Host-customized fork of https://github.com/tecnovert/basicswap/
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# -*- coding: utf-8 -*-
# Copyright (c) 2019-2021 tecnovert
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# Distributed under the MIT software license, see the accompanying
# file LICENSE or http://www.opensource.org/licenses/mit-license.php.
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import os
import struct
import traceback
import threading
import http.client
import urllib.parse
from http.server import BaseHTTPRequestHandler, HTTPServer
from jinja2 import Environment, PackageLoader
from . import __version__
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from .util import (
dumpj,
format_timestamp,
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)
from .chainparams import (
chainparams,
Coins,
)
from .basicswap import (
SwapTypes,
strOfferState,
strBidState,
strTxState,
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getLockName,
SEQUENCE_LOCK_TIME,
ABS_LOCK_TIME,
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)
from .js_server import (
js_error,
js_wallets,
js_offers,
js_sentoffers,
js_bids,
js_sentbids,
js_network,
js_revokeoffer,
js_index,
)
from .ui import (
PAGE_LIMIT,
inputAmount,
describeBid,
getCoinType,
setCoinFilter,
get_data_entry,
have_data_entry,
)
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env = Environment(loader=PackageLoader('basicswap', 'templates'))
env.filters['formatts'] = format_timestamp
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def getCoinName(c):
if c == Coins.PART_ANON:
return chainparams[Coins.PART]['name'].capitalize() + 'Anon'
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return chainparams[c]['name'].capitalize()
def listAvailableCoins(swap_client):
coins = []
for k, v in swap_client.coin_clients.items():
if k not in chainparams:
continue
if v['connection_type'] == 'rpc':
coins.append((int(k), getCoinName(k)))
if k == Coins.PART:
pass
# TODO: Uncomment
# coins.append((int(Coins.PART_ANON), getCoinName(k)))
return coins
def extractDomain(url):
return url.split('://', 1)[1].split('/', 1)[0]
def listAvailableExplorers(swap_client):
explorers = []
for c in Coins:
if c not in chainparams:
continue
for i, e in enumerate(swap_client.coin_clients[c]['explorers']):
explorers.append(('{}_{}'.format(int(c), i), swap_client.coin_clients[c]['name'].capitalize() + ' - ' + extractDomain(e.base_url)))
return explorers
def listExplorerActions(swap_client):
actions = [('height', 'Chain Height'),
('block', 'Get Block'),
('tx', 'Get Transaction'),
('balance', 'Address Balance'),
('unspent', 'List Unspent')]
return actions
def html_content_start(title, h2=None, refresh=None):
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content = '<!DOCTYPE html><html lang="en">\n<head>' \
+ '<meta charset="UTF-8">' \
+ ('' if not refresh else '<meta http-equiv="refresh" content="{}">'.format(refresh)) \
+ '<title>' + title + '</title></head>\n' \
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+ '<body>'
if h2 is not None:
content += '<h2>' + h2 + '</h2>'
return content
class HttpHandler(BaseHTTPRequestHandler):
def page_info(self, info_str):
content = html_content_start('BasicSwap Info') \
+ '<p>Info: ' + info_str + '</p>' \
+ '<p><a href=\'/\'>home</a></p></body></html>'
return bytes(content, 'UTF-8')
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def page_error(self, error_str):
content = html_content_start('BasicSwap Error') \
+ '<p>Error: ' + error_str + '</p>' \
+ '<p><a href=\'/\'>home</a></p></body></html>'
return bytes(content, 'UTF-8')
def checkForm(self, post_string, name, messages):
if post_string == '':
return None
form_data = urllib.parse.parse_qs(post_string)
form_id = form_data[b'formid'][0].decode('utf-8')
if self.server.last_form_id.get(name, None) == form_id:
messages.append('Prevented double submit for form {}.'.format(form_id))
else:
self.server.last_form_id[name] = form_id
return form_data
def page_explorers(self, url_split, post_string):
swap_client = self.server.swap_client
result = None
explorer = -1
action = -1
messages = []
form_data = self.checkForm(post_string, 'explorers', messages)
if form_data:
explorer = form_data[b'explorer'][0].decode('utf-8')
action = form_data[b'action'][0].decode('utf-8')
args = '' if b'args' not in form_data else form_data[b'args'][0].decode('utf-8')
try:
