137 lines
3.8 KiB
Go
137 lines
3.8 KiB
Go
package command
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import (
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"context"
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"fmt"
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"os"
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"os/exec"
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"runtime"
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"testing"
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packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
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"github.com/hashicorp/packer/builder/amazon/ebs"
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"github.com/hashicorp/packer/builder/file"
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"github.com/hashicorp/packer/builder/null"
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"github.com/hashicorp/packer/packer"
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"github.com/hashicorp/packer/post-processor/manifest"
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shell_local_pp "github.com/hashicorp/packer/post-processor/shell-local"
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filep "github.com/hashicorp/packer/provisioner/file"
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"github.com/hashicorp/packer/provisioner/shell"
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shell_local "github.com/hashicorp/packer/provisioner/shell-local"
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"github.com/hashicorp/packer/version"
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)
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// HasExec reports whether the current system can start new processes
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// using os.StartProcess or (more commonly) exec.Command.
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func HasExec() bool {
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switch runtime.GOOS {
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case "js":
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return false
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case "darwin":
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if runtime.GOARCH == "arm64" {
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return false
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}
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}
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return true
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}
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// MustHaveExec checks that the current system can start new processes
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// using os.StartProcess or (more commonly) exec.Command.
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// If not, MustHaveExec calls t.Skip with an explanation.
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func MustHaveExec(t testing.TB) {
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if !HasExec() {
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t.Skipf("skipping test: cannot exec subprocess on %s/%s", runtime.GOOS, runtime.GOARCH)
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}
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}
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func helperCommandContext(t *testing.T, ctx context.Context, s ...string) (cmd *exec.Cmd) {
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MustHaveExec(t)
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cs := []string{"-test.run=TestHelperProcess", "--"}
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cs = append(cs, s...)
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if ctx != nil {
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cmd = exec.CommandContext(ctx, os.Args[0], cs...)
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} else {
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cmd = exec.Command(os.Args[0], cs...)
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}
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cmd.Env = append(os.Environ(), "GO_WANT_HELPER_PROCESS=1")
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return cmd
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}
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func helperCommand(t *testing.T, s ...string) *exec.Cmd {
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return helperCommandContext(t, nil, s...)
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}
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// TestHelperProcess isn't a real test. It's used as a helper process
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// for TestParameterRun.
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func TestHelperProcess(*testing.T) {
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if os.Getenv("GO_WANT_HELPER_PROCESS") != "1" {
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return
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}
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defer os.Exit(0)
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args := os.Args
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for len(args) > 0 {
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if args[0] == "--" {
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args = args[1:]
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break
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}
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args = args[1:]
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}
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if len(args) == 0 {
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fmt.Fprintf(os.Stderr, "No command\n")
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os.Exit(2)
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}
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cmd, args := args[0], args[1:]
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switch cmd {
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case "console":
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os.Exit((&ConsoleCommand{Meta: commandMeta()}).Run(args))
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case "inspect":
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os.Exit((&InspectCommand{Meta: commandMeta()}).Run(args))
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case "build":
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os.Exit((&BuildCommand{Meta: commandMeta()}).Run(args))
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case "hcl2_upgrade":
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os.Exit((&HCL2UpgradeCommand{Meta: commandMeta()}).Run(args))
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default:
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fmt.Fprintf(os.Stderr, "Unknown command %q\n", cmd)
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os.Exit(2)
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}
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}
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func commandMeta() Meta {
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basicUi := &packersdk.BasicUi{
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Reader: os.Stdin,
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Writer: os.Stdout,
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ErrorWriter: os.Stdout,
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}
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CommandMeta := Meta{
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CoreConfig: &packer.CoreConfig{
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Components: getBareComponentFinder(),
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Version: version.Version,
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},
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Ui: basicUi,
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}
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return CommandMeta
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}
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func getBareComponentFinder() packer.ComponentFinder {
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return packer.ComponentFinder{
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BuilderStore: packersdk.MapOfBuilder{
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"file": func() (packersdk.Builder, error) { return &file.Builder{}, nil },
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"null": func() (packersdk.Builder, error) { return &null.Builder{}, nil },
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"amazon-ebs": func() (packersdk.Builder, error) { return &ebs.Builder{}, nil },
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},
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ProvisionerStore: packersdk.MapOfProvisioner{
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"shell-local": func() (packersdk.Provisioner, error) { return &shell_local.Provisioner{}, nil },
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"shell": func() (packersdk.Provisioner, error) { return &shell.Provisioner{}, nil },
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"file": func() (packersdk.Provisioner, error) { return &filep.Provisioner{}, nil },
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},
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PostProcessorStore: packersdk.MapOfPostProcessor{
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"shell-local": func() (packersdk.PostProcessor, error) { return &shell_local_pp.PostProcessor{}, nil },
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"manifest": func() (packersdk.PostProcessor, error) { return &manifest.PostProcessor{}, nil },
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},
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}
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}
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