a prelimiary proxy cache support

1 files changed, 0 insertions, 217 deletions

diff --git a/src/core/ngx_garbage_collector.c b/src/core/ngx_garbage_collector.c
deleted file mode 100644
index 4eeaeb9be..000000000
--- a/src/core/ngx_garbage_collector.c
+++ /dev/null
@@ -1,217 +0,0 @@
-
-/*
- * Copyright (C) Igor Sysoev
- */
-
-
-#include <ngx_config.h>
-#include <ngx_core.h>
-
-
-
-ngx_int_t ngx_collect_garbage(ngx_gc_t *ctx, ngx_str_t *dname, ngx_int_t level)
-{
-    int         rc;
-    u_char     *last;
-    size_t      len;
-    ngx_err_t   err;
-    ngx_str_t   fname, buf;
-    ngx_dir_t   dir;
-
-    buf.len = 0;
-#if (NGX_SUPPRESS_WARN)
-    buf.data = NULL;
-    fname.data = NULL;
-#endif
-
-    ngx_log_debug2(NGX_LOG_DEBUG_CORE, ctx->log, 0,
-                   "gc dir \"%s\":%d", dname->data, dname->len);
-
-    if (ngx_open_dir(dname, &dir) == NGX_ERROR) {
-        ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                      ngx_open_dir_n " \"%s\" failed", dname->data);
-        return NGX_ERROR;
-    }
-
-    for ( ;; ) {
-        ngx_set_errno(0);
-        if (ngx_read_dir(&dir) == NGX_ERROR) {
-            err = ngx_errno;
-
-            if (err != NGX_ENOMOREFILES) {
-                ngx_log_error(NGX_LOG_CRIT, ctx->log, err,
-                              ngx_read_dir_n " \"%s\" failed", dname->data);
-                rc = NGX_ERROR;
-
-            } else {
-                rc = NGX_OK;
-            }
-
-            break;
-        }
-
-        len = ngx_de_namelen(&dir);
-
-        ngx_log_debug2(NGX_LOG_DEBUG_CORE, ctx->log, 0,
-                      "gc name \"%s\":%d", ngx_de_name(&dir), len);
-
-        if (len == 1 && ngx_de_name(&dir)[0] == '.') {
-            continue;
-        }
-
-        if (len == 2
-            && ngx_de_name(&dir)[0] == '.'
-            && ngx_de_name(&dir)[1] == '.')
-        {
-            continue;
-        }
-
-        fname.len = dname->len + 1+ len;
-
-        if (fname.len + NGX_DIR_MASK_LEN > buf.len) {
-
-            if (buf.len) {
-                ngx_free(buf.data);
-            }
-
-            buf.len = dname->len + 1 + len + NGX_DIR_MASK_LEN;
-
-            buf.data = ngx_alloc(buf.len + 1, ctx->log);
-            if (buf.data == NULL) {
-                return NGX_ABORT;
-            }
-        }
-
-        last = ngx_cpymem(buf.data, dname->data, dname->len);
-        *last++ = '/';
-        ngx_memcpy(last, ngx_de_name(&dir), len + 1);
-        fname.data = buf.data;
-
-        ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
-                       "gc path: \"%s\"", fname.data);
-
-        if (!dir.valid_info) {
-            if (ngx_de_info(fname.data, &dir) == NGX_FILE_ERROR) {
-                ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                              ngx_de_info_n " \"%s\" failed", fname.data);
-                continue;
-            }
-        }
-
-        if (ngx_de_is_dir(&dir)) {
-
-            ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
-                           "gc enter dir \"%s\"", fname.data);
-
-            if (level == -1
-                   /* there can not be directory on the last level */
-                || level == NGX_MAX_PATH_LEVEL
-                   /* an directory from the old path hierarchy */
-                || len != ctx->path->level[level])
-            {
-                if (ngx_collect_garbage(ctx, &fname, -1) == NGX_ABORT) {
-                    return NGX_ABORT;
-                }
-
-                fname.data[fname.len] = '\0';
-
-                ngx_log_error(NGX_LOG_NOTICE, ctx->log, 0,
-                              "delete old hierachy directory \"%s\"",
-                              fname.data);
-
-                if (ngx_delete_dir(fname.data) == NGX_FILE_ERROR) {
-                    ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                                  ngx_delete_dir_n " \"%s\" failed",
-                                  fname.data);
-                } else {
-                    ctx->deleted++;
-                    ctx->freed += ngx_de_size(&dir);
-                }
-
-                continue;
-            }
-
-            if (ngx_collect_garbage(ctx, &fname, level + 1) == NGX_ABORT) {
-                return NGX_ABORT;
-            }
-
-        } else if (ngx_de_is_file(&dir)) {
-
-            ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->log, 0,
-                           "gc file \"%s\"", fname.data);
-
-            if (level == -1
-                || (level < NGX_MAX_PATH_LEVEL && ctx->path->level[level] != 0))
-            {
-                if (ngx_delete_file(fname.data) == NGX_FILE_ERROR) {
-                    ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                                  ngx_delete_file_n " \"%s\" failed",
-                                  fname.data);
-                } else {
-                    ctx->deleted++;
-                    ctx->freed += ngx_de_size(&dir);
-                }
-
-                continue;
-            }
-
-            if (ctx->handler(ctx, &fname, &dir) == NGX_ABORT) {
-                return NGX_ABORT;
-            }
-
-        } else {
-            ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                          "the file \"%s\" has unknown type, deleting",
-                          fname.data);
-
-            if (ngx_delete_file(fname.data) == NGX_FILE_ERROR) {
-                ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                              ngx_delete_file_n " \"%s\" failed", fname.data);
-            } else {
-                ctx->deleted++;
-                ctx->freed += ngx_de_size(&dir);
-            }
-        }
-    }
-
-    if (buf.len) {
-        ngx_free(buf.data);
-    }
-
-    if (ngx_close_dir(&dir) == NGX_ERROR) {
-        ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                      ngx_close_dir_n " \"%s\" failed", fname.data);
-    }
-
-    return rc;
-}
-
-
-ngx_int_t ngx_garbage_collector_temp_handler(ngx_gc_t *ctx, ngx_str_t *name,
-                                             ngx_dir_t *dir)
-{
-    /*
-     * We use mtime only and do not use atime because:
-     *    on NTFS access time has a resolution of 1 hour,
-     *    on NT FAT access time has a resolution of 1 day,
-     *    Unices have the mount option "noatime".
-     */
-
-    if (ngx_time() - ngx_de_mtime(dir) < 3600) {
-        return NGX_OK;
-    }
-
-    ngx_log_error(NGX_LOG_NOTICE, ctx->log, 0,
-                  "delete the stale temporary file \"%s\"", name->data);
-
-    if (ngx_delete_file(name->data) == NGX_FILE_ERROR) {
-        ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
-                      ngx_delete_file_n " \"%s\" failed", name->data);
-        return NGX_ERROR;
-    }
-
-    ctx->deleted++;
-    ctx->freed += ngx_de_size(dir);
-
-    return NGX_OK;
-}