traefik/pkg/config/dynamic/http_config.go

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package dynamic
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import (
"reflect"
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"time"
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ptypes "github.com/traefik/paerser/types"
traefiktls "github.com/traefik/traefik/v2/pkg/tls"
"github.com/traefik/traefik/v2/pkg/types"
)
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// +k8s:deepcopy-gen=true
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// HTTPConfiguration contains all the HTTP configuration parameters.
type HTTPConfiguration struct {
Routers map[string]*Router `json:"routers,omitempty" toml:"routers,omitempty" yaml:"routers,omitempty" export:"true"`
Services map[string]*Service `json:"services,omitempty" toml:"services,omitempty" yaml:"services,omitempty" export:"true"`
Middlewares map[string]*Middleware `json:"middlewares,omitempty" toml:"middlewares,omitempty" yaml:"middlewares,omitempty" export:"true"`
Models map[string]*Model `json:"models,omitempty" toml:"models,omitempty" yaml:"models,omitempty" export:"true"`
ServersTransports map[string]*ServersTransport `json:"serversTransports,omitempty" toml:"serversTransports,omitempty" yaml:"serversTransports,omitempty" label:"-" export:"true"`
}
// +k8s:deepcopy-gen=true
// Model is a set of default router's values.
type Model struct {
Middlewares []string `json:"middlewares,omitempty" toml:"middlewares,omitempty" yaml:"middlewares,omitempty" export:"true"`
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TLS *RouterTLSConfig `json:"tls,omitempty" toml:"tls,omitempty" yaml:"tls,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
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}
// +k8s:deepcopy-gen=true
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// Service holds a service configuration (can only be of one type at the same time).
type Service struct {
LoadBalancer *ServersLoadBalancer `json:"loadBalancer,omitempty" toml:"loadBalancer,omitempty" yaml:"loadBalancer,omitempty" export:"true"`
Weighted *WeightedRoundRobin `json:"weighted,omitempty" toml:"weighted,omitempty" yaml:"weighted,omitempty" label:"-" export:"true"`
Mirroring *Mirroring `json:"mirroring,omitempty" toml:"mirroring,omitempty" yaml:"mirroring,omitempty" label:"-" export:"true"`
Failover *Failover `json:"failover,omitempty" toml:"failover,omitempty" yaml:"failover,omitempty" label:"-" export:"true"`
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}
// +k8s:deepcopy-gen=true
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// Router holds the router configuration.
type Router struct {
EntryPoints []string `json:"entryPoints,omitempty" toml:"entryPoints,omitempty" yaml:"entryPoints,omitempty" export:"true"`
Middlewares []string `json:"middlewares,omitempty" toml:"middlewares,omitempty" yaml:"middlewares,omitempty" export:"true"`
Service string `json:"service,omitempty" toml:"service,omitempty" yaml:"service,omitempty" export:"true"`
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Rule string `json:"rule,omitempty" toml:"rule,omitempty" yaml:"rule,omitempty"`
Priority int `json:"priority,omitempty" toml:"priority,omitempty,omitzero" yaml:"priority,omitempty" export:"true"`
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TLS *RouterTLSConfig `json:"tls,omitempty" toml:"tls,omitempty" yaml:"tls,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
}
// +k8s:deepcopy-gen=true
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// RouterTLSConfig holds the TLS configuration for a router.
type RouterTLSConfig struct {
Options string `json:"options,omitempty" toml:"options,omitempty" yaml:"options,omitempty" export:"true"`
CertResolver string `json:"certResolver,omitempty" toml:"certResolver,omitempty" yaml:"certResolver,omitempty" export:"true"`
Domains []types.Domain `json:"domains,omitempty" toml:"domains,omitempty" yaml:"domains,omitempty" export:"true"`
}
// +k8s:deepcopy-gen=true
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// Mirroring holds the Mirroring configuration.
type Mirroring struct {
Service string `json:"service,omitempty" toml:"service,omitempty" yaml:"service,omitempty" export:"true"`
MaxBodySize *int64 `json:"maxBodySize,omitempty" toml:"maxBodySize,omitempty" yaml:"maxBodySize,omitempty" export:"true"`
Mirrors []MirrorService `json:"mirrors,omitempty" toml:"mirrors,omitempty" yaml:"mirrors,omitempty" export:"true"`
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HealthCheck *HealthCheck `json:"healthCheck,omitempty" toml:"healthCheck,omitempty" yaml:"healthCheck,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
}
// SetDefaults Default values for a WRRService.
