tomcat升级为7.0.85
diff --git a/tomcat-7/conf/catalina.policy b/tomcat-7/conf/catalina.policy
index 354d7d6..9a33883 100644
--- a/tomcat-7/conf/catalina.policy
+++ b/tomcat-7/conf/catalina.policy
@@ -72,7 +72,7 @@
         permission java.io.FilePermission
          "${catalina.base}${file.separator}logs", "read, write";
         permission java.io.FilePermission
-         "${catalina.base}${file.separator}logs${file.separator}*", "read, write";
+         "${catalina.base}${file.separator}logs${file.separator}*", "read, write, delete";
 
         permission java.lang.RuntimePermission "shutdownHooks";
         permission java.lang.RuntimePermission "getClassLoader";
@@ -194,8 +194,9 @@
 
 
 // The Manager application needs access to the following packages to support the
-// session display functionality. These settings support the following
-// configurations:
+// session display functionality. It also requires the custom Tomcat
+// DeployXmlPermission to enable the use of META-INF/context.xml
+// These settings support the following configurations:
 // - default CATALINA_HOME == CATALINA_BASE
 // - CATALINA_HOME != CATALINA_BASE, per instance Manager in CATALINA_BASE
 // - CATALINA_HOME != CATALINA_BASE, shared Manager in CATALINA_HOME
@@ -205,6 +206,7 @@
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina.manager";
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina.manager.util";
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina.util";
+    permission org.apache.catalina.security.DeployXmlPermission "manager";
 };
 grant codeBase "file:${catalina.home}/webapps/manager/-" {
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina";
@@ -212,8 +214,23 @@
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina.manager";
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina.manager.util";
     permission java.lang.RuntimePermission "accessClassInPackage.org.apache.catalina.util";
+    permission org.apache.catalina.security.DeployXmlPermission "manager";
 };
 
+// The Host Manager application needs the custom Tomcat DeployXmlPermission to
+// enable the use of META-INF/context.xml
+// These settings support the following configurations:
+// - default CATALINA_HOME == CATALINA_BASE
+// - CATALINA_HOME != CATALINA_BASE, per instance Host Manager in CATALINA_BASE
+// - CATALINA_HOME != CATALINA_BASE, shared Host Manager in CATALINA_HOME
+grant codeBase "file:${catalina.base}/webapps/host-manager/-" {
+    permission org.apache.catalina.security.DeployXmlPermission "host-manager";
+};
+grant codeBase "file:${catalina.home}/webapps/host-manager/-" {
+    permission org.apache.catalina.security.DeployXmlPermission "host-manager";
+};
+
+
 // You can assign additional permissions to particular web applications by
 // adding additional "grant" entries here, based on the code base for that
 // application, /WEB-INF/classes/, or /WEB-INF/lib/ jar files.