c, e = explorer.split('_')
exp = swap_client.coin_clients[Coins(int(c))]['explorers'][int(e)]
if action == 'height':
result = str(exp.getChainHeight())
elif action == 'block':
result = dumpj(exp.getBlock(args))
elif action == 'tx':
result = dumpj(exp.getTransaction(args))
elif action == 'balance':
result = dumpj(exp.getBalance(args))
elif action == 'unspent':
result = dumpj(exp.lookupUnspentByAddress(args))
else:
result = 'Unknown action'
except Exception as ex:
result = str(ex)
template = env.get_template('explorers.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
explorers=listAvailableExplorers(swap_client),
explorer=explorer,
actions=listExplorerActions(swap_client),
action=action,
result=result,
form_id=os.urandom(8).hex(),
), 'UTF-8')
def page_rpc(self, url_split, post_string):
swap_client = self.server.swap_client
result = None
coin_type = -1
messages = []
form_data = self.checkForm(post_string, 'rpc', messages)
if form_data:
try:
coin_type = Coins(int(form_data[b'coin_type'][0]))
except Exception:
raise ValueError('Unknown Coin Type')
cmd = form_data[b'cmd'][0].decode('utf-8')
try:
result = cmd + '\n' + swap_client.callcoincli(coin_type, cmd)
except Exception as ex:
result = str(ex)
template = env.get_template('rpc.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
coins=listAvailableCoins(swap_client),
coin_type=coin_type,
result=result,
form_id=os.urandom(8).hex(),
), 'UTF-8')
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def page_active(self, url_split, post_string):
swap_client = self.server.swap_client
active_swaps = swap_client.listSwapsInProgress()
template = env.get_template('active.html')
return bytes(template.render(
title=self.server.title,
refresh=30,
h2=self.server.title,
active_swaps=[(s[0].hex(), s[1], strBidState(s[2]), strTxState(s[3]), strTxState(s[4])) for s in active_swaps],
), 'UTF-8')
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def page_wallets(self, url_split, post_string):
swap_client = self.server.swap_client
page_data = {}
messages = []
form_data = self.checkForm(post_string, 'wallets', messages)
if form_data:
for c in Coins:
if c not in chainparams:
continue
cid = str(int(c))
if bytes('newaddr_' + cid, 'utf-8') in form_data:
swap_client.cacheNewAddressForCoin(c)
elif bytes('reseed_' + cid, 'utf-8') in form_data:
try:
swap_client.reseedWallet(c)
messages.append('Reseed complete ' + str(c))
except Exception as ex:
messages.append('Reseed failed ' + str(ex))
elif bytes('withdraw_' + cid, 'utf-8') in form_data:
try:
value = form_data[bytes('amt_' + cid, 'utf-8')][0].decode('utf-8')
page_data['wd_value_' + cid] = value
except Exception as e:
messages.append('Error: Missing value')
try:
address = form_data[bytes('to_' + cid, 'utf-8')][0].decode('utf-8')
page_data['wd_address_' + cid] = address
except Exception as e:
messages.append('Error: Missing address')
subfee = True if bytes('subfee_' + cid, 'utf-8') in form_data else False
page_data['wd_subfee_' + cid] = subfee
if c == Coins.PART:
try:
type_from = form_data[bytes('withdraw_type_from_' + cid, 'utf-8')][0].decode('utf-8')
type_to = form_data[bytes('withdraw_type_to_' + cid, 'utf-8')][0].decode('utf-8')
page_data['wd_type_from_' + cid] = type_from
page_data['wd_type_to_' + cid] = type_to
except Exception as e:
messages.append('Error: Missing type')
if len(messages) == 0:
ci = swap_client.ci(c)
ticker = ci.ticker()
if c == Coins.PART:
try:
txid = swap_client.withdrawParticl(type_from, type_to, value, address, subfee)
messages.append('Withdrew {} {} ({} to {}) to address {}<br/>In txid: {}'.format(value, ticker, type_from, type_to, address, txid))
except Exception as e:
messages.append('Error: {}'.format(str(e)))
else:
try:
txid = swap_client.withdrawCoin(c, value, address, subfee)
messages.append('Withdrew {} {} to address {}<br/>In txid: {}'.format(value, ticker, address, txid))
except Exception as e:
messages.append('Error: {}'.format(str(e)))
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wallets = swap_client.getWalletsInfo()
wallets_formatted = []
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for k, w in wallets.items():
if 'error' in w:
wallets_formatted.append({
'cid': str(int(k)),
'error': w['error']
})
continue
ci = swap_client.ci(k)
fee_rate, fee_src = swap_client.getFeeRateForCoin(k)
est_fee = swap_client.estimateWithdrawFee(k, fee_rate)
cid = str(int(k))
wf = {
'name': w['name'],