func (m *Mirroring) SetDefaults() {
var defaultMaxBodySize int64 = -1
m.MaxBodySize = &defaultMaxBodySize
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}
// +k8s:deepcopy-gen=true
// Failover holds the Failover configuration.
type Failover struct {
Service string `json:"service,omitempty" toml:"service,omitempty" yaml:"service,omitempty" export:"true"`
Fallback string `json:"fallback,omitempty" toml:"fallback,omitempty" yaml:"fallback,omitempty" export:"true"`
HealthCheck *HealthCheck `json:"healthCheck,omitempty" toml:"healthCheck,omitempty" yaml:"healthCheck,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
}
// +k8s:deepcopy-gen=true
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// MirrorService holds the MirrorService configuration.
type MirrorService struct {
Name string `json:"name,omitempty" toml:"name,omitempty" yaml:"name,omitempty" export:"true"`
Percent int `json:"percent,omitempty" toml:"percent,omitempty" yaml:"percent,omitempty" export:"true"`
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}
// +k8s:deepcopy-gen=true
// WeightedRoundRobin is a weighted round robin load-balancer of services.
type WeightedRoundRobin struct {
Services []WRRService `json:"services,omitempty" toml:"services,omitempty" yaml:"services,omitempty" export:"true"`
Sticky *Sticky `json:"sticky,omitempty" toml:"sticky,omitempty" yaml:"sticky,omitempty" export:"true"`
// HealthCheck enables automatic self-healthcheck for this service, i.e.
// whenever one of its children is reported as down, this service becomes aware of it,
// and takes it into account (i.e. it ignores the down child) when running the
// load-balancing algorithm. In addition, if the parent of this service also has
// HealthCheck enabled, this service reports to its parent any status change.
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HealthCheck *HealthCheck `json:"healthCheck,omitempty" toml:"healthCheck,omitempty" yaml:"healthCheck,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
}
// +k8s:deepcopy-gen=true
// WRRService is a reference to a service load-balanced with weighted round-robin.
type WRRService struct {
Name string `json:"name,omitempty" toml:"name,omitempty" yaml:"name,omitempty" export:"true"`
Weight *int `json:"weight,omitempty" toml:"weight,omitempty" yaml:"weight,omitempty" export:"true"`
}
// SetDefaults Default values for a WRRService.
func (w *WRRService) SetDefaults() {
defaultWeight := 1
w.Weight = &defaultWeight
}
// +k8s:deepcopy-gen=true
// Sticky holds the sticky configuration.
type Sticky struct {
// Cookie defines the sticky cookie configuration.
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Cookie *Cookie `json:"cookie,omitempty" toml:"cookie,omitempty" yaml:"cookie,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
}
// +k8s:deepcopy-gen=true
// Cookie holds the sticky configuration based on cookie.
type Cookie struct {
// Name defines the Cookie name.
Name string `json:"name,omitempty" toml:"name,omitempty" yaml:"name,omitempty" export:"true"`
// Secure defines whether the cookie can only be transmitted over an encrypted connection (i.e. HTTPS).
Secure bool `json:"secure,omitempty" toml:"secure,omitempty" yaml:"secure,omitempty" export:"true"`
// HTTPOnly defines whether the cookie can be accessed by client-side APIs, such as JavaScript.
HTTPOnly bool `json:"httpOnly,omitempty" toml:"httpOnly,omitempty" yaml:"httpOnly,omitempty" export:"true"`
// SameSite defines the same site policy.
// More info: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie/SameSite
SameSite string `json:"sameSite,omitempty" toml:"sameSite,omitempty" yaml:"sameSite,omitempty" export:"true"`
}
// +k8s:deepcopy-gen=true
// ServersLoadBalancer holds the ServersLoadBalancer configuration.
type ServersLoadBalancer struct {
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Sticky *Sticky `json:"sticky,omitempty" toml:"sticky,omitempty" yaml:"sticky,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
Servers []Server `json:"servers,omitempty" toml:"servers,omitempty" yaml:"servers,omitempty" label-slice-as-struct:"server" export:"true"`
// HealthCheck enables regular active checks of the responsiveness of the
// children servers of this load-balancer. To propagate status changes (e.g. all
// servers of this service are down) upwards, HealthCheck must also be enabled on
// the parent(s) of this service.
