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package com.c2kernel.process;
import java.net.InetAddress;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.StringTokenizer;
import com.c2kernel.common.ObjectNotFoundException;
import com.c2kernel.entity.TraceableEntity;
import com.c2kernel.entity.proxy.ItemProxy;
import com.c2kernel.events.Event;
import com.c2kernel.events.History;
import com.c2kernel.lifecycle.CompositeActivityDef;
import com.c2kernel.lifecycle.instance.CompositeActivity;
import com.c2kernel.lifecycle.instance.Workflow;
import com.c2kernel.lifecycle.instance.predefined.PredefinedStepContainer;
import com.c2kernel.lifecycle.instance.predefined.ServerPredefinedStepContainer;
import com.c2kernel.lifecycle.instance.predefined.entitycreation.NewItem;
import com.c2kernel.lifecycle.instance.stateMachine.States;
import com.c2kernel.lifecycle.instance.stateMachine.Transitions;
import com.c2kernel.lookup.AgentPath;
import com.c2kernel.lookup.DomainPath;
import com.c2kernel.lookup.EntityPath;
import com.c2kernel.lookup.LDAPLookup;
import com.c2kernel.lookup.Path;
import com.c2kernel.lookup.RolePath;
import com.c2kernel.persistency.ClusterStorage;
import com.c2kernel.persistency.outcome.Outcome;
import com.c2kernel.persistency.outcome.Viewpoint;
import com.c2kernel.property.Property;
import com.c2kernel.property.PropertyArrayList;
import com.c2kernel.property.PropertyDescription;
import com.c2kernel.property.PropertyDescriptionList;
import com.c2kernel.utils.CastorXMLUtility;
import com.c2kernel.utils.FileStringUtility;
import com.c2kernel.utils.LocalObjectLoader;
import com.c2kernel.utils.Logger;
import com.c2kernel.utils.Resource;
/**
* @version $Revision: 1.25 $ $Date: 2006/01/10 09:48:32 $
* @author $Author: abranson $
*/
public class Bootstrap
{
static HashMap<String, String> bootstrapFactoryItems = new HashMap<String, String>();
static DomainPath thisServerPath;
/**
* Run everything without timing-out the service wrapper
*/
public static void run() throws Exception {
// check for system agents
checkAdminAgents();
// create the server's mother item
createServerItem();
new Thread(new Runnable() {
@Override
public void run() {
try {
Thread.currentThread().setName("Bootstrapper");
// make sure all of the boot items are up-to-date
verifyBootDataItems();
// verify the server item's wf
initServerItemWf();
// create the factories etc.
createBootstrapFactoryItems();
Logger.msg("Bootstrap.run() - Bootstrapping complete");
} catch (Exception e) {
Logger.error(e);
Logger.die("Exception performing bootstrap. Check that everything is OK.");
}
}
}).start();
}
/**************************************************************************
* Checks all kernel descriptions, stored in resources
**************************************************************************/
public static void verifyBootDataItems() throws Exception {
String bootItems;
Logger.msg(1, "Verifying kernel boot items");
bootItems = FileStringUtility.url2String(Resource.getKernelResourceURL("boot/allbootitems.txt"));
verifyBootDataItems(bootItems, true);
if (Resource.getDomainBaseURL() == null)
Logger.msg(1, "No Domain base URL. Skipping domain boot check.");
else {
try {
Logger.msg(1, "Verifying domain boot items");
bootItems = FileStringUtility.url2String(Resource.getDomainResourceURL("boot/allbootitems.txt"));
verifyBootDataItems(bootItems, false);
} catch (Exception ex) {
Logger.error(ex);
Logger.msg("No domain boot items found.");
return;
}
Logger.msg(1, "Verifying domain agents");
try {
bootItems = FileStringUtility.url2String(Resource.getDomainResourceURL("boot/domainagents.txt"));
