traefik/server/configuration.go

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package server
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import (
"crypto/tls"
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"fmt"
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"io/ioutil"
"os"
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"regexp"
"strings"
"time"
"github.com/containous/flaeg"
"github.com/containous/traefik/acme"
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"github.com/containous/traefik/middlewares/accesslog"
"github.com/containous/traefik/provider/boltdb"
"github.com/containous/traefik/provider/consul"
"github.com/containous/traefik/provider/docker"
"github.com/containous/traefik/provider/dynamodb"
"github.com/containous/traefik/provider/ecs"
"github.com/containous/traefik/provider/etcd"
"github.com/containous/traefik/provider/eureka"
"github.com/containous/traefik/provider/file"
"github.com/containous/traefik/provider/kubernetes"
"github.com/containous/traefik/provider/marathon"
"github.com/containous/traefik/provider/mesos"
"github.com/containous/traefik/provider/rancher"
"github.com/containous/traefik/provider/zk"
"github.com/containous/traefik/types"
)
const (
// DefaultHealthCheckInterval is the default health check interval.
DefaultHealthCheckInterval = 30 * time.Second
// DefaultDialTimeout when connecting to a backend server.
DefaultDialTimeout = 30 * time.Second
// DefaultIdleTimeout before closing an idle connection.
DefaultIdleTimeout = 180 * time.Second
)
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// TraefikConfiguration holds GlobalConfiguration and other stuff
type TraefikConfiguration struct {
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GlobalConfiguration `mapstructure:",squash"`
ConfigFile string `short:"c" description:"Configuration file to use (TOML)."`
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}
// GlobalConfiguration holds global configuration (with providers, etc.).
// It's populated from the traefik configuration file passed as an argument to the binary.
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type GlobalConfiguration struct {
GraceTimeOut flaeg.Duration `short:"g" description:"Duration to give active requests a chance to finish before Traefik stops"`
Debug bool `short:"d" description:"Enable debug mode"`
CheckNewVersion bool `description:"Periodically check if a new version has been released"`
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AccessLogsFile string `description:"(Deprecated) Access logs file"` // Deprecated
AccessLog *types.AccessLog `description:"Access log settings"`
TraefikLogsFile string `description:"Traefik logs file. Stdout is used when omitted or empty"`
LogLevel string `short:"l" description:"Log level"`
EntryPoints EntryPoints `description:"Entrypoints definition using format: --entryPoints='Name:http Address::8000 Redirect.EntryPoint:https' --entryPoints='Name:https Address::4442 TLS:tests/traefik.crt,tests/traefik.key;prod/traefik.crt,prod/traefik.key'"`
Cluster *types.Cluster `description:"Enable clustering"`
Constraints types.Constraints `description:"Filter services by constraint, matching with service tags"`
ACME *acme.ACME `description:"Enable ACME (Let's Encrypt): automatic SSL"`
DefaultEntryPoints DefaultEntryPoints `description:"Entrypoints to be used by frontends that do not specify any entrypoint"`
ProvidersThrottleDuration flaeg.Duration `description:"Backends throttle duration: minimum duration between 2 events from providers before applying a new configuration. It avoids unnecessary reloads if multiples events are sent in a short amount of time."`
MaxIdleConnsPerHost int `description:"If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used"`
IdleTimeout flaeg.Duration `description:"(Deprecated) maximum amount of time an idle (keep-alive) connection will remain idle before closing itself."` // Deprecated
InsecureSkipVerify bool `description:"Disable SSL certificate verification"`
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RootCAs RootCAs `description:"Add cert file for self-signed certicate"`
Retry *Retry `description:"Enable retry sending request if network error"`
HealthCheck *HealthCheckConfig `description:"Health check parameters"`
RespondingTimeouts *RespondingTimeouts `description:"Timeouts for incoming requests to the Traefik instance"`
