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CertPatrol.pjs
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CertPatrol.pjs
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### vim:syntax=javascript
###
### PREP SOURCE.. not in the mood for jaggler.. maybe i'll have to port later
### The following warning isn't for you if you can read this.
#// This file has been generated using prep. http://perl.pages.de
###
### Currently no ifdefs in here.
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* ''Certificate Patrol'' was conceived by Carlo v. Loesch and
* implemented by Aiko Barz, Gabor X Toth, Carlo v. Loesch and Mukunda Modell.
* Wildcard functionality was contributed by Georg Koppen, JonDos GmbH 2010.
*
* http://patrol.psyced.org
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
// This source code is formatted according to half-indented KNF.
var CertPatrol = {
CHECK_ISSUER_ONLY: 1,
extID: "CertPatrol@PSYC.EU",
locale: {},
// Main
onLoad: function() {
this.initialized = true;
## //this.strings = document.getElementById("CertPatrol-strings");
var self = this;
this.getMyVersion(function(version) {
self.version = version;
self.dbinit();
self.init();
});
},
onUnload: function() {
this.unregisterObserver("http-on-examine-response");
},
// DB init
dbinit: function() {
this.dbh = null;
this.db = {};
try {
var file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("ProfD", Components.interfaces.nsIFile);
var storage = Components.classes["@mozilla.org/storage/service;1"]
.getService(Components.interfaces.mozIStorageService);
file.append("CertPatrol.sqlite");
// Must be checked before openDatabase()
var exists = file.exists();
// Now, CertPatrol.sqlite exists
this.dbh = storage.openDatabase(file);
// CertPatrol.sqlite initialization
## // "GMT" is a historic lie here.. before version 1.3 we used to work
## // with notAfterGMT etc and try to parse the various renderings of it.
## // now it is too late and pointless to change the name in the sqlite
## // field. how i love SQL for its terrific flexibility... ;)
## // why do most web apps still use this 1970s legacy interface?
if (!exists) {
this.dbh.executeSimpleSQL("CREATE TABLE version (version INT, extversion TEXT)");
this.dbh.executeSimpleSQL("INSERT INTO version (version, extversion) VALUES (3, '"+ this.version +"')");
this.dbh.executeSimpleSQL(
"CREATE TABLE certificates ("+
" host VARCHAR, commonName VARCHAR, organization VARCHAR, organizationalUnit VARCHAR, "+
" serialNumber VARCHAR, emailAddress VARCHAR, notBeforeGMT VARCHAR, notAfterGMT VARCHAR, "+
" issuerCommonName VARCHAR, issuerOrganization VARCHAR, issuerOrganizationUnit VARCHAR, "+
" md5Fingerprint VARCHAR, sha1Fingerprint VARCHAR, "+
" issuerMd5Fingerprint VARCHAR, issuerSha1Fingerprint VARCHAR, "+
" cert BLOB, flags INT, stored INT)");
} else {
var stmt = this.dbh.createStatement("SELECT version FROM version");
stmt.executeStep();
var version = stmt.row.version;
stmt.reset();
if (version < 2) {
this.dbh.executeSimpleSQL("ALTER TABLE certificates ADD COLUMN issuerMd5Fingerprint VARCHAR");
this.dbh.executeSimpleSQL("ALTER TABLE certificates ADD COLUMN issuerSha1Fingerprint VARCHAR");
this.dbh.executeSimpleSQL("ALTER TABLE certificates ADD COLUMN cert BLOB");
this.dbh.executeSimpleSQL("UPDATE version SET version = 2");
}
if (version < 3) {
this.dbh.executeSimpleSQL("ALTER TABLE certificates ADD COLUMN flags INT");
this.dbh.executeSimpleSQL("ALTER TABLE certificates ADD COLUMN stored INT");
this.dbh.executeSimpleSQL("UPDATE version SET version = 3");
}
var extversion;
try {
var stmt = this.dbh.createStatement("SELECT extversion FROM version");
stmt.executeStep();
