-
Notifications
You must be signed in to change notification settings - Fork 867
/
nghttp2_session_test.c
11191 lines (8297 loc) · 358 KB
/
nghttp2_session_test.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2013 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "nghttp2_session_test.h"
#include <stdio.h>
#include <assert.h>
#include <CUnit/CUnit.h>
#include "nghttp2_session.h"
#include "nghttp2_stream.h"
#include "nghttp2_net.h"
#include "nghttp2_helper.h"
#include "nghttp2_test_helper.h"
#include "nghttp2_priority_spec.h"
typedef struct {
uint8_t buf[65535];
size_t length;
} accumulator;
typedef struct {
uint8_t data[8192];
uint8_t *datamark;
uint8_t *datalimit;
size_t feedseq[8192];
size_t seqidx;
} scripted_data_feed;
typedef struct {
accumulator *acc;
scripted_data_feed *df;
int frame_recv_cb_called, invalid_frame_recv_cb_called;
uint8_t recv_frame_type;
nghttp2_frame_hd recv_frame_hd;
int frame_send_cb_called;
uint8_t sent_frame_type;
int before_frame_send_cb_called;
int frame_not_send_cb_called;
uint8_t not_sent_frame_type;
int not_sent_error;
int stream_close_cb_called;
uint32_t stream_close_error_code;
size_t data_source_length;
int32_t stream_id;
size_t block_count;
int data_chunk_recv_cb_called;
const nghttp2_frame *frame;
size_t fixed_sendlen;
int header_cb_called;
int invalid_header_cb_called;
int begin_headers_cb_called;
nghttp2_nv nv;
size_t data_chunk_len;
size_t padlen;
int begin_frame_cb_called;
nghttp2_buf scratchbuf;
size_t data_source_read_cb_paused;
} my_user_data;
static const nghttp2_nv reqnv[] = {
MAKE_NV(":method", "GET"), MAKE_NV(":path", "/"),
MAKE_NV(":scheme", "https"), MAKE_NV(":authority", "localhost"),
};
static const nghttp2_nv resnv[] = {
MAKE_NV(":status", "200"),
};
static const nghttp2_nv trailernv[] = {
// from http://tools.ietf.org/html/rfc6249#section-7
MAKE_NV("digest", "SHA-256="
"MWVkMWQxYTRiMzk5MDQ0MzI3NGU5NDEyZTk5OWY1ZGFmNzgyZTJlODYz"
"YjRjYzFhOTlmNTQwYzI2M2QwM2U2MQ=="),
};
static void scripted_data_feed_init2(scripted_data_feed *df,
nghttp2_bufs *bufs) {
nghttp2_buf_chain *ci;
nghttp2_buf *buf;
uint8_t *ptr;
size_t len;
memset(df, 0, sizeof(scripted_data_feed));
ptr = df->data;
len = 0;
for (ci = bufs->head; ci; ci = ci->next) {
buf = &ci->buf;
ptr = nghttp2_cpymem(ptr, buf->pos, nghttp2_buf_len(buf));
len += nghttp2_buf_len(buf);
}
df->datamark = df->data;
df->datalimit = df->data + len;
df->feedseq[0] = len;
}
static ssize_t null_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len,
int flags _U_, void *user_data _U_) {
return (ssize_t)len;
}
static ssize_t fail_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len _U_,
int flags _U_, void *user_data _U_) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
static ssize_t fixed_bytes_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len,
int flags _U_, void *user_data) {
size_t fixed_sendlen = ((my_user_data *)user_data)->fixed_sendlen;
return (ssize_t)(fixed_sendlen < len ? fixed_sendlen : len);
}
static ssize_t scripted_recv_callback(nghttp2_session *session _U_,
uint8_t *data, size_t len, int flags _U_,
void *user_data) {
scripted_data_feed *df = ((my_user_data *)user_data)->df;
size_t wlen = df->feedseq[df->seqidx] > len ? len : df->feedseq[df->seqidx];
memcpy(data, df->datamark, wlen);
df->datamark += wlen;
df->feedseq[df->seqidx] -= wlen;
if (df->feedseq[df->seqidx] == 0) {
++df->seqidx;
}
return (ssize_t)wlen;
}
static ssize_t eof_recv_callback(nghttp2_session *session _U_,
uint8_t *data _U_, size_t len _U_,
int flags _U_, void *user_data _U_) {
return NGHTTP2_ERR_EOF;
}
static ssize_t accumulator_send_callback(nghttp2_session *session _U_,
const uint8_t *buf, size_t len,
int flags _U_, void *user_data) {
accumulator *acc = ((my_user_data *)user_data)->acc;
assert(acc->length + len < sizeof(acc->buf));
memcpy(acc->buf + acc->length, buf, len);
acc->length += len;
return (ssize_t)len;
}
static int on_begin_frame_callback(nghttp2_session *session _U_,
const nghttp2_frame_hd *hd _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->begin_frame_cb_called;
return 0;
}