ForwardingTimeouts *ForwardingTimeouts `description:"Timeouts for requests forwarded to the backend servers"`
Docker *docker.Provider `description:"Enable Docker backend with default settings"`
File *file.Provider `description:"Enable File backend with default settings"`
Web *WebProvider `description:"Enable Web backend with default settings"`
Marathon *marathon.Provider `description:"Enable Marathon backend with default settings"`
Consul *consul.Provider `description:"Enable Consul backend with default settings"`
ConsulCatalog *consul.CatalogProvider `description:"Enable Consul catalog backend with default settings"`
Etcd *etcd.Provider `description:"Enable Etcd backend with default settings"`
Zookeeper *zk.Provider `description:"Enable Zookeeper backend with default settings"`
Boltdb *boltdb.Provider `description:"Enable Boltdb backend with default settings"`
Kubernetes *kubernetes.Provider `description:"Enable Kubernetes backend with default settings"`
Mesos *mesos.Provider `description:"Enable Mesos backend with default settings"`
Eureka *eureka.Provider `description:"Enable Eureka backend with default settings"`
ECS *ecs.Provider `description:"Enable ECS backend with default settings"`
Rancher *rancher.Provider `description:"Enable Rancher backend with default settings"`
DynamoDB *dynamodb.Provider `description:"Enable DynamoDB backend with default settings"`
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}
// DefaultEntryPoints holds default entry points
type DefaultEntryPoints []string
// String is the method to format the flag's value, part of the flag.Value interface.
// The String method's output will be used in diagnostics.
func (dep *DefaultEntryPoints) String() string {
return strings.Join(*dep, ",")
}
// Set is the method to set the flag value, part of the flag.Value interface.
// Set's argument is a string to be parsed to set the flag.
// It's a comma-separated list, so we split it.
func (dep *DefaultEntryPoints) Set(value string) error {
entrypoints := strings.Split(value, ",")
if len(entrypoints) == 0 {
return fmt.Errorf("bad DefaultEntryPoints format: %s", value)
}
for _, entrypoint := range entrypoints {
*dep = append(*dep, entrypoint)
}
return nil
}
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// Get return the EntryPoints map
func (dep *DefaultEntryPoints) Get() interface{} {
return DefaultEntryPoints(*dep)
}
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// SetValue sets the EntryPoints map with val
func (dep *DefaultEntryPoints) SetValue(val interface{}) {
*dep = DefaultEntryPoints(val.(DefaultEntryPoints))
}
// Type is type of the struct
func (dep *DefaultEntryPoints) Type() string {
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return "defaultentrypoints"
}
// RootCAs hold the CA we want to have in root
type RootCAs []FileOrContent
// FileOrContent hold a file path or content
type FileOrContent string
func (f FileOrContent) String() string {
return string(f)
}
func (f FileOrContent) Read() ([]byte, error) {
var content []byte
if _, err := os.Stat(f.String()); err == nil {
content, err = ioutil.ReadFile(f.String())
if err != nil {
return nil, err
}
} else {
content = []byte(f)
}
return content, nil
}
// String is the method to format the flag's value, part of the flag.Value interface.
// The String method's output will be used in diagnostics.
func (r *RootCAs) String() string {
sliceOfString := make([]string, len([]FileOrContent(*r)))
for key, value := range *r {
sliceOfString[key] = value.String()
}
return strings.Join(sliceOfString, ",")
}
// Set is the method to set the flag value, part of the flag.Value interface.
// Set's argument is a string to be parsed to set the flag.
// It's a comma-separated list, so we split it.
func (r *RootCAs) Set(value string) error {
rootCAs := strings.Split(value, ",")
if len(rootCAs) == 0 {
return fmt.Errorf("bad RootCAs format: %s", value)
}
for _, rootCA := range rootCAs {
*r = append(*r, FileOrContent(rootCA))
}
return nil
}
// Get return the EntryPoints map
func (r *RootCAs) Get() interface{} {
return RootCAs(*r)
}
// SetValue sets the EntryPoints map with val
func (r *RootCAs) SetValue(val interface{}) {
*r = RootCAs(val.(RootCAs))
}
// Type is type of the struct
func (r *RootCAs) Type() string {
return "rootcas"
}
// EntryPoints holds entry points configuration of the reverse proxy (ip, port, TLS...)
type EntryPoints map[string]*EntryPoint
// String is the method to format the flag's value, part of the flag.Value interface.
