script

script linux command cheatsheet by Thamizhiniyan C S

Introduction

script command makes a typescript of everything on your terminal session. The terminal data are stored in raw form to the log file and information about timing to another (optional) structured log file.

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Syntax

script [options] [file]

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Important Flags

Flag	Description
-I, --log-in	log stdin to file
-O, --log-out	log stdout to file (default)
-B, --log-io	log stdin and stdout to file
-T, --log-timing	log timing information to file
-t[], --timing[=]	deprecated alias to -T (default file is stderr)
-m, --logging-format	force to 'classic' or 'advanced' format
-a, --append	append to the log file
-c, --command	run command rather than interactive shell
-e, --return	return exit code of the child process
-f, --flush	run flush after each write
--force	use output file even when it is a link
-E, --echo	echo input in session (auto, always or never)
-o, --output-limit	terminate if output files exceed size
-q, --quiet	be quiet
-h, --help	display this help
-V, --version	display version

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Examples

Command	Description
script	To start a typescript without any argument. If no filename is given as argument, script will automatically create a file namely typescript in the home directory to save the recorded information.
script mysession.log	This command starts a new recording session, with the output stored in the 'mysession.log' file.
script $(date '+%d-%m-%Y')_session.log	This command records the terminal session and saves the output into a file with the current date as part of the name.
exit	In order to stop the typescript, we just need to execute exit command and script will stop the capturing process.
script -a -f filename.txt	To start the typescript, run any random command and save it in a text file, let’s say filename.txt.
script -c "cal"	To get the typescript of cal command.
script -c 'ls -la' directory_listing.log	This command runs 'ls -la' and records its output into 'directory_listing.log' file.
script -c 'ls -la' | tee file.log	This command runs 'ls -la', displays its output and simultaneously saves it into 'file.log'.
script -f	This option is used to run flush output after each write.
script --force	This option allows default output file i.e. typescript to be hard or symbolic link.
script -h	Display this help and exit.
script -q	This option does not display the notification stating that the script has started and quietly execute and exit the script command.
script -t timing_file.txt	This option allows user to capture the terminal activity step by step and appears like a video when the recorded file is executed with the help of scriptreplay command.
scriptreplay --timing=time_log geeksforgeeks1	To replay the captured terminal activity.
script -V	Output version information and exit.