Move code to pkg
This commit is contained in:
Ludovic Fernandez
Traefiker Bot
parent
bd4c822670
commit
f1b085fa36
465 changed files with 656 additions and 680 deletions
|
|
@ -1,329 +0,0 @@
|
|||
package service
|
||||
|
||||
import (
|
||||
"context"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
"testing"
|
||||
|
||||
"github.com/containous/traefik/config"
|
||||
"github.com/containous/traefik/server/internal"
|
||||
"github.com/containous/traefik/testhelpers"
|
||||
"github.com/stretchr/testify/assert"
|
||||
"github.com/stretchr/testify/require"
|
||||
)
|
||||
|
||||
type MockForwarder struct{}
|
||||
|
||||
func (MockForwarder) ServeHTTP(http.ResponseWriter, *http.Request) {
|
||||
panic("implement me")
|
||||
}
|
||||
|
||||
func TestGetLoadBalancer(t *testing.T) {
|
||||
sm := Manager{}
|
||||
|
||||
testCases := []struct {
|
||||
desc string
|
||||
serviceName string
|
||||
service *config.LoadBalancerService
|
||||
fwd http.Handler
|
||||
expectError bool
|
||||
}{
|
||||
{
|
||||
desc: "Fails when provided an invalid URL",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Servers: []config.Server{
|
||||
{
|
||||
URL: ":",
|
||||
Weight: 0,
|
||||
},
|
||||
},
|
||||
},
|
||||
fwd: &MockForwarder{},
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
desc: "Succeeds when there are no servers",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{},
|
||||
fwd: &MockForwarder{},
|
||||
expectError: false,
|
||||
},
|
||||
{
|
||||
desc: "Succeeds when stickiness is set",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Stickiness: &config.Stickiness{},
|
||||
},
|
||||
fwd: &MockForwarder{},
|
||||
expectError: false,
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range testCases {
|
||||
test := test
|
||||
t.Run(test.desc, func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
handler, err := sm.getLoadBalancer(context.Background(), test.serviceName, test.service, test.fwd)
|
||||
if test.expectError {
|
||||
require.Error(t, err)
|
||||
assert.Nil(t, handler)
|
||||
} else {
|
||||
require.NoError(t, err)
|
||||
assert.NotNil(t, handler)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestGetLoadBalancerServiceHandler(t *testing.T) {
|
||||
sm := NewManager(nil, http.DefaultTransport)
|
||||
|
||||
server1 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
w.Header().Set("X-From", "first")
|
||||
}))
|
||||
defer server1.Close()
|
||||
|
||||
server2 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
w.Header().Set("X-From", "second")
|
||||
}))
|
||||
defer server2.Close()
|
||||
|
||||
serverPassHost := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
w.Header().Set("X-From", "passhost")
|
||||
assert.Equal(t, "callme", r.Host)
|
||||
}))
|
||||
defer serverPassHost.Close()
|
||||
|
||||
serverPassHostFalse := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
w.Header().Set("X-From", "passhostfalse")
|
||||
assert.NotEqual(t, "callme", r.Host)
|
||||
}))
|
||||
defer serverPassHostFalse.Close()
|
||||
|
||||
type ExpectedResult struct {
|
||||
StatusCode int
|
||||
XFrom string
|
||||
}
|
||||
|
||||
testCases := []struct {
|
||||
desc string
|
||||
serviceName string
|
||||
service *config.LoadBalancerService
|
||||
responseModifier func(*http.Response) error
|
||||
|
||||
expected []ExpectedResult
|
||||
}{
|
||||
{
|
||||
desc: "Load balances between the two servers",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Servers: []config.Server{
|
||||
{
|
||||
URL: server1.URL,
|
||||
Weight: 50,
|
||||
},
|
||||
{
|
||||
URL: server2.URL,
|
||||
Weight: 50,
|
||||
},
|
||||
},
|
||||
Method: "wrr",
|
||||
},
|
||||
expected: []ExpectedResult{
|
||||
{
|
||||
StatusCode: http.StatusOK,
|
||||
XFrom: "first",
|
||||
},
|
||||
{
|
||||
StatusCode: http.StatusOK,
|
||||
XFrom: "second",
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "StatusBadGateway when the server is not reachable",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Servers: []config.Server{
|
||||
{
|
||||
URL: "http://foo",
|
||||
Weight: 1,
|
||||
},
|
||||
},
|
||||
Method: "wrr",
|
||||
},
|
||||
expected: []ExpectedResult{
|
||||
{
|
||||
StatusCode: http.StatusBadGateway,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "ServiceUnavailable when no servers are available",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Servers: []config.Server{},