HealthCheck *ServerHealthCheck `json:"healthCheck,omitempty" toml:"healthCheck,omitempty" yaml:"healthCheck,omitempty" export:"true"`
PassHostHeader *bool `json:"passHostHeader" toml:"passHostHeader" yaml:"passHostHeader" export:"true"`
ResponseForwarding *ResponseForwarding `json:"responseForwarding,omitempty" toml:"responseForwarding,omitempty" yaml:"responseForwarding,omitempty" export:"true"`
ServersTransport string `json:"serversTransport,omitempty" toml:"serversTransport,omitempty" yaml:"serversTransport,omitempty" export:"true"`
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}
// Mergeable tells if the given service is mergeable.
func (l *ServersLoadBalancer) Mergeable(loadBalancer *ServersLoadBalancer) bool {
savedServers := l.Servers
defer func() {
l.Servers = savedServers
}()
l.Servers = nil
savedServersLB := loadBalancer.Servers
defer func() {
loadBalancer.Servers = savedServersLB
}()
loadBalancer.Servers = nil
return reflect.DeepEqual(l, loadBalancer)
}
// SetDefaults Default values for a ServersLoadBalancer.
func (l *ServersLoadBalancer) SetDefaults() {
defaultPassHostHeader := true
l.PassHostHeader = &defaultPassHostHeader
}
// +k8s:deepcopy-gen=true
// ResponseForwarding holds the response forwarding configuration.
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type ResponseForwarding struct {
// FlushInterval defines the interval, in milliseconds, in between flushes to the client while copying the response body.
// A negative value means to flush immediately after each write to the client.
// This configuration is ignored when ReverseProxy recognizes a response as a streaming response;
// for such responses, writes are flushed to the client immediately.
// Default: 100ms
FlushInterval string `json:"flushInterval,omitempty" toml:"flushInterval,omitempty" yaml:"flushInterval,omitempty" export:"true"`
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}
// +k8s:deepcopy-gen=true
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// Server holds the server configuration.
type Server struct {
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URL string `json:"url,omitempty" toml:"url,omitempty" yaml:"url,omitempty" label:"-"`
Scheme string `toml:"-" json:"-" yaml:"-" file:"-"`
Port string `toml:"-" json:"-" yaml:"-" file:"-"`
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}
// SetDefaults Default values for a Server.
func (s *Server) SetDefaults() {
s.Scheme = "http"
}
// +k8s:deepcopy-gen=true
// ServerHealthCheck holds the HealthCheck configuration.
type ServerHealthCheck struct {
Scheme string `json:"scheme,omitempty" toml:"scheme,omitempty" yaml:"scheme,omitempty" export:"true"`
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Mode string `json:"mode,omitempty" toml:"mode,omitempty" yaml:"mode,omitempty" export:"true"`
Path string `json:"path,omitempty" toml:"path,omitempty" yaml:"path,omitempty" export:"true"`
Method string `json:"method,omitempty" toml:"method,omitempty" yaml:"method,omitempty" export:"true"`
Port int `json:"port,omitempty" toml:"port,omitempty,omitzero" yaml:"port,omitempty" export:"true"`
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// TODO change string to ptypes.Duration
Interval string `json:"interval,omitempty" toml:"interval,omitempty" yaml:"interval,omitempty" export:"true"`
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// TODO change string to ptypes.Duration
Timeout string `json:"timeout,omitempty" toml:"timeout,omitempty" yaml:"timeout,omitempty" export:"true"`
Hostname string `json:"hostname,omitempty" toml:"hostname,omitempty" yaml:"hostname,omitempty"`
FollowRedirects *bool `json:"followRedirects" toml:"followRedirects" yaml:"followRedirects" export:"true"`
Headers map[string]string `json:"headers,omitempty" toml:"headers,omitempty" yaml:"headers,omitempty" export:"true"`
}
// SetDefaults Default values for a HealthCheck.
