Adding options to disable/enable firewall policy and choose MAC/IP translation methods
[iot2.git] / iotjava / iotruntime / master / IoTMaster.java
index 568c939a9b2448a1cc323db7a1e60729be5eb900..15948bf633de21d17394055eccc2dcbf9bfc6953 100644 (file)
@@ -40,7 +40,7 @@ import static java.lang.Math.toIntExact;
  * @version     1.0
  * @since       2016-06-16
  */
-public class IoTMaster {
+public final class IoTMaster {
 
        /**
         * IoTMaster class properties
@@ -102,6 +102,9 @@ public class IoTMaster {
        private static String STR_LANGUAGE_CONTROLLER;
        private static String STR_SKEL_CLASS_SUFFIX;
        private static String STR_STUB_CLASS_SUFFIX;
+       private static String STR_ACTIVATE_SANDBOXING;
+       private static String STR_POLICY_ON;
+       private static String STR_MAC_TO_IP_TRANSLATION;
        private static boolean BOOL_VERBOSE;
 
        /**
@@ -126,6 +129,7 @@ public class IoTMaster {
        private static final String STR_INT_STUB_CLS_CFG = "INTERFACE_STUB_CLASS";
        private static final String STR_FILE_TRF_CFG = "ADDITIONAL_ZIP_FILE";
        private static final String STR_LANGUAGE = "LANGUAGE";
+       private static final String STR_ADD_MAC_POL = "ADDITIONAL_MAC_POLICY";
        private static final String STR_YES = "Yes";
        private static final String STR_NO = "No";
        private static final String STR_JAVA = "Java";
@@ -136,6 +140,8 @@ public class IoTMaster {
        private static final String STR_SHELL_HEADER = "#!/bin/sh";
        private static final String STR_JAVA_PATH = "/usr/bin/java";
        private static final String STR_MAC_POL_PATH = "tomoyo/";
+        private static final String STR_TMP = "tmp";
+        private static final String STR_ARP = "arp";
 
        private static int INT_SIZE = 4;        // send length in the size of integer (4 bytes)
        private static final int INT_DNS_PORT = 53;
@@ -198,6 +204,9 @@ public class IoTMaster {
                STR_JVM_INIT_HEAP_SIZE = null;
                STR_JVM_MAX_HEAP_SIZE = null;
                STR_LANGUAGE_CONTROLLER = null;
+               STR_ACTIVATE_SANDBOXING = null;
+               STR_POLICY_ON = null;
+               STR_MAC_TO_IP_TRANSLATION = null;
                BOOL_VERBOSE = false;
        }
 
