62 lines
1.6 KiB
TypeScript
62 lines
1.6 KiB
TypeScript
import fs from "fs"
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import { Wallet } from "solray"
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import { AggregatorDeployFile } from "./Deployer"
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import { loadJSONFile } from "./json"
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import { coinbase } from "./feeds"
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import { Submitter, SubmitterConfig } from "./Submitter"
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import { log } from "./log"
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import { conn } from "./context"
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// Look at all the available aggregators and submit to those that the wallet can
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// act as an oracle.
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export class PriceFeeder {
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constructor(
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private deployInfo: AggregatorDeployFile,
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private wallet: Wallet
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) {}
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async start() {
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// find aggregators that this wallet can act as oracle
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this.startAccessibleAggregators()
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}
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private async startAccessibleAggregators() {
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let slot = await conn.getSlot()
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conn.onSlotChange((slotInfo) => {
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slot = slotInfo.slot
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})
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for (let [name, aggregatorInfo] of Object.entries(
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this.deployInfo.aggregators
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)) {
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const oracleInfo = Object.values(aggregatorInfo.oracles).find(
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(oracleInfo) => {
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return oracleInfo.owner.equals(this.wallet.pubkey)
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}
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)
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if (oracleInfo == null) {
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log.debug("Is not an oracle", { name })
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continue
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}
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const priceFeed = coinbase(name)
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const submitter = new Submitter(
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this.deployInfo.programID,
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aggregatorInfo.pubkey,
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oracleInfo.pubkey,
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this.wallet,
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priceFeed,
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{
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// TODO: errrrr... probably make configurable on chain. hardwire for
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// now, don't submit value unless btc changes at least a dollar
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minValueChangeForNewRound: 100,
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},
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() => slot
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)
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submitter.start()
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}
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}
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}
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