Building an Alpine Linux server from a bare qcow2 disk
Partitioning with fdisk, a chroot install of Alpine's minirootfs, extlinux instead of grub, and getting the whole thing scripted end to end - no installer required.
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Guides for the stuff I actually built, not the stuff that already worked.
Partition tables, boot loaders, firewalls, the odd VPS - written up as I go, so future me (and maybe you) doesn't have to re-derive it from a forum post from 2013. Continue...
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Dropbear, doas and nftables: a lean login path
Skipping OpenSSH and sudo for something smaller - root login disabled, key auth only, and a default - drop firewall that still lets you in.
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whoami
I document infrastructure the way I wish more people did: the dead ends included. Everything here has been run, usually twice - once wrong, once as written.