verifyDomainAgents(bootItems);
} catch (Exception ex) {
Logger.error(ex);
Logger.msg("No domain agents found.");
return;
}
}
Logger.msg(1, "Boot data items complete");
}
private static void verifyDomainAgents(String agentFile) throws Exception {
StringTokenizer str = new StringTokenizer(agentFile, "\n\r");
while (str.hasMoreTokens()) {
String thisItem = str.nextToken();
StringTokenizer agent = new StringTokenizer(thisItem, ",");
checkAgent(agent.nextToken(), agent.nextToken(), agent.nextToken(), agent.nextToken().equalsIgnoreCase("true"));
}
}
private static void verifyBootDataItems(String bootList, boolean isKernel) {
StringTokenizer str = new StringTokenizer(bootList, "\n\r");
while (str.hasMoreTokens()) {
String thisItem = str.nextToken();
int delim = thisItem.indexOf('/');
String itemType = thisItem.substring(0,delim);
String itemName = thisItem.substring(delim+1);
try {
String data = Resource.getTextResource("boot/"+thisItem+".xml");
if (data == null)
Logger.die("No data found for "+getDataType(itemType)+" "+itemName);
if (itemType.equals("factory")) {
bootstrapFactoryItems.put(itemName, data);
continue;
}
Logger.msg(1, "Bootstrap.verifyBootItems() - Verifying data of "+getDataType(itemType)+" "+itemName);
Enumeration<Path> en = Gateway.getLDAPLookup().search(getTypeRoot(itemType), itemName);
ItemProxy thisProxy;
if (!en.hasMoreElements()) {
Logger.msg("Bootstrap.verifyBootItems() - "+getDataType(itemType)+" "+itemName+" not found. Creating new.");
thisProxy = createBootstrapDataItem(itemType, itemName, isKernel);
}
else {
DomainPath path = (DomainPath)en.nextElement();
thisProxy = (ItemProxy)Gateway.getProxyManager().getProxy(path);
try {
Viewpoint currentData = (Viewpoint)thisProxy.getObject(ClusterStorage.VIEWPOINT+"/"+getDataType(itemType)+"/last");
String oldData = currentData.getOutcome().getData();
if (data.equals(oldData)) {
Logger.msg(5, "Bootstrap.verifyBootItems() - Data identical, no update required");
continue;
}
} catch (ObjectNotFoundException ex) {
Logger.error("Bootstrap.verifyBootItems() - Item exists but no data found! Attempting to insert new.");
}
}
// data was missing or doesn't match
Logger.msg("Bootstrap.verifyBootItems() - Writing new data to "+getDataType(itemType)+" "+itemName);
History hist = (History)thisProxy.getObject(ClusterStorage.HISTORY);
Event newEvent = hist.addEvent("system", "Admin", Transitions.DONE, "Import", "Import", "Import", States.FINISHED);
Outcome newOutcome = new Outcome(newEvent.getID(), data, getDataType(itemType), 0);
Viewpoint newLastView = new Viewpoint(thisProxy.getSystemKey(), getDataType(itemType), "last", 0, newEvent.getID());
Viewpoint newZeroView = new Viewpoint(thisProxy.getSystemKey(), getDataType(itemType), "0", 0, newEvent.getID());
Gateway.getStorage().put(thisProxy.getSystemKey(), newOutcome, thisProxy);
Gateway.getStorage().put(thisProxy.getSystemKey(), newLastView, thisProxy);
Gateway.getStorage().put(thisProxy.getSystemKey(), newZeroView, thisProxy);
Gateway.getStorage().commit(thisProxy);
} catch (Exception e) {
Logger.error(e);
Logger.die("Error importing bootstrap items. Unsafe to continue.");
}
}
}
/**
* @param itemType
* @param itemName
* @param data
*/
private static ItemProxy createBootstrapDataItem(String itemType, String itemName, boolean isKernel) throws Exception {
// create props
PropertyDescriptionList pdList = (PropertyDescriptionList)CastorXMLUtility.unmarshall(Resource.getTextResource("boot/property/"+itemType+"Prop.xml"));
PropertyArrayList props = new PropertyArrayList();
for (int i = 0; i < pdList.list.size(); i++) {
