mirror of
https://github.com/luxfi/dex.git
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zeekay
e204c98a4e
Gateway now requires --rpc/RPC_URL and --chain-id/CHAIN_ID. No hardcoded C-Chain or Zoo endpoints. Precompile addresses fixed to LX-series (0x9010-0x9060). White-label ready.
81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
// Gateway API server that aggregates multiple DEX providers.
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// Connects to EVM nodes for on-chain pool data via DEX precompiles.
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//
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// Configuration via flags or environment variables:
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//
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// --rpc / RPC_URL EVM JSON-RPC endpoint (required)
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// --chain-id / CHAIN_ID EVM chain ID (required)
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// --addr Listen address (default :8080)
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package main
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import (
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"flag"
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"fmt"
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"log"
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"os"
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"strconv"
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"github.com/luxfi/dex/pkg/gateway"
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"github.com/luxfi/dex/pkg/gateway/lux"
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)
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func main() {
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addr := flag.String("addr", ":8080", "Server listen address")
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rpcURL := flag.String("rpc", "", "EVM JSON-RPC endpoint (env: RPC_URL)")
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chainIDFlag := flag.String("chain-id", "", "EVM chain ID (env: CHAIN_ID)")
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flag.Parse()
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// Resolve from env if not set via flags
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if *rpcURL == "" {
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*rpcURL = os.Getenv("RPC_URL")
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}
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if *chainIDFlag == "" {
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*chainIDFlag = os.Getenv("CHAIN_ID")
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}
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if *rpcURL == "" {
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log.Fatal("--rpc or RPC_URL is required")
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}
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if *chainIDFlag == "" {
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log.Fatal("--chain-id or CHAIN_ID is required")
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}
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chainID, err := strconv.ParseUint(*chainIDFlag, 10, 64)
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if err != nil {
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log.Fatalf("invalid chain ID %q: %v", *chainIDFlag, err)
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}
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gwChainID := gateway.ChainID(chainID)
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config := gateway.GatewayConfig{
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DefaultChainID: gwChainID,
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EnableFallback: false,
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CacheEnabled: true,
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CacheTTLSeconds: 60,
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}
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gw := gateway.New(config)
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provider := lux.NewProvider(lux.ProviderConfig{
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Name: "native",
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Priority: 10,
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Chains: []gateway.ChainID{gwChainID},
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RPCEndpoints: map[gateway.ChainID]string{
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gwChainID: *rpcURL,
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},
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})
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if err := gw.RegisterProvider(provider); err != nil {
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log.Fatalf("Failed to register provider: %v", err)
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}
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log.Printf("DEX gateway starting on %s", *addr)
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log.Printf(" Chain ID: %d", chainID)
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log.Printf(" RPC: %s", *rpcURL)
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fmt.Println()
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if err := gw.StartWithGracefulShutdown(*addr); err != nil {
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log.Fatalf("Server error: %v", err)
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}
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}
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