Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_request.c @ 8451:908cae4f3078 quic
HTTP/3: do not emit a DATA frame header for header_only responses.
This resulted in the frame error due to the invalid DATA frame length.
| author | Sergey Kandaurov <pluknet@nginx.com> |
|---|---|
| date | Thu, 25 Jun 2020 20:31:13 +0300 |
| parents | 5b367070cc9c |
| children | a6675a976560 |
| 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_int_t ngx_http_v3_process_pseudo_header(ngx_http_request_t *r, | |
| 14 ngx_str_t *name, ngx_str_t *value); | |
| 15 | |
| 16 | |
| 17 struct { | |
| 18 ngx_str_t name; | |
| 19 ngx_uint_t method; | |
| 20 } ngx_http_v3_methods[] = { | |
| 21 | |
| 22 { ngx_string("GET"), NGX_HTTP_GET }, | |
| 23 { ngx_string("POST"), NGX_HTTP_POST }, | |
| 24 { ngx_string("HEAD"), NGX_HTTP_HEAD }, | |
| 25 { ngx_string("OPTIONS"), NGX_HTTP_OPTIONS }, | |
| 26 { ngx_string("PROPFIND"), NGX_HTTP_PROPFIND }, | |
| 27 { ngx_string("PUT"), NGX_HTTP_PUT }, | |
| 28 { ngx_string("MKCOL"), NGX_HTTP_MKCOL }, | |
| 29 { ngx_string("DELETE"), NGX_HTTP_DELETE }, | |
| 30 { ngx_string("COPY"), NGX_HTTP_COPY }, | |
| 31 { ngx_string("MOVE"), NGX_HTTP_MOVE }, | |
| 32 { ngx_string("PROPPATCH"), NGX_HTTP_PROPPATCH }, | |
| 33 { ngx_string("LOCK"), NGX_HTTP_LOCK }, | |
| 34 { ngx_string("UNLOCK"), NGX_HTTP_UNLOCK }, | |
| 35 { ngx_string("PATCH"), NGX_HTTP_PATCH }, | |
| 36 { ngx_string("TRACE"), NGX_HTTP_TRACE } | |
| 37 }; | |
| 38 | |
| 39 | |
| 40 ngx_int_t | |
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41 ngx_http_v3_parse_request(ngx_http_request_t *r, ngx_buf_t *b) |
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42 { |
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43 size_t len; |
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44 u_char *p; |
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45 ngx_int_t rc, n; |
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46 ngx_str_t *name, *value; |
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47 ngx_connection_t *c; |
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48 ngx_http_v3_parse_headers_t *st; |
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49 |
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50 c = r->connection; |
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51 st = r->h3_parse; |
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52 |
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53 if (st == NULL) { |
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54 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header"); |
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55 |
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56 st = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_parse_headers_t)); |
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57 if (st == NULL) { |
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58 goto failed; |
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59 } |
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60 |
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61 r->h3_parse = st; |
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62 r->parse_start = b->pos; |
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63 r->state = 1; |
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64 } |
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65 |
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66 while (b->pos < b->last) { |
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67 rc = ngx_http_v3_parse_headers(c, st, *b->pos++); |
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68 |
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69 if (rc == NGX_ERROR) { |
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70 goto failed; |
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71 } |
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72 |
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73 if (rc == NGX_AGAIN) { |
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74 continue; |
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75 } |
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76 |
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77 name = &st->header_rep.header.name; |
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78 value = &st->header_rep.header.value; |
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79 |
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80 n = ngx_http_v3_process_pseudo_header(r, name, value); |
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81 |
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82 if (n == NGX_ERROR) { |
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83 goto failed; |
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84 } |
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85 |
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86 if (n == NGX_OK && rc == NGX_OK) { |
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87 continue; |
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88 } |
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89 |
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90 len = (r->method_end - r->method_start) + 1 |
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91 + (r->uri_end - r->uri_start) + 1 |
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92 + sizeof("HTTP/3") - 1; |
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93 |
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94 p = ngx_pnalloc(c->pool, len); |
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95 if (p == NULL) { |
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96 goto failed; |
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97 } |
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98 |
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99 r->request_start = p; |
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100 |
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101 p = ngx_cpymem(p, r->method_start, r->method_end - r->method_start); |
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102 *p++ = ' '; |
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103 p = ngx_cpymem(p, r->uri_start, r->uri_end - r->uri_start); |
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104 *p++ = ' '; |
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105 p = ngx_cpymem(p, "HTTP/3", sizeof("HTTP/3") - 1); |
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106 |
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107 r->request_end = p; |
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108 |
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109 return NGX_OK; |
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110 } |
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111 |
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112 return NGX_AGAIN; |
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113 |
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114 failed: |
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115 |
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116 return NGX_HTTP_PARSE_INVALID_REQUEST; |
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117 } |
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118 |
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119 |
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120 ngx_int_t |
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121 ngx_http_v3_parse_header(ngx_http_request_t *r, ngx_buf_t *b, |
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122 ngx_uint_t allow_underscores) |
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123 { |
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124 u_char ch; |
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125 ngx_int_t rc; |
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126 ngx_str_t *name, *value; |
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127 ngx_uint_t hash, i, n; |
