public void IsMSIEnabled_ReturnsMSIEndpointAndMSIStatus(string msiSecret, string msiEndpoint, bool expectedMsiEnabled)
{
var hostAssignmentContext = new HostAssignmentContext();
hostAssignmentContext.Environment = new Dictionary <string, string>();
hostAssignmentContext.Environment[EnvironmentSettingNames.MsiSecret] = msiSecret;
hostAssignmentContext.Environment[EnvironmentSettingNames.MsiEndpoint] = msiEndpoint;
string actualMsiEndpoint;
var actualMsiEnabled = hostAssignmentContext.IsMSIEnabled(out actualMsiEndpoint);
Assert.Equal(expectedMsiEnabled, actualMsiEnabled);
Assert.Equal(msiEndpoint, actualMsiEndpoint);
}
public async Task <string> SpecializeMSISidecar(HostAssignmentContext context)
{
// No cold start optimization needed for side car scenarios
if (context.IsWarmupRequest)
{
return(null);
}
string endpoint;
var msiEnabled = context.IsMSIEnabled(out endpoint);
_logger.LogInformation($"MSI enabled status: {msiEnabled}");
if (msiEnabled)
{
using (_metricsLogger.LatencyEvent(MetricEventNames.LinuxContainerSpecializationMSIInit))
{
var uri = new Uri(endpoint);
var address = $"http://{uri.Host}:{uri.Port}{ScriptConstants.LinuxMSISpecializationStem}";
_logger.LogDebug($"Specializing sidecar at {address}");
var requestMessage = new HttpRequestMessage(HttpMethod.Post, address)
{
Content = new StringContent(JsonConvert.SerializeObject(context.MSIContext),
Encoding.UTF8, "application/json")
};
var response = await _client.SendAsync(requestMessage);
_logger.LogInformation($"Specialize MSI sidecar returned {response.StatusCode}");
if (!response.IsSuccessStatusCode)
{
var message = $"Specialize MSI sidecar call failed. StatusCode={response.StatusCode}";
_logger.LogError(message);
return(message);
}
}
}
return(null);
}