forked from traefik/traefik
/
deprecated_config.go
263 lines (234 loc) · 12.7 KB
/
deprecated_config.go
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package docker
import (
"context"
"math"
"strconv"
"strings"
"text/template"
"github.com/BurntSushi/ty/fun"
"github.com/containous/traefik/log"
"github.com/containous/traefik/provider/label"
"github.com/containous/traefik/types"
)
// Deprecated
func (p *Provider) buildConfigurationV1(containersInspected []dockerData) *types.Configuration {
var DockerFuncMap = template.FuncMap{
"getDomain": getFuncStringLabelV1(label.TraefikDomain, p.Domain),
"getSubDomain": getSubDomain,
"isBackendLBSwarm": isBackendLBSwarm,
// Backend functions
"getIPAddress": p.getIPAddressV1,
"getPort": getPortV1,
"getWeight": getFuncIntLabelV1(label.TraefikWeight, label.DefaultWeight),
"getProtocol": getFuncStringLabelV1(label.TraefikProtocol, label.DefaultProtocol),
"hasCircuitBreakerLabel": hasFuncV1(label.TraefikBackendCircuitBreakerExpression),
"getCircuitBreakerExpression": getFuncStringLabelV1(label.TraefikBackendCircuitBreakerExpression, label.DefaultCircuitBreakerExpression),
"hasLoadBalancerLabel": hasLoadBalancerLabelV1,
"getLoadBalancerMethod": getFuncStringLabelV1(label.TraefikBackendLoadBalancerMethod, label.DefaultBackendLoadBalancerMethod),
"hasMaxConnLabels": hasMaxConnLabelsV1,
"getMaxConnAmount": getFuncInt64LabelV1(label.TraefikBackendMaxConnAmount, math.MaxInt64),
"getMaxConnExtractorFunc": getFuncStringLabelV1(label.TraefikBackendMaxConnExtractorFunc, label.DefaultBackendMaxconnExtractorFunc),
"getSticky": getStickyV1,
"hasStickinessLabel": hasFuncV1(label.TraefikBackendLoadBalancerStickiness),
"getStickinessCookieName": getFuncStringLabelV1(label.TraefikBackendLoadBalancerStickinessCookieName, label.DefaultBackendLoadbalancerStickinessCookieName),
// Frontend functions
"getBackend": getBackendNameV1,
"getBackendName": getBackendNameV1,
"getPriority": getFuncIntLabelV1(label.TraefikFrontendPriority, label.DefaultFrontendPriority),
"getPassHostHeader": getFuncBoolLabelV1(label.TraefikFrontendPassHostHeader, label.DefaultPassHostHeader),
"getPassTLSCert": getFuncBoolLabelV1(label.TraefikFrontendPassTLSCert, label.DefaultPassTLSCert),
"getEntryPoints": getFuncSliceStringLabelV1(label.TraefikFrontendEntryPoints),
"getBasicAuth": getFuncSliceStringLabelV1(label.TraefikFrontendAuthBasic),
"getWhitelistSourceRange": getFuncSliceStringLabelV1(label.TraefikFrontendWhitelistSourceRange),
"getFrontendRule": p.getFrontendRuleV1,
"hasRedirect": hasRedirectV1,
"getRedirectEntryPoint": getFuncStringLabelV1(label.TraefikFrontendRedirectEntryPoint, ""),
"getRedirectRegex": getFuncStringLabelV1(label.TraefikFrontendRedirectRegex, ""),
"getRedirectReplacement": getFuncStringLabelV1(label.TraefikFrontendRedirectReplacement, ""),
"hasHeaders": hasHeadersV1,
"hasRequestHeaders": hasLabelV1(label.TraefikFrontendRequestHeaders),
"getRequestHeaders": getFuncMapLabelV1(label.TraefikFrontendRequestHeaders),
"hasResponseHeaders": hasLabelV1(label.TraefikFrontendResponseHeaders),
"getResponseHeaders": getFuncMapLabelV1(label.TraefikFrontendResponseHeaders),
"hasAllowedHostsHeaders": hasLabelV1(label.TraefikFrontendAllowedHosts),
"getAllowedHostsHeaders": getFuncSliceStringLabelV1(label.TraefikFrontendAllowedHosts),
"hasHostsProxyHeaders": hasLabelV1(label.TraefikFrontendHostsProxyHeaders),
"getHostsProxyHeaders": getFuncSliceStringLabelV1(label.TraefikFrontendHostsProxyHeaders),
"hasSSLRedirectHeaders": hasLabelV1(label.TraefikFrontendSSLRedirect),
"getSSLRedirectHeaders": getFuncBoolLabelV1(label.TraefikFrontendSSLRedirect, false),
"hasSSLTemporaryRedirectHeaders": hasLabelV1(label.TraefikFrontendSSLTemporaryRedirect),
"getSSLTemporaryRedirectHeaders": getFuncBoolLabelV1(label.TraefikFrontendSSLTemporaryRedirect, false),
"hasSSLHostHeaders": hasLabelV1(label.TraefikFrontendSSLHost),
"getSSLHostHeaders": getFuncStringLabelV1(label.TraefikFrontendSSLHost, ""),
