2 * Copyright (C) 2016, 2017 "IoT.bzh"
3 * Author: José Bollo <jose.bollo@iot.bzh>
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
28 #include <microhttpd.h>
29 #include <json-c/json.h>
31 #if defined(USE_MAGIC_MIME_TYPE)
35 #include "afb-method.h"
36 #include "afb-msg-json.h"
37 #include "afb-context.h"
39 #include "afb-session.h"
42 #include "locale-root.h"
44 #define SIZE_RESPONSE_BUFFER 8192
46 static int global_reqids = 0;
48 static char empty_string[] = "";
50 static const char long_key_for_uuid[] = "x-afb-uuid";
51 static const char short_key_for_uuid[] = "uuid";
53 static const char long_key_for_token[] = "x-afb-token";
54 static const char short_key_for_token[] = "token";
56 static const char long_key_for_reqid[] = "x-afb-reqid";
57 static const char short_key_for_reqid[] = "reqid";
59 static char *cookie_name = NULL;
60 static char *cookie_setter = NULL;
61 static char *tmp_pattern = NULL;
64 * Structure for storing key/values read from POST requests
67 struct hreq_data *next; /* chain to next data */
68 char *key; /* key name */
69 size_t length; /* length of the value (used for appending) */
70 char *value; /* the value (or original filename) */
71 char *path; /* path of the file saved */
74 static struct json_object *req_json(struct afb_xreq *xreq);
75 static struct afb_arg req_get(struct afb_xreq *xreq, const char *name);
76 static void req_fail(struct afb_xreq *xreq, const char *status, const char *info);
77 static void req_success(struct afb_xreq *xreq, json_object *obj, const char *info);
78 static void req_destroy(struct afb_xreq *xreq);
80 const struct afb_xreq_query_itf afb_hreq_xreq_query_itf = {
83 .success = req_success,
88 static struct hreq_data *get_data(struct afb_hreq *hreq, const char *key, int create)
90 struct hreq_data *data = hreq->data;
91 while (data != NULL) {
92 if (!strcasecmp(data->key, key))
97 data = calloc(1, sizeof *data);
99 data->key = strdup(key);
100 if (data->key == NULL) {
104 data->next = hreq->data;
112 /* a valid subpath is a relative path not looking deeper than root using .. */
113 static int validsubpath(const char *subpath)
118 switch (subpath[i++]) {
122 if (subpath[i] == '/') {
126 if (subpath[i++] == '.') {
132 if (subpath[i++] == '/') {
139 while (subpath[i] && subpath[i] != '/')
149 static void afb_hreq_reply_v(struct afb_hreq *hreq, unsigned status, struct MHD_Response *response, va_list args)
154 if (hreq->replied != 0)
157 k = va_arg(args, const char *);
159 v = va_arg(args, const char *);
160 MHD_add_response_header(response, k, v);
161 k = va_arg(args, const char *);
163 v = afb_context_sent_uuid(&hreq->xreq.context);
164 if (v != NULL && asprintf(&cookie, cookie_setter, v) > 0) {
165 MHD_add_response_header(response, MHD_HTTP_HEADER_SET_COOKIE, cookie);
168 MHD_queue_response(hreq->connection, status, response);
169 MHD_destroy_response(response);
172 if (hreq->suspended != 0) {
173 extern void run_micro_httpd(struct afb_hsrv *hsrv);
174 MHD_resume_connection (hreq->connection);
176 run_micro_httpd(hreq->hsrv);
180 void afb_hreq_reply(struct afb_hreq *hreq, unsigned status, struct MHD_Response *response, ...)
183 va_start(args, response);
184 afb_hreq_reply_v(hreq, status, response, args);
188 void afb_hreq_reply_empty(struct afb_hreq *hreq, unsigned status, ...)
191 va_start(args, status);
192 afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer(0, NULL, MHD_RESPMEM_PERSISTENT), args);
196 void afb_hreq_reply_static(struct afb_hreq *hreq, unsigned status, size_t size, const char *buffer, ...)
199 va_start(args, buffer);
200 afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer((unsigned)size, (char*)buffer, MHD_RESPMEM_PERSISTENT), args);
204 void afb_hreq_reply_copy(struct afb_hreq *hreq, unsigned status, size_t size, const char *buffer, ...)