'version': w['version'],
'cid': cid,
'fee_rate': ci.format_amount(int(fee_rate * ci.COIN())),
'fee_rate_src': fee_src,
'est_fee': 'Unknown' if est_fee is None else ci.format_amount(int(est_fee * ci.COIN())),
'balance': w['balance'],
'blocks': w['blocks'],
'synced': w['synced'],
'deposit_address': w['deposit_address'],
'expected_seed': w['expected_seed'],
'balance_all': float(w['balance']) + float(w['unconfirmed']),
}
if float(w['unconfirmed']) > 0.0:
wf['unconfirmed'] = w['unconfirmed']
if k == Coins.PART:
wf['blind_balance'] = w['blind_balance']
if float(w['blind_unconfirmed']) > 0.0:
wf['blind_unconfirmed'] = w['blind_unconfirmed']
wf['anon_balance'] = w['anon_balance']
if float(w['anon_pending']) > 0.0:
wf['anon_pending'] = w['anon_pending']
if 'wd_type_from_' + cid in page_data:
wf['wd_type_from'] = page_data['wd_type_from_' + cid]
if 'wd_type_to_' + cid in page_data:
wf['wd_type_to'] = page_data['wd_type_to_' + cid]
if 'wd_value_' + cid in page_data:
wf['wd_value'] = page_data['wd_value_' + cid]
if 'wd_address_' + cid in page_data:
wf['wd_address'] = page_data['wd_address_' + cid]
if 'wd_subfee_' + cid in page_data:
wf['wd_subfee'] = page_data['wd_subfee_' + cid]
wallets_formatted.append(wf)
template = env.get_template('wallets.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
messages=messages,
wallets=wallets_formatted,
form_id=os.urandom(8).hex(),
), 'UTF-8')
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def page_settings(self, url_split, post_string):
swap_client = self.server.swap_client
messages = []
form_data = self.checkForm(post_string, 'settings', messages)
if form_data:
for name, c in swap_client.settings['chainclients'].items():
if bytes('apply_' + name, 'utf-8') in form_data:
data = {'lookups': form_data[bytes('lookups_' + name, 'utf-8')][0].decode('utf-8')}
if name == 'monero':
data['fee_priority'] = int(form_data[bytes('fee_priority_' + name, 'utf-8')][0])
else:
data['conf_target'] = int(form_data[bytes('conf_target_' + name, 'utf-8')][0])
if swap_client.editSettings(name, data) is True:
messages.append('Settings applied.')
elif bytes('enable_' + name, 'utf-8') in form_data:
swap_client.enableCoin(name)
messages.append(name.capitalize() + ' enabled, shutting down.')
swap_client.stopRunning()
elif bytes('disable_' + name, 'utf-8') in form_data:
swap_client.disableCoin(name)
messages.append(name.capitalize() + ' disabled, shutting down.')
swap_client.stopRunning()
chains_formatted = []
for name, c in swap_client.settings['chainclients'].items():
chains_formatted.append({
'name': name,
'lookups': c.get('chain_lookups', 'local'),
'manage_daemon': c.get('manage_daemon', 'Unknown'),
'connection_type': c.get('connection_type', 'Unknown'),
})
if name == 'monero':
chains_formatted[-1]['fee_priority'] = c.get('fee_priority', 0)
chains_formatted[-1]['manage_wallet_daemon'] = c.get('manage_wallet_daemon', 'Unknown')
else:
chains_formatted[-1]['conf_target'] = c.get('conf_target', 2)
if name != 'particl':
if c.get('connection_type', 'Unknown') == 'none':
if 'connection_type_prev' in c:
chains_formatted[-1]['can_reenable'] = True
else:
chains_formatted[-1]['can_disable'] = True
template = env.get_template('settings.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
messages=messages,
chains=chains_formatted,
form_id=os.urandom(8).hex(),
), 'UTF-8')
def parseOfferFormData(self, form_data, page_data):
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swap_client = self.server.swap_client
errors = []
parsed_data = {}
if have_data_entry(form_data, 'addr_from'):
page_data['addr_from'] = get_data_entry(form_data, 'addr_from')
parsed_data['addr_from'] = None if page_data['addr_from'] == '-1' else page_data['addr_from']
else:
parsed_data['addr_from'] = None
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try:
page_data['coin_from'] = getCoinType(get_data_entry(form_data, 'coin_from'))
coin_from = Coins(page_data['coin_from'])
ci_from = swap_client.ci(coin_from)
if coin_from != Coins.XMR:
page_data['fee_from_conf'] = ci_from._conf_target # Set default value
parsed_data['coin_from'] = coin_from
except Exception:
errors.append('Unknown Coin From')
try:
page_data['coin_to'] = getCoinType(get_data_entry(form_data, 'coin_to'))
coin_to = Coins(page_data['coin_to'])
ci_to = swap_client.ci(coin_to)
if coin_to != Coins.XMR:
page_data['fee_to_conf'] = ci_to._conf_target # Set default value
