/// <summary>
/// Evaluate connection string and return the requested endpoint.
/// </summary>
/// <remarks>
/// Parsing the connection string MUST follow these rules:
/// 1. check for explicit endpoint (location is ignored)
/// 2. check for endpoint suffix (location is optional)
/// 3. use default endpoint (location is ignored)
/// This behavior is required by the Connection String Specification.
/// </remarks>
internal static string GetIngestionEndpoint(this Azure.Core.ConnectionString connectionString)
{
// Passing the user input values through the Uri constructor will verify that we've built a valid endpoint.
Uri uri;
if (connectionString.TryGetNonRequiredValue(Constants.IngestionExplicitEndpointKey, out string explicitEndpoint))
{
if (!Uri.TryCreate(explicitEndpoint, UriKind.Absolute, out uri))
{
throw new ArgumentException($"The value for {Constants.IngestionExplicitEndpointKey} is invalid. '{explicitEndpoint}'");
}
}
else if (connectionString.TryGetNonRequiredValue(Constants.EndpointSuffixKey, out string endpointSuffix))
{
var location = connectionString.GetNonRequired(Constants.LocationKey);
if (!TryBuildUri(prefix: Constants.IngestionPrefix, suffix: endpointSuffix, location: location, uri: out uri))
{
throw new ArgumentException($"The value for {Constants.EndpointSuffixKey} is invalid. '{endpointSuffix}'");
}
}
else
{
return(Constants.DefaultIngestionEndpoint);
}
return(uri.AbsoluteUri);
}
/// <summary>
/// This method wraps <see cref="Azure.Core.ConnectionString.GetNonRequired(string)"/> in a null check.
/// </summary>
internal static bool TryGetNonRequiredValue(this Azure.Core.ConnectionString connectionString, string key, out string value)
{
value = connectionString.GetNonRequired(key);
return(value != null);
}