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* feat: add EVM event-watcher support with mongodb * refactor: DB, Watcher, SNS Classes
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,15 +1,28 @@ | ||
| LOG_DIR=. | ||
| #Log | ||
| LOG_DIR= | ||
| LOG_LEVEL=info | ||
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| ETH_RPC= | ||
| #RPC | ||
| ETH_RPC=https://eth.llamarpc.com | ||
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| #Database source | ||
| DB_SOURCE= | ||
| JSON_DB_FILE=db.json | ||
| JSON_LAST_BLOCK_FILE=lastBlockByChain.json | ||
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| #Server | ||
| PORT=3005 | ||
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| #MongoDB | ||
| MONGODB_URI=mongodb://localhost:27017 | ||
| MONGODB_DATABASE=wormhole | ||
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| #SNS source | ||
| SNS_SOURCE=aws | ||
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| #AWS | ||
| AWS_SNS_REGION= | ||
| AWS_TOPIC_ARN= | ||
| AWS_SNS_TOPIC_ARN= | ||
| AWS_SNS_SUBJECT=EventWatcher | ||
| AWS_ACCESS_KEY_ID= | ||
| AWS_SECRET_ACCESS_KEY= | ||
| AWS_SECRET_ACCESS_KEY= |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| import { ChainName, EVMChainName } from '@certusone/wormhole-sdk/lib/cjs/utils/consts'; | ||
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| export const env = { | ||
| NODE_ENV: process.env.NODE_ENV, | ||
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| LOG_DIR: process.env.LOG_DIR, | ||
| LOG_LEVEL: process.env.LOG_LEVEL || 'info', | ||
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| ETH_RPC: process.env.ETH_RPC, | ||
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| DB_SOURCE: process.env.NODE_ENV === 'test' ? 'local' : process.env.DB_SOURCE || 'local', | ||
| JSON_DB_FILE: process.env.JSON_DB_FILE || './db.json', | ||
| JSON_LAST_BLOCK_FILE: process.env.JSON_LAST_BLOCK_FILE || './lastBlockByChain.json', | ||
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| PORT: process.env.PORT, | ||
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| MONGODB_URI: process.env.MONGODB_URI, | ||
| MONGODB_DATABASE: process.env.MONGODB_DATABASE, | ||
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| SNS_SOURCE: process.env.SNS_SOURCE, | ||
| AWS_SNS_REGION: process.env.AWS_SNS_REGION, | ||
| AWS_SNS_TOPIC_ARN: process.env.AWS_SNS_TOPIC_ARN, | ||
| AWS_SNS_SUBJECT: process.env.AWS_SNS_SUBJECT, | ||
| AWS_ACCESS_KEY_ID: process.env.AWS_ACCESS_KEY_ID, | ||
| AWS_SECRET_ACCESS_KEY: process.env.AWS_SECRET_ACCESS_KEY, | ||
| } as const; | ||
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| // EVM Chains not supported | ||
| // aurora, gnosis, neon, sepolia | ||
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| export const evmChains: EVMChainName[] = [ | ||
| 'acala', | ||
| 'arbitrum', | ||
| 'avalanche', | ||
| 'base', | ||
| 'bsc', | ||
| 'celo', | ||
| 'ethereum', | ||
| 'fantom', | ||
| 'karura', | ||
| 'klaytn', | ||
| 'moonbeam', | ||
| 'oasis', | ||
| 'optimism', | ||
| 'polygon', | ||
| ]; | ||
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| export const supportedChains: ChainName[] = [ | ||
| ...evmChains, | ||
| 'algorand', | ||
| 'aptos', | ||
| 'injective', | ||
| 'near', | ||
| 'solana', | ||
| 'sui', | ||
| 'terra', | ||
| 'terra2', | ||
| 'xpla', | ||
| ]; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| import { ChainName, coalesceChainId } from '@certusone/wormhole-sdk/lib/cjs/utils/consts'; | ||
| import { INITIAL_DEPLOYMENT_BLOCK_BY_CHAIN } from '../common/consts'; | ||
| import { getLogger, WormholeLogger } from '../utils/logger'; | ||
| import { DBImplementation, LastBlockByChain, VaaLog } from './types'; | ||
| abstract class BaseDB implements DBImplementation { | ||
| public logger: WormholeLogger; | ||
| public lastBlockByChain: LastBlockByChain = {}; | ||
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| constructor() { | ||
| this.logger = getLogger('db'); | ||
| this.lastBlockByChain = {}; | ||
| } | ||