extversion = stmt.row.extversion;
stmt.reset();
} catch (e) {
this.dbh.executeSimpleSQL("ALTER TABLE version ADD COLUMN extversion TEXT");
}
if (extversion && this.version && extversion != this.version) {
this.dbh.executeSimpleSQL("UPDATE version SET extversion='"+ this.version +"'");
## this.log("[CertPatrol] old: "+ extversion +" new: "+ this.version);
// show release notes for stable versions after upgrade when at least minor version changes
var re = /(.*?\..*?)\..*/;
var vold = extversion.replace(re, "$1"), vnew = this.version.replace(re, "$1");
if (!/[a-z]/.test(this.version) && vold != vnew) {
## //var msg = this.psycText(this.locale.updateMsg, {_version: this.version, _button: "OK"});
this.showRelNotes();
}
}
}
// Prepared statements
this.db = {
selectAll: this.dbh.createStatement("SELECT * FROM certificates"),
selectHost: this.dbh.createStatement("SELECT * FROM certificates WHERE host=?1"),
selectWild: this.dbh.createStatement("SELECT * FROM certificates WHERE md5Fingerprint=?12 AND sha1Fingerprint=?13"),
insert: this.dbh.createStatement(
"INSERT INTO certificates ("+
" host, commonName, organization, organizationalUnit, serialNumber, emailAddress, "+
" notBeforeGMT, notAfterGMT, issuerCommonName, issuerOrganization, issuerOrganizationUnit, "+
" md5Fingerprint, sha1Fingerprint, issuerMd5Fingerprint, issuerSha1Fingerprint, cert, flags, stored) "+
"VALUES (?1,?2,?3,?4,?5,?6,?7,?8,?9,?10,?11,?12,?13,?14,?15,?16,?17,?18)"),
update: this.dbh.createStatement(
"UPDATE certificates SET "+
" commonName=?2, organization=?3, organizationalUnit=?4, serialNumber=?5, emailAddress=?6, "+
" notBeforeGMT=?7, notAfterGMT=?8, issuerCommonName=?9, issuerOrganization=?10, issuerOrganizationUnit=?11, "+
" md5Fingerprint=?12, sha1Fingerprint=?13, issuerMd5Fingerprint=?14, issuerSha1Fingerprint=?15, cert=?16, flags=?17, stored=?18 "+
"WHERE host=?1"),
delHost: this.dbh.createStatement("DELETE FROM certificates WHERE host=?1"),
delSince: this.dbh.createStatement("DELETE FROM certificates WHERE stored >= ?18"),
delAll: this.dbh.createStatement("DELETE FROM certificates"),
};
} catch (err) {
this.warn("Error initializing SQLite operations: ", err);
}
},
dbclose: function() {
try {
if (this.dbh) {
this.dbh.close();
this.dbh = null;
}
} catch (err) {
this.log("CertPatrol: Error trying to close connection: ", err);
}
},
// Application trigger
init: function() {
var Cc = Components.classes, Ci = Components.interfaces;
this.prefs = Cc["@mozilla.org/preferences-service;1"]
.getService(Ci.nsIPrefService)
.getBranch("certpatrol.")
.QueryInterface(Ci.nsIPrefBranch2);
this.registerObserver("http-on-examine-response");
},
getMyVersion: function(callback) {
try {
// Firefox 4 and later; Mozilla 2 and later
Components.utils.import("resource://gre/modules/AddonManager.jsm");
AddonManager.getAddonByID(this.extID, function(addon) {
callback(addon.version);
});
} catch (ex) {
// Firefox 3.6 and before; Mozilla 1.9.2 and before
try {
var em = Components.classes["@mozilla.org/extensions/manager;1"]
.getService(Components.interfaces.nsIExtensionManager);
var addon = em.getItemForID(this.extID);
callback(addon.version);
} catch (ex) {
callback();
}
}
},
// helper functions for advanced patrol
isodate: function(tim) {
if (isNaN(tim)) {
## // this part of code can go when there are no more pre version 1.3
## // Certpatrol.sqlite instances around..
## //
## // i think i saw some cert dates without time info appended..
var iso = tim.replace(/^(\d\d)\/(\d\d)\/(\d+)/, "$3-$1-$2");
// upcoming Y3K bug, but you must delete this line before 2020
if (iso != tim) {
if (iso[0] != '2') iso = "20"+ iso;
return iso;
}
}
var d = new Date(tim / 1000);
