test(gateway): qualify production path artifacts

2026-07-30 11:15:55 +07:00
parent baf4073f68
commit 0c4d87406e
17 changed files with 659 additions and 139 deletions
@@ -0,0 +1,66 @@
+package gateway
+
+import (
+	"bytes"
+	"debug/buildinfo"
+	"debug/elf"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"testing"
+)
+
+func TestGatewayLinuxArtifactsAreReproduciblePureGoELF(t *testing.T) {
+	first, second := t.TempDir(), t.TempDir()
+	for _, output := range []string{first, second} {
+		command := exec.Command("make", "-C", "..", "gateway-linux", "DIST_DIR="+output)
+		command.Env = append(os.Environ(), "GOCACHE="+filepath.Join(t.TempDir(), "go-cache"))
+		if result, err := command.CombinedOutput(); err != nil {
+			t.Fatalf("gateway-linux: %v\n%s", err, result)
+		}
+	}
+
+	for _, architecture := range []struct {
+		name    string
+		machine elf.Machine
+	}{
+		{name: "amd64", machine: elf.EM_X86_64},
+		{name: "arm64", machine: elf.EM_AARCH64},
+	} {
+		firstPath := filepath.Join(first, "verse-gateway-linux-"+architecture.name)
+		secondPath := filepath.Join(second, "verse-gateway-linux-"+architecture.name)
+		firstBytes, err := os.ReadFile(firstPath)
+		if err != nil {
+			t.Fatal(err)
+		}
+		secondBytes, err := os.ReadFile(secondPath)
+		if err != nil {
+			t.Fatal(err)
+		}
+		if !bytes.Equal(firstBytes, secondBytes) {
+			t.Fatalf("linux/%s gateway build is not byte reproducible", architecture.name)
+		}
+		executable, err := elf.Open(firstPath)
+		if err != nil {
+			t.Fatalf("linux/%s ELF: %v", architecture.name, err)
+		}
+		if executable.FileHeader.Machine != architecture.machine {
+			_ = executable.Close()
+			t.Fatalf("linux/%s machine = %s", architecture.name, executable.FileHeader.Machine)
+		}
+		if err := executable.Close(); err != nil {
+			t.Fatal(err)
+		}
+		info, err := buildinfo.ReadFile(firstPath)
+		if err != nil {
+			t.Fatalf("linux/%s Go build info: %v", architecture.name, err)
+		}
+		settings := make(map[string]string, len(info.Settings))
+		for _, setting := range info.Settings {
+			settings[setting.Key] = setting.Value
+		}
+		if settings["GOOS"] != "linux" || settings["GOARCH"] != architecture.name || settings["CGO_ENABLED"] != "0" {
+			t.Fatalf("linux/%s build settings = %#v", architecture.name, settings)
+		}
+	}
+}