Mercurial > hg > nginx-quic
annotate src/http/ngx_http_file_cache.c @ 202:74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 01 Dec 2003 16:28:14 +0000 |
parents | |
children | 70e1c7d2b83d |
rev | line source |
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202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
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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> |
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nginx-0.0.1-2003-12-01-19:28:14 import
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3 #include <ngx_core.h> |
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nginx-0.0.1-2003-12-01-19:28:14 import
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4 #include <ngx_http.h> |
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nginx-0.0.1-2003-12-01-19:28:14 import
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5 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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6 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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7 #include <md5.h> |
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nginx-0.0.1-2003-12-01-19:28:14 import
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8 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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9 #if (HAVE_OPENSSL_MD5) |
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nginx-0.0.1-2003-12-01-19:28:14 import
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10 #define MD5Init MD5_Init |
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nginx-0.0.1-2003-12-01-19:28:14 import
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11 #define MD5Update MD5_Update |
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nginx-0.0.1-2003-12-01-19:28:14 import
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12 #define MD5Final MD5_Final |
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nginx-0.0.1-2003-12-01-19:28:14 import
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13 #endif |
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nginx-0.0.1-2003-12-01-19:28:14 import
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14 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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15 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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16 |
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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) |
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nginx-0.0.1-2003-12-01-19:28:14 import
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18 { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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19 MD5_CTX md5; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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20 |
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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 */ |
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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) |
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nginx-0.0.1-2003-12-01-19:28:14 import
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23 + ctx->key.len + 1; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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24 |
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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; |
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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))) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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27 return NGX_ERROR; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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28 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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29 |
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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); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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31 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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32 MD5Init(&md5); |
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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); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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34 MD5Final(ctx->md5, &md5); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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35 |
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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, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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37 ctx->md5); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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38 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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39 ngx_log_debug(r->connection->log, "URL: %s, md5: %s" _ ctx->key.data _ |
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nginx-0.0.1-2003-12-01-19:28:14 import
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40 ctx->file.name.data + ctx->path->name.len + 1 + ctx->path->len); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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41 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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42 ngx_create_hashed_filename(&ctx->file, ctx->path); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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43 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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44 ngx_log_debug(r->connection->log, "FILE: %s" _ ctx->file.name.data); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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45 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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46 /* TODO: look open files cache */ |
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nginx-0.0.1-2003-12-01-19:28:14 import
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47 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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48 return ngx_http_cache_open_file(ctx, 0); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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49 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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50 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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51 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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52 int ngx_http_cache_open_file(ngx_http_cache_ctx_t *ctx, ngx_file_uniq_t uniq) |
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nginx-0.0.1-2003-12-01-19:28:14 import
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53 { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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54 ssize_t n; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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55 ngx_err_t err; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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56 ngx_http_cache_header_t *h; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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57 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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58 ctx->file.fd = ngx_open_file(ctx->file.name.data, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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59 NGX_FILE_RDONLY, NGX_FILE_OPEN); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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60 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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61 if (ctx->file.fd == NGX_INVALID_FILE) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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62 err = ngx_errno; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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63 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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64 if (err == NGX_ENOENT || err == NGX_ENOTDIR) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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65 return NGX_DECLINED; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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66 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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67 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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68 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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69 ngx_open_file_n " \"%s\" failed", ctx->file.name.data); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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70 return NGX_ERROR; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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71 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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72 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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73 if (uniq) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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74 if (ngx_fd_info(ctx->file.fd, &ctx->file.info) == NGX_FILE_ERROR) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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75 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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76 ngx_fd_info_n " \"%s\" failed", ctx->file.name.data); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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77 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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78 return NGX_ERROR; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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79 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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80 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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81 if (ngx_file_uniq(&ctx->file.info) == uniq) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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82 if (ngx_close_file(ctx->file.fd) == NGX_FILE_ERROR) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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83 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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84 ngx_close_file_n " \"%s\" failed", |
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nginx-0.0.1-2003-12-01-19:28:14 import
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85 ctx->file.name.data); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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86 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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87 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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88 return NGX_HTTP_CACHE_THE_SAME; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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89 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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90 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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91 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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92 n = ngx_read_file(&ctx->file, ctx->buf->pos, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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93 ctx->buf->end - ctx->buf->last, 0); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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94 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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95 if (n == NGX_ERROR || n == NGX_AGAIN) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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96 return n; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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97 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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98 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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99 if (n <= ctx->header_size) { |
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nginx-0.0.1-2003-12-01-19:28:14 import
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100 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
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nginx-0.0.1-2003-12-01-19:28:14 import
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101 "cache file \"%s\" is too small", ctx->file.name.data); |
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nginx-0.0.1-2003-12-01-19:28:14 import
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102 return NGX_ERROR; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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103 } |
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nginx-0.0.1-2003-12-01-19:28:14 import
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104 |
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nginx-0.0.1-2003-12-01-19:28:14 import
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105 h = (ngx_http_cache_header_t *) ctx->buf->pos; |
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nginx-0.0.1-2003-12-01-19:28:14 import
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106 ctx->expires = h->expires; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
107 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
|
108 ctx->date = h->date; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 ctx->length = h->length; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 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
|
112 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
|
113 "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
|
114 ctx->file.name.data); |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 return NGX_DECLINED; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 if (ctx->key.len |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 && (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
|
120 || 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
|
121 { |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 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
|
123 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
|
124 "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
|
125 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
|
126 return NGX_DECLINED; |
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 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 ctx->buf->last += n; |
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 if (ctx->expires < ngx_time()) { |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 ngx_log_debug(ctx->log, "EXPIRED"); |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 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
|
134 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
136 /* 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
|
137 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
138 return NGX_OK; |
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 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 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
|
143 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
|
144 { |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
145 int retry; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
146 ngx_err_t err; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
147 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
148 retry = 0; |
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 for ( ;; ) { |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
151 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
|
152 return NGX_OK; |
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 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
155 err = ngx_errno; |
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 #if (WIN32) |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
158 if (err == NGX_EEXIST) { |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
159 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
|
160 == NGX_ERROR) |
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 return NGX_ERROR; |
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 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 #endif |
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 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
|
168 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
|
169 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
|
170 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
|
171 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 return NGX_ERROR; |
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 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 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
|
176 return NGX_ERROR; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
177 } |
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 retry = 1; |
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 } |
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 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
|
185 ngx_dir_t *dir) |
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 int rc; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 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
|
189 ngx_hunk_t buf; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 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
|
191 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
192 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
|
193 ctx.file.name = *name; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
194 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
|
195 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
196 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
|
197 ctx.buf = &buf; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
198 ctx.log = gc->log; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
199 ctx.key.len = 0; |
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 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
|
202 buf.pos = data; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
203 buf.last = data; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 buf.start = data; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
205 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
|
206 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 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
|
208 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 /* TODO: NGX_AGAIN */ |
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 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
|
212 return NGX_OK; |
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 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 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
|
216 ngx_log_error(NGX_LOG_CRIT, gc->log, ngx_errno, |
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217 ngx_delete_file_n " \"%s\" failed", name->data); |
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218 return NGX_ERROR; |
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219 } |
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220 |
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221 gc->deleted++; |
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222 gc->freed += ngx_de_size(dir); |
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223 |
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224 return NGX_OK; |
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225 } |