207 va_start(args, buffer);
208 afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer((unsigned)size, (char*)buffer, MHD_RESPMEM_MUST_COPY), args);
212 void afb_hreq_reply_free(struct afb_hreq *hreq, unsigned status, size_t size, char *buffer, ...)
215 va_start(args, buffer);
216 afb_hreq_reply_v(hreq, status, MHD_create_response_from_buffer((unsigned)size, buffer, MHD_RESPMEM_MUST_FREE), args);
220 #if defined(USE_MAGIC_MIME_TYPE)
222 #if !defined(MAGIC_DB)
223 #define MAGIC_DB "/usr/share/misc/magic.mgc"
226 static magic_t lazy_libmagic()
229 static magic_t result = NULL;
233 /* MAGIC_MIME tells magic to return a mime of the file,
234 but you can specify different things */
235 INFO("Loading mimetype default magic database");
236 result = magic_open(MAGIC_MIME_TYPE);
237 if (result == NULL) {
238 ERROR("unable to initialize magic library");
240 /* Warning: should not use NULL for DB
241 [libmagic bug wont pass efence check] */
242 else if (magic_load(result, MAGIC_DB) != 0) {
243 ERROR("cannot load magic database: %s", magic_error(result));
252 static const char *magic_mimetype_fd(int fd)
254 magic_t lib = lazy_libmagic();
255 return lib ? magic_descriptor(lib, fd) : NULL;
260 static const char *mimetype_fd_name(int fd, const char *filename)
262 const char *result = NULL;
264 #if defined(INFER_EXTENSION)
266 * Set some well-known extensions
267 * Note that it is mandatory for example for css files in order to provide
268 * right mimetype that must be text/css (otherwise chrome browser will not
269 * load correctly css file) while libmagic returns text/plain.
271 const char *extension = strrchr(filename, '.');
273 static const char *const known[][2] = {
274 { ".js", "text/javascript" },
275 { ".json", "application/json" },
276 { ".html", "text/html" },
277 { ".css", "text/css" },
278 { ".ico", "image/x-icon"},
279 /* TODO: CHECK ME { ".ico", "image/vnd.microsoft.icon" }, */
280 { ".jpg", "image/jpeg" },
281 { ".png", "image/png" },
282 { ".svg", "image/svg+xml" },
283 { ".ttf", "application/x-font-ttf"},
284 { ".htm", "text/html" },
285 { ".xml", "application/xml" },
286 { ".txt", "text/plain" },
287 { ".wav", "audio/x-wav" },
288 { ".xhtml", "application/xhtml+xml" },
289 { ".xht", "application/xhtml+xml" },
290 { ".gif", "image/gif" },
291 { ".png", "image/png" },
292 { ".mp3", "audio/mpeg" },
296 while (known[i][0]) {
297 if (!strcasecmp(extension, known[i][0])) {
298 result = known[i][1];
305 #if defined(USE_MAGIC_MIME_TYPE)
307 result = magic_mimetype_fd(fd);
312 static void req_destroy(struct afb_xreq *xreq)
314 struct afb_hreq *hreq = CONTAINER_OF_XREQ(struct afb_hreq, xreq);
315 struct hreq_data *data;
317 if (hreq->postform != NULL)
318 MHD_destroy_post_processor(hreq->postform);
319 for (data = hreq->data; data; data = hreq->data) {
320 hreq->data = data->next;
329 afb_context_disconnect(&hreq->xreq.context);
330 json_object_put(hreq->json);
331 free((char*)hreq->xreq.request.api);
332 free((char*)hreq->xreq.request.verb);
333 afb_cred_unref(hreq->xreq.cred);
337 void afb_hreq_addref(struct afb_hreq *hreq)
339 afb_xreq_unhooked_addref(&hreq->xreq);
342 void afb_hreq_unref(struct afb_hreq *hreq)
345 hreq->xreq.replied = 1;
346 afb_xreq_unhooked_unref(&hreq->xreq);
350 * Removes the 'prefix' of 'length' from the tail of 'hreq'
351 * if and only if the prefix exists and is terminated by a leading
354 int afb_hreq_unprefix(struct afb_hreq *hreq, const char *prefix, size_t length)
