Merge pull request #135 from elisasre/feature/lambda

add build all target for lambdas

.github/workflows/main.yml

@@ -54,6 +54,8 @@ jobs:
         working-directory: ./godemo
       - run: mage go:crossBuild
         working-directory: ./godemo
+      - run: mage lambda:buildAll
+        working-directory: ./godemo
       - run: mage docker:build
         working-directory: ./godemo
       - run: mage docker:push
@@ -87,6 +89,7 @@ jobs:
       - run: test -x godemo/target/bin/windows/amd64/godemo
       - run: test -f godemo/target/bin/windows/amd64/godemo.sha256
       - run: test -f godemo/target/testbin/godemo
+      - run: test -f godemo/target/bin/linux/amd64/lambda/godemo/bootstrap
       - run: test -d godemo/target/tests/cover/unit/
       - run: test -d godemo/target/tests/cover/int/
       - run: test -f godemo/target/tests/cover/combined/cover.txt

.github/workflows/pr.yml

@@ -56,6 +56,8 @@ jobs:
         working-directory: ./godemo
       - run: mage go:crossBuild
         working-directory: ./godemo
+      - run: mage lambda:buildAll
+        working-directory: ./godemo
       - run: mage go:sbom
         working-directory: ./godemo
       - run: mage docker:build
@@ -95,6 +97,7 @@ jobs:
       - run: test -f godemo/target/bin/windows/amd64/godemo.sha256
       - run: test -f godemo/target/bin/windows/amd64/godemo.bom.json
       - run: test -f godemo/target/testbin/godemo
+      - run: test -f godemo/target/bin/linux/amd64/lambda/godemo/bootstrap
       - run: test -d godemo/target/tests/cover/unit/
       - run: test -d godemo/target/tests/cover/int/
       - run: test -f godemo/target/tests/cover/combined/cover.txt

godemo/magefiles/mage.go

@@ -29,6 +29,8 @@ import (
 	swaggo "github.com/elisasre/mageutil/swaggo/target"
 	//mage:import
 	golang "github.com/elisasre/mageutil/golang/target"
+	//mage:import
+	lambda "github.com/elisasre/mageutil/lambda/target"
 )
 
 const AppName = "godemo"
@@ -48,4 +50,5 @@ func init() {
 	swaggo.OutputDir = "docs"
 	golang.BuildTarget = "./cmd/godemo"
 	golang.BuildMatrix = append(golang.BuildMatrix, goutil.BuildPlatform{OS: "windows", Arch: "amd64"})
+	lambda.BuildTargets = []string{"./cmd/godemo"}
 }

lambda/lambda.go

@@ -0,0 +1,43 @@
+package lambda
+
+import (
+	"context"
+	"os"
+	"path"
+	"path/filepath"
+
+	"github.com/elisasre/mageutil/golang"
+	"github.com/magefile/mage/sh"
+)
+
+// BuildAll builds lambda bootstrap binaries and calculates sha sums for them.
+func BuildAll(ctx context.Context, buildTargets []string, goarch string) error {
+	for _, target := range buildTargets {
+		err := Build(ctx, target, goarch)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Build builds lambda bootstrap binary and calculates sha sum for it.
+func Build(ctx context.Context, target string, goarch string) error {
+	info, err := golang.WithSHA(golang.BuildForPlatform(ctx, "linux", goarch, target))
+	if err != nil {
+		return err
+	}
+
+	src := filepath.Dir(info.BinPath)
+	dst := path.Join(src, "lambda", filepath.Base(target))
+	if err := os.MkdirAll(dst, 0o755); err != nil {
+		return err
+	}
+
+	dst = path.Join(dst, "bootstrap")
+	err = sh.Copy(dst, info.BinPath)
+	if err != nil {
+		return err
+	}
+	return nil
+}

lambda/target/lambda.go

@@ -0,0 +1,24 @@
+// Package target exposes Lambda targets that can be imported in magefile using [import syntax].
+// When using this package the user has to set target.BuildTargets.
+//
+// [import syntax]: https://magefile.org/importing/
+package target
+
+import (
+	"context"
+
+	"github.com/elisasre/mageutil/lambda"
+	"github.com/magefile/mage/mg"
+)
+
+var (
+	BuildTargets = []string{}
+	GOARCH       = "amd64"
+)
+
+type Lambda mg.Namespace
+
+// BuildAll builds lambda bootstrap binaries and calculates sha sums for them.
+func (Lambda) BuildAll(ctx context.Context) error {
+	return lambda.BuildAll(ctx, BuildTargets, GOARCH)
+}