feat: release v3.0.0 risk telemetry

agent/jboard-agent/internal/probe/route_classify.go

@@ -0,0 +1,124 @@
+package probe
+
+import (
+	"regexp"
+	"strings"
+)
+
+var asnPattern = regexp.MustCompile(`(?i)(?:^|\b)AS?\s*(\d{2,10})(?:\b|$)`)
+
+func normalizeRouteText(value string) string {
+	return strings.ToUpper(strings.TrimSpace(value))
+}
+
+func normalizeASN(value string) string {
+	text := normalizeRouteText(value)
+	if text == "" {
+		return ""
+	}
+	match := asnPattern.FindStringSubmatch(text)
+	if len(match) > 1 {
+		return match[1]
+	}
+	for _, r := range text {
+		if r < '0' || r > '9' {
+			return ""
+		}
+	}
+	return text
+}
+
+func hasASN(asns map[string]struct{}, values ...string) bool {
+	for _, value := range values {
+		if _, ok := asns[value]; ok {
+			return true
+		}
+	}
+	return false
+}
+
+func hasText(combined string, values ...string) bool {
+	for _, value := range values {
+		if strings.Contains(combined, value) {
+			return true
+		}
+	}
+	return false
+}
+
+func hasIPPrefix(ips []string, prefixes ...string) bool {
+	for _, ip := range ips {
+		for _, prefix := range prefixes {
+			if strings.HasPrefix(ip, prefix) {
+				return true
+			}
+		}
+	}
+	return false
+}
+
+func detectSummary(hops []hopDetail) string {
+	var texts []string
+	var ips []string
+	asns := make(map[string]struct{})
+
+	for _, hop := range hops {
+		if hop.IP != "" && hop.IP != "*" {
+			ips = append(ips, hop.IP)
+		}
+		parts := []string{hop.Geo, hop.ASN, hop.Owner, hop.ISP}
+		text := normalizeRouteText(strings.Join(parts, " "))
+		texts = append(texts, text)
+
+		if asn := normalizeASN(hop.ASN); asn != "" {
+			asns[asn] = struct{}{}
+		}
+		for _, match := range asnPattern.FindAllStringSubmatch(text, -1) {
+			if len(match) > 1 {
+				asns[match[1]] = struct{}{}
+			}
+		}
+	}
+
+	combined := strings.Join(texts, " ")
+	cn2Evidence := hasASN(asns, "4809") ||
+		hasIPPrefix(ips, "59.43.") ||
+		hasText(combined, "CN2", "CTGNET", "CHINANET NEXT CARRYING NETWORK", "CHINA TELECOM GLOBAL")
+	cn2GIAText := hasText(combined, "CN2 GIA", "CN2GIA", "GIA", "GLOBAL INTERNET ACCESS")
+	ordinaryTelecomHops := 0
+	for _, text := range texts {
+		if strings.Contains(text, "AS4134") ||
+			strings.Contains(text, "CHINANET BACKBONE") ||
+			strings.Contains(text, "CHINANET 163") ||
+			strings.Contains(text, "163骨干") {
+			ordinaryTelecomHops++
+		}
+	}
+	for _, ip := range ips {
+		if strings.HasPrefix(ip, "202.97.") {
+			ordinaryTelecomHops++
+		}
+	}
+
+	if cn2Evidence {
+		if cn2GIAText || ordinaryTelecomHops <= 1 {
+			return "CN2 GIA"
+		}
+		return "CN2 GT"
+	}
+
+	if hasASN(asns, "9929", "10099") || hasText(combined, "CUII", "A网", "AS9929") {
+		return "AS9929"
+	}
+	if hasText(combined, "CMIN2") || hasASN(asns, "58807", "58809", "58813", "58819", "59807") {
+		return "CMIN2"
+	}
+	if hasText(combined, "CMI") || hasASN(asns, "58453") {
+		return "CMI"
+	}
+	if hasASN(asns, "4837") || hasText(combined, "AS4837") {
+		return "AS4837"
+	}
+
+	return "普通线路"
+}