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40-install: fix missing brackets

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Without the brackets, the shell will try to execute "$ARL" as if it were
a program, giving the error:

123456789: command not found
This commit is contained in:
Sean Farley 2020-09-05 22:46:11 +00:00 committed by Henning Bocklage
parent 18eef74989
commit 197300b6c1
1 changed files with 3 additions and 2 deletions
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5
root/etc/cont-init.d/40-install
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@ -14,8 +14,9 @@ fi
# if the arl was previously set but is out of date, update the file with the arl from the env variable
if [ ${#ARL} -gt 10 ]; then
OLDARL=$(cat /config/.arl)
if $ARL -ne $OLDARL; then
# this file might not exist; happens when the users runs for the first time
OLDARL=$(cat /config/.arl 2>/dev/null || echo 0) # ignore if the file doesn't exist
if [ "$ARL" != "$OLDARL" ]; then
echo "[cont-init.d] !!! ARL from environment variable does not match current ARL. Using environment variable. !!!"
echo "[cont-init.d] !!! Please update your ARL in the variable instead of the webinterface or remove the ARL from the container call. !!!"
printf $ARL > /config/.arl