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refactor: ECS labels.

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Fernandez Ludovic 2018-03-28 02:13:48 +02:00 • committed by Traefiker Bot
parent 5921909ef5
commit 46db91ce73
9 changed files with 643 additions and 1224 deletions
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9
configuration/configuration.go
View file

@ -237,6 +237,15 @@ func (gc *GlobalConfiguration) SetEffectiveConfiguration(configFile string) {
}
}
if gc.ECS != nil {
if len(gc.ECS.Filename) != 0 && gc.ECS.TemplateVersion != 2 {
log.Warn("Template version 1 is deprecated, please use version 2, see TemplateVersion.")
gc.ECS.TemplateVersion = 1
} else {
gc.ECS.TemplateVersion = 2
}
}
if gc.Rancher != nil {
if len(gc.Rancher.Filename) != 0 && gc.Rancher.TemplateVersion != 2 {
log.Warn("Template version 1 is deprecated, please use version 2, see TemplateVersion.")

425
provider/ecs/config.go
View file

@ -2,65 +2,45 @@ package ecs
import (
"fmt"
"math"
"strconv"
"strings"
"text/template"
"github.com/BurntSushi/ty/fun"
"github.com/aws/aws-sdk-go/aws"
"github.com/containous/traefik/log"
"github.com/containous/traefik/provider"
"github.com/containous/traefik/provider/label"
"github.com/containous/traefik/types"
)
// buildConfiguration fills the config template with the given instances
func (p *Provider) buildConfiguration(services map[string][]ecsInstance) (*types.Configuration, error) {
func (p *Provider) buildConfigurationV2(services map[string][]ecsInstance) (*types.Configuration, error) {
var ecsFuncMap = template.FuncMap{
// Backend functions
"getHost": getHost,
"getPort": getPort,
"getCircuitBreaker": getCircuitBreaker,
"getLoadBalancer": getLoadBalancer,
"getMaxConn": getMaxConn,
"getHealthCheck": getHealthCheck,
"getBuffering": getBuffering,
"getCircuitBreaker": label.GetCircuitBreaker,
"getLoadBalancer": label.GetLoadBalancer,
"getMaxConn": label.GetMaxConn,
"getHealthCheck": label.GetHealthCheck,
"getBuffering": label.GetBuffering,
"getServers": getServers,
// TODO Deprecated [breaking]
"getProtocol": getFuncStringValue(label.TraefikProtocol, label.DefaultProtocol),
// TODO Deprecated [breaking]
"getWeight": getFuncIntValue(label.TraefikWeight, label.DefaultWeightInt),
// TODO Deprecated [breaking]
"getLoadBalancerMethod": getFuncFirstStringValue(label.TraefikBackendLoadBalancerMethod, label.DefaultBackendLoadBalancerMethod),
// TODO Deprecated [breaking]
"getSticky": getSticky,
// TODO Deprecated [breaking]
"hasStickinessLabel": getFuncFirstBoolValue(label.TraefikBackendLoadBalancerStickiness, false),
// TODO Deprecated [breaking]
"getStickinessCookieName": getFuncFirstStringValue(label.TraefikBackendLoadBalancerStickinessCookieName, label.DefaultBackendLoadbalancerStickinessCookieName),
// TODO Deprecated [breaking]
"hasHealthCheckLabels": hasFuncFirst(label.TraefikBackendHealthCheckPath),
// TODO Deprecated [breaking]
"getHealthCheckPath": getFuncFirstStringValue(label.TraefikBackendHealthCheckPath, ""),
// TODO Deprecated [breaking]
"getHealthCheckInterval": getFuncFirstStringValue(label.TraefikBackendHealthCheckInterval, ""),
// Frontend functions
"filterFrontends": filterFrontends,
"getFrontendRule": p.getFrontendRule,
"getPassHostHeader": getFuncBoolValue(label.TraefikFrontendPassHostHeader, label.DefaultPassHostHeaderBool),
"getPassTLSCert": getFuncBoolValue(label.TraefikFrontendPassTLSCert, label.DefaultPassTLSCert),
"getPriority": getFuncIntValue(label.TraefikFrontendPriority, label.DefaultFrontendPriorityInt),
"getBasicAuth": getFuncSliceString(label.TraefikFrontendAuthBasic),
"getEntryPoints": getFuncSliceString(label.TraefikFrontendEntryPoints),
"getRedirect": getRedirect,
"getErrorPages": getErrorPages,
"getRateLimit": getRateLimit,
"getHeaders": getHeaders,
"getWhiteList": getWhiteList,
"getPassHostHeader": label.GetFuncBool(label.TraefikFrontendPassHostHeader, label.DefaultPassHostHeaderBool),
"getPassTLSCert": label.GetFuncBool(label.TraefikFrontendPassTLSCert, label.DefaultPassTLSCert),
"getPriority": label.GetFuncInt(label.TraefikFrontendPriority, label.DefaultFrontendPriorityInt),
"getBasicAuth": label.GetFuncSliceString(label.TraefikFrontendAuthBasic),
"getEntryPoints": label.GetFuncSliceString(label.TraefikFrontendEntryPoints),
"getRedirect": label.GetRedirect,
"getErrorPages": label.GetErrorPages,
"getRateLimit": label.GetRateLimit,
"getHeaders": label.GetHeaders,
"getWhiteList": label.GetWhiteList,
}
return p.GetConfiguration("templates/ecs.tmpl", ecsFuncMap, struct {
Services map[string][]ecsInstance
}{
@ -70,27 +50,7 @@ func (p *Provider) buildConfiguration(services map[string][]ecsInstance) (*types
func (p *Provider) getFrontendRule(i ecsInstance) string {
defaultRule := "Host:" + strings.ToLower(strings.Replace(i.Name, "_", "-", -1)) + "." + p.Domain
return getStringValue(i, label.TraefikFrontendRule, defaultRule)
}
// TODO: Deprecated
// replaced by Stickiness
// Deprecated
func getSticky(instances []ecsInstance) bool {
if hasFirst(instances, label.TraefikBackendLoadBalancerSticky) {
log.Warnf("Deprecated configuration found: %s. Please use %s.", label.TraefikBackendLoadBalancerSticky, label.TraefikBackendLoadBalancerStickiness)
}
return getFirstBoolValue(instances, label.TraefikBackendLoadBalancerSticky, false)
}
// TODO: Deprecated
// replaced by Stickiness
// Deprecated
func getStickyOne(instance ecsInstance) bool {
if hasLabel(instance, label.TraefikBackendLoadBalancerSticky) {
log.Warnf("Deprecated configuration found: %s. Please use %s.", label.TraefikBackendLoadBalancerSticky, label.TraefikBackendLoadBalancerStickiness)
}
return getBoolValue(instance, label.TraefikBackendLoadBalancerSticky, false)
return label.GetStringValue(i.TraefikLabels, label.TraefikFrontendRule, defaultRule)
}
func getHost(i ecsInstance) string {
@ -98,7 +58,7 @@ func getHost(i ecsInstance) string {
}
func getPort(i ecsInstance) string {
