Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_tables.c @ 8409:26cb2f3259b1 quic
HTTP/3: reallocate strings inserted into the dynamic table.
They should always be allocated from the main QUIC connection pool.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Thu, 14 May 2020 16:02:32 +0300 |
parents | f11b7981a03d |
children | c9538aef3211 |
rev | line source |
---|---|
8215 | 1 |
2 /* | |
3 * Copyright (C) Roman Arutyunyan | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_http.h> | |
11 | |
12 | |
13 static ngx_array_t *ngx_http_v3_get_dynamic_table(ngx_connection_t *c); | |
14 static ngx_int_t ngx_http_v3_new_header(ngx_connection_t *c); | |
15 | |
16 | |
17 static ngx_http_v3_header_t ngx_http_v3_static_table[] = { | |
18 | |
19 { ngx_string(":authority"), ngx_string("") }, | |
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parents:
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20 { ngx_string(":path"), ngx_string("/") }, |
8215 | 21 { ngx_string("age"), ngx_string("0") }, |
22 { ngx_string("content-disposition"), ngx_string("") }, | |
23 { ngx_string("content-length"), ngx_string("0") }, | |
24 { ngx_string("cookie"), ngx_string("") }, | |
25 { ngx_string("date"), ngx_string("") }, | |
26 { ngx_string("etag"), ngx_string("") }, | |
27 { ngx_string("if-modified-since"), ngx_string("") }, | |
28 { ngx_string("if-none-match"), ngx_string("") }, | |
29 { ngx_string("last-modified"), ngx_string("") }, | |
30 { ngx_string("link"), ngx_string("") }, | |
31 { ngx_string("location"), ngx_string("") }, | |
32 { ngx_string("referer"), ngx_string("") }, | |
33 { ngx_string("set-cookie"), ngx_string("") }, | |
34 { ngx_string(":method"), ngx_string("CONNECT") }, | |
35 { ngx_string(":method"), ngx_string("DELETE") }, | |
36 { ngx_string(":method"), ngx_string("GET") }, | |
37 { ngx_string(":method"), ngx_string("HEAD") }, | |
38 { ngx_string(":method"), ngx_string("OPTIONS") }, | |
39 { ngx_string(":method"), ngx_string("POST") }, | |
40 { ngx_string(":method"), ngx_string("PUT") }, | |
41 { ngx_string(":scheme"), ngx_string("http") }, | |
42 { ngx_string(":scheme"), ngx_string("https") }, | |
43 { ngx_string(":status"), ngx_string("103") }, | |
44 { ngx_string(":status"), ngx_string("200") }, | |
45 { ngx_string(":status"), ngx_string("304") }, | |
46 { ngx_string(":status"), ngx_string("404") }, | |
47 { ngx_string(":status"), ngx_string("503") }, | |
48 { ngx_string("accept"), ngx_string("*/*") }, | |
49 { ngx_string("accept"), | |
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50 ngx_string("application/dns-message") }, |
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parents:
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51 { ngx_string("accept-encoding"), ngx_string("gzip, deflate, br") }, |
8215 | 52 { ngx_string("accept-ranges"), ngx_string("bytes") }, |
53 { ngx_string("access-control-allow-headers"), | |
54 ngx_string("cache-control") }, | |
55 { ngx_string("access-control-allow-headers"), | |
56 ngx_string("content-type") }, | |
57 { ngx_string("access-control-allow-origin"), | |
58 ngx_string("*") }, | |
59 { ngx_string("cache-control"), ngx_string("max-age=0") }, | |
60 { ngx_string("cache-control"), ngx_string("max-age=2592000") }, | |
61 { ngx_string("cache-control"), ngx_string("max-age=604800") }, | |
62 { ngx_string("cache-control"), ngx_string("no-cache") }, | |
63 { ngx_string("cache-control"), ngx_string("no-store") }, | |
64 { ngx_string("cache-control"), | |
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65 ngx_string("public, max-age=31536000") }, |
8215 | 66 { ngx_string("content-encoding"), ngx_string("br") }, |
67 { ngx_string("content-encoding"), ngx_string("gzip") }, | |
68 { ngx_string("content-type"), | |
69 ngx_string("application/dns-message") }, | |
70 { ngx_string("content-type"), | |
71 ngx_string("application/javascript") }, | |
72 { ngx_string("content-type"), ngx_string("application/json") }, | |
73 { ngx_string("content-type"), | |
74 ngx_string("application/x-www-form-urlencoded") }, | |
75 { ngx_string("content-type"), ngx_string("image/gif") }, | |
76 { ngx_string("content-type"), ngx_string("image/jpeg") }, | |
77 { ngx_string("content-type"), ngx_string("image/png") }, | |
78 { ngx_string("content-type"), ngx_string("text/css") }, | |
79 { ngx_string("content-type"), | |
80 ngx_string("text/html;charset=utf-8") }, | |
81 { ngx_string("content-type"), ngx_string("text/plain") }, | |
82 { ngx_string("content-type"), | |
83 ngx_string("text/plain;charset=utf-8") }, | |
84 { ngx_string("range"), ngx_string("bytes=0-") }, | |
85 { ngx_string("strict-transport-security"), | |
86 ngx_string("max-age=31536000") }, | |
87 { ngx_string("strict-transport-security"), | |
88 ngx_string("max-age=31536000;includesubdomains") }, | |
89 { ngx_string("strict-transport-security"), | |
90 ngx_string("max-age=31536000;includesubdomains;preload") }, | |
91 { ngx_string("vary"), ngx_string("accept-encoding") }, | |
92 { ngx_string("vary"), ngx_string("origin") }, | |
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HTTP/3: static table cleanup.
