portainer/api/chisel/tunnel_test.go

80 lines
1.7 KiB
Go

package chisel
import (
"net"
"strings"
"testing"
portainer "github.com/portainer/portainer/api"
"github.com/portainer/portainer/api/dataservices"
)
type testSettingsService struct {
dataservices.SettingsService
}
func (s *testSettingsService) Settings() (*portainer.Settings, error) {
return &portainer.Settings{
EdgeAgentCheckinInterval: 1,
}, nil
}
type testStore struct {
dataservices.DataStore
}
func (s *testStore) Settings() dataservices.SettingsService {
return &testSettingsService{}
}
func TestGetUnusedPort(t *testing.T) {
testCases := []struct {
name string
existingTunnels map[portainer.EndpointID]*portainer.TunnelDetails
expectedError error
}{
{
name: "simple case",
},
{
name: "existing tunnels",
existingTunnels: map[portainer.EndpointID]*portainer.TunnelDetails{
portainer.EndpointID(1): {
Port: 53072,
},
portainer.EndpointID(2): {
Port: 63072,
},
},
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
store := &testStore{}
s := NewService(store, nil, nil)
s.activeTunnels = tc.existingTunnels
port := s.getUnusedPort()
if port < 49152 || port > 65535 {
t.Fatalf("Expected port to be inbetween 49152 and 65535 but got %d", port)
}
for _, tun := range tc.existingTunnels {
if tun.Port == port {
t.Fatalf("returned port %d already has an existing tunnel", port)
}
}
conn, err := net.DialTCP("tcp", nil, &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1), Port: port})
if err == nil {
// Ignore error
_ = conn.Close()
t.Fatalf("expected port %d to be unused", port)
} else if !strings.Contains(err.Error(), "connection refused") {
t.Fatalf("unexpected error: %v", err)
}
})
}
}