Java SSH remote execution shell command, Shell script implementation (ganymed SSH)

Jar Package:

http://www.ganymed.ethz.ch/ssh2/

The advantage of this source is not dependent on a lot of other packages, copy come clean. Specific code implementation can be seen below, or refer to the official documentation, in the download of the compressed package Ganymed-ssh2-build210\examples directory has an example.

 Packagecom.system.action; ImportJava.io.BufferedReader;Importjava.io.IOException;ImportJava.io.InputStream;ImportJava.io.InputStreamReader;Importjava.util.ArrayList;ImportJava.util.HashMap;Importjava.util.List;ImportJava.util.Map;Importjavax.servlet.http.HttpServletRequest;ImportJavax.servlet.http.HttpServletResponse;Importorg.springframework.beans.factory.annotation.Autowired;ImportOrg.springframework.stereotype.Controller;ImportOrg.springframework.ui.Model;Importorg.springframework.web.bind.annotation.RequestMapping;ImportCom.system.service.MonitorService;Importch.ethz.ssh2.Connection;Importch.ethz.ssh2.Session;ImportCh.ethz.ssh2.StreamGobbler;ImportUtil.dataSource.SwitchDataSourceUtil;Importutil.page.BaseAction; /*** Server monitoring *@authorWangxiangyu **/@Controller @requestmapping ("/monitor") @SuppressWarnings ("All") Public classMonitorcontrollerextendsbaseaction {Private Staticlist<string> commands =NULL;Private Static FinalString JNDI = "PN";//Love OPS administrator rights data source@AutowiredMonitorService Monitorservice;/*** Go to the monitoring page to get the server configuration (IP, login, password) *@paramRequest *@parammodel *@return */@RequestMapping (Value= "/index.do") PublicString Index (HttpServletRequest request, model model) {string HostName= Request.getparameter ("HostName"); List<map<string, string>> serverconfiglist =Monitorservice.getserverconfig (hostName); Model.addattribute ("Serverconfiglist", serverconfiglist);return"System/monitor/monitor";} /*** Initialize command set*/Private voidinitcommands () {commands=NewArraylist<string>(); Commands.add ("Top"); Commands.add ("Free"); Commands.add ("Df-hl"); Commands.add ("Ps-ef|grep Tomcat"); Commands.add ("PS aux|head-1;ps aux|grep-v pid|sort-rn-k +4|head");} /*** Get server running status *@paramRequest *@paramResponse *@throwsException*/@RequestMapping ("/findstatus.do") Public voidFindstatus (HttpServletRequest request, httpservletresponse response)throwsException {//Get Server configuration informationString hostName = Request.getparameter ("HostName"); List<map<string, string>> serverconfiglist =Monitorservice.getserverconfig (hostName); String UserName= Serverconfiglist.get (0). Get ("user_name"). toString (); String Password= Serverconfiglist.get (0). Get ("PASSWORD"). toString ();//pre-defined result setmap<string, object> result =NewHashmap<string, object>();//predefined command result setlist<map<string, string>> commandresults =NewArraylist<map<string, string>>();Try {//connecting to a serverConnection conn =NewConnection (hostName); Conn.connect ();BooleanIsAuthenticated =Conn.authenticatewithpassword (userName, password);if(IsAuthenticated = =false) {Throw NewIOException ("Authentication failed.");}//Initialize command parametersinitcommands (); for(String command:commands) {Session sess=conn.opensession (); sess.execcommand (command); InputStream stdout=NewStreamgobbler (Sess.getstdout ()); BufferedReader BR=NewBufferedReader (NewInputStreamReader (stdout)); StringBuffer Details=NewStringBuffer (""); while(true) {String line=br.readline ();if(line = =NULL) { Break;} Details.append (line). Append ("<br/>"); SYSTEM.OUT.PRINTLN (details);}//Package Resultsmap<string, string> Commandresult =NewHashmap<string, string>(); Commandresult.put ("HostName", HostName); Commandresult.put ("Command", command); Commandresult.put ("ExitCode",NULL==sess.getexitstatus ()? " No: Sess.getexitstatus (). toString ()); Commandresult.put ("Details", (NULL==details)? " No return result ":d etails.tostring ()); Commandresults.add (Commandresult);//Close the streambr.close (); Sess.close ();} Conn.close (); Result.put ("Rows", commandresults);}Catch(IOException e) {e.printstacktrace (system.err);}  Write (response, result);} /*** View database table space Status *@paramRequest *@paramResponse *@throwsIOException*/@RequestMapping ("/getdbstatus.do") Public voidGetDBStatus (HttpServletRequest request, httpservletresponse response)throwsIOException {List<map<string, string>> Dbresult =NewArraylist<map<string,string>>();Try {//Toggle Data SourceSwitchdatasourceutil.setcurrentdatasource (JNDI);d bresult=Monitorservice.getdbstatus (); Switchdatasourceutil.cleardatasource ();}Catch(Exception e) {e.printstacktrace ();}finally{Switchdatasourceutil.cleardatasource ();} Map<string, object> result =NewHashmap<string, object>(); Result.put ("Rows", Dbresult); write (response, result);}}

Java SSH remote execution shell command, Shell script implementation (ganymed SSH)