Add wazergo-based host module for ww. Change process schema.

api/process.capnp

@@ -7,13 +7,11 @@ $Go.import("github.com/wetware/ww/internal/api/process");
 
 
 interface Executor {
-    spawn @0 (byteCode :Data, entryPoint :Text = "run") -> (process :Process);
-    # spawn a WASM based process from the binary module with the target
-    # entry function 
+    exec @0 (bytecode :Data) -> (process :Process);
+    # exec a WASM based process
 }
 
 interface Process {
-    start  @0 () -> ();
-    stop   @1 () -> ();
-    wait   @2 () -> (exitCode :UInt32);
+    wait   @0 () -> (exitCode :UInt32);
+    kill   @1 () -> ();
 }

cmd/ww/main.go

@@ -13,6 +13,7 @@ import (
 
 	"github.com/wetware/ww/internal/cmd/cluster"
 	"github.com/wetware/ww/internal/cmd/debug"
+	"github.com/wetware/ww/internal/cmd/run"
 	"github.com/wetware/ww/internal/cmd/start"
 	ww "github.com/wetware/ww/pkg"
 )
@@ -58,11 +59,12 @@ var flags = []cli.Flag{
 var commands = []*cli.Command{
 	start.Command(),
 	cluster.Command(),
+	run.Command(),
 	debug.Command(),
 }
 
 func main() {
-	run(&cli.App{
+	app := &cli.App{
 		Name:                 "wetware",
 		HelpName:             "ww",
 		Usage:                "simple, secure clusters",
@@ -75,10 +77,8 @@ func main() {
 		Metadata: map[string]interface{}{
 			"version": ww.Version,
 		},
-	})
-}
+	}
 
-func run(app *cli.App) {
 	if err := app.Run(os.Args); err != nil {
 		log.Fatal(err)
 	}

go.mod

@@ -35,6 +35,7 @@ require (
 	github.com/ipfs/go-ds-badger2 v0.1.3
 	github.com/lthibault/go-libp2p-inproc-transport v0.4.0
 	github.com/multiformats/go-multistream v0.4.1
+	github.com/stealthrocket/wazergo v0.11.0
 	github.com/stretchr/testify v1.8.2
 	github.com/tetratelabs/wazero v1.0.1
 	github.com/thejerf/suture/v4 v4.0.2

go.sum

@@ -472,6 +472,8 @@ github.com/spf13/cobra v0.0.5/go.mod h1:3K3wKZymM7VvHMDS9+Akkh4K60UwM26emMESw8tL
 github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
 github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
 github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
+github.com/stealthrocket/wazergo v0.11.0 h1:uei6jlnTQxjpuhzW31QgSkHi4eVKUaQmOf7WVytOCq8=
+github.com/stealthrocket/wazergo v0.11.0/go.mod h1:ONoLQpwgBDX9VGB+CCAbzTNDmJJi5kcnFLL+pWIGF5M=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=

guest/tinygo/imports.go

@@ -0,0 +1,7 @@
+//go:build wasm || tinygo.wasm || wasi
+
+package ww
+
+//go:wasm-module ww
+//go:export __test
+func test(a, b uint32) uint32

guest/tinygo/shims.go

@@ -0,0 +1,14 @@
+//go:build !purego && !appengine && !wasm && !tinygo.wasm && !wasi
+
+package ww
+
+/*
+
+	shims.go contains shim functions for WASM imports, which allows
+	symbol names to resolve on non-WASM architectures.
+
+*/
+
+func test(a, b uint32) uint32 {
+	return a + b
+}

guest/tinygo/testdata/main.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"fmt"
+
+	ww "github.com/wetware/ww/guest/tinygo"
+)
+
+func main() {
+	// it, release := ww.Ls(context.Background())
+	// defer release()
+
+	// for name := it.Next(); name != ""; name = it.Next() {
+	// 	fmt.Println(name)
+	// }
+
+	fmt.Println(ww.Test(40, 2))
+}