if value := getStringValue(i, label.TraefikPort, ""); len(value) > 0 {
if value := label.GetStringValue(i.TraefikLabels, label.TraefikPort, ""); len(value) > 0 {
return value
}
return strconv.FormatInt(aws.Int64Value(i.container.NetworkBindings[0].HostPort), 10)
@ -116,79 +76,6 @@ func filterFrontends(instances []ecsInstance) []ecsInstance {
}, instances).([]ecsInstance)
}
func getCircuitBreaker(instance ecsInstance) *types.CircuitBreaker {
expression := getStringValue(instance, label.TraefikBackendCircuitBreakerExpression, "")
if len(expression) == 0 {
return nil
}
return &types.CircuitBreaker{Expression: expression}
}
func getLoadBalancer(instance ecsInstance) *types.LoadBalancer {
if !hasPrefix(instance, label.TraefikBackendLoadBalancer) {
return nil
}
method := getStringValue(instance, label.TraefikBackendLoadBalancerMethod, label.DefaultBackendLoadBalancerMethod)
lb := &types.LoadBalancer{
Method: method,
Sticky: getStickyOne(instance),
}
if getBoolValue(instance, label.TraefikBackendLoadBalancerStickiness, false) {
cookieName := getStringValue(instance, label.TraefikBackendLoadBalancerStickinessCookieName, label.DefaultBackendLoadbalancerStickinessCookieName)
lb.Stickiness = &types.Stickiness{CookieName: cookieName}
}
return lb
}
func getMaxConn(instance ecsInstance) *types.MaxConn {
amount := getInt64Value(instance, label.TraefikBackendMaxConnAmount, math.MinInt64)
extractorFunc := getStringValue(instance, label.TraefikBackendMaxConnExtractorFunc, label.DefaultBackendMaxconnExtractorFunc)
if amount == math.MinInt64 || len(extractorFunc) == 0 {
return nil
}
return &types.MaxConn{
Amount: amount,
ExtractorFunc: extractorFunc,
}
}
func getHealthCheck(instance ecsInstance) *types.HealthCheck {
path := getStringValue(instance, label.TraefikBackendHealthCheckPath, "")
if len(path) == 0 {
return nil
}
port := getIntValue(instance, label.TraefikBackendHealthCheckPort, label.DefaultBackendHealthCheckPort)
interval := getStringValue(instance, label.TraefikBackendHealthCheckInterval, "")
return &types.HealthCheck{
Path: path,
Port: port,
Interval: interval,
}
}
func getBuffering(instance ecsInstance) *types.Buffering {
if !hasPrefix(instance, label.TraefikBackendBuffering) {
return nil
}
return &types.Buffering{
MaxRequestBodyBytes: getInt64Value(instance, label.TraefikBackendBufferingMaxRequestBodyBytes, 0),
MaxResponseBodyBytes: getInt64Value(instance, label.TraefikBackendBufferingMaxResponseBodyBytes, 0),
MemRequestBodyBytes: getInt64Value(instance, label.TraefikBackendBufferingMemRequestBodyBytes, 0),
MemResponseBodyBytes: getInt64Value(instance, label.TraefikBackendBufferingMemResponseBodyBytes, 0),
RetryExpression: getStringValue(instance, label.TraefikBackendBufferingRetryExpression, ""),
}
}
func getServers(instances []ecsInstance) map[string]types.Server {
var servers map[string]types.Server
@ -197,288 +84,20 @@ func getServers(instances []ecsInstance) map[string]types.Server {
servers = make(map[string]types.Server)
}
protocol := getStringValue(instance, label.TraefikProtocol, label.DefaultProtocol)
protocol := label.GetStringValue(instance.TraefikLabels, label.TraefikProtocol, label.DefaultProtocol)
host := getHost(instance)
port := getPort(instance)
serverName := provider.Normalize(fmt.Sprintf("server-%s-%s", instance.Name, instance.ID))
servers[serverName] = types.Server{
URL: fmt.Sprintf("%s://%s:%s", protocol, host, port),
Weight: getIntValue(instance, label.TraefikWeight, 0),
Weight: label.GetIntValue(instance.TraefikLabels, label.TraefikWeight, 0),
}
}
return servers
}
func getWhiteList(instance ecsInstance) *types.WhiteList {
ranges := getSliceString(instance, label.TraefikFrontendWhiteListSourceRange)
if len(ranges) > 0 {
return &types.WhiteList{
SourceRange: ranges,
UseXForwardedFor: getBoolValue(instance, label.TraefikFrontendWhiteListUseXForwardedFor, false),
}
}
return nil
}
func getRedirect(instance ecsInstance) *types.Redirect {
permanent := getBoolValue(instance, label.TraefikFrontendRedirectPermanent, false)
if hasLabel(instance, label.TraefikFrontendRedirectEntryPoint) {
return &types.Redirect{
EntryPoint: getStringValue(instance, label.TraefikFrontendRedirectEntryPoint, ""),
Permanent: permanent,
}
}
if hasLabel(instance, label.TraefikFrontendRedirectRegex) &&
hasLabel(instance, label.TraefikFrontendRedirectReplacement) {
return &types.Redirect{
Regex: getStringValue(instance, label.TraefikFrontendRedirectRegex, ""),
Replacement: getStringValue(instance, label.TraefikFrontendRedirectReplacement, ""),
Permanent: permanent,
}
}
return nil
}
func getErrorPages(instance ecsInstance) map[string]*types.ErrorPage {
labels := mapPToMap(instance.containerDefinition.DockerLabels)
if len(labels) == 0 {
return nil
}
prefix := label.Prefix + label.BaseFrontendErrorPage
return label.ParseErrorPages(labels, prefix, label.RegexpFrontendErrorPage)
}
func getRateLimit(instance ecsInstance) *types.RateLimit {
extractorFunc := getStringValue(instance, label.TraefikFrontendRateLimitExtractorFunc, "")
if len(extractorFunc) == 0 {
return nil
}
labels := mapPToMap(instance.containerDefinition.DockerLabels)
prefix := label.Prefix + label.BaseFrontendRateLimit
limits := label.ParseRateSets(labels, prefix, label.RegexpFrontendRateLimit)
return &types.RateLimit{
ExtractorFunc: extractorFunc,
RateSet: limits,
}
}
func getHeaders(instance ecsInstance) *types.Headers {
headers := &types.Headers{
CustomRequestHeaders: getMapString(instance, label.TraefikFrontendRequestHeaders),
CustomResponseHeaders: getMapString(instance, label.TraefikFrontendResponseHeaders),
SSLProxyHeaders: getMapString(instance, label.TraefikFrontendSSLProxyHeaders),
AllowedHosts: getSliceString(instance, label.TraefikFrontendAllowedHosts),
HostsProxyHeaders: getSliceString(instance, label.TraefikFrontendHostsProxyHeaders),
STSSeconds: getInt64Value(instance, label.TraefikFrontendSTSSeconds, 0),