## // locale string is too verbose. we don't need weekdays and time zones here
## // i was really afraid of having to do this. i love bad apis like Date().
## return d.getFullYear() +"-"+
## (d.getMonth() < 10 ? "0"+ d.getMonth() : d.getMonth()) +"-"+
## (d.getDay() < 10 ? "0"+ d.getDay() : d.getDay()) +" "+
## (d.getHours() < 10 ? "0"+ d.getHours() : d.getHours()) +":"+
## (d.getMinutes() < 10 ? "0"+ d.getMinutes() : d.getMinutes());
## // mozilla has this nice strftime extension to Date called toLocaleFormat()
return d.toLocaleFormat("%Y-%m-%d %H:%M:%S");
## // btw, this is not exactly ISO 8601 conformant but rather
## // preserves its original intent.. universal readability (thus no 'T')
},
timedelta: function(tim) {
if (!isNaN(tim)) tim /= 1000;
var d = new Date(tim);
// Y2K bug in Javascript... :)
if (d.getFullYear() < 1990) d.setFullYear(100 + d.getFullYear());
var now = new Date();
//alert("Now is "+ now.getTime() +" and cert is "+ d.getTime());
return d.getTime() - now.getTime();
},
daysdelta: function(td) {
td = Math.round(td / 86400000); // milliseconds per day
return " ("+ this.psycText(this.locale[td < 0 ? "daysPast" : "daysFuture"], {_days: td < 0 ? -td : td}) +")";
},
isodatedelta: function(tim) {
return tim ? this.isodate(tim) + this.daysdelta(this.timedelta(tim)) : "";
},
byteArrayToString: function(ba) {
var s = "";
for (var i = 0; i < ba.length; i++)
s += String.fromCharCode(ba[i]);
return s;
},
byteArrayToCert: function(ba) {
var Cc = Components.classes, Ci = Components.interfaces;
var c = "@mozilla.org/security/x509certdb;1", i= "nsIX509CertDB";
return Cc[c].getService(Ci[i]).constructX509FromBase64(window.btoa(this.byteArrayToString(ba.value)));
},
findASN1Object: function (struc, re) {
if (!struc) return;
if (re.test(struc.displayName)) return struc;
var s, Ci = Components.interfaces;
try {
s = struc.QueryInterface(Ci.nsIASN1Sequence);
}
catch (e) {}
if (!s || !s.isValidContainer) return;
for (var i=0; i<s.ASN1Objects.length; i++) {
struc = s.ASN1Objects.queryElementAt(i, Ci.nsIASN1Object);
var res = this.findASN1Object(struc, re);
if (res) return res;
}
},
newCertObj: function() {
return {
threat: 0,
flags: 0,
host: "",
threatLevel: "",
warn: {},
now: {
commonName: "",
organization: "",
organizationalUnit: "",
serialNumber: "",
emailAddress: "",
notBefore: "",
notAfter: "",
issuerCommonName: "",
issuerOrganization: "",
issuerOrganizationUnit: "",
md5Fingerprint: "",
sha1Fingerprint: "",
issuerMd5Fingerprint: "",
issuerSha1Fingerprint: "",
cert: null,
},
old: {
commonName: "",
organization: "",
organizationalUnit: "",
serialNumber: "",
emailAddress: "",
notBefore: "",
notAfter: "",
issuerCommonName: "",
issuerOrganization: "",
issuerOrganizationUnit: "",
md5Fingerprint: "",
sha1Fingerprint: "",
issuerMd5Fingerprint: "",
issuerSha1Fingerprint: "",
cert: null,
},
};
},
fillCertObj: function(obj, cert) {
obj.cert = cert;
obj.notBefore = cert.validity.notBefore;
obj.notAfter = cert.validity.notAfter;
if (cert.issuer) {
obj.issuerMd5Fingerprint = cert.issuer.md5Fingerprint;
obj.issuerSha1Fingerprint = cert.issuer.sha1Fingerprint;
} else {
//this.log("no issuer: "+ [cert.commonName, cert.issuer, cert.sha1Fingerprint]);
}
var keys = [
"commonName", "organization", "organizationalUnit", "serialNumber",
"emailAddress", // "subjectAlternativeName",
"issuerCommonName", "issuerOrganization", "issuerOrganizationUnit",
"md5Fingerprint", "sha1Fingerprint" ];
for (var i in keys)
obj[keys[i]] = cert[keys[i]];
obj.subjectAltName = [];
var san = this.findASN1Object(cert.ASN1Structure, /^Certificate Subject Alt Name$/);
if (san) {
//this.log("SAN:", [san.displayName, san.displayValue]);
var m, re = /DNS Name: ((?:\*\.)?[a-z0-9.-]+)/g;
while (m = re.exec(san.displayValue))
obj.subjectAltName.push(m[1]);
## this.log("SAN:", obj.subjectAltName);
// how do we use this now?
