mirror of
https://github.com/luxfi/mpc.git
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zeekay
f110e06800
Complete MPC wallet management platform rivaling Fireblocks/Utila/Fordefi: Backend (Go): - REST API with 60+ endpoints on chi router (pkg/api/) - PostgreSQL schema with 13 tables (pkg/db/) - JWT + MFA auth, bcrypt passwords, API key management - Policy engine (deny/approve/require_approval) - Transaction signing flow with approval workflow - Subscription scheduler for recurring payments - Payment requests with public pay pages - Safe + ERC-4337 smart wallet integration (pkg/smart/) - Rate limiting, webhook delivery (HMAC-SHA256), audit logging - 27 passing tests (auth, policy engine, middleware) Frontend (Next.js 14): - 27 routes with monochrome dark theme (Tailwind + Geist fonts) - Full API client with JWT auto-refresh - React Query hooks for all resources - Pages: dashboard, vaults, wallets, transactions, policies, whitelist, team, settings, API keys, webhooks, audit, subscriptions, payments, smart wallets Infrastructure: - Dockerfiles for API (Go) and dashboard (Next.js standalone) - compose.yml for local development (PostgreSQL + API + dashboard) - K8s manifests for mpc.lux.network + cloud.lux.network - GitHub Actions deploy workflow (build → push GHCR → kubectl apply) - TLS via cert-manager, Traefik IngressRoute for both domains
107 lines
2.7 KiB
Go
107 lines
2.7 KiB
Go
package api
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import (
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"context"
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"crypto/rand"
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"crypto/sha256"
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"encoding/hex"
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"fmt"
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"time"
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"github.com/golang-jwt/jwt/v5"
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"golang.org/x/crypto/bcrypt"
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)
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type JWTClaims struct {
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UserID string `json:"user_id"`
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OrgID string `json:"org_id"`
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Role string `json:"role"`
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jwt.RegisteredClaims
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}
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func (s *Server) generateJWT(userID, orgID, role string) (string, error) {
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claims := JWTClaims{
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UserID: userID,
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OrgID: orgID,
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Role: role,
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RegisteredClaims: jwt.RegisteredClaims{
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ExpiresAt: jwt.NewNumericDate(time.Now().Add(24 * time.Hour)),
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IssuedAt: jwt.NewNumericDate(time.Now()),
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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return token.SignedString(s.jwtSecret)
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}
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func (s *Server) generateRefreshToken(userID, orgID, role string) (string, error) {
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claims := JWTClaims{
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UserID: userID,
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OrgID: orgID,
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Role: role,
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RegisteredClaims: jwt.RegisteredClaims{
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ExpiresAt: jwt.NewNumericDate(time.Now().Add(7 * 24 * time.Hour)),
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IssuedAt: jwt.NewNumericDate(time.Now()),
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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return token.SignedString(s.jwtSecret)
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}
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func (s *Server) validateJWT(tokenStr string) (*JWTClaims, error) {
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token, err := jwt.ParseWithClaims(tokenStr, &JWTClaims{}, func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
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}
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return s.jwtSecret, nil
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})
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if err != nil {
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return nil, err
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}
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if claims, ok := token.Claims.(*JWTClaims); ok && token.Valid {
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return claims, nil
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}
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return nil, fmt.Errorf("invalid token")
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}
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func hashPassword(password string) (string, error) {
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hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
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if err != nil {
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return "", err
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}
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return string(hash), nil
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}
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func checkPassword(hash, password string) bool {
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return bcrypt.CompareHashAndPassword([]byte(hash), []byte(password)) == nil
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}
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func generateAPIKeyToken() (string, string, error) {
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b := make([]byte, 32)
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if _, err := rand.Read(b); err != nil {
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return "", "", err
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}
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key := "lux_" + hex.EncodeToString(b)
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hash := sha256.Sum256([]byte(key))
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return key, hex.EncodeToString(hash[:]), nil
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}
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func (s *Server) validateAPIKey(ctx context.Context, key string) (string, error) {
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hash := sha256.Sum256([]byte(key))
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keyHash := hex.EncodeToString(hash[:])
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prefix := key
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if len(prefix) > 8 {
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prefix = prefix[:8]
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}
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var orgID string
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err := s.db.Pool.QueryRow(ctx,
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`UPDATE api_keys SET last_used_at = NOW()
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WHERE key_hash = $1 AND key_prefix = $2
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AND (expires_at IS NULL OR expires_at > NOW())
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RETURNING org_id`, keyHash, prefix).Scan(&orgID)
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if err != nil {
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return "", fmt.Errorf("invalid api key")
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}
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return orgID, nil
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}
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