public void ShouldLoadDependencies(string format)
{
var deleteMap = new Dictionary <string, string> {
{ "json", "yaml" }, { "yaml", "json" }
};
// dependencyFiles temp dir is initialized each test by ctor,
// so delete the dependency file NOT being tested
File.Delete(Path.Combine(this.dependencyFiles, $"lambda-dependencies.{deleteMap[format]}"));
var lambdaFunctionResource =
this.LambdaFunctionResource("index.handler", "python3.6", this.dependencyFiles.FullPath);
var mockOSInfo = new Mock <IOSInfo>();
mockOSInfo.Setup(i => i.OSPlatform).Returns(OSPlatform.Windows);
var artifact = new LambdaArtifact(
new TestPathResolver(),
lambdaFunctionResource,
new TestLogger(this.output),
mockOSInfo.Object,
this.dependencyFiles);
var dependencies = artifact.LoadDependencies();
dependencies.Count.Should().Be(2);
}
public void ShouldResolveRelativeDependencies(string format)
{
var deleteMap = new Dictionary <string, string> {
{ "json", "yaml" }, { "yaml", "json" }
};
// dependencyFiles temp dir is initialized each test by ctor,
// so delete the dependency file NOT being tested
File.Delete(Path.Combine(this.dependencyFiles, $"lambda-dependencies.{deleteMap[format]}"));
var lambdaFunctionResource =
this.LambdaFunctionResource("index.handler", "nodejs10.x", this.dependencyFiles.FullPath);
var mockOSInfo = new Mock <IOSInfo>();
mockOSInfo.Setup(i => i.OSPlatform).Returns(OSPlatform.Windows);
var artifact = new LambdaArtifact(
new TestPathResolver(),
lambdaFunctionResource,
new TestLogger(this.output),
mockOSInfo.Object,
this.dependencyFiles);
var dependencyFile = Path.Combine(this.dependencyFiles, $"lambda-dependencies.{format}");
var expectedDependencyPath = Path.GetFullPath(Path.Combine(new FileInfo(dependencyFile).DirectoryName, "../modules"));
// Last entry in the lambda-dependencies files has a relative link
var relativeDependency = artifact.LoadDependencies().Last();
relativeDependency.Location.Should().Be(expectedDependencyPath);
}
internal async Task ShouldWarnWhenInlineRubyLambdaHasMissingHandlerMethod()
{
var logger = new TestLogger(this.output);
var mockS3 = new Mock <IPSS3Util>();
var lambdaFunctionResource = this.LambdaFunctionResource(
"index.mistyped_handler",
"ruby2.7",
new Dictionary <object, object> {
{ "ZipFile", InlineRuby }
});
var mockOSInfo = new Mock <IOSInfo>();
mockOSInfo.Setup(i => i.OSPlatform).Returns(OSPlatform.Windows);
var artifact = new LambdaArtifact(
new TestPathResolver(),
lambdaFunctionResource,
new TestLogger(this.output),
mockOSInfo.Object,
Directory.GetCurrentDirectory());
var packager = LambdaPackager.CreatePackager(artifact, mockS3.Object, logger, new OSInfo());
Func <Task> act = async() => { await packager.Package(null); };
await act.Should().NotThrowAsync();
logger.WarningMessages.Should().ContainMatch(
"*If your method is within a class, validation is not yet supported for this.");
}
internal async Task ShouldThrowWhenInlineLambdaHasMissingHandlerMethod(string resourceType, string runtime)
{
var mockS3 = new Mock <IPSS3Util>();
var mockLambdaFunctionResource = new Mock <IResource>();
mockLambdaFunctionResource.Setup(r => r.Name).Returns("MockInlineLambda");
mockLambdaFunctionResource.Setup(r => r.Type).Returns(resourceType);
mockLambdaFunctionResource.Setup(r => r.GetResourcePropertyValue("Runtime")).Returns(runtime);
mockLambdaFunctionResource.Setup(r => r.GetResourcePropertyValue("Handler"))
.Returns("index.mistyped_handler");
mockLambdaFunctionResource.Setup(r => r.GetResourcePropertyValue(InlineCodePropertyMap[resourceType]))
.Returns(InlineCodeCodeMap[runtime]);
var mockOSInfo = new Mock <IOSInfo>();
mockOSInfo.Setup(i => i.OSPlatform).Returns(OSPlatform.Windows);
var artifact = new LambdaArtifact(
new TestPathResolver(),
mockLambdaFunctionResource.Object,
new TestLogger(this.output),
mockOSInfo.Object,
Directory.GetCurrentDirectory());
// Verify parsing
var packager = LambdaPackager.CreatePackager(artifact, mockS3.Object, new TestLogger(this.output), new OSInfo());
artifact.HandlerInfo.MethodPart.Should().Be("mistyped_handler");
Func <Task> act = async() => { await packager.Package(null); };
await act.Should().ThrowAsync <PackagerException>().WithMessage("*Cannot locate handler method*");
}
public async Task ShouldValidateHandlerForPreZippedLambda()
{
var mockS3 = new Mock <IPSS3Util>();
var template = Path.Combine(this.handlerTestDirectory, "zipped_lambda.yaml");
var parser = TemplateParser.Create(await File.ReadAllTextAsync(template));
var function = parser.GetResources().FirstOrDefault(r => r.Type == "AWS::Serverless::Function");
function.Should().NotBeNull("you broke the template!");
var mockOSInfo = new Mock <IOSInfo>();
mockOSInfo.Setup(i => i.OSPlatform).Returns(OSPlatform.Windows);
var artifact = new LambdaArtifact(new TestPathResolver(), function, new TestLogger(this.output), mockOSInfo.Object, template);
var packager = LambdaPackager.CreatePackager(artifact, mockS3.Object, new TestLogger(this.output), new OSInfo());
Func <Task> act = async() => { await packager.Package(null); };
await act.Should().NotThrowAsync();
}
