Cache AppSettings in static class

.gitignore

@@ -130,7 +130,7 @@ publish/
 
 # NuGet Packages Directory
 ## TODO: If you have NuGet Package Restore enabled, uncomment the next line
-#packages/
+packages/
 
 # Windows Azure Build Output
 csx
@@ -213,3 +213,4 @@ pip-log.txt
 
 #Mr Developer
 .mr.developer.cfg
+

Daishi.Armor.WebFramework/ArmorAuthorize.cs

@@ -1,8 +1,6 @@
 #region Includes
 
-using System;
 using System.Collections.Generic;
-using System.Configuration;
 using System.Linq;
 using System.Security.Claims;
 
@@ -50,14 +48,9 @@ private readonly HttpRequestArmorHeaderParserFactory
 
             #region Validate ArmorToken
 
-            var encryptionKey =
-                Convert.FromBase64String(
-                    ConfigurationManager.AppSettings["ArmorEncryptionKey"]);
-            var hashingKey =
-                Convert.FromBase64String(
-                    ConfigurationManager.AppSettings["ArmorHashKey"]);
-            var armorTimeOut =
-                Convert.ToInt64(ConfigurationManager.AppSettings["ArmorTimeout"]);
+            var encryptionKey = ArmorSettings.EncryptionKey;
+            var hashingKey = ArmorSettings.HashingKey;
+            var armorTimeOut = ArmorSettings.Timeout;
 
             var secureArmorTokenValidator =
                 new SecureArmorTokenValidator(armorTokenHeader.ArmorToken,

Daishi.Armor.WebFramework/ArmorFortify.cs

@@ -1,8 +1,6 @@
 #region Includes
 
-using System;
 using System.Collections.Generic;
-using System.Configuration;
 using System.Linq;
 using System.Security.Claims;
 using System.Web;
@@ -32,12 +30,8 @@ public class ArmorFortify {
             var userId = claims.Single(c => c.Type.Equals("UserId")).Value;
             var platform = claims.Single(c => c.Type.Equals("Platform")).Value;
 
-            var encryptionKey =
-                Convert.FromBase64String(
-                    ConfigurationManager.AppSettings["ArmorEncryptionKey"]);
-            var hashingKey =
-                Convert.FromBase64String(
-                    ConfigurationManager.AppSettings["ArmorHashKey"]);
+            var encryptionKey = ArmorSettings.EncryptionKey;
+            var hashingKey = ArmorSettings.HashingKey;
 
             var nonceGenerator = new NonceGenerator();
             nonceGenerator.Execute();

Daishi.Armor.WebFramework/ArmorSettings.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Configuration;
+
+namespace Daishi.Armor.WebFramework {
+    // Since changes to the AppSettings will bounce the AppDomain, we can statically
+    // cache the answer to all this configuration settings
+    public static class ArmorSettings {
+        private static byte[] s_EncryptionKey;
+        public static byte[] EncryptionKey {
+            get {
+                if (s_EncryptionKey == null) {
+                    s_EncryptionKey = Convert.FromBase64String(
+                        ConfigurationManager.AppSettings["ArmorEncryptionKey"]);
+                }
+
+                return s_EncryptionKey;
+            }
+        }
+
+        private static byte[] s_HashingKey;
+        public static byte[] HashingKey {
+            get {
+                if (s_HashingKey == null) {
+                    s_HashingKey = Convert.FromBase64String(
+                    ConfigurationManager.AppSettings["ArmorHashKey"]);
+                }
+
+                return s_HashingKey;
+            }
+        }
+
+        private static long? s_Timeout;
+        public static long Timeout {
+            get {
+                if (!s_Timeout.HasValue) {
+                    s_Timeout = Convert.ToInt64(
+                        ConfigurationManager.AppSettings["ArmorTimeout"]);
+                }
+
+                return s_Timeout.Value;
+            }
+        }
+
+        private static bool? s_IsArmed;
+        public static bool IsArmed {
+            get {
+                if (!s_IsArmed.HasValue) {
+                    s_IsArmed = Convert.ToBoolean(
+                        ConfigurationManager.AppSettings["IsArmed"]);
+                }
+
+                return s_IsArmed.Value;
+            }
+        }
+    }
+}