@@ -212,7 +221,13 @@ public class IoTMaster {
                lbIoT = new LoadBalancer(BOOL_VERBOSE);
                lbIoT.setupLoadBalancer();
                routerConfig = new RouterConfig();
-               routerConfig.getAddressList(STR_ROUTER_ADD);
+               // Get MAC to IP translation either from /tmp/dhcp.leases or arp command
+               if (STR_MAC_TO_IP_TRANSLATION.equals(STR_TMP))
+                       routerConfig.getAddressListTmp(STR_ROUTER_ADD);
+               else if (STR_MAC_TO_IP_TRANSLATION.equals(STR_ARP))
+                       routerConfig.getAddressListArp(STR_ROUTER_ADD);
+               else
+                       throw new Error("IoTMaster: Unknown value for STR_MAC_TO_IP_TRANSLATION: " + STR_MAC_TO_IP_TRANSLATION);
                processJailConfig = new ProcessJailConfig();
                //processJailConfig.setAddressListObject(routerConfig.getAddressListObject());
                objInitHand = new ObjectInitHandler(BOOL_VERBOSE);
@@ -277,6 +292,9 @@ public class IoTMaster {
                STR_JVM_MAX_HEAP_SIZE = prop.getProperty("JVM_MAX_HEAP_SIZE");
                STR_SKEL_CLASS_SUFFIX = prop.getProperty("SKEL_CLASS_SUFFIX");
                STR_STUB_CLASS_SUFFIX = prop.getProperty("STUB_CLASS_SUFFIX");
+               STR_ACTIVATE_SANDBOXING = prop.getProperty("ACTIVATE_SANDBOXING");
+               STR_POLICY_ON = prop.getProperty("POLICY_ON");
+               STR_MAC_TO_IP_TRANSLATION = prop.getProperty("MAC_TO_IP_TRANSLATION");
                if(prop.getProperty("VERBOSE").equals(STR_YES)) {
                        BOOL_VERBOSE = true;
                }
@@ -301,6 +319,9 @@ public class IoTMaster {
                RuntimeOutput.print("STR_JVM_MAX_HEAP_SIZE=" + STR_JVM_MAX_HEAP_SIZE, BOOL_VERBOSE);
                RuntimeOutput.print("STR_SKEL_CLASS_SUFFIX=" + STR_SKEL_CLASS_SUFFIX, BOOL_VERBOSE);
                RuntimeOutput.print("STR_STUB_CLASS_SUFFIX=" + STR_STUB_CLASS_SUFFIX, BOOL_VERBOSE);
+               RuntimeOutput.print("STR_ACTIVATE_SANDBOXING=" + STR_ACTIVATE_SANDBOXING, BOOL_VERBOSE);
+               RuntimeOutput.print("STR_POLICY_ON=" + STR_POLICY_ON, BOOL_VERBOSE);
+               RuntimeOutput.print("STR_MAC_TO_IP_TRANSLATION=" + STR_MAC_TO_IP_TRANSLATION, BOOL_VERBOSE);
                RuntimeOutput.print("BOOL_VERBOSE=" + BOOL_VERBOSE, BOOL_VERBOSE);
                RuntimeOutput.print("IoTMaster: Information extracted successfully!", BOOL_VERBOSE);
        }
@@ -412,6 +433,7 @@ public class IoTMaster {
 
