Mercurial > hg > nginx

annotate src/http/ngx_http_file_cache.c @ 469:2ff194b74f1e release-0.1.9

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nginx-0.1.9-RELEASE import *) Bugfix: the proxied request was sent without arguments if the request contains "//", "/./", "/../" or "%XX". *) Bugfix: the large compressed responses may be transferred not completely. *) Bugfix: the files bigger than 2G was not transferred on Linux that does not support sendfile64(). *) Bugfix: while the build configuration on Linux the --with-poll_module parameter was required; the bug had appeared in 0.1.8.
author Igor Sysoev <igor@sysoev.ru>
date Thu, 25 Nov 2004 16:17:31 +0000
parents a88a3e4e158f
children ad1e9ebf93bb
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441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev
441
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4 */
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5
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74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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7 #include <ngx_config.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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8 #include <ngx_core.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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9 #include <ngx_http.h>
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2ff194b74f1e nginx-0.1.9-RELEASE import
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12 #if (NGX_HAVE_OPENSSL_MD5_H)
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6468241715e6 nginx-0.0.2-2004-02-20-19:48:59 import
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13 #include <openssl/md5.h>
6468241715e6 nginx-0.0.2-2004-02-20-19:48:59 import
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14 #else
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15 #include <md5.h>
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16 #endif
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17
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2ff194b74f1e nginx-0.1.9-RELEASE import
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18 #if (NGX_OPENSSL_MD5)
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19 #define MD5Init MD5_Init
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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20 #define MD5Update MD5_Update
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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21 #define MD5Final MD5_Final
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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22 #endif
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25 #if 0
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74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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27 int ngx_http_cache_get_file(ngx_http_request_t *r, ngx_http_cache_ctx_t *ctx)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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28 {
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29 MD5_CTX md5;
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30
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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31 /* we use offsetof() because sizeof() pads struct size to int size */
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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32 ctx->header_size = offsetof(ngx_http_cache_header_t, key)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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33 + ctx->key.len + 1;
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34
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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35 ctx->file.name.len = ctx->path->name.len + 1 + ctx->path->len + 32;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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36 if (!(ctx->file.name.data = ngx_palloc(r->pool, ctx->file.name.len + 1))) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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37 return NGX_ERROR;
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38 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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39
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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40 ngx_memcpy(ctx->file.name.data, ctx->path->name.data, ctx->path->name.len);
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41
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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42 MD5Init(&md5);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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43 MD5Update(&md5, (u_char *) ctx->key.data, ctx->key.len);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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44 MD5Final(ctx->md5, &md5);
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45
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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46 ngx_md5_text(ctx->file.name.data + ctx->path->name.len + 1 + ctx->path->len,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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47 ctx->md5);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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48
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49 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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50 "file cache uri: %s, md5: %s", ctx->key.data,
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51 ctx->file.name.data + ctx->path->name.len + 1 + ctx->path->len);
202
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52
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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53 ngx_create_hashed_filename(&ctx->file, ctx->path);
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54
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55 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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56 "file cache name: %s", ctx->file.name.data);
202
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57
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58 /* TODO: look open files cache */
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59
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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60 return ngx_http_cache_open_file(ctx, 0);
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61 }
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62
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63
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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64 int ngx_http_cache_open_file(ngx_http_cache_ctx_t *ctx, ngx_file_uniq_t uniq)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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65 {
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66 ssize_t n;
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67 ngx_err_t err;
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68 ngx_http_cache_header_t *h;
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69
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70 ctx->file.fd = ngx_open_file(ctx->file.name.data,
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71 NGX_FILE_RDONLY, NGX_FILE_OPEN);
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72
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73 if (ctx->file.fd == NGX_INVALID_FILE) {
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74 err = ngx_errno;
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75
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76 if (err == NGX_ENOENT || err == NGX_ENOTDIR) {
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77 return NGX_DECLINED;
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78 }
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79
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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80 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
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81 ngx_open_file_n " \"%s\" failed", ctx->file.name.data);
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82 return NGX_ERROR;
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83 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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84
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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85 if (uniq) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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86 if (ngx_fd_info(ctx->file.fd, &ctx->file.info) == NGX_FILE_ERROR) {
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87 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
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88 ngx_fd_info_n " \"%s\" failed", ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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89
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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90 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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91 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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92
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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93 if (ngx_file_uniq(&ctx->file.info) == uniq) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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94 if (ngx_close_file(ctx->file.fd) == NGX_FILE_ERROR) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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95 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
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96 ngx_close_file_n " \"%s\" failed",
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97 ctx->file.name.data);
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98 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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99