}
},
registerObserver: function(topic) {
var observerService = Components.classes["@mozilla.org/observer-service;1"]
.getService(Components.interfaces.nsIObserverService);
observerService.addObserver(this, topic, false);
},
unregisterObserver: function(topic) {
var observerService = Components.classes["@mozilla.org/observer-service;1"]
.getService(Components.interfaces.nsIObserverService);
observerService.removeObserver(this, topic);
},
observe: function(channel, topic, data) {
## this.log(">> observe:", [channel, topic, data]);
var Cc = Components.classes, Ci = Components.interfaces;
channel.QueryInterface(Ci.nsIHttpChannel);
var host = channel.URI.hostPort;
## this.log("URI: "+ channel.URI.spec);
var si = channel.securityInfo;
if (!si) return;
var nc = channel.notificationCallbacks;
if (!nc && channel.loadGroup)
nc = channel.loadGroup.notificationCallbacks;
if (!nc) return;
try {
var win = nc.getInterface(Ci.nsIDOMWindow);
} catch (e) {
return; // no window for e.g. favicons
}
if (!win.document) return;
var browser;
// thunderbird has no gBrowser
if (typeof gBrowser != "undefined") {
browser = gBrowser.getBrowserForDocument(win.top.document);
// We get notifications for a request in all of the open windows
// but browser is set only in the window the request is originated from,
// browser is null for favicons too.
if (!browser) return;
}
## this.log("browser: "+ browser);
## //var wpl = Ci.nsIWebProgressListener;
## //this.log("securityUI.state: "+ browser.securityUI.state +", "+ (browser.securityUI.state & wpl.STATE_IS_SECURE));
## // proceed only if the page is considered secure or browser is null -- disabled as it's not reliable
## //if (browser && !(browser.securityUI.state & wpl.STATE_IS_SECURE))
## //return;
si.QueryInterface(Ci.nsISSLStatusProvider);
var st = si.SSLStatus;
if (!st) return;
## this.log("st: "+ st);
st.QueryInterface(Ci.nsISSLStatus);
var cert = st.serverCert;
if (!cert) return;
## this.log("cert: "+ cert);
var obj = browser || win.top;
// store certs in the browser object so we can
// show only one notification per host for a browser tab
var key = [host, cert.md5Fingerprint, cert.sha1Fingerprint].join('|');
if (obj.__certs && obj.__certs[key] && cert.equals(obj.__certs[key]))
return;
obj.__certs = obj.__certs || {};
obj.__certs[key] = cert;
// The interesting part
var certobj = this.newCertObj();
certobj.host = host;
certobj.ciphername = st.cipherName;
certobj.keyLength = st.keyLength;
certobj.secretKeyLength = st.secretKeyLength;
this.fillCertObj(certobj.now, cert);
this.certCheck(browser, certobj);
},
// Certificate check
certCheck: function(browser, certobj) {
## this.log(">> certCheck: "+ certobj.host);
if (this.isIgnoredHost(certobj.host)) return;
var Cc = Components.classes, Ci = Components.interfaces;
var now = certobj.now, old = certobj.old;
var found = false;
## //if (this.last_sha1Fingerprint && this.last_sha1Fingerprint == now.sha1Fingerprint) return;
## //else this.last_sha1Fingerprint = now.sha1Fingerprint;
var pbs = Cc["@mozilla.org/privatebrowsing;1"];
if (pbs) {
pbs = Cc["@mozilla.org/privatebrowsing;1"].getService(Ci.nsIPrivateBrowsingService);
var pbm = pbs.privateBrowsingEnabled;
}
var save = !pbm;
try {
if (pbm && this.prefs)
save = this.prefs.getBoolPref("privatebrowsing.save");