PropertyDescription pd = pdList.list.get(i);
String propName = pd.getName();
String propVal = propName.equals("Name")?itemName:pd.getDefaultValue();
props.list.add(new Property(propName, propVal));
}
EntityPath entityPath = Gateway.getLDAPLookup().getNextKeyManager().generateNextEntityKey();
TraceableEntity newItem = (TraceableEntity)Gateway.getCorbaServer().createEntity(entityPath);
Gateway.getLDAPLookup().add(entityPath);
newItem.initialise(
1,
CastorXMLUtility.marshall(props),
CastorXMLUtility.marshall(new CompositeActivity()));
DomainPath newDomPath = new DomainPath(getTypeRoot(itemType).toString()+"/system/"+(isKernel?"kernel":"domain")+"/"+itemName);
newDomPath.setEntity(entityPath);
Gateway.getLDAPLookup().add(newDomPath);
return (ItemProxy)Gateway.getProxyManager().getProxy(entityPath);
}
public static DomainPath getTypeRoot(String type) throws Exception {
if (type.equals("CA") || type.equals("EA"))
return new DomainPath("/desc/ActivityDesc/");
if (type.equals("SC"))
return new DomainPath("/desc/Script/");
if (type.equals("OD"))
return new DomainPath("/desc/OutcomeDesc/");
throw new Exception("Unknown bootstrap item type: "+type);
}
private static String getDataType(String type) throws Exception {
if (type.equals("CA"))
return "CompositeActivityDef";
if (type.equals("EA"))
return "ElementaryActivityDef";
if (type.equals("OD"))
return "Schema";
if (type.equals("SC"))
return "Script";
throw new Exception("Unknown bootstrap item type: "+type);
}
/**************************************************************************
* Checks for the existence of the admin users so you can use Cristal
**************************************************************************/
private static void checkAgent(String name, String pass, String role, boolean joblist) throws Exception {
Logger.msg(1, "Bootstrap.checkAgent() - Checking for existence of '"+name+"' user.");
LDAPLookup lookup = Gateway.getLDAPLookup();
try {
lookup.getRoleManager().getAgentPath(name);
Logger.msg(3, "Bootstrap.checkAgent() - User '"+name+"' found.");
return;
} catch (ObjectNotFoundException ex) { }
Logger.msg("Bootstrap.checkAgent() - User '"+name+"' not found. Creating.");
RolePath rolePath;
try {
rolePath = lookup.getRoleManager().getRolePath(role);
} catch (ObjectNotFoundException ex) {
rolePath = lookup.getRoleManager().createRole(role, joblist);
}
try {
EntityPath entityPath = lookup.getNextKeyManager().generateNextEntityKey();
AgentPath agentPath = new AgentPath(entityPath.getSysKey(), name);
agentPath.setPassword(pass);
Gateway.getCorbaServer().createEntity(agentPath);
Gateway.getLDAPLookup().add(agentPath);
// assign admin role
Logger.msg("Bootstrap.checkAgent() - Assigning role '"+role+"'");
rolePath.addAgent(agentPath);
Gateway.getStorage().put(agentPath.getSysKey(), new Property("Name", name), null);
Gateway.getStorage().put(agentPath.getSysKey(), new Property("Type", "Agent"), null);
Logger.msg("Bootstrap.checkAgent() - Done");
} catch (Exception ex) {
Logger.error("Unable to create "+name+" user.");
throw ex;
}
}
/**
*
*/
public static void checkAdminAgents() throws Exception {
// check for administrative user
String adminPassword = Gateway.getProperty("AdminPassword", "admin12345");
checkAgent("admin", adminPassword, "Admin", false);
// check for import user
checkAgent("system", adminPassword, "Admin", false);
// check for local usercode user
checkAgent(InetAddress.getLocalHost().getHostName(), "uc", "UserCode", true);
}
public static void createServerItem() throws Exception {
String serverName = Gateway.getProperty("ItemServer.name");
thisServerPath = new DomainPath("/servers/"+serverName);
