Hush Full Node software. We were censored from Github, this is where all development happens now.
https://hush.is
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90 lines
3.0 KiB
90 lines
3.0 KiB
#!/usr/bin/perl
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# Copyright (c) 2016-2024 The Hush developers
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# Distributed under the GPLv3 software license, see the accompanying
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# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
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use warnings;
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use strict;
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# Generate checkpoint data for use in src/chainparams.cpp
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my $perday = 1152;
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my $cli = "./src/hush-cli";
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my $stride = shift || 1000;
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if ($stride =~ m/help/) {
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print "To generate checkpoint data every 1000 blocks: $0 &> checkpoints.txt\n";
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print "To generate checkpoint data every X blocks: $0 X &> checkpoints.txt\n";
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print "To generate checkpoint data every X blocks starting at height Y: $0 X Y &> checkpoints.txt\n";
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print "To generate checkpoint data every X blocks starting at height Y for -ac_name CHAIN: $0 X Y CHAIN &> checkpoints.txt\n";
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exit 0;
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}
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unless ($stride == int($stride) and $stride >= 0) {
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print "Invalid stride! Must be an integer > 0\n";
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exit 1;
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}
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my $start_height = shift || 0;
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unless ($start_height == int($start_height) and $start_height >= 0) {
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print "Invalid start_height! Must be an integer > 0\n";
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exit 1;
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}
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my $acname = shift;
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if ($acname) {
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# TODO: is acname valid?
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$cli .= " -ac_name=$acname";
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# HSC's by default have a blocktime of 60s
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$perday = 1440;
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# Dragonx has a blocktime of 36s
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$perday = 2400 if ($acname eq 'DRAGONX');
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} else {
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$acname = 'HUSH3';
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}
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my $gethash = "$cli getblockhash";
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my $count = 0;
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my $blocks = qx{$cli getblockcount};
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if($?) {
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print "ERROR, exiting...\n";
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exit 1;
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}
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my $prev = $blocks - $perday;
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my $last = 0;
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my $now = time();
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chomp($blocks);
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print "// Generated at $now via hush3 util/checkpoints.pl by Duke Leto\n";
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while (1) {
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$count++;
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my $block = $start_height + $stride*$count;
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if ($block > $blocks) {
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$last = $start_height + $stride*($count-1);
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#print "last checkpointed block=$last\n";
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last;
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}
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my $blockhash = qx{$gethash $block};
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chomp $blockhash;
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print qq{($block, uint256S("0x$blockhash"))\n};
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}
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my $time = qx{$cli getblock $last |grep time|cut -d: -f2| sed 's/,//g'};
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chomp($time);
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# TODO: This is Linux-only and assumes new (not legacy) dir
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my $line1 = qx{grep --text height=$prev ~/.hush/$acname/debug.log};
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my $line2 = qx{grep --text height=$blocks ~/.hush/$acname/debug.log};
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my $txs_per_day = 2 * $perday; # default estimate is 2 txs per block, on average
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my $total_txs = 0;
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#print "line1: $line1\n";
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#print "line2: $line2\n";
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# This will calculate the number of txs in the previous day to the last checkpointed block
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if ($line1 =~ m/tx=(\d+)/) {
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my $tx1 = $1; # number of txs in the block 1 day ago
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#print "prevblock has $tx1 txs\n";
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if ($line2 =~ m/tx=(\d+)/) {
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$total_txs = $1;
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# TODO: average of last N days might be better
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$txs_per_day = $total_txs - $tx1;
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}
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}
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print ",(int64_t) $time, // time of last checkpointed block\n";
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print "(int64_t) $total_txs, // total txs\n";
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print "(double) $txs_per_day // txs in the last day before block $blocks\n";
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