api/bandwidth: init

1 files changed, 34 insertions, 3 deletions

diff --git a/api/main.go b/api/main.go
index 69cf981..7081d3c 100644
--- a/api/main.go
+++ b/api/main.go
@@ -1,13 +1,23 @@
 package api
 
 import (
+	"encoding/json"
 	"log"
 	"net"
 
 	"sinanmohd.com/redq/usage"
 )
 
-const sockPath = "/tmp/redq_ebpf.sock"
+const (
+	sockPath = "/tmp/redq_ebpf.sock"
+	bufSize  = 4096
+)
+
+type ApiReq struct {
+	Type   string `json:"type"`
+	Action string `json:"action"`
+	Arg    string `json:"arg"`
+}
 
 type Api struct {
 	sock net.Listener
@@ -38,10 +48,31 @@ func (a *Api) Run(u *usage.Usage) {
 			continue
 		}
 
-		go handleConn(conn)
+		go handleConn(conn, u)
 	}
 }
 
-func handleConn(conn net.Conn) {
+func handleConn(conn net.Conn, u *usage.Usage) {
 	defer conn.Close()
+	var req ApiReq
+	buf := make([]byte, bufSize)
+
+	count, err := conn.Read(buf)
+	if err != nil {
+		log.Printf("reading to buffer: %s", err)
+		return
+	}
+
+	err = json.Unmarshal(buf[:count], &req)
+	if err != nil {
+		log.Printf("unmarshaling json: %s", err)
+		return
+	}
+
+	switch req.Type {
+	case "bandwidth":
+		handleBandwidth(conn, u)
+	default:
+		log.Printf("invalid request type: %s", req.Type)
+	}
 }