fiber/docs/client/examples.md

id	title	description	sidebar_position
examples	🍳 Examples	Client usage examples.	5

import Tabs from '@theme/Tabs'; import TabItem from '@theme/TabItem';

Basic Auth

package main

import (
	"encoding/base64"
	"fmt"

	"github.com/gofiber/fiber/v3/client"
)

func main() {
	cc := client.New()

	out := base64.StdEncoding.EncodeToString([]byte("john:doe"))
	resp, err := cc.Get("http://localhost:3000", client.Config{
		Header: map[string]string{
			"Authorization": "Basic " + out,
		},
	})
	if err != nil {
		panic(err)
	}

	fmt.Print(string(resp.Body()))
}

package main

import (
	"github.com/gofiber/fiber/v3"
	"github.com/gofiber/fiber/v3/middleware/basicauth"
)

func main() {
	app := fiber.New()
	app.Use(
		basicauth.New(basicauth.Config{
			Users: map[string]string{
				"john": "doe",
			},
		}),
	)

	app.Get("/", func(c fiber.Ctx) error {
		return c.SendString("Hello, World!")
	})

	app.Listen(":3000")
}

TLS

package main

import (
	"crypto/tls"
	"crypto/x509"
	"fmt"
	"os"

	"github.com/gofiber/fiber/v3/client"
)

func main() {
	cc := client.New()

	certPool, err := x509.SystemCertPool()
	if err != nil {
		panic(err)
	}

	cert, err := os.ReadFile("ssl.cert")
	if err != nil {
		panic(err)
	}

	certPool.AppendCertsFromPEM(cert)
	cc.SetTLSConfig(&tls.Config{
		RootCAs: certPool,
	})

	resp, err := cc.Get("https://localhost:3000")
	if err != nil {
		panic(err)
	}

	fmt.Print(string(resp.Body()))
}

package main

import (
	"github.com/gofiber/fiber/v3"
)

func main() {
	app := fiber.New()

	app.Get("/", func(c fiber.Ctx) error {
		return c.SendString("Hello, World!")
	})

	err := app.Listen(":3000", fiber.ListenConfig{
		CertFile:    "ssl.cert",
		CertKeyFile: "ssl.key",
	})
	if err != nil {
		panic(err)
	}
}

Cookiejar

Request

func main() {
	jar := client.AcquireCookieJar()
	defer client.ReleaseCookieJar(jar)

	cc := client.New()
	cc.SetCookieJar(jar)

	jar.SetKeyValueBytes("httpbin.org", []byte("john"), []byte("doe"))

	resp, err := cc.Get("https://httpbin.org/cookies")
	if err != nil {
		panic(err)
	}

	fmt.Println(string(resp.Body()))
}

Click here to see the result

{
  "cookies": {
    "john": "doe"
  }
}

Response

func main() {
	jar := client.AcquireCookieJar()
	defer client.ReleaseCookieJar(jar)

	cc := client.New()
	cc.SetCookieJar(jar)

	_, err := cc.Get("https://httpbin.org/cookies/set/john/doe")
	if err != nil {
		panic(err)
	}

	uri := fasthttp.AcquireURI()
	defer fasthttp.ReleaseURI(uri)

	uri.SetHost("httpbin.org")
	uri.SetPath("/cookies")
	fmt.Println(jar.Get(uri))
}

Click here to see the result

[john=doe; path=/]

Response 2

func main() {
	jar := client.AcquireCookieJar()
	defer client.ReleaseCookieJar(jar)

	cc := client.New()
	cc.SetCookieJar(jar)

	_, err := cc.Get("https://httpbin.org/cookies/set/john/doe")
	if err != nil {
		panic(err)
	}

	resp, err := cc.Get("https://httpbin.org/cookies")
	if err != nil {
		panic(err)
	}

	fmt.Println(resp.String())
}

Click here to see the result

{
  "cookies": {
    "john": "doe"
  }
}