#!/usr/bin/env bash RPC_ADDR="${RPC_ADDR:-localhost}" RPC_PORT="${RPC_PORT:-8545}" # might be provided by parent if [[ -z "${PUBLIC_IP}" ]]; then PUBLIC_IP=$(curl -s https://ipecho.net/plain) fi # Necessary for enode address for Status app MAIL_PASSWORD="${MAIL_PASSWORD:-status-offline-inbox}" # query local RESP_JSON=$( curl -sS --retry 3 --retry-connrefused \ -X POST http://${RPC_ADDR}:${RPC_PORT}/ \ -H 'Content-type: application/json' \ -d '{"jsonrpc":"2.0","method":"admin_nodeInfo","params":[],"id":1}' ) if [[ "$?" -ne 0 ]]; then echo "RPC port not up, unable to query enode address!" 1>&2 exit 1 fi # extract enode from JSON response ENODE_RAW=$(echo "${RESP_JSON}" | jq -r '.result.enode') # drop arguments at the end of enode address ENODE_CLEAN=$(echo "${ENODE_RAW}" | grep -oP '\Kenode://[^?]+') # replace localhost with public IP and add mail password ENODE=$(echo "${ENODE_CLEAN}" | sed \ -e "s/127.0.0.1/${PUBLIC_IP}/" \ -e "s/@/:${MAIL_PASSWORD}@/") if [[ "$1" == "--qr" ]]; then if ! [ -x "$(command -v qrencode)" ]; then echo 'Install 'qrencode' for enode QR code.' >&2 exit 0 fi qrencode -t UTF8 "${ENODE}" else echo "${ENODE}" fi