message: rename NewMsg to New

Should have done this when relocating this from container. Now is a good time to rename it before v0.3.x.

Signed-off-by: Ophestra <cat@gensokyo.uk>

cmd/hakurei/command_test.go

@@ -77,7 +77,7 @@ Flags:
 			t.Parallel()
 
 			out := new(bytes.Buffer)
-			c := buildCommand(t.Context(), message.NewMsg(nil), new(earlyHardeningErrs), out)
+			c := buildCommand(t.Context(), message.New(nil), new(earlyHardeningErrs), out)
 			if err := c.Parse(tc.args); !errors.Is(err, command.ErrHelp) && !errors.Is(err, flag.ErrHelp) {
 				t.Errorf("Parse: error = %v; want %v",
 					err, command.ErrHelp)

cmd/hakurei/main.go

@@ -32,7 +32,7 @@ func main() {
 
 	log.SetPrefix("hakurei: ")
 	log.SetFlags(0)
-	msg := message.NewMsg(log.Default())
+	msg := message.New(log.Default())
 
 	early := earlyHardeningErrs{
 		yamaLSM:  container.SetPtracer(0),

cmd/hakurei/parse_test.go

@@ -28,7 +28,7 @@ func TestShortIdentifier(t *testing.T) {
 func TestTryIdentifier(t *testing.T) {
 	t.Parallel()
 
-	msg := message.NewMsg(nil)
+	msg := message.New(nil)
 	id := hst.ID{
 		0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
 		0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,

cmd/hakurei/print_test.go

@@ -761,7 +761,7 @@ func TestPrintPs(t *testing.T) {
 			t.Parallel()
 
 			var printBuf, logBuf bytes.Buffer
-			msg := message.NewMsg(log.New(&logBuf, "check: ", 0))
+			msg := message.New(log.New(&logBuf, "check: ", 0))
 			msg.SwapVerbose(true)
 			printPs(msg, &printBuf, testTime, s, tc.short, tc.json)
 			if got := printBuf.String(); got != tc.want {

cmd/hpkg/main.go

@@ -24,7 +24,7 @@ var (
 func main() {
 	log.SetPrefix("hpkg: ")
 	log.SetFlags(0)
-	msg := message.NewMsg(log.Default())
+	msg := message.New(log.Default())
 
 	if err := os.Setenv("SHELL", pathShell.String()); err != nil {
 		log.Fatalf("cannot set $SHELL: %v", err)

container/container.go

@@ -404,7 +404,7 @@ func (p *Container) ProcessState() *os.ProcessState {
 // New returns the address to a new instance of [Container] that requires further initialisation before use.
 func New(ctx context.Context, msg message.Msg) *Container {
 	if msg == nil {
-		msg = message.NewMsg(nil)
+		msg = message.New(nil)
 	}
 
 	p := &Container{ctx: ctx, msg: msg, Params: Params{Ops: new(Ops)}}

container/container_test.go

@@ -556,7 +556,7 @@ func testContainerCancel(
 
 func TestContainerString(t *testing.T) {
 	t.Parallel()
-	msg := message.NewMsg(nil)
+	msg := message.New(nil)
 	c := container.NewCommand(t.Context(), msg, check.MustAbs("/run/current-system/sw/bin/ldd"), "ldd", "/usr/bin/env")
 	c.SeccompFlags |= seccomp.AllowMultiarch
 	c.SeccompRules = seccomp.Preset(
@@ -721,7 +721,7 @@ func TestMain(m *testing.M) {
 }
 
 func helperNewContainerLibPaths(ctx context.Context, libPaths *[]*check.Absolute, args ...string) (c *container.Container) {
-	msg := message.NewMsg(nil)
+	msg := message.New(nil)
 	c = container.NewCommand(ctx, msg, absHelperInnerPath, "helper", args...)
 	c.Env = append(c.Env, envDoCheck+"=1")
 	c.Bind(check.MustAbs(os.Args[0]), absHelperInnerPath, 0)

container/executable_test.go

@@ -11,7 +11,7 @@ import (
 func TestExecutable(t *testing.T) {
 	t.Parallel()
 	for i := 0; i < 16; i++ {
-		if got := container.MustExecutable(message.NewMsg(nil)); got != os.Args[0] {
+		if got := container.MustExecutable(message.New(nil)); got != os.Args[0] {
 			t.Errorf("MustExecutable: %q, want %q", got, os.Args[0])
 		}
 	}

