fix JudgePort Function

1: fix portAllowed judge
2: fix domainAllowed judge
3: fix subdomainAllowed judge

pkg/server/controller/handler.go

@@ -115,6 +115,10 @@ func (c *HandleController) JudgePort(content *plugin.NewProxyContent) plugin.Res
 							break
 						}
 					} else {
+						if str == "" {
+							portAllowed = true
+							break
+						}
 						allowed, err := strconv.Atoi(str)
 						if err != nil {
 							portErr = fmt.Errorf("user [%v] allowed port [%v] is not a number", user, port)
@@ -148,13 +152,17 @@ func (c *HandleController) JudgePort(content *plugin.NewProxyContent) plugin.Res
 	if proxyType == "http" || proxyType == "https" || proxyType == "tcpmux" {
 		if portAllowed {
 			if token, exist := c.Tokens[user]; exist {
+				if stringContains("", token.Domains) {
+					domainAllowed = true
+				} else {
 					for _, userDomain := range userDomains {
-					if stringContains(userDomain, token.Domains) {
+						if !stringContains(userDomain, token.Domains) {
 							domainAllowed = false
 							break
 						}
 					}
 				}
+			}
 			if !domainAllowed {
 				portErr = fmt.Errorf("user [%v] domain [%v] is not allowed", user, strings.Join(userDomains, ","))
 				reject = true
@@ -167,12 +175,16 @@ func (c *HandleController) JudgePort(content *plugin.NewProxyContent) plugin.Res
 		subdomainAllowed = false
 		if portAllowed && domainAllowed {
 			if token, exist := c.Tokens[user]; exist {
+				if stringContains("", token.Subdomains) {
+					subdomainAllowed = true
+				} else {
 					for _, subdomain := range token.Subdomains {
 						if subdomain == userSubdomain {
 							subdomainAllowed = true
 							break
 						}
 					}
+				}
 			} else {
 				subdomainAllowed = true
 			}