/Shell/Bash/Logging output in bash scripts

Logging output in bash scripts

#!/bin/bash

STATUSFILE=x.out
LOGFILE=x.log

### All output to screen
### Do nothing, this is the default


### All Output to one file, nothing to the screen
#exec > ${LOGFILE} 2>&1


### All output to one file and all output to the screen
#exec > >(tee ${LOGFILE}) 2>&1


### All output to one file, STDOUT to the screen
#exec > >(tee -a ${LOGFILE}) 2> >(tee -a ${LOGFILE} >/dev/null)


### All output to one file, STDERR to the screen
### Note you need both of these lines for this to work
#exec 3>&1
#exec > >(tee -a ${LOGFILE} >/dev/null) 2> >(tee -a ${LOGFILE} >&3)


### STDOUT to STATUSFILE, stderr to LOGFILE, nothing to the screen
#exec > ${STATUSFILE} 2>${LOGFILE}


### STDOUT to STATUSFILE, stderr to LOGFILE and all output to the screen
#exec > >(tee ${STATUSFILE}) 2> >(tee ${LOGFILE} >&2)


### STDOUT to STATUSFILE and screen, STDERR to LOGFILE
#exec > >(tee ${STATUSFILE}) 2>${LOGFILE}


### STDOUT to STATUSFILE, STDERR to LOGFILE and screen
#exec > ${STATUSFILE} 2> >(tee ${LOGFILE} >&2)


echo "This is a test"
ls -l sdgshgswogswghthb_this_file_will_not_exist_so_we_get_output_to_stderr_aronkjegralhfaff
ls -l ${0}

Source: stackoverflow.com

Similar codes

0 vote211 views1 answer
Git change author of last 2 commits
Shell/Bash
31 votes261 views5 answers
Git branch from current branch
Shell/Bash
1 vote219 views1 answer
How to install xlswriter for pandas
Shell/Bash
0 vote233 views1 answer
Get the latest from remote git
Shell/Bash
0 vote229 views1 answer
Telegram new version for xfce manajaro
Shell/Bash
1 vote211 views3 answers
Bash: /bin/rm: Argument list too long
Shell/Bash
2 votes220 views2 answers
Limit size in multer
Shell/Bash
0 vote223 views3 answers
Git see tags
Shell/Bash
24 votes222 views3 answers
Notepad++ ubuntu
Shell/Bash
1 vote269 views2 answers
Docker secrets commands
Shell/Bash