This task allows the user to execute a script against a particular shell program on a machine. Find answers to run ant command from the expert community at experts exchange experts exchange. It provides a rich set of standard tasks for performing most common build operations, such as compilation with javac, building archives and running tests. The folder that program zzz is in is in my path env variable. The exec command replaces the current shell process with the specified command. If you only had one thread, you would need to deploy to the application servers oneatatime. Click the button on the toolbar of the ant build tool window. The example above illustrates how to bind an ant script to a lifecycle phase. In my case, im guaranteed the ant build is executing on a linux system, so i dont know or have to worry about what will happen if this technique is attempted in ms windows. Normally, when you run a command a new process is spawned forked. Ant s exec task uses javas process mechanism to run commands, and this does not understand shellspecific syntax like pipes and redirections. This task depends on external libraries not included in the ant distribution. If you dont do this, many of the dependent ant tasks will not be available.
Either directly through the task or more abstract with, or. Each task is run by an object that implements a particular task interface. Otherwise, youve come to the right place to set up an agent. I have experienced some problems myself using the task. Use ant exec task for linux shell commands pearls in life. Instead, the current process is overlaid with the new command. Well, we learned it the hard way in my case more than once that using plain runtime. Therefore this functionality was deprecated in the ant exec task.
How to install ant on linux posted on march 24, 2011, 7. You can add a script to each lifecycle phase, by duplicating the execution section and specifying a. Suppose we use cscope andor ctags for indexing source code of our java project and we want to update the meta data files e. Note that if it is an ide task or extension that is not behaving, the ant team is unable to field bug reports. Despite its being javaoriented, web developers also use this tool. The complete sources can be downloaded as a zip file. Here we create one task, namely exec task, to execute our commands. The article details about using exec command with an example code. Parsing the command line string is easy to use but you might run into problems when tackling complex scenarios. Added an sftp task with support for common sftp subcommands the sftp, scp, and exec tasks may be nested into a single ssh session task. Exec shell from ant target the unix and linux forums hq. Createprocess error2, the system cannot find the file specified. How can i start the weblogic server using exec task in a different window, because server start blocks the processing of further ant tasks. Deploy a azure pipelines agent on linux azure pipelines.
From the context menu of the selected target, choose run target or run build, if you execute the entire build file. Ant tutorial 05 war, deploy, and startstop tomcat from ant script. Ant has been used successfully on many platforms, including linux, commercial flavours of unix such as solaris and hpux, windows 9x and nt, os2 warp, novell netware 6 and macos x. But the depth it has considering the underlying architecture and a strong command line integration is simply superb. More specifically, how we redirect the output here. To use these on commandline versions of ant, the relevant jars need to be added to the commandline ant as extra librariestasks. As an example, consider the situation where you use an ants w script to deploy a warw file to an environment with multiple application servers. Executing a command on the host is made thanks to the exec ant task. The echo task in the above example is a trivial task that prints a message. Follow the instructions below to install apache ant on linux from the command line.
This is by the way where you want to download necessary. Dependencies specify targets that ant must execute first, before the target in. The maven ant tasks are distributed as a jar file to be included in the ant classpath. Shell script further invokes one more shell script file the unix and linux forums. The normal bash redirect symbol doesnt not work here. Lets have a look at few examples you would like to stick to parsing entire command line strings. When i use the ant exec task, i get cannot run program zzz. This enables grand to provide some nifty features such as the support of the ant 1. Remember a fact that linux has a lot of features which may not be evident by default or on the first look. A valid os attribute would have to be something such as linux aix unix. We will write an ant build script, which identifies the current operating systemos and based on the os detected either a batch file or a shell script is executed.
Conky is able to monitor many system variables including cpu, memory, swap, disk space, temperature, top, upload, download, system messages, and much more. Try the ide mailing lists first, who will crossfile bugs if appropriate. Ants task uses javas process mechanism to run commands, and. Ants task uses javas process mechanism to run commands, and this does not understand shellspecific syntax like pipes and redirections. This can be done in several ways, depending on the ant and jalopy versions you use. Moreover the linux, osx and windows versions all share a library of. Command line execution plugin for the kobalt build system ethauvinkobalt exec. After selecting the file to download, you will be prompted for a mirror.
It has been reported on linux390 that shell scripts invoked via the ant exec task must have their interpreter specified, i. By default the exec task depends on assemble, use the dependson parameter to change the dependencies. Ant tutorial 05 war, deploy, and startstop tomcat from. Exe, use a task with the fork attribute set to true instead as this task will follow the jvms interpretation of exit codes.
How to install ant on linux research and development blog. Apache ant should be familiar to every java programmer. Before you can use the jalopy ant task in your build scripts, you have to define the task. Apache ant formerly jakarta ant is a declarative, xmlbased build tool for java projects. Weve built our own development tools based on ant for this. As part of our build process, i have to convert dos line endings to unix line endings on shell script we package in our tarball. It is an extension of the exec task, and as such, supports the same attributes. If your pipelines are in azure pipelines and a microsofthosted agent meets your needs, you can skip setting up a private linux agent.
In other words the exec command is executed in place of the current shell without creating a new process. See the ant documentation for a description of the task parameters. Grand is a tool to create visual representation of ant target dependencies. I have made some code changes in the corresponding java file for date formatting purpose so that it supports upgraded sybase version from 12. Ant uses a build script, which is a simple xml file. Test swfs executed using adl should be built using the amxmlc executable or mxmlc. Installing apache ant on linux enterprise service bus 4. When i run the program zzz from the command line, it works fine. I was wondering if someone in the ant community had some useful tips or other information on this topic to share. A linux agent can build and deploy different kinds of apps, including java and android apps.
And hey, if you really need to execute a shell command, ant has an task that allows different commands to be executed based on the os it is executing on. This toggles the ability to execute the test swf using the flash player or adl. In the ant build tool window, select the desired target. The most conservative way to define the task that works with all versions, is to utilize the element in your build script and specify the class name of the. Flexunit ant task apache flex apache software foundation. The ant task allows us to run shell command in ant script. When the os attribute is specified, then the command is only executed when ant is run on one of the specified operating systems note that you cannot interact with the forked program, the only way to send input to it is via the input and inputstring attributes. If building on linux, the air sdk folders must be extracted on top of the flex sdk folders for the ant task to properly function. One advantage of conky is that is doesnt depend on the desktop environment and you can install it in any linux distro. Problem in running ant on unix the unix and linux forums. This article discusses on how to execute a batch file or shell script using ant. It has been reported on linux 390 that shell scripts invoked via the ant exec task must have their interpreter specified, i. We could provide input arguments like the following example which prints todays weekday.
It works on windows, linux, and mac os x platforms. You look at commons exec and think wow calling runtime. Ant script to change system datetime on winlinuxmac os. Apache ant is a java library and commandline tool that help building software. When downloading ant, be sure to also download and install the optional tasks jar. Ant comes with a predefined set of tasks, however you can create your own tasks, as shown in the example below. It differs from tools like vizant or antgraph or ant2dot by a totally different approach, relying on the ant api rather than parsing the xml files directly. In our example, it prints the message hello world to run the ant build file, open up command prompt and navigate to the folder where the build.
Ants parallel task gives you the ability to run the tasks within the parallel task in their own threads. Runs a command on a remote machine running ssh daemon. Shell exec task reference gschuelercontroltierwiki. Ants execution services come in three tasks,, and, that.
634 961 1537 407 700 73 613 1457 726 21 1255 1319 1146 958 394 955 1476 1224 246 372 781 501 1077 295 672 1309 791 419 1242 1323 468 619 1326 200 1099 156 483 258