func (h *ServerHealthCheck) SetDefaults() {
fr := true
h.FollowRedirects = &fr
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h.Mode = "http"
}
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// +k8s:deepcopy-gen=true
// HealthCheck controls healthcheck awareness and propagation at the services level.
type HealthCheck struct{}
// +k8s:deepcopy-gen=true
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// ServersTransport options to configure communication between Traefik and the servers.
type ServersTransport struct {
ServerName string `description:"ServerName used to contact the server." json:"serverName,omitempty" toml:"serverName,omitempty" yaml:"serverName,omitempty"`
InsecureSkipVerify bool `description:"Disable SSL certificate verification." json:"insecureSkipVerify,omitempty" toml:"insecureSkipVerify,omitempty" yaml:"insecureSkipVerify,omitempty" export:"true"`
RootCAs []traefiktls.FileOrContent `description:"Add cert file for self-signed certificate." json:"rootCAs,omitempty" toml:"rootCAs,omitempty" yaml:"rootCAs,omitempty"`
Certificates traefiktls.Certificates `description:"Certificates for mTLS." json:"certificates,omitempty" toml:"certificates,omitempty" yaml:"certificates,omitempty" export:"true"`
MaxIdleConnsPerHost int `description:"If non-zero, controls the maximum idle (keep-alive) to keep per-host. If zero, DefaultMaxIdleConnsPerHost is used" json:"maxIdleConnsPerHost,omitempty" toml:"maxIdleConnsPerHost,omitempty" yaml:"maxIdleConnsPerHost,omitempty" export:"true"`
ForwardingTimeouts *ForwardingTimeouts `description:"Timeouts for requests forwarded to the backend servers." json:"forwardingTimeouts,omitempty" toml:"forwardingTimeouts,omitempty" yaml:"forwardingTimeouts,omitempty" export:"true"`
DisableHTTP2 bool `description:"Disable HTTP/2 for connections with backend servers." json:"disableHTTP2,omitempty" toml:"disableHTTP2,omitempty" yaml:"disableHTTP2,omitempty" export:"true"`
PeerCertURI string `description:"URI used to match against SAN URI during the peer certificate verification." json:"peerCertURI,omitempty" toml:"peerCertURI,omitempty" yaml:"peerCertURI,omitempty" export:"true"`
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}
// +k8s:deepcopy-gen=true
// ForwardingTimeouts contains timeout configurations for forwarding requests to the backend servers.
type ForwardingTimeouts struct {
DialTimeout ptypes.Duration `description:"The amount of time to wait until a connection to a backend server can be established. If zero, no timeout exists." json:"dialTimeout,omitempty" toml:"dialTimeout,omitempty" yaml:"dialTimeout,omitempty" export:"true"`
ResponseHeaderTimeout ptypes.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." json:"responseHeaderTimeout,omitempty" toml:"responseHeaderTimeout,omitempty" yaml:"responseHeaderTimeout,omitempty" export:"true"`
IdleConnTimeout ptypes.Duration `description:"The maximum period for which an idle HTTP keep-alive connection will remain open before closing itself." json:"idleConnTimeout,omitempty" toml:"idleConnTimeout,omitempty" yaml:"idleConnTimeout,omitempty" export:"true"`
ReadIdleTimeout ptypes.Duration `description:"The timeout after which a health check using ping frame will be carried out if no frame is received on the HTTP/2 connection. If zero, no health check is performed." json:"readIdleTimeout,omitempty" toml:"readIdleTimeout,omitempty" yaml:"readIdleTimeout,omitempty" export:"true"`
PingTimeout ptypes.Duration `description:"The timeout after which the HTTP/2 connection will be closed if a response to ping is not received." json:"pingTimeout,omitempty" toml:"pingTimeout,omitempty" yaml:"pingTimeout,omitempty" export:"true"`
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}
// SetDefaults sets the default values.
func (f *ForwardingTimeouts) SetDefaults() {
f.DialTimeout = ptypes.Duration(30 * time.Second)
f.IdleConnTimeout = ptypes.Duration(90 * time.Second)
f.PingTimeout = ptypes.Duration(15 * time.Second)
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}