非同期タスク Webhook

def verify(headers, raw_body, secrets):
    event_id=headers["X-ToAPIs-Webhook-Id"]; timestamp=int(headers["X-ToAPIs-Webhook-Timestamp"])
    if abs(int(time.time())-timestamp)>300: return False
    signed=f"{event_id}.{timestamp}.".encode()+raw_body
    received=[v.strip()[3:] for v in headers["X-ToAPIs-Webhook-Signature"].split(",") if v.strip().startswith("v1=")]
    return any(hmac.compare_digest(hmac.new(s.encode(),signed,hashlib.sha256).hexdigest(),r) for s in secrets for r in received)

function verify(headers,rawBody,secrets){const id=headers['x-toapis-webhook-id'];const ts=Number(headers['x-toapis-webhook-timestamp']);if(!Number.isFinite(ts)||Math.abs(Date.now()/1000-ts)>300)return false;const signed=Buffer.concat([Buffer.from(`${id}.${ts}.`),rawBody]);const received=headers['x-toapis-webhook-signature'].split(',').filter(v=>v.trim().startsWith('v1=')).map(v=>v.trim().slice(3));return secrets.some(secret=>received.some(sig=>{const expected=crypto.createHmac('sha256',secret).update(signed).digest('hex');return expected.length===sig.length&&crypto.timingSafeEqual(Buffer.from(expected),Buffer.from(sig));}));}

func Verify(id,ts,sig string,body []byte,secrets []string) bool { unix,err:=strconv.ParseInt(ts,10,64);now:=time.Now().Unix();if err!=nil||now-unix>300||unix-now>300{return false};signed:=append([]byte(id+"."+ts+"."),body...);for _,secret:=range secrets{mac:=hmac.New(sha256.New,[]byte(secret));mac.Write(signed);expected:=hex.EncodeToString(mac.Sum(nil));for _,v:=range strings.Split(sig,","){if hmac.Equal([]byte(expected),[]byte(strings.TrimPrefix(strings.TrimSpace(v),"v1="))){return true}}};return false }