Differential D3809 Diff 10657 contrib/seeds/test-seeds.sh

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contrib/seeds/test-seeds.sh

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File Mode	null	100755

				#!/bin/bash

				set -u

				TOPLEVEL=`git rev-parse --show-toplevel`
				DEFAULT_BUILD_DIR="${TOPLEVEL}/build"

				help_message() {
				echo "Test connecting to seed nodes. Outputs the seeds that were successfully connected to."
				echo ""
				echo "Example usages:"
				echo "Mainnet: $0 < nodes_main.txt"
				echo "Testnet: $0 --testnet < nodes_test.txt"
				echo ""
				echo "Options:"
				echo "-t, --testnet Connect to testnet seeds (mainnet is default)."
				echo "-h, --help Display this help message."
				echo ""
				echo "Environment Variables:"
				echo "BUILD_DIR Default: ${DEFAULT_BUILD_DIR}"
				exit 0
				}

				: ${BUILD_DIR:=$DEFAULT_BUILD_DIR}
				OPTION_TESTNET=""

				# Parse command line arguments
				while [[ $# -gt 0 ]]; do
				case $1 in
				-t\|--testnet)
				OPTION_TESTNET="--testnet"
				shift # shift past argument
				;;
				-h\|--help)
				help_message
				shift # shift past argument
				;;
				*)
				echo "Unknown argument: $1"
				help_message
				shift # shift past argument
				;;
				esac
				done

				BITCOIND="${BUILD_DIR}/src/bitcoind"
				BITCOIN_CLI="${BUILD_DIR}/src/bitcoin-cli"
				if [ ! -x "$BITCOIND" ]; then
				FabienUnsubmitted Not Done Inline Actions Nit: `${BITCOIND}` with braces. Fabien: Nit: `${BITCOIND}` with braces.
				echo "${BITCOIND} does not exist or has incorrect permissions."
				exit 10
				fi
				if [ ! -x "$BITCOIN_CLI" ]; then
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				echo "${BITCOIN_CLI} does not exist or has incorrect permissions."
				exit 11
				fi

				BITCOIND="${BITCOIND} -connect=0 $OPTION_TESTNET"
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				BITCOIN_CLI="${BITCOIN_CLI} $OPTION_TESTNET"
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				>&2 echo "Spinning up bitcoind..."
				${BITCOIND} &
				BITCOIND_PID=$!
				cleanup() {
				# Cleanup background processes spawned by this script.
				>&2 echo "Cleaning up bitcoin daemon (PID: ${BITCOIND_PID})."
				kill ${BITCOIND_PID}
				}
				trap "cleanup" EXIT

				# Short sleep to make sure the RPC server is available
				sleep 0.1
				# Wait until bitcoind is fully spun up
				WARMUP_TIMEOUT=60
				for TRIES in $(seq 1 $WARMUP_TIMEOUT); do
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				${BITCOIN_CLI} getconnectioncount &> /dev/null
				RPC_READY=$?
				if [ "$RPC_READY" -ne 0 ]; then
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				>&2 printf "."
				sleep 1
				else
				break
				fi
				done
				>&2 echo ""

				if [ "$RPC_READY" -ne 0 ]; then
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				>&2 echo "RPC was not ready after $WARMUP_TIMEOUT seconds."
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				exit 20
				fi

				while read -r SEED; do
				>&2 echo "Testing seed '$SEED'..."
				FabienUnsubmitted Not Done Inline Actions Dito. Fabien: Dito.

				# Immediately connect to the seed peer
				${BITCOIN_CLI} addnode "$SEED" onetry
				FabienUnsubmitted Not Done Inline Actions Dito. Fabien: Dito.

				# Fetch peer's connection status
				CONNECTION_COUNT=$(${BITCOIN_CLI} getconnectioncount)
				if [ "$CONNECTION_COUNT" -eq 1 ]; then
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				# Cleanup peer connection
				${BITCOIN_CLI} disconnectnode "$SEED"
				FabienUnsubmitted Not Done Inline Actions Dito. Fabien: Dito.

				# Wait for peer to be disconnected
				CONNECTED_TIMEOUT=5
				for TRIES in $(seq 1 $CONNECTED_TIMEOUT); do
				FabienUnsubmitted Not Done Inline Actions Dito. Fabien: Dito.
				CONNECTION_COUNT=$(${BITCOIN_CLI} getconnectioncount)
				if [ "$CONNECTION_COUNT" -eq 0 ]; then
				FabienUnsubmitted Not Done Inline Actions Dito. Fabien: Dito.
				break
				fi
				sleep 0.1
				done
				if [ "$CONNECTION_COUNT" -ne 0 ]; then
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				>&2 echo "Seed failed to disconnect. Something else could be wrong (check logs)."
				exit 30
				fi

				echo "$SEED"
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				else
				>&2 echo "Failed to connect to '$SEED'"
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				fi
				done