container/init.go

@@ -461,7 +461,7 @@ func TryArgv0(msg message.Msg) {
 	if msg == nil {
 		log.SetPrefix(initName + ": ")
 		log.SetFlags(0)
-		msg = message.NewMsg(log.Default())
+		msg = message.New(log.Default())
 	}
 
 	if len(os.Args) > 0 && path.Base(os.Args[0]) == initName {

internal/outcome/main_test.go

@@ -29,7 +29,7 @@ import (
 
 func TestOutcomeMain(t *testing.T) {
 	t.Parallel()
-	msg := message.NewMsg(nil)
+	msg := message.New(nil)
 	msg.SwapVerbose(testing.Verbose())
 
 	testCases := []struct {
@@ -40,7 +40,7 @@ func TestOutcomeMain(t *testing.T) {
 		wantSys    *system.I
 		wantParams *container.Params
 	}{
-		{"template", new(stubNixOS), hst.Template(), checkExpectInstanceId, system.New(panicMsgContext{}, message.NewMsg(nil), 1000009).
+		{"template", new(stubNixOS), hst.Template(), checkExpectInstanceId, system.New(panicMsgContext{}, message.New(nil), 1000009).
 			// spParamsOp
 			Ensure(m("/tmp/hakurei.0"), 0711).
 

internal/outcome/shim.go

@@ -78,7 +78,7 @@ const shimName = "shim"
 // Shim does not return.
 func Shim(msg message.Msg) {
 	if msg == nil {
-		msg = message.NewMsg(log.Default())
+		msg = message.New(log.Default())
 	}
 	shimEntrypoint(direct{msg})
 }

internal/outcome/spdbus_test.go

@@ -80,7 +80,7 @@ func TestSpDBusOp(t *testing.T) {
 				"--broadcast=org.freedesktop.portal.*=@/org/freedesktop/portal/*",
 			)}}, nil, nil),
 		}, func() *system.I {
-			sys := system.New(panicMsgContext{}, message.NewMsg(nil), checkExpectUid)
+			sys := system.New(panicMsgContext{}, message.New(nil), checkExpectUid)
 			sys.Ephemeral(system.Process, m(wantInstancePrefix), 0711)
 			if err := sys.ProxyDBus(
 				dbus.NewConfig(config.ID, true, true), nil,
@@ -162,7 +162,7 @@ func TestSpDBusOp(t *testing.T) {
 				"--talk=org.freedesktop.UPower",
 			)}}, nil, nil),
 		}, func() *system.I {
-			sys := system.New(panicMsgContext{}, message.NewMsg(nil), checkExpectUid)
+			sys := system.New(panicMsgContext{}, message.New(nil), checkExpectUid)
 			sys.Ephemeral(system.Process, m(wantInstancePrefix), 0711)
 			if err := sys.ProxyDBus(
 				config.SessionBus, config.SystemBus,

message/message.go

@@ -52,7 +52,7 @@ type Msg interface {
 }
 
 // defaultMsg is the default implementation of the [Msg] interface.
-// The zero value is not safe for use. Callers should use the [NewMsg] function instead.
+// The zero value is not safe for use. Callers should use the [New] function instead.
 type defaultMsg struct {
 	verbose atomic.Bool
 
@@ -60,10 +60,10 @@ type defaultMsg struct {
 	Suspendable
 }
 
-// NewMsg initialises a downstream [log.Logger] for a new [Msg].
-// The [log.Logger] should no longer be configured after NewMsg returns.
+// New initialises a downstream [log.Logger] for a new [Msg].
+// The [log.Logger] should no longer be configured after [New] returns.
 // If downstream is nil, a new logger is initialised in its place.
-func NewMsg(downstream *log.Logger) Msg {
+func New(downstream *log.Logger) Msg {
 	if downstream == nil {
 		downstream = log.New(log.Writer(), "container: ", 0)
 	}

message/message_test.go

@@ -51,7 +51,7 @@ func TestDefaultMsg(t *testing.T) {
 
 	t.Run("logger", func(t *testing.T) {
 		t.Run("nil", func(t *testing.T) {
-			got := message.NewMsg(nil).GetLogger()
+			got := message.New(nil).GetLogger()
 
 			if out := got.Writer().(*message.Suspendable).Downstream; out != log.Writer() {
 				t.Errorf("GetLogger: Downstream = %#v", out)
@@ -64,7 +64,7 @@ func TestDefaultMsg(t *testing.T) {
 
 		t.Run("takeover", func(t *testing.T) {
 			l := log.New(io.Discard, "\x00", 0xdeadbeef)
-			got := message.NewMsg(l)
+			got := message.New(l)
 
 			if logger := got.GetLogger(); logger != l {
 				t.Errorf("GetLogger: %#v, want %#v", logger, l)
@@ -169,7 +169,7 @@ func TestDefaultMsg(t *testing.T) {
 		}},
 	}
 
