homelab/traefik
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Factorize labels

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* refactor(accesslog): factorize file name.
* traefik.frontend.rule
* traefik.frontend.value
* traefik.backend.circuitbreaker.expression
* traefik.enable
* traefik.backend.loadbalancer.method
* traefik.backend.loadbalancer.sticky
* traefik.backend.maxconn.amount
* traefik.backend.maxconn.extractorfunc
* traefik.port
* traefik.tags
* traefik.backend
* traefik.weight
* traefik.domain
* traefik.protocol
* traefik.frontend.passHostHeader
* traefik.frontend.whitelistSourceRange
* traefik.frontend.priority
* traefik.frontend.entryPoints
* traefik.frontend.auth.basic
* traefik.backend.id
* traefik.backend.circuitbreaker
* traefik.frontend.rule.type
* traefik.portIndex
* refactor(docker): specific labels
* refactor(rancher): specific labels
* traefik.backend.healthcheck.*
* refactor(providers): factorize labels.
This commit is contained in:
Ludovic Fernandez 2017-07-10 16:58:12 +02:00 • committed by SALLEYRON Julien
parent 2e84b1e556
commit d653a348b1
20 changed files with 390 additions and 330 deletions
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62
provider/marathon/marathon.go
View file

@ -25,11 +25,7 @@ import (
)
const (
labelPort = "traefik.port"
labelPortIndex = "traefik.portIndex"
labelBackendHealthCheckPath = "traefik.backend.healthcheck.path"
labelBackendHealthCheckInterval = "traefik.backend.healthcheck.interval"
traceMaxScanTokenSize = 1024 * 1024
traceMaxScanTokenSize = 1024 * 1024
)
var _ provider.Provider = (*Provider)(nil)
@ -222,15 +218,15 @@ func (p *Provider) taskFilter(task marathon.Task, applications *marathon.Applica
}
// Filter illegal port label specification.
_, hasPortIndexLabel := p.getLabel(application, labelPortIndex)
_, hasPortLabel := p.getLabel(application, labelPort)
_, hasPortIndexLabel := p.getLabel(application, types.LabelPortIndex)
_, hasPortLabel := p.getLabel(application, types.LabelPort)
if hasPortIndexLabel && hasPortLabel {
log.Debugf("Filtering Marathon task %s from application %s specifying both traefik.portIndex and traefik.port labels", task.ID, application.ID)
return false
}
// Filter by constraints.
label, _ := p.getLabel(application, "traefik.tags")
label, _ := p.getLabel(application, types.LabelTags)
constraintTags := strings.Split(label, ",")
if p.MarathonLBCompatibility {
if label, ok := p.getLabel(application, "HAPROXY_GROUP"); ok {
@ -266,7 +262,7 @@ func (p *Provider) taskFilter(task marathon.Task, applications *marathon.Applica
}
func (p *Provider) applicationFilter(app marathon.Application, filteredTasks []marathon.Task) bool {
label, _ := p.getLabel(app, "traefik.tags")
label, _ := p.getLabel(app, types.LabelTags)
constraintTags := strings.Split(label, ",")
if p.MarathonLBCompatibility {
if label, ok := p.getLabel(app, "HAPROXY_GROUP"); ok {
@ -295,7 +291,7 @@ func getApplication(task marathon.Task, apps []marathon.Application) (marathon.A
}
func isApplicationEnabled(application marathon.Application, exposedByDefault bool) bool {
return exposedByDefault && (*application.Labels)["traefik.enable"] != "false" || (*application.Labels)["traefik.enable"] == "true"
return exposedByDefault && (*application.Labels)[types.LabelEnable] != "false" || (*application.Labels)[types.LabelEnable] == "true"
}
func (p *Provider) getLabel(application marathon.Application, label string) (string, bool) {
@ -328,14 +324,14 @@ func (p *Provider) getWeight(task marathon.Task, applications []marathon.Applica
log.Errorf("Unable to get marathon application from task %s", task.AppID)
return "0"
}
if label, ok := p.getLabel(application, "traefik.weight"); ok {
if label, ok := p.getLabel(application, types.LabelWeight); ok {
return label
}
return "0"
}
func (p *Provider) getDomain(application marathon.Application) string {
if label, ok := p.getLabel(application, "traefik.domain"); ok {
if label, ok := p.getLabel(application, types.LabelDomain); ok {
return label
}
return p.Domain
@ -347,35 +343,35 @@ func (p *Provider) getProtocol(task marathon.Task, applications []marathon.Appli
log.Errorf("Unable to get marathon application from task %s", task.AppID)
return "http"
}
if label, ok := p.getLabel(application, "traefik.protocol"); ok {
if label, ok := p.getLabel(application, types.LabelProtocol); ok {
return label
}
return "http"
}
func (p *Provider) getSticky(application marathon.Application) string {
if sticky, ok := p.getLabel(application, "traefik.backend.loadbalancer.sticky"); ok {
if sticky, ok := p.getLabel(application, types.LabelBackendLoadbalancerSticky); ok {
return sticky
}
return "false"
}
func (p *Provider) getPassHostHeader(application marathon.Application) string {
if passHostHeader, ok := p.getLabel(application, "traefik.frontend.passHostHeader"); ok {
if passHostHeader, ok := p.getLabel(application, types.LabelFrontendPassHostHeader); ok {
return passHostHeader
}
return "true"
}
func (p *Provider) getPriority(application marathon.Application) string {
if priority, ok := p.getLabel(application, "traefik.frontend.priority"); ok {
if priority, ok := p.getLabel(application, types.LabelFrontendPriority); ok {
return priority
}
return "0"
}
func (p *Provider) getEntryPoints(application marathon.Application) []string {
if entryPoints, ok := p.getLabel(application, "traefik.frontend.entryPoints"); ok {
if entryPoints, ok := p.getLabel(application, types.LabelFrontendEntryPoints); ok {
return strings.Split(entryPoints, ",")
}
return []string{}
@ -384,7 +380,7 @@ func (p *Provider) getEntryPoints(application marathon.Application) []string {
// getFrontendRule returns the frontend rule for the specified application, using
// it's label. It returns a default one (Host) if the label is not present.