Daishi.Armor.WebFramework/Daishi.Armor.WebFramework.csproj

@@ -87,6 +87,7 @@
   <ItemGroup>
     <Compile Include="ArmorAuthorize.cs" />
     <Compile Include="ArmorFortify.cs" />
+    <Compile Include="ArmorSettings.cs" />
     <Compile Include="ArmorTokenHeader.cs" />
     <Compile Include="GenerateSecureArmorToken.cs" />
     <Compile Include="HttpRequestArmorHeaderParser.cs" />

Daishi.Armor.WebFramework/MvcArmorAuthorizeAttribute.cs

@@ -1,7 +1,5 @@
 #region Includes
 
-using System;
-using System.Configuration;
 using System.Threading;
 using System.Web;
 using System.Web.Mvc;
@@ -11,9 +9,7 @@
 namespace Daishi.Armor.WebFramework {
     public class MvcArmorAuthorizeAttribute : AuthorizeAttribute {
         protected override bool AuthorizeCore(HttpContextBase httpContext) {
-            var isArmed =
-                Convert.ToBoolean(ConfigurationManager.AppSettings["IsArmed"]);
-            if (!isArmed) return true;
+            if (!ArmorSettings.IsArmed) return true;
 
             var armorAuthorize =
                 new ArmorAuthorize(

Daishi.Armor.WebFramework/MvcArmorFortifyFilter.cs

@@ -1,7 +1,5 @@
 #region Includes
 
-using System;
-using System.Configuration;
 using System.Web.Mvc;
 
 #endregion
@@ -10,9 +8,7 @@ namespace Daishi.Armor.WebFramework {
     public class MvcArmorFortifyFilter : ActionFilterAttribute {
         public override void OnActionExecuted(
             ActionExecutedContext filterContext) {
-            var isArmed =
-                Convert.ToBoolean(ConfigurationManager.AppSettings["IsArmed"]);
-            if (!isArmed) return;
+            if (!ArmorSettings.IsArmed) return;
 
             var armorFortify =
                 new ArmorFortify(

Daishi.Armor.WebFramework/WebApiArmorAuthorizeAttribute.cs

@@ -1,7 +1,5 @@
 #region Includes
 
-using System;
-using System.Configuration;
 using System.Threading;
 using System.Web.Http;
 using System.Web.Http.Controllers;
@@ -11,9 +9,7 @@
 namespace Daishi.Armor.WebFramework {
     public class WebApiArmorAuthorizeAttribute : AuthorizeAttribute {
         protected override bool IsAuthorized(HttpActionContext actionContext) {
-            var isArmed =
-                Convert.ToBoolean(ConfigurationManager.AppSettings["IsArmed"]);
-            if (!isArmed) return true;
+            if (!ArmorSettings.IsArmed) return true;
 
             var armorAuthorize =
                 new ArmorAuthorize(

Daishi.Armor.WebFramework/WebApiArmorFortifyFilter.cs

@@ -1,7 +1,5 @@
 #region Includes
 
-using System;
-using System.Configuration;
 using System.Net;
 using System.Threading;
 using System.Web;
@@ -14,9 +12,7 @@ namespace Daishi.Armor.WebFramework {
     public class WebApiArmorFortifyFilter : ActionFilterAttribute {
         public override void OnActionExecuted(
             HttpActionExecutedContext actionExecutedContext) {
-            var isArmed =
-                Convert.ToBoolean(ConfigurationManager.AppSettings["IsArmed"]);
-            if (!isArmed) return;
+            if (!ArmorSettings.IsArmed) return;
 
             var armorFortify =
                 new ArmorFortify(