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add password filter feature

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- add post_data filter feature
- finally figure out how to duplicate objects
This commit is contained in:
zefie
2022-02-20 10:45:37 -05:00
parent 01c782cca9
commit 0f26cdfc70
3 changed files with 68 additions and 10 deletions
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73
zefie_wtvp_minisrv/WTVShared.js
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@@ -7,6 +7,8 @@ class WTVShared {
path = require('path');
fs = require('fs');
v8 = require('v8');
CryptoJS = require('crypto-js');
html_entities = require('html-entities'); // used externally by service scripts
sanitizeHtml = require('sanitize-html');
iconv = require('iconv-lite');
@@ -25,6 +27,15 @@ class WTVShared {
return joinArray;
}
}
if (!String.prototype.hexEncode) {
String.prototype.hexEncode = function () {
var result = '';
for (var i = 0; i < this.length; i++) {
result += this.charCodeAt(i).toString(16);
}
return result;
}
}
}
htmlEntitize(string, process_newline = false) {
@@ -218,7 +229,6 @@ class WTVShared {
* @param {string|Array} obj SSID String or Headers Object
*/
filterSSID(obj) {
var outobj = null;
if (this.minisrv_config.config.hide_ssid_in_logs === true) {
if (typeof (obj) == "string") {
if (obj.substr(0, 8) == "MSTVSIMU") {
@@ -229,26 +239,73 @@ class WTVShared {
return obj.substr(0, 6) + ('*').repeat(9);
}
} else {
if (obj["wtv-client-serial-number"]) {
var ssid = obj["wtv-client-serial-number"];
var newobj = this.v8.deserialize(this.v8.serialize(obj));
if (obj.post_data) newobj.post_data = obj.post_data;
if (newobj["wtv-client-serial-number"]) {
var ssid = newobj["wtv-client-serial-number"];
if (ssid.substr(0, 8) == "MSTVSIMU") {
obj["wtv-client-serial-number"] = ssid.substr(0, 10) + ('*').repeat(10) + ssid.substr(20);
newobj["wtv-client-serial-number"] = ssid.substr(0, 10) + ('*').repeat(10) + ssid.substr(20);
} else if (ssid.substr(0, 5) == "1SEGA") {
obj["wtv-client-serial-number"] = ssid.substr(0, 6) + ('*').repeat(6) + ssid.substr(13);
newobj["wtv-client-serial-number"] = ssid.substr(0, 6) + ('*').repeat(6) + ssid.substr(13);
} else {
obj["wtv-client-serial-number"] = ssid.substr(0, 6) + ('*').repeat(9);
newobj["wtv-client-serial-number"] = ssid.substr(0, 6) + ('*').repeat(9);
}
}
return obj;
return newobj;
}
} else {
return obj;
}
}
filterRequestLog(obj) {
if (this.minisrv_config.config.filter_passwords_in_logs === true) {
if (obj.query) {
var newobj = this.v8.deserialize(this.v8.serialize(obj));
if (obj.post_data) newobj.post_data = obj.post_data;
Object.keys(newobj.query).forEach(function (k) {
var key = k.toLowerCase();
switch (true) {
case /passw(or)?d/.test(key):
case /^pass$/.test(key):
newobj.query[key] = ('*').repeat(newobj.query[key].length);
break;
}
});
return newobj;
}
}
return obj;
}
decodePostData(obj) {
if (obj.post_data) {
obj.post_data = obj.post_data.toString();
if (this.minisrv_config.config.filter_passwords_in_logs === true) {
// complex, to filter
var post_obj = {};
post_obj.query = [];
var post_text = obj.post_data.toString(this.CryptoJS.enc.Utf8);
if (post_text.length > 0) {
post_text = post_text.split("&");
for (let i = 0; i < post_text.length; i++) {
var qraw_split = post_text[i].split("=");
if (qraw_split.length == 2) {
var k = qraw_split[0];
post_obj.query[k] = unescape(post_text[i].split("=")[1].replace(/\+/g, "%20"));
}
}
}
var post_obj = this.filterRequestLog(post_obj);
post_text = "";
Object.keys(post_obj.query).forEach(function (k) {
post_text += k + "=" + post_obj.query[k] + "&";
});
post_text = post_text.substring(0, post_text.length - 1);
obj.post_data = post_text.hexEncode();
} else {
// simple, no filter
obj.post_data = obj.post_data.toString();
}
}
return obj;
}