SSLRedirect: getBoolValue(instance, label.TraefikFrontendSSLRedirect, false),
SSLTemporaryRedirect: getBoolValue(instance, label.TraefikFrontendSSLTemporaryRedirect, false),
STSIncludeSubdomains: getBoolValue(instance, label.TraefikFrontendSTSIncludeSubdomains, false),
STSPreload: getBoolValue(instance, label.TraefikFrontendSTSPreload, false),
ForceSTSHeader: getBoolValue(instance, label.TraefikFrontendForceSTSHeader, false),
FrameDeny: getBoolValue(instance, label.TraefikFrontendFrameDeny, false),
ContentTypeNosniff: getBoolValue(instance, label.TraefikFrontendContentTypeNosniff, false),
BrowserXSSFilter: getBoolValue(instance, label.TraefikFrontendBrowserXSSFilter, false),
IsDevelopment: getBoolValue(instance, label.TraefikFrontendIsDevelopment, false),
SSLHost: getStringValue(instance, label.TraefikFrontendSSLHost, ""),
CustomFrameOptionsValue: getStringValue(instance, label.TraefikFrontendCustomFrameOptionsValue, ""),
ContentSecurityPolicy: getStringValue(instance, label.TraefikFrontendContentSecurityPolicy, ""),
PublicKey: getStringValue(instance, label.TraefikFrontendPublicKey, ""),
ReferrerPolicy: getStringValue(instance, label.TraefikFrontendReferrerPolicy, ""),
CustomBrowserXSSValue: getStringValue(instance, label.TraefikFrontendCustomBrowserXSSValue, ""),
}
if !headers.HasSecureHeadersDefined() && !headers.HasCustomHeadersDefined() {
return nil
}
return headers
}
// Label functions
func getFuncStringValue(labelName string, defaultValue string) func(i ecsInstance) string {
return func(i ecsInstance) string {
return getStringValue(i, labelName, defaultValue)
}
}
func getFuncBoolValue(labelName string, defaultValue bool) func(i ecsInstance) bool {
return func(i ecsInstance) bool {
return getBoolValue(i, labelName, defaultValue)
}
}
func getFuncIntValue(labelName string, defaultValue int) func(i ecsInstance) int {
return func(i ecsInstance) int {
return getIntValue(i, labelName, defaultValue)
}
}
func getFuncSliceString(labelName string) func(i ecsInstance) []string {
return func(i ecsInstance) []string {
return getSliceString(i, labelName)
}
}
// Deprecated
func hasFuncFirst(labelName string) func(instances []ecsInstance) bool {
return func(instances []ecsInstance) bool {
return hasFirst(instances, labelName)
}
}
// Deprecated
func getFuncFirstStringValue(labelName string, defaultValue string) func(instances []ecsInstance) string {
return func(instances []ecsInstance) string {
return getFirstStringValue(instances, labelName, defaultValue)
}
}
// Deprecated
func getFuncFirstBoolValue(labelName string, defaultValue bool) func(instances []ecsInstance) bool {
return func(instances []ecsInstance) bool {
if len(instances) < 0 {
return defaultValue
}
return getBoolValue(instances[0], labelName, defaultValue)
}
}
func hasLabel(i ecsInstance, labelName string) bool {
value, ok := i.containerDefinition.DockerLabels[labelName]
return ok && value != nil && len(aws.StringValue(value)) > 0
}
func hasPrefix(i ecsInstance, prefix string) bool {
for name, value := range i.containerDefinition.DockerLabels {
if strings.HasPrefix(name, prefix) && value != nil && len(aws.StringValue(value)) > 0 {
return true
}
}
return false
}
func getStringValue(i ecsInstance, labelName string, defaultValue string) string {
if v, ok := i.containerDefinition.DockerLabels[labelName]; ok {
if v == nil {
return defaultValue
}
if len(aws.StringValue(v)) == 0 {
return defaultValue
}
return aws.StringValue(v)
}
return defaultValue
}
func getBoolValue(i ecsInstance, labelName string, defaultValue bool) bool {
rawValue, ok := i.containerDefinition.DockerLabels[labelName]
if ok {
if rawValue != nil {
v, err := strconv.ParseBool(aws.StringValue(rawValue))
if err == nil {
return v
}
}
}
return defaultValue
}
func getIntValue(i ecsInstance, labelName string, defaultValue int) int {
rawValue, ok := i.containerDefinition.DockerLabels[labelName]
if ok {
if rawValue != nil {
v, err := strconv.Atoi(aws.StringValue(rawValue))
if err == nil {
return v
}
}
}
return defaultValue
}
func getInt64Value(i ecsInstance, labelName string, defaultValue int64) int64 {
rawValue, ok := i.containerDefinition.DockerLabels[labelName]
if ok {
if rawValue != nil {
v, err := strconv.ParseInt(aws.StringValue(rawValue), 10, 64)
if err == nil {
return v
}
}
}
return defaultValue
}
func getSliceString(i ecsInstance, labelName string) []string {
if value, ok := i.containerDefinition.DockerLabels[labelName]; ok {
if value == nil {
return nil
}
if len(aws.StringValue(value)) == 0 {
return nil
}
return label.SplitAndTrimString(aws.StringValue(value), ",")
}
return nil
}
func getMapString(i ecsInstance, labelName string) map[string]string {
if value, ok := i.containerDefinition.DockerLabels[labelName]; ok {
if value == nil {
return nil
}
if len(aws.StringValue(value)) == 0 {
return nil
}
return label.ParseMapValue(labelName, aws.StringValue(value))
}
return nil
}
// Deprecated
func hasFirst(instances []ecsInstance, labelName string) bool {
if len(instances) == 0 {
return false
}
return hasLabel(instances[0], labelName)
}
// Deprecated
func getFirstStringValue(instances []ecsInstance, labelName string, defaultValue string) string {
if len(instances) == 0 {
return defaultValue
}
return getStringValue(instances[0], labelName, defaultValue)
}
// Deprecated
func getFirstBoolValue(instances []ecsInstance, labelName string, defaultValue bool) bool {
if len(instances) == 0 {
return defaultValue
}
return getBoolValue(instances[0], labelName, defaultValue)
}
func mapPToMap(src map[string]*string) map[string]string {
result := make(map[string]string)
for key, value := range src {
if value != nil && len(aws.StringValue(value)) > 0 {
result[key] = aws.StringValue(value)
}
}
return result
}
func isEnabled(i ecsInstance, exposedByDefault bool) bool {
return getBoolValue(i, label.TraefikEnable, exposedByDefault)
return label.GetBoolValue(i.TraefikLabels, label.TraefikEnable, exposedByDefault)
}

