Merge pull request #7 from status-im/jail

Jail

build/env.sh

@@ -10,11 +10,11 @@ fi
 # Create fake Go workspace if it doesn't exist yet.
 workspace="$PWD/build/_workspace"
 root="$PWD"
-ethdir="$workspace/src/github.com/ethereum"
-if [ ! -L "$ethdir/go-ethereum" ]; then
+ethdir="$workspace/src/github.com/status-im"
+if [ ! -L "$ethdir/status-go" ]; then
     mkdir -p "$ethdir"
     cd "$ethdir"
-    ln -s ../../../../../. go-ethereum
+    ln -s ../../../../../. status-go
     cd "$root"
 fi
 
@@ -25,8 +25,8 @@ GOBIN="$PWD/build/bin"
 export GOPATH GOBIN
 
 # Run the command inside the workspace.
-cd "$ethdir/go-ethereum"
-PWD="$ethdir/go-ethereum"
+cd "$ethdir/status-go"
+PWD="$ethdir/status-go"
 
 # Launch the arguments with the configured environment.
-exec "$@"
+exec "$@"

src/jail.go

@@ -0,0 +1,59 @@
+package main
+
+import (
+	"github.com/robertkrimen/otto"
+	"fmt"
+	"encoding/json"
+)
+
+var statusJs string
+var vms = make(map[string]*otto.Otto)
+
+func Init(js string) {
+	statusJs = js
+}
+
+func printError(error string) string {
+	str := JSONError{
+		Error: error,
+	}
+	outBytes, _ := json.Marshal(&str)
+	return string(outBytes)
+}
+
+func printResult(res string, err error) string {
+	var out string
+	if err != nil {
+		out = printError(err.Error())
+	} else {
+		if "undefined" == res {
+			res = "null";
+		}
+		out = fmt.Sprintf(`{"result": %s}`, res)
+	}
+
+	return out
+}
+
+func Parse(chatId string, js string) string {
+	vm := otto.New()
+	jjs := statusJs + js + `
+	var catalog = JSON.stringify(_status_catalog);
+	`
+	vms[chatId] = vm
+	_, err := vm.Run(jjs)
+	res, _ := vm.Get("catalog")
+
+	return printResult(res.String(), err)
+}
+
+func Call(chatId string, path string, args string) string {
+	vm, ok := vms[chatId]
+	if !ok {
+		return printError(fmt.Sprintf("Vm[%s] doesn't exist.", chatId))
+	}
+
+	res, err := vm.Call("call", nil, path, args)
+
+	return printResult(res.String(), err);
+}

src/library.go

@@ -54,3 +54,20 @@ func doStartNode(datadir *C.char) *C.char {
 	outBytes, _ := json.Marshal(&out)
 	return C.CString(string(outBytes))
 }
+
+//export parse
+func parse(chatId *C.char, js *C.char) *C.char {
+	res := Parse(C.GoString(chatId), C.GoString(js))
+	return C.CString(res)
+}
+
+//export call
+func call(chatId *C.char, path *C.char, params *C.char) *C.char {
+	res := Call(C.GoString(chatId), C.GoString(path), C.GoString(params))
+	return C.CString(res)
+}
+
+//export initJail
+func initJail(js *C.char) {
+	Init(C.GoString(js))
+}