *name) +static const struct afb_verb_desc_v1 *search(struct afb_binding_v1 *binding, const char *name) { const struct afb_verb_desc_v1 *verb; - verb = desc->binding->v1.verbs; + verb = binding->v1.verbs; while (verb->name && strcasecmp(verb->name, name)) verb++; return verb->name ? verb : NULL; } -static void call_cb(void *closure, struct afb_xreq *xreq) +void afb_api_so_v1_process_call(struct afb_binding_v1 *binding, struct afb_xreq *xreq) { const struct afb_verb_desc_v1 *verb; - struct api_so_v1 *desc = closure; - verb = search(desc, xreq->verb); - if (!verb) - afb_xreq_fail_f(xreq, "unknown-verb", "verb %s unknown within api %s", xreq->verb, desc->binding->v1.prefix); - else - afb_xreq_call(xreq, verb->session, verb->callback); + verb = search(binding, xreq->request.called_verb); + afb_xreq_call_verb_v1(xreq, verb); } -static int service_start_cb(void *closure, int share_session, int onneed) +struct json_object *afb_api_so_v1_make_description_openAPIv3(struct afb_binding_v1 *binding, const char *apiname) { - int (*init)(struct afb_service service); - void (*onevent)(const char *event, struct json_object *object); - - struct api_so_v1 *desc = closure; - - /* check state */ - if (desc->service != NULL) { - /* not an error when onneed */ - if (onneed != 0) - return 0; - - /* already started: it is an error */ - ERROR("Service %s already started", desc->binding->v1.prefix); - return -1; - } - - /* get the initialisation */ - init = dlsym(desc->handle, afb_api_so_v1_service_init); - if (init == NULL) { - /* not an error when onneed */ - if (onneed != 0) - return 0; - - /* no initialisation method */ - ERROR("Binding %s is not a service", desc->binding->v1.prefix); - return -1; - } - - /* get the event handler if any */ - onevent = dlsym(desc->handle, afb_api_so_v1_service_event); - desc->service = afb_svc_create(share_session, init, onevent); - if (desc->service == NULL) { - /* starting error */ - ERROR("Starting service %s failed", desc->binding->v1.prefix); - return -1; + char buffer[256]; + const struct afb_verb_desc_v1 *verb; + struct json_object *r, *f, *a, *i, *p, *g; + + r = json_object_new_object(); + json_object_object_add(r, "openapi", json_object_new_string("3.0.0")); + + i = json_object_new_object(); + json_object_object_add(r, "info", i); + json_object_object_add(i, "title", json_object_new_string(apiname)); + json_object_object_add(i, "version", json_object_new_string("0.0.0")); + json_object_object_add(i, "description", json_object_new_string(binding->v1.info ?: apiname)); + + p = json_object_new_object(); + json_object_object_add(r, "paths", p); + verb = binding->v1.verbs; + while (verb->name) { + buffer[0] = '/'; + strncpy(buffer + 1, verb->name, sizeof buffer - 1); + buffer[sizeof buffer - 1] = 0; + f = json_object_new_object(); + json_object_object_add(p, buffer, f); + g = json_object_new_object(); + json_object_object_add(f, "get", g); + + a = afb_auth_json_x1(verb->session); + if (a) + json_object_object_add(g, "x-permissions", a); + + a = json_object_new_object(); + json_object_object_add(g, "responses", a); + f = json_object_new_object(); + json_object_object_add(a, "200", f); + json_object_object_add(f, "description", json_object_new_string(verb->info)); + verb++; } - - return 0; + return r; } -int afb_api_so_v1_add(const char *path, void *handle) +int afb_api_so_v1_add(const char *path, void *handle, struct afb_apiset *declare_set, struct afb_apiset * call_set) { - struct api_so_v1 *desc; - struct afb_binding *(*register_function) (const struct afb_binding_interface *interface); - struct afb_verb_desc_v1 fake_verb; - struct afb_binding fake_binding; + struct afb_binding_v1 *binding; /* descriptor */ + struct