traefik/pkg/server/service/udp/service_test.go
2022-11-21 18:36:05 +01:00

201 lines
4.8 KiB
Go

package udp
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/traefik/traefik/v2/pkg/config/dynamic"
"github.com/traefik/traefik/v2/pkg/config/runtime"
"github.com/traefik/traefik/v2/pkg/server/provider"
)
func TestManager_BuildUDP(t *testing.T) {
testCases := []struct {
desc string
serviceName string
configs map[string]*runtime.UDPServiceInfo
providerName string
expectedError string
}{
{
desc: "without configuration",
serviceName: "test",
configs: nil,
expectedError: `the UDP service "test" does not exist`,
},
{
desc: "missing lb configuration",
serviceName: "test",
configs: map[string]*runtime.UDPServiceInfo{
"test": {
UDPService: &dynamic.UDPService{},
},
},
expectedError: `the UDP service "test" does not have any type defined`,
},
{
desc: "no such host, server is skipped, error is logged",
serviceName: "test",
configs: map[string]*runtime.UDPServiceInfo{
"test": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{Address: "test:31"},
},
},
},
},
},
},
{
desc: "invalid IP address, server is skipped, error is logged",
serviceName: "test",
configs: map[string]*runtime.UDPServiceInfo{
"test": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{Address: "foobar"},
},
},
},
},
},
},
{
desc: "Simple service name",
serviceName: "serviceName",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{},
},
},
},
},
{
desc: "Service name with provider",
serviceName: "serviceName@provider-1",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName@provider-1": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{},
},
},
},
},
{
desc: "Service name with provider in context",
serviceName: "serviceName",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName@provider-1": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{},
},
},
},
providerName: "provider-1",
},
{
desc: "Server with correct host:port as address",
serviceName: "serviceName",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName@provider-1": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{
Address: "foobar.com:80",
},
},
},
},
},
},
providerName: "provider-1",
},
{
desc: "Server with correct ip:port as address",
serviceName: "serviceName",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName@provider-1": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{
Address: "192.168.0.12:80",
},
},
},
},
},
},
providerName: "provider-1",
},
{
desc: "missing port in address with hostname, server is skipped, error is logged",
serviceName: "serviceName",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName@provider-1": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{
Address: "foobar.com",
},
},
},
},
},
},
providerName: "provider-1",
},
{
desc: "missing port in address with ip, server is skipped, error is logged",
serviceName: "serviceName",
configs: map[string]*runtime.UDPServiceInfo{
"serviceName@provider-1": {
UDPService: &dynamic.UDPService{
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{
Address: "192.168.0.12",
},
},
},
},
},
},
providerName: "provider-1",
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
manager := NewManager(&runtime.Configuration{
UDPServices: test.configs,
})
ctx := context.Background()
if len(test.providerName) > 0 {
ctx = provider.AddInContext(ctx, "foobar@"+test.providerName)
}
handler, err := manager.BuildUDP(ctx, test.serviceName)
if test.expectedError != "" {
assert.EqualError(t, err, test.expectedError)
require.Nil(t, handler)
} else {
assert.NoError(t, err)
require.NotNil(t, handler)
}
})
}
}