setup wizard

tracker/src/main/groovy/com/muwire/tracker/SetupWizard.groovy

@@ -0,0 +1,71 @@
+package com.muwire.tracker
+
+class SetupWizard {
+    
+    private final File home
+    
+    SetupWizard(File home) {
+        this.home = home
+    }
+    
+    Properties performSetup() {
+        println "**** Welcome to mwtrackerd setup wizard *****"
+        println "This wizard ask you some questions and configure the settings for the MuWire tracker daemon."
+        println "The settings will be saved in ${home.getAbsolutePath()} where you can edit them manually if you wish."
+        println "You can re-run this wizard by launching mwtrackerd with the \"setup\" argument."
+        println "*****************"
+        
+        Scanner scanner = new Scanner(System.in)
+
+        Properties rv = new Properties()        
+        
+        // nickname
+        while(true) {
+            println "Please select a nickname for your tracker"
+            String nick = scanner.nextLine()
+            if (nick.trim().length() == 0) {
+                println "nickname cannot be empty"
+                continue
+            }
+            rv['nickname'] = nick
+            break
+        }
+        
+        
+        // i2cp host and port
+        println "Enter the address of an I2P or I2Pd router to connect to.  (default is 127.0.0.1)"
+        String i2cpHost = scanner.nextLine()
+        if (i2cpHost.trim().length() == 0)
+            i2cpHost = "127.0.0.1"
+        rv['i2cp.tcp.host'] = i2cpHost
+        
+        println "Enter the port of the I2CP interface of the I2P[d] router (default is 7654)"
+        String i2cpPort = scanner.nextLine()
+        if (i2cpPort.trim().length() == 0)
+            i2cpPort = "7654"
+        rv['i2cp.tcp.port'] = i2cpPort
+        
+        // json-rpc interface
+        println "Enter the address to which to bind the JSON-RPC interface of the tracker."
+        println "Default is 127.0.0.1.  If you want to allow JSON-RPC connections from other hosts you can enter 0.0.0.0"
+        String jsonRpcIface = scanner.nextLine()
+        if (jsonRpcIface.trim().length() == 0)
+            jsonRpcIface = "127.0.0.1"
+        rv['jsonrpc.iface'] = jsonRpcIface
+        
+        println "Enter the port on which the JSON-RPC interface should listen.  (default is 12345)"
+        String jsonRpcPort = scanner.nextLine()
+        if (jsonRpcPort.trim().length() == 0)
+            jsonRpcPort = "12345"
+        rv['jsonrpc.port'] = jsonRpcPort
+        
+        // that's all
+        println "*****************"
+        println "That's all the setup that's required to get the tracker up and running."
+        println "The tracker has many other settings which can be changed in the config files."
+        println "Refer to the documentation for their description."
+        println "*****************"
+        
+        rv
+    }
+}

tracker/src/main/groovy/com/muwire/tracker/Tracker.groovy

@@ -1,7 +1,57 @@
 package com.muwire.tracker
 
+import com.muwire.core.MuWireSettings
+
 class Tracker {
+    
+    private static final String VERSION = "0.6.12"
+    
     public static void main(String [] args) {
-        println "hello from tracker"
+        println "Launching MuWire Tracker version $VERSION"
+        
+        File home = new File(System.getProperty("user.home"))
+        home = new File(home, ".mwtrackerd")
+        home.mkdir()
+        
+        File mwProps = new File(home, "MuWire.properties")
+        File i2pProps = new File(home, "i2p.properties")
+        File trackerProps = new File(home, "tracker.properties")
+        
+        boolean launchSetup = false
+        
+        if (args.length > 0 && args[0] == "setup") {
+            println "Setup requested, entering setup wizard"
+            launchSetup = true
+        } else if (!(mwProps.exists() && i2pProps.exists() && trackerProps.exists())) {
+            println "Config files not found, entering setup wizard"
+            launchSetup = true
+        }
+        
+        if (launchSetup) {
+            SetupWizard wizard = new SetupWizard(home)
+            Properties props = wizard.performSetup()
+            
+            // nickname goes to mw.props
+            MuWireSettings mwSettings = new MuWireSettings()
+            mwSettings.nickname = props['nickname']
+            
+            mwProps.withPrintWriter("UTF-8", { 
+                mwSettings.write(it)
+            })
+            
+            // i2cp host & port go in i2p.properties
+            def i2cpProps = new Properties()
+            i2cpProps['i2cp.tcp.port'] = props['i2cp.tcp.port']
+            i2cpProps['i2cp.tcp.host'] = props['i2cp.tcp.host']
+            
+            i2pProps.withPrintWriter { i2cpProps.store(it, "") }
+            
+            // json rcp props go in tracker.properties
+            def jsonProps = new Properties()
+            jsonProps['jsonrpc.iface'] = props['jsonrpc.iface']
+            jsonProps['jsonrpc.port'] = props['jsonrpc.port']
+            
+            trackerProps.withPrintWriter { jsonProps.store(it, "") }
+        }
     }
 }