cardano-node.postinst

#!/bin/sh

set -e

if [ "$1" = "configure" ]; then
  CONFIG_DIR='/etc/cardano'
  HOME_DIR='/var/lib/cardano'
  LOG_DIR='/var/log/cardano'

  # Create user 'cardano' if not already present
  if ! getent passwd cardano >/dev/null; then
    # Defaults to create group=cardano, home=/home/cardano
    # Home directory /var/lib/cardano created by adduser command
    adduser --quiet --system --group --shell '/bin/bash' --home "${HOME_DIR}" cardano
  fi

  # Create private key and log directories
  # private readable by cardano so cn-leaderlog script can read keys when run as cardano user
  [ ! -d "${CONFIG_DIR}/private" ] && install -d -m 0750 -o root -g cardano "${CONFIG_DIR}/private"
  # Create log directory for storing leaderlogs or other custom logs
  [ ! -d "${LOG_DIR}" ] && install -d -m 0700 -o cardano -g cardano "${LOG_DIR}"

  # Example pooltool-api-key may get edited to contain private data
  for net in mainnet preprod preview; do
    pooltool_api_key_file="${CONFIG_DIR}/${net}/pooltool-api-key"
    if [ -f "${pooltool_api_key_file}" ]; then
      chgrp cardano "${pooltool_api_key_file}"
      chmod 0640 "${pooltool_api_key_file}"
    fi
  done
fi

#DEBHELPER#

exit 0