// The String method's output will be used in diagnostics.
func (ep *EntryPoints) String() string {
return fmt.Sprintf("%+v", *ep)
}
// Set is the method to set the flag value, part of the flag.Value interface.
// Set's argument is a string to be parsed to set the flag.
// It's a comma-separated list, so we split it.
func (ep *EntryPoints) Set(value string) error {
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regex := regexp.MustCompile(`(?:Name:(?P<Name>\S*))\s*(?:Address:(?P<Address>\S*))?\s*(?:TLS:(?P<TLS>\S*))?\s*((?P<TLSACME>TLS))?\s*(?:CA:(?P<CA>\S*))?\s*(?:Redirect.EntryPoint:(?P<RedirectEntryPoint>\S*))?\s*(?:Redirect.Regex:(?P<RedirectRegex>\\S*))?\s*(?:Redirect.Replacement:(?P<RedirectReplacement>\S*))?\s*(?:Compress:(?P<Compress>\S*))?\s*(?:WhiteListSourceRange:(?P<WhiteListSourceRange>\S*))?`)
match := regex.FindAllStringSubmatch(value, -1)
if match == nil {
return fmt.Errorf("bad EntryPoints format: %s", value)
}
matchResult := match[0]
result := make(map[string]string)
for i, name := range regex.SubexpNames() {
if i != 0 {
result[name] = matchResult[i]
}
}
var tls *TLS
if len(result["TLS"]) > 0 {
certs := Certificates{}
if err := certs.Set(result["TLS"]); err != nil {
return err
}
tls = &TLS{
Certificates: certs,
}
} else if len(result["TLSACME"]) > 0 {
tls = &TLS{
Certificates: Certificates{},
}
}
if len(result["CA"]) > 0 {
files := strings.Split(result["CA"], ",")
tls.ClientCAFiles = files
}
var redirect *Redirect
if len(result["RedirectEntryPoint"]) > 0 || len(result["RedirectRegex"]) > 0 || len(result["RedirectReplacement"]) > 0 {
redirect = &Redirect{
EntryPoint: result["RedirectEntryPoint"],
Regex: result["RedirectRegex"],
Replacement: result["RedirectReplacement"],
}
}
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compress := false
if len(result["Compress"]) > 0 {
compress = strings.EqualFold(result["Compress"], "enable") || strings.EqualFold(result["Compress"], "on")
}
whiteListSourceRange := []string{}
if len(result["WhiteListSourceRange"]) > 0 {
whiteListSourceRange = strings.Split(result["WhiteListSourceRange"], ",")
}
(*ep)[result["Name"]] = &EntryPoint{
Address: result["Address"],
TLS: tls,
Redirect: redirect,
Compress: compress,
WhitelistSourceRange: whiteListSourceRange,
}
return nil
}
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// Get return the EntryPoints map
func (ep *EntryPoints) Get() interface{} {
return EntryPoints(*ep)
}
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// SetValue sets the EntryPoints map with val
func (ep *EntryPoints) SetValue(val interface{}) {
*ep = EntryPoints(val.(EntryPoints))
}
// Type is type of the struct
func (ep *EntryPoints) Type() string {
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return "entrypoints"
}
// EntryPoint holds an entry point configuration of the reverse proxy (ip, port, TLS...)
