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174 changes: 5 additions & 169 deletions
174
src/main/java/com/uniovi/nmapgui/executor/CommandExecutor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,173 +1,9 @@ | ||
| package com.uniovi.nmapgui.executor; | ||
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| import java.io.*; | ||
| import java.text.SimpleDateFormat; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.Date; | ||
| import java.util.List; | ||
| import java.util.regex.Matcher; | ||
| import java.util.regex.Pattern; | ||
| import javax.xml.bind.JAXBContext; | ||
| import javax.xml.bind.Unmarshaller; | ||
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| import com.uniovi.nmapgui.model.*; | ||
| import com.uniovi.nmapgui.util.TransInfoHtml; | ||
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| public class CommandExecutor { | ||
| private Command cmd; | ||
| private String tempPath = System.getProperty("java.io.tmpdir")+"/"; | ||
| private Thread commandThread; | ||
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| public CommandExecutor(Command command) { | ||
| this(); | ||
| cmd=command; | ||
| } | ||
| public CommandExecutor(){}; | ||
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| public boolean execute(){ | ||
| String[] command = composeCommand(); | ||
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| try { | ||
| Process p = Runtime.getRuntime().exec(command); | ||
| final InputStream stream = p.getInputStream(); | ||
| final InputStream errors = p.getErrorStream(); | ||
| commandThread = new Thread(new Runnable() { | ||
| public void run() { | ||
| BufferedReader reader = null; | ||
| BufferedReader errorReader = null; | ||
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| try { | ||
| boolean firstLine=true; | ||
| reader = new BufferedReader(new InputStreamReader(stream)); | ||
| String line = null; | ||
| while ((line = reader.readLine()) != null) { | ||
| line=escape(line); | ||
| if (line.contains( " open ")) | ||
| line="<span class=\"open\">"+line+"</span>"; | ||
| else if (line.contains( " closed ")) | ||
| line="<span class=\"closed\">"+line+"</span>"; | ||
| else if (line.contains( " filtered ")) | ||
| line="<span class=\"filtered\">"+line+"</span>"; | ||
| String jump = "\n"; | ||
| if(firstLine) | ||
| jump=""; | ||
| cmd.getOutput().setText(cmd.getOutput().getText()+jump+line); | ||
| firstLine=false; | ||
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| } | ||
| errorReader = new BufferedReader(new InputStreamReader(errors)); | ||
| while ((line = errorReader.readLine()) != null) { | ||
| line=escape(line); | ||
| line="<span class=\"closed\">"+line+"</span>"; | ||
| String jump = "\n"; | ||
| if(firstLine) | ||
| jump=""; | ||
| cmd.getOutput().setText(cmd.getOutput().getText()+jump+"<i>"+line+"</i>"); | ||
| firstLine=false; | ||
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| } | ||
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| } catch (Exception e) { | ||
| e.printStackTrace(); | ||
| } finally { | ||
| readXML(); | ||
| cmd.setFinished(true); | ||
| if (reader != null) { | ||
| try { | ||
| reader.close(); | ||
| } catch (IOException e) { | ||
| cmd.setFinished(true); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| }); | ||
| commandThread.start(); | ||
| } catch (IOException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| return true; | ||
| } | ||
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| private String[] composeCommand() { | ||
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| String filename= "nmap-scan_" + new SimpleDateFormat("yyyy-MM-dd_HH-mm-ss") | ||
| .format(new Date())+ ".xml"; | ||
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| this.cmd.getOutput().setFilename(filename); | ||
| tempPath=tempPath + filename; | ||
| List<String> commandList = new ArrayList<String>(); | ||
| commandList.add("nmap"); | ||
| commandList.addAll(splitOptions()); | ||
| commandList.addAll(Arrays.asList(new String[]{"-oX" , getTempPath(), "--webxml"})); | ||
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| return commandList.toArray(new String[]{}); | ||
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| } | ||
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| private List<String> splitOptions(){ | ||
| List<String> options = new ArrayList<>(); | ||
| //Splits string by spaces other than the ones in substring quotes | ||
| Matcher matcher = Pattern.compile("\\s*([^(\"|\')]\\S*|\".+?\"|\'.+?\')\\s*").matcher(cmd.getText()); | ||
| while (matcher.find()) | ||
| options.add(matcher.group(1)); | ||
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| return options; | ||
| } | ||
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| private String escape(String str) { | ||
| String line=str; | ||
| line = line.replace("&", "&"); | ||
| line = line.replace( "\"", """); | ||
| line = line.replace( "<", "<"); | ||
| line = line.replace( ">", ">"); | ||
| return line; | ||
| } | ||
| public Command getCmd() { | ||
| return cmd; | ||
| } | ||
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| public void setCmd(Command cmd) { | ||
| this.cmd = cmd; | ||
| } | ||
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| public Thread getCommandThread() { | ||
| return commandThread; | ||
| } | ||
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| public String getTempPath() { | ||
| return tempPath; | ||
| } | ||
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| public void setTempPath(String tempPath) { | ||
| this.tempPath = tempPath; | ||
| } | ||
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| public void readXML() { | ||
| StringBuilder sb = new StringBuilder(); | ||
| try (BufferedReader br = new BufferedReader(new FileReader(tempPath))){ | ||
| String sCurrentLine; | ||
| while ((sCurrentLine = br.readLine()) != null) { | ||
| sb.append(sCurrentLine); | ||
| } | ||
| JAXBContext jaxbContext = JAXBContext.newInstance(Scan.class); | ||
| Unmarshaller unmarshaller = jaxbContext.createUnmarshaller(); | ||
| StringReader reader = new StringReader(sb.toString()); | ||
| Scan scan = (Scan) unmarshaller.unmarshal(reader); | ||
| cmd.getOutput().setXml(TransInfoHtml.transformToHtml(sb.toString())); | ||
| cmd.getOutput().setScan(scan); | ||
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| } catch (Exception e) { | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
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| public interface CommandExecutor { | ||
| boolean execute(); | ||
| public void addObserver(CommandExecutorObserver observer) ; | ||
| public void removeObserver(CommandExecutorObserver observer); | ||
| public void notifyEnd(); | ||
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| } |
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