|
||||
Method: "wrr",
|
||||
},
|
||||
expected: []ExpectedResult{
|
||||
{
|
||||
StatusCode: http.StatusServiceUnavailable,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "Always call the same server when stickiness is true",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Stickiness: &config.Stickiness{},
|
||||
Servers: []config.Server{
|
||||
{
|
||||
URL: server1.URL,
|
||||
Weight: 1,
|
||||
},
|
||||
{
|
||||
URL: server2.URL,
|
||||
Weight: 1,
|
||||
},
|
||||
},
|
||||
Method: "wrr",
|
||||
},
|
||||
expected: []ExpectedResult{
|
||||
{
|
||||
StatusCode: http.StatusOK,
|
||||
XFrom: "first",
|
||||
},
|
||||
{
|
||||
StatusCode: http.StatusOK,
|
||||
XFrom: "first",
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "PassHost passes the host instead of the IP",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Stickiness: &config.Stickiness{},
|
||||
PassHostHeader: true,
|
||||
Servers: []config.Server{
|
||||
{
|
||||
URL: serverPassHost.URL,
|
||||
Weight: 1,
|
||||
},
|
||||
},
|
||||
Method: "wrr",
|
||||
},
|
||||
expected: []ExpectedResult{
|
||||
{
|
||||
StatusCode: http.StatusOK,
|
||||
XFrom: "passhost",
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "PassHost doesn't passe the host instead of the IP",
|
||||
serviceName: "test",
|
||||
service: &config.LoadBalancerService{
|
||||
Stickiness: &config.Stickiness{},
|
||||
Servers: []config.Server{
|
||||
{
|
||||
URL: serverPassHostFalse.URL,
|
||||
Weight: 1,
|
||||
},
|
||||
},
|
||||
Method: "wrr",
|
||||
},
|
||||
expected: []ExpectedResult{
|
||||
{
|
||||
StatusCode: http.StatusOK,
|
||||
XFrom: "passhostfalse",
|
||||
},
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range testCases {
|
||||
test := test
|
||||
t.Run(test.desc, func(t *testing.T) {
|
||||
|
||||
handler, err := sm.getLoadBalancerServiceHandler(context.Background(), test.serviceName, test.service, test.responseModifier)
|
||||
|
||||
assert.NoError(t, err)
|
||||
assert.NotNil(t, handler)
|
||||
|
||||
req := testhelpers.MustNewRequest(http.MethodGet, "http://callme", nil)
|
||||
for _, expected := range test.expected {
|
||||
recorder := httptest.NewRecorder()
|
||||
|
||||
handler.ServeHTTP(recorder, req)
|
||||
|
||||
assert.Equal(t, expected.StatusCode, recorder.Code)
|
||||
assert.Equal(t, expected.XFrom, recorder.Header().Get("X-From"))
|
||||
|
||||
if len(recorder.Header().Get("Set-Cookie")) > 0 {
|
||||
req.Header.Set("Cookie", recorder.Header().Get("Set-Cookie"))
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestManager_Build(t *testing.T) {
|
||||
testCases := []struct {
|
||||
desc string
|
||||
serviceName string
|
||||
configs map[string]*config.Service
|
||||
providerName string
|
||||
}{
|
||||
{
|
||||
desc: "Simple service name",
|
||||
serviceName: "serviceName",
|
||||
configs: map[string]*config.Service{
|
||||
"serviceName": {
|
||||
LoadBalancer: &config.LoadBalancerService{Method: "wrr"},
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "Service name with provider",
|
||||
serviceName: "provider-1.serviceName",
|
||||
configs: map[string]*config.Service{
|
||||
"provider-1.serviceName": {
|
||||
LoadBalancer: &config.LoadBalancerService{Method: "wrr"},
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
desc: "Service name with provider in context",
|
||||
serviceName: "serviceName",
|
||||
configs: map[string]*config.Service{
|
||||
"provider-1.serviceName": {
|
||||
LoadBalancer: &config.LoadBalancerService{Method: "wrr"},
|
||||
},
|
||||
},
|
||||
providerName: "provider-1",
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range testCases {
|
||||
test := test
|
||||
t.Run(test.desc, func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
manager := NewManager(test.configs, http.DefaultTransport)
|
||||
|
||||
ctx := context.Background()
|
||||
if len(test.providerName) > 0 {
|
||||
ctx = internal.AddProviderInContext(ctx, test.providerName+".foobar")
|
||||
}
|
||||
|
||||
_, err := manager.BuildHTTP(ctx, test.serviceName, nil)
|
||||
require.NoError(t, err)
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
// FIXME Add healthcheck tests
|
||||
Loading…
Add table
Add a link
Reference in a new issue