51 lines
1.7 KiB
Bash
51 lines
1.7 KiB
Bash
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#!/usr/bin/env sh
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## Configures a new nixos system to this repository
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## Blame: Hung Tran (Pegasust) <pegasucksgg@gmail.com>
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set -xv
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HOSTNAME=${1}
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if [ -z $HOSTNAME ]; then
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current_hostname=$(hostname)
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echo "Missing hostname as first param."
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echo "Type the hostname you want to be here"
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read -p "[${current_hostname}] > " HOSTNAME
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HOSTNAME=${HOSTNAME:-${current_hostname}}
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read -p "Using hostname: ${HOSTNAME}. Press ENTER to continue." _WHATEVER_
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fi
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# Where is this script located
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SCRIPT_DIR=$(realpath $(dirname $0))
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echo "SCRIPT_DIR: ${SCRIPT_DIR}"
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SYSNIX_DIR="${SCRIPT_DIR}/.."
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# Copy hardware-configuration of existing machine onto our version control
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SYSNIX_PROF="${SYSNIX_DIR}/hosts/${HOSTNAME}"
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HARDWARE_CONF="${SYSNIX_PROF}/hardware-configuration.nix"
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if [ ! -f "${HARDWARE_CONF}" ]; then
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mkdir "$SYSNIX_PROF"
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sudo cp /etc/nixos/hardware-configuration.nix ${HARDWARE_CONF}
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fi
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git add "${HARDWARE_CONF}"
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# Copy ssh/id-rsa details onto ssh/authorized_keys
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SSH_PRIV="${HOME}/.ssh/id_rsa"
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SSH_PUB="${SSH_PRIV}.pub"
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SSH_DIR="${SCRIPT_DIR}/../native_configs/ssh"
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if [ ! -f "${SSH_PRIV}" ]; then
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ssh-keygen -b 2048 -t rsa -f "${SSH_PRIV}" -q -N ""
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fi
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# idempotently adds to authorized_keys
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cat "${SSH_PUB}" >> "${SSH_DIR}/authorized_keys"
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# sort "${SSH_DIR}/authorized_keys" | uniq >"${SSH_DIR}/authorized_keys"
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# NOTE: if we do sort... file >file, the ">file" is performed first, which truncates
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# the file before we open to read. Hence, `sort [...] file >file` yields empty file.
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# Because of this, we have to use `-o`
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sort -u "${SSH_DIR}/authorized_keys" -o "${SSH_DIR}/authorized_keys"
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echo "Apply nixos-rebuild"
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sudo nixos-rebuild switch --flake "${SYSNIX_DIR}#${HOSTNAME}"
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