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path: root/mautrix-whatsapp/doinst.sh
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config() {
  NEW="$1"
  OLD="$(dirname $NEW)/$(basename $NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r $OLD ]; then
    mv $NEW $OLD
  elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then
    # toss the redundant copy
    rm $NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

preserve_perms() {
  NEW="$1"
  OLD="$(dirname $NEW)/$(basename $NEW .new)"
  if [ -e $OLD ]; then
    cp -a $OLD ${NEW}.incoming
    cat $NEW > ${NEW}.incoming
    mv ${NEW}.incoming $NEW
  fi
  config $NEW
}


if ! getent passwd mautrix-whatsapp >/dev/null; then
  useradd mautrix-whatsapp \
    --comment 'Mautrix whatsapp matrix bridge' \
    --user-group \
    --system \
    --home-dir /var/lib/mautrix-whatsapp \
    || true
fi

preserve_perms etc/rc.d/rc.mautrix-whatsapp.new
preserve_perms etc/mautrix-whatsapp/config.yaml.new

chown root:mautrix-whatsapp etc/mautrix-whatsapp
chown mautrix-whatsapp:mautrix-whatsapp var/lib/mautrix-whatsapp
chown mautrix-whatsapp:mautrix-whatsapp var/log/mautrix-whatsapp