                // Get information from the set
                List<Object[]> listObject = objAddInitHand.getFields(strFieldIdentifier);
+        RuntimeOutput.print("IoTMaster: DEBUG: Getting into instrumentIoTSetDevice!", BOOL_VERBOSE);
                // Create a new IoTSet
                if(strLanguage.equals(STR_JAVA)) {
                        Message msgCrtIoTSet = new MessageCreateSetRelation(IoTCommCode.CREATE_NEW_IOTSET, strFieldName);
@@ -636,11 +658,19 @@ public class IoTMaster {
                        // Configure MAC policies for objects
                        //String strFileName = STR_MAC_POL_PATH + strObjClassName + STR_MAC_POLICY_EXT;
                        String strFileName = STR_MAC_POL_PATH + STR_JAVA + STR_MAC_POLICY_EXT;
-                       processJailConfig.configureProcessJailDeviceDriverPolicies(strIoTSlaveObjectHostAdd, strObjName, strObjClassName,
-                               strFileName, strIoTMasterHostAdd, commHan.getComPort(strObjName), commHan.getRMIRegPort(strObjName), 
-                               commHan.getRMIStubPort(strObjName));
-                       processJailConfig.configureProcessJailContRMIPolicies(strObjControllerName, strIoTSlaveObjectHostAdd, 
-                               commHan.getRMIRegPort(strObjName), commHan.getRMIStubPort(strObjName));
+                       if (STR_ACTIVATE_SANDBOXING.equals("Yes")) {
+                               processJailConfig.configureProcessJailDeviceDriverPolicies(strIoTSlaveObjectHostAdd, strObjName, strObjClassName,
+                                       strFileName, strIoTMasterHostAdd, commHan.getComPort(strObjName), commHan.getRMIRegPort(strObjName), 
+                                       commHan.getRMIStubPort(strObjName));
+                   // Check for additional MAC policy
+                   String strMACConfigPath = STR_IOT_CODE_PATH + strObjClassName + "/";
+                   String strCfgFile = strMACConfigPath + strObjClassName + STR_CFG_FILE_EXT;
+                       String strAddMACPolicy = parseConfigFile(strCfgFile, STR_ADD_MAC_POL);
+                   if (strAddMACPolicy != null && strAddMACPolicy.equals("Yes"))
+                       processJailConfig.combineAdditionalMACPolicy(strMACConfigPath, strObjClassName, strIoTSlaveObjectHostAdd);
+                               processJailConfig.configureProcessJailContRMIPolicies(strObjControllerName, strIoTSlaveObjectHostAdd, 
+                                       commHan.getRMIRegPort(strObjName), commHan.getRMIStubPort(strObjName));
+                       }
                        // Instrument the IoTSet declarations inside the class file
                        instrumentObjectIoTSet(strFieldObjectID, strLanguage);
                }
@@ -732,7 +762,8 @@ public class IoTMaster {
                                routerConfig.configureRouterHTTPPolicies(STR_ROUTER_ADD, strIoTSlaveObjectHostAdd, strDeviceAddress);
                                routerConfig.configureHostHTTPPolicies(strIoTSlaveObjectHostAdd, strIoTSlaveObjectHostAdd, strDeviceAddress);
                                // Configure MAC policies
-                               processJailConfig.configureProcessJailGWDevicePolicies(strIoTSlaveObjectHostAdd, STR_ROUTER_ADD, INT_DNS_PORT);
+                               if (STR_ACTIVATE_SANDBOXING.equals("Yes"))
+                                       processJailConfig.configureProcessJailGWDevicePolicies(strIoTSlaveObjectHostAdd, STR_ROUTER_ADD, strDeviceAddress, INT_DNS_PORT);
                        } else {
                                // Other port numbers...
                                commHan.addDevicePort(iDestDeviceDriverPort);
@@ -741,8 +772,9 @@ public class IoTMaster {
                                routerConfig.configureHostMainPolicies(strIoTSlaveObjectHostAdd, strIoTSlaveObjectHostAdd, strDeviceAddress, strProtocol, 
                                        commHan.getComPort(strDeviceAddressKey), iDestDeviceDriverPort);
                                // Configure MAC policies
-                               processJailConfig.configureProcessJailDevicePolicies(strIoTSlaveObjectHostAdd, strProtocol,
-                                       commHan.getComPort(strDeviceAddressKey), strDeviceAddress, iDestDeviceDriverPort);
+                               if (STR_ACTIVATE_SANDBOXING.equals("Yes"))
+                                       processJailConfig.configureProcessJailDevicePolicies(strIoTSlaveObjectHostAdd, strProtocol,
+                                               commHan.getComPort(strDeviceAddressKey), strDeviceAddress, iDestDeviceDriverPort);
                        }
                }
        }
@@ -769,10 +801,12 @@ public class IoTMaster {
                        // Get device address
                        String strAddress = (String) arrFieldValues[0];
                        // Setting up router policies for HTTP/HTTPs
-                       if (strControllerName != null) {
-                               processJailConfig.configureProcessJailInetAddressPolicies(strControllerName, strAddress);
-                       } else {
-                               processJailConfig.configureProcessJailInetAddressPolicies(strHostAddress, strAddress);
+                       if (STR_ACTIVATE_SANDBOXING.equals("Yes")) {
+                               if (strControllerName != null) {
+                                       processJailConfig.configureProcessJailInetAddressPolicies(strControllerName, STR_ROUTER_ADD, strAddress);
+                               } else {
+                                       processJailConfig.configureProcessJailInetAddressPolicies(strHostAddress, STR_ROUTER_ADD, strAddress);
+                               }
                        }
                        routerConfig.configureRouterHTTPPolicies(STR_ROUTER_ADD, strHostAddress, strAddress);
                        routerConfig.configureHostHTTPPolicies(strHostAddress, strHostAddress, strAddress);
@@ -1075,6 +1109,7 @@ public class IoTMaster {
                                if(setInstrumenter.getObjTableName().equals(STR_IOT_DEV_ADD_CLS)) { 
                                // Instrument the normal IoTDeviceAddress
                                        synchronized(this) {
+                                   //RuntimeOutput.print("IoTMaster: DEBUG: Processing " + STR_IOT_DEV_ADD_CLS + "!", BOOL_VERBOSE);
                                                instrumentIoTSetDevice(strFieldIdentifier, strObjName, strFieldName, strIoTSlaveObjectHostAdd, inStream, outStream, strLanguageDriver);
                                        }
                                } else if(setInstrumenter.getObjTableName().equals(STR_IOT_ZB_ADD_CLS)) { 
@@ -1365,6 +1400,8 @@ public class IoTMaster {
        private void setRouterBasicPolicies(String strRouter) {
 
