Mercurial > hg > nginx

annotate src/http/modules/proxy/ngx_http_proxy_cache.c @ 174:ea464a6c0581

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nginx-0.0.1-2003-11-05-01:12:39 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 04 Nov 2003 22:12:39 +0000
parents caa57ddf6d77
children e92c2c647c57
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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1
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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2 #include <ngx_config.h>
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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3 #include <ngx_core.h>
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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4 #include <ngx_http.h>
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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5 #include <ngx_http_proxy_handler.h>
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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6
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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7
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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8 static int ngx_http_proxy_process_cached_header(ngx_http_proxy_ctx_t *p);
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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9
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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10
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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11 int ngx_http_proxy_get_cached_response(ngx_http_proxy_ctx_t *p)
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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12 {
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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13 int rc;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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14 char *last;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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15 ngx_http_request_t *r;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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16 ngx_http_proxy_cache_t *c;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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17 ngx_http_proxy_upstream_conf_t *u;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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18
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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19 r = p->request;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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20
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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21 if (!(c = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_cache_t)))) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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22 return NGX_HTTP_INTERNAL_SERVER_ERROR;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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23 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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24
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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25 p->cache = c;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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26
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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27 c->ctx.file.fd = NGX_INVALID_FILE;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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28 c->ctx.file.log = r->connection->log;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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29 c->ctx.path = p->lcf->cache_path;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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30
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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31 u = p->lcf->upstream;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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32
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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33 c->ctx.key.len = u->url.len + r->uri.len - u->location->len + r->args.len;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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34 if (!(c->ctx.key.data = ngx_palloc(r->pool, c->ctx.key.len + 1))) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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35 return NGX_HTTP_INTERNAL_SERVER_ERROR;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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36 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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37
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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38 last = ngx_cpymem(c->ctx.key.data, u->url.data, u->url.len);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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39
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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40 last = ngx_cpymem(last, r->uri.data + u->location->len,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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41 r->uri.len - u->location->len);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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42
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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43 if (r->args.len > 0) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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44 *(last++) = '?';
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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45 last = ngx_cpymem(last, r->args.data, r->args.len);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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46 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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47 *last = '\0';
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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48
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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49 p->header_in = ngx_create_temp_hunk(r->pool, p->lcf->header_buffer_size);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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50 if (p->header_in == NULL) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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51 return NGX_HTTP_INTERNAL_SERVER_ERROR;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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52 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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53 p->header_in->tag = (ngx_hunk_tag_t) &ngx_http_proxy_module;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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54
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
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55 c->ctx.buf = p->header_in;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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56
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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57 rc = ngx_http_cache_get_file(r, &c->ctx);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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58
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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59 switch (rc) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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60 case NGX_HTTP_CACHE_STALE:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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61 p->stale = 1;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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62 p->state->cache = NGX_HTTP_PROXY_CACHE_EXPR;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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63 break;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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64
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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65 case NGX_HTTP_CACHE_AGED:
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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66 p->stale = 1;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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67 p->state->cache = NGX_HTTP_PROXY_CACHE_AGED;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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68 break;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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69
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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70 case NGX_OK:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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71 p->state->cache = NGX_HTTP_PROXY_CACHE_HIT;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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72 break;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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73
