Segments Labels: Rancher & Marathon
This commit is contained in:
Ludovic Fernandez
Traefiker Bot
parent
16bb9b6836
commit
0ea007b26f
31 changed files with 4288 additions and 3656 deletions
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@ -7,9 +7,7 @@ import (
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"strconv"
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"strings"
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"github.com/containous/flaeg"
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"github.com/containous/traefik/log"
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"github.com/containous/traefik/types"
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)
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const (
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@ -28,7 +26,6 @@ const (
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DefaultFrontendPriority = "0" // TODO [breaking] int value
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DefaultFrontendPriorityInt = 0 // TODO rename to DefaultFrontendPriority
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DefaultCircuitBreakerExpression = "NetworkErrorRatio() > 1"
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DefaultFrontendRedirectEntryPoint = ""
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DefaultBackendLoadBalancerMethod = "wrr"
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DefaultBackendMaxconnExtractorFunc = "request.host"
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DefaultBackendLoadbalancerStickinessCookieName = ""
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@ -57,14 +54,6 @@ func GetStringValue(labels map[string]string, labelName string, defaultValue str
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return defaultValue
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}
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// GetStringValueP get string value associated to a label
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func GetStringValueP(labels *map[string]string, labelName string, defaultValue string) string {
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if labels == nil {
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return defaultValue
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}
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return GetStringValue(*labels, labelName, defaultValue)
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}
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// GetBoolValue get bool value associated to a label
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func GetBoolValue(labels map[string]string, labelName string, defaultValue bool) bool {
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rawValue, ok := labels[labelName]
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@ -77,14 +66,6 @@ func GetBoolValue(labels map[string]string, labelName string, defaultValue bool)
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return defaultValue
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}
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// GetBoolValueP get bool value associated to a label
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func GetBoolValueP(labels *map[string]string, labelName string, defaultValue bool) bool {
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if labels == nil {
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return defaultValue
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}
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return GetBoolValue(*labels, labelName, defaultValue)
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}
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// GetIntValue get int value associated to a label
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func GetIntValue(labels map[string]string, labelName string, defaultValue int) int {
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if rawValue, ok := labels[labelName]; ok {
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@ -97,14 +78,6 @@ func GetIntValue(labels map[string]string, labelName string, defaultValue int) i
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return defaultValue
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}
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// GetIntValueP get int value associated to a label
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func GetIntValueP(labels *map[string]string, labelName string, defaultValue int) int {
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if labels == nil {
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return defaultValue
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}
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return GetIntValue(*labels, labelName, defaultValue)
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}
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// GetInt64Value get int64 value associated to a label
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func GetInt64Value(labels map[string]string, labelName string, defaultValue int64) int64 {
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if rawValue, ok := labels[labelName]; ok {
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@ -117,14 +90,6 @@ func GetInt64Value(labels map[string]string, labelName string, defaultValue int6
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return defaultValue
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}
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// GetInt64ValueP get int64 value associated to a label
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func GetInt64ValueP(labels *map[string]string, labelName string, defaultValue int64) int64 {
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if labels == nil {
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return defaultValue
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}
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return GetInt64Value(*labels, labelName, defaultValue)
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}
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// GetSliceStringValue get a slice of string associated to a label
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func GetSliceStringValue(labels map[string]string, labelName string) []string {
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var value []string
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@ -139,14 +104,6 @@ func GetSliceStringValue(labels map[string]string, labelName string) []string {
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return value
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}
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// GetSliceStringValueP get a slice of string value associated to a label
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func GetSliceStringValueP(labels *map[string]string, labelName string) []string {
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if labels == nil {
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return nil
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}
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return GetSliceStringValue(*labels, labelName)
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}
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// ParseMapValue get Map value for a label value
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func ParseMapValue(labelName, values string) map[string]string {
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mapValue := make(map[string]string)
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@ -203,14 +160,6 @@ func Has(labels map[string]string, labelName string) bool {
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return ok && len(value) > 0
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}
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// HasP Check if a value is associated to a label
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func HasP(labels *map[string]string, labelName string) bool {
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if labels == nil {
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return false
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}
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return Has(*labels, labelName)
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}
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// HasPrefix Check if a value is associated to a less one label with a prefix
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func HasPrefix(labels map[string]string, prefix string) bool {
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for name, value := range labels {
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@ -221,124 +170,11 @@ func HasPrefix(labels map[string]string, prefix string) bool {
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return false
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}
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// HasPrefixP Check if a value is associated to a less one label with a prefix
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func HasPrefixP(labels *map[string]string, prefix string) bool {
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if labels == nil {
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return false
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}
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return HasPrefix(*labels, prefix)
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}
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// ParseErrorPages parse error pages to create ErrorPage struct
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func ParseErrorPages(labels map[string]string, labelPrefix string, labelRegex *regexp.Regexp) map[string]*types.ErrorPage {
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var errorPages map[string]*types.ErrorPage
