archlinux-initrd-ssh-crypts.../initrd-ssh-cryptsetup.install

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#!/bin/bash
post_install() {
local sshcs_env="/etc/initcpio/sshcs_env"
local sshcs_env_old="/etc/dropbear/initrd.env"
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local dropbear_authorized_keys="/etc/dropbear/initrd.authorized_keys"
local etc_dropbear=$(dirname "${dropbear_authorized_keys}")
[ ! -e "${sshcs_env}" ] && [ -e "${sshcs_env_old}" ] && {
[ -d $(dirname "${sshcs_env}") ] || mkdir -p $(dirname "${sshcs_env}")
mv "${sshcs_env_old}" "${sshcs_env}"
cat <<EOF
Moved legacy file ${sshcs_env_old} to new path ${sshcs_env}"
EOF
}
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[ -d "${etc_dropbear}" ] || mkdir -p "${etc_dropbear}"
[ -e "${dropbear_authorized_keys}" ] || touch "${dropbear_authorized_keys}"
chmod 600 "${dropbear_authorized_keys}"
cat <<EOF
Add the SSH public key to '${dropbear_authorized_keys}'.
Add the 'ip=' kernel command parameter to the bootloader configuration
(see https://wiki.archlinux.org/index.php/Mkinitcpio#Using_net).
In the 'HOOKS' section of '/etc/mkinitcpio.conf', add 'ssh-cryptsetup'
before 'filesystems'. And rebuild the initramfs: 'mkinitcpio -p linux'
EOF
}
post_remove() {
cat <<EOF
Remove the 'ip=' kernel command parameter from the bootloader configuration.
In the 'HOOKS' section of '/etc/mkinitcpio.conf', remove 'ssh-cryptsetup'.
And rebuild the initramfs: 'mkinitcpio -p linux'
EOF
}
post_upgrade() {
post_install
}