12
provider/ecs/config_root.go Normal file
View file

@ -0,0 +1,12 @@
package ecs
import (
"github.com/containous/traefik/types"
)
func (p *Provider) buildConfiguration(services map[string][]ecsInstance) (*types.Configuration, error) {
if p.TemplateVersion == 1 {
return p.buildConfigurationV1(services)
}
return p.buildConfigurationV2(services)
}

834
provider/ecs/config_test.go
View file

@ -14,7 +14,7 @@ import (
)
func TestBuildConfiguration(t *testing.T) {
tests := []struct {
testCases := []struct {
desc string
services map[string][]ecsInstance
expected *types.Configuration
@ -346,14 +346,17 @@ func TestBuildConfiguration(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
provider := &Provider{}
got, err := provider.buildConfiguration(test.services)
assert.Equal(t, test.err, err)
services := fakeLoadTraefikLabels(test.services)
got, err := provider.buildConfiguration(services)
assert.Equal(t, test.err, err) // , err.Error()
assert.Equal(t, test.expected, got, test.desc)
})
}
@ -381,7 +384,7 @@ func TestFilterInstance(t *testing.T) {
label.TraefikPort: aws.String("80"),
})
tests := []struct {
testCases := []struct {
desc string
instanceInfo ecsInstance
exposedByDefault bool
@ -459,7 +462,7 @@ func TestFilterInstance(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
@ -475,7 +478,7 @@ func TestFilterInstance(t *testing.T) {
func TestChunkedTaskArns(t *testing.T) {
testVal := "a"
tests := []struct {
testCases := []struct {
desc string
count int
expectedLengths []int
@ -532,7 +535,7 @@ func TestChunkedTaskArns(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
@ -555,7 +558,7 @@ func TestChunkedTaskArns(t *testing.T) {
}
func TestGetHost(t *testing.T) {
tests := []struct {
testCases := []struct {
desc string
expected string
instanceInfo ecsInstance
@ -567,7 +570,7 @@ func TestGetHost(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
@ -579,7 +582,7 @@ func TestGetHost(t *testing.T) {
}
func TestGetPort(t *testing.T) {
tests := []struct {
testCases := []struct {
desc string
expected string
instanceInfo ecsInstance
@ -605,7 +608,7 @@ func TestGetPort(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
@ -617,7 +620,7 @@ func TestGetPort(t *testing.T) {
}
func TestGetFuncStringValue(t *testing.T) {
tests := []struct {
testCases := []struct {
desc string
expected string
instanceInfo ecsInstance
@ -643,19 +646,19 @@ func TestGetFuncStringValue(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getFuncStringValue(label.TraefikProtocol, label.DefaultProtocol)(test.instanceInfo)
actual := getFuncStringValueV1(label.TraefikProtocol, label.DefaultProtocol)(test.instanceInfo)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetFuncSliceString(t *testing.T) {
tests := []struct {
testCases := []struct {
desc string
expected []string
instanceInfo ecsInstance
@ -681,12 +684,12 @@ func TestGetFuncSliceString(t *testing.T) {
},
}
for _, test := range tests {
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getFuncSliceString(label.TraefikFrontendEntryPoints)(test.instanceInfo)
actual := getFuncSliceStringV1(label.TraefikFrontendEntryPoints)(test.instanceInfo)
assert.Equal(t, test.expected, actual)
})
}
@ -707,7 +710,7 @@ func makeEcsInstance(containerDef *ecs.ContainerDefinition) ecsInstance {
}
}
return ecsInstance{
instance := ecsInstance{
Name: "foo-http",
ID: "123456789abc",
task: &ecs.Task{
@ -725,6 +728,12 @@ func makeEcsInstance(containerDef *ecs.ContainerDefinition) ecsInstance {
},
},
}
if containerDef != nil {
instance.TraefikLabels = aws.StringValueMap(containerDef.DockerLabels)
}
return instance
}
func simpleEcsInstance(labels map[string]*string) ecsInstance {
@ -747,782 +756,15 @@ func simpleEcsInstanceNoNetwork(labels map[string]*string) ecsInstance {
})
}
func TestGetCircuitBreaker(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.CircuitBreaker
}{
{
desc: "should return nil when no CB label",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendCircuitBreakerExpression: aws.String("NetworkErrorRatio() > 0.5"),
}}},
expected: &types.CircuitBreaker{
Expression: "NetworkErrorRatio() > 0.5",
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getCircuitBreaker(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetLoadBalancer(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.LoadBalancer
}{
{
desc: "should return nil when no LB labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should return a struct when labels are set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendLoadBalancerMethod: aws.String("drr"),
label.TraefikBackendLoadBalancerSticky: aws.String("true"),
label.TraefikBackendLoadBalancerStickiness: aws.String("true"),
label.TraefikBackendLoadBalancerStickinessCookieName: aws.String("foo"),
}}},
expected: &types.LoadBalancer{
Method: "drr",
Sticky: true,
Stickiness: &types.Stickiness{
CookieName: "foo",
},
},
},
{
desc: "should return a nil Stickiness when Stickiness is not set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendLoadBalancerMethod: aws.String("drr"),
label.TraefikBackendLoadBalancerSticky: aws.String("true"),
label.TraefikBackendLoadBalancerStickinessCookieName: aws.String("foo"),
}}},
expected: &types.LoadBalancer{
Method: "drr",
Sticky: true,
Stickiness: nil,
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getLoadBalancer(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetMaxConn(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.MaxConn
}{
{
desc: "should return nil when no max conn labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should return nil when no amount label",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendMaxConnExtractorFunc: aws.String("client.ip"),
}}},
expected: nil,
},
{
desc: "should return default when no empty extractorFunc label",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendMaxConnExtractorFunc: aws.String(""),
label.TraefikBackendMaxConnAmount: aws.String("666"),
}}},
expected: &types.MaxConn{
ExtractorFunc: "request.host",
Amount: 666,
},
},
{
desc: "should return a struct when max conn labels are set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendMaxConnExtractorFunc: aws.String("client.ip"),
label.TraefikBackendMaxConnAmount: aws.String("666"),
}}},
expected: &types.MaxConn{
ExtractorFunc: "client.ip",
Amount: 666,
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getMaxConn(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetHealthCheck(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.HealthCheck
}{
{
desc: "should return nil when no health check labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
}},
expected: nil,
},
{
desc: "should return nil when no health check Path label",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendHealthCheckPort: aws.String("80"),
label.TraefikBackendHealthCheckInterval: aws.String("6"),
}}},
expected: nil,
},
{
desc: "should return a struct when health check labels are set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendHealthCheckPath: aws.String("/health"),
label.TraefikBackendHealthCheckPort: aws.String("80"),
label.TraefikBackendHealthCheckInterval: aws.String("6"),
}}},
expected: &types.HealthCheck{
Path: "/health",
Port: 80,
Interval: "6",
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getHealthCheck(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetBuffering(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.Buffering
}{
{
desc: "should return nil when no buffering labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
}},
expected: nil,
},
{
desc: "should return a struct when health check labels are set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendBufferingMaxResponseBodyBytes: aws.String("10485760"),
label.TraefikBackendBufferingMemResponseBodyBytes: aws.String("2097152"),
label.TraefikBackendBufferingMaxRequestBodyBytes: aws.String("10485760"),
label.TraefikBackendBufferingMemRequestBodyBytes: aws.String("2097152"),
label.TraefikBackendBufferingRetryExpression: aws.String("IsNetworkError() && Attempts() <= 2"),
}}},
expected: &types.Buffering{
MaxResponseBodyBytes: 10485760,
MemResponseBodyBytes: 2097152,
MaxRequestBodyBytes: 10485760,
MemRequestBodyBytes: 2097152,
RetryExpression: "IsNetworkError() && Attempts() <= 2",
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getBuffering(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetServers(t *testing.T) {
testCases := []struct {
desc string
instances []ecsInstance
expected map[string]types.Server
}{
{
desc: "should return a dumb server when no IP and no ",
instances: []ecsInstance{{
Name: "test",
ID: "0",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
machine: &ec2.Instance{
PrivateIpAddress: nil,
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: nil,
}},
}}},
expected: map[string]types.Server{
"server-test-0": {URL: "http://:0", Weight: 0},
},
},
{
desc: "should use default weight when invalid weight value",
instances: []ecsInstance{{
Name: "test",
ID: "0",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikWeight: aws.String("oops"),
}},
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.10.10.0"),
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: aws.Int64(80),
}},
}}},
expected: map[string]types.Server{
"server-test-0": {URL: "http://10.10.10.0:80", Weight: 0},
},
},
{
desc: "should return a map when configuration keys are defined",
instances: []ecsInstance{
{
Name: "test",
ID: "0",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikWeight: aws.String("6"),
}},
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.10.10.0"),
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: aws.Int64(80),
}},
}},
{
Name: "test",
ID: "1",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{}},
