public static void ApplyContainerDefaults(ApplicationBuilder application, DockerFileServiceBuilder project, ContainerInfo container)
{
if (container.ImageName == null && application.Registry?.Hostname == null)
{
container.ImageName ??= project.Name.ToLowerInvariant();
}
else if (container.ImageName == null && application.Registry?.Hostname != null)
{
container.ImageName ??= $"{application.Registry?.Hostname}/{project.Name.ToLowerInvariant()}";
}
container.ImageTag ??= "latest";
}
public static async Task BuildContainerImageFromDockerFileAsync(OutputContext output, ApplicationBuilder application, DockerFileServiceBuilder containerService, ContainerInfo container)
{
if (output is null)
{
throw new ArgumentNullException(nameof(output));
}
if (application is null)
{
throw new ArgumentNullException(nameof(application));
}
if (containerService is null)
{
throw new ArgumentNullException(nameof(containerService));
}
if (containerService.DockerFile is null)
{
throw new ArgumentNullException(nameof(containerService.DockerFile));
}
var dockerFileInfo = new FileInfo(containerService.DockerFile);
var contextDirectory = containerService.DockerFileContext ?? dockerFileInfo.DirectoryName;
var dockerFilePath = Path.Combine(dockerFileInfo.DirectoryName !, "Dockerfile");
output.WriteDebugLine($"Using existing Dockerfile '{dockerFilePath}'.");
output.WriteDebugLine("Running 'docker build'.");
output.WriteCommandLine("docker", $"build \"{contextDirectory}\" -t {container.ImageName}:{container.ImageTag} -f \"{dockerFilePath}\"");
var capture = output.Capture();
var exitCode = await application.ContainerEngine.ExecuteAsync(
$"build \"{contextDirectory}\" -t {container.ImageName}:{container.ImageTag} -f \"{dockerFilePath}\"",
new FileInfo(containerService.DockerFile).DirectoryName,
stdOut : capture.StdOut,
stdErr : capture.StdErr);
output.WriteDebugLine($"Done running 'docker build' exit code: {exitCode}");
if (exitCode != 0)
{
throw new CommandException("'docker build' failed.");
}
output.WriteInfoLine($"Created Docker Image: '{container.ImageName}:{container.ImageTag}'");
containerService.Outputs.Add(new DockerImageOutput(container.ImageName !, container.ImageTag !));
}