#include <limits.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <signal.h>
+#include <time.h>
+#include <sys/syscall.h>
+#include <setjmp.h>
-#include "../include/local-def.h"
+#include "local-def.h"
+#include "afb-plugin.h"
#include "afb-req-itf.h"
+#include "afb-poll-itf.h"
+
+#include "session.h"
#include "afb-apis.h"
+#include "verbose.h"
+#include "utils-upoll.h"
struct api_desc {
- AFB_plugin *plugin; /* descriptor */
+ struct AFB_plugin *plugin; /* descriptor */
size_t prefixlen;
const char *prefix;
void *handle; /* context of dlopen */
+ struct AFB_interface *interface;
};
+static int api_timeout = 15;
static struct api_desc *apis_array = NULL;
static int apis_count = 0;
static const char plugin_register_function[] = "pluginRegister";
+static const struct afb_poll_itf upoll_itf = {
+ .on_readable = (void*)upoll_on_readable,
+ .on_writable = (void*)upoll_on_writable,
+ .on_hangup = (void*)upoll_on_hangup,
+ .close = (void*)upoll_close
+};
+
+
int afb_apis_count()
{
return apis_count;
free(context);
}
-const struct AFB_restapi *afb_apis_get(int apiidx, int verbidx)
+static struct afb_poll itf_poll_open(int fd, void *closure)
{
- assert(0 <= apiidx && apiidx < apis_count);
- return &apis_array[apiidx].plugin->apis[verbidx];
+ struct afb_poll result;
+ result.data = upoll_open(fd, closure);
+ result.itf = result.data ? &upoll_itf : NULL;
+ return result;
}
-int afb_apis_get_verbidx(int apiidx, const char *name)
-{
- const struct AFB_restapi *apis;
- int idx;
-
- assert(0 <= apiidx && apiidx < apis_count);
- apis = apis_array[apiidx].plugin->apis;
- for (idx = 0 ; apis[idx].name ; idx++)
- if (!strcasecmp(apis[idx].name, name))
- return idx;
- return -1;
-}
-
-int afb_apis_get_apiidx(const char *prefix, size_t length)
-{
- int i;
- const struct api_desc *a;
-
- if (!length)
- length = strlen(prefix);
-
- for (i = 0 ; i < apis_count ; i++) {
- a = &apis_array[i];
- if (a->prefixlen == length && !strcasecmp(a->prefix, prefix))
- return i;
- }
- return -1;
-}
int afb_apis_add_plugin(const char *path)
{
struct api_desc *apis;
- AFB_plugin *plugin;
- AFB_plugin *(*pluginRegisterFct) (void);
+ struct AFB_plugin *plugin;
+ struct AFB_plugin *(*pluginRegisterFct) (const struct AFB_interface *interface);
+ struct AFB_interface *interface;
void *handle;
- size_t len;
+ int i;
// This is a loadable library let's check if it's a plugin
handle = dlopen(path, RTLD_NOW | RTLD_LOCAL);
fprintf(stderr, "[%s] not an AFB plugin, continuing...\n", path);
goto error2;
}
- if (verbose)
+ if (verbosity)
fprintf(stderr, "[%s] is a valid AFB plugin\n", path);
/* allocates enough memory */
}
apis_array = apis;
+ /* allocates the interface */
+ interface = calloc(1, sizeof *interface);
+ if (interface == NULL) {
+ fprintf(stderr, "ERROR: plugin [%s] memory missing. continuing...\n", path);
+ goto error2;
+ }
+ interface->verbosity = 0;
+ interface->mode = AFB_MODE_LOCAL;
+ interface->poll_open = itf_poll_open;
+
/* init the plugin */
- plugin = pluginRegisterFct();
+ plugin = pluginRegisterFct(interface);
if (plugin == NULL) {
fprintf(stderr, "ERROR: plugin [%s] register function failed. continuing...\n", path);
- goto error2;
+ goto error3;
}
/* check the returned structure */
if (plugin->type != AFB_PLUGIN_JSON) {
fprintf(stderr, "ERROR: plugin [%s] invalid type %d...\n", path, plugin->type);
- goto error2;
+ goto error3;
}
if (plugin->prefix == NULL || *plugin->prefix == 0) {
fprintf(stderr, "ERROR: plugin [%s] bad prefix...\n", path);
- goto error2;
+ goto error3;
}
if (plugin->info == NULL || *plugin->info == 0) {
fprintf(stderr, "ERROR: plugin [%s] bad description...\n", path);
- goto error2;
+ goto error3;
}
if (plugin->apis == NULL) {
fprintf(stderr, "ERROR: plugin [%s] no APIs...\n", path);
- goto error2;
+ goto error3;
}
/* check previously existing plugin */
- len = strlen(plugin->prefix);
- if (afb_apis_get_apiidx(plugin->prefix, len) >= 0) {
- fprintf(stderr, "ERROR: plugin [%s] prefix %s duplicated...\n", path, plugin->prefix);
- goto error2;
+ for (i = 0 ; i < apis_count ; i++) {
+ if (!strcasecmp(apis_array[i].prefix, plugin->prefix)) {