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128 ngx_connection_t *c; |
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129 ngx_http_v3_parse_headers_t *st; |
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130 |
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131 c = r->connection; |
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132 st = r->h3_parse; |
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133 |
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134 if (st->header_rep.state == 0) { |
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135 r->parse_start = b->pos; |
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136 r->invalid_header = 0; |
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137 } |
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138 |
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139 if (st->state == 0) { |
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140 if (r->header_name_start == NULL) { |
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141 name = &st->header_rep.header.name; |
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142 |
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143 if (name->len && name->data[0] != ':') { |
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144 goto done; |
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145 } |
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|
146 } |
|
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|
147 |
|
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148 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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149 "http3 parse header done"); |
|
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diff
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|
150 |
|
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|
151 return NGX_HTTP_PARSE_HEADER_DONE; |
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|
152 } |
|
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|
153 |
|
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|
154 while (b->pos < b->last) { |
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|
155 rc = ngx_http_v3_parse_headers(c, st, *b->pos++); |
|
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diff
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|
156 |
|
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|
157 if (rc == NGX_ERROR) { |
|
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|
158 return NGX_HTTP_PARSE_INVALID_HEADER; |
|
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|
159 } |
|
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|
160 |
|
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|
161 if (rc != NGX_AGAIN) { |
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|
162 goto done; |
|
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|
163 } |
|
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|
164 } |
|
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|
165 |
|
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|
166 return NGX_AGAIN; |
|
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|
167 |
|
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diff
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|
168 done: |
|
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|
169 |
|
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|
170 name = &st->header_rep.header.name; |
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|
171 value = &st->header_rep.header.value; |
|
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172 |
|
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|
173 r->header_name_start = name->data; |
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174 r->header_name_end = name->data + name->len; |
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|
175 r->header_start = value->data; |
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|
176 r->header_end = value->data + value->len; |
|
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|
177 |
|
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|
178 hash = 0; |
|
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|
179 i = 0; |
|
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|
180 |
|
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|
181 for (n = 0; n < name->len; n++) { |
|
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|
182 ch = name->data[n]; |
|
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|
183 |
|
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|
184 if (ch >= 'A' && ch <= 'Z') { |
|
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|
185 /* |
|
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|
186 * A request or response containing uppercase |
|
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187 * header field names MUST be treated as malformed |
|
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|
188 */ |
|
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|
189 return NGX_HTTP_PARSE_INVALID_HEADER; |
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|
190 } |
|
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|
191 |
|
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|
192 if (ch == '\0') { |
|
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193 return NGX_HTTP_PARSE_INVALID_HEADER; |
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|
194 } |
|
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195 |
|
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|
196 if (ch == '_' && !allow_underscores) { |
|
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|
197 r->invalid_header = 1; |
|
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|
198 continue; |
|
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|
199 } |
|
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|
200 |
|
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|
201 if ((ch < 'a' || ch > 'z') |
|
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|
202 && (ch < '0' || ch > '9') |
|
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|
203 && ch != '-' && ch != '_') |
|
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diff
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|
204 { |
|
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|
205 r->invalid_header = 1; |
|
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|
206 continue; |
|
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|
207 } |
|
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|
208 |
|
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|
209 hash = ngx_hash(hash, ch); |
|
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diff
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|
210 r->lowcase_header[i++] = ch; |
|
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diff
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|
211 i &= (NGX_HTTP_LC_HEADER_LEN - 1); |
|
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|
212 } |
|
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|
213 |
|
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|
214 r->header_hash = hash; |
|
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diff
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|
215 r->lowcase_index = i; |
|
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|
216 |
|
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|
217 return NGX_OK; |
|
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|
218 } |
|
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diff
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|
219 |
| 8215 | 220 |
| 221 static ngx_int_t | |
| 222 ngx_http_v3_process_pseudo_header(ngx_http_request_t *r, ngx_str_t *name, | |
| 223 ngx_str_t *value) | |
| 224 { | |
| 225 ngx_uint_t i; | |
| 226 ngx_connection_t *c; | |
| 227 | |
|
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|
228 if (name->len == 0 || name->data[0] != ':') { |
|
8233
1e45c02f6376
HTTP/3 $request_line variable.