type EntryPoint struct {
Network string
Address string
TLS *TLS
Redirect *Redirect
Auth *types.Auth
WhitelistSourceRange []string
Compress bool
}
// Redirect configures a redirection of an entry point to another, or to an URL
type Redirect struct {
EntryPoint string
Regex string
Replacement string
}
// TLS configures TLS for an entry point
type TLS struct {
MinVersion string
CipherSuites []string
Certificates Certificates
ClientCAFiles []string
}
// Map of allowed TLS minimum versions
var minVersion = map[string]uint16{
`VersionTLS10`: tls.VersionTLS10,
`VersionTLS11`: tls.VersionTLS11,
`VersionTLS12`: tls.VersionTLS12,
}
// Map of TLS CipherSuites from crypto/tls
// Available CipherSuites defined at https://golang.org/pkg/crypto/tls/#pkg-constants
var cipherSuites = map[string]uint16{
`TLS_RSA_WITH_RC4_128_SHA`: tls.TLS_RSA_WITH_RC4_128_SHA,
`TLS_RSA_WITH_3DES_EDE_CBC_SHA`: tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
`TLS_RSA_WITH_AES_128_CBC_SHA`: tls.TLS_RSA_WITH_AES_128_CBC_SHA,
`TLS_RSA_WITH_AES_256_CBC_SHA`: tls.TLS_RSA_WITH_AES_256_CBC_SHA,
`TLS_RSA_WITH_AES_128_CBC_SHA256`: tls.TLS_RSA_WITH_AES_128_CBC_SHA256,
`TLS_RSA_WITH_AES_128_GCM_SHA256`: tls.TLS_RSA_WITH_AES_128_GCM_SHA256,
`TLS_RSA_WITH_AES_256_GCM_SHA384`: tls.TLS_RSA_WITH_AES_256_GCM_SHA384,
`TLS_ECDHE_ECDSA_WITH_RC4_128_SHA`: tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
`TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA`: tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
`TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA`: tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
`TLS_ECDHE_RSA_WITH_RC4_128_SHA`: tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
`TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA`: tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
`TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA`: tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
`TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA`: tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
`TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256`: tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,
`TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256`: tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,
`TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256`: tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
`TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256`: tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
`TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384`: tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
`TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384`: tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
`TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305`: tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
`TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305`: tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
}
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// Certificates defines traefik certificates type
// Certs and Keys could be either a file path, or the file content itself
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type Certificates []Certificate
//CreateTLSConfig creates a TLS config from Certificate structures
func (certs *Certificates) CreateTLSConfig() (*tls.Config, error) {
config := &tls.Config{}
config.Certificates = []tls.Certificate{}
certsSlice := []Certificate(*certs)
for _, v := range certsSlice {
cert := tls.Certificate{}
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var err error
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certContent, err := v.CertFile.Read()
if err != nil {
return nil, err
}
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keyContent, err := v.KeyFile.Read()
if err != nil {
return nil, err
}
cert, err = tls.X509KeyPair(certContent, keyContent)
if err != nil {
return nil, err
}
config.Certificates = append(config.Certificates, cert)
}
return config, nil
}
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// String is the method to format the flag's value, part of the flag.Value interface.
// The String method's output will be used in diagnostics.
func (certs *Certificates) String() string {
if len(*certs) == 0 {
return ""
}
var result []string
for _, certificate := range *certs {
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result = append(result, certificate.CertFile.String()+","+certificate.KeyFile.String())
}
return strings.Join(result, ";")
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}
// Set is the method to set the flag value, part of the flag.Value interface.
// Set's argument is a string to be parsed to set the flag.
// It's a comma-separated list, so we split it.
func (certs *Certificates) Set(value string) error {
certificates := strings.Split(value, ";")
for _, certificate := range certificates {
files := strings.Split(certificate, ",")
if len(files) != 2 {
return fmt.Errorf("bad certificates format: %s", value)
}
*certs = append(*certs, Certificate{
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CertFile: FileOrContent(files[0]),
KeyFile: FileOrContent(files[1]),
})
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}
return nil
}
// Type is type of the struct
func (certs *Certificates) Type() string {
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return "certificates"
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}
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// Certificate holds a SSL cert/key pair
// Certs and Key could be either a file path, or the file content itself
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type Certificate struct {
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CertFile FileOrContent
KeyFile FileOrContent
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}
// Retry contains request retry config
type Retry struct {
Attempts int `description:"Number of attempts"`
}
// HealthCheckConfig contains health check configuration parameters.
