feat: support go provided.al2 runtime

src/feature_flags.ts

@@ -26,6 +26,9 @@ export const defaultFlags = {
 
   // If multiple glob stars are in includedFiles, fail the build instead of warning.
   zisi_esbuild_fail_double_glob: false,
+
+  // Bundle for the provided.AL2 runtime for Go functions.
+  zisi_golang_use_al2: false,
 } as const
 
 export type FeatureFlags = Partial<Record<keyof typeof defaultFlags, boolean>>

src/runtimes/go/index.ts

@@ -113,6 +113,7 @@ const zipFunction: ZipFunction = async function ({
   srcPath,
   stat,
   isInternal,
+  featureFlags,
 }) {
   const destPath = join(destFolder, filename)
   const isSource = extname(mainFile) === '.go'
@@ -139,13 +140,18 @@ const zipFunction: ZipFunction = async function ({
     const zipPath = `${destPath}.zip`
     const zipOptions = {
       destPath: zipPath,
-      filename: basename(destPath),
+      filename: featureFlags.zisi_golang_use_al2 ? 'bootstrap' : basename(destPath),
       runtime,
     }
 
     await zipBinary({ ...zipOptions, srcPath: binary.path, stat: binary.stat })
 
-    return { config, path: zipPath, entryFilename: zipOptions.filename }
+    return {
+      config,
+      path: zipPath,
+      entryFilename: zipOptions.filename,
+      runtimeVersion: featureFlags.zisi_golang_use_al2 ? 'provided.al2' : undefined,
+    }
   }
 
   // We don't need to zip the binary, so we can just copy it to the right path.

tests/main.test.ts

@@ -1740,14 +1740,21 @@ describe('zip-it-and-ship-it', () => {
   })
 
   test('Zips Go function binaries if the `zipGo` config property is set', async () => {
+    const { path: tmpDir } = await getTmpDir({ prefix: 'zip-it-test' })
+    const manifestPath = join(tmpDir, 'manifest.json')
+
     const fixtureName = 'go-simple'
     const { files } = await zipFixture(fixtureName, {
       opts: {
+        manifest: manifestPath,
         config: {
           '*': {
             zipGo: true,
           },
         },
+        featureFlags: {
+          zisi_golang_use_al2: true,
+        },
       },
     })
     const binaryPath = join(FIXTURES_DIR, fixtureName, 'test')
@@ -1758,8 +1765,12 @@ describe('zip-it-and-ship-it', () => {
     expect(func.runtime).toBe('go')
     expect(func.path.endsWith('.zip')).toBe(true)
 
+    const manifest = JSON.parse(await readFile(manifestPath, 'utf-8'))
+
+    expect(manifest.functions[0].runtimeVersion).toEqual('provided.al2')
+
     const unzippedFunctions = await unzipFiles([func])
-    const unzippedBinaryPath = join(unzippedFunctions[0].unzipPath, 'test')
+    const unzippedBinaryPath = join(unzippedFunctions[0].unzipPath, 'bootstrap')
 
     await expect(unzippedBinaryPath).toPathExist()
 
@@ -1776,27 +1787,38 @@ describe('zip-it-and-ship-it', () => {
       return {} as any
     })
 
+    const { path: manifestTmpDir } = await getTmpDir({ prefix: 'zip-it-test' })
+    const manifestPath = join(manifestTmpDir, 'manifest.json')
+
     const fixtureName = 'go-source'
     const { files, tmpDir } = await zipFixture(fixtureName, {
       opts: {
+        manifest: manifestPath,
         config: {
           '*': {
             zipGo: true,
           },
         },
+        featureFlags: {
+          zisi_golang_use_al2: true,
+        },
       },
     })
     const [func] = files
 
     expect(func.runtime).toBe('go')
     expect(func.path.endsWith('.zip')).toBe(true)
 
+    const manifest = JSON.parse(await readFile(manifestPath, 'utf-8'))
+
+    expect(manifest.functions[0].runtimeVersion).toEqual('provided.al2')
+
     // remove the binary before unzipping
     await rm(join(tmpDir, 'go-func-1'), { maxRetries: 10 })
 
     const unzippedFunctions = await unzipFiles([func])
 
-    const unzippedBinaryPath = join(unzippedFunctions[0].unzipPath, 'go-func-1')
+    const unzippedBinaryPath = join(unzippedFunctions[0].unzipPath, 'bootstrap')
     const unzippedBinaryContents = await readFile(unzippedBinaryPath, 'utf8')
 
     expect(mockSource).toBe(unzippedBinaryContents)