EntityPath serverEntity;
try {
serverEntity = thisServerPath.getEntity();
} catch (ObjectNotFoundException ex) {
Logger.msg("Creating server item "+thisServerPath);
serverEntity = Gateway.getLDAPLookup().getNextKeyManager().generateNextEntityKey();
Gateway.getCorbaServer().createEntity(serverEntity);
Gateway.getLDAPLookup().add(serverEntity);
thisServerPath.setEntity(serverEntity);
Gateway.getLDAPLookup().add(thisServerPath);
}
Gateway.getStorage().put(serverEntity.getSysKey(), new Property("Name", serverName), null);
Gateway.getStorage().put(serverEntity.getSysKey(), new Property("Type", "Server"), null);
Gateway.getStorage().put(serverEntity.getSysKey(), new Property("KernelVersion", Resource.getKernelVersion()), null);
if (Gateway.getProperty("ItemServer.Proxy.port") != null)
Gateway.getStorage().put(serverEntity.getSysKey(),
new Property("ProxyPort", Gateway.getProperty("ItemServer.Proxy.port")), null);
if (Gateway.getProperty("ItemServer.Console.port") != null)
Gateway.getStorage().put(serverEntity.getSysKey(),
new Property("ConsolePort", Gateway.getProperty("ItemServer.Console.port")), null);
Gateway.getProxyManager().connectToProxyServer(Gateway.getProperty("ItemServer.name"), Integer.parseInt(Gateway.getProperty("ItemServer.Proxy.port")));
}
public static void initServerItemWf() throws Exception {
CompositeActivityDef serverWfCa = (CompositeActivityDef)LocalObjectLoader.getActDef("ServerItemWorkflow", "last");
Workflow wf = new Workflow((CompositeActivity)serverWfCa.instantiate());
PredefinedStepContainer predef = (PredefinedStepContainer)wf.search("workflow/predefined");
wf.getChildGraphModel().removeVertex(predef);
wf.addChild(new ServerPredefinedStepContainer(), predef.getCentrePoint());
wf.initialise(thisServerPath.getSysKey(), Gateway.getLDAPLookup().getRoleManager().getAgentPath("system"));
Gateway.getStorage().put(thisServerPath.getSysKey(), wf, null);
// add this proxy server in case it was just registered, or the port has changed
}
public static void createBootstrapFactoryItems() throws Exception {
Logger.msg(1, "Verifying local object factories");
for (String itemName : bootstrapFactoryItems.keySet()) {
String itemXML = bootstrapFactoryItems.get(itemName);
Logger.msg(2, "Verifying "+itemName);
NewItem item = (NewItem)CastorXMLUtility.unmarshall(itemXML);
DomainPath factPath = new DomainPath(new DomainPath(item.initialPath), item.name);
if (factPath.exists()) continue;
ItemProxy serverEntity = (ItemProxy)Gateway.getProxyManager().getProxy(thisServerPath);
serverEntity.requestAction(
Gateway.getLDAPLookup().getRoleManager().getAgentPath("system").getSysKey(),
"workflow/predefined/CreateNewItem",
Transitions.DONE,
itemXML);
Logger.msg("Bootstrap.createBootstrapFactoryItems() - Created factory item: "+itemName);
ItemProxy factProxy = (ItemProxy)Gateway.getProxyManager().getProxy(factPath);
String propDesc = Resource.getTextResource("boot/property/"+itemName+"Prop.xml");
History hist = (History)factProxy.getObject(ClusterStorage.HISTORY);
Event newEvent = hist.addEvent("system", "Admin", Transitions.DONE, "Import", "Import", "Import", States.FINISHED);
Outcome newOutcome = new Outcome(newEvent.getID(), propDesc, "PropertyDescription", 0);
Viewpoint newLastView = new Viewpoint(factProxy.getSystemKey(), "PropertyDescription", "last", 0, newEvent.getID());
Gateway.getStorage().put(factProxy.getSystemKey(), newOutcome, factProxy);
Gateway.getStorage().put(factProxy.getSystemKey(), newLastView, factProxy);
Gateway.getStorage().commit(factProxy);
}
}
}
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