static int on_frame_recv_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->frame_recv_cb_called;
ud->recv_frame_type = frame->hd.type;
ud->recv_frame_hd = frame->hd;
return 0;
}
static int on_invalid_frame_recv_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame _U_,
int lib_error_code _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->invalid_frame_recv_cb_called;
return 0;
}
static int on_frame_send_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->frame_send_cb_called;
ud->sent_frame_type = frame->hd.type;
return 0;
}
static int on_frame_not_send_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, int lib_error,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->frame_not_send_cb_called;
ud->not_sent_frame_type = frame->hd.type;
ud->not_sent_error = lib_error;
return 0;
}
static int cancel_before_frame_send_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->before_frame_send_cb_called;
return NGHTTP2_ERR_CANCEL;
}
static int on_data_chunk_recv_callback(nghttp2_session *session _U_,
uint8_t flags _U_, int32_t stream_id _U_,
const uint8_t *data _U_, size_t len,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->data_chunk_recv_cb_called;
ud->data_chunk_len = len;
return 0;
}
static int pause_on_data_chunk_recv_callback(nghttp2_session *session _U_,
uint8_t flags _U_,
int32_t stream_id _U_,
const uint8_t *data _U_,
size_t len _U_, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->data_chunk_recv_cb_called;
return NGHTTP2_ERR_PAUSE;
}
static ssize_t select_padding_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame,
size_t max_payloadlen, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
return (ssize_t)nghttp2_min(max_payloadlen, frame->hd.length + ud->padlen);
}
static ssize_t too_large_data_source_length_callback(
nghttp2_session *session _U_, uint8_t frame_type _U_, int32_t stream_id _U_,
int32_t session_remote_window_size _U_,
int32_t stream_remote_window_size _U_, uint32_t remote_max_frame_size _U_,
void *user_data _U_) {
return NGHTTP2_MAX_FRAME_SIZE_MAX + 1;
}
static ssize_t smallest_length_data_source_length_callback(
nghttp2_session *session _U_, uint8_t frame_type _U_, int32_t stream_id _U_,
int32_t session_remote_window_size _U_,
int32_t stream_remote_window_size _U_, uint32_t remote_max_frame_size _U_,
void *user_data _U_) {
return 1;
}
static ssize_t fixed_length_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
size_t wlen;
if (len < ud->data_source_length) {
wlen = len;
} else {
wlen = ud->data_source_length;
}
ud->data_source_length -= wlen;
if (ud->data_source_length == 0) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
}
return (ssize_t)wlen;
}
static ssize_t temporal_failure_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len _U_, uint32_t *data_flags _U_, nghttp2_data_source *source _U_,
void *user_data _U_) {
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static ssize_t fail_data_source_read_callback(nghttp2_session *session _U_,
int32_t stream_id _U_,
uint8_t *buf _U_, size_t len _U_,
uint32_t *data_flags _U_,
nghttp2_data_source *source _U_,
void *user_data _U_) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
static ssize_t no_end_stream_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len _U_, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data _U_) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF | NGHTTP2_DATA_FLAG_NO_END_STREAM;
return 0;
}
static ssize_t no_copy_data_source_read_callback(
nghttp2_session *session _U_, int32_t stream_id _U_, uint8_t *buf _U_,
size_t len, uint32_t *data_flags, nghttp2_data_source *source _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
size_t wlen;
if (len < ud->data_source_length) {
wlen = len;
} else {
wlen = ud->data_source_length;
}
ud->data_source_length -= wlen;
*data_flags |= NGHTTP2_DATA_FLAG_NO_COPY;
if (ud->data_source_length == 0) {
*data_flags |= NGHTTP2_DATA_FLAG_EOF;
}
return (ssize_t)wlen;
}
static int send_data_callback(nghttp2_session *session _U_,
nghttp2_frame *frame, const uint8_t *framehd,
size_t length, nghttp2_data_source *source _U_,