parsed_data['coin_to'] = coin_to
except Exception:
errors.append('Unknown Coin To')
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if parsed_data['coin_to'] in (Coins.XMR, Coins.PART_ANON):
page_data['swap_style'] = 'xmr'
else:
page_data['swap_style'] = 'atomic'
try:
page_data['amt_from'] = get_data_entry(form_data, 'amt_from')
parsed_data['amt_from'] = inputAmount(page_data['amt_from'], ci_from)
parsed_data['min_bid'] = int(parsed_data['amt_from'])
except Exception:
errors.append('Amount From')
try:
page_data['amt_to'] = get_data_entry(form_data, 'amt_to')
parsed_data['amt_to'] = inputAmount(page_data['amt_to'], ci_to)
except Exception:
errors.append('Amount To')
if 'amt_to' in parsed_data and 'amt_from' in parsed_data:
parsed_data['rate'] = ci_from.make_int(parsed_data['amt_to'] / parsed_data['amt_from'], r=1)
if b'step1' in form_data:
if len(errors) == 0 and b'continue' in form_data:
page_data['step2'] = True
return parsed_data, errors
page_data['step2'] = True
if have_data_entry(form_data, 'fee_from_conf'):
page_data['fee_from_conf'] = int(get_data_entry(form_data, 'fee_from_conf'))
parsed_data['fee_from_conf'] = page_data['fee_from_conf']
if have_data_entry(form_data, 'fee_from_extra'):
page_data['fee_from_extra'] = int(get_data_entry(form_data, 'fee_from_extra'))
parsed_data['fee_from_extra'] = page_data['fee_from_extra']
if have_data_entry(form_data, 'fee_to_conf'):
page_data['fee_to_conf'] = int(get_data_entry(form_data, 'fee_to_conf'))
parsed_data['fee_to_conf'] = page_data['fee_to_conf']
if have_data_entry(form_data, 'fee_to_extra'):
page_data['fee_to_extra'] = int(get_data_entry(form_data, 'fee_to_extra'))
parsed_data['fee_to_extra'] = page_data['fee_to_extra']
if have_data_entry(form_data, 'check_offer'):
page_data['check_offer'] = True
if have_data_entry(form_data, 'submit_offer'):
page_data['submit_offer'] = True
if have_data_entry(form_data, 'lockhrs'):
page_data['lockhrs'] = int(get_data_entry(form_data, 'lockhrs'))
parsed_data['lock_seconds'] = page_data['lockhrs'] * 60 * 60
elif have_data_entry(form_data, 'lockseconds'):
parsed_data['lock_seconds'] = int(get_data_entry(form_data, 'lockseconds'))
if have_data_entry(form_data, 'validhrs'):
page_data['validhrs'] = int(get_data_entry(form_data, 'validhrs'))
parsed_data['valid_for_seconds'] = page_data['validhrs'] * 60 * 60
elif have_data_entry(form_data, 'valid_for_seconds'):
parsed_data['valid_for_seconds'] = int(get_data_entry(form_data, 'valid_for_seconds'))
page_data['autoaccept'] = True if have_data_entry(form_data, 'autoaccept') else False
parsed_data['autoaccept'] = page_data['autoaccept']
try:
if len(errors) == 0 and page_data['swap_style'] == 'xmr':
if have_data_entry(form_data, 'fee_rate_from'):
page_data['from_fee_override'] = get_data_entry(form_data, 'fee_rate_from')
parsed_data['from_fee_override'] = page_data['from_fee_override']
else:
from_fee_override, page_data['from_fee_src'] = swap_client.getFeeRateForCoin(parsed_data['coin_from'], page_data['fee_from_conf'])
if page_data['fee_from_extra'] > 0:
from_fee_override += from_fee_override * (float(page_data['fee_from_extra']) / 100.0)
page_data['from_fee_override'] = ci_from.format_amount(ci_from.make_int(from_fee_override, r=1))
parsed_data['from_fee_override'] = page_data['from_fee_override']
lock_spend_tx_vsize = ci_from.xmr_swap_alock_spend_tx_vsize()
lock_spend_tx_fee = ci_from.make_int(ci_from.make_int(from_fee_override, r=1) * lock_spend_tx_vsize / 1000, r=1)
page_data['amt_from_lock_spend_tx_fee'] = ci_from.format_amount(lock_spend_tx_fee // ci_from.COIN())
page_data['tla_from'] = ci_from.ticker()
if coin_to == Coins.XMR:
if have_data_entry(form_data, 'fee_rate_to'):
page_data['to_fee_override'] = get_data_entry(form_data, 'fee_rate_to')
parsed_data['to_fee_override'] = page_data['to_fee_override']
else:
to_fee_override, page_data['to_fee_src'] = swap_client.getFeeRateForCoin(parsed_data['coin_to'], page_data['fee_to_conf'])
if page_data['fee_to_extra'] > 0:
to_fee_override += to_fee_override * (float(page_data['fee_to_extra']) / 100.0)
page_data['to_fee_override'] = ci_to.format_amount(ci_to.make_int(to_fee_override, r=1))
parsed_data['to_fee_override'] = page_data['to_fee_override']
except Exception as e:
print('Error setting fee', str(e)) # Expected if missing fields
return parsed_data, errors
def postNewOfferFromParsed(self, parsed_data):
swap_client = self.server.swap_client
