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Add reserved username check in configurator #59

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Add reserved username check in configurator #59

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b06498c
Add reserved username check in configurator
wolfgangw Oct 29, 2025
95ed7db
Add 'lp' to reserved system usernames list
wolfgangw Nov 20, 2025
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6 changes: 5 additions & 1 deletion configs/airootfs/root/configurator
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Original file line number Diff line number Diff line change
Expand Up @@ -101,7 +101,11 @@ user_form() {
username=$(gum input --placeholder "Alphanumeric without spaces (like dhh)" --prompt.foreground="#845DF9" --prompt "Username> ") || abort

if [[ "$username" =~ ^[a-z_][a-z0-9_-]*[$]?$ ]]; then
break
if [[ "$username" =~ ^(root|bin|daemon|mail|ftp|http|nobody|dbus|systemd-coredump|systemd-network|systemd-oom|systemd-journal-remote|systemd-resolve|systemd-timesync|tss|uuidd|alpm|git|avahi|cups|lp|_talkd|polkitd|rtkit|qemu|brltty|gluster|rpc|libvirt-qemu|pcscd|nvidia-persistenced|sddm)$ ]] ; then
notice "Username is reserved for system" 1
else
break
fi
else
notice "Username must be alphanumeric with no spaces" 1
fi
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