Files
mev-beta/docs/exchanges-implementation-summary.md
Krypto Kajun 850223a953 fix(multicall): resolve critical multicall parsing corruption issues
- Added comprehensive bounds checking to prevent buffer overruns in multicall parsing
- Implemented graduated validation system (Strict/Moderate/Permissive) to reduce false positives
- Added LRU caching system for address validation with 10-minute TTL
- Enhanced ABI decoder with missing Universal Router and Arbitrum-specific DEX signatures
- Fixed duplicate function declarations and import conflicts across multiple files
- Added error recovery mechanisms with multiple fallback strategies
- Updated tests to handle new validation behavior for suspicious addresses
- Fixed parser test expectations for improved validation system
- Applied gofmt formatting fixes to ensure code style compliance
- Fixed mutex copying issues in monitoring package by introducing MetricsSnapshot
- Resolved critical security vulnerabilities in heuristic address extraction
- Progress: Updated TODO audit from 10% to 35% complete

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Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-17 00:12:55 -05:00

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# MEV Bot Exchange Implementations Summary
## Complete Exchange Support Overview
This document summarizes all exchange implementations currently supported in the MEV Bot project.
## Implemented Exchanges
### 1. Uniswap Family
- **Uniswap V2**: Constant product AMM implementation
- File: `pkg/exchanges/uniswap_v2.go`
- Features: Standard 0.3% fee, constant product formula
- **Uniswap V3**: Concentrated liquidity implementation
- Already existed in the codebase
- Features: Variable fees, concentrated liquidity, tick-based pricing
- **Uniswap V4**: Next-generation AMM with hooks
- File: `pkg/exchanges/uniswap_v4.go`
- Features: Hooks support, more flexible pool architecture
### 2. SushiSwap
- **SushiSwap**: Uniswap V2 fork implementation
- File: `pkg/exchanges/sushiswap.go`
- Features: 0.25% fee, Onsen farming, BentoBox integration
### 3. Curve
- **Curve**: Stableswap implementation
- File: `pkg/exchanges/curve.go`
- Features: Stableswap invariant, multi-asset pools, amplification coefficient
### 4. Balancer
- **Balancer**: Weighted and stable pool implementation
- File: `pkg/exchanges/balancer.go`
- Features: Weighted pools, stable pools, Vault-based architecture
### 5. PancakeSwap
- **PancakeSwap**: Binance Smart Chain AMM
- File: `pkg/exchanges/pancakeswap.go`
- Features: 0.25% fee, BSC-specific, yield farming
### 6. Kyber
- **Kyber**: Elastic concentrated liquidity implementation
- File: `pkg/exchanges/kyber.go`
- Features: Concentrated liquidity, dynamic fees, flexible parameters
### 7. DEX Aggregators
- **DEX Aggregators**: Multi-exchange routing
- File: `pkg/exchanges/dex_aggregator.go`
- Features: Multi-DEX routing, price optimization, gas efficiency
## Exchange Components Architecture
Each exchange implements the following component interfaces:
### PoolDetector
- Discovers pools for token pairs
- Handles multiple fee tiers
- Identifies pool types
### LiquidityFetcher
- Fetches pool reserves and data
- Calculates spot prices
- Estimates liquidity depth
### SwapRouter
- Calculates swap amounts
- Generates transaction data
- Validates swaps
## Initialization
All exchange implementations are registered and initialized in:
- `pkg/exchanges/exchanges.go` - ExchangeRegistry with InitializeExchangeComponents()
## Math Support
The system includes exchange-specific pricing via:
- `pkg/math/exchange_pricing.go` - ExchangePricingEngine with exchange-specific pricers
## Arbitrage
Cross-exchange arbitrage opportunities are handled by:
- `pkg/exchanges/arbitrage_finder.go` - CrossExchangeArbitrageFinder
## Testing
Each implementation follows the testing strategy defined in:
- `docs/master-plan/10-development-testing.md`
## Deployment
Exchange configurations support multiple environments:
- `pkg/exchanges/deployment_config.go` - Multi-environment configurations
## Project Status
As of this summary, the MEV Bot supports 7+ major DEX protocols with complete implementations of interfaces, pricing models, and arbitrage capabilities. The system is designed to be extensible for additional exchanges.