swap_type = SwapTypes.SELLER_FIRST
if parsed_data['coin_to'] in (Coins.XMR, Coins.PART_ANON):
swap_type = SwapTypes.XMR_SWAP
if swap_client.coin_clients[parsed_data['coin_from']]['use_csv'] and swap_client.coin_clients[parsed_data['coin_to']]['use_csv']:
lock_type = SEQUENCE_LOCK_TIME
else:
lock_type = ABS_LOCK_TIME
extra_options = {}
if 'fee_from_conf' in parsed_data:
extra_options['from_fee_conf_target'] = parsed_data['fee_from_conf']
if 'from_fee_multiplier_percent' in parsed_data:
extra_options['from_fee_multiplier_percent'] = parsed_data['fee_from_extra']
if 'from_fee_override' in parsed_data:
extra_options['from_fee_override'] = parsed_data['from_fee_override']
if 'fee_to_conf' in parsed_data:
extra_options['to_fee_conf_target'] = parsed_data['fee_to_conf']
if 'to_fee_multiplier_percent' in parsed_data:
extra_options['to_fee_multiplier_percent'] = parsed_data['fee_to_extra']
if 'to_fee_override' in parsed_data:
extra_options['to_fee_override'] = parsed_data['to_fee_override']
if 'valid_for_seconds' in parsed_data:
extra_options['valid_for_seconds'] = parsed_data['valid_for_seconds']
offer_id = swap_client.postOffer(
parsed_data['coin_from'],
parsed_data['coin_to'],
parsed_data['amt_from'],
parsed_data['rate'],
parsed_data['min_bid'],
swap_type,
lock_type=lock_type,
lock_value=parsed_data['lock_seconds'],
auto_accept_bids=parsed_data['autoaccept'],
addr_send_from=parsed_data['addr_from'],
extra_options=extra_options)
return offer_id
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def postNewOffer(self, form_data):
page_data = {}
parsed_data, errors = self.parseOfferFormData(form_data, page_data)
if len(errors) > 0:
raise ValueError('Parse errors: ' + ' '.join(errors))
return self.postNewOfferFromParsed(parsed_data)
def page_newoffer(self, url_split, post_string):
swap_client = self.server.swap_client
messages = []
page_data = {
# Set defaults
'fee_from_conf': 2,
'fee_to_conf': 2,
'validhrs': 1,
'lockhrs': 32,
'autoaccept': True
}
form_data = self.checkForm(post_string, 'newoffer', messages)
if form_data:
try:
parsed_data, errors = self.parseOfferFormData(form_data, page_data)
for e in errors:
messages.append('Error: {}'.format(str(e)))
except Exception as e:
messages.append('Error: {}'.format(str(e)))
if len(messages) == 0 and 'submit_offer' in page_data:
try:
offer_id = self.postNewOfferFromParsed(parsed_data)
messages.append('<a href="/offer/' + offer_id.hex() + '">Sent Offer {}</a>'.format(offer_id.hex()))
page_data = {}
except Exception as e:
messages.append('Error: {}'.format(str(e)))
if len(messages) == 0 and 'check_offer' in page_data:
template = env.get_template('offer_confirm.html')
elif 'step2' in page_data:
template = env.get_template('offer_new_2.html')
else:
template = env.get_template('offer_new_1.html')
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return bytes(template.render(
title=self.server.title,
h2=self.server.title,
messages=messages,
coins=listAvailableCoins(swap_client),
addrs=swap_client.listSmsgAddresses('offer'),
data=page_data,
form_id=os.urandom(8).hex(),
), 'UTF-8')
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def page_offer(self, url_split, post_string):
assert(len(url_split) > 2), 'Offer ID not specified'
try:
offer_id = bytes.fromhex(url_split[2])
assert(len(offer_id) == 28)
except Exception:
raise ValueError('Bad offer ID')
swap_client = self.server.swap_client
offer, xmr_offer = swap_client.getXmrOffer(offer_id)
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assert(offer), 'Unknown offer ID'
extend_data = { # Defaults
'nb_validmins': 10,
}
messages = []
sent_bid_id = None
show_bid_form = None
form_data = self.checkForm(post_string, 'offer', messages)
if form_data:
if b'revoke_offer' in form_data:
try:
swap_client.revokeOffer(offer_id)
messages.append('Offer revoked')
except Exception as ex:
messages.append('Revoke offer failed: ' + str(ex))
elif b'newbid' in form_data:
show_bid_form = True
elif b'sendbid' in form_data:
try:
addr_from = form_data[b'addr_from'][0].decode('utf-8')
extend_data['nb_addr_from'] = addr_from
if addr_from == '-1':
addr_from = None
minutes_valid = int(form_data[b'validmins'][0].decode('utf-8'))
extend_data['nb_validmins'] = minutes_valid
extra_options = {
'valid_for_seconds': minutes_valid * 60,
}
sent_bid_id = swap_client.postBid(offer_id, offer.amount_from, addr_send_from=addr_from, extra_options=extra_options).hex()