type HealthCheckConfig struct {
Interval flaeg.Duration `description:"Default periodicity of enabled health checks"`
}
// RespondingTimeouts contains timeout configurations for incoming requests to the Traefik instance.
type RespondingTimeouts struct {
ReadTimeout flaeg.Duration `description:"ReadTimeout is the maximum duration for reading the entire request, including the body. If zero, no timeout is set"`
WriteTimeout flaeg.Duration `description:"WriteTimeout is the maximum duration before timing out writes of the response. If zero, no timeout is set"`
IdleTimeout flaeg.Duration `description:"IdleTimeout is the maximum amount duration an idle (keep-alive) connection will remain idle before closing itself. Defaults to 180 seconds. If zero, no timeout is set"`
}
// ForwardingTimeouts contains timeout configurations for forwarding requests to the backend servers.
type ForwardingTimeouts struct {
DialTimeout flaeg.Duration `description:"The amount of time to wait until a connection to a backend server can be established. Defaults to 30 seconds. If zero, no timeout exists"`
ResponseHeaderTimeout flaeg.Duration `description:"The amount of time to wait for a server's response headers after fully writing the request (including its body, if any). If zero, no timeout exists"`
}
// NewTraefikDefaultPointersConfiguration creates a TraefikConfiguration with pointers default values
func NewTraefikDefaultPointersConfiguration() *TraefikConfiguration {
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//default Docker
var defaultDocker docker.Provider
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defaultDocker.Watch = true
defaultDocker.ExposedByDefault = true
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defaultDocker.Endpoint = "unix:///var/run/docker.sock"
defaultDocker.SwarmMode = false
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// default File
var defaultFile file.Provider
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defaultFile.Watch = true
defaultFile.Filename = "" //needs equivalent to viper.ConfigFileUsed()
// default Web
var defaultWeb WebProvider
defaultWeb.Address = ":8080"
defaultWeb.Statistics = &types.Statistics{
RecentErrors: 10,
}
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// default Metrics
defaultWeb.Metrics = &types.Metrics{
Prometheus: &types.Prometheus{
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Buckets: types.Buckets{0.1, 0.3, 1.2, 5},
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},
Datadog: &types.Datadog{
Address: "localhost:8125",
PushInterval: "10s",
},
StatsD: &types.Statsd{
Address: "localhost:8125",
PushInterval: "10s",
},
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}
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// default Marathon
var defaultMarathon marathon.Provider
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defaultMarathon.Watch = true
defaultMarathon.Endpoint = "http://127.0.0.1:8080"
defaultMarathon.ExposedByDefault = true
defaultMarathon.Constraints = types.Constraints{}
defaultMarathon.DialerTimeout = flaeg.Duration(60 * time.Second)
defaultMarathon.KeepAlive = flaeg.Duration(10 * time.Second)
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// default Consul
var defaultConsul consul.Provider
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defaultConsul.Watch = true
defaultConsul.Endpoint = "127.0.0.1:8500"
defaultConsul.Prefix = "traefik"
defaultConsul.Constraints = types.Constraints{}
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// default CatalogProvider
var defaultConsulCatalog consul.CatalogProvider
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defaultConsulCatalog.Endpoint = "127.0.0.1:8500"
defaultConsulCatalog.Constraints = types.Constraints{}
defaultConsulCatalog.Prefix = "traefik"
defaultConsulCatalog.FrontEndRule = "Host:{{.ServiceName}}.{{.Domain}}"
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// default Etcd
var defaultEtcd etcd.Provider
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defaultEtcd.Watch = true
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defaultEtcd.Endpoint = "127.0.0.1:2379"
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defaultEtcd.Prefix = "/traefik"
defaultEtcd.Constraints = types.Constraints{}
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//default Zookeeper
var defaultZookeeper zk.Provider
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defaultZookeeper.Watch = true
