403使用Go向APNS发出推送请求时出现禁止的错误。我是否正确创建了JWT?

问题描述 投票:0回答:1

向APNS发出推送通知请求时收到以下错误:&{403禁止的403 HTTP / 2.0 2 0 map [A​​pns-Id:[7BF53274-A04B-7C1B-8312-DB01DA48A519]] {0xc0000c88c0}- 1 []错误的错误映射[] 0xc000132000 0xc0000ba370}

我怀疑我生成身份验证标头的代码不正确

以下是相关代码:

func generateAuthenticationHeader() string {
    b, _ := json.Marshal(Header{ ALG: "ES256", KID: authKeyId })
    header := b64.StdEncoding.EncodeToString(b)

    b, _ = json.Marshal(Claims{ ISS: teamId, IAT: time.Now().String() })
    claims := b64.StdEncoding.EncodeToString(b)

    pkey := getPrivateKey()

    indata := fmt.Sprintf("%s.%s", header, claims)
    h := sha256.New()
    h.Write([]byte(indata))
    digest := h.Sum(nil)

    r, s, err := ecdsa.Sign(rand.Reader, pkey, digest)
    if err != nil {
        log.Fatal(err)
    }

    signature := r.Bytes()
    signature = append(signature, s.Bytes()...)

    signed := b64.StdEncoding.EncodeToString(signature)

    return fmt.Sprintf("%s.%s.%s", header, claims, signed)
}

func getPrivateKey() *ecdsa.PrivateKey {
    r, _ := ioutil.ReadFile(authKeyPath)
    block, _ := pem.Decode(r)

    key, err := x509.ParsePKCS8PrivateKey(block.Bytes)
    if err != nil {
        log.Fatal(err)
    }
    pkey := key.(*ecdsa.PrivateKey)

    return pkey
}
go apple-push-notifications pem p8
1个回答
0
投票

问题是错误的IAT声明类型。而不是字符串,它应该是int64,时间应该以秒为单位。根据其文档https://developer.apple.com/documentation/usernotifications/setting_up_a_remote_notification_server/establishing_a_token-based_connection_to_apns,按时调用String()。Now()返回与Apple期望的IAT声明不同的格式。

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