except Exception as ex:
messages.append('Error: Send bid failed: ' + str(ex))
show_bid_form = True
6 years ago
ci_from = swap_client.ci(Coins(offer.coin_from))
ci_to = swap_client.ci(Coins(offer.coin_to))
data = {
'tla_from': ci_from.ticker(),
'tla_to': ci_to.ticker(),
'state': strOfferState(offer.state),
'coin_from': ci_from.coin_name(),
'coin_to': ci_to.coin_name(),
'amt_from': ci_from.format_amount(offer.amount_from),
'amt_to': ci_to.format_amount((offer.amount_from * offer.rate) // ci_from.COIN()),
'rate': ci_to.format_amount(offer.rate),
'lock_type': getLockName(offer.lock_type),
'lock_value': offer.lock_value,
'addr_from': offer.addr_from,
'created_at': offer.created_at,
'expired_at': offer.expire_at,
'sent': 'True' if offer.was_sent else 'False',
'was_revoked': 'True' if offer.active_ind == 2 else 'False',
'show_bid_form': show_bid_form,
}
data.update(extend_data)
6 years ago
if xmr_offer:
int_fee_rate_now, fee_source = ci_from.get_fee_rate()
data['xmr_type'] = True
data['a_fee_rate'] = ci_from.format_amount(xmr_offer.a_fee_rate)
data['a_fee_rate_verify'] = ci_from.format_amount(int_fee_rate_now, conv_int=True)
data['a_fee_rate_verify_src'] = fee_source
data['a_fee_warn'] = xmr_offer.a_fee_rate < int_fee_rate_now
lock_spend_tx_vsize = ci_from.xmr_swap_alock_spend_tx_vsize()
lock_spend_tx_fee = ci_from.make_int(xmr_offer.a_fee_rate * lock_spend_tx_vsize / 1000, r=1)
data['amt_from_lock_spend_tx_fee'] = ci_from.format_amount(lock_spend_tx_fee // ci_from.COIN())
6 years ago
if offer.was_sent:
data['auto_accept'] = 'True' if offer.auto_accept_bids else 'False'
6 years ago
bids = swap_client.listBids(offer_id=offer_id)
template = env.get_template('offer.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
offer_id=offer_id.hex(),
sent_bid_id=sent_bid_id,
messages=messages,
data=data,
bids=[(b[2].hex(), ci_from.format_amount(b[4]), strBidState(b[5]), strTxState(b[7]), strTxState(b[8])) for b in bids],
addrs=None if show_bid_form is None else swap_client.listSmsgAddresses('bid'),
form_id=os.urandom(8).hex(),
), 'UTF-8')
6 years ago
def page_offers(self, url_split, post_string, sent=False):
6 years ago
swap_client = self.server.swap_client
filters = {
'coin_from': -1,
'coin_to': -1,
'page_no': 1,
'limit': PAGE_LIMIT,
'sort_by': 'created_at',
'sort_dir': 'desc',
}
messages = []
form_data = self.checkForm(post_string, 'offers', messages)
if form_data and b'applyfilters' in form_data:
filters['coin_from'] = setCoinFilter(form_data, 'coin_from')
filters['coin_to'] = setCoinFilter(form_data, 'coin_to')
if b'sort_by' in form_data:
sort_by = form_data[b'sort_by'][0].decode('utf-8')
assert(sort_by in ['created_at', 'rate']), 'Invalid sort by'
filters['sort_by'] = sort_by
if b'sort_dir' in form_data:
sort_dir = form_data[b'sort_dir'][0].decode('utf-8')
assert(sort_dir in ['asc', 'desc']), 'Invalid sort dir'
filters['sort_dir'] = sort_dir
if form_data and b'pageback' in form_data:
filters['page_no'] = int(form_data[b'pageno'][0]) - 1
if filters['page_no'] < 1:
filters['page_no'] = 1
elif form_data and b'pageforwards' in form_data:
filters['page_no'] = int(form_data[b'pageno'][0]) + 1
if filters['page_no'] > 1:
filters['offset'] = (filters['page_no'] - 1) * PAGE_LIMIT
offers = swap_client.listOffers(sent, filters)
6 years ago
formatted_offers = []
for o in offers:
ci_from = swap_client.ci(Coins(o.coin_from))
ci_to = swap_client.ci(Coins(o.coin_to))
formatted_offers.append((
format_timestamp(o.created_at),
o.offer_id.hex(),
ci_from.coin_name(), ci_to.coin_name(),
ci_from.format_amount(o.amount_from),
ci_to.format_amount((o.amount_from * o.rate) // ci_from.COIN()),
ci_to.format_amount(o.rate)))
template = env.get_template('offers.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
page_type='Sent' if sent else 'Received',
coins=listAvailableCoins(swap_client),
messages=messages,
filters=filters,
offers=formatted_offers,
form_id=os.urandom(8).hex(),
), 'UTF-8')
6 years ago
def page_advance(self, url_split, post_string):
assert(len(url_split) > 2), 'Bid ID not specified'
try:
bid_id = bytes.fromhex(url_split[2])
assert(len(bid_id) == 28)
except Exception:
raise ValueError('Bad bid ID')
swap_client = self.server.swap_client
template = env.get_template('advance.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
bid_id=bid_id.hex(),
), 'UTF-8')
6 years ago
def page_bid(self, url_split, post_string):
