Merge pull request #214 from shanselman/wip/azuresslforce

Forcing SSL for Azure PLUS adding WebSockets support

.gitattributes

@@ -0,0 +1,14 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain

.gitignore

@@ -11,5 +11,4 @@ static/bower_components/
 .DS_Store
 
 .vagrant
-/iisnode
-/web.config
+/iisnode

lib/websocket.js

@@ -54,9 +54,9 @@ var dir2Char = {
     // reduce logging
     io.set('log level', 0);
 
-    //Windows Azure Web Sites does not currently support WebSockets, so use long-polling
+    //Try for Websockets (Azure Supports if it's on) then fallback
     io.configure(function () {
-        io.set('transports', ['xhr-polling']);
+        io.set('transports', ['websocket','xhr-polling']);
     });
   }
 

web.config

@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+  <system.webServer>
+    <!-- Counter-intuitively this needs to be FALSE so IIS can let go of websockets and node can take over. -->
+    <webSocket enabled="false" />
+    <handlers>
+        <add name="iisnode" path="server.js" verb="*" modules="iisnode"/>
+    </handlers>
+    <rewrite>
+      <rules>
+        <rule name="Force redirect to https">
+          <match url="(.*)"/>
+          <conditions>
+            <add input="{HTTP_HOST}" pattern=".+\.azurewebsites\.net$" />
+            <add input="{HTTPS}" pattern="Off"/>
+            <add input="{REQUEST_METHOD}" pattern="^get$|^head$" />
+          </conditions>
+          <action type="Redirect" url="https://{HTTP_HOST}/{R:1}"/>
+        </rule>
+       <!-- First we consider whether the incoming URL matches a physical file in the /public folder -->
+        <rule name="StaticContent">
+          <action type="Rewrite" url="public{REQUEST_URI}"/>
+        </rule>
+      <!-- All other URLs are mapped to the node.js site entry point -->
+        <rule name="DynamicContent">
+          <conditions>
+            <add input="{REQUEST_FILENAME}" matchType="IsFile" negate="True"/>
+          </conditions>
+          <action type="Rewrite" url="server.js"/>
+        </rule>
+      </rules>
+    </rewrite>
+
+    <!-- 'bin' directory has no special meaning in node.js and apps can be placed in it -->
+    <security>
+      <requestFiltering>
+        <hiddenSegments>
+          <remove segment="bin"/>
+        </hiddenSegments>
+      </requestFiltering>
+    </security>
+
+     <!-- Make sure error responses are left untouched -->
+    <httpErrors existingResponse="PassThrough" />
+
+    <!--
+      You can control how Node is hosted within IIS using the following options:
+        * watchedFiles: semi-colon separated list of files that will be watched for changes to restart the server
+        * node_env: will be propagated to node as NODE_ENV environment variable
+        * debuggingEnabled - controls whether the built-in debugger is enabled
+ 
+      See https://github.com/tjanczuk/iisnode/blob/master/src/samples/configuration/web.config for a full list of options
+    -->
+    <!--<iisnode watchedFiles="web.config;*.js"/>-->
+  </system.webServer>
+</configuration>