#!/bin/sh
set -e
skip_unusable_snapd() {
if [ -e "/run/snapd.socket" ]; then
# Snapd is present, run the upgrade
return 1
fi
return 0
}
case "$1" in
install|upgrade)
. /usr/share/debconf/confmodule
echo "=> Installing the firefox snap"
# Warn about downtime
if [ -e "/usr/lib/firefox/firefox" ]; then
db_input high firefox/snap-upgrade-warning || true
db_go
fi
# Check store connectivity
echo "==> Checking connectivity with the snap store"
COUNT=0
SKIP=false
while :; do
if skip_unusable_snapd; then
echo "===> System doesn't have a working snapd, skipping"
SKIP=true
break
fi
snap info firefox >/dev/null 2>&1 && break
db_fset firefox/snap-no-connectivity seen false
if ! db_input critical firefox/snap-no-connectivity; then
db_go
if [ "${COUNT}" = "0" ]; then
echo "===> Unable to contact the store, trying every minute for the next 30 minutes"
elif [ "${COUNT}" = "10" ]; then
echo "===> Still unable to contact the store, trying for another 20 minutes"
elif [ "${COUNT}" = "20" ]; then
echo "===> Still unable to contact the store, trying for another 10 minutes"
elif [ "${COUNT}" = "30" ]; then
echo "===> Still unable to contact the store, aborting"
exit 1
fi
sleep 1m
else
db_go
db_get firefox/snap-no-connectivity
if [ "${RET}" = "Abort" ]; then
echo "===> Aborting at user request"
exit 1
elif [ "${RET}" = "Skip" ]; then
echo "===> Skipping at user request"
SKIP=true
break
fi
if [ "${COUNT}" = "0" ]; then
echo "===> Unable to contact the store"
fi
fi
COUNT=$((COUNT+1))
done
if ! ${SKIP}; then
# Install the snap
echo "==> Installing the firefox snap"
snap install firefox
echo "=> Snap installation complete"
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
exit 0
Mini Shell