ts - coinos-server.git - coinos server — legacy coinos.io backend (Lightning, on-chain, Liquid)

about summary refs log tree commit diff stats

diff options

author	Adam Soltys <[email protected]>	2024-09-03 15:22:13 -0700
committer	Adam Soltys <[email protected]>	2024-09-03 15:22:13 -0700
commit	53b4db29cda68a83e9911f163454e158cbbb817f (patch)
tree	88dc73c3c60770297579926e65f8162c8c4e2fd1 /node_modules/jade/lib/nodes
parent	9a6f65bed50345382e1af6b61b7e02de4dd61825 (diff)
download	coinos-server-53b4db29cda68a83e9911f163454e158cbbb817f.tar.gz coinos-server-53b4db29cda68a83e9911f163454e158cbbb817f.zip

Diffstat (limited to 'node_modules/jade/lib/nodes')

0 files changed, 0 insertions, 0 deletions

ef='#n123'>123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378

const reverse = require("buffer-reverse");
const zmq = require("zeromq/v5-compat");
const { Op } = require("sequelize");
const { fromBase58 } = require("bip32");
const bitcoin = require("bitcoinjs-lib");
const { Block, networks, Transaction } = require("liquidjs-lib");
const wretch = require("wretch");
const fetch = require("node-fetch");
wretch().polyfills({ fetch });

const network =
  networks[
    config.liquid.network === "mainnet" ? "liquid" : config.liquid.network
  ];

const getAccount = async (params, transaction) => {
  let account = await db.Account.findOne({
    where: params,
    lock: transaction.LOCK.UPDATE,
    transaction
  });

  if (account) {
    l.info("found account", params, account.asset, account.id);
    return account;
  }

  let { asset } = params;
  let name = asset.substr(0, 6);
  let domain = "";
  let ticker = asset.substr(0, 3).toUpperCase();
  let precision = 8;

  const assets = app.get("assets");

  if (assets[asset]) {
    ({ domain, ticker, precision, name } = assets[asset]);
  } else {
    const existing = await db.Account.findOne({
      where: {
        asset
      },
      order: [["id", "ASC"]],
      limit: 1,
      lock: transaction.LOCK.UPDATE,
      transaction
    });

    if (existing) {
      l.info("existing", existing.id);
      ({ domain, ticker, precision, name } = existing);
    }
  }

  params = { ...params, ...{ domain, ticker, precision, name } };
  params.balance = 0;
  params.network = "liquid";
  return db.Account.create(params, { transaction });
};

const zmqRawBlock = zmq.socket("sub");
zmqRawBlock.connect(config.liquid.zmqrawblock);
zmqRawBlock.subscribe("rawblock");

const zmqRawTx = zmq.socket("sub");
zmqRawTx.connect(config.liquid.zmqrawtx);
zmqRawTx.subscribe("rawtx");

const queue = {};
const seen = [];

zmqRawTx.on("message", async (topic, message, sequence) => {
  const hex = message.toString("hex");

  let unblinded, tx, blinded, txid;
  try {
    txid = Transaction.fromHex(hex).getId();
    if (seen.includes(txid) || payments.includes(txid)) return;
    seen.push(txid);
    if (seen.length > 5000) seen.shift();

    unblinded = await lq.unblindRawTransaction(hex);
    tx = await lq.decodeRawTransaction(unblinded.hex);
    blinded = await lq.decodeRawTransaction(hex);
  } catch (e) {
    return l.error("problem decoding liquid tx", e.message);
  }

  Promise.all(
    tx.vout.map(async o => {
      try {
        if (!(o.scriptPubKey && o.scriptPubKey.addresses)) return;

        const { asset } = o;
        const value = toSats(o.value);
        const address = o.scriptPubKey.addresses[0];

        if (
          Object.keys(addresses).includes(address) &&
          !change.includes(address)
        ) {
          await db.transaction(async transaction => {
            let user = await getUser(addresses[address], transaction);

            let invoice = await db.Invoice.findOne({
              where: {
                unconfidential: address,
                user_id: user.id,
                network: "liquid"
              },
              order: [["id", "DESC"]]
            });

            if (!invoice) return;

            let confirmed = 0;

            let account = await db.Account.findOne({
              where: {
                id: invoice.account_id
              },
              lock: transaction.LOCK.UPDATE,
              transaction
            });

            if (
              account.asset === asset &&
              (!account.pubkey || account.network === "liquid")
            ) {
              await account.increment({ pending: value }, { transaction });
              await account.reload({ transaction });
            } else {
              account = await getAccount(
                {
                  seed: account.seed,
                  path: account.path,
                  user_id: user.id,
                  asset,
                  pubkey: account.pubkey,
                  pending: value,
                  index: 0
                },
                transaction
              );
            }

            if (config.liquid.walletpass)
              await lq.walletPassphrase(config.liquid.walletpass, 300);

            await user.save({ transaction });

            const currency = invoice ? invoice.currency : user.currency;
            const rate = invoice
              ? invoice.rate
              : app.get("rates")[user.currency];
            const tip = invoice ? invoice.tip : 0;
            const memo = invoice ? invoice.memo : "";

