Updated blocklist (8/24/22 14:50)

update_blocklist.js

@@ -0,0 +1,40 @@
+// fetch the blacklisted servers from https://sessionserver.mojang.com/blockedservers and stick it in data/current.txt
+
+// import http, path, and fs
+var http = require('https');
+var path = require('path');
+var fs = require('fs');
+
+var current_path = path.join(__dirname, 'data', 'current.txt');
+
+// first, get the number of hashes that we already have
+var current_file = fs.readFileSync(current_path, 'utf8');
+var current_hash_count = current_file.split('\n').length;
+
+// fetch the blacklisted servers from https://sessionserver.mojang.com/blockedservers
+http.get('https://sessionserver.mojang.com/blockedservers', function(res) {
+    var body = '';
+    res.on('data', function(chunk) {
+        body += chunk;
+    }).on('end', function() {
+
+        // count the number of hashes that we have now
+        var new_hash_count = body.split('\n').length;
+
+        // if the new hash count is less than 1/2 the old hash count, then abort
+        // saw this simple logic used in the BlockedServers checker, figured I'd add it just in case. thanks minecoder
+        if (new_hash_count < current_hash_count / 2) {
+            console.log('Aborting: new hash count is less than 1/2 the old hash count, assuming something went wrong');
+            return;
+        }
+
+        console.log("Writing " + new_hash_count + " hashes (old count: " + current_hash_count + ")");
+
+        // write the blacklisted servers to data/current.txt
+        fs.writeFile(current_path, body, function(err) {
+            if (err) {
+                console.log(err);
+            }
+        });
+    })
+  })