[tor-commits] [torbutton/master] Bug 9442: Add New Circuit button

[mikeperry at torproject.org]

commit 0020d0dda4af8ef64919d27de5f4b2d0f259f395
Author: Mike Perry <mikeperry-git at torproject.org>
Date:   Tue Feb 10 16:25:02 2015 -0800

    Bug 9442: Add New Circuit button
    
    This adds a button to utilize the domain isolation to get a new circuit for
    the current tab only.
---
 src/chrome/content/popup.xul       |    5 +++++
 src/chrome/content/torbutton.js    |   16 ++++++++++++++++
 src/chrome/locale/en/torbutton.dtd |    2 ++
 src/components/domain-isolator.js  |   20 +++++++++++++++++---
 4 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/src/chrome/content/popup.xul b/src/chrome/content/popup.xul
index 4117632..e0c1f74 100644
--- a/src/chrome/content/popup.xul
+++ b/src/chrome/content/popup.xul
@@ -18,6 +18,11 @@
                   accesskey="&torbutton.context_menu.new_identity_key;"
                   insertafter="context-stop"
                   oncommand="torbutton_new_identity()"/>
+        <menuitem id="torbutton-new-circuit"
+                  label="&torbutton.context_menu.new_circuit;"
+                  accesskey="&torbutton.context_menu.new_circuit_key;"
+                  insertafter="context-stop"
+                  oncommand="torbutton_new_circuit()"/>
         <menuseparator/>
         <menuitem id="torbutton-cookie-protector"
                   label="&torbutton.context_menu.cookieProtections;"
diff --git a/src/chrome/content/torbutton.js b/src/chrome/content/torbutton.js
index cd534a7..8ae1d5d 100644
--- a/src/chrome/content/torbutton.js
+++ b/src/chrome/content/torbutton.js
@@ -1552,6 +1552,22 @@ function torbutton_send_ctrl_cmd(command) {
   }
 }
 
+// Bug 1506 P4: Needed for New IP Address
+function torbutton_new_circuit() {
+  let thirdPartyUtil = Cc["@mozilla.org/thirdpartyutil;1"]
+                         .getService(Ci.mozIThirdPartyUtil);
+
+  let firstPartyDomain = thirdPartyUtil
+                             .getFirstPartyHostForIsolation(gBrowser.currentURI);
+
+  let domainIsolator = Cc["@torproject.org/domain-isolator;1"]
+                          .getService(Ci.nsISupports).wrappedJSObject;
+
+  domainIsolator.newCircuitForDomain(firstPartyDomain);
+
+  gBrowser.reloadWithFlags(Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE);
+}
+
 // Bug 1506 P4: Needed for New Identity.
 function torbutton_new_identity() {
   try {
diff --git a/src/chrome/locale/en/torbutton.dtd b/src/chrome/locale/en/torbutton.dtd
index 1b90d63..15ae1e6 100644
--- a/src/chrome/locale/en/torbutton.dtd
+++ b/src/chrome/locale/en/torbutton.dtd
@@ -24,6 +24,8 @@
 <!ENTITY torbutton.pref_connection_more_info.text "Torbutton is currently enabled.  If you would like to change your non-Tor proxy settings, please disable Torbutton and return here.  If you would like to change your Tor settings, please use the Torbutton preference window.">
 <!ENTITY torbutton.context_menu.new_identity "New Identity">
 <!ENTITY torbutton.context_menu.new_identity_key "I">
+<!ENTITY torbutton.context_menu.new_circuit "New Tor Circuit for this Site">
+<!ENTITY torbutton.context_menu.new_circuit_key "C">
 <!ENTITY torbutton.context_menu.toggle "Toggle Tor status">
 <!ENTITY torbutton.context_menu.toggle.key "T">
 <!ENTITY torbutton.context_menu.preferences "Privacy and Security Settings…">
diff --git a/src/components/domain-isolator.js b/src/components/domain-isolator.js
index e8e6bfa..6e6201e 100644
--- a/src/components/domain-isolator.js
+++ b/src/components/domain-isolator.js
@@ -108,8 +108,10 @@ const kMODULE_CID = Components.ID("e33fd6d4-270f-475f-a96f-ff3140279f68");
 // Import XPCOMUtils object.
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 
-// DomainIsolator object. Constructor does nothing.
-function DomainIsolator() { }
+// DomainIsolator object.
+function DomainIsolator() {
+    this.wrappedJSObject = this;
+}
 // Firefox component requirements
 DomainIsolator.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports, Ci.nsIObserver]),
@@ -121,7 +123,19 @@ DomainIsolator.prototype = {
       logger.eclog(3, "domain isolator: set up isolating circuits by domain");
       tor.isolateCircuitsByDomain();
     }
-  }
+  },
+  newCircuitForDomain: function (domain) {
+    // Check if we already have a nonce. If not, create
+    // one for this domain.
+    if (!tor.noncesForDomains.hasOwnProperty(domain)) {
+      tor.noncesForDomains[domain] = 0;
+    } else {
+      tor.noncesForDomains[domain] += 1;
+    }
+    logger.eclog(3, "New domain isolation count " +tor.noncesForDomains[domain] + " for " + domain);
+  },
+
+  wrappedJSObject: null
 };
 
 // Assign factory to global object.