356 /* check the prefix ? */
357 if (length > hreq->lentail || (hreq->tail[length] && hreq->tail[length] != '/')
358 || strncasecmp(prefix, hreq->tail, length))
361 /* removes successives / */
362 while (length < hreq->lentail && hreq->tail[length + 1] == '/')
365 /* update the tail */
366 hreq->lentail -= length;
367 hreq->tail += length;
371 int afb_hreq_valid_tail(struct afb_hreq *hreq)
373 return validsubpath(hreq->tail);
376 void afb_hreq_reply_error(struct afb_hreq *hreq, unsigned int status)
378 afb_hreq_reply_empty(hreq, status, NULL);
381 int afb_hreq_redirect_to_ending_slash_if_needed(struct afb_hreq *hreq)
385 if (hreq->url[hreq->lenurl - 1] == '/')
388 /* the redirect is needed for reliability of relative path */
389 tourl = alloca(hreq->lenurl + 2);
390 memcpy(tourl, hreq->url, hreq->lenurl);
391 tourl[hreq->lenurl] = '/';
392 tourl[hreq->lenurl + 1] = 0;
393 afb_hreq_redirect_to(hreq, tourl, 1);
397 int afb_hreq_reply_file_if_exist(struct afb_hreq *hreq, int dirfd, const char *filename)
403 char etag[1 + 2 * 8];
405 struct MHD_Response *response;
406 const char *mimetype;
408 /* Opens the file or directory */
410 fd = openat(dirfd, filename, O_RDONLY);
414 afb_hreq_reply_error(hreq, MHD_HTTP_FORBIDDEN);
420 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
425 /* Retrieves file's status */
426 if (fstat(fd, &st) != 0) {
428 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
432 /* serve directory */
433 if (S_ISDIR(st.st_mode)) {
434 rc = afb_hreq_redirect_to_ending_slash_if_needed(hreq);
436 static const char *indexes[] = { "index.html", NULL };
438 while (indexes[i] != NULL) {
439 if (faccessat(fd, indexes[i], R_OK, 0) == 0) {
440 rc = afb_hreq_reply_file_if_exist(hreq, fd, indexes[i]);
450 /* Don't serve special files */
451 if (!S_ISREG(st.st_mode)) {
453 afb_hreq_reply_error(hreq, MHD_HTTP_FORBIDDEN);
457 /* Check the method */
458 if ((hreq->method & (afb_method_get | afb_method_head)) == 0) {
460 afb_hreq_reply_error(hreq, MHD_HTTP_METHOD_NOT_ALLOWED);
464 /* computes the etag */
465 sprintf(etag, "%08X%08X", ((int)(st.st_mtim.tv_sec) ^ (int)(st.st_mtim.tv_nsec)), (int)(st.st_size));
467 /* checks the etag */
468 inm = MHD_lookup_connection_value(hreq->connection, MHD_HEADER_KIND, MHD_HTTP_HEADER_IF_NONE_MATCH);
469 if (inm && 0 == strcmp(inm, etag)) {
470 /* etag ok, return NOT MODIFIED */
472 DEBUG("Not Modified: [%s]", filename);
473 response = MHD_create_response_from_buffer(0, empty_string, MHD_RESPMEM_PERSISTENT);
474 status = MHD_HTTP_NOT_MODIFIED;
477 if (st.st_size != (off_t) (size_t) st.st_size) {
479 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
483 /* create the response */
484 response = MHD_create_response_from_fd((size_t) st.st_size, fd);
485 status = MHD_HTTP_OK;
488 mimetype = mimetype_fd_name(fd, filename);
489 if (mimetype != NULL)
490 MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_TYPE, mimetype);
493 /* fills the value and send */
494 afb_hreq_reply(hreq, status, response,
495 MHD_HTTP_HEADER_CACHE_CONTROL, hreq->cacheTimeout,
496 MHD_HTTP_HEADER_ETAG, etag,
501 int afb_hreq_reply_file(struct afb_hreq *hreq, int dirfd, const char *filename)
503 int rc = afb_hreq_reply_file_if_exist(hreq, dirfd, filename);
505 afb_hreq_reply_error(hreq, MHD_HTTP_NOT_FOUND);
509 int afb_hreq_reply_locale_file_if_exist(struct afb_hreq *hreq, struct locale_search *search, const char *filename)
515 char etag[1 + 2 * 8];
517 struct MHD_Response *response;
