Merge pull request #20 from numary/dev/exec

Exec script from CLI

Author: altitude

README.md

@@ -27,12 +27,12 @@ curl -X POST \
     "postings": [
       {
         "source": "world",
-        "destination": "central-bank",
+        "destination": "central_bank",
         "asset": "GEM",
         "amount": 100
       },
       {
-        "source": "central-bank",
+        "source": "central_bank",
         "destination": "users:001",
         "asset": "GEM",
         "amount": 100

cmd/root.go

@@ -1,10 +1,16 @@
 package cmd
 
 import (
+	"bytes"
+	"encoding/json"
 	"fmt"
+	"io/ioutil"
 	"log"
+	"net/http"
 	"os"
+	"regexp"
 
+	"github.com/gin-gonic/gin"
 	"github.com/numary/ledger/api"
 	"github.com/numary/ledger/config"
 	"github.com/numary/ledger/ledger"
@@ -85,10 +91,59 @@ func Execute() {
 		},
 	})
 
+	script := &cobra.Command{
+		Use:  "exec [ledger] [script]",
+		Args: cobra.ExactArgs(2),
+		Run: func(cmd *cobra.Command, args []string) {
+			config.Init()
+
+			b, err := ioutil.ReadFile(args[1])
+
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			r := regexp.MustCompile(`^\n`)
+			s := string(b)
+			s = r.ReplaceAllString(s, "")
+
+			b, err = json.Marshal(gin.H{
+				"plain": string(s),
+			})
+
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			res, err := http.Post(
+				fmt.Sprintf(
+					"http://%s/%s/script",
+					viper.Get("server.http.bind_address"),
+					args[0],
+				),
+				"application/json",
+				bytes.NewReader([]byte(b)),
+			)
+
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			b, err = ioutil.ReadAll(res.Body)
+
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			fmt.Println(res.StatusCode, string(b))
+		},
+	}
+
 	root.AddCommand(server)
 	root.AddCommand(conf)
 	root.AddCommand(UICmd)
 	root.AddCommand(store)
+	root.AddCommand(script)
 
 	if err := root.Execute(); err != nil {
 		fmt.Fprintln(os.Stderr, err)