repository maintainence code

[nodejs-repoproxy.git] / lib / repo-apt.js

diff --git a/lib/repo-apt.js b/lib/repo-apt.js
index f37f881..07248a0 100644 (file)
--- a/lib/repo-apt.js
+++ b/lib/repo-apt.js
@@ -1,5 +1,55 @@
-function maintain(details) {
-       console.log("doing apt clean for ", details);
+var fs = require("fs");
+var http = require("http");
+var url = require("url");
+var path = require("path");
+
+function maintain(name, repoinfo, files) {
+       //console.log("doing apt clean for ", repoinfo);
+       
+       var topdir = path.normalize(global.repoproxy.cacheDir + "/" + name + "/");
+       
+       function fileCheck(i) {
+               //console.log("checking file: ", files[i]);
+               
+               var cfile = files[i].replace(topdir, "");
+               var ctime_t = new Date();
+               var ctime = ctime_t.getTime();
+               var time_ui = ((ctime) - ((repoinfo["updateinterval"] * 3600 * 24 * 1000) - (12*3600*1000)));
+               var time_et = ((ctime) - ((repoinfo["expiretime"] * 3600 * 24 * 1000) - (12*3600*1000)));
+               
+               // file checks go here
+               if(typeof global.repoproxy.downloads[files[i]] != "undefined" && global.repoproxy.downloads[files[i]] == 1) {
+                       // ignore this file as its being downloaded
+                       console.log("not checking file because its downloading ", cfile);
+                       if(typeof files[i+1] != "undefined") fileCheck(i+1);
+               } else {
+                       fs.stat(files[i], function(err, stats) {
+                               
+                               //console.log("deep check", cfile);
+                               if(cfile.match(/.*dists\/.*/) != null) {
+                                       // its a dist file, probably, check age and erase if necessary
+                                       if(stats["mtime"].getTime() < time_ui) {
+                                               // erase file
+                                               console.log("unlinking file for time_ui: ", files[i])
+                                               //fs.unlink(files[i]);
+                                       } else {
+                                               //console.log("times for file '%s', '%s', '%s', '%s'", cfile, time_ui, time_et, stats["mtime"].getTime());
+                                       }
+                                       
+                               } else {
+                                       // its just some other file, check the read time
+                                       if(stats["atime"].getTime() < time_et) {
+                                               console.log("unlinking file for time_et: ", files[i]);
+                                       }
+                               }
+                               if(typeof files[i+1] != "undefined") fileCheck(i+1);                            
+                       });
+               }
+               
+               
+       }
+       
+       fileCheck(0)
 }
 
 exports.maintain = maintain;
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