Single-line command statements are the norm on Linux command lines. However, sometimes we may need, or simply find it efficient, to run multiple commands from the prompt. In this tutorial, we’ll look at various
Put all of your commands in a wrapper script, complete with testing and debugging information. Run the wrapper script as yourCMD. The following is a naive example. First, the wrapper script: #!/bin/bash# Start the first process./my_first_process Start the second process./my_second_process...
To achieve, this you can use thepssh (parallel ssh) program, a command line utility for executing ssh in parallel on a number of hosts. With it, you can send input to all of the ssh processes, from a shell script. Requirements Install Pssh to Run Commands on Multiple Remote Linux Serve...
CompletedProcess(args=['ls','-ld','/home1'], returncode=2, stdout='') Run Bash commands using Python Popen Popen is used for complex commands, such as pipe commands in bash. Lets try a simple pipe command first. p = subprocess.Popen(['ls','-ld','/home'],stderr=subprocess.PIPE,...
nohupbypasses the HUP signal (signal hang up), making it possible to run commands in the background even when the terminal is off. Combine this command with redirection to “/dev/null” (to prevent nohup from making a nohup.out file), and everything goes to the background with one ...
docker run -it ubuntu /bin/bashCopy Docker runs the container and displays the Bash shell. The commands executed in the shell will affect the system inside the Docker container. Exit the interactive session by typingexitand pressing Enter. ...
a trick I learned recently is that you can use subshells to run multiple commands and you don't need to use \ to put multiple lines. I think this should work with docker run but I didn't test it yet: docker run {CONTAINER_TAG} /bin/bash -c '( ( cd / git clone https://githu...
$ docker run -l my-label --label com.example.foo=bar ubuntu bash The my-label key doesn't specify a value so the label defaults to an empty string (""). To add multiple labels, repeat the label flag (-l or --label).
All commands must fit on one line, even EXIT. Interactive mode doesn't check for open parentheses or quotes for commands, and doesn't prompt for successive lines. This behavior is different to the ODBC version, which allows the query run by EXIT(query) to span multiple lines. Connections ...
commands can be specified in any one of the below formatsnametyperequireddescriptionexample commands string yes The command to run 'ls' commands array(string) yes An array of string commands to run ['ls', 'mkdir foo'] commands array(object) yes An array of objects describing commands to ...