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84 lines
2.5 KiB
84 lines
2.5 KiB
3 years ago
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#!/usr/bin/env bash
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# Copyright (c) 2021 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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export LC_ALL=C
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TOPDIR=${TOPDIR:-$(git rev-parse --show-toplevel)}
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BUILDDIR=${BUILDDIR:-$TOPDIR}
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BINDIR=${BINDIR:-$BUILDDIR/src}
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BITCOIND=${BITCOIND:-$BINDIR/bitcoind}
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SHARE_EXAMPLES_DIR=${SHARE_EXAMPLES_DIR:-$TOPDIR/share/examples}
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EXAMPLE_CONF_FILE=${EXAMPLE_CONF_FILE:-$SHARE_EXAMPLES_DIR/bitcoin.conf}
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[ ! -x "$BITCOIND" ] && echo "$BITCOIND not found or not executable." && exit 1
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DIRTY=""
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VERSION_OUTPUT=$($BITCOIND --version)
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if [[ $VERSION_OUTPUT == *"dirty"* ]]; then
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DIRTY="${DIRTY}${BITCOIND}\n"
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fi
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if [ -n "$DIRTY" ]
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then
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echo -e "WARNING: $BITCOIND was built from a dirty tree.\n"
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echo -e "To safely generate a bitcoin.conf file, please commit your changes to $BITCOIND, rebuild, then run this script again.\n"
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fi
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echo 'Generating example bitcoin.conf file in share/examples/'
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# create the directory, if it doesn't exist
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mkdir -p "${SHARE_EXAMPLES_DIR}"
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# create the header text
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cat > "${EXAMPLE_CONF_FILE}" << 'EOF'
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##
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## bitcoin.conf configuration file.
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## Generated by contrib/devtools/gen-bitcoin-conf.sh.
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##
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## Lines beginning with # are comments.
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## All possible configuration options are provided. To use, copy this file
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## to your data directory (default or specified by -datadir), uncomment
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## options you would like to change, and save the file.
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##
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### Options
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EOF
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# parse the output from bitcoind --help
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# adding newlines is a bit funky to ensure portability for BSD
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# see here for more details: https://stackoverflow.com/a/24575385
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${BITCOIND} --help \
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| sed '1,/Print this help message and exit/d' \
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| sed -E 's/^[[:space:]]{2}\-/#/' \
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| sed -E 's/^[[:space:]]{7}/# /' \
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| sed -E '/[=[:space:]]/!s/#.*$/&=1/' \
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| awk '/^#[a-z]/{x=$0;next}{if (NF==0) print x"\n",x="";else print}' \
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| sed 's,\(^[[:upper:]].*\)\:$,\
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### \1,' \
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| sed 's/[[:space:]]*$//' >> "${EXAMPLE_CONF_FILE}"
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# create the footer text
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cat >> "${EXAMPLE_CONF_FILE}" << 'EOF'
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# [Sections]
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# Most options will apply to all networks. To confine an option to a specific
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# network, add it under the relevant section below.
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#
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# Note: If not specified under a network section, the options addnode, connect,
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# port, bind, rpcport, rpcbind, and wallet will only apply to mainnet.
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# Options for mainnet
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[main]
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# Options for testnet
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[test]
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# Options for signet
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[signet]
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# Options for regtest
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[regtest]
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EOF
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