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.10.10.1"),
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: aws.Int64(90),
}},
}},
},
expected: map[string]types.Server{
"server-test-0": {
URL: "http://10.10.10.0:80",
Weight: 6,
},
"server-test-1": {
URL: "http://10.10.10.1:90",
Weight: 0,
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getServers(test.instances)
assert.Equal(t, test.expected, actual)
})
}
}
func TestWhiteList(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.WhiteList
}{
{
desc: "should return nil when no white list labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should return a struct when only range",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendWhiteListSourceRange: aws.String("10.10.10.10"),
}},
},
expected: &types.WhiteList{
SourceRange: []string{
"10.10.10.10",
},
UseXForwardedFor: false,
},
},
{
desc: "should return a struct when range and UseXForwardedFor",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendWhiteListSourceRange: aws.String("10.10.10.10"),
label.TraefikFrontendWhiteListUseXForwardedFor: aws.String("true"),
}},
},
expected: &types.WhiteList{
SourceRange: []string{
"10.10.10.10",
},
UseXForwardedFor: true,
},
},
{
desc: "should return nil when only UseXForwardedFor",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendWhiteListUseXForwardedFor: aws.String("true"),
}},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getWhiteList(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetRedirect(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.Redirect
}{
{
desc: "should return nil when no redirect labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should use only entry point tag when mix regex redirect and entry point redirect",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRedirectEntryPoint: aws.String("https"),
label.TraefikFrontendRedirectRegex: aws.String("(.*)"),
label.TraefikFrontendRedirectReplacement: aws.String("$1"),
}},
},
expected: &types.Redirect{
EntryPoint: "https",
},
},
{
desc: "should return a struct when entry point redirect label",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRedirectEntryPoint: aws.String("https"),
}},
},
expected: &types.Redirect{
EntryPoint: "https",
},
},
{
desc: "should return a struct when entry point redirect label (permanent)",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRedirectEntryPoint: aws.String("https"),
label.TraefikFrontendRedirectPermanent: aws.String("true"),
}},
},
expected: &types.Redirect{
EntryPoint: "https",
Permanent: true,
},
},
{
desc: "should return a struct when regex redirect labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRedirectRegex: aws.String("(.*)"),
label.TraefikFrontendRedirectReplacement: aws.String("$1"),
}},
},
expected: &types.Redirect{
Regex: "(.*)",
Replacement: "$1",
},
},
{
desc: "should return a struct when regex redirect tags (permanent)",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRedirectRegex: aws.String("(.*)"),
label.TraefikFrontendRedirectReplacement: aws.String("$1"),
label.TraefikFrontendRedirectPermanent: aws.String("true"),
}},
},
expected: &types.Redirect{
Regex: "(.*)",
Replacement: "$1",
Permanent: true,
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getRedirect(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetErrorPages(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected map[string]*types.ErrorPage
}{
{
desc: "",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "2 errors pages",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageStatus: aws.String("404"),
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageBackend: aws.String("foo_backend"),
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageQuery: aws.String("foo_query"),
label.Prefix + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageStatus: aws.String("500,600"),
label.Prefix + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageBackend: aws.String("bar_backend"),
label.Prefix + label.BaseFrontendErrorPage + "bar." + label.SuffixErrorPageQuery: aws.String("bar_query"),
}}},
expected: map[string]*types.ErrorPage{
"foo": {
Status: []string{"404"},
Query: "foo_query",
Backend: "foo_backend",
},
"bar": {
Status: []string{"500", "600"},
Query: "bar_query",
Backend: "bar_backend",
},
},
},
{
desc: "only status field",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.Prefix + label.BaseFrontendErrorPage + "foo." + label.SuffixErrorPageStatus: aws.String("404"),
}}},
expected: map[string]*types.ErrorPage{
"foo": {
Status: []string{"404"},
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getErrorPages(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetRateLimit(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.RateLimit
}{
{
desc: "should return nil when no rate limit labels",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should return a struct when rate limit labels are defined",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRateLimitExtractorFunc: aws.String("client.ip"),
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitPeriod: aws.String("6"),
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitAverage: aws.String("12"),
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitBurst: aws.String("18"),
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitPeriod: aws.String("3"),
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitAverage: aws.String("6"),
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitBurst: aws.String("9"),
},
},
},
expected: &types.RateLimit{
ExtractorFunc: "client.ip",
RateSet: map[string]*types.Rate{
"foo": {
Period: flaeg.Duration(6 * time.Second),
Average: 12,
Burst: 18,
},
"bar": {
Period: flaeg.Duration(3 * time.Second),
Average: 6,
Burst: 9,
},
},
},
},
{
desc: "should return nil when ExtractorFunc is missing",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitPeriod: aws.String("6"),
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitAverage: aws.String("12"),
label.Prefix + label.BaseFrontendRateLimit + "foo." + label.SuffixRateLimitBurst: aws.String("18"),
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitPeriod: aws.String("3"),
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitAverage: aws.String("6"),
label.Prefix + label.BaseFrontendRateLimit + "bar." + label.SuffixRateLimitBurst: aws.String("9"),
},
},
},
expected: nil,
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getRateLimit(test.instance)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetHeaders(t *testing.T) {
testCases := []struct {
desc string
instance ecsInstance
expected *types.Headers
}{
{
desc: "",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should return nil when no custom headers options are set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
},
expected: nil,
},
{
desc: "should return a struct when all custom headers options are set",
instance: ecsInstance{
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikFrontendRequestHeaders: aws.String("Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8"),
label.TraefikFrontendResponseHeaders: aws.String("Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8"),
label.TraefikFrontendSSLProxyHeaders: aws.String("Access-Control-Allow-Methods:POST,GET,OPTIONS || Content-type: application/json; charset=utf-8"),
label.TraefikFrontendAllowedHosts: aws.String("foo,bar,bor"),
label.TraefikFrontendHostsProxyHeaders: aws.String("foo,bar,bor"),
label.TraefikFrontendSSLHost: aws.String("foo"),
label.TraefikFrontendCustomFrameOptionsValue: aws.String("foo"),
label.TraefikFrontendContentSecurityPolicy: aws.String("foo"),
label.TraefikFrontendPublicKey: aws.String("foo"),
label.TraefikFrontendReferrerPolicy: aws.String("foo"),
label.TraefikFrontendCustomBrowserXSSValue: aws.String("foo"),
label.TraefikFrontendSTSSeconds: aws.String("666"),
label.TraefikFrontendSSLRedirect: aws.String("true"),
label.TraefikFrontendSSLTemporaryRedirect: aws.String("true"),
label.TraefikFrontendSTSIncludeSubdomains: aws.String("true"),
label.TraefikFrontendSTSPreload: aws.String("true"),
label.TraefikFrontendForceSTSHeader: aws.String("true"),
label.TraefikFrontendFrameDeny: aws.String("true"),
label.TraefikFrontendContentTypeNosniff: aws.String("true"),
label.TraefikFrontendBrowserXSSFilter: aws.String("true"),
label.TraefikFrontendIsDevelopment: aws.String("true"),
},
},
},
expected: &types.Headers{
CustomRequestHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
CustomResponseHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
SSLProxyHeaders: map[string]string{
"Access-Control-Allow-Methods": "POST,GET,OPTIONS",
"Content-Type": "application/json; charset=utf-8",
},
AllowedHosts: []string{"foo", "bar", "bor"},
HostsProxyHeaders: []string{"foo", "bar", "bor"},
SSLHost: "foo",
CustomFrameOptionsValue: "foo",
ContentSecurityPolicy: "foo",
PublicKey: "foo",
ReferrerPolicy: "foo",
CustomBrowserXSSValue: "foo",
STSSeconds: 666,
SSLRedirect: true,
SSLTemporaryRedirect: true,
STSIncludeSubdomains: true,
STSPreload: true,
ForceSTSHeader: true,
FrameDeny: true,
ContentTypeNosniff: true,
BrowserXSSFilter: true,
IsDevelopment: true,
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getHeaders(test.instance)
assert.Equal(t, test.expected, actual)
})
func fakeLoadTraefikLabels(services map[string][]ecsInstance) map[string][]ecsInstance {
result := make(map[string][]ecsInstance)
for name, srcInstances := range services {
var instances []ecsInstance
for _, instance := range srcInstances {
instance.TraefikLabels = aws.StringValueMap(instance.containerDefinition.DockerLabels)
instances = append(instances, instance)
}
result[name] = instances
}
return result
}