518 const char *mimetype;
520 /* Opens the file or directory */
521 fd = locale_search_open(search, filename[0] ? filename : ".", O_RDONLY);
525 afb_hreq_reply_error(hreq, MHD_HTTP_FORBIDDEN);
529 /* Retrieves file's status */
530 if (fstat(fd, &st) != 0) {
532 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
536 /* serve directory */
537 if (S_ISDIR(st.st_mode)) {
538 rc = afb_hreq_redirect_to_ending_slash_if_needed(hreq);
540 static const char *indexes[] = { "index.html", NULL };
542 size_t length = strlen(filename);
543 char *extname = alloca(length + 30); /* 30 is enough to old data of indexes */
544 memcpy(extname, filename, length);
545 if (length && extname[length - 1] != '/')
546 extname[length++] = '/';
547 while (rc == 0 && indexes[i] != NULL) {
548 strcpy(extname + length, indexes[i++]);
549 rc = afb_hreq_reply_locale_file_if_exist(hreq, search, extname);
556 /* Don't serve special files */
557 if (!S_ISREG(st.st_mode)) {
559 afb_hreq_reply_error(hreq, MHD_HTTP_FORBIDDEN);
563 /* Check the method */
564 if ((hreq->method & (afb_method_get | afb_method_head)) == 0) {
566 afb_hreq_reply_error(hreq, MHD_HTTP_METHOD_NOT_ALLOWED);
570 /* computes the etag */
571 sprintf(etag, "%08X%08X", ((int)(st.st_mtim.tv_sec) ^ (int)(st.st_mtim.tv_nsec)), (int)(st.st_size));
573 /* checks the etag */
574 inm = MHD_lookup_connection_value(hreq->connection, MHD_HEADER_KIND, MHD_HTTP_HEADER_IF_NONE_MATCH);
575 if (inm && 0 == strcmp(inm, etag)) {
576 /* etag ok, return NOT MODIFIED */
578 DEBUG("Not Modified: [%s]", filename);
579 response = MHD_create_response_from_buffer(0, empty_string, MHD_RESPMEM_PERSISTENT);
580 status = MHD_HTTP_NOT_MODIFIED;
583 if (st.st_size != (off_t) (size_t) st.st_size) {
585 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
589 /* create the response */
590 response = MHD_create_response_from_fd((size_t) st.st_size, fd);
591 status = MHD_HTTP_OK;
594 mimetype = mimetype_fd_name(fd, filename);
595 if (mimetype != NULL)
596 MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_TYPE, mimetype);
599 /* fills the value and send */
600 afb_hreq_reply(hreq, status, response,
601 MHD_HTTP_HEADER_CACHE_CONTROL, hreq->cacheTimeout,
602 MHD_HTTP_HEADER_ETAG, etag,
607 int afb_hreq_reply_locale_file(struct afb_hreq *hreq, struct locale_search *search, const char *filename)
609 int rc = afb_hreq_reply_locale_file_if_exist(hreq, search, filename);
611 afb_hreq_reply_error(hreq, MHD_HTTP_NOT_FOUND);
622 static void _mkq_add_(struct _mkq_ *mkq, char value)
624 char *text = mkq->text;
626 if (mkq->length == mkq->alloc) {
628 text = realloc(text, mkq->alloc);
636 text[mkq->length++] = value;
640 static void _mkq_add_hex_(struct _mkq_ *mkq, char value)
642 _mkq_add_(mkq, (char)(value < 10 ? value + '0' : value + 'A' - 10));
645 static void _mkq_add_esc_(struct _mkq_ *mkq, char value)
648 _mkq_add_hex_(mkq, (char)((value >> 4) & 15));
649 _mkq_add_hex_(mkq, (char)(value & 15));
652 static void _mkq_add_char_(struct _mkq_ *mkq, char value)
654 if (value <= ' ' || value >= 127)
655 _mkq_add_esc_(mkq, value);
661 _mkq_add_esc_(mkq, value);
664 _mkq_add_(mkq, value);
668 static void _mkq_append_(struct _mkq_ *mkq, const char *value)
671 _mkq_add_char_(mkq, *value++);
674 static int _mkquery_(struct _mkq_ *mkq, enum MHD_ValueKind kind, const char *key, const char *value)
676 _mkq_add_(mkq, mkq->count++ ? '&' : '?');
677 _mkq_append_(mkq, key);
680 _mkq_append_(mkq, value);