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diff
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|
229 return NGX_DONE; |
|
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|
230 } |
|
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diff
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|
231 |
| 8215 | 232 c = r->connection; |
| 233 | |
| 234 if (name->len == 7 && ngx_strncmp(name->data, ":method", 7) == 0) { | |
| 235 r->method_start = value->data; | |
| 236 r->method_end = value->data + value->len; | |
| 237 | |
| 238 for (i = 0; i < sizeof(ngx_http_v3_methods) | |
| 239 / sizeof(ngx_http_v3_methods[0]); i++) | |
| 240 { | |
| 241 if (value->len == ngx_http_v3_methods[i].name.len | |
| 242 && ngx_strncmp(value->data, ngx_http_v3_methods[i].name.data, | |
| 243 value->len) == 0) | |
| 244 { | |
| 245 r->method = ngx_http_v3_methods[i].method; | |
| 246 break; | |
| 247 } | |
| 248 } | |
| 249 | |
| 250 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 251 "http3 method \"%V\" %ui", value, r->method); | |
| 252 return NGX_OK; | |
| 253 } | |
| 254 | |
| 255 if (name->len == 5 && ngx_strncmp(name->data, ":path", 5) == 0) { | |
| 256 r->uri_start = value->data; | |
| 257 r->uri_end = value->data + value->len; | |
| 258 | |
| 259 if (ngx_http_parse_uri(r) != NGX_OK) { | |
| 260 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 261 "client sent invalid :path header: \"%V\"", value); | |
| 262 return NGX_ERROR; | |
| 263 } | |
| 264 | |
| 265 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 266 "http3 path \"%V\"", value); | |
| 267 | |
| 268 return NGX_OK; | |
| 269 } | |
| 270 | |
| 271 if (name->len == 7 && ngx_strncmp(name->data, ":scheme", 7) == 0) { | |
| 272 r->schema_start = value->data; | |
| 273 r->schema_end = value->data + value->len; | |
| 274 | |
| 275 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 276 "http3 schema \"%V\"", value); | |
| 277 | |
| 278 return NGX_OK; | |
| 279 } | |
| 280 | |
| 281 if (name->len == 10 && ngx_strncmp(name->data, ":authority", 10) == 0) { | |
| 282 r->host_start = value->data; | |
| 283 r->host_end = value->data + value->len; | |
| 284 | |
| 285 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 286 "http3 authority \"%V\"", value); | |
| 287 | |
| 288 return NGX_OK; | |
| 289 } | |
| 290 | |
|
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|
291 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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Refactored HTTP/3 parser.
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diff
changeset
|
292 "http3 unknown pseudo header \"%V\" \"%V\"", name, value); |
| 8215 | 293 |
|
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|
294 return NGX_OK; |
| 8215 | 295 } |
| 296 | |
| 297 | |
|
8295
5649079a41f4
Parsing HTTP/3 request body.
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diff
changeset
|
298 ngx_int_t |
|
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|
299 ngx_http_v3_parse_request_body(ngx_http_request_t *r, ngx_buf_t *b, |
|
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|
300 ngx_http_chunked_t *ctx) |
|
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diff
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|
301 { |
|
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diff
changeset
|
302 ngx_int_t rc; |
|
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diff
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|
303 ngx_connection_t *c; |
|
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diff
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|
304 ngx_http_v3_parse_data_t *st; |
|
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|
305 |
|
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diff
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|
306 c = r->connection; |
|
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Parsing HTTP/3 request body.