func (p *Provider) getFrontendRule(application marathon.Application) string {
if label, ok := p.getLabel(application, "traefik.frontend.rule"); ok {
if label, ok := p.getLabel(application, types.LabelFrontendRule); ok {
return label
}
if p.MarathonLBCompatibility {
@ -405,7 +401,7 @@ func (p *Provider) getBackend(task marathon.Task, applications []marathon.Applic
}
func (p *Provider) getFrontendBackend(application marathon.Application) string {
if label, ok := p.getLabel(application, "traefik.backend"); ok {
if label, ok := p.getLabel(application, types.LabelBackend); ok {
return label
}
return provider.Replace("/", "-", application.ID)
@ -422,26 +418,26 @@ func (p *Provider) getSubDomain(name string) string {
}
func (p *Provider) hasCircuitBreakerLabels(application marathon.Application) bool {
_, ok := p.getLabel(application, "traefik.backend.circuitbreaker.expression")
_, ok := p.getLabel(application, types.LabelBackendCircuitbreakerExpression)
return ok
}
func (p *Provider) hasLoadBalancerLabels(application marathon.Application) bool {
_, errMethod := p.getLabel(application, "traefik.backend.loadbalancer.method")
_, errSticky := p.getLabel(application, "traefik.backend.loadbalancer.sticky")
_, errMethod := p.getLabel(application, types.LabelBackendLoadbalancerMethod)
_, errSticky := p.getLabel(application, types.LabelBackendLoadbalancerSticky)
return errMethod || errSticky
}
func (p *Provider) hasMaxConnLabels(application marathon.Application) bool {
if _, ok := p.getLabel(application, "traefik.backend.maxconn.amount"); !ok {
if _, ok := p.getLabel(application, types.LabelBackendMaxconnAmount); !ok {
return false
}
_, ok := p.getLabel(application, "traefik.backend.maxconn.extractorfunc")
_, ok := p.getLabel(application, types.LabelBackendMaxconnExtractorfunc)
return ok
}
func (p *Provider) getMaxConnAmount(application marathon.Application) int64 {
if label, ok := p.getLabel(application, "traefik.backend.maxconn.amount"); ok {
if label, ok := p.getLabel(application, types.LabelBackendMaxconnAmount); ok {
i, errConv := strconv.ParseInt(label, 10, 64)
if errConv != nil {
log.Errorf("Unable to parse traefik.backend.maxconn.amount %s", label)
@ -453,21 +449,21 @@ func (p *Provider) getMaxConnAmount(application marathon.Application) int64 {
}
func (p *Provider) getMaxConnExtractorFunc(application marathon.Application) string {
if label, ok := p.getLabel(application, "traefik.backend.maxconn.extractorfunc"); ok {
if label, ok := p.getLabel(application, types.LabelBackendMaxconnExtractorfunc); ok {
return label
}
return "request.host"
}
func (p *Provider) getLoadBalancerMethod(application marathon.Application) string {
if label, ok := p.getLabel(application, "traefik.backend.loadbalancer.method"); ok {
if label, ok := p.getLabel(application, types.LabelBackendLoadbalancerMethod); ok {
return label
}
return "wrr"
}
func (p *Provider) getCircuitBreakerExpression(application marathon.Application) string {
if label, ok := p.getLabel(application, "traefik.backend.circuitbreaker.expression"); ok {
if label, ok := p.getLabel(application, types.LabelBackendCircuitbreakerExpression); ok {
return label
}
return "NetworkErrorRatio() > 1"
@ -478,21 +474,21 @@ func (p *Provider) hasHealthCheckLabels(application marathon.Application) bool {
}
func (p *Provider) getHealthCheckPath(application marathon.Application) string {
if label, ok := p.getLabel(application, labelBackendHealthCheckPath); ok {
if label, ok := p.getLabel(application, types.LabelBackendHealthcheckPath); ok {
return label
}
return ""
}
func (p *Provider) getHealthCheckInterval(application marathon.Application) string {
if label, ok := p.getLabel(application, labelBackendHealthCheckInterval); ok {
if label, ok := p.getLabel(application, types.LabelBackendHealthcheckInterval); ok {
return label
}
return ""
}
func (p *Provider) getBasicAuth(application marathon.Application) []string {
if basicAuth, ok := p.getLabel(application, "traefik.frontend.auth.basic"); ok {
if basicAuth, ok := p.getLabel(application, types.LabelFrontendAuthBasic); ok {
return strings.Split(basicAuth, ",")
}
@ -500,7 +496,7 @@ func (p *Provider) getBasicAuth(application marathon.Application) []string {
}
func processPorts(application marathon.Application, task marathon.Task) (int, error) {
if portLabel, ok := (*application.Labels)[labelPort]; ok {
if portLabel, ok := (*application.Labels)[types.LabelPort]; ok {
port, err := strconv.Atoi(portLabel)
switch {
case err != nil:
@ -517,7 +513,7 @@ func processPorts(application marathon.Application, task marathon.Task) (int, er
}
portIndex := 0
portIndexLabel, ok := (*application.Labels)[labelPortIndex]
portIndexLabel, ok := (*application.Labels)[types.LabelPortIndex]
if ok {
var err error
portIndex, err = parseIndex(portIndexLabel, len(ports))