Mercurial > hg > nginx

annotate src/http/ngx_http_file_cache.c @ 257:70e1c7d2b83d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.2-2004-02-11-20:08:49 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 11 Feb 2004 17:08:49 +0000
parents 74994aeef848
children 6468241715e6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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1
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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2 #include <ngx_config.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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3 #include <ngx_core.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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4 #include <ngx_http.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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5
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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6
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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7 #include <md5.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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8
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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9 #if (HAVE_OPENSSL_MD5)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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10 #define MD5Init MD5_Init
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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11 #define MD5Update MD5_Update
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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12 #define MD5Final MD5_Final
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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13 #endif
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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14
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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74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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17 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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18 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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19 MD5_CTX md5;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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20
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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21 /* 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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22 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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23 + ctx->key.len + 1;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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24
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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25 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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26 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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27 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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28 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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29
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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30 ngx_memcpy(ctx->file.name.data, ctx->path->name.data, ctx->path->name.len);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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31
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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32 MD5Init(&md5);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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33 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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34 MD5Final(ctx->md5, &md5);
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35
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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36 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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37 ctx->md5);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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38
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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39 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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40 "file cache uri: %s, md5: %s", ctx->key.data,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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41 ctx->file.name.data + ctx->path->name.len + 1 + ctx->path->len);
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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42
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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43 ngx_create_hashed_filename(&ctx->file, ctx->path);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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44
257
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45 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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parents: 202
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46 "file cache name: %s", ctx->file.name.data);
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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47
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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48 /* TODO: look open files cache */
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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49
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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50 return ngx_http_cache_open_file(ctx, 0);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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51 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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52
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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53
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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54 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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55 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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56 ssize_t n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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57 ngx_err_t err;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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58 ngx_http_cache_header_t *h;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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59
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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60 ctx->file.fd = ngx_open_file(ctx->file.name.data,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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61 NGX_FILE_RDONLY, NGX_FILE_OPEN);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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62
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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63 if (ctx->file.fd == NGX_INVALID_FILE) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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64 err = ngx_errno;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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65
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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66 if (err == NGX_ENOENT || err == NGX_ENOTDIR) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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67 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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68 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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69
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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70 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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71 ngx_open_file_n " \"%s\" failed", ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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72 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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73 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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74
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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75 if (uniq) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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76 if (ngx_fd_info(ctx->file.fd, &ctx->file.info) == NGX_FILE_ERROR) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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77 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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78 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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79
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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80 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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81 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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82
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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83 if (ngx_file_uniq(&ctx->file.info) == uniq) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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84 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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85 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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86 ngx_close_file_n " \"%s\" failed",
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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87 ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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88 }
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_HTTP_CACHE_THE_SAME;
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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94 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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95 ctx->buf->end - ctx->buf->last, 0);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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96
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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97 if (n == NGX_ERROR || n == NGX_AGAIN) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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98 return n;
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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101 if (n <= ctx->header_size) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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102 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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103 "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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104 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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105 }
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 h = (ngx_http_cache_header_t *) ctx->buf->pos;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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108 ctx->expires = h->expires;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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109 ctx->last_modified= h->last_modified;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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110 ctx->date = h->date;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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111 ctx->length = h->length;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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112
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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113 if (h->key_len > (size_t) (ctx->buf->end - ctx->buf->pos)) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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114 ngx_log_error(NGX_LOG_ALERT, ctx->log, 0,
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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115 "cache file \"%s\" is probably invalid",
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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116 ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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117 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
118 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
119
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
120 if (ctx->key.len
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121 && (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
122 || 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
123 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
124 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
125 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
126 "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
127 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
128 return NGX_DECLINED;
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
131 ctx->buf->last += n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
132
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
133 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
134
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 202
diff changeset
135 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
136 "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
137
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138 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
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 /* 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
142
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
143 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
144 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
145
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 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
148 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
149 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
150 int retry;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151 ngx_err_t err;
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 retry = 0;
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 for ( ;; ) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 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
157 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 }
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 err = ngx_errno;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162 #if (WIN32)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 if (err == NGX_EEXIST) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164 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
165 == NGX_ERROR)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 return NGX_ERROR;
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 #endif
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172 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
173 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
174 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
175 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
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 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
181 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
182 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
183
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
184 retry = 1;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185 }
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
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 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
190 ngx_dir_t *dir)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
191 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
192 int rc;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
193 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
194 ngx_hunk_t buf;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
195 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
196
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
197 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
198 ctx.file.name = *name;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199 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
200
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 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
202 ctx.buf = &buf;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203 ctx.log = gc->log;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 ctx.key.len = 0;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206 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
207 buf.pos = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
208 buf.last = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209 buf.start = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 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
211
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 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
213
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
214 /* TODO: NGX_AGAIN */
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 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
217 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
220 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
221 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
222 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
223 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224 }
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 gc->deleted++;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
227 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
228
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
229 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230 }