} catch (err) {}
##/*
## TODO: Before we even check the database we can make checks on the
## credibility of subCAs:
##
## + raise the threat level on subCAs that share no common substring
## like "verisign" with its root CA (like "bogus CA" being a subCA
## of "CNNIC"). here's a list of words to exclude, plus all strings
## shorter than 4 chars i suppose.
## "Internet Builtin Object Token Class Public Primary
## Certification Authority Extended Validation"
##
## + provide a hardcoded blacklist of CAs that sell subCAs for money
## (see website). raise threat level for those.
##
## + maybe add a whitelist of subCAs which happen to be okay anyway?
## (startssl case)
##*/
// Get certificate from storage
var stmt = this.db.selectHost;
try {
stmt.bindUTF8StringParameter(0, certobj.host);
if (stmt.executeStep()) {
found = true;
old.commonName = stmt.getUTF8String(1);
old.organization = stmt.getUTF8String(2);
old.organizationalUnit = stmt.getUTF8String(3);
old.serialNumber = stmt.getUTF8String(4);
old.emailAddress = stmt.getUTF8String(5);
old.notBefore = stmt.getUTF8String(6);
old.notAfter = stmt.getUTF8String(7);
old.issuerCommonName = stmt.getUTF8String(8);
old.issuerOrganization = stmt.getUTF8String(9);
old.issuerOrganizationUnit = stmt.getUTF8String(10);
old.md5Fingerprint = stmt.getUTF8String(11);
old.sha1Fingerprint = stmt.getUTF8String(12);
old.issuerMd5Fingerprint = stmt.getUTF8String(13);
old.issuerSha1Fingerprint = stmt.getUTF8String(14);
var blob = {};
stmt.getBlob(15, {}, blob);
if (blob.value.length)
old.cert = this.byteArrayToCert(blob);
certobj.flags = stmt.getInt64(16);
old.stored = stmt.getInt64(17) * 1000;
}
} catch(err) {
this.warn("Error trying to check certificate: ", err);
} finally {
stmt.reset();
}
var wild = this.wildcardCertCheck(now.cert);
// The certificate changed
if (found && (!old.cert || !now.cert.equals(old.cert))) {
// If the cert info was stored in the previous version of CertPatrol
// we don't have the full cert yet, so we just store it in the DB
// and return if everything looks fine.
if (!old.cert &&
old.sha1Fingerprint == now.sha1Fingerprint &&
old.md5Fingerprint == now.md5Fingerprint)
return this.saveCert(certobj);
// has the certificated hostname changed?
if (!wild && now.commonName != old.commonName) {
certobj.warn.commonName = true;
certobj.threat += 2;
}
if (!wild && !(certobj.flags & this.CHECK_ISSUER_ONLY)) {
// try to make some sense out of the certificate changes
var natd = this.timedelta(old.notAfter);
// certificate has expired
if (natd <= 0) certobj.warn.notAfter_expired = true;
// certificate still a long way to go
else if (natd > 7777777777) {
## //else if (natd > 10364400000) {
certobj.threat++;
certobj.warn.notAfter_notdue = true;
## // used to make it += 2 here, but in cases where server farms
## // use several valid certificates for the same host name that's
## // just too strict.
## } else if (natd > 5182200000) {
## certobj.threat++;
## certobj.warn.notAfter_due = true;
}
// certificate due sometime soonish
else if (natd > 0) certobj.warn.notAfter_due = true;
}
// now looking into the NEW certificate
var td = this.timedelta(now.notBefore);
if (td > 0) {
// new certificate isn't valid yet
certobj.warn.notBefore = true;
certobj.threat += 2;
}
// further checks done by agent before we even get here
// check if they have the same issuer
if (old.cert && now.cert.issuer && now.cert.issuer.equals(old.cert.issuer)) {
if (certobj.threat == 0 && certobj.flags & this.CHECK_ISSUER_ONLY)
return;
} else if (old.cert ||
(!old.cert && // old method, if we don't have a cert stored yet
(now.issuerOrganization != old.issuerOrganization ||
now.issuerCommonName != old.issuerCommonName))) {
certobj.warn.issuerCommonName = true;
// companies pick different CAs all the time unfortunately
certobj.threat++;
// TODO: implement more refined CA comparisons like
// has the root CA remained the same (
}
// fetch suitable scare message
if (certobj.threat > 3) certobj.threat = 3;
// produce human readable expiration dates
old.notBefore = this.isodatedelta(old.notBefore);
old.notAfter = this.isodatedelta(old.notAfter);
now.notBefore = this.isodatedelta(now.notBefore);
now.notAfter = this.isodatedelta(now.notAfter);
if (old.stored) old.stored = this.isodatedelta(old.stored * 1000);
if (wild && certobj.threat == 0) {
certobj.warn.wildcard = true;
certobj.event = this.locale.wildEvent;
} else {
certobj.event = this.locale.changeEvent +" "+
this.locale["threat"+ certobj.threat];
}
this.outchange(browser, certobj);
// New certificate
} else if (!found) {
if (save) {
// Store data
stmt = this.db.insert;
try {
stmt.bindUTF8StringParameter( 0, certobj.host);
stmt.bindUTF8StringParameter( 1, now.commonName);
stmt.bindUTF8StringParameter( 2, now.organization);
stmt.bindUTF8StringParameter( 3, now.organizationalUnit);
stmt.bindUTF8StringParameter( 4, now.serialNumber);
stmt.bindUTF8StringParameter( 5, now.emailAddress);
stmt.bindUTF8StringParameter( 6, now.notBefore);
stmt.bindUTF8StringParameter( 7, now.notAfter);
stmt.bindUTF8StringParameter( 8, now.issuerCommonName);
stmt.bindUTF8StringParameter( 9, now.issuerOrganization);
stmt.bindUTF8StringParameter(10, now.issuerOrganizationUnit);
stmt.bindUTF8StringParameter(11, now.md5Fingerprint);
stmt.bindUTF8StringParameter(12, now.sha1Fingerprint);
stmt.bindUTF8StringParameter(13, now.issuerMd5Fingerprint);
stmt.bindUTF8StringParameter(14, now.issuerSha1Fingerprint);
var der = now.cert.getRawDER({});
stmt.bindBlobParameter(15, der, der.length);
stmt.bindInt64Parameter(16, 0);
stmt.bindInt64Parameter(17, parseInt(new Date().getTime() / 1000));
stmt.execute();
} catch(err) {
this.warn("Error trying to insert certificate for "+
certobj.host +": ", err);
} finally {
stmt.reset();
