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Fix an issue where unattended upgrades randomly kick in during setup and cause apt installs, and therefore setup itself, to fail

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downtownallday 2022-09-20 10:13:12 -04:00
parent 76e7528b34
commit 5f8ae763aa
1 changed files with 19 additions and 0 deletions
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19
setup/functions.sh
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@ -45,6 +45,24 @@ function hide_output {
rm -f $OUTPUT rm -f $OUTPUT
} }
function wait_for_apt_lock {
# check to see if other package managers have a lock on new
# installs, and wait for them to finish
local count=0
while fuser /var/lib/dpkg/lock >/dev/null 2>&1 || fuser /var/lib/dpkg/lock-frontend >/dev/null 2>&1; do
if [ $count -eq 0 ]; then
echo "Waiting for apt to become unlocked..."
fi
sleep 6
let count+=1
if [ $count -gt 100 ]; then
echo "Timeout waiting for apt to become unlocked - another process may be using it"
break
fi
done
return 0
}
function apt_get_quiet { function apt_get_quiet {
# Run apt-get in a totally non-interactive mode. # Run apt-get in a totally non-interactive mode.
# #
@ -56,6 +74,7 @@ function apt_get_quiet {
# Although we could pass -qq to apt-get to make output quieter, many packages write to stdout # Although we could pass -qq to apt-get to make output quieter, many packages write to stdout
# and stderr things that aren't really important. Use our hide_output function to capture # and stderr things that aren't really important. Use our hide_output function to capture
# all of that and only show it if there is a problem (i.e. if apt_get returns a failure exit status). # all of that and only show it if there is a problem (i.e. if apt_get returns a failure exit status).
wait_for_apt_lock
DEBIAN_FRONTEND=noninteractive hide_output apt-get -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confnew" "$@" DEBIAN_FRONTEND=noninteractive hide_output apt-get -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confnew" "$@"
} }