assert(len(url_split) > 2), 'Bid ID not specified'
try:
bid_id = bytes.fromhex(url_split[2])
assert(len(bid_id) == 28)
except Exception:
raise ValueError('Bad bid ID')
swap_client = self.server.swap_client
messages = []
6 years ago
show_txns = False
edit_bid = False
view_tx_ind = None
form_data = self.checkForm(post_string, 'bid', messages)
if form_data:
if b'abandon_bid' in form_data:
try:
swap_client.abandonBid(bid_id)
messages.append('Bid abandoned')
except Exception as ex:
messages.append('Abandon failed ' + str(ex))
elif b'accept_bid' in form_data:
try:
swap_client.acceptBid(bid_id)
messages.append('Bid accepted')
except Exception as ex:
messages.append('Accept failed ' + str(ex))
elif b'show_txns' in form_data:
show_txns = True
elif b'edit_bid' in form_data:
edit_bid = True
elif b'edit_bid_submit' in form_data:
data = {
'bid_state': int(form_data[b'new_state'][0])
}
try:
swap_client.manualBidUpdate(bid_id, data)
messages.append('Bid edited')
except Exception as ex:
messages.append('Edit failed ' + str(ex))
elif b'view_tx_submit' in form_data:
show_txns = True
view_tx_ind = form_data[b'view_tx'][0].decode('utf-8')
6 years ago
bid, xmr_swap, offer, xmr_offer, events = swap_client.getXmrBidAndOffer(bid_id)
6 years ago
assert(bid), 'Unknown bid ID'
data = describeBid(swap_client, bid, xmr_swap, offer, xmr_offer, events, edit_bid, show_txns, view_tx_ind)
6 years ago
if bid.debug_ind is not None and bid.debug_ind > 0:
messages.append('Debug flag set: {}'.format(bid.debug_ind))
old_states = []
6 years ago
num_states = len(bid.states) // 12
for i in range(num_states):
up = struct.unpack_from('<iq', bid.states[i * 12:(i + 1) * 12])
old_states.append((up[1], 'Bid ' + strBidState(up[0])))
if bid.initiate_tx and bid.initiate_tx.states is not None:
num_states = len(bid.initiate_tx.states) // 12
6 years ago
for i in range(num_states):
up = struct.unpack_from('<iq', bid.initiate_tx.states[i * 12:(i + 1) * 12])
old_states.append((up[1], 'ITX ' + strTxState(up[0])))
if bid.participate_tx and bid.participate_tx.states is not None:
num_states = len(bid.participate_tx.states) // 12
6 years ago
for i in range(num_states):
up = struct.unpack_from('<iq', bid.participate_tx.states[i * 12:(i + 1) * 12])
old_states.append((up[1], 'PTX ' + strTxState(up[0])))
if len(old_states) > 0:
old_states.sort(key=lambda x: x[0])
6 years ago
template = env.get_template('bid_xmr.html') if offer.swap_type == SwapTypes.XMR_SWAP else env.get_template('bid.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
bid_id=bid_id.hex(),
messages=messages,
data=data,
edit_bid=edit_bid,
form_id=os.urandom(8).hex(),
old_states=old_states,
), 'UTF-8')
6 years ago
def page_bids(self, url_split, post_string, sent=False):
swap_client = self.server.swap_client
bids = swap_client.listBids(sent=sent)
template = env.get_template('bids.html')
return bytes(template.render(
title=self.server.title,
h2=self.server.title,
page_type='Sent' if sent else 'Received',
bids=[(format_timestamp(b[0]),
b[2].hex(), b[3].hex(), strBidState(b[5]), strTxState(b[7]), strTxState(b[8])) for b in bids],
), 'UTF-8')
6 years ago
def page_watched(self, url_split, post_string):
swap_client = self.server.swap_client
watched_outputs, last_scanned = swap_client.listWatchedOutputs()
template = env.get_template('watched.html')
return bytes(template.render(
title=self.server.title,
refresh=30,
h2=self.server.title,
last_scanned=[(getCoinName(ls[0]), ls[1]) for ls in last_scanned],
watched_outputs=[(wo[1].hex(), getCoinName(wo[0]), wo[2], wo[3], int(wo[4])) for wo in watched_outputs],
), 'UTF-8')
6 years ago
def page_shutdown(self, url_split, post_string):
swap_client = self.server.swap_client
swap_client.stopRunning()
return self.page_info('Shutting down')
6 years ago
def page_index(self, url_split):
swap_client = self.server.swap_client
summary = swap_client.getSummary()
template = env.get_template('index.html')
return bytes(template.render(
title=self.server.title,
refresh=30,
h2=self.server.title,
version=__version__,
summary=summary
), 'UTF-8')
6 years ago
def page_404(self, url_split):
template = env.get_template('404.html')
return bytes(template.render(
title=self.server.title,
), 'UTF-8')
6 years ago
def putHeaders(self, status_code, content_type):
self.send_response(status_code)
if self.server.allow_cors:
self.send_header('Access-Control-Allow-Origin', '*')