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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74 default:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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75 p->state->cache = NGX_HTTP_PROXY_CACHE_MISS;
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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76 }
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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77
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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78 if (rc == NGX_OK
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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79 || rc == NGX_HTTP_CACHE_STALE
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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80 || rc == NGX_HTTP_CACHE_AGED)
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
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81 {
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
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82 p->header_in->pos = p->header_in->start + c->ctx.header_size;
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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83 if (ngx_http_proxy_process_cached_header(p) == NGX_ERROR) {
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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84 return NGX_HTTP_INTERNAL_SERVER_ERROR;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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85 }
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ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
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86 p->header_in->pos = p->header_in->start + c->ctx.header_size;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
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87 p->header_in->last = p->header_in->pos;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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88
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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89 } else if (rc == NGX_DECLINED) {
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
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90 p->header_in->pos = p->header_in->start + c->ctx.header_size;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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91 p->header_in->last = p->header_in->pos;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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92 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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93
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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94 return rc;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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95 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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96
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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97
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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98 static int ngx_http_proxy_process_cached_header(ngx_http_proxy_ctx_t *p)
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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99 {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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100 int rc, i;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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101 ngx_table_elt_t *h;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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102 ngx_http_request_t *r;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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103 ngx_http_proxy_cache_t *c;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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parents:
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104
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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105 rc = ngx_http_proxy_parse_status_line(p);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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parents:
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106
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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107 c = p->cache;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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parents:
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108 r = p->request;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
109
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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110 if (rc == NGX_AGAIN) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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parents:
diff changeset
111 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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112 "\"proxy_header_buffer_size\" "
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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113 "is too small to read header from \"%s\"",
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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114 c->ctx.file.name.data);
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
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115 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
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116 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
117
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
118 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
119 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
120 "no valid HTTP/1.0 header in \"%s\"",
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121 c->ctx.file.name.data);
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
122 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
123 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
124
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
125 /* rc == NGX_OK */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
126
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
127 c->status = p->status;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
128 c->status_line.len = p->status_end - p->status_start;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
129 c->status_line.data = ngx_palloc(r->pool, c->status_line.len + 1);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
130 if (c->status_line.data == NULL) {
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
131 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
132 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
133
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
134 /* reset for the possible parsing the upstream header */
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
135
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
136 p->status = 0;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
137 p->status_count = 0;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
138
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
139 ngx_cpystrn(c->status_line.data, p->status_start, c->status_line.len + 1);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
141 ngx_log_debug(r->connection->log, "http cache status %d '%s'" _
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142 c->status _ c->status_line.data);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
143
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
144 c->headers_in.headers = ngx_create_table(r->pool, 20);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
145
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146 for ( ;; ) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 rc = ngx_http_parse_header_line(r, p->header_in);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 if (rc == NGX_OK) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
150
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151 /* a header line has been parsed successfully */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
153 h = ngx_http_add_header(&c->headers_in, ngx_http_proxy_headers_in);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154 if (h == NULL) {
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
155 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 h->key.len = r->header_name_end - r->header_name_start;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
159 h->value.len = r->header_end - r->header_start;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 h->key.data = ngx_palloc(r->pool,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162 h->key.len + 1 + h->value.len + 1);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 if (h->key.data == NULL) {
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
164 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 h->value.data = h->key.data + h->key.len + 1;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
169 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171 for (i = 0; ngx_http_proxy_headers_in[i].name.len != 0; i++) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172 if (ngx_http_proxy_headers_in[i].name.len != h->key.len) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173 continue;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 if (ngx_strcasecmp(ngx_http_proxy_headers_in[i].name.data,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177 h->key.data) == 0)