196
provider/ecs/deprecated_config.go Normal file
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@ -0,0 +1,196 @@
package ecs
import (
"strconv"
"text/template"
"github.com/aws/aws-sdk-go/aws"
"github.com/containous/traefik/log"
"github.com/containous/traefik/provider/label"
"github.com/containous/traefik/types"
)
// buildConfiguration fills the config template with the given instances
// Deprecated
func (p *Provider) buildConfigurationV1(services map[string][]ecsInstance) (*types.Configuration, error) {
var ecsFuncMap = template.FuncMap{
// Backend functions
"getHost": getHost,
"getPort": getPort,
"getProtocol": getFuncStringValueV1(label.TraefikProtocol, label.DefaultProtocol),
"getWeight": getFuncIntValueV1(label.TraefikWeight, label.DefaultWeightInt),
"getLoadBalancerMethod": getFuncFirstStringValueV1(label.TraefikBackendLoadBalancerMethod, label.DefaultBackendLoadBalancerMethod),
"getLoadBalancerSticky": getStickyV1,
"hasStickinessLabel": getFuncFirstBoolValueV1(label.TraefikBackendLoadBalancerStickiness, false),
"getStickinessCookieName": getFuncFirstStringValueV1(label.TraefikBackendLoadBalancerStickinessCookieName, label.DefaultBackendLoadbalancerStickinessCookieName),
"hasHealthCheckLabels": hasFuncFirstV1(label.TraefikBackendHealthCheckPath),
"getHealthCheckPath": getFuncFirstStringValueV1(label.TraefikBackendHealthCheckPath, ""),
"getHealthCheckInterval": getFuncFirstStringValueV1(label.TraefikBackendHealthCheckInterval, ""),
// Frontend functions
"filterFrontends": filterFrontends,
"getFrontendRule": p.getFrontendRule,
"getPassHostHeader": getFuncBoolValueV1(label.TraefikFrontendPassHostHeader, label.DefaultPassHostHeaderBool),
"getPassTLSCert": getFuncBoolValueV1(label.TraefikFrontendPassTLSCert, label.DefaultPassTLSCert),
"getPriority": getFuncIntValueV1(label.TraefikFrontendPriority, label.DefaultFrontendPriorityInt),
"getBasicAuth": getFuncSliceStringV1(label.TraefikFrontendAuthBasic),
"getEntryPoints": getFuncSliceStringV1(label.TraefikFrontendEntryPoints),
}
return p.GetConfiguration("templates/ecs-v1.tmpl", ecsFuncMap, struct {
Services map[string][]ecsInstance
}{
Services: services,
})
}
// TODO: Deprecated
// replaced by Stickiness
// Deprecated
func getStickyV1(instances []ecsInstance) bool {
if hasFirstV1(instances, label.TraefikBackendLoadBalancerSticky) {
log.Warnf("Deprecated configuration found: %s. Please use %s.", label.TraefikBackendLoadBalancerSticky, label.TraefikBackendLoadBalancerStickiness)
}
return getFirstBoolValueV1(instances, label.TraefikBackendLoadBalancerSticky, false)
}
// Label functions
// Deprecated
func getFuncStringValueV1(labelName string, defaultValue string) func(i ecsInstance) string {
return func(i ecsInstance) string {
return getStringValueV1(i, labelName, defaultValue)
}
}
// Deprecated
func getFuncBoolValueV1(labelName string, defaultValue bool) func(i ecsInstance) bool {
return func(i ecsInstance) bool {
return getBoolValueV1(i, labelName, defaultValue)
}
}
// Deprecated
func getFuncIntValueV1(labelName string, defaultValue int) func(i ecsInstance) int {
return func(i ecsInstance) int {
return getIntValueV1(i, labelName, defaultValue)
}
}
// Deprecated
func getFuncSliceStringV1(labelName string) func(i ecsInstance) []string {
return func(i ecsInstance) []string {
return getSliceStringV1(i, labelName)
}
}
// Deprecated
func hasLabelV1(i ecsInstance, labelName string) bool {
value, ok := i.containerDefinition.DockerLabels[labelName]
return ok && value != nil && len(aws.StringValue(value)) > 0
}
// Deprecated
func getStringValueV1(i ecsInstance, labelName string, defaultValue string) string {
if v, ok := i.containerDefinition.DockerLabels[labelName]; ok {
if v == nil {
return defaultValue
}
if len(aws.StringValue(v)) == 0 {
return defaultValue
}
return aws.StringValue(v)
}
return defaultValue
}
// Deprecated
func getBoolValueV1(i ecsInstance, labelName string, defaultValue bool) bool {
rawValue, ok := i.containerDefinition.DockerLabels[labelName]
if ok {
if rawValue != nil {
v, err := strconv.ParseBool(aws.StringValue(rawValue))
if err == nil {
return v
}
}
}
return defaultValue
}
// Deprecated
func getIntValueV1(i ecsInstance, labelName string, defaultValue int) int {
rawValue, ok := i.containerDefinition.DockerLabels[labelName]
if ok {
if rawValue != nil {
v, err := strconv.Atoi(aws.StringValue(rawValue))
if err == nil {
return v
}
}
}
return defaultValue
}
// Deprecated
func getSliceStringV1(i ecsInstance, labelName string) []string {
if value, ok := i.containerDefinition.DockerLabels[labelName]; ok {
if value == nil {
return nil
}
if len(aws.StringValue(value)) == 0 {
return nil
}
return label.SplitAndTrimString(aws.StringValue(value), ",")
}
return nil
}
// Deprecated
func hasFuncFirstV1(labelName string) func(instances []ecsInstance) bool {
return func(instances []ecsInstance) bool {
return hasFirstV1(instances, labelName)
}
}
// Deprecated
func getFuncFirstStringValueV1(labelName string, defaultValue string) func(instances []ecsInstance) string {
return func(instances []ecsInstance) string {
return getFirstStringValueV1(instances, labelName, defaultValue)
}
}
// Deprecated
func getFuncFirstBoolValueV1(labelName string, defaultValue bool) func(instances []ecsInstance) bool {
return func(instances []ecsInstance) bool {
if len(instances) < 0 {
return defaultValue
}
return getBoolValueV1(instances[0], labelName, defaultValue)
}
}
// Deprecated
func hasFirstV1(instances []ecsInstance, labelName string) bool {
if len(instances) == 0 {
return false
}
return hasLabelV1(instances[0], labelName)
}
// Deprecated
func getFirstStringValueV1(instances []ecsInstance, labelName string, defaultValue string) string {
if len(instances) == 0 {
return defaultValue
}
return getStringValueV1(instances[0], labelName, defaultValue)
}
// Deprecated
func getFirstBoolValueV1(instances []ecsInstance, labelName string, defaultValue bool) bool {
if len(instances) == 0 {
return defaultValue
}
return getBoolValueV1(instances[0], labelName, defaultValue)
}

