/// <summary>
/// Creates a URI with authentication token.
/// </summary>
/// <param name="userId"></param>
/// <param name="roles"></param>
/// <param name="expiresAfter">Defaults to one hour, if not specified.</param>
/// <returns></returns>
public virtual Uri GenerateClientAccessUri(string userId = default, string[] roles = default, TimeSpan expiresAfter = default)
{
if (expiresAfter == default)
{
expiresAfter = TimeSpan.FromHours(1);
}
List <Claim> claims = new List <Claim>();
if (userId != default)
{
var subject = new Claim("sub", userId);
claims.Add(subject);
}
if (roles != default && roles.Length > 0)
{
foreach (var role in roles)
{
claims.Add(new Claim("role", role));
}
}
string endpoint = this.endpoint.AbsoluteUri;
if (!endpoint.EndsWith("/", StringComparison.Ordinal))
{
endpoint += "/";
}
var audience = $"{endpoint}client/hubs/{hub}";
string token = WebPubSubAuthenticationPolicy.GenerateAccessToken(audience, claims, _credential, expiresAfter);
var clientEndpoint = new UriBuilder(endpoint);
clientEndpoint.Scheme = this.endpoint.Scheme == "http" ? "ws" : "wss";
var uriString = $"{clientEndpoint}client/hubs/{hub}?access_token={token}";
return(new Uri(uriString));
}
/// <summary>
/// Creates a URI with authentication token.
/// </summary>
/// <returns></returns>
public virtual Uri GetClientAccessUri(string userId = default, string[] roles = default, TimeSpan expireAfter = default)
{
if (expireAfter == default)
{
expireAfter = TimeSpan.FromHours(1);
}
List <Claim> claims = new List <Claim>();
if (userId != default)
{
var subject = new Claim("sub", userId);
claims.Add(subject);
}
if (roles != default && roles.Length > 0)
{
var jsonArray = BinaryData.FromObjectAsJson(roles).ToString();
var role = new Claim("role", jsonArray);
claims.Add(role);
}
string endpoint = _endpoint.AbsoluteUri;
if (!endpoint.EndsWith("/", StringComparison.Ordinal))
{
endpoint += "/";
}
var audience = $"{endpoint}client/hubs/{_hub}";
string token = WebPubSubAuthenticationPolicy.GenerateAccessToken(audience, claims, _credential, expireAfter);
var clientEndpoint = new UriBuilder(endpoint);
clientEndpoint.Scheme = "wss";
var uriString = $"{clientEndpoint}client/hubs/{_hub}?access_token={token}";
return(new Uri(uriString));
}
