api method up

rest/api.go

@@ -3,8 +3,10 @@ package rest
 import (
 	"encoding/json"
 	"github.com/gorilla/mux"
+	"io/ioutil"
 	"log"
 	"net/http"
+	"strings"
 	"time"
 )
 
@@ -50,15 +52,63 @@ func (zk ZooNode) LS(w http.ResponseWriter, r *http.Request) {
 	w.Write(data)
 }
 
+// ReadRequestBody ...
+func ReadRequestBody(req *http.Request) ([]byte, error) {
+	body, err := ioutil.ReadAll(req.Body)
+	if err != nil {
+		return []byte(""), err
+	}
+
+	return body, err
+}
+
+// UP ...
+func (zk ZooNode) UP(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	path := vars["path"]
+
+	ch := make(chan string)
+	// Read request body as []byte
+	content, err := ReadRequestBody(r)
+	if err != nil {
+		w.WriteHeader(500)
+		w.Write([]byte(err.Error()))
+		return
+	}
+
+	// Create node
+	if r.Method == "PUT" {
+		go func() { ch <- zk.CreateNode(path, content) }()
+	} else if r.Method == "POST" {
+		go func() { ch <- zk.UpdateNode(path, content) }()
+	} else {
+		e := strings.Join([]string{r.Method, "not alowed"}, " ")
+		w.WriteHeader(500)
+		w.Write([]byte(e))
+		return
+	}
+	defer r.Body.Close()
+
+	state := <-ch
+
+	w.WriteHeader(200)
+	w.Write([]byte(state))
+}
+
 // RM ...
 func (zk ZooNode) RM(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "POST" {
+		e := strings.Join([]string{r.Method, "not alowed"}, " ")
+		w.WriteHeader(500)
+		w.Write([]byte(e))
+		return
+	}
 	vars := mux.Vars(r)
 	path := vars["path"]
 
 	go func() { zk.RMR(path) }()
 
 	w.WriteHeader(200)
-	// w.Write(data)
 }
 
 // GET ...
@@ -95,6 +145,7 @@ func Serve(listen string, zk ZooNode) {
 	r.HandleFunc("/v1/ls{path:[a-z0-9-_/.:]+}", zk.LS)
 	r.HandleFunc("/v1/get{path:[a-z0-9-_/.:]+}", zk.GET)
 	r.HandleFunc("/v1/rmr{path:[a-z0-9-_/.:]+}", zk.RM)
+	r.HandleFunc("/v1/up{path:[a-z0-9-_/.:]+}", zk.UP)
 
 	http.Handle("/", r)