HEX

File: //lib64/systemd/system/smpkg-custom-install.service

[Unit]
Description=install storage manager package
IgnoreOnIsolate=yes
Requires=pkg-root.target
After=pkg-root.target
Before=pkg-builtin-resource-clearer.service pkgctl-StorageManager.service
ConditionPathExists=/.SynoUpgradePackages

[Service]
Type=oneshot
RemainAfterExit=yes
TimeoutStartSec=1800
ExecStart=/usr/syno/lib/systemd/scripts/smpkg.sh --install

[X-Synology]