114 lines
3.8 KiB
Python
114 lines
3.8 KiB
Python
import os
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import asyncio
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from collections import defaultdict
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from typing import TYPE_CHECKING
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from aiohttp import web
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from electrum.util import log_exceptions, ignore_exceptions
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from electrum.logging import Logger
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from electrum.util import EventListener
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from electrum.lnaddr import lndecode
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if TYPE_CHECKING:
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from electrum.simple_config import SimpleConfig
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from electrum.wallet import Abstract_Wallet
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class SwapServer(Logger, EventListener):
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"""
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public API:
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- getpairs
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- createswap
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"""
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WWW_DIR = os.path.join(os.path.dirname(__file__), 'www')
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def __init__(self, config: 'SimpleConfig', wallet: 'Abstract_Wallet'):
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Logger.__init__(self)
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self.config = config
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self.wallet = wallet
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self.sm = self.wallet.lnworker.swap_manager
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self.port = self.config.SWAPSERVER_PORT
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self.register_callbacks() # eventlistener
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self.pending = defaultdict(asyncio.Event)
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self.pending_msg = {}
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@ignore_exceptions
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@log_exceptions
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async def run(self):
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while self.wallet.has_password() and self.wallet.get_unlocked_password() is None:
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self.logger.info("This wallet is password-protected. Please unlock it to start the swapserver plugin")
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await asyncio.sleep(10)
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app = web.Application()
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app.add_routes([web.get('/getpairs', self.get_pairs)])
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app.add_routes([web.post('/createswap', self.create_swap)])
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app.add_routes([web.post('/createnormalswap', self.create_normal_swap)])
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app.add_routes([web.post('/addswapinvoice', self.add_swap_invoice)])
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runner = web.AppRunner(app)
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await runner.setup()
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site = web.TCPSite(runner, host='localhost', port=self.port)
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await site.start()
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self.logger.info(f"running and listening on port {self.port}")
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async def get_pairs(self, r):
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sm = self.sm
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sm.init_pairs()
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pairs = {
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"info": [],
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"warnings": [],
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"htlcFirst": True,
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"pairs": {
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"BTC/BTC": {
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"rate": 1,
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"limits": {
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"maximal": sm._max_amount,
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"minimal": sm._min_amount,
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"maximalZeroConf": {
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"baseAsset": 0,
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"quoteAsset": 0
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}
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},
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"fees": {
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"percentage": sm.percentage,
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"minerFees": {
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"baseAsset": {
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"normal": sm.normal_fee,
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"reverse": {
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"claim": sm.claim_fee,
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"lockup": sm.lockup_fee
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}
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},
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"quoteAsset": {
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"normal": sm.normal_fee,
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"reverse": {
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"claim": sm.claim_fee,
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"lockup": sm.lockup_fee
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}
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}
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}
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}
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}
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}
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}
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return web.json_response(pairs)
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async def add_swap_invoice(self, r):
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request = await r.json()
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self.sm.server_add_swap_invoice(request)
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return web.json_response({})
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async def create_normal_swap(self, r):
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request = await r.json()
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response = self.sm.server_create_normal_swap(request)
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return web.json_response(response)
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async def create_swap(self, r):
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request = await r.json()
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response = self.sm.server_create_swap(request)
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return web.json_response(response)
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