32 lines
894 B
Bash
32 lines
894 B
Bash
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#!/usr/bin/env bash
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RPC_ADDR="${RPC_ADDR:-localhost}"
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RPC_PORT="${RPC_PORT:-8545}"
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MAILSERVER_PORT="${MAILSERVER_PORT:-30303}"
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# might be provided by parent
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if [[ -z "${PUBLIC_IP}" ]]; then
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PUBLIC_IP=$(curl -s https://ipecho.net/plain)
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fi
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# query local
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RESP_JSON=$(
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curl -sS --retry 3 --retry-connrefused \
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-X POST http://${RPC_ADDR}:${RPC_PORT}/ \
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-H 'Content-type: application/json' \
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-d '{"jsonrpc":"2.0","method":"admin_nodeInfo","params":[],"id":1}'
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)
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if [[ "$?" -ne 0 ]]; then
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echo "RPC port not up, unable to query enode address!" 1>&2
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exit 1
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fi
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# extract enode from JSON response
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ENODE_RAW=$(echo "${RESP_JSON}" | jq -r '.result.enode')
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# drop arguments at the end of enode address
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ENODE_CLEAN=$(echo "${ENODE_RAW}" | grep -oP '\Kenode://[^?]+')
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ENODE=$(echo "${ENODE_CLEAN}" | sed \
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-e "s/:30303/:${MAILSERVER_PORT}/")
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echo "${ENODE}"
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