public async Task <AzureBearerToken> FetchToken(AzureBearerTokenOptions azureBearerTokenOptions)
{
Guard.ArgumentNotNull(azureBearerTokenOptions, nameof(azureBearerTokenOptions));
using (HttpClient client = new HttpClient())
{
client.DefaultRequestHeaders.Add("Accept", "application/json");
IDictionary <string, string> formValues = new Dictionary <string, string>();
formValues.Add("client_id", azureBearerTokenOptions.ClientId);
formValues.Add("grant_type", azureBearerTokenOptions.GrantType);
formValues.Add("scope", azureBearerTokenOptions.Scope);
formValues.Add("client_secret", azureBearerTokenOptions.ClientSecret);
using (HttpResponseMessage response = await client.PostAsync(azureBearerTokenOptions.Url, new FormUrlEncodedContent(formValues)))
{
if (response.IsSuccessStatusCode)
{
JObject jsonresult = JObject.Parse(await response.Content.ReadAsStringAsync());
string accessToken = (string)jsonresult["access_token"];
int expiryLength = (int)jsonresult["expires_in"];
return(new AzureBearerToken
{
AccessToken = accessToken,
ExpiryLength = expiryLength
});
}
return(null);
}
}
}
public AzureBearerTokenProvider(IAzureBearerTokenProxy azureBearerTokenProxy, ICacheProvider cacheProvider, AzureBearerTokenOptions azureBearerTokenOptions)
{
Guard.ArgumentNotNull(azureBearerTokenProxy, nameof(azureBearerTokenProxy));
Guard.ArgumentNotNull(cacheProvider, nameof(cacheProvider));
Guard.ArgumentNotNull(azureBearerTokenOptions, nameof(azureBearerTokenOptions));
_cacheProvider = cacheProvider;
_azureBearerTokenOptions = azureBearerTokenOptions;
_azureBearerTokenProxy = azureBearerTokenProxy;
}