void *user_data) {
accumulator *acc = ((my_user_data *)user_data)->acc;
memcpy(acc->buf + acc->length, framehd, NGHTTP2_FRAME_HDLEN);
acc->length += NGHTTP2_FRAME_HDLEN;
if (frame->data.padlen) {
*(acc->buf + acc->length++) = (uint8_t)(frame->data.padlen - 1);
}
acc->length += length;
if (frame->data.padlen) {
acc->length += frame->data.padlen - 1;
}
return 0;
}
static ssize_t block_count_send_callback(nghttp2_session *session _U_,
const uint8_t *data _U_, size_t len,
int flags _U_, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
if (ud->block_count == 0) {
return NGHTTP2_ERR_WOULDBLOCK;
}
--ud->block_count;
return (ssize_t)len;
}
static int on_header_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame, const uint8_t *name,
size_t namelen, const uint8_t *value,
size_t valuelen, uint8_t flags _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->header_cb_called;
ud->nv.name = (uint8_t *)name;
ud->nv.namelen = namelen;
ud->nv.value = (uint8_t *)value;
ud->nv.valuelen = valuelen;
ud->frame = frame;
return 0;
}
static int pause_on_header_callback(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value, size_t valuelen,
uint8_t flags, void *user_data) {
on_header_callback(session, frame, name, namelen, value, valuelen, flags,
user_data);
return NGHTTP2_ERR_PAUSE;
}
static int temporal_failure_on_header_callback(
nghttp2_session *session, const nghttp2_frame *frame, const uint8_t *name,
size_t namelen, const uint8_t *value, size_t valuelen, uint8_t flags,
void *user_data) {
on_header_callback(session, frame, name, namelen, value, valuelen, flags,
user_data);
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static int on_invalid_header_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value, size_t valuelen,
uint8_t flags _U_, void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->invalid_header_cb_called;
ud->nv.name = (uint8_t *)name;
ud->nv.namelen = namelen;
ud->nv.value = (uint8_t *)value;
ud->nv.valuelen = valuelen;
ud->frame = frame;
return 0;
}
static int pause_on_invalid_header_callback(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value,
size_t valuelen, uint8_t flags,
void *user_data) {
on_invalid_header_callback(session, frame, name, namelen, value, valuelen,
flags, user_data);
return NGHTTP2_ERR_PAUSE;
}
static int reset_on_invalid_header_callback(nghttp2_session *session,
const nghttp2_frame *frame,
const uint8_t *name, size_t namelen,
const uint8_t *value,
size_t valuelen, uint8_t flags,
void *user_data) {
on_invalid_header_callback(session, frame, name, namelen, value, valuelen,
flags, user_data);
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static int on_begin_headers_callback(nghttp2_session *session _U_,
const nghttp2_frame *frame _U_,
void *user_data) {
my_user_data *ud = (my_user_data *)user_data;
++ud->begin_headers_cb_called;
return 0;
}
static int temporal_failure_on_begin_headers_callback(
nghttp2_session *session, const nghttp2_frame *frame, void *user_data) {
on_begin_headers_callback(session, frame, user_data);
return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
}
static ssize_t defer_data_source_read_callback(nghttp2_session *session _U_,
int32_t stream_id _U_,
uint8_t *buf _U_, size_t len _U_,
uint32_t *data_flags _U_,
nghttp2_data_source *source _U_,
void *user_data _U_) {
return NGHTTP2_ERR_DEFERRED;
}
static int on_stream_close_callback(nghttp2_session *session _U_,
int32_t stream_id _U_,
nghttp2_error_code error_code _U_,
void *user_data) {
my_user_data *my_data = (my_user_data *)user_data;
++my_data->stream_close_cb_called;
my_data->stream_close_error_code = error_code;
return 0;
}
static ssize_t pack_extension_callback(nghttp2_session *session _U_,
uint8_t *buf, size_t len _U_,
const nghttp2_frame *frame,
void *user_data _U_) {
nghttp2_buf *p = frame->ext.payload;
memcpy(buf, p->pos, nghttp2_buf_len(p));
return (ssize_t)nghttp2_buf_len(p);
}
static int on_extension_chunk_recv_callback(nghttp2_session *session _U_,
const nghttp2_frame_hd *hd _U_,
const uint8_t *data, size_t len,
void *user_data) {
