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Fix problems about duplicated and missing Docker backends/frontends.

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This commit is contained in:
NicoMen 2017-11-20 15:16:03 +01:00 committed by Traefiker
parent aae17c817b
commit 6619a787a3
2 changed files with 22 additions and 16 deletions
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14
provider/docker/docker.go
View file

@ -302,9 +302,15 @@ func (p *Provider) loadDockerConfig(containersInspected []dockerData) *types.Con
frontends := map[string][]dockerData{} frontends := map[string][]dockerData{}
backends := map[string]dockerData{} backends := map[string]dockerData{}
servers := map[string][]dockerData{} servers := map[string][]dockerData{}
serviceNames := make(map[string]struct{})
for idx, container := range filteredContainers { for idx, container := range filteredContainers {
frontendName := p.getFrontendName(container, idx) if _, exists := serviceNames[container.ServiceName]; !exists {
frontends[frontendName] = append(frontends[frontendName], container) frontendName := p.getFrontendName(container, idx)
frontends[frontendName] = append(frontends[frontendName], container)
if len(container.ServiceName) > 0 {
serviceNames[container.ServiceName] = struct{}{}
}
}
backendName := p.getBackend(container) backendName := p.getBackend(container)
backends[backendName] = container backends[backendName] = container
servers[backendName] = append(servers[backendName], container) servers[backendName] = append(servers[backendName], container)
@ -427,9 +433,9 @@ func (p *Provider) getServicePriority(container dockerData, serviceName string)
// Extract backend from labels for a given service and a given docker container // Extract backend from labels for a given service and a given docker container
func (p *Provider) getServiceBackend(container dockerData, serviceName string) string { func (p *Provider) getServiceBackend(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "frontend.backend"); ok { if value, ok := getContainerServiceLabel(container, serviceName, "frontend.backend"); ok {
return value return container.ServiceName + "-" + value
} }
return p.getBackend(container) + "-" + provider.Normalize(serviceName) return strings.TrimPrefix(container.ServiceName, "/") + "-" + p.getBackend(container) + "-" + provider.Normalize(serviceName)
} }
// Extract rule from labels for a given service and a given docker container // Extract rule from labels for a given service and a given docker container

24
provider/docker/service_test.go
View file

@ -171,19 +171,19 @@ func TestDockerGetServiceBackend(t *testing.T) {
}{ }{
{ {
container: containerJSON(name("foo")), container: containerJSON(name("foo")),
expected: "foo-myservice", expected: "foo-foo-myservice",
}, },
{ {
container: containerJSON(labels(map[string]string{ container: containerJSON(labels(map[string]string{
types.LabelBackend: "another-backend", types.LabelBackend: "another-backend",
})), })),
expected: "another-backend-myservice", expected: "fake-another-backend-myservice",
}, },
{ {
container: containerJSON(labels(map[string]string{ container: containerJSON(labels(map[string]string{
"traefik.myservice.frontend.backend": "custom-backend", "traefik.myservice.frontend.backend": "custom-backend",
})), })),
expected: "custom-backend", expected: "fake-custom-backend",
}, },
} }
@ -341,8 +341,8 @@ func TestDockerLoadDockerServiceConfig(t *testing.T) {
), ),
}, },
expectedFrontends: map[string]*types.Frontend{ expectedFrontends: map[string]*types.Frontend{
"frontend-foo-service": { "frontend-foo-foo-service": {
Backend: "backend-foo-service", Backend: "backend-foo-foo-service",
PassHostHeader: true, PassHostHeader: true,
EntryPoints: []string{"http", "https"}, EntryPoints: []string{"http", "https"},
BasicAuth: []string{"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/", "test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"}, BasicAuth: []string{"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/", "test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"},
@ -354,7 +354,7 @@ func TestDockerLoadDockerServiceConfig(t *testing.T) {
}, },
}, },
expectedBackends: map[string]*types.Backend{ expectedBackends: map[string]*types.Backend{
"backend-foo-service": { "backend-foo-foo-service": {
Servers: map[string]types.Server{ Servers: map[string]types.Server{
"service-0": { "service-0": {
URL: "http://127.0.0.1:2503", URL: "http://127.0.0.1:2503",
@ -399,8 +399,8 @@ func TestDockerLoadDockerServiceConfig(t *testing.T) {
), ),
}, },
expectedFrontends: map[string]*types.Frontend{ expectedFrontends: map[string]*types.Frontend{
"frontend-foobar": { "frontend-test1-foobar": {
Backend: "backend-foobar", Backend: "backend-test1-foobar",
PassHostHeader: false, PassHostHeader: false,
Priority: 5000, Priority: 5000,
EntryPoints: []string{"http", "https", "ws"}, EntryPoints: []string{"http", "https", "ws"},
@ -411,8 +411,8 @@ func TestDockerLoadDockerServiceConfig(t *testing.T) {
}, },
}, },
}, },
"frontend-test2-anotherservice": { "frontend-test2-test2-anotherservice": {
Backend: "backend-test2-anotherservice", Backend: "backend-test2-test2-anotherservice",
PassHostHeader: true, PassHostHeader: true,
EntryPoints: []string{}, EntryPoints: []string{},
BasicAuth: []string{}, BasicAuth: []string{},
@ -424,7 +424,7 @@ func TestDockerLoadDockerServiceConfig(t *testing.T) {
}, },
}, },
expectedBackends: map[string]*types.Backend{ expectedBackends: map[string]*types.Backend{
"backend-foobar": { "backend-test1-foobar": {
Servers: map[string]types.Server{ Servers: map[string]types.Server{
"service-0": { "service-0": {
URL: "https://127.0.0.1:2503", URL: "https://127.0.0.1:2503",
@ -433,7 +433,7 @@ func TestDockerLoadDockerServiceConfig(t *testing.T) {
}, },
CircuitBreaker: nil, CircuitBreaker: nil,
}, },
"backend-test2-anotherservice": { "backend-test2-test2-anotherservice": {
Servers: map[string]types.Server{ Servers: map[string]types.Server{
"service-0": { "service-0": {
URL: "http://127.0.0.1:8079", URL: "http://127.0.0.1:8079",