afb_binding_v1 *(*register_function) (const struct afb_binding_interface_v1 *interface); + int (*init)(struct afb_service_x1 service); + void (*onevent)(const char *event, struct json_object *object); + struct afb_export *export; /* retrieves the register function */ register_function = dlsym(handle, afb_api_so_v1_register); if (!register_function) return 0; + INFO("binding [%s] is a valid AFB binding V1", path); /* allocates the description */ - desc = calloc(1, sizeof *desc); - if (desc == NULL) { - ERROR("out of memory"); + init = dlsym(handle, afb_api_so_v1_service_init); + onevent = dlsym(handle, afb_api_so_v1_service_event); + export = afb_export_create_v1(declare_set, call_set, path, init, onevent, path); + if (export == NULL) { + ERROR("binding [%s] creation failure...", path); goto error; } - desc->handle = handle; - - /* init the interface */ - desc->interface.verbosity = verbosity; - desc->interface.mode = AFB_MODE_LOCAL; - desc->interface.daemon.itf = &daemon_itf; - desc->interface.daemon.closure = desc; - - /* for log purpose, a fake binding is needed here */ - desc->binding = &fake_binding; - fake_binding.type = AFB_BINDING_VERSION_1; - fake_binding.v1.info = path; - fake_binding.v1.prefix = path; - fake_binding.v1.verbs = &fake_verb; - fake_verb.name = NULL; - - /* init the binding */ - NOTICE("binding [%s] calling registering function %s", path, afb_api_so_v1_register); - desc->binding = register_function(&desc->interface); - if (desc->binding == NULL) { - ERROR("binding [%s] register function failed. continuing...", path); - goto error2; + binding = afb_export_register_v1(export, register_function); + if (binding == NULL) { + ERROR("binding [%s] register failure...", path); + goto error; } /* check the returned structure */ - if (desc->binding->type != AFB_BINDING_VERSION_1) { - ERROR("binding [%s] invalid type %d...", path, desc->binding->type); - goto error2; + if (binding->type != AFB_BINDING_VERSION_1) { + ERROR("binding [%s] invalid type %d...", path, binding->type); + goto error; } - if (desc->binding->v1.prefix == NULL || *desc->binding->v1.prefix == 0) { + if (binding->v1.prefix == NULL || *binding->v1.prefix == 0) { ERROR("binding [%s] bad prefix...", path); - goto error2; + goto error; } - if (!afb_apis_is_valid_api_name(desc->binding->v1.prefix)) { + if (!afb_api_is_valid_name(binding->v1.prefix)) { ERROR("binding [%s] invalid prefix...", path); - goto error2; + goto error; } - if (desc->binding->v1.info == NULL || *desc->binding->v1.info == 0) { + if (binding->v1.info == NULL || *binding->v1.info == 0) { ERROR("binding [%s] bad description...", path); - goto error2; + goto error; } - if (desc->binding->v1.verbs == NULL) { - ERROR("binding [%s] no APIs...", path); - goto error2; + if (binding->v1.verbs == NULL) { + ERROR("binding [%s] no verbs...", path); + goto error; } /* records the binding */ - desc->apilength = strlen(desc->binding->v1.prefix); - if (afb_apis_add(desc->binding->v1.prefix, (struct afb_api){ - .closure = desc, - .call = call_cb, - .service_start = service_start_cb }) < 0) { + if (!strcmp(path, afb_export_apiname(export))) { + if (afb_export_rename(export, binding->v1.prefix) < 0) { + ERROR("binding [%s] can't be renamed to %s", path, binding->v1.prefix); + goto error; + } + } + + if (afb_export_declare(export, 0) < 0) { ERROR("binding [%s] can't be registered...", path); - goto error2; + goto error; } - NOTICE("binding %s loaded with API prefix %s", path, desc->binding->v1.prefix); + INFO("binding %s loaded with API prefix %s", path, afb_export_apiname(export)); + afb_export_unref(export); return 1; -error2: - free(desc); error: + afb_export_unref(export); + return -1; } +#endif +