Merge from remote branch

constant/provider/interface.go

@@ -0,0 +1,105 @@
+package provider
+
+import (
+	"github.com/Dreamacro/clash/constant"
+)
+
+// Vehicle Type
+const (
+	File VehicleType = iota
+	HTTP
+	Compatible
+)
+
+// VehicleType defined
+type VehicleType int
+
+func (v VehicleType) String() string {
+	switch v {
+	case File:
+		return "File"
+	case HTTP:
+		return "HTTP"
+	case Compatible:
+		return "Compatible"
+	default:
+		return "Unknown"
+	}
+}
+
+type Vehicle interface {
+	Read() ([]byte, error)
+	Path() string
+	Type() VehicleType
+}
+
+// Provider Type
+const (
+	Proxy ProviderType = iota
+	Rule
+)
+
+// ProviderType defined
+type ProviderType int
+
+func (pt ProviderType) String() string {
+	switch pt {
+	case Proxy:
+		return "Proxy"
+	case Rule:
+		return "Rule"
+	default:
+		return "Unknown"
+	}
+}
+
+// Provider interface
+type Provider interface {
+	Name() string
+	VehicleType() VehicleType
+	Type() ProviderType
+	Initial() error
+	Update() error
+}
+
+// ProxyProvider interface
+type ProxyProvider interface {
+	Provider
+	Proxies() []constant.Proxy
+	// ProxiesWithTouch is used to inform the provider that the proxy is actually being used while getting the list of proxies.
+	// Commonly used in Dial and DialUDP
+	ProxiesWithTouch() []constant.Proxy
+	HealthCheck()
+}
+
+// Rule Type
+const (
+	Domain RuleType = iota
+	IPCIDR
+	Classical
+)
+
+// RuleType defined
+type RuleType int
+
+func (rt RuleType) String() string {
+	switch rt {
+	case Domain:
+		return "Domain"
+	case IPCIDR:
+		return "IPCIDR"
+	case Classical:
+		return "Classical"
+	default:
+		return "Unknown"
+	}
+}
+
+// RuleProvider interface
+type RuleProvider interface {
+	Provider
+	Behavior() RuleType
+	Match(*constant.Metadata) bool
+	ShouldResolveIP() bool
+	AsRule(adaptor string) constant.Rule
+}