685 static char *url_with_query(struct afb_hreq *hreq, const char *url)
690 mkq.length = strlen(url);
691 mkq.alloc = mkq.length + 1000;
692 mkq.text = malloc(mkq.alloc);
693 if (mkq.text != NULL) {
694 strcpy(mkq.text, url);
695 MHD_get_connection_values(hreq->connection, MHD_GET_ARGUMENT_KIND, (void*)_mkquery_, &mkq);
701 void afb_hreq_redirect_to(struct afb_hreq *hreq, const char *url, int add_query_part)
706 wqp = add_query_part ? url_with_query(hreq, url) : NULL;
708 afb_hreq_reply_static(hreq, MHD_HTTP_MOVED_PERMANENTLY, 0, NULL,
709 MHD_HTTP_HEADER_LOCATION, to, NULL);
710 DEBUG("redirect from [%s] to [%s]", hreq->url, url);
714 const char *afb_hreq_get_cookie(struct afb_hreq *hreq, const char *name)
716 return MHD_lookup_connection_value(hreq->connection, MHD_COOKIE_KIND, name);
719 const char *afb_hreq_get_argument(struct afb_hreq *hreq, const char *name)
721 struct hreq_data *data = get_data(hreq, name, 0);
722 return data ? data->value : MHD_lookup_connection_value(hreq->connection, MHD_GET_ARGUMENT_KIND, name);
725 const char *afb_hreq_get_header(struct afb_hreq *hreq, const char *name)
727 return MHD_lookup_connection_value(hreq->connection, MHD_HEADER_KIND, name);
730 int afb_hreq_post_add(struct afb_hreq *hreq, const char *key, const char *data, size_t size)
733 struct hreq_data *hdat = get_data(hreq, key, 1);
734 if (hdat->path != NULL) {
737 p = realloc(hdat->value, hdat->length + size + 1);
742 memcpy(&hdat->value[hdat->length], data, size);
743 hdat->length += size;
744 hdat->value[hdat->length] = 0;
748 int afb_hreq_init_download_path(const char *directory)
754 if (access(directory, R_OK|W_OK)) {
755 /* no read/write access */
758 if (stat(directory, &st)) {
762 if (!S_ISDIR(st.st_mode)) {
763 /* not a directory */
767 n = strlen(directory);
768 while(n > 1 && directory[n-1] == '/') n--;
771 /* can't allocate memory */
775 memcpy(p, directory, n);
789 static int opentempfile(char **path)
794 fname = strdup(tmp_pattern ? : "XXXXXX"); /* TODO improve the path */
798 fd = mkostemp(fname, O_CLOEXEC|O_WRONLY);
806 int afb_hreq_post_add_file(struct afb_hreq *hreq, const char *key, const char *file, const char *data, size_t size)
810 struct hreq_data *hdat = get_data(hreq, key, 1);
812 if (hdat->value == NULL) {
813 hdat->value = strdup(file);
814 if (hdat->value == NULL)
816 fd = opentempfile(&hdat->path);
817 } else if (strcmp(hdat->value, file) || hdat->path == NULL) {
820 fd = open(hdat->path, O_WRONLY|O_APPEND);
825 sz = write(fd, data, size);
827 hdat->length += (size_t)sz;
830 } else if (errno != EINTR)
837 static struct afb_arg req_get(struct afb_xreq *xreq, const char *name)
840 struct afb_hreq *hreq = CONTAINER_OF_XREQ(struct afb_hreq, xreq);
841 struct hreq_data *hdat = get_data(hreq, name, 0);
843 return (struct afb_arg){
845 .value = hdat->value,
849 value = MHD_lookup_connection_value(hreq->connection, MHD_GET_ARGUMENT_KIND, name);
850 return (struct afb_arg){
851 .name = value == NULL ? NULL : name,
857 static int _iterargs_(struct json_object *obj, enum MHD_ValueKind kind, const char *key, const char *value)
859 json_object_object_add(obj, key, value ? json_object_new_string(value) : NULL);
863 static struct json_object *req_json(struct afb_xreq *xreq)
865 struct hreq_data *hdat;
866 struct json_object *obj, *val;
867 struct afb_hreq *hreq = CONTAINER_OF_XREQ(struct afb_hreq, xreq);
871 hreq->json = obj = json_object_new_object();
874 MHD_get_connection_values (hreq->connection, MHD_GET_ARGUMENT_KIND, (void*)_iterargs_, obj);