my_user_data *my_data = (my_user_data *)user_data;
nghttp2_buf *buf = &my_data->scratchbuf;
buf->last = nghttp2_cpymem(buf->last, data, len);
return 0;
}
static int cancel_on_extension_chunk_recv_callback(
nghttp2_session *session _U_, const nghttp2_frame_hd *hd _U_,
const uint8_t *data _U_, size_t len _U_, void *user_data _U_) {
return NGHTTP2_ERR_CANCEL;
}
static int unpack_extension_callback(nghttp2_session *session _U_,
void **payload,
const nghttp2_frame_hd *hd _U_,
void *user_data) {
my_user_data *my_data = (my_user_data *)user_data;
nghttp2_buf *buf = &my_data->scratchbuf;
*payload = buf;
return 0;
}
static int cancel_unpack_extension_callback(nghttp2_session *session _U_,
void **payload _U_,
const nghttp2_frame_hd *hd _U_,
void *user_data _U_) {
return NGHTTP2_ERR_CANCEL;
}
static nghttp2_settings_entry *dup_iv(const nghttp2_settings_entry *iv,
size_t niv) {
return nghttp2_frame_iv_copy(iv, niv, nghttp2_mem_default());
}
static nghttp2_priority_spec pri_spec_default = {0, NGHTTP2_DEFAULT_WEIGHT, 0};
void test_nghttp2_session_recv(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
size_t framelen;
nghttp2_frame frame;
size_t i;
nghttp2_outbound_item *item;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_hd_deflater deflater;
int rv;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.recv_callback = scripted_recv_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_begin_frame_callback = on_begin_frame_callback;
user_data.df = &df;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
scripted_data_feed_init2(&df, &bufs);
framelen = nghttp2_bufs_len(&bufs);
/* Send 1 byte per each read */
for (i = 0; i < framelen; ++i) {
df.feedseq[i] = 1;
}
nghttp2_frame_headers_free(&frame.headers, mem);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
while (df.seqidx < framelen) {
CU_ASSERT(0 == nghttp2_session_recv(session));
}
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
/* Receive PRIORITY */
nghttp2_frame_priority_init(&frame.priority, 5, &pri_spec_default);
rv = nghttp2_frame_pack_priority(&bufs, &frame.priority);
CU_ASSERT(0 == rv);
nghttp2_frame_priority_free(&frame.priority);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.frame_recv_cb_called);
CU_ASSERT(1 == user_data.begin_frame_cb_called);
nghttp2_bufs_reset(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
/* Some tests for frame too large */
nghttp2_session_server_new(&session, &callbacks, &user_data);
/* Receive PING with too large payload */
nghttp2_frame_ping_init(&frame.ping, NGHTTP2_FLAG_NONE, NULL);
rv = nghttp2_frame_pack_ping(&bufs, &frame.ping);
CU_ASSERT(0 == rv);
/* Add extra 16 bytes */
nghttp2_bufs_seek_last_present(&bufs);
assert(nghttp2_buf_len(&bufs.cur->buf) >= 16);
bufs.cur->buf.last += 16;
nghttp2_put_uint32be(
bufs.cur->buf.pos,
(uint32_t)(((frame.hd.length + 16) << 8) + bufs.cur->buf.pos[3]));
nghttp2_frame_ping_free(&frame.ping);
scripted_data_feed_init2(&df, &bufs);
user_data.frame_recv_cb_called = 0;
user_data.begin_frame_cb_called = 0;
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == user_data.frame_recv_cb_called);
CU_ASSERT(0 == user_data.begin_frame_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_FRAME_SIZE_ERROR == item->frame.goaway.error_code);
CU_ASSERT(0 == nghttp2_session_send(session));
nghttp2_bufs_free(&bufs);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_invalid_stream_id(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
nghttp2_frame frame;
nghttp2_hd_deflater deflater;
int rv;
nghttp2_mem *mem;
nghttp2_nv *nva;
size_t nvlen;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = scripted_recv_callback;
callbacks.on_invalid_frame_recv_callback = on_invalid_frame_recv_callback;
user_data.df = &df;
user_data.invalid_frame_recv_cb_called = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 2,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
scripted_data_feed_init2(&df, &bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(1 == user_data.invalid_frame_recv_cb_called);
nghttp2_bufs_free(&bufs);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_invalid_frame(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
