traefik/types/types.go
Vincent Demeester c32f82baee Linting types package
Signed-off-by: Vincent Demeester <vincent@sbr.pm>
2015-11-02 21:15:10 +01:00

84 lines
2.2 KiB
Go

package types
import (
"errors"
"strings"
)
// Backend holds backend configuration.
type Backend struct {
Servers map[string]Server `json:"servers,omitempty"`
CircuitBreaker *CircuitBreaker `json:"circuitBreaker,omitempty"`
LoadBalancer *LoadBalancer `json:"loadBalancer,omitempty"`
}
// LoadBalancer holds load balancing configuration.
type LoadBalancer struct {
Method string `json:"method,omitempty"`
}
// CircuitBreaker holds circuit breaker configuration.
type CircuitBreaker struct {
Expression string `json:"expression,omitempty"`
}
// Server holds server configuration.
type Server struct {
URL string `json:"url,omitempty"`
Weight int `json:"weight,omitempty"`
}
// Route holds route configuration.
type Route struct {
Rule string `json:"rule,omitempty"`
Value string `json:"value,omitempty"`
}
// Frontend holds frontend configuration.
type Frontend struct {
Backend string `json:"backend,omitempty"`
Routes map[string]Route `json:"routes,omitempty"`
PassHostHeader bool `json:"passHostHeader,omitempty"`
}
// LoadBalancerMethod holds the method of load balancing to use.
type LoadBalancerMethod uint8
const (
// Wrr (default) = Weighted Round Robin
Wrr LoadBalancerMethod = iota
// Drr = Dynamic Round Robin
Drr
)
var loadBalancerMethodNames = []string{
"Wrr",
"Drr",
}
// NewLoadBalancerMethod create a new LoadBalancerMethod from a given LoadBalancer.
func NewLoadBalancerMethod(loadBalancer *LoadBalancer) (LoadBalancerMethod, error) {
if loadBalancer != nil {
for i, name := range loadBalancerMethodNames {
if strings.EqualFold(name, loadBalancer.Method) {
return LoadBalancerMethod(i), nil
}
}
}
return Wrr, ErrInvalidLoadBalancerMethod
}
// ErrInvalidLoadBalancerMethod is thrown when the specified load balancing method is invalid.
var ErrInvalidLoadBalancerMethod = errors.New("Invalid method, using default")
// Configuration of a provider.
type Configuration struct {
Backends map[string]*Backend `json:"backends,omitempty"`
Frontends map[string]*Frontend `json:"frontends,omitempty"`
}
// ConfigMessage hold configuration information exchanged between parts of traefik.
type ConfigMessage struct {
ProviderName string
Configuration *Configuration
}