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Use the calculated port when useBindPortIP is enabled

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This commit is contained in:
Julien Salleyron 2020-01-20 15:56:05 +01:00 committed by Traefiker Bot
parent 9544dece07
commit f84d947115
2 changed files with 73 additions and 23 deletions
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28
pkg/provider/docker/config.go
View file

@ -150,10 +150,12 @@ func (p *Provider) addServerTCP(ctx context.Context, container dockerData, loadB
return errors.New("load-balancer is not defined")
}
serverPort := ""
var serverPort string
if len(loadBalancer.Servers) > 0 {
serverPort = loadBalancer.Servers[0].Port
loadBalancer.Servers[0].Port = ""
}
ip, port, err := p.getIPPort(ctx, container, serverPort)
if err != nil {
return err
@ -165,11 +167,6 @@ func (p *Provider) addServerTCP(ctx context.Context, container dockerData, loadB
loadBalancer.Servers = []dynamic.TCPServer{server}
}
if serverPort != "" {
port = serverPort
loadBalancer.Servers[0].Port = ""
}
if port == "" {
return errors.New("port is missing")
}
@ -183,7 +180,12 @@ func (p *Provider) addServer(ctx context.Context, container dockerData, loadBala
return errors.New("load-balancer is not defined")
}
serverPort := getLBServerPort(loadBalancer)
var serverPort string
if len(loadBalancer.Servers) > 0 {
serverPort = loadBalancer.Servers[0].Port
loadBalancer.Servers[0].Port = ""
}
ip, port, err := p.getIPPort(ctx, container, serverPort)
if err != nil {
return err
@ -196,11 +198,6 @@ func (p *Provider) addServer(ctx context.Context, container dockerData, loadBala
loadBalancer.Servers = []dynamic.Server{server}
}
if serverPort != "" {
port = serverPort
loadBalancer.Servers[0].Port = ""
}
if port == "" {
return errors.New("port is missing")
}
@ -302,13 +299,6 @@ func (p *Provider) getPortBinding(container dockerData, serverPort string) (*nat
return nil, fmt.Errorf("unable to find the external IP:Port for the container %q", container.Name)
}
func getLBServerPort(loadBalancer *dynamic.ServersLoadBalancer) string {
if loadBalancer != nil && len(loadBalancer.Servers) > 0 {
return loadBalancer.Servers[0].Port
}
return ""
}
func getPort(container dockerData, serverPort string) string {
if len(serverPort) > 0 {
return serverPort

60
pkg/provider/docker/config_test.go
View file

@ -341,6 +341,7 @@ func Test_buildConfiguration(t *testing.T) {
testCases := []struct {
desc string
containers []dockerData
useBindPortIP bool
constraints string
expected *dynamic.Configuration
}{
@ -2515,6 +2516,64 @@ func Test_buildConfiguration(t *testing.T) {
},
},
},
{
desc: "useBindPortIP with LblPort | ExtIp:ExtPort:LblPort => ExtIp:ExtPort",
containers: []dockerData{
{
ServiceName: "Test",
Name: "Test",
Labels: map[string]string{
"traefik.http.services.Test.loadbalancer.server.port": "80",
},
NetworkSettings: networkSettings{
Ports: nat.PortMap{
nat.Port("79/tcp"): []nat.PortBinding{{
HostIP: "192.168.0.1",
HostPort: "8080",
}},
nat.Port("80/tcp"): []nat.PortBinding{{
HostIP: "192.168.0.1",
HostPort: "8081",
}},
},
Networks: map[string]*networkData{
"bridge": {
Name: "bridge",
Addr: "127.0.0.1",
},
},
},
},
},
useBindPortIP: true,
expected: &dynamic.Configuration{
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Services: map[string]*dynamic.TCPService{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"Test": {
Service: "Test",
Rule: "Host(`Test.traefik.wtf`)",
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"Test": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Servers: []dynamic.Server{
{
URL: "http://192.168.0.1:8081",
},
},
PassHostHeader: Bool(true),
},
},
},
},
},
},
}
for _, test := range testCases {
@ -2526,6 +2585,7 @@ func Test_buildConfiguration(t *testing.T) {
p := Provider{
ExposedByDefault: true,
DefaultRule: "Host(`{{ normalize .Name }}.traefik.wtf`)",
UseBindPortIP: test.useBindPortIP,
}
p.Constraints = test.constraints