/// <summary>constructor</summary>
public JwkSetStore()
{
if (string.IsNullOrEmpty(OAuth2AndOIDCParams.JwkSetUri))
{
this._jwkSet = new JwkSet();
}
else
{
// _jwkSet 更新
this._jwkSet = JsonConvert.DeserializeObject <JwkSet>(
OAuth2AndOIDCClient.GetJwkSetAsync(
new Uri(OAuth2AndOIDCParams.JwkSetUri)).Result);
// _dateTime 更新
this._dateTime = DateTime.Now;
if (this._jwkSet.keys.Count == 0)
{
Debug.WriteLine("JwkSet was abnormally initarized with an empty state in JwkSetStore constructor.");
}
else
{
Debug.WriteLine("JwkSet was initarized normally in JwkSetStore constructor.");
}
}
}
/// <summary>SetJwkSetObjectAsync</summary>
/// <param name="jku">string</param>
/// <param name="kid">string</param>
/// <returns>JwkObject</returns>
public JObject SetJwkSetObject(string jku, string kid)
{
if (jku != OAuth2AndOIDCParams.JwkSetUri)
{
// 一致しなかった場合、以下の処理を施しリトライ。
if (jku.EndsWith("/"))
{
jku = jku.Substring(0, jku.Length - 1);
}
else
{
jku = jku + "/";
}
if (jku != OAuth2AndOIDCParams.JwkSetUri)
{
return(null); // 上位で証明書利用へ遷移
}
}
try
{
// ライターロックを取得
this._rwLock.AcquireWriterLock(Timeout.Infinite);
#region 書込
TimeSpan timeSpan = DateTime.Now.Subtract(this._dateTime);
if (timeSpan.TotalSeconds < OAuth2AndOIDCParams.JwkSetUpdateIntervalInSeconds)
{
// ｘ秒（既定10秒）以内に更新済み ≒ 更新済みと判断。
}
else
{
// ｘ秒（既定10秒）以内に更新済みでない
// ≒ 鍵変更後、更新済みでないと判断。
// JwkSetUri
string jwkSetString = OAuth2AndOIDCClient.GetJwkSetAsync(new Uri(jku)).Result;
if (string.IsNullOrEmpty(jwkSetString))
{
// jwkSetStringが空文字列
Debug.WriteLine("JwkSet was not updated, because jwkSetString is null or empty in JwkSetStore.SetJwkSetObject method.");
}
else
{
JwkSet jwkSet = JsonConvert.DeserializeObject <JwkSet>(jwkSetString);
// _jwkSet 更新
this._jwkSet = jwkSet;
// _dateTime 更新
this._dateTime = DateTime.Now;
Debug.WriteLine("JwkSet was updated normally in JwkSetStore.SetJwkSetObject method.");
}
}
#endregion
}
catch (Exception ex)
{
Debug.WriteLine("Exception was catched in JwkSetStore.SetJwkSetObject method: " + ex.ToString());
}
finally
{
// ライターロックを解放
this._rwLock.ReleaseWriterLock();
}
// JwkSetからJwkを返す。
return(JwkSet.GetJwkObject(this._jwkSet, kid));
}