                String strMonitorHost = routerConfig.getIPFromMACAddress(STR_MONITORING_HOST);
+           routerConfig.initMainPolicy(strRouter);
+           routerConfig.combineRouterPolicies(strRouter);
                routerConfig.configureRouterICMPPolicies(strRouter, strMonitorHost);
                routerConfig.configureRouterDHCPPolicies(strRouter);
                routerConfig.configureRouterDNSPolicies(strRouter);
@@ -1381,6 +1418,8 @@ public class IoTMaster {
        private void setHostBasicPolicies(String strHost) {
 
                String strMonitorHost = routerConfig.getIPFromMACAddress(STR_MONITORING_HOST);
+           routerConfig.initMainPolicy(strHost);
+           routerConfig.combineRouterPolicies(strHost);
                routerConfig.configureHostDHCPPolicies(strHost);
                routerConfig.configureHostDNSPolicies(strHost);
                if (strHost.equals(strMonitorHost)) {
@@ -1978,13 +2017,15 @@ public class IoTMaster {
                try {
                        // Extract hostname for this IoTMaster from MySQL DB
                        strIoTMasterHostAdd = routerConfig.getIPFromMACAddress(STR_MASTER_MAC_ADD);
+                   // Assign a new list of PrintWriter objects
+           routerConfig.renewPrintWriter();
+           HashSet<String> setAddresses = null;
                        // Loop as we can still find controller/device classes
                        for(int i=0; i<strObjectNames.length; i++) {
                                // PROFILING
                                start = System.currentTimeMillis();
-
-                               // Assign a new list of PrintWriter objects
-                               routerConfig.renewPrintWriter();
+                       // Assign a new list of main PrintWriter objects
+               routerConfig.renewMainPrintWriter();
                                // Get controller names one by one
                                String strObjControllerName = strObjectNames[i];
                                // Use LoadBalancer to assign a host address
@@ -2060,9 +2101,17 @@ public class IoTMaster {
                                }
                                // Write basic MAC policies for controller
                                //String strFileName = STR_MAC_POL_PATH + strObjControllerName + STR_MAC_POLICY_EXT;
-                               String strFileName = STR_MAC_POL_PATH + STR_JAVA + STR_MAC_POLICY_EXT;
-                               processJailConfig.configureProcessJailControllerPolicies(strObjControllerName, strFileName, 
-                                       strIoTMasterHostAdd, commHan.getComPort(strObjControllerName));
+                               if (STR_ACTIVATE_SANDBOXING.equals("Yes")) {
+                                       String strFileName = STR_MAC_POL_PATH + STR_JAVA + STR_MAC_POLICY_EXT;
+                                       processJailConfig.configureProcessJailControllerPolicies(strObjControllerName, strFileName, 
+                                               strIoTMasterHostAdd, commHan.getComPort(strObjControllerName));
+                               // Whether or not we need additional Tomoyo policy?
+                                   String strAddMACPolicy = parseConfigFile(strControllerCfg, STR_ADD_MAC_POL);
+                                   if (strAddMACPolicy != null && strAddMACPolicy.equals("Yes")) {
+                                   String strContMACCfg = STR_CONT_PATH + strObjControllerName + "/";
+                                       processJailConfig.combineAdditionalMACPolicy(strContMACCfg, strObjControllerName, strObjControllerName);
+                                   }
+                               }
                                // PROFILING
                                result = System.currentTimeMillis()-start;
                                System.out.println("\n\n ==> From IoTSlave start until main controller object is created: " + result);
@@ -2097,6 +2146,11 @@ public class IoTMaster {
                                        // SetInstrumenter vs. RelationInstrumenter
                                        String strFieldName = map.getKey();
                                        String strClassName = map.getValue().getClass().getName();
+
+                           System.out.println("\n\nDEBUG: Instrumenting IoTSet and IoTRelation objects!!!");
+                           System.out.println("DEBUG: Field name: " + strFieldName);
+                           System.out.println("DEBUG: Class name: " + strFieldName + "\n\n");
+
                                        if(strClassName.equals(STR_SET_INSTRUMENTER_CLS)) {
                                                SetInstrumenter setInstrumenter = (SetInstrumenter) map.getValue();
                                                if(setInstrumenter.getObjTableName().equals(STR_IOT_DEV_ADD_CLS)) { 
@@ -2122,7 +2176,7 @@ public class IoTMaster {
                                // Combine controller MAC policies with the main policy file for the host
                                String strTempFileName = "./" + strObjControllerName + STR_MAC_POLICY_EXT;
                                processJailConfig.combineControllerMACPolicies(strIoTSlaveControllerHostAdd, strObjControllerName, strTempFileName);
-                               processJailConfig.close();
+                               processJailConfig.flush();
 
