API and Database Deployment Update

backend/internal/ports/ports.go

@@ -1,18 +1,16 @@
 package ports
-
 import (
 	"fmt"
+	"math/rand"
 	"net"
 	"sync"
 )
-
 type Manager struct {
 	mu          sync.Mutex
 	startPort   int
 	endPort     int
 	allocations map[string]int
 }
-
 func NewManager(start, end int) *Manager {
 	return &Manager{
 		startPort:   start,
@@ -20,18 +18,15 @@ func NewManager(start, end int) *Manager {
 		allocations: make(map[string]int),
 	}
 }
-
 func (m *Manager) GetPort(appName string, specificPort int) (int, error) {
 	m.mu.Lock()
 	defer m.mu.Unlock()
-
 	if port, exists := m.allocations[appName]; exists {
 		if specificPort > 0 && specificPort != port {
 			return 0, fmt.Errorf("app %s is already running on port %d", appName, port)
 		}
 		return port, nil
 	}
-
 	if specificPort > 0 {
 		if err := m.checkPortAvailable(specificPort); err != nil {
 			return 0, err
@@ -39,8 +34,10 @@ func (m *Manager) GetPort(appName string, specificPort int) (int, error) {
 		m.allocations[appName] = specificPort
 		return specificPort, nil
 	}
-
-	for port := m.startPort; port <= m.endPort; port++ {
+	rangeSize := m.endPort - m.startPort + 1
+	offsets := rand.Perm(rangeSize)
+	for _, offset := range offsets {
+		port := m.startPort + offset
 		if err := m.checkPortAvailable(port); err == nil {
 			if !m.isPortAllocatedInternal(port) {
 				m.allocations[appName] = port
@@ -48,10 +45,8 @@ func (m *Manager) GetPort(appName string, specificPort int) (int, error) {
 			}
 		}
 	}
-
 	return 0, fmt.Errorf("no available ports in range %d-%d", m.startPort, m.endPort)
 }
-
 func (m *Manager) isPortAllocatedInternal(port int) bool {
 	for _, p := range m.allocations {
 		if p == port {
@@ -60,16 +55,13 @@ func (m *Manager) isPortAllocatedInternal(port int) bool {
 	}
 	return false
 }
-
 func (m *Manager) checkPortAvailable(port int) error {
 	if port < m.startPort || port > m.endPort {
 		return fmt.Errorf("port %d is out of allowed range %d-%d", port, m.startPort, m.endPort)
 	}
-
 	if m.isPortAllocatedInternal(port) {
 		return fmt.Errorf("port %d is internally allocated", port)
 	}
-
 	addr := fmt.Sprintf("localhost:%d", port)
 	conn, err := net.Dial("tcp", addr)
 	if err != nil {