defaultZookeeper.Endpoint = "127.0.0.1:2181"
defaultZookeeper.Prefix = "/traefik"
defaultZookeeper.Constraints = types.Constraints{}
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//default Boltdb
var defaultBoltDb boltdb.Provider
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defaultBoltDb.Watch = true
defaultBoltDb.Endpoint = "127.0.0.1:4001"
defaultBoltDb.Prefix = "/traefik"
defaultBoltDb.Constraints = types.Constraints{}
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//default Kubernetes
var defaultKubernetes kubernetes.Provider
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defaultKubernetes.Watch = true
defaultKubernetes.Endpoint = ""
defaultKubernetes.LabelSelector = ""
defaultKubernetes.Constraints = types.Constraints{}
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// default Mesos
var defaultMesos mesos.Provider
defaultMesos.Watch = true
defaultMesos.Endpoint = "http://127.0.0.1:5050"
defaultMesos.ExposedByDefault = true
defaultMesos.Constraints = types.Constraints{}
defaultMesos.RefreshSeconds = 30
defaultMesos.ZkDetectionTimeout = 30
defaultMesos.StateTimeoutSecond = 30
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//default ECS
var defaultECS ecs.Provider
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defaultECS.Watch = true
defaultECS.ExposedByDefault = true
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defaultECS.AutoDiscoverClusters = false
defaultECS.Clusters = ecs.Clusters{"default"}
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defaultECS.RefreshSeconds = 15
defaultECS.Constraints = types.Constraints{}
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//default Rancher
var defaultRancher rancher.Provider
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defaultRancher.Watch = true
defaultRancher.ExposedByDefault = true
defaultRancher.RefreshSeconds = 15
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// default DynamoDB
var defaultDynamoDB dynamodb.Provider
defaultDynamoDB.Constraints = types.Constraints{}
defaultDynamoDB.RefreshSeconds = 15
defaultDynamoDB.TableName = "traefik"
defaultDynamoDB.Watch = true
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// default AccessLog
defaultAccessLog := types.AccessLog{
Format: accesslog.CommonFormat,
FilePath: "",
}
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defaultConfiguration := GlobalConfiguration{
Docker: &defaultDocker,
File: &defaultFile,
Web: &defaultWeb,
Marathon: &defaultMarathon,
Consul: &defaultConsul,
ConsulCatalog: &defaultConsulCatalog,
Etcd: &defaultEtcd,
Zookeeper: &defaultZookeeper,
Boltdb: &defaultBoltDb,
Kubernetes: &defaultKubernetes,
Mesos: &defaultMesos,
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ECS: &defaultECS,
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Rancher: &defaultRancher,
DynamoDB: &defaultDynamoDB,
Retry: &Retry{},
HealthCheck: &HealthCheckConfig{},
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AccessLog: &defaultAccessLog,
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}
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return &TraefikConfiguration{
GlobalConfiguration: defaultConfiguration,
}
}
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// NewTraefikConfiguration creates a TraefikConfiguration with default values
func NewTraefikConfiguration() *TraefikConfiguration {
return &TraefikConfiguration{
GlobalConfiguration: GlobalConfiguration{
GraceTimeOut: flaeg.Duration(10 * time.Second),
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AccessLogsFile: "",
TraefikLogsFile: "",
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LogLevel: "ERROR",
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EntryPoints: map[string]*EntryPoint{},
Constraints: types.Constraints{},
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DefaultEntryPoints: []string{},
ProvidersThrottleDuration: flaeg.Duration(2 * time.Second),
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MaxIdleConnsPerHost: 200,
IdleTimeout: flaeg.Duration(0),
HealthCheck: &HealthCheckConfig{
Interval: flaeg.Duration(DefaultHealthCheckInterval),
},
RespondingTimeouts: &RespondingTimeouts{
IdleTimeout: flaeg.Duration(DefaultIdleTimeout),
},
ForwardingTimeouts: &ForwardingTimeouts{
DialTimeout: flaeg.Duration(DefaultDialTimeout),
},
CheckNewVersion: true,
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},
ConfigFile: "",
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}
}
type configs map[string]*types.Configuration