scripted_data_feed df;
my_user_data user_data;
nghttp2_bufs bufs;
nghttp2_frame frame;
nghttp2_nv *nva;
size_t nvlen;
nghttp2_hd_deflater deflater;
int rv;
nghttp2_mem *mem;
mem = nghttp2_mem_default();
frame_pack_bufs_init(&bufs);
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.recv_callback = scripted_recv_callback;
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
user_data.df = &df;
user_data.frame_send_cb_called = 0;
nghttp2_session_server_new(&session, &callbacks, &user_data);
nghttp2_hd_deflate_init(&deflater, mem);
nvlen = ARRLEN(reqnv);
nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS, 1,
NGHTTP2_HCAT_HEADERS, NULL, nva, nvlen);
rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
CU_ASSERT(0 == rv);
CU_ASSERT(nghttp2_bufs_len(&bufs) > 0);
scripted_data_feed_init2(&df, &bufs);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(0 == user_data.frame_send_cb_called);
/* Receive exactly same bytes of HEADERS is treated as error, because it has
* pseudo headers and without END_STREAM flag set */
scripted_data_feed_init2(&df, &bufs);
CU_ASSERT(0 == nghttp2_session_recv(session));
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(1 == user_data.frame_send_cb_called);
CU_ASSERT(NGHTTP2_RST_STREAM == user_data.sent_frame_type);
nghttp2_bufs_free(&bufs);
nghttp2_frame_headers_free(&frame.headers, mem);
nghttp2_hd_deflate_free(&deflater);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_eof(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.recv_callback = eof_recv_callback;
nghttp2_session_client_new(&session, &callbacks, NULL);
CU_ASSERT(NGHTTP2_ERR_EOF == nghttp2_session_recv(session));
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_data(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
uint8_t data[8092];
ssize_t rv;
nghttp2_outbound_item *item;
nghttp2_stream *stream;
nghttp2_frame_hd hd;
int i;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_data_chunk_recv_callback = on_data_chunk_recv_callback;
callbacks.on_frame_recv_callback = on_frame_recv_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Create DATA frame with length 4KiB */
memset(data, 0, sizeof(data));
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
/* stream 1 is not opened, so it must be responded with connection
error. This is not mandated by the spec */
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
nghttp2_session_del(session);
nghttp2_session_client_new(&session, &callbacks, &ud);
/* Create stream 1 with CLOSING state. DATA is ignored. */
stream = open_sent_stream2(session, 1, NGHTTP2_STREAM_CLOSING);
/* Set initial window size 16383 to check stream flow control,
isolating it from the conneciton flow control */
stream->local_window_size = 16383;
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NULL == item);
/* This is normal case. DATA is acceptable. */
stream->state = NGHTTP2_STREAM_OPENED;
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(1 == ud.data_chunk_recv_cb_called);
CU_ASSERT(1 == ud.frame_recv_cb_called);
CU_ASSERT(NULL == nghttp2_session_get_next_ob_item(session));
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
/* Now we got data more than initial-window-size / 2, WINDOW_UPDATE
must be queued */
CU_ASSERT(1 == ud.data_chunk_recv_cb_called);
CU_ASSERT(1 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(1 == item->frame.window_update.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Set initial window size to 1MiB, so that we can check connection
flow control individually */
stream->local_window_size = 1 << 20;
/* Connection flow control takes into account DATA which is received
in the error condition. We have received 4096 * 4 bytes of
DATA. Additional 4 DATA frames, connection flow control will kick
in. */
for (i = 0; i < 5; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_WINDOW_UPDATE == item->frame.hd.type);
CU_ASSERT(0 == item->frame.window_update.hd.stream_id);
CU_ASSERT(0 == nghttp2_session_send(session));
/* Reception of DATA with stream ID = 0 causes connection error */