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178 {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179 *((ngx_table_elt_t **) ((char *) &c->headers_in
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
180 + ngx_http_proxy_headers_in[i].offset)) = h;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
181 break;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
182 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
183 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
184
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185 ngx_log_debug(r->connection->log, "HTTP cache header: '%s: %s'" _
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
186 h->key.data _ h->value.data);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
187
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
188 continue;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
189
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
190 } else if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
191
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
192 /* a whole header has been parsed successfully */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
193
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
194 ngx_log_debug(r->connection->log, "HTTP header done");
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
195
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
196 c->ctx.file_start = p->header_in->pos - p->header_in->start;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
197
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
198 return NGX_OK;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200 } else if (rc == NGX_HTTP_PARSE_INVALID_HEADER) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203 "invalid header in \"%s\"",
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 c->ctx.file.name.data);
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
205 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
207
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
208 /* rc == NGX_AGAIN || rc == NGX_HTTP_PARSE_TOO_LONG_HEADER */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211 "\"proxy_header_buffer_size\" "
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 "is too small to read header from \"%s\"",
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
213 c->ctx.file.name.data);
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
214 return NGX_ERROR;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
215 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
217
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219 int ngx_http_proxy_send_cached_response(ngx_http_proxy_ctx_t *p)
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
220 {
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
221 int rc, len, i;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
222 off_t rest;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
223 ngx_hunk_t *h0, *h1;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
224 ngx_chain_t out[2];
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
225 ngx_http_request_t *r;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
226
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
227 r = p->request;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
228
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
229 r->headers_out.status = p->cache->status;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231 #if 0
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
232 r->headers_out.content_length_n = -1;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
233 r->headers_out.content_length = NULL;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
234 #endif
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
235
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
236 /* copy an cached header to r->headers_out */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
237
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
238 if (ngx_http_proxy_copy_header(p, &p->cache->headers_in) == NGX_ERROR) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
239 return NGX_HTTP_INTERNAL_SERVER_ERROR;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
240 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
241
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
242 /* we need to allocate all before the header would be sent */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
244 len = p->header_in->end - (p->header_in->start + p->cache->ctx.file_start);
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
245
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
246 h0 = NULL;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
247 h1 = NULL;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
248
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
249 if (len) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
250 if (!((h0 = ngx_calloc_hunk(r->pool)))) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
251 return NGX_HTTP_INTERNAL_SERVER_ERROR;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
252 }
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
253
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
254 if (!((h0->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t))))) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
255 return NGX_HTTP_INTERNAL_SERVER_ERROR;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
256 }
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
258
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
259 if (len < p->cache->ctx.length) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
260 if (!((h1 = ngx_calloc_hunk(r->pool)))) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
261 return NGX_HTTP_INTERNAL_SERVER_ERROR;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
262 }
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
263
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
264 if (!((h1->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t))))) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
265 return NGX_HTTP_INTERNAL_SERVER_ERROR;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
266 }
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
267 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
268
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
269 rc = ngx_http_send_header(r);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
270
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
271 /* NEEDED ??? */ p->header_sent = 1;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
272
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
273 if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
274 return rc;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
275 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
276
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
277 rest = p->cache->ctx.length;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
278
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
279 if (len) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
280 if (p->valid_header_in) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
281 h0->pos = p->header_in->start + p->cache->ctx.file_start;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
282
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
283 if (len > p->cache->ctx.length) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
284 h0->last = h0->pos + p->cache->ctx.length;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
285
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
286 } else {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
287 h0->last = p->header_in->end;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
288 }
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
289
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
290 h0->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
291 }
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
292
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
293 h0->type |= NGX_HUNK_FILE;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
294 h0->file_pos = p->cache->ctx.file_start;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
296 h0->file->fd = p->cache->ctx.file.fd;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
297 h0->file->log = r->connection->log;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
298
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
299 if (len > p->cache->ctx.length) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
300 h0->file_last = h0->file_pos + p->cache->ctx.length;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
301 rest = 0;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
302
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
303 } else {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
304 h0->file_last = h0->file_pos + len;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
305 rest -= len;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
306 }
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
307
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
308 out[0].hunk = h0;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
309 out[0].next = &out[1];
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
310 i = 0;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
311
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
312 } else {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