}
}
## // checks are done by firefox before we even get here
## // that's why we don't complain about host != common name etc.
now.notBefore = this.isodatedelta(now.notBefore);
now.notAfter = this.isodatedelta(now.notAfter);
if (wild) {
certobj.warn.wildcard = true;
certobj.event = this.locale.wildEvent;
} else {
certobj.event = this.locale.newEvent;
}
this.outnew(browser, certobj);
}
},
// wildcardCertCheck contributed by Georg Koppen, JonDos GmbH 2010. Thanks!
// We are using it differently, though. The JonDos version is less paranoid.
//
wildcardCertCheck: function(cert) {
var stmt;
// First, we check whether we have a wildcard certificate at all. If not
// just return false and the new cert dialog will be schown. But even if
// we have one but no SHA1 fingerprint we should show it for security's
// sake...
## alert("doing wildcardCertCheck for "+ sha1Fingerprint);
if (cert.commonName.charAt(0) === '*' && cert.md5Fingerprint && cert.sha1Fingerprint) {
// We got one, check now if we have it already. If not, return false and
// the certificate will be shown. Otherwise, return yes and the new cert
// dialog will be omitted.
try {
stmt = this.db.selectWild;
// starts counting from 0, so ?13 is 12 here. you gotta love it.
stmt.bindUTF8StringParameter(11, cert.md5Fingerprint);
stmt.bindUTF8StringParameter(12, cert.sha1Fingerprint);
if (stmt.executeStep()) {
return true;
} else {
// This case could occur as well if we have *.example.com and
// foo.example.com with SHA1(1) saved and we find a cert with
// *.example.com and bar.example.com and SHA1(2): We would show
// the dialog even if we have already saved the wildcard cert. But
// that's okay due to the changed SHA1 fingerprint, thus prioritizing
// security and not convenience...
return false;
}
} catch (err) {
this.warn("Error trying to check wildcard certificate "+
cert.commonName +": ", err);
} finally {
stmt.reset();
}
} else return false;
},
// accept changed cert
saveCert: function(certobj) {
## this.log(">> saveCert: "+ certobj.host);
var stmt = this.db.update;
var cert = certobj.now.cert;
try {
stmt.bindUTF8StringParameter( 0, certobj.host);
stmt.bindUTF8StringParameter( 1, cert.commonName);
stmt.bindUTF8StringParameter( 2, cert.organization);
stmt.bindUTF8StringParameter( 3, cert.organizationalUnit);
stmt.bindUTF8StringParameter( 4, cert.serialNumber);
stmt.bindUTF8StringParameter( 5, cert.emailAddress);
stmt.bindUTF8StringParameter( 6, cert.validity.notBefore);
stmt.bindUTF8StringParameter( 7, cert.validity.notAfter);
stmt.bindUTF8StringParameter( 8, cert.issuerCommonName);
stmt.bindUTF8StringParameter( 9, cert.issuerOrganization);
stmt.bindUTF8StringParameter(10, cert.issuerOrganizationUnit);
stmt.bindUTF8StringParameter(11, cert.md5Fingerprint);
stmt.bindUTF8StringParameter(12, cert.sha1Fingerprint);
if (cert.issuer) {
stmt.bindUTF8StringParameter(13, cert.issuer.md5Fingerprint);
stmt.bindUTF8StringParameter(14, cert.issuer.sha1Fingerprint);
}
var der = cert.getRawDER({});
stmt.bindBlobParameter(15, der, der.length);
stmt.bindInt64Parameter(16, certobj.flags);
stmt.bindInt64Parameter(17, parseInt(new Date().getTime() / 1000));
stmt.execute();
} catch(err) {
this.warn("Error trying to update certificate: ", err);
} finally {
stmt.reset();
}
return true;
},
// reject new cert
delCert: function(host) {
var stmt;
try {
stmt = this.db.delHost;
stmt.bindUTF8StringParameter(0, host);
stmt.executeStep();
} catch (err) {
this.warn("Error while trying to remove certificate: ", err);