+ fprintf(stderr, "ERROR: plugin [%s] prefix %s duplicated...\n", path, plugin->prefix);
+ goto error2;
+ }
}
/* record the plugin */
- if (verbose)
+ if (verbosity)
fprintf(stderr, "Loading plugin[%lu] prefix=[%s] info=%s\n", (unsigned long)apis_count, plugin->prefix, plugin->info);
apis = &apis_array[apis_count];
apis->plugin = plugin;
- apis->prefixlen = len;
+ apis->prefixlen = strlen(plugin->prefix);
apis->prefix = plugin->prefix;
apis->handle = handle;
+ apis->interface = interface;
apis_count++;
return 0;
+error3:
+ free(interface);
error2:
dlclose(handle);
error:
fprintf(stderr, "ERROR in scanning plugin directory %s, %m\n", path);
return -1;
}
- if (verbose)
+ if (verbosity)
fprintf(stderr, "Scanning dir=[%s] for plugins\n", path);
/* scan each entry */
};
}
-/*
// Check of apiurl is declare in this plugin and call it
extern __thread sigjmp_buf *error_handler;
-static int callPluginApi(AFB_request * request)
+static void trapping_handle(struct afb_req req, void(*cb)(struct afb_req))
{
+ volatile int signum, timerset;
+ timer_t timerid;
sigjmp_buf jmpbuf, *older;
+ struct sigevent sevp;
+ struct itimerspec its;
// save context before calling the API
- status = setjmp(jmpbuf);
- if (status != 0) {
- return 0;
+ timerset = 0;
+ older = error_handler;
+ signum = setjmp(jmpbuf);
+ if (signum != 0) {
+ afb_req_fail_f(req, "aborted", "signal %d caught", signum);
}
+ else {
+ error_handler = &jmpbuf;
+ if (api_timeout > 0) {
+ timerset = 1; /* TODO: check statuses */
+ sevp.sigev_notify = SIGEV_THREAD_ID;
+ sevp.sigev_signo = SIGALRM;
+ sevp.sigev_value.sival_ptr = NULL;
+#if defined(sigev_notify_thread_id)
+ sevp.sigev_notify_thread_id = (pid_t)syscall(SYS_gettid);
+#else
+ sevp._sigev_un._tid = (pid_t)syscall(SYS_gettid);
+#endif
+ timer_create(CLOCK_THREAD_CPUTIME_ID, &sevp, &timerid);
+ its.it_interval.tv_sec = 0;
+ its.it_interval.tv_nsec = 0;
+ its.it_value.tv_sec = api_timeout;
+ its.it_value.tv_nsec = 0;
+ timer_settime(timerid, 0, &its, NULL);
+ }
- // Trigger a timer to protect from unacceptable long time execution
- if (request->config->apiTimeout > 0)
- alarm((unsigned)request->config->apiTimeout);
-
- older = error_handler;
- error_handler = &jmpbuf;
- doCallPluginApi(request, apiidx, verbidx, context);
+ cb(req);
+ }
+ if (timerset)
+ timer_delete(timerid);
error_handler = older;
-
- // cancel timeout and plugin signal handle before next call
- alarm(0);
- return 1;
}
-*/
-static void handle(struct afb_req req, const struct api_desc *api, const struct AFB_restapi *verb)
+static void handle(struct afb_req req, const struct AFB_restapi *verb)
{
- AFB_request request;
-
- request.uuid = request.url = "fake";
- request.prefix = api->prefix;
- request.method = verb->name;
- request.context = NULL;
- request.restfull = 0;
- request.errcode = 0;
- request.config = NULL;
- request.areq = &req;
-
switch(verb->session) {
case AFB_SESSION_CREATE:
+ if (!afb_req_session_create(req))
+ return;
+ break;
case AFB_SESSION_RENEW:
- /*if (check) new*/
+ if (!afb_req_session_check(req, 1))
+ return;
break;
case AFB_SESSION_CLOSE:
case AFB_SESSION_CHECK:
- /*check*/
+ if (!afb_req_session_check(req, 0))
+ return;
break;
case AFB_SESSION_NONE:
default:
break;
}
- verb->callback(&request, NULL);
+ trapping_handle(req, verb->callback);
if (verb->session == AFB_SESSION_CLOSE)
- /*del*/;
+ afb_req_session_close(req);
}
-int afb_apis_handle(struct afb_req req, const char *api, size_t lenapi, const char *verb, size_t lenverb)
+int afb_apis_handle(struct afb_req req, struct AFB_clientCtx *context, const char *api, size_t lenapi, const char *verb, size_t lenverb)
{
int i, j;
const struct api_desc *a;
a = apis_array;
for (i = 0 ; i < apis_count ; i++, a++) {
- if (a->prefixlen == lenapi && !strcasecmp(a->prefix, api)) {
+ if (a->prefixlen == lenapi && !strncasecmp(a->prefix, api, lenapi)) {
v = a->plugin->apis;
for (j = 0 ; v->name ; j++, v++) {
if (!strncasecmp(v->name, verb, lenverb) && !v->name[lenverb]) {
- handle(req, a, v);
+ req.context = &context->contexts[i];
+ handle(req, v);
return 1;
}
}
- break;
+ afb_req_fail_f(req, "unknown-verb", "verb %.*s unknown within api %s", (int)lenverb, verb, a->prefix);
+ return 1;
}
}
return 0;