Function SetupPlugin

e2e/testutils/plugins.go:28–58

SetupPlugin builds a plugin and creates a temporary directory with the plugin's config.json and rootfs, which will be removed in [t.Cleanup]. It returns the location of the temporary directory.

(t *testing.T, ctx context.Context)

// which will be removed in [t.Cleanup]. It returns
// the location of the temporary directory.
func SetupPlugin(t *testing.T, ctx context.Context) (pluginDir string) {
	t.Helper()

	p := &plugin.Config{
		Linux: plugin.LinuxConfig{
			Capabilities: []string{"CAP_SYS_ADMIN"},
		},
		Interface: plugin.Interface{
			Socket: "basic.sock",
			Types: []plugin.CapabilityID{{
				Capability: "dummy",
				Prefix:     "docker",
				Version:    "1.0",
			}},
		},
		Entrypoint: []string{"/basic"},
	}
	configJSON, err := json.Marshal(p)
	assert.NilError(t, err)

	binPath, err := buildPlugin(t, ctx)
	assert.NilError(t, err)

	dir := fs.NewDir(t, "plugin_test",
		fs.WithFile("config.json", string(configJSON), fs.WithMode(0o644)),
		fs.WithDir("rootfs", fs.WithMode(0o755)),
	)

	icmd.RunCommand("/bin/cp", binPath, dir.Join("rootfs", p.Entrypoint[0])).Assert(t, icmd.Success)
	return dir.Path()
}

// buildPlugin uses Go to build a plugin from one of the source files in the plugins directory.
// It returns the path to the built plugin binary.