            let payment = await db.Payment.create(
              {
                account_id: account.id,
                user_id: user.id,
                hash: blinded.txid,
                amount: value - tip,
                currency,
                memo,
                rate,
                received: true,
                tip,
                confirmed,
                address,
                network: "liquid",
                invoice_id: invoice.id
              },
              { transaction }
            );

            payments.push(txid);
            payment = payment.get({ plain: true });
            payment.account = account.get({ plain: true });

            emit(user.username, "payment", payment);
            emit(user.username, "account", payment.account);
            l.info("liquid detected", address, user.username, asset, value);
            notify(user, `${value} SAT payment detected`);
            callWebhook(invoice, payment);
          });
        }
      } catch (e) {
        l.error("Problem processing transaction", e.message, e.stack);
      }
    })
  );
});

zmqRawBlock.on("message", async (topic, message, sequence) => {
  try {
    const payments = await db.Payment.findAll({
      where: { confirmed: 0 }
    });

    const block = Block.fromHex(message.toString("hex"), true);

    let hash, json;

    hash = await lq.getBlockHash(block.blockHeight);
    json = await lq.getBlock(hash, 2);

    json.tx.map(async tx => {
      if (issuances[tx.txid]) {
        await db.transaction(async transaction => {
          const {
            user_id,
            asset,
            asset_amount,
            asset_payment_id,
            token,
            token_amount,
            token_payment_id
          } = issuances[tx.txid];

          const user = await getUserById(user_id);

          let account = await db.Account.findOne({
            where: { user_id, asset },
            lock: transaction.LOCK.UPDATE,
            transaction
          });
          account.balance = asset_amount * SATS;
          account.pending = 0;
          await account.save({ transaction });

          let payment = await db.Payment.findOne({
            where: { id: asset_payment_id },
            include: {
              model: db.Account,
              as: "account"
            },
            lock: transaction.LOCK.UPDATE,
            transaction
          });

          payment.confirmed = true;
          await payment.save({ transaction });
          payment = payment.get({ plain: true });
          payment.account = account.get({ plain: true });

          emit(user.username, "account", account);
          emit(user.username, "payment", payment);

          if (token) {
            account = await db.Account.findOne({
              where: { user_id, asset: token },
              lock: transaction.LOCK.UPDATE,
              transaction
            });
            account.balance = token_amount * SATS;
            account.pending = 0;
            await account.save({ transaction });

            payment = await db.Payment.findOne({
              where: { id: token_payment_id },
              include: {
                model: db.Account,
                as: "account"
              },
              lock: transaction.LOCK.UPDATE,
              transaction
            });

            payment.confirmed = true;
            await payment.save({ transaction });

            payment = payment.get({ plain: true });
            payment.account = account.get({ plain: true });

            emit(user.username, "account", account);
            emit(user.username, "payment", payment);
          }
        });
      } else if (payments.find(p => p.hash === tx.txid)) queue[tx.txid] = 1;
    });
  } catch (e) {
    return console.log(e);
  }
});

setInterval(async () => {
  try {
    const arr = Object.keys(queue);

    for (let i = 0; i < arr.length; i++) {
      const hash = arr[i];

      let account, address, user, total, p;
      await db.transaction(async transaction => {
        p = await db.Payment.findOne({
          where: { hash, confirmed: 0, received: 1 },
          include: [
            {
              model: db.Account,
              as: "account"
            },
            {
              model: db.Invoice,
              as: "invoice"
            },
            {
              model: db.User,
              as: "user"
            }
          ],
          lock: transaction.LOCK.UPDATE,
          transaction
        });

        if (p && p.address) address = p.address;
        if (p && p.user) user = p.user;

        if (p && p.account) {
          total = p.amount + p.tip;
          p.confirmed = 1;
          await p.account.save({ transaction });

          await p.account.increment({ balance: total }, { transaction });
          await p.account.decrement(
            { pending: Math.min(p.account.pending, total) },
            { transaction }
          );
          await p.account.reload({ transaction });

          await p.save({ transaction });

          p = p.get({ plain: true });

          emit(user.username, "account", p.account);
          emit(user.username, "payment", p);

          l.info(
            "liquid confirmed",
            user.username,
            p.account.asset,
            p.amount,
            p.tip
          );

          notify(user, `${total} SAT payment confirmed`);
          callWebhook(p.invoice, p);
        } else {
          l.warn("couldn't find liquid payment", hash);
        }

        delete queue[hash];
      });

      let c = convert[address];
      if (address && c && p.account.asset === network.assetHash) {
        l.info(
          "liquid detected for conversion request",
          address,
          c.address,
          user.username
        );

        user.account = p.account;

        sendLiquid({
          address: c.address,
          amount: total - 100,
          user,
          limit: total
        });
      }
    }
  } catch (e) {
    l.error("problem processing queued liquid transaction", e.message, e.stack);
  }
}, 1000);


context:
space:
mode: