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Move docker provider to its own package 👼

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Makes it simpler to manage :)

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
This commit is contained in:
Vincent Demeester 2017-04-15 15:49:53 +02:00
parent dc01094863
commit 3f293ee25b
17 changed files with 163 additions and 161 deletions
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5
configuration.go
View file

@ -12,6 +12,7 @@ import (
"github.com/containous/flaeg"
"github.com/containous/traefik/acme"
"github.com/containous/traefik/provider"
"github.com/containous/traefik/provider/docker"
"github.com/containous/traefik/types"
)
@ -40,7 +41,7 @@ type GlobalConfiguration struct {
IdleTimeout flaeg.Duration `description:"maximum amount of time an idle (keep-alive) connection will remain idle before closing itself."`
InsecureSkipVerify bool `description:"Disable SSL certificate verification"`
Retry *Retry `description:"Enable retry sending request if network error"`
Docker *provider.Docker `description:"Enable Docker backend"`
Docker *docker.Provider `description:"Enable Docker backend"`
File *provider.File `description:"Enable File backend"`
Web *WebProvider `description:"Enable Web backend"`
Marathon *provider.Marathon `description:"Enable Marathon backend"`
@ -328,7 +329,7 @@ type Retry struct {
// NewTraefikDefaultPointersConfiguration creates a TraefikConfiguration with pointers default values
func NewTraefikDefaultPointersConfiguration() *TraefikConfiguration {
//default Docker
var defaultDocker provider.Docker
var defaultDocker docker.Provider
defaultDocker.Watch = true
defaultDocker.ExposedByDefault = true
defaultDocker.Endpoint = "unix:///var/run/docker.sock"

4
provider/consul_catalog.go
View file

@ -176,7 +176,7 @@ func (provider *ConsulCatalog) getBackendName(node *api.ServiceEntry, index int)
serviceName := strings.ToLower(node.Service.Service) + "--" + node.Service.Address + "--" + strconv.Itoa(node.Service.Port)
for _, tag := range node.Service.Tags {
serviceName += "--" + normalize(tag)
serviceName += "--" + Normalize(tag)
}
serviceName = strings.Replace(serviceName, ".", "-", -1)
@ -246,7 +246,7 @@ func (provider *ConsulCatalog) buildConfig(catalog []catalogUpdate) *types.Confi
Nodes: allNodes,
}
configuration, err := provider.getConfiguration("templates/consul_catalog.tmpl", FuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/consul_catalog.tmpl", FuncMap, templateObjects)
if err != nil {
log.WithError(err).Error("Failed to create config")
}

251
provider/docker.go → provider/docker/docker.go
View file

@ -1,4 +1,4 @@
package provider
package docker
import (
"context"
@ -6,6 +6,7 @@ import (
"math"
"net"
"net/http"
"regexp"
"strconv"
"strings"
"text/template"
@ -15,6 +16,7 @@ import (
"github.com/cenk/backoff"
"github.com/containous/traefik/job"
"github.com/containous/traefik/log"
"github.com/containous/traefik/provider"
"github.com/containous/traefik/safe"
"github.com/containous/traefik/types"
"github.com/containous/traefik/version"
@ -28,30 +30,29 @@ import (
"github.com/docker/go-connections/nat"
"github.com/docker/go-connections/sockets"
"github.com/vdemeester/docker-events"
"regexp"
)
const (
// SwarmAPIVersion is a constant holding the version of the Docker API traefik will use
// SwarmAPIVersion is a constant holding the version of the Provider API traefik will use
SwarmAPIVersion string = "1.24"
// SwarmDefaultWatchTime is the duration of the interval when polling docker
SwarmDefaultWatchTime = 15 * time.Second
)
var _ Provider = (*Docker)(nil)
var _ provider.Provider = (*Provider)(nil)
// Docker holds configurations of the Docker provider.
type Docker struct {
BaseProvider `mapstructure:",squash"`
Endpoint string `description:"Docker server endpoint. Can be a tcp or a unix socket endpoint"`
Domain string `description:"Default domain used"`
TLS *ClientTLS `description:"Enable Docker TLS support"`
ExposedByDefault bool `description:"Expose containers by default"`
UseBindPortIP bool `description:"Use the ip address from the bound port, rather than from the inner network"`
SwarmMode bool `description:"Use Docker on Swarm Mode"`
// Provider holds configurations of the Provider p.
type Provider struct {
provider.BaseProvider `mapstructure:",squash"`
Endpoint string `description:"Provider server endpoint. Can be a tcp or a unix socket endpoint"`
Domain string `description:"Default domain used"`
TLS *provider.ClientTLS `description:"Enable Provider TLS support"`
ExposedByDefault bool `description:"Expose containers by default"`
UseBindPortIP bool `description:"Use the ip address from the bound port, rather than from the inner network"`
SwarmMode bool `description:"Use Provider on Swarm Mode"`
}
// dockerData holds the need data to the Docker provider
// dockerData holds the need data to the Provider p
type dockerData struct {
ServiceName string
Name string
@ -60,14 +61,14 @@ type dockerData struct {
Health string
}
// NetworkSettings holds the networks data to the Docker provider
// NetworkSettings holds the networks data to the Provider p
type networkSettings struct {
NetworkMode dockercontainertypes.NetworkMode
Ports nat.PortMap
Networks map[string]*networkData
}
// Network holds the network data to the Docker provider
// Network holds the network data to the Provider p
type networkData struct {
Name string
Addr string
@ -76,20 +77,20 @@ type networkData struct {
ID string
}
func (provider *Docker) createClient() (client.APIClient, error) {
func (p *Provider) createClient() (client.APIClient, error) {
var httpClient *http.Client
httpHeaders := map[string]string{
"User-Agent": "Traefik " + version.Version,
}
if provider.TLS != nil {
config, err := provider.TLS.CreateTLSConfig()
if p.TLS != nil {
config, err := p.TLS.CreateTLSConfig()
if err != nil {
return nil, err
}
tr := &http.Transport{
TLSClientConfig: config,
}
proto, addr, _, err := client.ParseHost(provider.Endpoint)
proto, addr, _, err := client.ParseHost(p.Endpoint)
if err != nil {
return nil, err
}
@ -102,25 +103,25 @@ func (provider *Docker) createClient() (client.APIClient, error) {
}
var version string
if provider.SwarmMode {
if p.SwarmMode {
version = SwarmAPIVersion
} else {
version = DockerAPIVersion
}
return client.NewClient(provider.Endpoint, version, httpClient, httpHeaders)
return client.NewClient(p.Endpoint, version, httpClient, httpHeaders)
}
// Provide allows the provider to provide configurations to traefik
// Provide allows the p to provide configurations to traefik
// using the given configuration channel.
func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, pool *safe.Pool, constraints types.Constraints) error {
provider.Constraints = append(provider.Constraints, constraints...)
func (p *Provider) Provide(configurationChan chan<- types.ConfigMessage, pool *safe.Pool, constraints types.Constraints) error {
p.Constraints = append(p.Constraints, constraints...)
// TODO register this routine in pool, and watch for stop channel
safe.Go(func() {
operation := func() error {
var err error
dockerClient, err := provider.createClient()
dockerClient, err := p.createClient()
if err != nil {
log.Errorf("Failed to create a client for docker, error: %s", err)
return err
@ -128,10 +129,10 @@ func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, po
ctx := context.Background()
version, err := dockerClient.ServerVersion(ctx)
log.Debugf("Docker connection established with docker %s (API %s)", version.Version, version.APIVersion)
log.Debugf("Provider connection established with docker %s (API %s)", version.Version, version.APIVersion)
var dockerDataList []dockerData
if provider.SwarmMode {
dockerDataList, err = provider.listServices(ctx, dockerClient)
if p.SwarmMode {
dockerDataList, err = p.listServices(ctx, dockerClient)
if err != nil {
log.Errorf("Failed to list services for docker swarm mode, error %s", err)
return err
@ -144,26 +145,26 @@ func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, po
}
}
configuration := provider.loadDockerConfig(dockerDataList)
configuration := p.loadDockerConfig(dockerDataList)
configurationChan <- types.ConfigMessage{
ProviderName: "docker",
Configuration: configuration,
}
if provider.Watch {
if p.Watch {
ctx, cancel := context.WithCancel(ctx)
if provider.SwarmMode {
if p.SwarmMode {
// TODO: This need to be change. Linked to Swarm events docker/docker#23827
ticker := time.NewTicker(SwarmDefaultWatchTime)
pool.Go(func(stop chan bool) {
for {
select {
case <-ticker.C:
services, err := provider.listServices(ctx, dockerClient)
services, err := p.listServices(ctx, dockerClient)
if err != nil {
log.Errorf("Failed to list services for docker, error %s", err)
return
}
configuration := provider.loadDockerConfig(services)
configuration := p.loadDockerConfig(services)
if configuration != nil {
configurationChan <- types.ConfigMessage{
ProviderName: "docker",
@ -196,7 +197,7 @@ func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, po
}
eventHandler := events.NewHandler(events.ByAction)
startStopHandle := func(m eventtypes.Message) {
log.Debugf("Docker event received %+v", m)
log.Debugf("Provider event received %+v", m)
containers, err := listContainers(ctx, dockerClient)
if err != nil {
log.Errorf("Failed to list containers for docker, error %s", err)
@ -204,7 +205,7 @@ func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, po
cancel()
return
}
configuration := provider.loadDockerConfig(containers)
configuration := p.loadDockerConfig(containers)
if configuration != nil {
configurationChan <- types.ConfigMessage{
ProviderName: "docker",
@ -227,7 +228,7 @@ func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, po
return nil
}
notify := func(err error, time time.Duration) {
log.Errorf("Docker connection error %+v, retrying in %s", err, time)
log.Errorf("Provider connection error %+v, retrying in %s", err, time)
}
err := backoff.RetryNotify(safe.OperationWithRecover(operation), job.NewBackOff(backoff.NewExponentialBackOff()), notify)
if err != nil {
@ -238,50 +239,50 @@ func (provider *Docker) Provide(configurationChan chan<- types.ConfigMessage, po
return nil
}
func (provider *Docker) loadDockerConfig(containersInspected []dockerData) *types.Configuration {
func (p *Provider) loadDockerConfig(containersInspected []dockerData) *types.Configuration {
var DockerFuncMap = template.FuncMap{
"getBackend": provider.getBackend,
"getIPAddress": provider.getIPAddress,
"getPort": provider.getPort,
"getWeight": provider.getWeight,
"getDomain": provider.getDomain,
"getProtocol": provider.getProtocol,
"getPassHostHeader": provider.getPassHostHeader,
"getPriority": provider.getPriority,
"getEntryPoints": provider.getEntryPoints,
"getFrontendRule": provider.getFrontendRule,
"hasCircuitBreakerLabel": provider.hasCircuitBreakerLabel,
"getCircuitBreakerExpression": provider.getCircuitBreakerExpression,
"hasLoadBalancerLabel": provider.hasLoadBalancerLabel,
"getLoadBalancerMethod": provider.getLoadBalancerMethod,
"hasMaxConnLabels": provider.hasMaxConnLabels,
"getMaxConnAmount": provider.getMaxConnAmount,
"getMaxConnExtractorFunc": provider.getMaxConnExtractorFunc,
"getSticky": provider.getSticky,
"getIsBackendLBSwarm": provider.getIsBackendLBSwarm,
"hasServices": provider.hasServices,
"getServiceNames": provider.getServiceNames,
"getServicePort": provider.getServicePort,
"getServiceWeight": provider.getServiceWeight,
"getServiceProtocol": provider.getServiceProtocol,
"getServiceEntryPoints": provider.getServiceEntryPoints,
"getServiceFrontendRule": provider.getServiceFrontendRule,
"getServicePassHostHeader": provider.getServicePassHostHeader,
"getServicePriority": provider.getServicePriority,
"getServiceBackend": provider.getServiceBackend,
"getBackend": p.getBackend,
"getIPAddress": p.getIPAddress,
"getPort": p.getPort,
"getWeight": p.getWeight,
"getDomain": p.getDomain,
"getProtocol": p.getProtocol,
"getPassHostHeader": p.getPassHostHeader,
"getPriority": p.getPriority,
"getEntryPoints": p.getEntryPoints,
"getFrontendRule": p.getFrontendRule,
"hasCircuitBreakerLabel": p.hasCircuitBreakerLabel,
"getCircuitBreakerExpression": p.getCircuitBreakerExpression,
"hasLoadBalancerLabel": p.hasLoadBalancerLabel,
"getLoadBalancerMethod": p.getLoadBalancerMethod,
"hasMaxConnLabels": p.hasMaxConnLabels,
"getMaxConnAmount": p.getMaxConnAmount,
"getMaxConnExtractorFunc": p.getMaxConnExtractorFunc,
"getSticky": p.getSticky,
"getIsBackendLBSwarm": p.getIsBackendLBSwarm,
"hasServices": p.hasServices,
"getServiceNames": p.getServiceNames,
"getServicePort": p.getServicePort,
"getServiceWeight": p.getServiceWeight,
"getServiceProtocol": p.getServiceProtocol,
"getServiceEntryPoints": p.getServiceEntryPoints,
"getServiceFrontendRule": p.getServiceFrontendRule,
"getServicePassHostHeader": p.getServicePassHostHeader,
"getServicePriority": p.getServicePriority,
"getServiceBackend": p.getServiceBackend,
}
// filter containers
filteredContainers := fun.Filter(func(container dockerData) bool {
return provider.containerFilter(container)
return p.containerFilter(container)
}, containersInspected).([]dockerData)
frontends := map[string][]dockerData{}
backends := map[string]dockerData{}
servers := map[string][]dockerData{}
for _, container := range filteredContainers {
frontendName := provider.getFrontendName(container)
frontendName := p.getFrontendName(container)
frontends[frontendName] = append(frontends[frontendName], container)
backendName := provider.getBackend(container)
backendName := p.getBackend(container)
backends[backendName] = container
servers[backendName] = append(servers[backendName], container)
}
@ -297,17 +298,17 @@ func (provider *Docker) loadDockerConfig(containersInspected []dockerData) *type
frontends,
backends,
servers,
provider.Domain,
p.Domain,
}
configuration, err := provider.getConfiguration("templates/docker.tmpl", DockerFuncMap, templateObjects)
configuration, err := p.GetConfiguration("templates/docker.tmpl", DockerFuncMap, templateObjects)
if err != nil {
log.Error(err)
}
return configuration
}
func (provider *Docker) hasCircuitBreakerLabel(container dockerData) bool {
func (p *Provider) hasCircuitBreakerLabel(container dockerData) bool {
if _, err := getLabel(container, "traefik.backend.circuitbreaker.expression"); err != nil {
return false
}
@ -323,7 +324,7 @@ var servicesPropertiesRegexp = regexp.MustCompile(`^traefik\.(?P<service_name>.*
type labelServiceProperties map[string]map[string]string
// Check if for the given container, we find labels that are defining services
func (provider *Docker) hasServices(container dockerData) bool {
func (p *Provider) hasServices(container dockerData) bool {
return len(extractServicesLabels(container.Labels)) > 0
}
@ -358,7 +359,7 @@ func getContainerServiceLabel(container dockerData, serviceName string, entry st
}
// Gets array of service names for a given container
func (provider *Docker) getServiceNames(container dockerData) []string {
func (p *Provider) getServiceNames(container dockerData) []string {
labelServiceProperties := extractServicesLabels(container.Labels)
keys := make([]string, 0, len(labelServiceProperties))
for k := range labelServiceProperties {
@ -368,73 +369,73 @@ func (provider *Docker) getServiceNames(container dockerData) []string {
}
// Extract entrypoints from labels for a given service and a given docker container
func (provider *Docker) getServiceEntryPoints(container dockerData, serviceName string) []string {
func (p *Provider) getServiceEntryPoints(container dockerData, serviceName string) []string {
if entryPoints, ok := getContainerServiceLabel(container, serviceName, "frontend.entryPoints"); ok {
return strings.Split(entryPoints, ",")
}
return provider.getEntryPoints(container)
return p.getEntryPoints(container)
}
// Extract passHostHeader from labels for a given service and a given docker container
func (provider *Docker) getServicePassHostHeader(container dockerData, serviceName string) string {
func (p *Provider) getServicePassHostHeader(container dockerData, serviceName string) string {
if servicePassHostHeader, ok := getContainerServiceLabel(container, serviceName, "frontend.passHostHeader"); ok {
return servicePassHostHeader
}
return provider.getPassHostHeader(container)
return p.getPassHostHeader(container)
}
// Extract priority from labels for a given service and a given docker container
func (provider *Docker) getServicePriority(container dockerData, serviceName string) string {
func (p *Provider) getServicePriority(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "frontend.priority"); ok {
return value
}
return provider.getPriority(container)
return p.getPriority(container)
}
// Extract backend from labels for a given service and a given docker container
func (provider *Docker) getServiceBackend(container dockerData, serviceName string) string {
func (p *Provider) getServiceBackend(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "frontend.backend"); ok {
return value
}
return provider.getBackend(container) + "-" + normalize(serviceName)
return p.getBackend(container) + "-" + provider.Normalize(serviceName)
}
// Extract rule from labels for a given service and a given docker container
func (provider *Docker) getServiceFrontendRule(container dockerData, serviceName string) string {
func (p *Provider) getServiceFrontendRule(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "frontend.rule"); ok {
return value
}
return provider.getFrontendRule(container)
return p.getFrontendRule(container)
}
// Extract port from labels for a given service and a given docker container
func (provider *Docker) getServicePort(container dockerData, serviceName string) string {
func (p *Provider) getServicePort(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "port"); ok {
return value
}
return provider.getPort(container)
return p.getPort(container)
}
// Extract weight from labels for a given service and a given docker container
func (provider *Docker) getServiceWeight(container dockerData, serviceName string) string {
func (p *Provider) getServiceWeight(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "weight"); ok {
return value
}
return provider.getWeight(container)
return p.getWeight(container)
}
// Extract protocol from labels for a given service and a given docker container
func (provider *Docker) getServiceProtocol(container dockerData, serviceName string) string {
func (p *Provider) getServiceProtocol(container dockerData, serviceName string) string {
if value, ok := getContainerServiceLabel(container, serviceName, "protocol"); ok {
return value
}
return provider.getProtocol(container)
return p.getProtocol(container)
}
func (provider *Docker) hasLoadBalancerLabel(container dockerData) bool {
func (p *Provider) hasLoadBalancerLabel(container dockerData) bool {
_, errMethod := getLabel(container, "traefik.backend.loadbalancer.method")
_, errSticky := getLabel(container, "traefik.backend.loadbalancer.sticky")
if errMethod != nil && errSticky != nil {
@ -443,7 +444,7 @@ func (provider *Docker) hasLoadBalancerLabel(container dockerData) bool {
return true
}
func (provider *Docker) hasMaxConnLabels(container dockerData) bool {
func (p *Provider) hasMaxConnLabels(container dockerData) bool {
if _, err := getLabel(container, "traefik.backend.maxconn.amount"); err != nil {
return false
}
@ -453,21 +454,21 @@ func (provider *Docker) hasMaxConnLabels(container dockerData) bool {
return true
}
func (provider *Docker) getCircuitBreakerExpression(container dockerData) string {
func (p *Provider) getCircuitBreakerExpression(container dockerData) string {
if label, err := getLabel(container, "traefik.backend.circuitbreaker.expression"); err == nil {
return label
}
return "NetworkErrorRatio() > 1"
}
func (provider *Docker) getLoadBalancerMethod(container dockerData) string {
func (p *Provider) getLoadBalancerMethod(container dockerData) string {
if label, err := getLabel(container, "traefik.backend.loadbalancer.method"); err == nil {
return label
}
return "wrr"
}
func (provider *Docker) getMaxConnAmount(container dockerData) int64 {
func (p *Provider) getMaxConnAmount(container dockerData) int64 {
if label, err := getLabel(container, "traefik.backend.maxconn.amount"); err == nil {
i, errConv := strconv.ParseInt(label, 10, 64)
if errConv != nil {
@ -479,27 +480,27 @@ func (provider *Docker) getMaxConnAmount(container dockerData) int64 {
return math.MaxInt64
}
func (provider *Docker) getMaxConnExtractorFunc(container dockerData) string {
func (p *Provider) getMaxConnExtractorFunc(container dockerData) string {
if label, err := getLabel(container, "traefik.backend.maxconn.extractorfunc"); err == nil {
return label
}
return "request.host"
}
func (provider *Docker) containerFilter(container dockerData) bool {
func (p *Provider) containerFilter(container dockerData) bool {
_, err := strconv.Atoi(container.Labels["traefik.port"])
if len(container.NetworkSettings.Ports) == 0 && err != nil {
log.Debugf("Filtering container without port and no traefik.port label %s", container.Name)
return false
}
if !isContainerEnabled(container, provider.ExposedByDefault) {
if !isContainerEnabled(container, p.ExposedByDefault) {
log.Debugf("Filtering disabled container %s", container.Name)
return false
}
constraintTags := strings.Split(container.Labels["traefik.tags"], ",")
if ok, failingConstraint := provider.MatchConstraints(constraintTags); !ok {
if ok, failingConstraint := p.MatchConstraints(constraintTags); !ok {
if failingConstraint != nil {
log.Debugf("Container %v pruned by '%v' constraint", container.Name, failingConstraint.String())
}
@ -514,35 +515,35 @@ func (provider *Docker) containerFilter(container dockerData) bool {
return true
}
func (provider *Docker) getFrontendName(container dockerData) string {
func (p *Provider) getFrontendName(container dockerData) string {
// Replace '.' with '-' in quoted keys because of this issue https://github.com/BurntSushi/toml/issues/78
return normalize(provider.getFrontendRule(container))
return provider.Normalize(p.getFrontendRule(container))
}
// GetFrontendRule returns the frontend rule for the specified container, using
// it's label. It returns a default one (Host) if the label is not present.
func (provider *Docker) getFrontendRule(container dockerData) string {
func (p *Provider) getFrontendRule(container dockerData) string {
if label, err := getLabel(container, "traefik.frontend.rule"); err == nil {
return label
}
if labels, err := getLabels(container, []string{"com.docker.compose.project", "com.docker.compose.service"}); err == nil {
return "Host:" + provider.getSubDomain(labels["com.docker.compose.service"]+"."+labels["com.docker.compose.project"]) + "." + provider.Domain
return "Host:" + p.getSubDomain(labels["com.docker.compose.service"]+"."+labels["com.docker.compose.project"]) + "." + p.Domain
}
return "Host:" + provider.getSubDomain(container.ServiceName) + "." + provider.Domain
return "Host:" + p.getSubDomain(container.ServiceName) + "." + p.Domain
}
func (provider *Docker) getBackend(container dockerData) string {
func (p *Provider) getBackend(container dockerData) string {
if label, err := getLabel(container, "traefik.backend"); err == nil {
return normalize(label)
return provider.Normalize(label)
}
if labels, err := getLabels(container, []string{"com.docker.compose.project", "com.docker.compose.service"}); err == nil {
return normalize(labels["com.docker.compose.service"] + "_" + labels["com.docker.compose.project"])
return provider.Normalize(labels["com.docker.compose.service"] + "_" + labels["com.docker.compose.project"])
}
return normalize(container.ServiceName)
return provider.Normalize(container.ServiceName)
}
func (provider *Docker) getIPAddress(container dockerData) string {
func (p *Provider) getIPAddress(container dockerData) string {
if label, err := getLabel(container, "traefik.docker.network"); err == nil && label != "" {
networkSettings := container.NetworkSettings
if networkSettings.Networks != nil {
@ -561,8 +562,8 @@ func (provider *Docker) getIPAddress(container dockerData) string {
return "127.0.0.1"
}
if provider.UseBindPortIP {
port := provider.getPort(container)
if p.UseBindPortIP {
port := p.getPort(container)
for netport, portBindings := range container.NetworkSettings.Ports {
if string(netport) == port+"/TCP" || string(netport) == port+"/UDP" {
for _, p := range portBindings {
@ -578,7 +579,7 @@ func (provider *Docker) getIPAddress(container dockerData) string {
return ""
}
func (provider *Docker) getPort(container dockerData) string {
func (p *Provider) getPort(container dockerData) string {
if label, err := getLabel(container, "traefik.port"); err == nil {
return label
}
@ -588,56 +589,56 @@ func (provider *Docker) getPort(container dockerData) string {
return ""
}
func (provider *Docker) getWeight(container dockerData) string {
func (p *Provider) getWeight(container dockerData) string {
if label, err := getLabel(container, "traefik.weight"); err == nil {
return label
}
return "0"
}
func (provider *Docker) getSticky(container dockerData) string {
func (p *Provider) getSticky(container dockerData) string {
if label, err := getLabel(container, "traefik.backend.loadbalancer.sticky"); err == nil {
return label
}
return "false"
}
func (provider *Docker) getIsBackendLBSwarm(container dockerData) string {
func (p *Provider) getIsBackendLBSwarm(container dockerData) string {
if label, err := getLabel(container, "traefik.backend.loadbalancer.swarm"); err == nil {
return label
}
return "false"
}
func (provider *Docker) getDomain(container dockerData) string {
func (p *Provider) getDomain(container dockerData) string {
if label, err := getLabel(container, "traefik.domain"); err == nil {
return label
}
return provider.Domain
return p.Domain
}
func (provider *Docker) getProtocol(container dockerData) string {
func (p *Provider) getProtocol(container dockerData) string {
if label, err := getLabel(container, "traefik.protocol"); err == nil {
return label
}
return "http"
}
func (provider *Docker) getPassHostHeader(container dockerData) string {
func (p *Provider) getPassHostHeader(container dockerData) string {
if passHostHeader, err := getLabel(container, "traefik.frontend.passHostHeader"); err == nil {
return passHostHeader
}
return "true"
}
func (provider *Docker) getPriority(container dockerData) string {
func (p *Provider) getPriority(container dockerData) string {
if priority, err := getLabel(container, "traefik.frontend.priority"); err == nil {
return priority
}
return "0"
}
func (provider *Docker) getEntryPoints(container dockerData) []string {
func (p *Provider) getEntryPoints(container dockerData) []string {
if entryPoints, err := getLabel(container, "traefik.frontend.entryPoints"); err == nil {
return strings.Split(entryPoints, ",")
}
@ -736,11 +737,11 @@ func parseContainer(container dockertypes.ContainerJSON) dockerData {
}
// Escape beginning slash "/", convert all others to dash "-", and convert underscores "_" to dash "-"
func (provider *Docker) getSubDomain(name string) string {
func (p *Provider) getSubDomain(name string) string {
return strings.Replace(strings.Replace(strings.TrimPrefix(name, "/"), "/", "-", -1), "_", "-", -1)
}
func (provider *Docker) listServices(ctx context.Context, dockerClient client.APIClient) ([]dockerData, error) {
func (p *Provider) listServices(ctx context.Context, dockerClient client.APIClient) ([]dockerData, error) {
serviceList, err := dockerClient.ServiceList(ctx, dockertypes.ServiceListOptions{})
if err != nil {
return []dockerData{}, err
@ -765,7 +766,7 @@ func (provider *Docker) listServices(ctx context.Context, dockerClient client.AP
for _, service := range serviceList {
dockerData := parseService(service, networkMap)
useSwarmLB, _ := strconv.ParseBool(provider.getIsBackendLBSwarm(dockerData))
useSwarmLB, _ := strconv.ParseBool(p.getIsBackendLBSwarm(dockerData))
isGlobalSvc := service.Spec.Mode.Global != nil
if useSwarmLB {

0
provider/docker_test.go → provider/docker/docker_test.go
View file

8
provider/docker/docker_unix.go Normal file
View file

@ -0,0 +1,8 @@
// +build !windows
package docker
const (
// DockerAPIVersion is a constant holding the version of the Provider API traefik will use
DockerAPIVersion string = "1.21"
)

6
provider/docker/docker_windows.go Normal file
View file

@ -0,0 +1,6 @@
package docker
const (
// DockerAPIVersion is a constant holding the version of the Provider API traefik will use
DockerAPIVersion string = "1.24"
)

8
provider/docker_unix.go
View file

@ -1,8 +0,0 @@
// +build !windows
package provider
const (
// DockerAPIVersion is a constant holding the version of the Docker API traefik will use
DockerAPIVersion string = "1.21"
)

6
provider/docker_windows.go
View file

@ -1,6 +0,0 @@
package provider
const (
// DockerAPIVersion is a constant holding the version of the Docker API traefik will use
DockerAPIVersion string = "1.24"
)

2
provider/ecs.go
View file

@ -182,7 +182,7 @@ func (provider *ECS) loadECSConfig(ctx context.Context, client *awsClient) (*typ
instances = fun.Filter(provider.filterInstance, instances).([]ecsInstance)
return provider.getConfiguration("templates/ecs.tmpl", ecsFuncMap, struct {
return provider.GetConfiguration("templates/ecs.tmpl", ecsFuncMap, struct {
Instances []ecsInstance
}{
instances,

2
provider/eureka.go
View file

@ -108,7 +108,7 @@ func (provider *Eureka) buildConfiguration() (*types.Configuration, error) {
applications.Applications,
}
configuration, err := provider.getConfiguration("templates/eureka.tmpl", EurekaFuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/eureka.tmpl", EurekaFuncMap, templateObjects)
if err != nil {
log.Error(err)
}

2
provider/kubernetes.go
View file

@ -320,7 +320,7 @@ func (provider *Kubernetes) getPassHostHeader() bool {
func (provider *Kubernetes) loadConfig(templateObjects types.Configuration) *types.Configuration {
var FuncMap = template.FuncMap{}
configuration, err := provider.getConfiguration("templates/kubernetes.tmpl", FuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/kubernetes.tmpl", FuncMap, templateObjects)
if err != nil {
log.Error(err)
}

2
provider/kv.go
View file

@ -130,7 +130,7 @@ func (provider *Kv) loadConfig() *types.Configuration {
"Last": provider.last,
}
configuration, err := provider.getConfiguration("templates/kv.tmpl", KvFuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/kv.tmpl", KvFuncMap, templateObjects)
if err != nil {
log.Error(err)
}

2
provider/marathon.go
View file

@ -183,7 +183,7 @@ func (provider *Marathon) loadMarathonConfig() *types.Configuration {
provider.Domain,
}
configuration, err := provider.getConfiguration("templates/marathon.tmpl", MarathonFuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/marathon.tmpl", MarathonFuncMap, templateObjects)
if err != nil {
log.Error(err)
}

2
provider/mesos.go
View file

@ -167,7 +167,7 @@ func (provider *Mesos) loadMesosConfig() *types.Configuration {
provider.Domain,
}
configuration, err := provider.getConfiguration("templates/mesos.tmpl", mesosFuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/mesos.tmpl", mesosFuncMap, templateObjects)
if err != nil {
log.Error(err)
}

6
provider/provider.go
View file

@ -51,7 +51,7 @@ func (p *BaseProvider) MatchConstraints(tags []string) (bool, *types.Constraint)
return true, nil
}
func (p *BaseProvider) getConfiguration(defaultTemplateFile string, funcMap template.FuncMap, templateObjects interface{}) (*types.Configuration, error) {
func (p *BaseProvider) GetConfiguration(defaultTemplateFile string, funcMap template.FuncMap, templateObjects interface{}) (*types.Configuration, error) {
var (
buf []byte
err error
@ -60,7 +60,7 @@ func (p *BaseProvider) getConfiguration(defaultTemplateFile string, funcMap temp
var defaultFuncMap = template.FuncMap{
"replace": replace,
"tolower": strings.ToLower,
"normalize": normalize,
"Normalize": Normalize,
"split": split,
"contains": contains,
}
@ -112,7 +112,7 @@ func split(sep, s string) []string {
return strings.Split(s, sep)
}
func normalize(name string) string {
func Normalize(name string) string {
fargs := func(c rune) bool {
return !unicode.IsLetter(c) && !unicode.IsNumber(c)
}

10
provider/provider_test.go
View file

@ -91,7 +91,7 @@ func TestConfigurationErrors(t *testing.T) {
}
for _, invalid := range invalids {
configuration, err := invalid.provider.getConfiguration(invalid.defaultTemplate, invalid.funcMap, nil)
configuration, err := invalid.provider.GetConfiguration(invalid.defaultTemplate, invalid.funcMap, nil)
if err == nil || !strings.Contains(err.Error(), invalid.expectedError) {
t.Fatalf("should have generate an error with %q, got %v", invalid.expectedError, err)
}
@ -136,7 +136,7 @@ func TestGetConfiguration(t *testing.T) {
},
nil,
}
configuration, err := provider.getConfiguration(templateFile.Name(), nil, nil)
configuration, err := provider.GetConfiguration(templateFile.Name(), nil, nil)
if err != nil {
t.Fatalf("Shouldn't have error out, got %v", err)
}
@ -198,7 +198,7 @@ func TestGetConfigurationReturnsCorrectMaxConnConfiguration(t *testing.T) {
},
nil,
}
configuration, err := provider.getConfiguration(templateFile.Name(), nil, nil)
configuration, err := provider.GetConfiguration(templateFile.Name(), nil, nil)
if err != nil {
t.Fatalf("Shouldn't have error out, got %v", err)
}
@ -345,7 +345,7 @@ func TestDefaultFuncMap(t *testing.T) {
weight = 1
[frontends]
[frontends.{{normalize "frontend/1"}}]
[frontends.{{Normalize "frontend/1"}}]
{{ $backend := "backend1/test/value" | split "/" }}
{{ $backendid := index $backend 1 }}
{{ if "backend1" | contains "backend" }}
@ -366,7 +366,7 @@ func TestDefaultFuncMap(t *testing.T) {
},
nil,
}
configuration, err := provider.getConfiguration(templateFile.Name(), nil, nil)
configuration, err := provider.GetConfiguration(templateFile.Name(), nil, nil)
if err != nil {
t.Fatalf("Shouldn't have error out, got %v", err)
}

8
provider/rancher.go
View file

@ -79,7 +79,7 @@ func (provider *Rancher) getFrontendRule(service rancherData) string {
func (provider *Rancher) getFrontendName(service rancherData) string {
// Replace '.' with '-' in quoted keys because of this issue https://github.com/BurntSushi/toml/issues/78
return normalize(provider.getFrontendRule(service))
return Normalize(provider.getFrontendRule(service))
}
// Backend Labels
@ -122,9 +122,9 @@ func (provider *Rancher) getSticky(service rancherData) string {
func (provider *Rancher) getBackend(service rancherData) string {
if label, err := getServiceLabel(service, "traefik.backend"); err == nil {
return normalize(label)
return Normalize(label)
}
return normalize(service.Name)
return Normalize(service.Name)
}
// Generall Application Stuff
@ -436,7 +436,7 @@ func (provider *Rancher) loadRancherConfig(services []rancherData) *types.Config
provider.Domain,
}
configuration, err := provider.getConfiguration("templates/rancher.tmpl", RancherFuncMap, templateObjects)
configuration, err := provider.GetConfiguration("templates/rancher.tmpl", RancherFuncMap, templateObjects)
if err != nil {
log.Error(err)
}