internal async Task ShouldParseAndValidateInlineLambdaFunction(
string resourceType,
LambdaRuntimeType expectedRuntimeType,
string runtime)
{
var mockS3 = new Mock <IPSS3Util>();
var mockLambdaFunctionResource = new Mock <IResource>();
mockLambdaFunctionResource.Setup(r => r.Name).Returns("MockInlineLambda");
mockLambdaFunctionResource.Setup(r => r.Type).Returns(resourceType);
mockLambdaFunctionResource.Setup(r => r.GetResourcePropertyValue("Runtime")).Returns(runtime);
mockLambdaFunctionResource.Setup(r => r.GetResourcePropertyValue("Handler")).Returns("index.handler");
mockLambdaFunctionResource.Setup(r => r.GetResourcePropertyValue(InlineCodePropertyMap[resourceType]))
.Returns(InlineCodeCodeMap[runtime]);
var mockOSInfo = new Mock <IOSInfo>();
mockOSInfo.Setup(i => i.OSPlatform).Returns(OSPlatform.Windows);
var artifact = new LambdaArtifact(
new TestPathResolver(),
mockLambdaFunctionResource.Object,
new TestLogger(this.output),
mockOSInfo.Object,
Directory.GetCurrentDirectory());
// Verify parsing
artifact.ArtifactType.Should().Be(LambdaArtifactType.Inline);
artifact.InlineCode.Should().NotBeNull();
artifact.RuntimeInfo.RuntimeType.Should().Be(expectedRuntimeType);
artifact.HandlerInfo.FilePart.Should().Be("index");
artifact.HandlerInfo.MethodPart.Should().Be("handler");
// Verify handler check
var packager = LambdaPackager.CreatePackager(artifact, mockS3.Object, new TestLogger(this.output), new OSInfo());
Func <Task> act = async() => { await packager.Package(null); };
await act.Should().NotThrowAsync();
}
/// <summary>
/// Processes resources that can point to artifacts in S3.
/// </summary>
/// <param name="resource">The resource.</param>
/// <param name="templatePath">The template path.</param>
/// <param name="workingDirectory">The working directory.</param>
/// <returns><c>true</c> if the containing template should be modified (to point to S3); else <c>false</c></returns>
/// <exception cref="InvalidDataException">Unsupported derivative of FileSystemInfo</exception>
/// <exception cref="MissingMethodException">Missing constructor for the replacement template artifact.</exception>
private async Task <bool> ProcessResource(
IResource resource,
string templatePath,
string workingDirectory)
{
var templateModified = false;
foreach (var propertyToCheck in PackagedResources[resource.Type])
{
ResourceUploadSettings resourceToUpload;
// See if we have a lambda
var lambdaResource = new LambdaArtifact(this.pathResolver, resource, this.logger, this.platform, templatePath);
if (lambdaResource.ArtifactType != LambdaArtifactType.NotLambda)
{
// We do
using (var packager = LambdaPackager.CreatePackager(lambdaResource, this.s3Util, this.logger, this.platform))
{
resourceToUpload = await packager.Package(workingDirectory);
if (resourceToUpload == null)
{
// Lambda syntax does not imply a template modification
// i.e. it is inline code or already an S3 reference.
continue;
}
// The template will be altered to an S3 location,
// however the zip may or may not be uploaded.
templateModified = true;
}
}
else
{
string resourceFile;
try
{
resourceFile = (string)resource.GetResourcePropertyValue(propertyToCheck.PropertyPath);
}
catch (FormatException)
{
if (!propertyToCheck.Required)
{
// Property is missing, but CloudFormation does not require it.
continue;
}
throw;
}
if (resourceFile == null)
{
// Property was not found, or was not a value type.
continue;
}
var fsi = ResolveFileSystemResource(this.pathResolver, templatePath, resourceFile);
if (fsi == null)
{
// Property value did not resolve to a path in the file system
continue;
}
templateModified = true;
switch (fsi)
{
case FileInfo fi:
// Property value points to a file
resourceToUpload = await ArtifactPackager.PackageFile(
fi,
workingDirectory,
propertyToCheck.Zip,
this.s3Util,
this.logger);
break;
case DirectoryInfo di:
// Property value points to a directory, which must always be zipped.
resourceToUpload = await ArtifactPackager.PackageDirectory(
di,
workingDirectory,
this.s3Util,
this.logger);
break;
default:
// Should never get here, but shuts up a bunch of compiler/R# warnings
throw new InvalidDataException(
$"Unsupported derivative of FileSystemInfo: {fsi.GetType().FullName}");
}
}
if (!resourceToUpload.HashMatch)
{
resourceToUpload.KeyPrefix = this.s3Util.KeyPrefix;
resourceToUpload.Metadata = this.s3Util.Metadata;
await this.s3Util.UploadResourceToS3Async(resourceToUpload);
}
if (propertyToCheck.ReplacementType == typeof(string))
{
// Insert the URI directly
resource.UpdateResourceProperty(propertyToCheck.PropertyPath, resourceToUpload.S3Artifact.Url);
}
else
{
// Create an instance of the new mapping
// ReSharper disable once StyleCop.SA1305
var s3Location = propertyToCheck.ReplacementType.GetConstructor(new[] { typeof(S3Artifact) })
?.Invoke(new object[] { resourceToUpload.S3Artifact });
if (s3Location == null)
{
throw new MissingMethodException(propertyToCheck.ReplacementType.FullName, ".ctor(S3Artifact)");
}
// and set on the resource property
resource.UpdateResourceProperty(propertyToCheck.PropertyPath, s3Location);
}
}
return(templateModified);
}
