Mercurial > hg > nginx
annotate src/http/modules/proxy/ngx_http_proxy_header.c @ 208:0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 08 Dec 2003 20:48:12 +0000 |
parents | 02a715e85df1 |
children | 87e73f067470 |
rev | line source |
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170
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nginx-0.0.1-2003-11-03-01:56:18 import
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 #include <ngx_http.h> |
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5 #include <ngx_http_proxy_handler.h> |
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6 |
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7 |
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8 static int ngx_http_proxy_rewrite_location_header(ngx_http_proxy_ctx_t *p, |
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9 ngx_table_elt_t *loc); |
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10 |
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11 int ngx_http_proxy_copy_header(ngx_http_proxy_ctx_t *p, |
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12 ngx_http_proxy_headers_in_t *headers_in) |
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13 { |
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14 int i; |
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15 ngx_table_elt_t *ho, *h; |
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16 ngx_http_request_t *r; |
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17 |
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18 r = p->request; |
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19 |
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20 h = headers_in->headers->elts; |
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21 for (i = 0; i < headers_in->headers->nelts; i++) { |
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22 |
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23 if (&h[i] == headers_in->connection) { |
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24 continue; |
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25 } |
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27 if (p->accel) { |
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28 if (&h[i] == headers_in->date |
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29 || &h[i] == headers_in->accept_ranges) { |
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30 continue; |
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31 } |
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32 |
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33 if (&h[i] == headers_in->x_accel_expires |
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34 && !p->lcf->pass_x_accel_expires) |
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35 { |
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36 continue; |
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37 } |
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38 |
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39 if (&h[i] == headers_in->server && !p->lcf->pass_server) { |
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40 continue; |
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41 } |
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42 |
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43 if (&h[i] == headers_in->location) { |
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44 if (ngx_http_proxy_rewrite_location_header(p, &h[i]) |
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45 == NGX_ERROR) |
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46 { |
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47 return NGX_ERROR; |
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48 } |
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49 |
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50 continue; |
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51 } |
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52 } |
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53 |
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54 if (&h[i] == headers_in->content_type) { |
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55 r->headers_out.content_type = &h[i]; |
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56 r->headers_out.content_type->key.len = 0; |
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57 continue; |
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58 } |
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59 |
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60 if (!(ho = ngx_http_add_header(&r->headers_out, ngx_http_headers_out))) |
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61 { |
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62 return NGX_ERROR; |
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63 } |
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64 |
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65 *ho = h[i]; |
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66 |
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67 /* |
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68 * ngx_http_header_filter() does not handle specially |
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69 * the following headers if they are set: |
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70 * r->headers_out.server, |
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71 * r->headers_out.date, |
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72 * r->headers_out.content_length |
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73 */ |
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74 |
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75 if (&h[i] == headers_in->server) { |
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76 r->headers_out.server = ho; |
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77 continue; |
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78 } |
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79 |
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80 if (&h[i] == headers_in->date) { |
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81 r->headers_out.date = ho; |
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82 continue; |
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83 } |
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84 |
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85 if (&h[i] == headers_in->content_length) { |
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86 r->headers_out.content_length = ho; |
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87 r->headers_out.content_length_n = ngx_atoi(ho->value.data, |
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88 ho->value.len); |
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89 continue; |
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90 } |
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91 } |
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92 |
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93 return NGX_OK; |
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94 } |
190
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95 |
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96 |
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97 static int ngx_http_proxy_rewrite_location_header(ngx_http_proxy_ctx_t *p, |
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98 ngx_table_elt_t *loc) |
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99 { |
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100 char *last; |
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101 ngx_http_request_t *r; |
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102 ngx_http_proxy_upstream_conf_t *uc; |
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103 |
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104 r = p->request; |
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105 uc = p->lcf->upstream; |
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106 |
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107 r->headers_out.location = ngx_http_add_header(&r->headers_out, |
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nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
172
diff
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108 ngx_http_headers_out); |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
172
diff
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109 if (r->headers_out.location == NULL) { |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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110 return NGX_ERROR; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
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diff
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111 } |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
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diff
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112 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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113 if (uc->url.len > loc->value.len |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
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114 || ngx_rstrncmp(loc->value.data, uc->url.data, uc->url.len) != 0) |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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115 { |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
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116 *r->headers_out.location = *loc; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
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parents:
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117 return NGX_OK; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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118 } |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
119 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
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120 /* TODO: proxy_reverse */ |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
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121 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
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122 r->headers_out.location->value.len = uc->location->len |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
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123 + (loc->value.len - uc->url.len) + 1; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
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124 r->headers_out.location->value.data = |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
125 ngx_palloc(r->pool, r->headers_out.location->value.len); |
190
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
126 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
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127 if (r->headers_out.location->value.data == NULL) { |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
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128 return NGX_ERROR; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
129 } |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
130 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
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131 last = ngx_cpymem(r->headers_out.location->value.data, |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
132 uc->location->data, uc->location->len); |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
133 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
134 ngx_cpystrn(last, loc->value.data + uc->url.len, |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
135 loc->value.len - uc->url.len + 1); |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
136 |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
137 return NGX_OK; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
138 } |