} finally {
stmt.reset();
}
},
delCerts: function(hosts) {
if (!hosts || !hosts.length) return;
if (!this.dbh) this.dbinit();
var params = [];
for (var i=1; i<=hosts.length; i++)
params.push('?'+i);
try {
var stmt = this.dbh.createStatement("DELETE FROM certificates WHERE host IN ("+ params.join(",") +")");
for (var i=0; i<hosts.length; i++)
stmt.bindUTF8StringParameter(i, hosts[i]);
stmt.executeStep();
} catch (err) {
this.warn("Error while trying to remove certificates: ", err);
} finally {
stmt.reset();
}
},
// sanitizer - clear recent history
delCertsSince: function(range) {
if (!this.dbh)
this.dbinit();
var stmt;
try {
if (range) {
stmt = this.db.delSince;
stmt.bindInt64Parameter(17, range[0] / 1000000);
} else {
stmt = this.db.delAll;
}
stmt.executeStep();
} catch (err) {
this.warn("Error while trying to remove certificates: ", err);
} finally {
stmt.reset();
}
try {
// delete stored certs in browser objects
var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator);
var enumerator = wm.getEnumerator(null);
while (enumerator.hasMoreElements()) {
var win = enumerator.getNext();
if (win && win.gBrowser && win.gBrowser.browsers) {
var browsers = win.gBrowser.browsers;
for (var i=0; i<browsers.length; i++)
delete browsers[i].__certs;
}
}
} catch (err) {
this.warn("Error while trying to remove certificates from tabs: ", err);
}
},
updateFlags: function(hosts, flag, on) {
if (!hosts || !hosts.length) return;
if (typeof hosts != 'object') hosts = [hosts];
if (!this.dbh) this.dbinit();
var params = [];
for (var i=0; i<hosts.length; i++)
params.push('?'+ (i+2));
try {
var stmt;
if (on)
stmt = this.dbh.createStatement("UPDATE certificates SET flags = flags | ?1 WHERE host IN ("+ params.join(",") +")");
else
stmt = this.dbh.createStatement("UPDATE certificates SET flags = flags & ~?1 WHERE host IN ("+ params.join(",") +")");
stmt.bindInt64Parameter(0, flag);
for (var i=0; i<hosts.length; i++)
stmt.bindUTF8StringParameter(i+1, hosts[i]);
stmt.executeStep();
} catch (err) {
this.warn("Error while trying to update flags: ", err);
} finally {
stmt.reset();
}
try {
stmt = this.dbh.createStatement("UPDATE certificates SET flags = ?1 WHERE flags IS NULL AND host IN ("+ params.join(",") +")");
stmt.bindInt64Parameter(0, flag);
for (var i=0; i<hosts.length; i++)
stmt.bindUTF8StringParameter(i+1, hosts[i]);
stmt.executeStep();
} catch (err) {
this.warn("Error while trying to update flags: ", err);
} finally {
stmt.reset();
}
},
setFlag: function(certobj, flag, on) {
if (on)
certobj.flags |= flag;
else
certobj.flags &= ~flag;
},
getAllCerts: function() {
if (!this.dbh) this.dbinit();
var certs = [];
var stmt;
try {
stmt = this.db.selectAll;
while (stmt.executeStep()) {
var obj = {
host: stmt.getUTF8String(0),
commonName: stmt.getUTF8String(1),
organization: stmt.getUTF8String(2),
organizationalUnit: stmt.getUTF8String(3),
serialNumber: stmt.getUTF8String(4),
emailAddress: stmt.getUTF8String(5),
md5Fingerprint: stmt.getUTF8String(11),
sha1Fingerprint: stmt.getUTF8String(12),
validity: {
notBefore: stmt.getUTF8String(6),
notAfter: stmt.getUTF8String(7),
},
issuer: {
commonName: stmt.getUTF8String(8),
organization: stmt.getUTF8String(9),
organizationUnit: stmt.getUTF8String(10),
issuerMd5Fingerprint: stmt.getUTF8String(13),
issuerSha1Fingerprint: stmt.getUTF8String(14),
},
flags: stmt.getInt64(16),
stored: stmt.getInt64(17) * 1000,
};
var blob = {};
stmt.getBlob(15, {}, blob);
if (blob.value.length) {
var cert = this.byteArrayToCert(blob);
