shell-things/etc/systemd/system/aminda-nocron-reboot.service

[Unit]
Description=Aminda's cronless boot tasks
Wants=sysctl-p--system.service

[Service]
Type=oneshot
TimeoutStartSec=infinity
Environment=LINUXBREWUSER=root
Environment=LINUXBREWGROUP=wheel
# Remember `systemd-path search-binaries-default`
ExecStartPre=-echo 1 > /sys/devices/system/cpu/microcode/reload
# - means it can fail, without failing those after it.
# These aren't given --now as THEY WOULD INFINITE LOOP.
ExecStartPre=-systemctl enable aminda-nocron-rebootish.service
ExecStartPre=-systemctl enable  aminda-nocron-rebootish.timer
ExecStartPre=-systemctl enable --now unbound.service
ExecStartPre=-systemctl enable --now systemd-resolved.service
ExecStartPre=-sysctl net.ipv6.conf.all.disable_ipv6=0
# These services are called here, so
ExecStartPre=-systemctl start firewalld.service
# https://github.com/systemd/zram-generator
#ExecStart=-systemctl start /dev/zram0
ExecStart=-systemctl enable --now systemd-zram-setup@zram0.service
# Ensure we really allow ICMPv6 on FEDORA (or firewalld). Also other essential services.
ExecStart=-firewall-cmd --add-protocol=ipv6-icmp
ExecStart=-firewall-cmd --add-protocol=ipv6-icmp --zone=home
ExecStart=-firewall-cmd --add-service=ssh --permanent
ExecStart=-firewall-cmd --add-service=ssh --permanent --zone=home
ExecStart=-firewall-cmd --add-service=mosh --permanent
ExecStart=-firewall-cmd --add-service=mosh --permanent --zone=home
ExecStart=-firewall-cmd --add-service=ntp --permanent
ExecStart=-firewall-cmd --add-service=ntp --permanent --zone=home
ExecStart=-firewall-cmd --add-service=syncthing --permanent
ExecStart=-firewall-cmd --add-service=syncthing --permanent --zone=home
ExecStart=-firewall-cmd --add-service=mdns --permanent
ExecStart=-firewall-cmd --add-service=mdns --permanent --zone=home
ExecStart=-firewall-cmd --add-service=kdeconnect --permanent
ExecStart=-firewall-cmd --add-service=kdeconnect --permanent --zone=home
ExecStart=-firewall-cmd --permanent --add-port=9001/udp
ExecStart=-firewall-cmd --permanent --add-port=9001/udp --zone=home
ExecStart=-firewall-cmd --permanent --add-port=6771/udp
ExecStart=-firewall-cmd --permanent --add-port=6771/udp --zone=home
# 3rd party Xbox controller initialization. See Mikaela/gist/gayming/
#ExecStart=-/root/fixcontroller.py
# This is actually in the delayed variant of this service, but anyway
ExecStart=-systemctl enable --now yggdrasil.service
ExecStart=-systemctl enable --now ssh.service
ExecStart=-systemctl enable --now sshd.service
ExecStart=-systemctl enable --now sshguard.service
ExecStart=-systemctl enable --now unbound.service
ExecStart=-systemctl enable --now chrony.service
ExecStart=-systemctl enable --now chronyd.service
ExecStart=-systemctl enable --now systemd-oomd.service systemd-oomd.socket
ExecStart=-chown -R ${LINUXBREWUSER}:${LINUXBREWGROUP} /home/linuxbrew -R
ExecStart=-chmod -R u+rw,g+rw,o+r /home/linuxbrew
ExecStart=-setfacl -R -m g:${LINUXBREWGROUP}:rwX,o:rX /home/linuxbrew
User=root
StandardOutput=journal
StandardError=journal

[Install]
WantedBy=multi-user.target