From a308cd85e0a7033776a4fbdeed34de1600c172b8 Mon Sep 17 00:00:00 2001
From: Meutel <meutel@meutel.net>
Date: Sun, 9 Jul 2017 15:04:44 +0200
Subject: [PATCH] TCP client/server

---
 .gitignore        |  2 ++
 tcpclient/main.go | 25 +++++++++++++++++++++++++
 tcpserver/main.go | 23 +++++++++++++++++++++++
 3 files changed, 50 insertions(+)
 create mode 100644 tcpclient/main.go
 create mode 100644 tcpserver/main.go

diff --git a/.gitignore b/.gitignore
index 499febb..ac7b209 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,3 +44,5 @@ example-json/example-json
 financialjson/financialjson
 statecsv2json/statecsv2json
 converter-main/converter-main
+tcpclient/tcpclient
+tcpserver/tcpserver
diff --git a/tcpclient/main.go b/tcpclient/main.go
new file mode 100644
index 0000000..f247893
--- /dev/null
+++ b/tcpclient/main.go
@@ -0,0 +1,25 @@
+package main
+
+import "fmt"
+import "io/ioutil"
+import "net"
+import "os"
+
+func main() {
+	addr := "localhost:9000"
+	if len(os.Args) == 2 {
+		addr = os.Args[1]
+	}
+	d, err := net.Dial("tcp", addr)
+	if err != nil {
+		panic(err)
+	}
+	defer d.Close()
+
+	bs, err := ioutil.ReadAll(d)
+	if err != nil {
+		panic(err)
+	}
+
+	fmt.Println(string(bs))
+}
diff --git a/tcpserver/main.go b/tcpserver/main.go
new file mode 100644
index 0000000..81cdd2a
--- /dev/null
+++ b/tcpserver/main.go
@@ -0,0 +1,23 @@
+package main
+
+import "fmt"
+import "io"
+import "net"
+import "time"
+
+func main() {
+	ln, err := net.Listen("tcp", ":9000")
+	if err != nil {
+		panic(err)
+	}
+	defer ln.Close()
+
+	for {
+		conn, err := ln.Accept()
+		if err != nil {
+			panic(err)
+		}
+		io.WriteString(conn, fmt.Sprint(time.Now()))
+		conn.Close()
+	}
+}