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 0;
nghttp2_frame_pack_frame_hd(data, &hd);
ud.data_chunk_recv_cb_called = 0;
ud.frame_recv_cb_called = 0;
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
CU_ASSERT(0 == ud.data_chunk_recv_cb_called);
CU_ASSERT(0 == ud.frame_recv_cb_called);
item = nghttp2_session_get_next_ob_item(session);
CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == item->frame.goaway.error_code);
nghttp2_session_del(session);
/* Check window_update_queued flag in both session and stream */
nghttp2_session_server_new(&session, &callbacks, &ud);
hd.length = 4096;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_NONE;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
stream = open_recv_stream(session, 1);
/* Send 32767 bytes of DATA. In our current flow control algorithm,
it triggers first WINDOW_UPDATE of window_size_increment
32767. */
for (i = 0; i < 7; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
hd.length = 4095;
nghttp2_frame_pack_frame_hd(data, &hd);
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4095);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4095 == rv);
/* Now 2 WINDOW_UPDATEs for session and stream should be queued. */
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(1 == stream->window_update_queued);
CU_ASSERT(1 == session->window_update_queued);
/* Then send 32768 bytes of DATA. Since we have not sent queued
WINDOW_UDPATE frame, recv_window_size should not be decreased */
hd.length = 4096;
nghttp2_frame_pack_frame_hd(data, &hd);
for (i = 0; i < 8; ++i) {
rv = nghttp2_session_mem_recv(session, data, NGHTTP2_FRAME_HDLEN + 4096);
CU_ASSERT(NGHTTP2_FRAME_HDLEN + 4096 == rv);
}
/* WINDOW_UPDATE is blocked for session and stream, so
recv_window_size must not be decreased. */
CU_ASSERT(32768 == stream->recv_window_size);
CU_ASSERT(32768 == session->recv_window_size);
CU_ASSERT(1 == stream->window_update_queued);
CU_ASSERT(1 == session->window_update_queued);
ud.frame_send_cb_called = 0;
/* This sends queued WINDOW_UPDATES. And then check
recv_window_size, and queue WINDOW_UPDATEs for both session and
stream, and send them at once. */
CU_ASSERT(0 == nghttp2_session_send(session));
CU_ASSERT(4 == ud.frame_send_cb_called);
CU_ASSERT(0 == stream->recv_window_size);
CU_ASSERT(0 == session->recv_window_size);
CU_ASSERT(0 == stream->window_update_queued);
CU_ASSERT(0 == session->window_update_queued);
nghttp2_session_del(session);
}
void test_nghttp2_session_recv_data_no_auto_flow_control(void) {
nghttp2_session *session;
nghttp2_session_callbacks callbacks;
my_user_data ud;
nghttp2_option *option;
nghttp2_frame_hd hd;
size_t padlen;
uint8_t data[8192];
ssize_t rv;
size_t sendlen;
nghttp2_stream *stream;
size_t i;
memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
callbacks.send_callback = null_send_callback;
callbacks.on_frame_send_callback = on_frame_send_callback;
nghttp2_option_new(&option);
nghttp2_option_set_no_auto_window_update(option, 1);
nghttp2_session_server_new2(&session, &callbacks, &ud, option);
/* Create DATA frame with length 4KiB + 11 bytes padding*/
padlen = 11;
memset(data, 0, sizeof(data));
hd.length = 4096 + 1 + padlen;
hd.type = NGHTTP2_DATA;
hd.flags = NGHTTP2_FLAG_PADDED;
hd.stream_id = 1;
nghttp2_frame_pack_frame_hd(data, &hd);
data[NGHTTP2_FRAME_HDLEN] = (uint8_t)padlen;
/* First create stream 1, then close it. Check that data is
consumed for connection in this situation */
open_recv_stream(session, 1);
/* Receive first 100 bytes */
sendlen = 100;
rv = nghttp2_session_mem_recv(session, data, sendlen);
CU_ASSERT((ssize_t)sendlen == rv);
/* We consumed pad length field (1 byte) */
CU_ASSERT(1 == session->consumed_size);
/* close stream here */
nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE, 1, NGHTTP2_NO_ERROR);
nghttp2_session_send(session);
/* stream 1 has been closed, and we disabled auto flow-control, so
data must be immediately consumed for connection. */
rv = nghttp2_session_mem_recv(session, data + sendlen,
NGHTTP2_FRAME_HDLEN + hd.length - sendlen);