Create IP range helper class

[java-idp.git] / src / main / java / edu / internet2 / middleware / shibboleth / idp / config / profile / authn / IPAddressLoginHandlerBeanDefinitionParser.java

diff --git a/src/main/java/edu/internet2/middleware/shibboleth/idp/config/profile/authn/IPAddressLoginHandlerBeanDefinitionParser.java b/src/main/java/edu/internet2/middleware/shibboleth/idp/config/profile/authn/IPAddressLoginHandlerBeanDefinitionParser.java
index c3dc07d..e9ef96f 100644 (file)
--- a/src/main/java/edu/internet2/middleware/shibboleth/idp/config/profile/authn/IPAddressLoginHandlerBeanDefinitionParser.java
+++ b/src/main/java/edu/internet2/middleware/shibboleth/idp/config/profile/authn/IPAddressLoginHandlerBeanDefinitionParser.java
@@ -16,32 +16,28 @@
 
 package edu.internet2.middleware.shibboleth.idp.config.profile.authn;
 
-import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 
 import javax.xml.namespace.QName;
 
 import org.opensaml.xml.util.DatatypeHelper;
+import org.opensaml.xml.util.LazyList;
 import org.opensaml.xml.util.XMLHelper;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.BeanCreationException;
 import org.springframework.beans.factory.support.BeanDefinitionBuilder;
 import org.w3c.dom.Element;
 
 import edu.internet2.middleware.shibboleth.idp.config.profile.ProfileHandlerNamespaceHandler;
+import edu.internet2.middleware.shibboleth.idp.util.IPRange;
 
-/**
- * Spring bean definition parser for IP address authentication handlers.
- */
+/** Spring bean definition parser for IP address authentication handlers. */
 public class IPAddressLoginHandlerBeanDefinitionParser extends AbstractLoginHandlerBeanDefinitionParser {
 
     /** Schema type. */
     public static final QName SCHEMA_TYPE = new QName(ProfileHandlerNamespaceHandler.NAMESPACE, "IPAddress");
 
-    /** Name of ip entry elements. */
-    public static final QName IP_ENTRY_ELEMENT_NAME = new QName(ProfileHandlerNamespaceHandler.NAMESPACE, "IPEntry");
-
     /** Class logger. */
     private final Logger log = LoggerFactory.getLogger(IPAddressLoginHandlerBeanDefinitionParser.class);
 
@@ -54,25 +50,45 @@ public class IPAddressLoginHandlerBeanDefinitionParser extends AbstractLoginHand
     protected void doParse(Element config, BeanDefinitionBuilder builder) {
         super.doParse(config, builder);
 
+        String username = DatatypeHelper.safeTrimOrNullString(config.getAttributeNS(null, "username"));
+        if (username == null) {
+            String msg = "No username specified.";
+            log.error(msg);
+            throw new BeanCreationException(msg);
+        }
+        log.debug("authenticated username: {}", username);
+        builder.addPropertyValue("authenticatedUser", username);
+
+        List<IPRange> ranges = getIPRanges(config);
+        log.debug("registered IP ranges: {}", ranges.size());
+        builder.addPropertyValue("ipRanges", ranges);
+
         boolean defaultDeny = XMLHelper.getAttributeValueAsBoolean(config.getAttributeNodeNS(null, "defaultDeny"));
-        log.debug("Setting defaultDeny to: {}", defaultDeny);
-        builder.addPropertyValue("defaultDeny", defaultDeny);
-
-        String username = DatatypeHelper.safeTrim(config.getAttributeNS(null, "username"));
-        log.debug("Setting username to: {}", username);
-        builder.addPropertyValue("username", username);
-
-        Map<QName, List<Element>> children = XMLHelper.getChildElements(config);
-        List<Element> ipEntries = children.get(IP_ENTRY_ELEMENT_NAME);
-        List<String> addresses = new ArrayList<String>();
-
-        for (Element element : ipEntries) {
-            String address = DatatypeHelper.safeTrimOrNullString(element.getTextContent());
-            if (address != null) {
-                log.debug("Adding IP Address: {}", address);
-                addresses.add(address);
-            }
+        log.debug("default deny: {}", defaultDeny);
+        builder.addPropertyValue("ipInRangeIsAuthenticated", defaultDeny);
+    }
+
+    /**
+     * Gets the list of IP ranges given in the configuration.
+     * 
+     * @param config current configuration
+     * 
+     * @return list of IP ranges
+     */
+    protected List<IPRange> getIPRanges(Element config) {
+        List<Element> ipEntries = XMLHelper.getChildElementsByTagNameNS(config,
+                ProfileHandlerNamespaceHandler.NAMESPACE, "IPEntry");
+        if (ipEntries == null || ipEntries.isEmpty()) {
+            String msg = "At least one IPEntry must be specified.";
+            log.error(msg);
+            throw new BeanCreationException(msg);
         }
-        builder.addPropertyValue("addresses", addresses);
+
+        List<IPRange> ranges = new LazyList<IPRange>();
+        for (Element ipEntry : ipEntries) {
+            ranges.add(IPRange.parseCIDRBlock(ipEntry.getTextContent()));
+        }
+
+        return ranges;
     }
-}
+}
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