self.send_header('Content-Type', content_type)
6 years ago
self.end_headers()
def handle_http(self, status_code, path, post_string='', is_json=False):
6 years ago
url_split = self.path.split('/')
if len(url_split) > 1 and url_split[1] == 'json':
try:
self.putHeaders(status_code, 'text/plain')
func = js_index
6 years ago
if len(url_split) > 2:
func = {'wallets': js_wallets,
'offers': js_offers,
'sentoffers': js_sentoffers,
'bids': js_bids,
'sentbids': js_sentbids,
'network': js_network,
'revokeoffer': js_revokeoffer,
}.get(url_split[2], js_index)
return func(self, url_split, post_string, is_json)
except Exception as ex:
if self.server.swap_client.debug is True:
traceback.print_exc()
return js_error(self, str(ex))
if len(url_split) > 1 and url_split[1] == 'static':
try:
static_path = os.path.join(os.path.dirname(__file__), 'static')
if url_split[2] == 'favicon-32.png':
self.putHeaders(status_code, 'image/png')
with open(os.path.join(static_path, 'favicon-32.png'), 'rb') as fp:
return fp.read()
elif url_split[2] == 'style.css':
self.putHeaders(status_code, 'text/css')
with open(os.path.join(static_path, 'style.css'), 'rb') as fp:
return fp.read()
else:
self.putHeaders(status_code, 'text/html')
return self.page_404(url_split)
except Exception as ex:
self.putHeaders(status_code, 'text/html')
if self.server.swap_client.debug is True:
traceback.print_exc()
return self.page_error(str(ex))
6 years ago
try:
self.putHeaders(status_code, 'text/html')
if len(url_split) > 1:
if url_split[1] == 'active':
return self.page_active(url_split, post_string)
if url_split[1] == 'wallets':
return self.page_wallets(url_split, post_string)
if url_split[1] == 'settings':
return self.page_settings(url_split, post_string)
if url_split[1] == 'rpc':
return self.page_rpc(url_split, post_string)
if url_split[1] == 'explorers':
return self.page_explorers(url_split, post_string)
6 years ago
if url_split[1] == 'offer':
return self.page_offer(url_split, post_string)
if url_split[1] == 'offers':
return self.page_offers(url_split, post_string)
6 years ago
if url_split[1] == 'newoffer':
return self.page_newoffer(url_split, post_string)
if url_split[1] == 'sentoffers':
return self.page_offers(url_split, post_string, sent=True)
if url_split[1] == 'advance':
return self.page_advance(url_split, post_string)
6 years ago
if url_split[1] == 'bid':
return self.page_bid(url_split, post_string)
if url_split[1] == 'bids':
return self.page_bids(url_split, post_string)
if url_split[1] == 'sentbids':
return self.page_bids(url_split, post_string, sent=True)
if url_split[1] == 'watched':
return self.page_watched(url_split, post_string)
if url_split[1] == 'shutdown':
return self.page_shutdown(url_split, post_string)
6 years ago
return self.page_index(url_split)
except Exception as ex:
if self.server.swap_client.debug is True:
traceback.print_exc()
return self.page_error(str(ex))
6 years ago
def do_GET(self):
response = self.handle_http(200, self.path)
self.wfile.write(response)
def do_POST(self):
post_string = self.rfile.read(int(self.headers.get('Content-Length')))
is_json = True if 'json' in self.headers.get('Content-Type', '') else False
response = self.handle_http(200, self.path, post_string, is_json)
6 years ago
self.wfile.write(response)
def do_HEAD(self):
self.putHeaders(200, 'text/html')
def do_OPTIONS(self):
self.send_response(200, 'ok')
if self.server.allow_cors:
self.send_header('Access-Control-Allow-Origin', '*')
self.send_header('Access-Control-Allow-Headers', '*')
self.end_headers()
class HttpThread(threading.Thread, HTTPServer):
def __init__(self, fp, host_name, port_no, allow_cors, swap_client):
threading.Thread.__init__(self)
self.stop_event = threading.Event()
self.fp = fp
self.host_name = host_name
self.port_no = port_no
self.allow_cors = allow_cors
self.swap_client = swap_client
self.title = 'BasicSwap, ' + self.swap_client.chain
6 years ago
self.last_form_id = dict()
self.timeout = 60
HTTPServer.__init__(self, (self.host_name, self.port_no), HttpHandler)
def stop(self):
self.stop_event.set()
# Send fake request
conn = http.client.HTTPConnection(self.host_name, self.port_no)
conn.connect()
conn.request('GET', '/none')
response = conn.getresponse()
data = response.read()
conn.close()
def stopped(self):
return self.stop_event.is_set()
def serve_forever(self):
while not self.stopped():
self.handle_request()
self.socket.close()
def run(self):
self.serve_forever()