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8226
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93 { ngx_string("x-content-type-options"), |
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HTTP/3: static table cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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94 ngx_string("nosniff") }, |
8215 | 95 { ngx_string("x-xss-protection"), ngx_string("1;mode=block") }, |
96 { ngx_string(":status"), ngx_string("100") }, | |
97 { ngx_string(":status"), ngx_string("204") }, | |
98 { ngx_string(":status"), ngx_string("206") }, | |
99 { ngx_string(":status"), ngx_string("302") }, | |
100 { ngx_string(":status"), ngx_string("400") }, | |
101 { ngx_string(":status"), ngx_string("403") }, | |
102 { ngx_string(":status"), ngx_string("421") }, | |
103 { ngx_string(":status"), ngx_string("425") }, | |
104 { ngx_string(":status"), ngx_string("500") }, | |
105 { ngx_string("accept-language"), ngx_string("") }, | |
106 { ngx_string("access-control-allow-credentials"), | |
107 ngx_string("FALSE") }, | |
108 { ngx_string("access-control-allow-credentials"), | |
109 ngx_string("TRUE") }, | |
110 { ngx_string("access-control-allow-headers"), | |
111 ngx_string("*") }, | |
112 { ngx_string("access-control-allow-methods"), | |
113 ngx_string("get") }, | |
114 { ngx_string("access-control-allow-methods"), | |
115 ngx_string("get, post, options") }, | |
116 { ngx_string("access-control-allow-methods"), | |
117 ngx_string("options") }, | |
118 { ngx_string("access-control-expose-headers"), | |
119 ngx_string("content-length") }, | |
120 { ngx_string("access-control-request-headers"), | |
121 ngx_string("content-type") }, | |
122 { ngx_string("access-control-request-method"), | |
123 ngx_string("get") }, | |
124 { ngx_string("access-control-request-method"), | |
125 ngx_string("post") }, | |
126 { ngx_string("alt-svc"), ngx_string("clear") }, | |
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f11b7981a03d
HTTP/3: static table cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8226
diff
changeset
|
127 { ngx_string("authorization"), ngx_string("") }, |
8215 | 128 { ngx_string("content-security-policy"), |
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f11b7981a03d
HTTP/3: static table cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8226
diff
changeset
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129 ngx_string("script-src 'none';object-src 'none';base-uri 'none'") }, |
8215 | 130 { ngx_string("early-data"), ngx_string("1") }, |
131 { ngx_string("expect-ct"), ngx_string("") }, | |
132 { ngx_string("forwarded"), ngx_string("") }, | |
133 { ngx_string("if-range"), ngx_string("") }, | |
134 { ngx_string("origin"), ngx_string("") }, | |
135 { ngx_string("purpose"), ngx_string("prefetch") }, | |
136 { ngx_string("server"), ngx_string("") }, | |
137 { ngx_string("timing-allow-origin"), ngx_string("*") }, | |
138 { ngx_string("upgrade-insecure-requests"), | |
139 ngx_string("1") }, | |
140 { ngx_string("user-agent"), ngx_string("") }, | |
141 { ngx_string("x-forwarded-for"), ngx_string("") }, | |
142 { ngx_string("x-frame-options"), ngx_string("deny") }, | |
143 { ngx_string("x-frame-options"), ngx_string("sameorigin") } | |
144 }; | |
145 | |
146 | |
147 ngx_int_t | |
148 ngx_http_v3_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, | |
149 ngx_uint_t index, ngx_str_t *value) | |
150 { | |
151 ngx_array_t *dt; | |
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HTTP/3: reallocate strings inserted into the dynamic table.