"hasSSLProxyHeaders": hasLabelV1(label.TraefikFrontendSSLProxyHeaders),
"getSSLProxyHeaders": getFuncMapLabelV1(label.TraefikFrontendSSLProxyHeaders),
"hasSTSSecondsHeaders": hasLabelV1(label.TraefikFrontendSTSSeconds),
"getSTSSecondsHeaders": getFuncInt64LabelV1(label.TraefikFrontendSTSSeconds, 0),
"hasSTSIncludeSubdomainsHeaders": hasLabelV1(label.TraefikFrontendSTSIncludeSubdomains),
"getSTSIncludeSubdomainsHeaders": getFuncBoolLabelV1(label.TraefikFrontendSTSIncludeSubdomains, false),
"hasSTSPreloadHeaders": hasLabelV1(label.TraefikFrontendSTSPreload),
"getSTSPreloadHeaders": getFuncBoolLabelV1(label.TraefikFrontendSTSPreload, false),
"hasForceSTSHeaderHeaders": hasLabelV1(label.TraefikFrontendForceSTSHeader),
"getForceSTSHeaderHeaders": getFuncBoolLabelV1(label.TraefikFrontendForceSTSHeader, false),
"hasFrameDenyHeaders": hasLabelV1(label.TraefikFrontendFrameDeny),
"getFrameDenyHeaders": getFuncBoolLabelV1(label.TraefikFrontendFrameDeny, false),
"hasCustomFrameOptionsValueHeaders": hasLabelV1(label.TraefikFrontendCustomFrameOptionsValue),
"getCustomFrameOptionsValueHeaders": getFuncStringLabelV1(label.TraefikFrontendCustomFrameOptionsValue, ""),
"hasContentTypeNosniffHeaders": hasLabelV1(label.TraefikFrontendContentTypeNosniff),
"getContentTypeNosniffHeaders": getFuncBoolLabelV1(label.TraefikFrontendContentTypeNosniff, false),
"hasBrowserXSSFilterHeaders": hasLabelV1(label.TraefikFrontendBrowserXSSFilter),
"getBrowserXSSFilterHeaders": getFuncBoolLabelV1(label.TraefikFrontendBrowserXSSFilter, false),
"hasContentSecurityPolicyHeaders": hasLabelV1(label.TraefikFrontendContentSecurityPolicy),
"getContentSecurityPolicyHeaders": getFuncStringLabelV1(label.TraefikFrontendContentSecurityPolicy, ""),
"hasPublicKeyHeaders": hasLabelV1(label.TraefikFrontendPublicKey),
"getPublicKeyHeaders": getFuncStringLabelV1(label.TraefikFrontendPublicKey, ""),
"hasReferrerPolicyHeaders": hasLabelV1(label.TraefikFrontendReferrerPolicy),
"getReferrerPolicyHeaders": getFuncStringLabelV1(label.TraefikFrontendReferrerPolicy, ""),
"hasIsDevelopmentHeaders": hasLabelV1(label.TraefikFrontendIsDevelopment),
"getIsDevelopmentHeaders": getFuncBoolLabelV1(label.TraefikFrontendIsDevelopment, false),
// Services
"hasServices": hasServicesV1,
"getServiceNames": getServiceNamesV1,
"getServiceBackend": getServiceBackendNameV1,
"getServiceBackendName": getServiceBackendNameV1,
// Services - Backend server functions
"getServicePort": getServicePortV1,
"getServiceProtocol": getFuncServiceStringLabelV1(label.SuffixProtocol, label.DefaultProtocol),
"getServiceWeight": getFuncServiceIntLabelV1(label.SuffixWeight, label.DefaultWeight),
// Services - Frontend functions
"getServiceEntryPoints": getFuncServiceSliceStringLabelV1(label.SuffixFrontendEntryPoints),
"getServiceWhitelistSourceRange": getFuncServiceSliceStringLabelV1(label.SuffixFrontendWhiteListSourceRange),
"getServiceBasicAuth": getFuncServiceSliceStringLabelV1(label.SuffixFrontendAuthBasic),
"getServiceFrontendRule": p.getServiceFrontendRuleV1,
"getServicePassHostHeader": getFuncServiceBoolLabelV1(label.SuffixFrontendPassHostHeader, label.DefaultPassHostHeader),
"getServicePassTLSCert": getFuncServiceBoolLabelV1(label.SuffixFrontendPassTLSCert, label.DefaultPassTLSCert),
"getServicePriority": getFuncServiceIntLabelV1(label.SuffixFrontendPriority, label.DefaultFrontendPriority),
"hasServiceRedirect": hasServiceRedirectV1,
"getServiceRedirectEntryPoint": getFuncServiceStringLabelV1(label.SuffixFrontendRedirectEntryPoint, ""),
"getServiceRedirectReplacement": getFuncServiceStringLabelV1(label.SuffixFrontendRedirectReplacement, ""),
"getServiceRedirectRegex": getFuncServiceStringLabelV1(label.SuffixFrontendRedirectRegex, ""),
}
// filter containers
filteredContainers := fun.Filter(func(container dockerData) bool {
return p.containerFilterV1(container)
}, containersInspected).([]dockerData)
frontends := map[string][]dockerData{}
backends := map[string]dockerData{}
servers := map[string][]dockerData{}
serviceNames := make(map[string]struct{})