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diff
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|
307 st = ctx->h3_parse; |
|
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diff
changeset
|
308 |
|
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diff
changeset
|
309 if (st == NULL) { |
|
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diff
changeset
|
310 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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Parsing HTTP/3 request body.
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diff
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|
311 "http3 parse request body"); |
|
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diff
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|
312 |
|
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diff
changeset
|
313 st = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_parse_data_t)); |
|
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diff
changeset
|
314 if (st == NULL) { |
|
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8292
diff
changeset
|
315 goto failed; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
316 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
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8292
diff
changeset
|
317 |
|
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Parsing HTTP/3 request body.
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8292
diff
changeset
|
318 r->h3_parse = st; |
|
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Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
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8292
diff
changeset
|
319 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
320 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
321 if (ctx->size) { |
|
8329
7bd334b8d91a
HTTP/3: fixed reading request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8295
diff
changeset
|
322 ctx->length = ctx->size + 1; |
|
7bd334b8d91a
HTTP/3: fixed reading request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8295
diff
changeset
|
323 return (b->pos == b->last) ? NGX_AGAIN : NGX_OK; |
|
8295
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
324 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
325 |
|
5649079a41f4
Parsing HTTP/3 request body.
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parents:
8292
diff
changeset
|
326 while (b->pos < b->last) { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
327 rc = ngx_http_v3_parse_data(c, st, *b->pos++); |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
328 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
329 if (rc == NGX_ERROR) { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
330 goto failed; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
331 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
332 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
333 if (rc == NGX_AGAIN) { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
334 continue; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
335 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
336 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
337 /* rc == NGX_DONE */ |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
338 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
339 ctx->size = st->length; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
340 return NGX_OK; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
341 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
342 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
343 if (!b->last_buf) { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
344 ctx->length = 1; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
345 return NGX_AGAIN; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
346 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
347 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
348 if (st->state) { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
349 goto failed; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
350 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
351 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
352 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header done"); |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
353 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
354 return NGX_DONE; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
355 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
356 failed: |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
357 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
358 return NGX_ERROR; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