Roman Arutyunyan <arut@nginx.com>
parents:
8296
diff
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152 ngx_connection_t *pc; |
8215 | 153 ngx_http_v3_header_t *ref, *h; |
154 | |
155 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
156 "http3 ref insert %s[$ui] \"%V\"", | |
157 dynamic ? "dynamic" : "static", index, value); | |
158 | |
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parents:
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159 pc = c->qs->parent; |
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parents:
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160 |
8215 | 161 ref = ngx_http_v3_lookup_table(c, dynamic, index); |
162 if (ref == NULL) { | |
163 return NGX_ERROR; | |
164 } | |
165 | |
166 dt = ngx_http_v3_get_dynamic_table(c); | |
167 if (dt == NULL) { | |
168 return NGX_ERROR; | |
169 } | |
170 | |
171 h = ngx_array_push(dt); | |
172 if (h == NULL) { | |
173 return NGX_ERROR; | |
174 } | |
175 | |
176 h->name = ref->name; | |
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parents:
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177 |
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178 h->value.data = ngx_pstrdup(pc->pool, value); |
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179 if (h->value.data == NULL) { |
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180 h->value.len = 0; |
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181 return NGX_ERROR; |
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182 } |
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183 |
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184 h->value.len = value->len; |
8215 | 185 |
186 if (ngx_http_v3_new_header(c) != NGX_OK) { | |
187 return NGX_ERROR; | |
188 } | |
189 | |
190 return NGX_OK; | |
191 } | |
192 | |
193 | |
194 ngx_int_t | |
195 ngx_http_v3_insert(ngx_connection_t *c, ngx_str_t *name, | |
196 ngx_str_t *value) | |
197 { | |
198 ngx_array_t *dt; | |
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parents:
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199 ngx_connection_t *pc; |
8215 | 200 ngx_http_v3_header_t *h; |
201 | |
202 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
203 "http3 insert \"%V\":\"%V\"", name, value); | |
204 | |
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205 pc = c->qs->parent; |
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206 |
8215 | 207 dt = ngx_http_v3_get_dynamic_table(c); |
208 if (dt == NULL) { | |
209 return NGX_ERROR; | |
210 } | |
211 | |
212 h = ngx_array_push(dt); | |
213 if (h == NULL) { | |
214 return NGX_ERROR; | |
215 } | |
216 | |
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217 h->name.data = ngx_pstrdup(pc->pool, name); |
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218 if (h->name.data == NULL) { |
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219 h->name.len = 0; |
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220 h->value.len = 0; |
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221 return NGX_ERROR; |
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222 } |
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223 |
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224 h->name.len = name->len; |
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225 |
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226 h->value.data = ngx_pstrdup(pc->pool, value); |
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227 if (h->value.data == NULL) { |
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228 h->value.len = 0; |
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229 return NGX_ERROR; |
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230 } |
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231 |
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232 h->value.len = value->len; |
8215 | 233 |
234 if (ngx_http_v3_new_header(c) != NGX_OK) { | |
235 return NGX_ERROR; | |
236 } | |
237 | |
238 return NGX_OK; | |
239 } | |
240 | |
241 | |
242 ngx_int_t | |
243 ngx_http_v3_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
244 { | |
245 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
246 "http3 set capacity %ui", capacity); | |
247 | |
248 /* XXX ignore capacity */ | |
249 | |
250 return NGX_OK; | |
251 } | |
252 | |
253 | |
254 ngx_int_t | |
255 ngx_http_v3_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
256 { | |
257 ngx_array_t *dt; | |
258 ngx_http_v3_header_t *ref, *h; | |
259 | |
260 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 duplicate %ui", index); | |
261 | |
262 ref = ngx_http_v3_lookup_table(c, 1, index); | |
263 if (ref == NULL) { | |
264 return NGX_ERROR; | |
265 } | |
266 | |
267 dt = ngx_http_v3_get_dynamic_table(c); | |
268 if (dt == NULL) { | |
269 return NGX_ERROR; | |
270 } | |
271 | |
272 h = ngx_array_push(dt); | |
273 if (h == NULL) { | |
274 return NGX_ERROR; | |
275 } | |
276 | |
277 *h = *ref; | |
278 | |
279 if (ngx_http_v3_new_header(c) != NGX_OK) { | |
280 return NGX_ERROR; | |
281 } | |
282 | |
283 return NGX_OK; | |
284 } | |
285 | |
286 | |
287 ngx_int_t | |
288 ngx_http_v3_ack_header(ngx_connection_t *c, ngx_uint_t stream_id) | |
289 { | |
290 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
291 "http3 ack header %ui", stream_id); | |
292 | |
293 /* XXX */ | |
294 | |
295 return NGX_OK; | |
296 } | |
297 | |
298 | |
299 ngx_int_t | |
300 ngx_http_v3_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) | |
301 { | |
