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#!/usr/bin/env python3
# Copyright (C) 2019-2023 Algorand, Inc.
# This file is part of go-algorand
#
# go-algorand is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# go-algorand is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
#
###
#
# this is the script that runs on a node host started by runNodeHost.py
#
# takes one argument which is base64 encoded json
#
# args = {
# 'phonebook': 'host:port;...',
# 'npn': {'count': int},
# 'relay': {'count': int},
# 'pnode': {'count': int, 'keys':[...]},
# }
import base64
import glob
import json
import logging
import os
import shutil
import subprocess
import sys
import time
logger = logging.getLogger(__name__)
def run(args):
subprocess.run(args).check_returncode()
def setupDataPaths():
mr = subprocess.run(['mount'], capture_output=True)
mr.check_returncode()
mounts = mr.stdout.decode()
paths = []
datai = 0
for nvmelink in glob.glob('/dev/disk/by-id/nvme-Amazon_EC2_NVMe_Instance_Storage*'):
devname = os.path.realpath(nvmelink)
if devname in mounts:
continue
run(['sudo', 'mkfs.ext4', devname])
while True:
datapath = '/data{}'.format(datai)
if not os.path.exists(datapath):
break
else:
paths.append(datapath)
datai += 1
run(['sudo', 'mkdir', datapath])
run(['sudo', 'mount', devname, datapath])
run(['sudo', 'chown', '{}:{}'.format(os.geteuid(), os.getegid()), datapath])
# TODO: write to /etc/fstab?
paths.append(datapath)
while True:
datapath = '/data{}'.format(datai)
if not os.path.exists(datapath):
break
else:
paths.append(datapath)
datai += 1
if not paths:
paths = glob.glob('data?')
if not paths:
datapath = 'data0'
os.mkdir(datapath)
paths = [datapath]
return paths
# must be the same as runNodeHost.py
target_tarfile = 'runNodeHostPackage.tar.gz'
def main():
logging.basicConfig(filename='run.log', level=logging.DEBUG)
args = json.loads(base64.b64decode(sys.argv[1]))
logger.info('args: %s', json.dumps(args, indent=2))
phonebook = args.get('phonebook')
datapaths = setupDataPaths()
algod = os.path.realpath('algod')
algokey = os.path.realpath('algokey')
goal = os.path.realpath('goal')
if not os.access(algod, os.X_OK):
sys.stderr.write('{}: not executable\n'.format(algod))
return 1
genesis = os.path.realpath('genesis.json')
if not os.path.exists(genesis):
sys.stderr.write('missing {}'.format(genesis))
return 1
processes = []
npn = args.get('npn')
if npn:
for i in range(npn.get('count',0)):
name = 'npn{}'.format(i)
dp = datapaths[i % len(datapaths)]
datadir = os.path.join(dp, name)
os.makedirs(datadir, exist_ok=True)
shutil.copyfile('genesis.json', os.path.join(datadir, 'genesis.json'))
with open(os.path.join(datadir, 'config.json'), 'wt') as fout:
json.dump({'Version':16, 'GossipFanout':1, 'DNSBootstrapID':'', 'EnableProfiler':True, 'IncomingConnectionsLimit':0}, fout)
cmd = [algod, '-g', genesis, '-d', datadir]
if phonebook:
cmd += ['-p', phonebook]
algod_out = open(os.path.join(datadir, 'algod_out'), 'at')
algod_err = open(os.path.join(datadir, 'algod_err'), 'at')
proc = subprocess.Popen(cmd, cwd=datadir, stdout=algod_out, stderr=algod_err)
algod_out.close()
algod_err.close()
processes.append(proc)
# build participating nodes
partargs = args.get('part')
if partargs:
ip = 0
for privkey_b64, addr_b32 in partargs.get('keys'):
ip += 1
name = 'pn{}'.format(ip)
dp = datapaths[ip % len(datapaths)]
datadir = os.path.join(dp, name)
os.makedirs(datadir, exist_ok=True)
shutil.copyfile('genesis.json', os.path.join(datadir, 'genesis.json'))
with open(os.path.join(datadir, 'config.json'), 'wt') as fout:
json.dump({'Version':16, 'GossipFanout':1, 'DNSBootstrapID':'', 'EnableProfiler':True, 'IncomingConnectionsLimit':0}, fout)
cmd = [algod, '-g', genesis, '-d', datadir]
if phonebook:
cmd += ['-p', phonebook]
algod_out = open(os.path.join(datadir, 'algod_out'), 'at')
algod_err = open(os.path.join(datadir, 'algod_err'), 'at')
proc = subprocess.Popen(cmd, cwd=datadir, stdout=algod_out, stderr=algod_err)
algod_out.close()
algod_err.close()
processes.append(proc)
# wait for `goal node status` to show 'Sync Time: 0.0s' when catchup is done
while True:
time.sleep(5)
status = subprocess.run([goal, '-d', datadir, 'node', 'status'], capture_output=True)
status.check_returncode()
if 'Sync Time: 0.0s' in status.stdout.decode():
break
partkeypath = os.path.join(datadir, 'in.partkey')
subprocess.run([algokey, 'part', 'generate', '--first', '0', '--last', '300000', '--keyfile', partkeypath, '--parent', addr_b32]).check_returncode()
subprocess.run([goal, '-d', datadir, 'account', 'installpartkey', '--delete-input', '--partkey', partkeypath]).check_returncode()
online_txn = os.path.join(datadir, 'online.txn')
online_stxn = os.path.join(datadir, 'online.stxn')
subprocess.run([goal, '-d', datadir, 'account', 'changeonlinestatus', '-a', addr_b32, '--online', '-t', online_txn]).check_returncode()
pk_path = os.path.join(datadir, 'pk.pk')
priv_pub = base64.b64decode(privkey_b64)
priv = priv_pub[:32]
with open(pk_path, 'wb') as fout:
fout.write(priv)
subprocess.run([algokey, 'sign', '-k', pk_path, '-t', online_txn, '-o', online_stxn]).check_returncode()
subprocess.run([goal, '-d', datadir, 'clerk', 'rawsend', '-f', online_stxn]).check_returncode()
# TODO: run relays and participating nodes
return 0
if __name__ == '__main__':
sys.exit(main())
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