875 for (hdat = hreq->data ; hdat ; hdat = hdat->next) {
876 if (hdat->path == NULL)
877 val = hdat->value ? json_object_new_string(hdat->value) : NULL;
879 val = json_object_new_object();
882 json_object_object_add(val, "file", json_object_new_string(hdat->value));
883 json_object_object_add(val, "path", json_object_new_string(hdat->path));
886 json_object_object_add(obj, hdat->key, val);
893 static ssize_t send_json_cb(json_object *obj, uint64_t pos, char *buf, size_t max)
895 ssize_t len = stpncpy(buf, json_object_to_json_string_ext(obj, JSON_C_TO_STRING_PLAIN)+pos, max) - buf;
896 return len ? : (ssize_t)MHD_CONTENT_READER_END_OF_STREAM;
899 static void req_reply(struct afb_hreq *hreq, unsigned retcode, const char *status, const char *info, json_object *resp)
901 struct json_object *reply;
903 struct MHD_Response *response;
905 reqid = afb_hreq_get_argument(hreq, long_key_for_reqid);
907 reqid = afb_hreq_get_argument(hreq, short_key_for_reqid);
909 reply = afb_msg_json_reply(status, info, resp, &hreq->xreq.context, reqid);
911 response = MHD_create_response_from_callback((uint64_t)strlen(json_object_to_json_string_ext(reply, JSON_C_TO_STRING_PLAIN)), SIZE_RESPONSE_BUFFER, (void*)send_json_cb, reply, (void*)json_object_put);
912 afb_hreq_reply(hreq, retcode, response, NULL);
915 static void req_fail(struct afb_xreq *xreq, const char *status, const char *info)
917 struct afb_hreq *hreq = CONTAINER_OF_XREQ(struct afb_hreq, xreq);
918 req_reply(hreq, MHD_HTTP_OK, status, info, NULL);
921 static void req_success(struct afb_xreq *xreq, json_object *obj, const char *info)
923 struct afb_hreq *hreq = CONTAINER_OF_XREQ(struct afb_hreq, xreq);
924 req_reply(hreq, MHD_HTTP_OK, "success", info, obj);
927 void afb_hreq_call(struct afb_hreq *hreq, struct afb_apiset *apiset, const char *api, size_t lenapi, const char *verb, size_t lenverb)
929 hreq->xreq.request.api = strndup(api, lenapi);
930 hreq->xreq.request.verb = strndup(verb, lenverb);
931 if (hreq->xreq.request.api == NULL || hreq->xreq.request.verb == NULL) {
932 ERROR("Out of memory");
933 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
934 } else if (afb_hreq_init_context(hreq) < 0) {
935 afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR);
937 afb_xreq_unhooked_addref(&hreq->xreq);
938 afb_xreq_process(&hreq->xreq, apiset);
942 int afb_hreq_init_context(struct afb_hreq *hreq)
947 if (hreq->xreq.context.session != NULL)
950 uuid = afb_hreq_get_header(hreq, long_key_for_uuid);
952 uuid = afb_hreq_get_argument(hreq, long_key_for_uuid);
954 uuid = afb_hreq_get_cookie(hreq, cookie_name);
956 uuid = afb_hreq_get_argument(hreq, short_key_for_uuid);
958 token = afb_hreq_get_header(hreq, long_key_for_token);
960 token = afb_hreq_get_argument(hreq, long_key_for_token);
962 token = afb_hreq_get_argument(hreq, short_key_for_token);
964 return afb_context_connect(&hreq->xreq.context, uuid, token);
967 int afb_hreq_init_cookie(int port, const char *path, int maxage)
974 cookie_setter = NULL;
977 rc = asprintf(&cookie_name, "%s-%d", long_key_for_uuid, port);
980 rc = asprintf(&cookie_setter, "%s=%%s; Path=%s; Max-Age=%d; HttpOnly",
981 cookie_name, path, maxage);
987 struct afb_xreq *afb_hreq_to_xreq(struct afb_hreq *hreq)
992 struct afb_hreq *afb_hreq_create()
994 struct afb_hreq *hreq = calloc(1, sizeof *hreq);
996 /* init the request */
997 afb_xreq_init(&hreq->xreq, &afb_hreq_xreq_query_itf);
998 hreq->reqid = ++global_reqids;