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feat(marathon): add error pages and rate limits.

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Fernandez Ludovic 2017-12-20 16:33:57 +01:00 committed by Traefiker
parent 576e87f398
commit c1aefb8ad8
2 changed files with 77 additions and 25 deletions
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76
provider/marathon/config.go
View file

@ -19,42 +19,51 @@ import (
func (p *Provider) buildConfiguration() *types.Configuration {
var MarathonFuncMap = template.FuncMap{
"getBackend": p.getBackend,
"getBackend": p.getBackend,
"getDomain": getFuncStringService(label.TraefikDomain, p.Domain), // see https://github.com/containous/traefik/pull/1693
"getSubDomain": p.getSubDomain, // see https://github.com/containous/traefik/pull/1693
// Backend functions
"getBackendServer": p.getBackendServer,
"getPort": getPort,
"getWeight": getFuncStringService(label.TraefikWeight, label.DefaultWeight),
"getDomain": getFuncStringService(label.TraefikDomain, p.Domain), // FIXME DEAD?
"getSubDomain": p.getSubDomain, // FIXME DEAD ?
"getProtocol": getFuncStringService(label.TraefikProtocol, label.DefaultProtocol),
"getPassHostHeader": getFuncStringService(label.TraefikFrontendPassHostHeader, label.DefaultPassHostHeader),
"getPassTLSCert": getFuncBoolService(label.TraefikFrontendPassTLSCert, label.DefaultPassTLSCert),
"getPriority": getFuncStringService(label.TraefikFrontendPriority, label.DefaultFrontendPriority),
"getEntryPoints": getFuncSliceStringService(label.TraefikFrontendEntryPoints),
"getFrontendRule": p.getFrontendRule,
"getFrontendName": p.getFrontendName,
"hasCircuitBreakerLabels": hasFunc(label.TraefikBackendCircuitBreakerExpression),
"hasLoadBalancerLabels": hasLoadBalancerLabels,
"hasMaxConnLabels": hasMaxConnLabels,
"getMaxConnExtractorFunc": getFuncString(label.TraefikBackendMaxConnExtractorFunc, label.DefaultBackendMaxconnExtractorFunc),
"getMaxConnAmount": getFuncInt64(label.TraefikBackendMaxConnAmount, math.MaxInt64),
"getLoadBalancerMethod": getFuncString(label.TraefikBackendLoadBalancerMethod, label.DefaultBackendLoadBalancerMethod),
"getCircuitBreakerExpression": getFuncString(label.TraefikBackendCircuitBreakerExpression, label.DefaultCircuitBreakerExpression),
"hasLoadBalancerLabels": hasLoadBalancerLabels,
"getLoadBalancerMethod": getFuncString(label.TraefikBackendLoadBalancerMethod, label.DefaultBackendLoadBalancerMethod),
"getSticky": getSticky,
"hasStickinessLabel": hasFunc(label.TraefikBackendLoadBalancerStickiness),
"getStickinessCookieName": getFuncString(label.TraefikBackendLoadBalancerStickinessCookieName, ""),
"hasMaxConnLabels": hasMaxConnLabels,
"getMaxConnExtractorFunc": getFuncString(label.TraefikBackendMaxConnExtractorFunc, label.DefaultBackendMaxconnExtractorFunc),
"getMaxConnAmount": getFuncInt64(label.TraefikBackendMaxConnAmount, math.MaxInt64),
"hasHealthCheckLabels": hasFunc(label.TraefikBackendHealthCheckPath),
"getHealthCheckPath": getFuncString(label.TraefikBackendHealthCheckPath, ""),
"getHealthCheckPort": getFuncInt(label.TraefikBackendHealthCheckPort, label.DefaultBackendHealthCheckPort),
"getHealthCheckInterval": getFuncString(label.TraefikBackendHealthCheckInterval, ""),
"getBasicAuth": getFuncSliceStringService(label.TraefikFrontendAuthBasic),
"getServiceNames": getServiceNames,
"getServiceNameSuffix": getServiceNameSuffix,
"getWhitelistSourceRange": getFuncSliceStringService(label.TraefikFrontendWhitelistSourceRange),
"hasRedirect": hasRedirect,
"getRedirectEntryPoint": getFuncStringService(label.TraefikFrontendRedirectEntryPoint, label.DefaultFrontendRedirectEntryPoint),
"getRedirectRegex": getFuncStringService(label.TraefikFrontendRedirectRegex, ""),
"getRedirectReplacement": getFuncStringService(label.TraefikFrontendRedirectReplacement, ""),
// Frontend functions
"getPassHostHeader": getFuncStringService(label.TraefikFrontendPassHostHeader, label.DefaultPassHostHeader),
"getPassTLSCert": getFuncBoolService(label.TraefikFrontendPassTLSCert, label.DefaultPassTLSCert),
"getPriority": getFuncStringService(label.TraefikFrontendPriority, label.DefaultFrontendPriority),
"getEntryPoints": getFuncSliceStringService(label.TraefikFrontendEntryPoints),
"getFrontendRule": p.getFrontendRule,
"getFrontendName": p.getFrontendName,
"getBasicAuth": getFuncSliceStringService(label.TraefikFrontendAuthBasic),
"getServiceNames": getServiceNames,
"getServiceNameSuffix": getServiceNameSuffix,
"getWhitelistSourceRange": getFuncSliceStringService(label.TraefikFrontendWhitelistSourceRange),
"hasRedirect": hasRedirect,
"getRedirectEntryPoint": getFuncStringService(label.TraefikFrontendRedirectEntryPoint, label.DefaultFrontendRedirectEntryPoint),
"getRedirectRegex": getFuncStringService(label.TraefikFrontendRedirectRegex, ""),
"getRedirectReplacement": getFuncStringService(label.TraefikFrontendRedirectReplacement, ""),
"hasErrorPages": hasErrorPages,
"getErrorPages": getErrorPages,
"hasRateLimits": hasFuncService(label.TraefikFrontendRateLimitExtractorFunc),
"getRateLimitsExtractorFunc": getFuncStringService(label.TraefikFrontendRateLimitExtractorFunc, ""),
"getRateLimits": getRateLimits,
// Headers
"hasRequestHeaders": hasFuncService(label.TraefikFrontendRequestHeaders),
"getRequestHeaders": getFuncMapService(label.TraefikFrontendRequestHeaders),
"hasResponseHeaders": hasFuncService(label.TraefikFrontendResponseHeaders),
@ -120,10 +129,10 @@ func (p *Provider) buildConfiguration() *types.Configuration {
templateObjects := struct {
Applications []marathon.Application
Domain string // FIXME DEAD ?
Domain string
}{
Applications: filteredApps,
Domain: p.Domain, // FIXME DEAD ?
Domain: p.Domain,
}
configuration, err := p.GetConfiguration("templates/marathon.tmpl", MarathonFuncMap, templateObjects)
@ -419,6 +428,25 @@ func hasRedirect(application marathon.Application, serviceName string) bool {
return frep || frrg && frrp
}
func hasErrorPages(application marathon.Application, serviceName string) bool {
labels := getLabels(application, serviceName)
return label.HasPrefix(labels, label.Prefix+label.BaseFrontendErrorPage)
}
func getErrorPages(application marathon.Application, serviceName string) map[string]*types.ErrorPage {
labels := getLabels(application, serviceName)
prefix := label.Prefix + label.BaseFrontendErrorPage
return label.ParseErrorPages(labels, prefix, label.RegexpFrontendErrorPage)
}
func getRateLimits(application marathon.Application, serviceName string) map[string]*types.Rate {
labels := getLabels(application, serviceName)
prefix := label.Prefix + label.BaseFrontendRateLimit
return label.ParseRateSets(labels, prefix, label.RegexpFrontendRateLimit)
}
// Label functions
func getLabels(application marathon.Application, serviceName string) map[string]string {