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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100 return NGX_HTTP_CACHE_THE_SAME;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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101 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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102 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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103
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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104 n = ngx_read_file(&ctx->file, ctx->buf->pos,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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105 ctx->buf->end - ctx->buf->last, 0);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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106
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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107 if (n == NGX_ERROR || n == NGX_AGAIN) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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108 return n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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109 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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110
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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111 if (n <= ctx->header_size) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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112 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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113 "cache file \"%s\" is too small", ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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114 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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115 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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116
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
117 h = (ngx_http_cache_header_t *) ctx->buf->pos;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
118 ctx->expires = h->expires;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
119 ctx->last_modified= h->last_modified;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
120 ctx->date = h->date;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121 ctx->length = h->length;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
122
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
123 if (h->key_len > (size_t) (ctx->buf->end - ctx->buf->pos)) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
124 ngx_log_error(NGX_LOG_ALERT, ctx->log, 0,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
125 "cache file \"%s\" is probably invalid",
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
126 ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
127 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
128 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
129
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
130 if (ctx->key.len
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
131 && (h->key_len != ctx->key.len
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
132 || ngx_strncmp(h->key, ctx->key.data, h->key_len) != 0))
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
133 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
134 h->key[h->key_len] = '\0';
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
135 ngx_log_error(NGX_LOG_ALERT, ctx->log, 0,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
136 "md5 collision: \"%s\" and \"%s\"",
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
137 h->key, ctx->key.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
139 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
141 ctx->buf->last += n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
143 if (ctx->expires < ngx_time()) {
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 202
diff changeset
144
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 202
diff changeset
145 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 202
diff changeset
146 "http file cache expired");
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 202
diff changeset
147
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 return NGX_HTTP_CACHE_STALE;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
150
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151 /* TODO: NGX_HTTP_CACHE_AGED */
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
153 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157 int ngx_http_cache_update_file(ngx_http_request_t *r, ngx_http_cache_ctx_t *ctx,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 ngx_str_t *temp_file)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
159 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160 int retry;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 ngx_err_t err;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 retry = 0;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165 for ( ;; ) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166 if (ngx_rename_file(temp_file->data, ctx->file.name.data) == NGX_OK) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
169
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170 err = ngx_errno;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
172 #if (NGX_WIN32)
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173 if (err == NGX_EEXIST) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 if (ngx_win32_rename_file(temp_file, &ctx->file.name, r->pool)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175 == NGX_ERROR)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
180 #endif
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
181
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
182 if (retry || (err != NGX_ENOENT && err != NGX_ENOTDIR)) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
183 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
184 ngx_rename_file_n "(\"%s\", \"%s\") failed",
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185 temp_file->data, ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
186
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
187 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
188 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
189
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
190 if (ngx_create_path(&ctx->file, ctx->path) == NGX_ERROR) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
191 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
192 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
193
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
194 retry = 1;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
195 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
196 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
197
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
198
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199 int ngx_garbage_collector_http_cache_handler(ngx_gc_t *gc, ngx_str_t *name,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200 ngx_dir_t *dir)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202 int rc;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203 char data[sizeof(ngx_http_cache_header_t)];
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 ngx_hunk_t buf;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205 ngx_http_cache_ctx_t ctx;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
207 ctx.file.fd = NGX_INVALID_FILE;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
208 ctx.file.name = *name;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209 ctx.file.log = gc->log;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211 ctx.header_size = sizeof(ngx_http_cache_header_t);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 ctx.buf = &buf;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
213 ctx.log = gc->log;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
214 ctx.key.len = 0;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
215
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 buf.type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
217 buf.pos = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218 buf.last = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219 buf.start = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
220 buf.end = data + sizeof(ngx_http_cache_header_t);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
221
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
222 rc = ngx_http_cache_open_file(&ctx, 0);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
223
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224 /* TODO: NGX_AGAIN */
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
225
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
226 if (rc != NGX_ERROR && rc != NGX_DECLINED && rc != NGX_HTTP_CACHE_STALE) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
227 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
228 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
229
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230 if (ngx_delete_file(name->data) == NGX_FILE_ERROR) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231 ngx_log_error(NGX_LOG_CRIT, gc->log, ngx_errno,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
232 ngx_delete_file_n " \"%s\" failed", name->data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
233 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
234 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
235
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
236 gc->deleted++;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
237 gc->freed += ngx_de_size(dir);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
238
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
239 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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240 }
469
2ff194b74f1e nginx-0.1.9-RELEASE import
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241
2ff194b74f1e nginx-0.1.9-RELEASE import
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242 #endif