remote.cfg: rename userid to 'auth-id'

and fixup config file on upgrades accordingly

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>

debian/postinst

@@ -28,6 +28,15 @@ case "$1" in
 		if dpkg --compare-versions "$2" 'le' '0.9.5-1'; then
 			chown --quiet backup:backup /var/log/proxmox-backup/api/auth.log || true
 		fi
+		if dpkg --compare-versions "$2" 'le' '0.9.6-1'; then
+			if [ -e /etc/proxmox-backup/remote.cfg ]; then
+				echo "NOTE: Switching over remote.cfg to new field names.."
+				flock -w 30 /etc/proxmox-backup/.remote.lck \
+				    sed -i \
+				        -e 's/^\s\+userid /\tauth-id /g' \
+				        /etc/proxmox-backup/remote.cfg || true
+			fi
+		fi
 	fi
 	# FIXME: Remove in future version once we're sure no broken entries remain in anyone's files
 	if grep -q -e ':termproxy::[^@]\+: ' /var/log/proxmox-backup/tasks/active; then