-	msg := message.NewMsg(log.New(&dw, "test: ", 0))
+	msg := message.New(log.New(&dw, "test: ", 0))
 	for _, step := range steps {
 		// these share the same writer, so cannot be subtests
 		t.Logf("running step %q", step.name)

system/dbus/dbus_test.go

@@ -93,9 +93,9 @@ func testProxyFinaliseStartWaitCloseString(t *testing.T, useSandbox bool) {
 
 	t.Run("invalid start", func(t *testing.T) {
 		if !useSandbox {
-			p = dbus.NewDirect(t.Context(), message.NewMsg(nil), nil, nil)
+			p = dbus.NewDirect(t.Context(), message.New(nil), nil, nil)
 		} else {
-			p = dbus.New(t.Context(), message.NewMsg(nil), nil, nil)
+			p = dbus.New(t.Context(), message.New(nil), nil, nil)
 		}
 
 		if err := p.Start(); !errors.Is(err, syscall.ENOTRECOVERABLE) {
@@ -125,9 +125,9 @@ func testProxyFinaliseStartWaitCloseString(t *testing.T, useSandbox bool) {
 			defer cancel()
 			output := new(strings.Builder)
 			if !useSandbox {
-				p = dbus.NewDirect(ctx, message.NewMsg(nil), final, output)
+				p = dbus.NewDirect(ctx, message.New(nil), final, output)
 			} else {
-				p = dbus.New(ctx, message.NewMsg(nil), final, output)
+				p = dbus.New(ctx, message.New(nil), final, output)
 			}
 
 			{ // check invalid wait behaviour

system/system_test.go

@@ -82,7 +82,7 @@ func TestNew(t *testing.T) {
 					t.Errorf("recover: %v, want %v", r, want)
 				}
 			}()
-			New(nil, message.NewMsg(nil), 0)
+			New(nil, message.New(nil), 0)
 		})
 
 		t.Run("msg", func(t *testing.T) {
@@ -102,11 +102,11 @@ func TestNew(t *testing.T) {
 					t.Errorf("recover: %v, want %v", r, want)
 				}
 			}()
-			New(t.Context(), message.NewMsg(nil), -1)
+			New(t.Context(), message.New(nil), -1)
 		})
 	})
 
-	sys := New(t.Context(), message.NewMsg(nil), 0xdeadbeef)
+	sys := New(t.Context(), message.New(nil), 0xdeadbeef)
 	if sys.ctx == nil {
 		t.Error("New: ctx = nil")
 	}
@@ -125,51 +125,51 @@ func TestEqual(t *testing.T) {
 		want bool
 	}{
 		{"simple UID",
-			New(t.Context(), message.NewMsg(nil), 150),
-			New(t.Context(), message.NewMsg(nil), 150),
+			New(t.Context(), message.New(nil), 150),
+			New(t.Context(), message.New(nil), 150),
 			true},
 
 		{"simple UID differ",
-			New(t.Context(), message.NewMsg(nil), 150),
-			New(t.Context(), message.NewMsg(nil), 151),
+			New(t.Context(), message.New(nil), 150),
+			New(t.Context(), message.New(nil), 151),
 			false},
 
 		{"simple UID nil",
-			New(t.Context(), message.NewMsg(nil), 150),
+			New(t.Context(), message.New(nil), 150),
 			nil,
 			false},
 
 		{"op length mismatch",
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos"),
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Ensure(m("/run"), 0755),
 			false},
 
 		{"op value mismatch",
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Ensure(m("/run"), 0644),
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Ensure(m("/run"), 0755),
 			false},
 
 		{"op type mismatch",
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Wayland(m("/proc/nonexistent/dst"), m("/proc/nonexistent/src"), "\x00", "\x00"),
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Ensure(m("/run"), 0755),
 			false},
 
 		{"op equals",
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Ensure(m("/run"), 0755),
-			New(t.Context(), message.NewMsg(nil), 150).
+			New(t.Context(), message.New(nil), 150).
 				ChangeHosts("chronos").
 				Ensure(m("/run"), 0755),
 			true},