Files
frp/client/http/model/visitor_definition.go

108 lines
2.3 KiB
Go

package model
import (
"fmt"
"strings"
v1 "github.com/fatedier/frp/pkg/config/v1"
)
type VisitorDefinition struct {
Name string `json:"name"`
Type string `json:"type"`
STCP *v1.STCPVisitorConfig `json:"stcp,omitempty"`
SUDP *v1.SUDPVisitorConfig `json:"sudp,omitempty"`
XTCP *v1.XTCPVisitorConfig `json:"xtcp,omitempty"`
}
func (p *VisitorDefinition) Validate(pathName string, isUpdate bool) error {
if strings.TrimSpace(p.Name) == "" {
return fmt.Errorf("visitor name is required")
}
if !IsVisitorType(p.Type) {
return fmt.Errorf("invalid visitor type: %s", p.Type)
}
if isUpdate && pathName != "" && pathName != p.Name {
return fmt.Errorf("visitor name in URL must match name in body")
}
_, blockType, blockCount := p.activeBlock()
if blockCount != 1 {
return fmt.Errorf("exactly one visitor type block is required")
}
if blockType != p.Type {
return fmt.Errorf("visitor type block %q does not match type %q", blockType, p.Type)
}
return nil
}
func (p *VisitorDefinition) ToConfigurer() (v1.VisitorConfigurer, error) {
block, _, _ := p.activeBlock()
if block == nil {
return nil, fmt.Errorf("exactly one visitor type block is required")
}
cfg := block
cfg.GetBaseConfig().Name = p.Name
cfg.GetBaseConfig().Type = p.Type
return cfg, nil
}
func VisitorDefinitionFromConfigurer(cfg v1.VisitorConfigurer) (VisitorDefinition, error) {
if cfg == nil {
return VisitorDefinition{}, fmt.Errorf("visitor config is nil")
}
base := cfg.GetBaseConfig()
payload := VisitorDefinition{
Name: base.Name,
Type: base.Type,
}
switch c := cfg.(type) {
case *v1.STCPVisitorConfig:
payload.STCP = c
case *v1.SUDPVisitorConfig:
payload.SUDP = c
case *v1.XTCPVisitorConfig:
payload.XTCP = c
default:
return VisitorDefinition{}, fmt.Errorf("unsupported visitor configurer type %T", cfg)
}
return payload, nil
}
func (p *VisitorDefinition) activeBlock() (v1.VisitorConfigurer, string, int) {
count := 0
var block v1.VisitorConfigurer
var blockType string
if p.STCP != nil {
count++
block = p.STCP
blockType = "stcp"
}
if p.SUDP != nil {
count++
block = p.SUDP
blockType = "sudp"
}
if p.XTCP != nil {
count++
block = p.XTCP
blockType = "xtcp"
}
return block, blockType, count
}
func IsVisitorType(typ string) bool {
switch typ {
case "stcp", "sudp", "xtcp":
return true
default:
return false
}
}