302 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
303 "http3 cancel stream %ui", stream_id); | |
304 | |
305 /* XXX */ | |
306 | |
307 return NGX_OK; | |
308 } | |
309 | |
310 | |
311 ngx_int_t | |
312 ngx_http_v3_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
313 { | |
314 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
315 "http3 increment insert count %ui", inc); | |
316 | |
317 /* XXX */ | |
318 | |
319 return NGX_OK; | |
320 } | |
321 | |
322 | |
323 static ngx_array_t * | |
324 ngx_http_v3_get_dynamic_table(ngx_connection_t *c) | |
325 { | |
326 ngx_connection_t *pc; | |
327 ngx_http_v3_connection_t *h3c; | |
328 | |
329 pc = c->qs->parent; | |
330 h3c = pc->data; | |
331 | |
332 if (h3c->dynamic) { | |
333 return h3c->dynamic; | |
334 } | |
335 | |
336 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 create dynamic table"); | |
337 | |
338 h3c->dynamic = ngx_array_create(pc->pool, 1, sizeof(ngx_http_v3_header_t)); | |
339 | |
340 return h3c->dynamic; | |
341 } | |
342 | |
343 | |
344 ngx_http_v3_header_t * | |
345 ngx_http_v3_lookup_table(ngx_connection_t *c, ngx_uint_t dynamic, | |
346 ngx_uint_t index) | |
347 { | |
348 ngx_uint_t nelts; | |
349 ngx_array_t *dt; | |
350 ngx_http_v3_header_t *table; | |
351 | |
352 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 lookup %s[%ui]", | |
353 dynamic ? "dynamic" : "static", index); | |
354 | |
355 if (dynamic) { | |
356 dt = ngx_http_v3_get_dynamic_table(c); | |
357 if (dt == NULL) { | |
358 return NULL; | |
359 } | |
360 | |
361 table = dt->elts; | |
362 nelts = dt->nelts; | |
363 | |
364 } else { | |
365 table = ngx_http_v3_static_table; | |
366 nelts = sizeof(ngx_http_v3_static_table) | |
367 / sizeof(ngx_http_v3_static_table[0]); | |
368 } | |
369 | |
370 if (index >= nelts) { | |
371 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
372 "http3 lookup out of bounds: %ui", nelts); | |
373 return NULL; | |
374 } | |
375 | |
376 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 lookup \"%V\":\"%V\"", | |
377 &table[index].name, &table[index].value); | |
378 | |
379 return &table[index]; | |
380 } | |
381 | |
382 | |
383 ngx_int_t | |
384 ngx_http_v3_check_insert_count(ngx_connection_t *c, ngx_uint_t insert_count) | |
385 { | |
386 size_t n; | |
387 ngx_http_v3_connection_t *h3c; | |
388 | |
389 h3c = c->qs->parent->data; | |
390 n = h3c->dynamic ? h3c->dynamic->nelts : 0; | |
391 | |
392 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
393 "http3 check insert count %ui/%ui", insert_count, n); | |
394 | |
395 if (n < insert_count) { | |
396 /* XXX how to get notified? */ | |
397 /* XXX wake all streams on any arrival to the encoder stream? */ | |
398 return NGX_AGAIN; | |
399 } | |
400 | |
401 return NGX_OK; | |
402 } | |
403 | |
404 | |
405 static ngx_int_t | |
406 ngx_http_v3_new_header(ngx_connection_t *c) | |
407 { | |
408 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 new dynamic header"); | |
409 | |
410 /* XXX report all waiting streams of a new header */ | |
411 | |
412 return NGX_OK; | |
413 } | |
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414 |
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415 |
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416 ngx_int_t |
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417 ngx_http_v3_set_param(ngx_connection_t *c, uint64_t id, uint64_t value) |
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418 { |
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419 switch (id) { |
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420 |
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421 case NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY: |
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422 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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423 "http3 param QPACK_MAX_TABLE_CAPACITY:%uL", value); |
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424 break; |
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425 |
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426 case NGX_HTTP_V3_PARAM_MAX_HEADER_LIST_SIZE: |
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427 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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428 "http3 param SETTINGS_MAX_HEADER_LIST_SIZE:%uL", value); |
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429 break; |
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430 |
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431 case NGX_HTTP_V3_PARAM_BLOCKED_STREAMS: |
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432 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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433 "http3 param QPACK_BLOCKED_STREAMS:%uL", value); |
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434 break; |
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435 |
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436 default: |
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437 |
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438 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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439 "http3 param #%uL:%uL", id, value); |
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440 } |
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441 |
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442 return NGX_OK; |
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443 } |