Mercurial > hg > nginx

annotate src/http/ngx_http_file_cache.c @ 265:6468241715e6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.2-2004-02-20-19:48:59 import
author Igor Sysoev <igor@sysoev.ru>
date Fri, 20 Feb 2004 16:48:59 +0000
parents 70e1c7d2b83d
children da8c5707af39
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
265
6468241715e6 nginx-0.0.2-2004-02-20-19:48:59 import
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7 #if (HAVE_OPENSSL_MD5_H)
6468241715e6 nginx-0.0.2-2004-02-20-19:48:59 import
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8 #include <openssl/md5.h>
6468241715e6 nginx-0.0.2-2004-02-20-19:48:59 import
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9 #else
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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10 #include <md5.h>
265
6468241715e6 nginx-0.0.2-2004-02-20-19:48:59 import
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11 #endif
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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12
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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13 #if (HAVE_OPENSSL_MD5)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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14 #define MD5Init MD5_Init
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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15 #define MD5Update MD5_Update
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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16 #define MD5Final MD5_Final
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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17 #endif
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
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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21 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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22 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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23 MD5_CTX md5;
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 /* 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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26 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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27 + ctx->key.len + 1;
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 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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30 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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31 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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32 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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33
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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34 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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35
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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36 MD5Init(&md5);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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37 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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38 MD5Final(ctx->md5, &md5);
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_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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41 ctx->md5);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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42
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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43 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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44 "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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45 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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46
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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47 ngx_create_hashed_filename(&ctx->file, ctx->path);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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48
257
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49 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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50 "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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51
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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52 /* TODO: look open files cache */
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 return ngx_http_cache_open_file(ctx, 0);
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
Igor Sysoev <igor@sysoev.ru>
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56
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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57
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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58 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
Igor Sysoev <igor@sysoev.ru>
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59 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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60 ssize_t n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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61 ngx_err_t err;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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62 ngx_http_cache_header_t *h;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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63
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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64 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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65 NGX_FILE_RDONLY, NGX_FILE_OPEN);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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66
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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67 if (ctx->file.fd == NGX_INVALID_FILE) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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68 err = ngx_errno;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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69
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70 if (err == NGX_ENOENT || err == NGX_ENOTDIR) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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71 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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72 }
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 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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75 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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76 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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77 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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78
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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79 if (uniq) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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80 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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81 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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82 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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83
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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84 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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85 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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86
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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87 if (ngx_file_uniq(&ctx->file.info) == uniq) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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88 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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89 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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90 ngx_close_file_n " \"%s\" failed",
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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91 ctx->file.name.data);
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 return NGX_HTTP_CACHE_THE_SAME;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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95 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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96 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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97
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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98 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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99 ctx->buf->end - ctx->buf->last, 0);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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100
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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101 if (n == NGX_ERROR || n == NGX_AGAIN) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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102 return n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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103 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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104
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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105 if (n <= ctx->header_size) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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106 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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107 "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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108 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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109 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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110
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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111 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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112 ctx->expires = h->expires;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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113 ctx->last_modified= h->last_modified;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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114 ctx->date = h->date;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
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115 ctx->length = h->length;
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
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117 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
118 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
119 "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
120 ctx->file.name.data);
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121 return NGX_DECLINED;
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
124 if (ctx->key.len
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
125 && (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
126 || 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
127 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
128 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
129 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
130 "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
131 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
132 return NGX_DECLINED;
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
135 ctx->buf->last += n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
136
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
137 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
138
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 202
diff changeset
139 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
140 "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
141
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142 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
143 }
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 /* 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
146
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 }
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 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
152 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
153 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154 int retry;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155 ngx_err_t err;
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 retry = 0;
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 for ( ;; ) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160 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
161 return NGX_OK;
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164 err = ngx_errno;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166 #if (WIN32)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 if (err == NGX_EEXIST) {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168 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
169 == NGX_ERROR)
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170 {
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 #endif
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 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
177 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
178 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
179 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
180
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 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
185 return NGX_ERROR;
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 retry = 1;
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 }
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
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
193 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
194 ngx_dir_t *dir)
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 int rc;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
197 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
198 ngx_hunk_t buf;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199 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
200
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 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
202 ctx.file.name = *name;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203 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
204
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205 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
206 ctx.buf = &buf;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
207 ctx.log = gc->log;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
208 ctx.key.len = 0;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 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
211 buf.pos = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 buf.last = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
213 buf.start = data;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
214 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
215
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 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
217
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218 /* TODO: NGX_AGAIN */
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 (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
221 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
222 }
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 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
225 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
226 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
227 return NGX_ERROR;
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 gc->deleted++;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231 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
232
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
233 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
234 }