359 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
360 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
8292
diff
changeset
|
361 |
| 8215 | 362 ngx_chain_t * |
| 363 ngx_http_v3_create_header(ngx_http_request_t *r) | |
| 364 { | |
| 365 u_char *p; | |
|
8253
69365c7bb07f
Removed unused variable.
Roman Arutyunyan <arut@nginx.com>
parents:
8238
diff
changeset
|
366 size_t len, n; |
| 8215 | 367 ngx_buf_t *b; |
| 368 ngx_uint_t i, j; | |
| 369 ngx_chain_t *hl, *cl, *bl; | |
| 370 ngx_list_part_t *part; | |
| 371 ngx_table_elt_t *header; | |
| 372 ngx_connection_t *c; | |
| 373 ngx_http_core_loc_conf_t *clcf; | |
| 374 | |
| 375 c = r->connection; | |
| 376 | |
| 377 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 create header"); | |
| 378 | |
| 8291 | 379 len = 2; |
| 8215 | 380 |
| 381 if (r->headers_out.status == NGX_HTTP_OK) { | |
| 382 len += ngx_http_v3_encode_prefix_int(NULL, 25, 6); | |
| 383 | |
| 384 } else { | |
| 385 len += 3 + ngx_http_v3_encode_prefix_int(NULL, 25, 4) | |
| 386 + ngx_http_v3_encode_prefix_int(NULL, 3, 7); | |
| 387 } | |
| 388 | |
| 389 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 390 | |
| 391 if (r->headers_out.server == NULL) { | |
| 392 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { | |
| 393 n = sizeof(NGINX_VER) - 1; | |
| 394 | |
| 395 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { | |
| 396 n = sizeof(NGINX_VER_BUILD) - 1; | |
| 397 | |
| 398 } else { | |
| 399 n = sizeof("nginx") - 1; | |
| 400 } | |
| 401 | |
| 402 len += ngx_http_v3_encode_prefix_int(NULL, 92, 4) | |
| 403 + ngx_http_v3_encode_prefix_int(NULL, n, 7) + n; | |
| 404 } | |
| 405 | |
| 406 if (r->headers_out.date == NULL) { | |
| 407 len += ngx_http_v3_encode_prefix_int(NULL, 6, 4) | |
| 408 + ngx_http_v3_encode_prefix_int(NULL, ngx_cached_http_time.len, | |
| 409 7) | |
| 410 + ngx_cached_http_time.len; | |
| 411 } | |
| 412 | |
| 413 if (r->headers_out.content_type.len) { | |
| 414 n = r->headers_out.content_type.len; | |
| 415 | |
| 416 if (r->headers_out.content_type_len == r->headers_out.content_type.len | |
| 417 && r->headers_out.charset.len) | |
| 418 { | |
| 419 n += sizeof("; charset=") - 1 + r->headers_out.charset.len; | |
| 420 } | |
| 421 | |
| 422 len += ngx_http_v3_encode_prefix_int(NULL, 53, 4) | |
| 423 + ngx_http_v3_encode_prefix_int(NULL, n, 7) + n; | |
| 424 } | |
| 425 | |
|
8238
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
426 if (r->headers_out.content_length_n > 0) { |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
427 len += ngx_http_v3_encode_prefix_int(NULL, 4, 4) + 1 + NGX_OFF_T_LEN; |
| 8215 | 428 |
|
8238
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
429 } else if (r->headers_out.content_length_n == 0) { |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
430 len += ngx_http_v3_encode_prefix_int(NULL, 4, 6); |
| 8215 | 431 } |
| 432 | |
| 433 if (r->headers_out.last_modified == NULL | |
| 434 && r->headers_out.last_modified_time != -1) | |
| 435 { | |
| 436 len += ngx_http_v3_encode_prefix_int(NULL, 10, 4) + 1 | |
| 437 + sizeof("Last-Modified: Mon, 28 Sep 1970 06:00:00 GMT"); | |
| 438 } | |
| 439 | |
| 440 /* XXX location */ | |
| 441 | |
| 442 #if (NGX_HTTP_GZIP) | |
| 443 if (r->gzip_vary) { | |
| 444 if (clcf->gzip_vary) { | |
| 445 /* Vary: Accept-Encoding */ | |
| 446 len += ngx_http_v3_encode_prefix_int(NULL, 59, 6); | |
| 447 | |
| 448 } else { | |
| 449 r->gzip_vary = 0; | |
| 450 } | |
| 451 } | |
| 452 #endif | |
| 453 | |
| 454 part = &r->headers_out.headers.part; | |
| 455 header = part->elts; | |
| 456 | |
| 457 for (i = 0; /* void */; i++) { | |
| 458 | |
| 459 if (i >= part->nelts) { | |
| 460 if (part->next == NULL) { | |
| 461 break; | |
| 462 } | |
| 463 | |
| 464 part = part->next; | |
| 465 header = part->elts; | |
| 466 i = 0; | |
| 467 } | |
| 468 | |
| 469 if (header[i].hash == 0) { | |
| 470 continue; | |
| 471 } | |
| 472 | |
| 473 len += ngx_http_v3_encode_prefix_int(NULL, header[i].key.len, 3) | |
| 474 + header[i].key.len | |
| 475 + ngx_http_v3_encode_prefix_int(NULL, header[i].value.len, 7 ) | |
| 476 + header[i].value.len; | |
| 477 } | |
| 478 | |
| 479 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 header len:%uz", len); | |
| 480 | |
| 481 b = ngx_create_temp_buf(r->pool, len); | |
| 482 if (b == NULL) { | |
| 483 return NULL; | |
| 484 } | |
| 485 | |
| 486 *b->last++ = 0; | |
| 487 *b->last++ = 0; | |
| 488 | |
| 489 if (r->headers_out.status == NGX_HTTP_OK) { | |
| 490 /* :status: 200 */ | |
| 491 *b->last = 0xc0; | |
| 492 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 25, 6); | |
| 493 | |
| 494 } else { | |
| 495 /* :status: 200 */ | |
