增加CORS自适应跨域

pkg/serverconfigs/shared/http_header_policy.go

@@ -0,0 +1,72 @@
+package shared
+
+import "strings"
+
+// HTTPHeaderPolicy HeaderList定义
+type HTTPHeaderPolicy struct {
+	Id          int64  `yaml:"id" json:"id"`                   // ID
+	Name        string `yaml:"name" json:"name"`               // 名称 TODO
+	IsOn        bool   `yaml:"isOn" json:"isOn"`               // 是否启用 TODO
+	Description string `yaml:"description" json:"description"` // 描述 TODO
+
+	SetHeaderRefs []*HTTPHeaderRef    `yaml:"setHeaderRefs" json:"setHeaderRefs"`
+	SetHeaders    []*HTTPHeaderConfig `yaml:"setHeaders" json:"setHeaders"`
+	DeleteHeaders []string            `yaml:"deleteHeaders" json:"deleteHeaders"` // 删除的Header
+
+	Expires *HTTPExpireHeaderConfig `yaml:"expires" json:"expires"` // TODO
+	CORS    *HTTPCORSHeaderConfig   `yaml:"cors" json:"cors"`
+
+	setHeaderNames  []string
+	deleteHeaderMap map[string]bool // header => bool
+}
+
+// Init 校验
+func (this *HTTPHeaderPolicy) Init() error {
+	this.setHeaderNames = []string{}
+	for _, h := range this.SetHeaders {
+		err := h.Init()
+		if err != nil {
+			return err
+		}
+		this.setHeaderNames = append(this.setHeaderNames, strings.ToUpper(h.Name))
+	}
+
+	// delete
+	this.deleteHeaderMap = map[string]bool{}
+	for _, header := range this.DeleteHeaders {
+		this.deleteHeaderMap[strings.ToUpper(header)] = true
+	}
+
+	// cors
+	if this.CORS != nil {
+		err := this.CORS.Init()
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// IsEmpty 判断是否为空
+func (this *HTTPHeaderPolicy) IsEmpty() bool {
+	return len(this.SetHeaders) == 0 && this.Expires == nil && len(this.DeleteHeaders) == 0
+}
+
+// ContainsHeader 判断Add和Set中是否包含某个Header
+func (this *HTTPHeaderPolicy) ContainsHeader(name string) bool {
+	name = strings.ToUpper(name)
+
+	for _, n := range this.setHeaderNames {
+		if n == name {
+			return true
+		}
+	}
+	return false
+}
+
+// ContainsDeletedHeader 判断删除列表中是否包含某个Header
+func (this *HTTPHeaderPolicy) ContainsDeletedHeader(name string) bool {
+	_, ok := this.deleteHeaderMap[strings.ToUpper(name)]
+	return ok
+}