docker build using -f instead of implied default (#471)

* pass -f to docker build

* Wrong place

* build path

* Also pass docker context path

* Tidy up format

* PR Feedback

Author: David Kale

src/Runner.Worker/ActionManager.cs

@@ -430,7 +430,12 @@ private async Task BuildActionContainerAsync(IExecutionContext executionContext,
             var imageName = $"{dockerManger.DockerInstanceLabel}:{Guid.NewGuid().ToString("N")}";
             while (retryCount < 3)
             {
-                buildExitCode = await dockerManger.DockerBuild(executionContext, setupInfo.Container.WorkingDirectory, Directory.GetParent(setupInfo.Container.Dockerfile).FullName, imageName);
+                buildExitCode = await dockerManger.DockerBuild(
+                    executionContext,
+                    setupInfo.Container.WorkingDirectory,
+                    setupInfo.Container.Dockerfile,
+                    Directory.GetParent(setupInfo.Container.Dockerfile).FullName,
+                    imageName);
                 if (buildExitCode == 0)
                 {
                     break;

src/Runner.Worker/Container/DockerCommandManager.cs

@@ -17,7 +17,7 @@ public interface IDockerCommandManager : IRunnerService
         string DockerInstanceLabel { get; }
         Task<DockerVersion> DockerVersion(IExecutionContext context);
         Task<int> DockerPull(IExecutionContext context, string image);
-        Task<int> DockerBuild(IExecutionContext context, string workingDirectory, string dockerFile, string tag);
+        Task<int> DockerBuild(IExecutionContext context, string workingDirectory, string dockerFile, string dockerContext, string tag);
         Task<string> DockerCreate(IExecutionContext context, ContainerInfo container);
         Task<int> DockerRun(IExecutionContext context, ContainerInfo container, EventHandler<ProcessDataReceivedEventArgs> stdoutDataReceived, EventHandler<ProcessDataReceivedEventArgs> stderrDataReceived);
         Task<int> DockerStart(IExecutionContext context, string containerId);
@@ -87,9 +87,9 @@ public async Task<int> DockerPull(IExecutionContext context, string image)
             return await ExecuteDockerCommandAsync(context, "pull", image, context.CancellationToken);
         }
 
-        public async Task<int> DockerBuild(IExecutionContext context, string workingDirectory, string dockerFile, string tag)
+        public async Task<int> DockerBuild(IExecutionContext context, string workingDirectory, string dockerFile, string dockerContext, string tag)
         {
-            return await ExecuteDockerCommandAsync(context, "build", $"-t {tag} \"{dockerFile}\"", workingDirectory, context.CancellationToken);
+            return await ExecuteDockerCommandAsync(context, "build", $"-t {tag} -f \"{dockerFile}\" \"{dockerContext}\"", workingDirectory, context.CancellationToken);
         }
 
         public async Task<string> DockerCreate(IExecutionContext context, ContainerInfo container)

src/Runner.Worker/Handlers/ContainerActionHandler.cs

@@ -52,7 +52,12 @@ public async Task RunAsync(ActionRunStage stage)
                 ExecutionContext.Output($"Dockerfile for action: '{dockerFile}'.");
 
                 var imageName = $"{dockerManger.DockerInstanceLabel}:{ExecutionContext.Id.ToString("N")}";
-                var buildExitCode = await dockerManger.DockerBuild(ExecutionContext, ExecutionContext.GetGitHubContext("workspace"), Directory.GetParent(dockerFile).FullName, imageName);
+                var buildExitCode = await dockerManger.DockerBuild(
+                    ExecutionContext,
+                    ExecutionContext.GetGitHubContext("workspace"),
+                    dockerFile,
+                    Directory.GetParent(dockerFile).FullName,
+                    imageName);
                 if (buildExitCode != 0)
                 {
                     throw new InvalidOperationException($"Docker build failed with exit code {buildExitCode}");

src/Test/L0/Worker/ActionManagerL0.cs

@@ -1966,7 +1966,7 @@ private void Setup([CallerMemberName] string name = "")
             _dockerManager.Setup(x => x.DockerPull(_ec.Object, "ubuntu:16.04")).Returns(Task.FromResult(0));
             _dockerManager.Setup(x => x.DockerPull(_ec.Object, "ubuntu:100.04")).Returns(Task.FromResult(1));
 
-            _dockerManager.Setup(x => x.DockerBuild(_ec.Object, It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>())).Returns(Task.FromResult(0));
+            _dockerManager.Setup(x => x.DockerBuild(_ec.Object, It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>())).Returns(Task.FromResult(0));
 
             _pluginManager = new Mock<IRunnerPluginManager>();
             _pluginManager.Setup(x => x.GetPluginAction(It.IsAny<string>())).Returns(new RunnerPluginActionInfo() { PluginTypeName = "plugin.class, plugin", PostPluginTypeName = "plugin.cleanup, plugin" });