292
provider/ecs/deprecated_config_test.go Normal file
View file

@ -0,0 +1,292 @@
package ecs
import (
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/aws/aws-sdk-go/service/ecs"
"github.com/containous/traefik/provider/label"
"github.com/containous/traefik/types"
"github.com/stretchr/testify/assert"
)
func TestBuildConfigurationV1(t *testing.T) {
testCases := []struct {
desc string
services map[string][]ecsInstance
expected *types.Configuration
err error
}{
{
desc: "config parsed successfully",
services: map[string][]ecsInstance{
"testing": {{
Name: "testing",
ID: "1",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{},
},
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.0.0.1"),
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: aws.Int64(1337),
}},
},
}},
},
expected: &types.Configuration{
Backends: map[string]*types.Backend{
"backend-testing": {
Servers: map[string]types.Server{
"server-testing1": {
URL: "http://10.0.0.1:1337",
}},
LoadBalancer: &types.LoadBalancer{
Method: "wrr",
},
},
},
Frontends: map[string]*types.Frontend{
"frontend-testing": {
EntryPoints: []string{},
Backend: "backend-testing",
Routes: map[string]types.Route{
"route-frontend-testing": {
Rule: "Host:testing.",
},
},
PassHostHeader: true,
BasicAuth: []string{},
},
},
},
},
{
desc: "config parsed successfully with health check labels",
services: map[string][]ecsInstance{
"testing": {{
Name: "testing",
ID: "1",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikBackendHealthCheckPath: aws.String("/health"),
label.TraefikBackendHealthCheckInterval: aws.String("1s"),
}},
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.0.0.1"),
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: aws.Int64(1337),
}},
},
}},
},
expected: &types.Configuration{
Backends: map[string]*types.Backend{
"backend-testing": {
HealthCheck: &types.HealthCheck{
Path: "/health",
Interval: "1s",
},
Servers: map[string]types.Server{
"server-testing1": {
URL: "http://10.0.0.1:1337",
}},
LoadBalancer: &types.LoadBalancer{
Method: "wrr",
},
},
},
Frontends: map[string]*types.Frontend{
"frontend-testing": {
EntryPoints: []string{},
Backend: "backend-testing",
Routes: map[string]types.Route{
"route-frontend-testing": {
Rule: "Host:testing.",
},
},
PassHostHeader: true,
BasicAuth: []string{},
},
},
},
},
{
desc: "when all labels are set",
services: map[string][]ecsInstance{
"testing-instance": {{
Name: "testing-instance",
ID: "6",
containerDefinition: &ecs.ContainerDefinition{
DockerLabels: map[string]*string{
label.TraefikPort: aws.String("666"),
label.TraefikProtocol: aws.String("https"),
label.TraefikWeight: aws.String("12"),
label.TraefikBackend: aws.String("foobar"),
label.TraefikBackendHealthCheckPath: aws.String("/health"),
label.TraefikBackendHealthCheckInterval: aws.String("6"),
label.TraefikBackendLoadBalancerMethod: aws.String("drr"),
label.TraefikBackendLoadBalancerSticky: aws.String("true"),
label.TraefikBackendLoadBalancerStickiness: aws.String("true"),
label.TraefikBackendLoadBalancerStickinessCookieName: aws.String("chocolate"),
label.TraefikFrontendAuthBasic: aws.String("test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/,test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0"),
label.TraefikFrontendEntryPoints: aws.String("http,https"),
label.TraefikFrontendPassHostHeader: aws.String("true"),
label.TraefikFrontendPriority: aws.String("666"),
label.TraefikFrontendRule: aws.String("Host:traefik.io"),
}},
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.0.0.1"),
},
container: &ecs.Container{
NetworkBindings: []*ecs.NetworkBinding{{
HostPort: aws.Int64(1337),
}},
},
}},
},
expected: &types.Configuration{
Backends: map[string]*types.Backend{
"backend-testing-instance": {
Servers: map[string]types.Server{
"server-testing-instance6": {
URL: "https://10.0.0.1:666",
Weight: 12,
},
},
LoadBalancer: &types.LoadBalancer{
Method: "drr",
Sticky: true,
Stickiness: &types.Stickiness{
CookieName: "chocolate",
},
},
HealthCheck: &types.HealthCheck{
Path: "/health",
Interval: "6",
},
},
},
Frontends: map[string]*types.Frontend{
"frontend-testing-instance": {
EntryPoints: []string{
"http",
"https",
},
Backend: "backend-testing-instance",
Routes: map[string]types.Route{
"route-frontend-testing-instance": {
Rule: "Host:traefik.io",
},
},
PassHostHeader: true,
Priority: 666,
BasicAuth: []string{
"test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/",
"test2:$apr1$d9hr9HBB$4HxwgUir3HP4EsggP/QNo0",
},
},
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
provider := &Provider{}
services := fakeLoadTraefikLabels(test.services)
got, err := provider.buildConfigurationV1(services)
assert.Equal(t, test.err, err) // , err.Error()
assert.Equal(t, test.expected, got, test.desc)
})
}
}
func TestGetFuncStringValueV1(t *testing.T) {
testCases := []struct {
desc string
expected string
instanceInfo ecsInstance
}{
{
desc: "Protocol label is not set should return a string equals to http",
expected: "http",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
desc: "Protocol label is set to http should return a string equals to http",
expected: "http",
instanceInfo: simpleEcsInstance(map[string]*string{
label.TraefikProtocol: aws.String("http"),
}),
},
{
desc: "Protocol label is set to https should return a string equals to https",
expected: "https",
instanceInfo: simpleEcsInstance(map[string]*string{
label.TraefikProtocol: aws.String("https"),
}),
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getFuncStringValueV1(label.TraefikProtocol, label.DefaultProtocol)(test.instanceInfo)
assert.Equal(t, test.expected, actual)
})
}
}
func TestGetFuncSliceStringV1(t *testing.T) {
testCases := []struct {
desc string
expected []string
instanceInfo ecsInstance
}{
{
desc: "Frontend entrypoints label not set should return empty array",
expected: nil,
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
desc: "Frontend entrypoints label set to http should return a string array of 1 element",
expected: []string{"http"},
instanceInfo: simpleEcsInstance(map[string]*string{
label.TraefikFrontendEntryPoints: aws.String("http"),
}),
},
{
desc: "Frontend entrypoints label set to http,https should return a string array of 2 elements",
expected: []string{"http", "https"},
instanceInfo: simpleEcsInstance(map[string]*string{
label.TraefikFrontendEntryPoints: aws.String("http,https"),
}),
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
actual := getFuncSliceStringV1(label.TraefikFrontendEntryPoints)(test.instanceInfo)
assert.Equal(t, test.expected, actual)
})
}
}

23
provider/ecs/ecs.go
View file

@ -51,6 +51,7 @@ type ecsInstance struct {
container *ecs.Container
containerDefinition *ecs.ContainerDefinition
machine *ec2.Instance
TraefikLabels map[string]string
}
type awsClient struct {
@ -201,7 +202,6 @@ func (p *Provider) loadECSConfig(ctx context.Context, client *awsClient) (*types
// Find all running Provider tasks in a cluster, also collect the task definitions (for docker labels)
// and the EC2 instance data
func (p *Provider) listInstances(ctx context.Context, client *awsClient) ([]ecsInstance, error) {
var instances []ecsInstance
var clustersArn []*string
var clusters Clusters
@ -233,7 +233,11 @@ func (p *Provider) listInstances(ctx context.Context, client *awsClient) ([]ecsI
} else {
clusters = p.Clusters
}
var instances []ecsInstance
log.Debugf("ECS Clusters: %s", clusters)
for _, c := range clusters {
req, _ := client.ecs.ListTasksRequest(&ecs.ListTasksInput{
@ -317,13 +321,14 @@ func (p *Provider) listInstances(ctx context.Context, client *awsClient) ([]ecsI
}
instances = append(instances, ecsInstance{
fmt.Sprintf("%s-%s", strings.Replace(aws.StringValue(task.Group), ":", "-", 1), *container.Name),
(aws.StringValue(task.TaskArn))[len(aws.StringValue(task.TaskArn))-12:],
task,
taskDefinition,
container,
containerDefinition,
machines[machineIdx],
Name: fmt.Sprintf("%s-%s", strings.Replace(aws.StringValue(task.Group), ":", "-", 1), *container.Name),
ID: (aws.StringValue(task.TaskArn))[len(aws.StringValue(task.TaskArn))-12:],
task: task,
taskDefinition: taskDefinition,
container: container,
containerDefinition: containerDefinition,
machine: machines[machineIdx],
TraefikLabels: aws.StringValueMap(containerDefinition.DockerLabels),
})
}
}
@ -398,7 +403,7 @@ func (p *Provider) lookupTaskDefinitions(ctx context.Context, client *awsClient,
func (p *Provider) filterInstance(i ecsInstance) bool {
if labelPort := getStringValue(i, label.TraefikPort, ""); len(i.container.NetworkBindings) == 0 && labelPort == "" {
if labelPort := getStringValueV1(i, label.TraefikPort, ""); len(i.container.NetworkBindings) == 0 && labelPort == "" {
log.Debugf("Filtering ecs instance without port %s (%s)", i.Name, i.ID)
return false
}

