NetworkManager/data/NetworkManager-config-initrd.service.in

[Unit]
Description=NetworkManager Configuration (initrd)
AssertPathExists=/etc/initrd-release
DefaultDependencies=no
Wants=systemd-journald.socket
After=systemd-journald.socket
Before=systemd-udevd.service systemd-udev-trigger.service

[Service]
Type=oneshot
ExecStartPre=/bin/sh -c "rm -f /run/NetworkManager/system-connections/*"
ExecStart=/bin/sh -c "@libexecdir@/nm-initrd-generator -- $(cat /proc/cmdline)"
ExecStartPost=/bin/sh -c ' \
    for i in /{usr/lib,run,etc}/NetworkManager/system-connections/*; do \
        [ -f "$i" ] || continue; \
        mkdir -p /run/NetworkManager/initrd; \
        : > /run/NetworkManager/initrd/neednet; \
        break; \
    done; \
    if [ -s /run/NetworkManager/initrd/hostname ]; then \
        cat /run/NetworkManager/initrd/hostname > /proc/sys/kernel/hostname; \
    fi \
'
RemainAfterExit=yes