for idx, container := range filteredContainers {
serviceNamesKey := getServiceNameKey(container, p.SwarmMode, "")
if _, exists := serviceNames[serviceNamesKey]; !exists {
frontendName := p.getFrontendNameV1(container, idx)
frontends[frontendName] = append(frontends[frontendName], container)
if len(serviceNamesKey) > 0 {
serviceNames[serviceNamesKey] = struct{}{}
}
}
backendName := getBackendNameV1(container)
backends[backendName] = container
servers[backendName] = append(servers[backendName], container)
}
templateObjects := struct {
Containers []dockerData
Frontends map[string][]dockerData
Backends map[string]dockerData
Servers map[string][]dockerData
Domain string
}{
Containers: filteredContainers,
Frontends: frontends,
Backends: backends,
Servers: servers,
Domain: p.Domain,
}
configuration, err := p.GetConfiguration("templates/docker-v1.tmpl", DockerFuncMap, templateObjects)
if err != nil {
log.Error(err)
}
return configuration
}
// Deprecated
func (p Provider) containerFilterV1(container dockerData) bool {
if !label.IsEnabled(container.Labels, p.ExposedByDefault) {
log.Debugf("Filtering disabled container %s", container.Name)
return false
}
var err error
portLabel := "traefik.port label"
if hasServicesV1(container) {
portLabel = "traefik.<serviceName>.port or " + portLabel + "s"
err = checkServiceLabelPortV1(container)
} else {
_, err = strconv.Atoi(container.Labels[label.TraefikPort])
}
if len(container.NetworkSettings.Ports) == 0 && err != nil {
log.Debugf("Filtering container without port and no %s %s : %s", portLabel, container.Name, err.Error())
return false
}
constraintTags := label.SplitAndTrimString(container.Labels[label.TraefikTags], ",")
if ok, failingConstraint := p.MatchConstraints(constraintTags); !ok {
if failingConstraint != nil {
log.Debugf("Container %v pruned by '%v' constraint", container.Name, failingConstraint.String())
}
return false
}
if container.Health != "" && container.Health != "healthy" {
log.Debugf("Filtering unhealthy or starting container %s", container.Name)
return false
}
if len(p.getFrontendRuleV1(container)) == 0 {
log.Debugf("Filtering container with empty frontend rule %s", container.Name)
return false
}
return true
}
func (p Provider) getIPAddressV1(container dockerData) string {
if value := label.GetStringValue(container.Labels, labelDockerNetwork, p.Network); value != "" {
networkSettings := container.NetworkSettings
if networkSettings.Networks != nil {
network := networkSettings.Networks[value]
if network != nil {
return network.Addr
}
log.Warnf("Could not find network named '%s' for container '%s'! Maybe you're missing the project's prefix in the label? Defaulting to first available network.", value, container.Name)
}
}
if container.NetworkSettings.NetworkMode.IsHost() {
if container.Node != nil {
if container.Node.IPAddress != "" {
return container.Node.IPAddress
}
}
return "127.0.0.1"
}
if container.NetworkSettings.NetworkMode.IsContainer() {
dockerClient, err := p.createClient()
if err != nil {
log.Warnf("Unable to get IP address for container %s, error: %s", container.Name, err)
return ""
}
connectedContainer := container.NetworkSettings.NetworkMode.ConnectedContainer()
containerInspected, err := dockerClient.ContainerInspect(context.Background(), connectedContainer)
if err != nil {
log.Warnf("Unable to get IP address for container %s : Failed to inspect container ID %s, error: %s", container.Name, connectedContainer, err)
return ""
}
return p.getIPAddress(parseContainer(containerInspected))
}
if p.UseBindPortIP {
port := getPortV1(container)
for netPort, portBindings := range container.NetworkSettings.Ports {
if strings.EqualFold(string(netPort), port+"/TCP") || strings.EqualFold(string(netPort), port+"/UDP") {
for _, p := range portBindings {
return p.HostIP
}
}
}
}
for _, network := range container.NetworkSettings.Networks {
return network.Addr
}
log.Warnf("Unable to find the IP address for the container %q.", container.Name)
return ""
}