313 i = -1;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
314 }
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
315
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
316 if (rest) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
317 h1->file_pos = p->cache->ctx.file_start + len;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
318 h1->file_last = h1->file_pos + rest;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
319 h1->type = NGX_HUNK_FILE;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
320
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
321 h1->file->fd = p->cache->ctx.file.fd;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
322 h1->file->log = r->connection->log;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
323
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
324 out[++i].hunk = h1;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
325 }
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
326
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
327 out[i].next = NULL;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
328 if (!r->main) {
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
329 out[i].hunk->type |= NGX_HUNK_LAST;
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
330 }
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
331
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
332 return ngx_http_output_filter(r, out);
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
333 }
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
334
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
335
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
336 int ngx_http_proxy_is_cachable(ngx_http_proxy_ctx_t *p)
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
337 {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
338 time_t date, last_modified, expires;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
339 ngx_http_proxy_headers_in_t *h;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
340
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
341 switch (p->upstream->status) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
342 case NGX_HTTP_OK:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
343 case NGX_HTTP_MOVED_PERMANENTLY:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
344 case NGX_HTTP_MOVED_TEMPORARILY:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
345 break;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
346
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
347 #if 0
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
348 case NGX_HTTP_NOT_MODIFIED:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
349 return 1;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
350 #endif
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
351
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
352 default:
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
353 return 0;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
354 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
355
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
356 h = &p->upstream->headers_in;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
357
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
358 date = NGX_ERROR;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
359 if (h->date) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
360 date = ngx_http_parse_time(h->date->value.data, h->date->value.len);
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
361 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
362 if (date == NGX_ERROR) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
363 date = ngx_time();
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
364 }
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
365 p->cache->ctx.date = date;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
366
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
367 last_modified = NGX_ERROR;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
368 if (h->last_modified) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
369 last_modified = ngx_http_parse_time(h->last_modified->value.data,
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
370 h->last_modified->value.len);
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
371 p->cache->ctx.last_modified = last_modified;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
372 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
373
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
374 if (h->x_accel_expires) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
375 expires = ngx_atoi(h->x_accel_expires->value.data,
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
376 h->x_accel_expires->value.len);
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
377 if (expires != NGX_ERROR) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
378 p->state->reason = NGX_HTTP_PROXY_CACHE_XAE;
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
379 p->cache->ctx.expires = date + expires;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
380 return (expires > 0);
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
381 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
382 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
383
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
384 if (!p->lcf->ignore_expires) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
385
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
386 /* TODO: Cache-Control: no-cache, max-age= */
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
387
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
388 if (h->expires) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
389 expires = ngx_http_parse_time(h->expires->value.data,
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
390 h->expires->value.len);
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
391 if (expires != NGX_ERROR) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
392 p->state->reason = NGX_HTTP_PROXY_CACHE_EXP;
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
393 p->cache->ctx.expires = expires;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
394 return (date < expires);
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
395 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
396 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
397 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
398
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
399 if (p->upstream->status == NGX_HTTP_MOVED_PERMANENTLY) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
400 p->state->reason = NGX_HTTP_PROXY_CACHE_MVD;
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
401 p->cache->ctx.expires = /* STUB: 1 hour */ 60 * 60;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
402 return 1;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
403 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
404
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
405 if (p->upstream->status == NGX_HTTP_MOVED_TEMPORARILY) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
406 return 1;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
407 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
408
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
409 if (last_modified != NGX_ERROR && p->lcf->lm_factor > 0) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
410
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
411 /* FIXME: time_t == int_64_t, we can use fpu */
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
412
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
413 p->state->reason = NGX_HTTP_PROXY_CACHE_LMF;
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
414 p->cache->ctx.expires = ngx_time()
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
415 + (((int64_t) (date - last_modified)) * p->lcf->lm_factor) / 100;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
416 return 1;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
417 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
418
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
419 if (p->lcf->default_expires > 0) {
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
420 p->state->reason = NGX_HTTP_PROXY_CACHE_PDE;
174
ea464a6c0581 nginx-0.0.1-2003-11-05-01:12:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
421 p->cache->ctx.expires = p->lcf->default_expires;
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
422 return 1;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
423 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
424
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
425 return 0;
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
426 }
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
427
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 171
diff changeset
428
171
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
429 int ngx_http_proxy_update_cache(ngx_http_proxy_ctx_t *p)
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
430 {
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
431 if (p->cache == NULL) {
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
432 return NGX_OK;
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
433 }
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
434
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
435 return ngx_http_cache_update_file(p->request, &p->cache->ctx,
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
436 &p->upstream->event_pipe->temp_file->file.name);
aff0e5d32af8 nginx-0.0.1-2003-11-03-20:33:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
437 }