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for lblName, value := range labels {
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if strings.HasPrefix(lblName, labelPrefix) {
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submatch := labelRegex.FindStringSubmatch(lblName)
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if len(submatch) != 3 {
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log.Errorf("Invalid page error label: %s, sub-match: %v", lblName, submatch)
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continue
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}
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if errorPages == nil {
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errorPages = make(map[string]*types.ErrorPage)
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}
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pageName := submatch[1]
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ep, ok := errorPages[pageName]
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if !ok {
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ep = &types.ErrorPage{}
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errorPages[pageName] = ep
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}
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switch submatch[2] {
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case SuffixErrorPageStatus:
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ep.Status = SplitAndTrimString(value, ",")
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case SuffixErrorPageQuery:
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ep.Query = value
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case SuffixErrorPageBackend:
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ep.Backend = value
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default:
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log.Errorf("Invalid page error label: %s", lblName)
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continue
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}
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}
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}
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return errorPages
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}
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// ParseRateSets parse rate limits to create Rate struct
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func ParseRateSets(labels map[string]string, labelPrefix string, labelRegex *regexp.Regexp) map[string]*types.Rate {
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var rateSets map[string]*types.Rate
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for lblName, rawValue := range labels {
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if strings.HasPrefix(lblName, labelPrefix) && len(rawValue) > 0 {
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submatch := labelRegex.FindStringSubmatch(lblName)
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if len(submatch) != 3 {
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log.Errorf("Invalid rate limit label: %s, sub-match: %v", lblName, submatch)
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continue
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}
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if rateSets == nil {
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rateSets = make(map[string]*types.Rate)
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}
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limitName := submatch[1]
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ep, ok := rateSets[limitName]
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if !ok {
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ep = &types.Rate{}
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rateSets[limitName] = ep
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}
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switch submatch[2] {
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case "period":
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var d flaeg.Duration
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err := d.Set(rawValue)
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if err != nil {
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log.Errorf("Unable to parse %q: %q. %v", lblName, rawValue, err)
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continue
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}
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ep.Period = d
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case "average":
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value, err := strconv.ParseInt(rawValue, 10, 64)
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if err != nil {
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log.Errorf("Unable to parse %q: %q. %v", lblName, rawValue, err)
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continue
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}
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ep.Average = value
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case "burst":
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value, err := strconv.ParseInt(rawValue, 10, 64)
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if err != nil {
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log.Errorf("Unable to parse %q: %q. %v", lblName, rawValue, err)
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continue
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}
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ep.Burst = value
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default:
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log.Errorf("Invalid rate limit label: %s", lblName)
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continue
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}
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}
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}
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return rateSets
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}
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// IsEnabled Check if a container is enabled in Træfik
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func IsEnabled(labels map[string]string, exposedByDefault bool) bool {
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return GetBoolValue(labels, TraefikEnable, exposedByDefault)
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}
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// IsEnabledP Check if a container is enabled in Træfik
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func IsEnabledP(labels *map[string]string, exposedByDefault bool) bool {
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if labels == nil {
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return exposedByDefault
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}
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return IsEnabled(*labels, exposedByDefault)
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}
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// SplitAndTrimString splits separatedString at the separator character and trims each
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// piece, filtering out empty pieces. Returns the list of pieces or nil if the input
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// did not contain a non-empty piece.
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@ -354,3 +190,31 @@ func SplitAndTrimString(base string, sep string) []string {
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return trimmedStrings
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}
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// GetFuncString a func related to GetStringValue
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func GetFuncString(labelName string, defaultValue string) func(map[string]string) string {
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return func(labels map[string]string) string {
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return GetStringValue(labels, labelName, defaultValue)
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}
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}
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// GetFuncInt a func related to GetIntValue
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func GetFuncInt(labelName string, defaultValue int) func(map[string]string) int {
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return func(labels map[string]string) int {
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return GetIntValue(labels, labelName, defaultValue)
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}
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}
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// GetFuncBool a func related to GetBoolValue
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func GetFuncBool(labelName string, defaultValue bool) func(map[string]string) bool {
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return func(labels map[string]string) bool {
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return GetBoolValue(labels, labelName, defaultValue)
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}
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}
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// GetFuncSliceString a func related to GetSliceStringValue
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func GetFuncSliceString(labelName string) func(map[string]string) []string {
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return func(labels map[string]string) []string {
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return GetSliceStringValue(labels, labelName)
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}
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}
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