Added golang http client and server on net/http lib

examples/golang/cource/06e_network/clients/http.go

@@ -0,0 +1,53 @@
+package client
+
+import (
+	"fmt"
+	"net/http"
+	"bufio"
+)
+
+func HTTPClientGet() {
+	resp, err := http.Get("http://localhost:8080")
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+
+	fmt.Println("Response status:", resp.Status)
+
+	scanner := bufio.NewScanner(resp.Body)
+	for i := 0; scanner.Scan() && i < 5; i++ {
+		fmt.Println(scanner.Text())
+	}
+
+	if err := scanner.Err(); err != nil {
+		panic(err)
+	}
+}
+
+func HTTPClientHeaderGet() {
+	client := &http.Client{}
+	req, _ := http.NewRequest("GET", "http://localhost:8080/headers", nil)
+	req.Header.Add("test", "test")
+	resp, err := client.Do(req)
+
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+	for name, headers := range resp.Header {
+		for _, h := range headers {
+			fmt.Printf("Header: %v: %v\n", name, h)
+		}
+	}
+	fmt.Println("Response status:", resp.Status)
+
+	scanner := bufio.NewScanner(resp.Body)
+	for i := 0; scanner.Scan() && i < 5; i++ {
+		fmt.Println(scanner.Text())
+	}
+	if err := scanner.Err(); err != nil {
+		panic(err)
+	}
+
+}

examples/golang/cource/06e_network/main.go

@@ -10,6 +10,9 @@ func main() {
 	fmt.Println("Started test servers.")
 //	server.TCPServer()
 //	server.UDPServer()
+//	server.HTTPServer()
 //	client.TCPClient()
-	client.UDPClient()
+//	client.UDPClient()
+	client.HTTPClientGet()
+	client.HTTPClientHeaderGet()
 }

examples/golang/cource/06e_network/servers/http.go

@@ -0,0 +1,28 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+)
+
+func some(writer http.ResponseWriter, req *http.Request) {
+	fmt.Fprintf(writer, "Something in the water!\n")
+}
+
+func headers(writer http.ResponseWriter, req *http.Request) {
+	for name, headers := range req.Header {
+		for _, h := range headers {
+			fmt.Fprintf(writer, "%v: %v\n", name, h)
+		}
+	}
+}
+
+func HTTPServer() {
+	http.HandleFunc("/some", some)
+	http.HandleFunc("/headers", headers)
+
+	err := http.ListenAndServe(":8080", nil)
+	if err != nil {
+		fmt.Println(err)
+	}
+}