26
templates/marathon.tmpl
View file

@ -79,7 +79,31 @@
replacement = "{{getRedirectReplacement $app $serviceName}}"
{{end}}
[frontends."{{ getFrontendName $app $serviceName }}".headers]
{{ if hasErrorPages $app $serviceName }}
[frontends."{{ getFrontendName $app $serviceName }}".errors]
{{ range $pageName, $page := getErrorPages $app $serviceName }}
[frontends."{{ getFrontendName $app $serviceName }}".errors.{{ $pageName }}]
status = [{{range $page.Status}}
"{{.}}",
{{end}}]
backend = "{{$page.Backend}}"
query = "{{$page.Query}}"
{{end}}
{{end}}
{{ if hasRateLimits $app $serviceName }}
[frontends."{{ getFrontendName $app $serviceName }}".rateLimit]
extractorFunc = "{{ getRateLimitsExtractorFunc $app $serviceName }}"
[frontends."{{ getFrontendName $app $serviceName }}".rateLimit.rateSet]
{{ range $limitName, $rateLimit := getRateLimits $app $serviceName }}
[frontends."{{ getFrontendName $app $serviceName }}".rateLimit.rateSet.{{ $limitName }}]
period = "{{ $rateLimit.Period }}"
average = {{ $rateLimit.Average }}
burst = {{ $rateLimit.Burst }}
{{end}}
{{end}}
[frontends."{{ getFrontendName $app $serviceName }}".headers]
{{if hasSSLRedirectHeaders $app $serviceName}}
SSLRedirect = {{getSSLRedirectHeaders $app $serviceName}}
{{end}}