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| public async start(): Promise<void> { | ||
| await this.connect(); | ||
| await this.getLastBlocksProcessed(); | ||
| console.log('----------DB CONFIGURED------------'); | ||
| } | ||
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| public async getResumeBlockByChain(chain: ChainName): Promise<number | null> { | ||
| const lastBlock = this.getLastBlockByChain(chain); | ||
| const initialBlock = INITIAL_DEPLOYMENT_BLOCK_BY_CHAIN[chain]; | ||
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| if (lastBlock) return Number(lastBlock) + 1; | ||
| if (initialBlock) return Number(initialBlock); | ||
| return null; | ||
| } | ||
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| public getLastBlockByChain(chain: ChainName): string | null { | ||
| const chainId = coalesceChainId(chain); | ||
| const blockInfo = this.lastBlockByChain?.[chainId]; | ||
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| if (blockInfo) { | ||
| const tokens = String(blockInfo)?.split('/'); | ||
| return chain === 'aptos' ? tokens.at(-1)! : tokens[0]; | ||
| } | ||
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| return null; | ||
| } | ||
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| abstract connect(): Promise<void>; | ||
| abstract getLastBlocksProcessed(): Promise<void>; | ||
| abstract storeVaaLogs(chain: ChainName, vaaLogs: VaaLog[]): Promise<void>; | ||
| abstract storeLatestProcessBlock(chain: ChainName, lastBlock: number): Promise<void>; | ||
| } | ||
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| export default BaseDB; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| import { ChainName, coalesceChainId } from '@certusone/wormhole-sdk/lib/cjs/utils/consts'; | ||
| import { readFileSync, writeFileSync } from 'fs'; | ||
| import { env } from '../config'; | ||
| import BaseDB from './BaseDB'; | ||
| import { VaaLog } from './types'; | ||
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| const ENCODING = 'utf8'; | ||
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| export default class JsonDB extends BaseDB { | ||
| db: {} | null = null; | ||
| dbFile: string; | ||
| dbLastBlockFile: string; | ||
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| constructor() { | ||
| super(); | ||
| this.db = {}; | ||
| this.lastBlockByChain = {}; | ||
| this.dbFile = env.JSON_DB_FILE; | ||
| this.dbLastBlockFile = env.JSON_LAST_BLOCK_FILE; | ||
| } | ||
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| async connect(): Promise<void> { | ||
| try { | ||
| const rawDb = readFileSync(this.dbFile, ENCODING); | ||
| this.db = rawDb ? JSON.parse(rawDb) : {}; | ||
| console.log('---CONNECTED TO JsonDB---'); | ||
| } catch (e) { | ||
| this.logger.warn(`${this.dbFile} does not exists, creating new file`); | ||
| this.db = {}; | ||
| } | ||
| } | ||
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| async getLastBlocksProcessed(): Promise<void> { | ||
| try { | ||
| const rawLastBlockByChain = readFileSync(this.dbLastBlockFile, ENCODING); | ||
| this.lastBlockByChain = rawLastBlockByChain ? JSON.parse(rawLastBlockByChain) : {}; | ||
| } catch (e) { | ||
| this.logger.warn(`${this.dbLastBlockFile} does not exists, creating new file`); | ||
| this.lastBlockByChain = {}; | ||
| } | ||
| } | ||
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| override async storeVaaLogs(chain: ChainName, vaaLogs: VaaLog[]): Promise<void> { | ||
| this.db = [{ ...this.db, ...vaaLogs }]; | ||
| writeFileSync(this.dbFile, JSON.stringify(this.db, null, 2), ENCODING); | ||
| } | ||
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| override async storeLatestProcessBlock(chain: ChainName, lastBlock: number): Promise<void> { | ||
| const chainId = coalesceChainId(chain); | ||
| this.lastBlockByChain[chainId] = String(lastBlock); | ||
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| writeFileSync(this.dbLastBlockFile, JSON.stringify(this.lastBlockByChain, null, 2), ENCODING); | ||
| } | ||
| } |
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