sendnrw/ipv6calculator
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This commit is contained in:
jbergner
2025-11-02 16:43:29 +01:00
parent 1939136471
commit 990565b556
1 changed files with 6 additions and 1 deletions
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7
main.go
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@@ -218,7 +218,7 @@ func DhcpHelperFunc(xHostname string, xDUIDs []string, xIAIDs []uint32) []payloa
rHostname := []rune(xHostname) rHostname := []rune(xHostname)
if len(rHostname) < 6 { // 2+4 if len(rHostname) < 6 { // 2+4
// fallback: nimm letzte zwei Oktette 0.0 fmt.Println("DhcpHelperFunc::1")
qCalculatedIPv4 := Ipv4Octets[0] + "." + Ipv4Octets[1] + ".0.0" qCalculatedIPv4 := Ipv4Octets[0] + "." + Ipv4Octets[1] + ".0.0"
qCalculatedIPv6, _ := embedIPv4(qCalculatedIPv4) qCalculatedIPv6, _ := embedIPv4(qCalculatedIPv4)
return []payloadHelper{{ return []payloadHelper{{
@@ -233,6 +233,7 @@ func DhcpHelperFunc(xHostname string, xDUIDs []string, xIAIDs []uint32) []payloa
IAID: "0", IAID: "0",
}} }}
} }
fmt.Println("DhcpHelperFunc::2")
qDUID := firstOrEmpty(xDUIDs) qDUID := firstOrEmpty(xDUIDs)
qSegment1 := string(rHostname[2:4]) qSegment1 := string(rHostname[2:4])
@@ -275,6 +276,7 @@ func getDhcp() []payloadHelper {
for _, b := range cp { for _, b := range cp {
result = append(result, DhcpHelperFunc(b.Hostname, b.DUIDs, b.IAIDs)...) result = append(result, DhcpHelperFunc(b.Hostname, b.DUIDs, b.IAIDs)...)
} }
fmt.Println("getDhcp:Result::", result)
return result return result
} }
@@ -285,10 +287,12 @@ func register(w http.ResponseWriter, r *http.Request) {
} }
var p payload var p payload
if err := json.NewDecoder(r.Body).Decode(&p); err != nil { if err := json.NewDecoder(r.Body).Decode(&p); err != nil {
fmt.Println("register:NewDecoder::ungültiges JSON")
http.Error(w, "ungültiges JSON", http.StatusBadRequest) http.Error(w, "ungültiges JSON", http.StatusBadRequest)
return return
} }
if p.Hostname == "" { if p.Hostname == "" {
fmt.Println("register:Hostname::hostname fehlt")
http.Error(w, "hostname fehlt", http.StatusBadRequest) http.Error(w, "hostname fehlt", http.StatusBadRequest)
return return
} }
@@ -447,6 +451,7 @@ func convertRange(start, end string) ([]addrPair, error) {
func embedIPv4(ipv4 string) (string, error) { func embedIPv4(ipv4 string) (string, error) {
ip := net.ParseIP(ipv4).To4() ip := net.ParseIP(ipv4).To4()
if ip == nil { if ip == nil {
fmt.Printf("%s ist keine gültige IPv4-Adresse", ipv4)
return "", fmt.Errorf("%s ist keine gültige IPv4-Adresse", ipv4) return "", fmt.Errorf("%s ist keine gültige IPv4-Adresse", ipv4)
} }
hi := uint16(ip[0])<<8 | uint16(ip[1]) hi := uint16(ip[0])<<8 | uint16(ip[1])