| 496 *b->last = 0x70; | |
| 497 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 25, 4); | |
| 498 *b->last = 0; | |
| 499 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 3, 7); | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8219
diff
changeset
|
500 b->last = ngx_sprintf(b->last, "%03ui", r->headers_out.status); |
| 8215 | 501 } |
| 502 | |
| 503 if (r->headers_out.server == NULL) { | |
| 504 if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { | |
| 505 p = (u_char *) NGINX_VER; | |
| 506 n = sizeof(NGINX_VER) - 1; | |
| 507 | |
| 508 } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { | |
| 509 p = (u_char *) NGINX_VER_BUILD; | |
| 510 n = sizeof(NGINX_VER_BUILD) - 1; | |
| 511 | |
| 512 } else { | |
| 513 p = (u_char *) "nginx"; | |
| 514 n = sizeof("nginx") - 1; | |
| 515 } | |
| 516 | |
| 517 /* server */ | |
| 518 *b->last = 0x70; | |
| 519 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 92, 4); | |
| 520 *b->last = 0; | |
| 521 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, n, 7); | |
| 522 b->last = ngx_cpymem(b->last, p, n); | |
| 523 } | |
| 524 | |
| 525 if (r->headers_out.date == NULL) { | |
| 526 /* date */ | |
| 527 *b->last = 0x70; | |
| 528 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 6, 4); | |
| 529 *b->last = 0; | |
| 530 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, | |
| 531 ngx_cached_http_time.len, 7); | |
| 532 b->last = ngx_cpymem(b->last, ngx_cached_http_time.data, | |
| 533 ngx_cached_http_time.len); | |
| 534 } | |
| 535 | |
| 536 if (r->headers_out.content_type.len) { | |
| 537 n = r->headers_out.content_type.len; | |
| 538 | |
| 539 if (r->headers_out.content_type_len == r->headers_out.content_type.len | |
| 540 && r->headers_out.charset.len) | |
| 541 { | |
| 542 n += sizeof("; charset=") - 1 + r->headers_out.charset.len; | |
| 543 } | |
| 544 | |
| 545 /* content-type: text/plain */ | |
| 546 *b->last = 0x70; | |
| 547 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 53, 4); | |
| 548 *b->last = 0; | |
| 549 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, n, 7); | |
| 550 | |
| 551 p = b->last; | |
| 552 b->last = ngx_copy(b->last, r->headers_out.content_type.data, | |
| 553 r->headers_out.content_type.len); | |
| 554 | |
| 555 if (r->headers_out.content_type_len == r->headers_out.content_type.len | |
| 556 && r->headers_out.charset.len) | |
| 557 { | |
| 558 b->last = ngx_cpymem(b->last, "; charset=", | |
| 559 sizeof("; charset=") - 1); | |
| 560 b->last = ngx_copy(b->last, r->headers_out.charset.data, | |
| 561 r->headers_out.charset.len); | |
| 562 | |
| 563 /* update r->headers_out.content_type for possible logging */ | |
| 564 | |
| 565 r->headers_out.content_type.len = b->last - p; | |
| 566 r->headers_out.content_type.data = p; | |
| 567 } | |
| 568 } | |
| 569 | |
|
8238
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
570 if (r->headers_out.content_length_n > 0) { |
| 8215 | 571 /* content-length: 0 */ |
| 572 *b->last = 0x70; | |
| 573 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 4, 4); | |
| 574 p = b->last++; | |
| 575 b->last = ngx_sprintf(b->last, "%O", r->headers_out.content_length_n); | |
| 576 *p = b->last - p - 1; | |
|
8238
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
577 |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
578 } else if (r->headers_out.content_length_n == 0) { |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
579 /* content-length: 0 */ |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
580 *b->last = 0xc0; |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
581 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 4, 6); |
| 8215 | 582 } |
| 583 | |
| 584 if (r->headers_out.last_modified == NULL | |
| 585 && r->headers_out.last_modified_time != -1) | |
| 586 { | |
| 587 /* last-modified */ | |
| 588 *b->last = 0x70; | |
| 589 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 10, 4); | |
| 590 p = b->last++; | |
| 591 b->last = ngx_http_time(b->last, r->headers_out.last_modified_time); | |
| 592 *p = b->last - p - 1; | |
| 593 } | |
| 594 | |
| 595 #if (NGX_HTTP_GZIP) | |
| 596 if (r->gzip_vary) { | |
| 597 /* vary: accept-encoding */ | |
| 598 *b->last = 0xc0; | |
| 599 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, 59, 6); | |
| 600 } | |
| 601 #endif | |
| 602 | |
| 603 part = &r->headers_out.headers.part; | |
| 604 header = part->elts; | |
| 605 | |
| 606 for (i = 0; /* void */; i++) { | |
| 607 | |
| 608 if (i >= part->nelts) { | |
| 609 if (part->next == NULL) { | |
| 610 break; | |
| 611 } | |
| 612 | |
| 613 part = part->next; | |
| 614 header = part->elts; | |
| 615 i = 0; | |
| 616 } | |
| 617 | |
| 618 if (header[i].hash == 0) { | |
