[client, management] Add new network concept (#3047)

---------

Co-authored-by: Pascal Fischer <32096965+pascal-fischer@users.noreply.github.com>
Co-authored-by: bcmmbaga <bethuelmbaga12@gmail.com>
Co-authored-by: Maycon Santos <mlsmaycon@gmail.com>
Co-authored-by: Zoltan Papp <zoltan.pmail@gmail.com>

client/anonymize/anonymize.go

@@ -21,6 +21,8 @@ type Anonymizer struct {
 	currentAnonIPv6  netip.Addr
 	startAnonIPv4    netip.Addr
 	startAnonIPv6    netip.Addr
+
+	domainKeyRegex *regexp.Regexp
 }
 
 func DefaultAddresses() (netip.Addr, netip.Addr) {
@@ -36,6 +38,8 @@ func NewAnonymizer(startIPv4, startIPv6 netip.Addr) *Anonymizer {
 		currentAnonIPv6:  startIPv6,
 		startAnonIPv4:    startIPv4,
 		startAnonIPv6:    startIPv6,
+
+		domainKeyRegex: regexp.MustCompile(`\bdomain=([^\s,:"]+)`),
 	}
 }
 
@@ -171,20 +175,15 @@ func (a *Anonymizer) AnonymizeSchemeURI(text string) string {
 	return re.ReplaceAllStringFunc(text, a.AnonymizeURI)
 }
 
-// AnonymizeDNSLogLine anonymizes domain names in DNS log entries by replacing them with a random string.
 func (a *Anonymizer) AnonymizeDNSLogLine(logEntry string) string {
-	domainPattern := `dns\.Question{Name:"([^"]+)",`
-	domainRegex := regexp.MustCompile(domainPattern)
-
-	return domainRegex.ReplaceAllStringFunc(logEntry, func(match string) string {
-		parts := strings.Split(match, `"`)
+	return a.domainKeyRegex.ReplaceAllStringFunc(logEntry, func(match string) string {
+		parts := strings.SplitN(match, "=", 2)
 		if len(parts) >= 2 {
 			domain := parts[1]
 			if strings.HasSuffix(domain, anonTLD) {
 				return match
 			}
-			randomDomain := generateRandomString(10) + anonTLD
-			return strings.Replace(match, domain, randomDomain, 1)
+			return "domain=" + a.AnonymizeDomain(domain)
 		}
 		return match
 	})