Check and add auto_master entry if missing

check_automount.sh

#!/bin/bash
# Check and add auto_master entry if missing

AUTO_MASTER="/etc/auto_master"
ENTRY="/System/Volumes/Data/NetDrive auto_smb  -nosuid,noowners"

# Check if entry exists
if ! grep -Fq "$ENTRY" "$AUTO_MASTER"; then
    echo "$ENTRY" >> "$AUTO_MASTER"
    automount -vc
    logger "auto_master entry added and automount reloaded"
fi

com.local.check-automount.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>Label</key>
    <string>com.local.check-automount</string>
    <key>ProgramArguments</key>
    <array>
        <string>/usr/local/bin/check_automount.sh</string>
    </array>
    <key>RunAtLoad</key>
    <true/>
</dict>
</plist>

Die volle Beschreibung des Problems und der Lösung befindet sich unter: https://zap0xfce2.net/blog/150.die-bergbesteigung-auf-dem-geheimen-weg.html