| 619 continue; | |
| 620 } | |
| 621 | |
| 622 *b->last = 0x30; | |
| 623 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, | |
| 624 header[i].key.len, | |
| 625 3); | |
| 626 for (j = 0; j < header[i].key.len; j++) { | |
| 627 *b->last++ = ngx_tolower(header[i].key.data[j]); | |
| 628 } | |
| 629 | |
| 630 *b->last = 0; | |
| 631 b->last = (u_char *) ngx_http_v3_encode_prefix_int(b->last, | |
| 632 header[i].value.len, | |
| 633 7); | |
| 634 b->last = ngx_copy(b->last, header[i].value.data, header[i].value.len); | |
| 635 } | |
| 636 | |
|
8238
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
637 if (r->header_only) { |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
638 b->last_buf = 1; |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
639 } |
|
a3257a725b3d
Fixed header creation for header_only responses in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8233
diff
changeset
|
640 |
| 8215 | 641 cl = ngx_alloc_chain_link(c->pool); |
| 642 if (cl == NULL) { | |
| 643 return NULL; | |
| 644 } | |
| 645 | |
| 646 cl->buf = b; | |
| 647 cl->next = NULL; | |
| 648 | |
| 649 n = b->last - b->pos; | |
| 650 | |
| 651 len = 1 + ngx_http_v3_encode_varlen_int(NULL, n); | |
| 652 | |
| 653 b = ngx_create_temp_buf(c->pool, len); | |
| 654 if (b == NULL) { | |
| 655 return NULL; | |
| 656 } | |
| 657 | |
| 658 *b->last++ = NGX_HTTP_V3_FRAME_HEADERS; | |
| 659 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last, n); | |
| 660 | |
| 661 hl = ngx_alloc_chain_link(c->pool); | |
| 662 if (hl == NULL) { | |
| 663 return NULL; | |
| 664 } | |
| 665 | |
| 666 hl->buf = b; | |
| 667 hl->next = cl; | |
| 668 | |
|
8451
908cae4f3078
HTTP/3: do not emit a DATA frame header for header_only responses.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8408
diff
changeset
|
669 if (r->headers_out.content_length_n >= 0 && !r->header_only) { |
| 8215 | 670 len = 1 + ngx_http_v3_encode_varlen_int(NULL, |
| 671 r->headers_out.content_length_n); | |
| 672 | |
| 673 b = ngx_create_temp_buf(c->pool, len); | |
| 674 if (b == NULL) { | |
| 8394 | 675 return NULL; |
| 8215 | 676 } |
| 677 | |
| 678 *b->last++ = NGX_HTTP_V3_FRAME_DATA; | |
| 679 b->last = (u_char *) ngx_http_v3_encode_varlen_int(b->last, | |
| 680 r->headers_out.content_length_n); | |
| 681 | |
| 682 bl = ngx_alloc_chain_link(c->pool); | |
| 683 if (bl == NULL) { | |
| 684 return NULL; | |
| 685 } | |
| 686 | |
| 687 bl->buf = b; | |
| 688 bl->next = NULL; | |
| 689 cl->next = bl; | |
| 690 } | |
| 691 | |
| 692 return hl; | |
| 693 } | |
|
8292
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
694 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
695 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
696 ngx_chain_t * |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
697 ngx_http_v3_create_trailers(ngx_http_request_t *r) |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
698 { |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
699 ngx_buf_t *b; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
700 ngx_chain_t *cl; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
701 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
702 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
703 "http3 create trailers"); |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
704 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
705 /* XXX */ |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
706 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
707 b = ngx_calloc_buf(r->pool); |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
708 if (b == NULL) { |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
709 return NULL; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
710 } |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
711 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
712 b->last_buf = 1; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
713 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
714 cl = ngx_alloc_chain_link(r->pool); |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
715 if (cl == NULL) { |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
716 return NULL; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
717 } |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
718 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
719 cl->buf = b; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
720 cl->next = NULL; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
721 |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
722 return cl; |
|
46e3542d51b3
Chunked response body in HTTP/3.
Roman Arutyunyan <arut@nginx.com>
parents:
8291
diff
changeset
|
723 } |