lib/repo-apt.js

   1 var fs = require("fs");
   2 var http = require("http");
   3 var url = require("url");
   4 var path = require("path");
   5 var log = require("./log.js");
   6
   7 function maintain(name, repoinfo, files) {
   8         //log.debug("doing apt clean for ", repoinfo);
   9
  10         var topdir = path.normalize(global.repoproxy.cacheDir + "/" + name + "/");
  11
  12         function fileCheck(i) {
  13                 log.debug("checking file: ", files[i]);
  14
  15                 var cfile = files[i].replace(topdir, "");
  16                 var ctime_t = new Date();
  17                 var ctime = ctime_t.getTime();
  18                 var time_ui = ((ctime) - ((repoinfo["updateinterval"] * 3600 * 24 * 1000) - (12*3600*1000)));
  19                 var time_et = ((ctime) - ((repoinfo["expiretime"] * 3600 * 24 * 1000) - (12*3600*1000)));
  20
  21                 // file checks go here
  22                 if(typeof global.repoproxy.downloads[files[i]] != "undefined" && global.repoproxy.downloads[files[i]] == 1) {
  23                         // ignore this file as its being downloaded
  24                         log.debug("not checking file because its downloading ", cfile);
  25                         if(typeof files[i+1] != "undefined") fileCheck(i+1);
  26                 } else {
  27                         fs.stat(files[i], function(err, stats) {
  28
  29                                 //log.debug("deep check", cfile);
  30                                 if(cfile.match(/.*dists\/.*/) != null) {
  31                                         // its a dist file, probably, check age and erase if necessary
  32                                         if(stats["mtime"].getTime() < time_ui) {
  33                                                 // erase file
  34                                                 log.debug("unlinking file for time_ui: ", files[i])
  35                                                 //fs.unlink(files[i]);
  36                                         } else {
  37                                                 //log.debug("times for file '%s', '%s', '%s', '%s'", cfile, time_ui, time_et, stats["mtime"].getTime());
  38                                         }
  39
  40                                 } else {
  41                                         // its just some other file, check the read time
  42                                         if(stats["atime"].getTime() < time_et) {
  43                                                 log.debug("unlinking file for time_et: ", files[i]);
  44                                         }
  45                                 }
  46                                 if(typeof files[i+1] != "undefined") fileCheck(i+1);
  47                         });
  48                 }
  49
  50
  51         }
  52
  53
  54         if(typeof files[0] != 'undefined') fileCheck(0)
  55         else log.debug("Skipping (apt) file check as there are none... apprently?");
  56 }
  57
  58 exports.maintain = maintain;