                                // PROFILING
                                result = System.currentTimeMillis()-start;
@@ -2132,22 +2186,20 @@ public class IoTMaster {
                                // PROFILING
                                start = System.currentTimeMillis();
 
-                               // ROUTING POLICY: Deploy basic policies if this is the last controller
-                               if (i == strObjectNames.length-1) {
-                                       // ROUTING POLICY: implement basic policies to reject all other irrelevant traffics
-                                       for(String s: commHan.getHosts()) {
-                                               setHostBasicPolicies(s);
-                                       }
-                                       // We retain all the basic policies for router, 
-                                       // but we delete the initial allowance policies for internal all TCP and UDP communications
-                                       setRouterBasicPolicies(STR_ROUTER_ADD);
+                               // ROUTING POLICY: implement basic policies to reject all other irrelevant traffics
+                               for(String s: commHan.getHosts()) {
+                                       setHostBasicPolicies(s);
                                }
-                               // Close access to policy files and deploy policies
-                               routerConfig.close();
+                               // We retain all the basic policies for router, 
+                               // but we delete the initial allowance policies for internal all TCP and UDP communications
+                               setRouterBasicPolicies(STR_ROUTER_ADD);
+                               routerConfig.closeMain();
                                // Deploy the policy
-                               HashSet<String> setAddresses = new HashSet<String>(commHan.getHosts());
+                               setAddresses = new HashSet<String>(commHan.getHosts());
                                setAddresses.add(strIoTMasterHostAdd);
-                               createPolicyThreads(STR_ROUTER_ADD, setAddresses);
+                               // See if firewall policy is configured to be "on" or "off"
+                               if (STR_POLICY_ON.equals(STR_YES))
+                                       createPolicyThreads(STR_ROUTER_ADD, setAddresses);
 
                                // PROFILING
                                result = System.currentTimeMillis()-start;
@@ -2190,11 +2242,16 @@ public class IoTMaster {
                                inStream.close();
                                socket.close();
                                serverSocket.close();
+                               objInitHand.clearObjectInitHandler();
                                commHan.printLists();
+                               commHan.clearCommunicationHandler();
                                lbIoT.printHostInfo();
-                               // TODO: Uncomment this - just for experiments!
-                               createMACPolicyThreads(setAddresses);
                        }
+                       // Close access to policy files and deploy policies
+                       routerConfig.close();
+                       processJailConfig.close();
+                       if (STR_ACTIVATE_SANDBOXING.equals("Yes"))
+                               createMACPolicyThreads(setAddresses);
 
                } catch (IOException          |
                                 InterruptedException |