Bash Timeout Loops: Difference between revisions
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m (Ovidiu moved page Bash Timeout Loop to Bash Timeout Loops without leaving a redirect) |
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| Line 3: | Line 3: | ||
=Overview= | =Overview= | ||
Pure timeout. | |||
<syntaxhighlight lang='bash'> | <syntaxhighlight lang='bash'> | ||
| Line 13: | Line 15: | ||
sleep 1 | sleep 1 | ||
remaining=$(expr ${timeout_sec} + ${t0} - $(date '+%s')) | remaining=$(expr ${timeout_sec} + ${t0} - $(date '+%s')) | ||
done | |||
</syntaxhighlight> | |||
Loop until a command succeeds or a timeout occurs. | |||
<syntaxhighlight lang='bash'> | |||
x=1 | |||
test-command | |||
while [ ! $? -eq 0 ] | |||
do | |||
sleep 10 | |||
x=$(( $x + 1 )) | |||
if [ $x -gt 100 ] | |||
then | |||
exit 255 | |||
fi | |||
test-command | |||
done | done | ||
</syntaxhighlight> | </syntaxhighlight> | ||
Revision as of 19:51, 5 May 2021
Internal
Overview
Pure timeout.
...
local timeout_sec=...
local t0=$(date '+%s')
local remaining=$(expr ${timeout_sec} + ${t0} - $(date '+%s'))
while [[ ${remaining} -gt 0 ]]; do
debug "remaining ${remaining} secs ..."
sleep 1
remaining=$(expr ${timeout_sec} + ${t0} - $(date '+%s'))
done
Loop until a command succeeds or a timeout occurs.
x=1
test-command
while [ ! $? -eq 0 ]
do
sleep 10
x=$(( $x + 1 ))
if [ $x -gt 100 ]
then
exit 255
fi
test-command
done