if (cert)
this.fillCertObj(obj, cert);
}
certs.push(obj);
}
} catch (err) {
this.warn("Error while trying to get certificates: ", err);
} finally {
stmt.reset();
}
return certs;
},
isIgnoredHost: function(host) {
try {
var list = this.prefs.getCharPref("hosts.ignore");
} catch (e) {
return false;
}
return new RegExp('(?:^|[\\s,])'+host.replace(/\./g,'\\.')+'(?:[\\s,]|$)').test(list);
},
ignoreHost: function(host) {
if (this.isIgnoredHost(host)) return;
var list = "";
try {
list = this.prefs.getCharPref("hosts.ignore");
} catch (e) {}
this.prefs.setCharPref("hosts.ignore", list +" "+ host);
},
outnew: function(browser, certobj) {
var forcePopup = false;
try {
if (this.prefs)
forcePopup = this.prefs.getBoolPref(certobj.warn.wildcard ? "popup.wild" : "popup.new");
} catch (err) {}
try {
if (!forcePopup && (!certobj.warn.wildcard && !this.prefs.getBoolPref("notify.new") ||
certobj.warn.wildcard && !this.prefs.getBoolPref("notify.wild")))
return;
} catch (err) {}
var win = browser && browser.contentWindow ? browser.contentWindow : window;
var notifyBox = this.getNotificationBox(browser);
var popup = forcePopup || !notifyBox;
## // https://developer.mozilla.org/en/XUL/Method/appendNotification
## // http://gist.github.com/256554
## // using certobj.host as the id for the notification
if (notifyBox && !popup) {
var timeout;
var n = notifyBox.appendNotification(
"(CertPatrol) "+ certobj.host +": "+certobj.event +" "+
certobj.now.commonName +". "+
this.locale.issuedBy +" "+
(certobj.now.issuerOrganization || certobj.now.issuerCommonName)
, certobj.host, null, notifyBox.PRIORITY_INFO_HIGH, [{
label: this.locale.reject,
accessKey: this.locale.reject_key,
callback: function(msg, btn) {
if (timeout) clearTimeout(timeout);
CertPatrol.delCert(certobj.host);
}
}, {
label: this.locale.viewDetails,
accessKey: this.locale.viewDetails_key,
callback: function(msg, btn) {
if (timeout) clearTimeout(timeout);
win.openDialog("chrome://certpatrol/content/new.xul",
"_blank", "chrome,dialog,modal",
certobj, CertPatrol);
}
}]);
n.persistence = 10; // make sure it stays visible after redirects
try {
var t = this.prefs.getIntPref("notify.timeout");
if (t > 0) {
timeout = setTimeout(function() {
if (n.parentNode) notifyBox.removeNotification(n);
n = null;
}, t * 1000);
}
} catch (err) {}
}
if (popup)
win.openDialog("chrome://certpatrol/content/new.xul", "_blank",
"chrome,dialog,modal", certobj, CertPatrol);
},
outchange: function(browser, certobj) {
var forcePopup = false;
try {
if (this.prefs)
forcePopup = this.prefs.getBoolPref("popup.change");
} catch (err) {}
var win = browser && browser.contentWindow ? browser.contentWindow : window;
var notifyBox = this.getNotificationBox(browser);
var popup = forcePopup || certobj.threat > 1 || !notifyBox;
if (notifyBox && !popup) {
var priority = [
notifyBox.PRIORITY_INFO_LOW,
notifyBox.PRIORITY_INFO_HIGH,
notifyBox.PRIORITY_WARNING_HIGH,
notifyBox.PRIORITY_CRITICAL_HIGH
];
var warn = "";
for (var k in certobj.warn)
if (this.locale["warn_"+k])
warn += " *** " + this.locale["warn_"+k];
var timeout;
var n = notifyBox.appendNotification(
"(CertPatrol) "+ certobj.host +": "+ certobj.event +" "+
certobj.now.commonName +". "+
this.locale.issuedBy +" "+
(certobj.now.issuerOrganization || certobj.now.issuerCommonName) +" "+
warn, certobj.host, null, priority[certobj.threat], [{
label: this.locale.accept,
accessKey: this.locale.accept_key,
callback: function(msg, btn) {
if (timeout) clearTimeout(timeout);