44
templates/ecs-v1.tmpl Normal file
View file

@ -0,0 +1,44 @@
[backends]
{{range $serviceName, $instances := .Services }}
[backends."backend-{{ $serviceName }}".loadBalancer]
method = "{{ getLoadBalancerMethod $instances }}"
sticky = {{ getLoadBalancerSticky $instances }}
{{if hasStickinessLabel $instances }}
[backends."backend-{{ $serviceName }}".loadBalancer.stickiness]
cookieName = "{{ getStickinessCookieName $instances }}"
{{end}}
{{ if hasHealthCheckLabels $instances }}
[backends."backend-{{ $serviceName }}".healthCheck]
path = "{{ getHealthCheckPath $instances }}"
interval = "{{ getHealthCheckInterval $instances }}"
{{end}}
{{range $index, $i := $instances }}
[backends."backend-{{ $i.Name }}".servers."server-{{ $i.Name }}{{ $i.ID }}"]
url = "{{ getProtocol $i }}://{{ getHost $i }}:{{ getPort $i }}"
weight = {{ getWeight $i }}
{{end}}
{{end}}
[frontends]
{{range $serviceName, $instances := .Services}}
{{range filterFrontends $instances }}
[frontends."frontend-{{ $serviceName }}"]
backend = "backend-{{ $serviceName }}"
passHostHeader = {{ getPassHostHeader . }}
priority = {{ getPriority . }}
entryPoints = [{{range getEntryPoints . }}
"{{.}}",
{{end}}]
basicAuth = [{{range getBasicAuth . }}
"{{.}}",
{{end}}]
[frontends."frontend-{{ $serviceName }}".routes."route-frontend-{{ $serviceName }}"]
rule = "{{getFrontendRule .}}"
{{end}}
{{end}}

32
templates/ecs.tmpl
View file

@ -2,13 +2,13 @@
{{range $serviceName, $instances := .Services }}
{{ $firstInstance := index $instances 0 }}
{{ $circuitBreaker := getCircuitBreaker $firstInstance }}
{{ $circuitBreaker := getCircuitBreaker $firstInstance.TraefikLabels }}
{{if $circuitBreaker }}
[backends."backend-{{ $serviceName }}".circuitBreaker]
expression = "{{ $circuitBreaker.Expression }}"
{{end}}
{{ $loadBalancer := getLoadBalancer $firstInstance }}
{{ $loadBalancer := getLoadBalancer $firstInstance.TraefikLabels }}
{{if $loadBalancer }}
[backends."backend-{{ $serviceName }}".loadBalancer]
method = "{{ $loadBalancer.Method }}"
@ -19,14 +19,14 @@
{{end}}
{{end}}
{{ $maxConn := getMaxConn $firstInstance }}
{{ $maxConn := getMaxConn $firstInstance.TraefikLabels }}
{{if $maxConn }}
[backends."backend-{{ $serviceName }}".maxConn]
extractorFunc = "{{ $maxConn.ExtractorFunc }}"
amount = {{ $maxConn.Amount }}
{{end}}
{{ $healthCheck := getHealthCheck $firstInstance }}
{{ $healthCheck := getHealthCheck $firstInstance.TraefikLabels }}
{{if $healthCheck }}
[backends."backend-{{ $serviceName }}".healthCheck]
path = "{{ $healthCheck.Path }}"
@ -34,7 +34,7 @@
interval = "{{ $healthCheck.Interval }}"
{{end}}
{{ $buffering := getBuffering $firstInstance }}
{{ $buffering := getBuffering $firstInstance.TraefikLabels }}
{{if $buffering }}
[backends."backend-{{ $serviceName }}".buffering]
maxRequestBodyBytes = {{ $buffering.MaxRequestBodyBytes }}
@ -58,19 +58,19 @@
[frontends."frontend-{{ $serviceName }}"]
backend = "backend-{{ $serviceName }}"
priority = {{ getPriority $instance }}
passHostHeader = {{ getPassHostHeader $instance }}
passTLSCert = {{ getPassTLSCert $instance }}
priority = {{ getPriority $instance.TraefikLabels }}
passHostHeader = {{ getPassHostHeader $instance.TraefikLabels }}
passTLSCert = {{ getPassTLSCert $instance.TraefikLabels }}
entryPoints = [{{range getEntryPoints $instance }}
entryPoints = [{{range getEntryPoints $instance.TraefikLabels }}
"{{.}}",
{{end}}]
basicAuth = [{{range getBasicAuth $instance }}
basicAuth = [{{range getBasicAuth $instance.TraefikLabels }}
"{{.}}",
{{end}}]
{{ $whitelist := getWhiteList $instance }}
{{ $whitelist := getWhiteList $instance.TraefikLabels }}
{{if $whitelist }}
[frontends."frontend-{{ $serviceName }}".whiteList]
sourceRange = [{{range $whitelist.SourceRange }}
@ -79,7 +79,7 @@
useXForwardedFor = {{ $whitelist.UseXForwardedFor }}
{{end}}
{{ $redirect := getRedirect $instance }}
{{ $redirect := getRedirect $instance.TraefikLabels }}
{{if $redirect }}
[frontends."frontend-{{ $serviceName }}".redirect]
entryPoint = "{{ $redirect.EntryPoint }}"
@ -88,7 +88,7 @@
permanent = {{ $redirect.Permanent }}
{{end}}
{{ $errorPages := getErrorPages $instance }}
{{ $errorPages := getErrorPages $instance.TraefikLabels }}
{{if $errorPages }}
[frontends."frontend-{{ $serviceName }}".errors]
{{range $pageName, $page := $errorPages }}
@ -101,7 +101,7 @@
{{end}}
{{end}}
{{ $rateLimit := getRateLimit $instance }}
{{ $rateLimit := getRateLimit $instance.TraefikLabels }}
{{if $rateLimit }}
[frontends."frontend-{{ $serviceName }}".rateLimit]
extractorFunc = "{{ $rateLimit.ExtractorFunc }}"
@ -114,7 +114,7 @@
{{end}}
{{end}}
{{ $headers := getHeaders $instance }}
{{ $headers := getHeaders $instance.TraefikLabels }}
{{if $headers }}
[frontends."frontend-{{ $serviceName }}".headers]
SSLRedirect = {{ $headers.SSLRedirect }}
@ -169,7 +169,7 @@
{{end}}
[frontends."frontend-{{ $serviceName }}".routes."route-frontend-{{ $serviceName }}"]
rule = "{{getFrontendRule $instance}}"
rule = "{{ getFrontendRule $instance }}"
{{end}}
{{end}}