traefik/pkg/config/dynamic/tcp_config.go

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package dynamic
import (
"reflect"
"github.com/traefik/traefik/v2/pkg/types"
)
// +k8s:deepcopy-gen=true
// TCPConfiguration contains all the TCP configuration parameters.
type TCPConfiguration struct {
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Routers map[string]*TCPRouter `json:"routers,omitempty" toml:"routers,omitempty" yaml:"routers,omitempty" export:"true"`
Services map[string]*TCPService `json:"services,omitempty" toml:"services,omitempty" yaml:"services,omitempty" export:"true"`
Middlewares map[string]*TCPMiddleware `json:"middlewares,omitempty" toml:"middlewares,omitempty" yaml:"middlewares,omitempty" export:"true"`
}
// +k8s:deepcopy-gen=true
// TCPService holds a tcp service configuration (can only be of one type at the same time).
type TCPService struct {
LoadBalancer *TCPServersLoadBalancer `json:"loadBalancer,omitempty" toml:"loadBalancer,omitempty" yaml:"loadBalancer,omitempty" export:"true"`
Weighted *TCPWeightedRoundRobin `json:"weighted,omitempty" toml:"weighted,omitempty" yaml:"weighted,omitempty" label:"-" export:"true"`
}
// +k8s:deepcopy-gen=true
// TCPWeightedRoundRobin is a weighted round robin tcp load-balancer of services.
type TCPWeightedRoundRobin struct {
Services []TCPWRRService `json:"services,omitempty" toml:"services,omitempty" yaml:"services,omitempty" export:"true"`
}
// +k8s:deepcopy-gen=true
// TCPWRRService is a reference to a tcp service load-balanced with weighted round robin.
type TCPWRRService 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 TCPWRRService.
func (w *TCPWRRService) SetDefaults() {
defaultWeight := 1
w.Weight = &defaultWeight
}
// +k8s:deepcopy-gen=true
// TCPRouter holds the router configuration.
type TCPRouter struct {
EntryPoints []string `json:"entryPoints,omitempty" toml:"entryPoints,omitempty" yaml:"entryPoints,omitempty" export:"true"`
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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"`
Rule string `json:"rule,omitempty" toml:"rule,omitempty" yaml:"rule,omitempty"`
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Priority int `json:"priority,omitempty" toml:"priority,omitempty,omitzero" yaml:"priority,omitempty" export:"true"`
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TLS *RouterTCPTLSConfig `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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// RouterTCPTLSConfig holds the TLS configuration for a router.
type RouterTCPTLSConfig struct {
Passthrough bool `json:"passthrough" toml:"passthrough" yaml:"passthrough" export:"true"`
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
// TCPServersLoadBalancer holds the LoadBalancerService configuration.
type TCPServersLoadBalancer struct {
// TerminationDelay, corresponds to the deadline that the proxy sets, after one
// of its connected peers indicates it has closed the writing capability of its
// connection, to close the reading capability as well, hence fully terminating the
// connection. It is a duration in milliseconds, defaulting to 100. A negative value
// means an infinite deadline (i.e. the reading capability is never closed).
TerminationDelay *int `json:"terminationDelay,omitempty" toml:"terminationDelay,omitempty" yaml:"terminationDelay,omitempty" export:"true"`
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ProxyProtocol *ProxyProtocol `json:"proxyProtocol,omitempty" toml:"proxyProtocol,omitempty" yaml:"proxyProtocol,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
Servers []TCPServer `json:"servers,omitempty" toml:"servers,omitempty" yaml:"servers,omitempty" label-slice-as-struct:"server" export:"true"`
}
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// SetDefaults Default values for a TCPServersLoadBalancer.
func (l *TCPServersLoadBalancer) SetDefaults() {
defaultTerminationDelay := 100 // in milliseconds
l.TerminationDelay = &defaultTerminationDelay
}
// Mergeable tells if the given service is mergeable.
func (l *TCPServersLoadBalancer) Mergeable(loadBalancer *TCPServersLoadBalancer) 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)
}
// +k8s:deepcopy-gen=true
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// TCPServer holds a TCP Server configuration.
type TCPServer struct {
Address string `json:"address,omitempty" toml:"address,omitempty" yaml:"address,omitempty" label:"-"`
Port string `toml:"-" json:"-" yaml:"-"`
}
// +k8s:deepcopy-gen=true
// ProxyProtocol holds the ProxyProtocol configuration.
type ProxyProtocol struct {
Version int `json:"version,omitempty" toml:"version,omitempty" yaml:"version,omitempty" export:"true"`
}
// SetDefaults Default values for a ProxyProtocol.
func (p *ProxyProtocol) SetDefaults() {
p.Version = 2
}