public Task <ImageDownloadInfo> GetAgentVersionDownloadInfo(GetImageDownloadInfoRequest request,
CancellationToken cancellationToken = new CancellationToken())
{
return(_client.MakeJsonRequestAsync <ImageDownloadInfo>(
cancellationToken,
HttpMethod.Post,
ResourceUris.AgentDownloadInfo,
headers: _tokenFactory.CreateRequestHeaders(),
request: request));
}
public IActionResult Post([FromBody] GetImageDownloadInfoRequest request)
{
//Ensure that the application version exists and that the device has access to it.
using (var connection = _connectionFactory.CreateAndOpen())
{
var agentVersion = connection.Get <AgentVersion>(request.Id);
if (agentVersion == null)
{
return(NotFound(new Error($"Unable to find agent version {request.Id}")));
}
var device = connection.Get <Device>(DeviceId);
if (device == null)
{
return(NotFound(new Error("Unable to find device")));
}
var application = connection.Get <Application>(device.ApplicationId);
if (application == null)
{
return(NotFound(new Error($"Unable to find application '{device.ApplicationId}'.")));
}
var deviceType = connection.Get <DeviceType>(application.DeviceTypeId);
if (deviceType == null)
{
return(NotFound(new Error($"Unable to find device type '{application.DeviceTypeId}'.")));
}
var response = new ImageDownloadInfo()
{
ImageId = agentVersion.ImageId,
Registry = _registryConfig.RegistryHost,
AuthToken = null, //TODO: This is where the auth token will go
Repository = _repositoryNameFactory.Agent,
Name = agentVersion.Name,
};
//TODO: Add a device event for getting this token
return(Ok(response));
}
}
public IActionResult Post([FromBody] GetImageDownloadInfoRequest request)
{
//Ensure that the application version exists and that the device has access to it.
using (var connection = _connectionFactory.CreateAndOpen())
{
var applicationVersion = connection.Get <ApplicationVersion>(request.Id);
if (applicationVersion == null)
{
return(NotFound());
}
var device = connection.Get <Device>(DeviceId);
if (device == null)
{
return(NotFound());
}
if (device.ApplicationId != applicationVersion.ApplicationId)
{
return(BadRequest());
}
//Verify that the device has access to this *specific* version.
var application = connection.Get <Application>(device.ApplicationId);
if (application.ApplicationVersionId != request.Id && device.ApplicationVersionId != request.Id)
{
return(BadRequest());
}
var response = new ImageDownloadInfo()
{
ImageId = applicationVersion.ImageId,
Registry = _registryConfig.RegistryHost,
AuthToken = null, //TODO: This is where the auth token will go
Repository = _repositoryNameFactory.FromApplication(device.ApplicationId),
Name = applicationVersion.Name,
};
//TODO: Add a device event for getting this token
return(Ok(response));
}
}
private async Task DownloadImageAsync(IDockerClient dockerClient, VersionReference versionReference,
CancellationToken cancellationToken)
{
var versionRequest = new GetImageDownloadInfoRequest()
{
Id = versionReference.Id
};
Logger.Information("Getting application download information for version {ImageId}...", versionReference.ImageId);
//Get the download info
var downloadInfo =
await _deviceApiClient.ApplicationDownloadInfo.GetApplicationVersionDownloadInfo(versionRequest,
cancellationToken);
string fromImage = $"{downloadInfo.Registry}/{downloadInfo.Repository}:{downloadInfo.Name}";
//Dowlnoad it!
Logger.Information("Downloading with fromImage = '{FromImage}'...", fromImage);
var imageCreateParameters = new ImagesCreateParameters
{
FromImage = fromImage
};
var authConfig = new AuthConfig()
{
};
//Do the donwload!!!!!
await dockerClient.Images.CreateImageAsync(
imageCreateParameters,
authConfig,
new Progress <JSONMessage>(m => Console.WriteLine($"\tCreateImageProgress: {m.ProgressMessage}")),
cancellationToken);
Logger.Information("Application image {ImageId} downloaded.", versionReference.ImageId);
}