httplib

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Published: Dec 21, 2023 License: MIT Imports: 20 Imported by: 1

README

httplib

httplib is an libs help you to curl remote url.

How to use?

GET

you can use Get to crawl data.

import "github.com/gleez/app/pkg/httplib"

str, err := httplib.Get("http://gleez.com/").String()
if err != nil {
    	// error
}
fmt.Println(str)

POST

POST data to remote url

req := httplib.Post("http://gleez.com/")
req.Param("username","gleez")
req.Param("password","123456")
str, err := req.String()
if err != nil {
    	// error
}
fmt.Println(str)

Set timeout

The default timeout is 60 seconds, function prototype:

SetTimeout(connectTimeout, readWriteTimeout time.Duration)

Example:

// GET
httplib.Get("http://gleez.com/").SetTimeout(100 * time.Second, 30 * time.Second)

// POST
httplib.Post("http://gleez.com/").SetTimeout(100 * time.Second, 30 * time.Second)

Debug

If you want to debug the request info, set the debug on

httplib.Get("http://gleez.com/").Debug(true)

Set HTTP Basic Auth

str, err := Get("http://gleez.com/").SetBasicAuth("user", "passwd").String()
if err != nil {
    	// error
}
fmt.Println(str)

Set HTTPS

If request url is https, You can set the client support TSL:

httplib.SetTLSClientConfig(&tls.Config{InsecureSkipVerify: true})

More info about the tls.Config please visit http://golang.org/pkg/crypto/tls/#Config

Set HTTP Version

some servers need to specify the protocol version of HTTP

httplib.Get("http://gleez.com/").SetProtocolVersion("HTTP/1.1")

some http request need setcookie. So set it like this:

cookie := &http.Cookie{}
cookie.Name = "username"
cookie.Value  = "gleez"
httplib.Get("http://gleez.com/").SetCookie(cookie)

Upload file

httplib support mutil file upload, use req.PostFile()

req := httplib.Post("http://gleez.com/")
req.Param("username","gleez")
req.PostFile("uploadfile1", "httplib.pdf")
str, err := req.String()
if err != nil {
    	// error
}
fmt.Println(str)

Documentation

Overview

Package httplib is used as http.Client Usage:

import "github.com/gleez/pkg/httplib"

r := httplib.Post("http://gleez.com/")
r.Param("username","astaxie")
r.Param("password","123456")
r.PostFile("uploadfile1", "httplib.pdf")
r.PostFile("uploadfile2", "httplib.txt")
str, err := r.String()
if err != nil {
	t.Fatal(err)
}
fmt.Println(str)

Index

Constants

This section is empty.

Variables

View Source
var CustomSetting = Settings{
	UserAgent:        "GleezServer",
	ConnectTimeout:   60 * time.Second,
	ReadWriteTimeout: 60 * time.Second,

	Transport: &http.Transport{
		DialContext: (&net.Dialer{
			Timeout:   30 * time.Second,
			KeepAlive: 40 * time.Second,
			DualStack: true,
		}).DialContext,
		MaxIdleConns:          100,
		TLSHandshakeTimeout:   20 * time.Second,
		IdleConnTimeout:       20 * time.Second,
		ExpectContinueTimeout: 20 * time.Second,
	},

	Gzip:     true,
	DumpBody: true,
}

Functions

func SetDefaultSetting

func SetDefaultSetting(setting Settings)

SetDefaultSetting overwrites default settings

func TimeoutDialer

func TimeoutDialer(cTimeout time.Duration, rwTimeout time.Duration) func(net, addr string) (c net.Conn, err error)

TimeoutDialer returns functions of connection dialer with timeout settings for http.Transport Dial field.

Types

type Request

type Request struct {
	// contains filtered or unexported fields
}

Request provides more useful methods for requesting one url than http.Request.

func Delete

func Delete(url string) *Request

Delete returns *Request DELETE method.

func Get

func Get(url string) *Request

Get returns *Request with GET method.

func Head(url string) *Request

Head returns *Request with HEAD method.

func NewRequest

func NewRequest(url, method string) *Request

NewRequest returns *Request with specific method

func Post

func Post(url string) *Request

Post returns *Request with POST method.

func Put

func Put(url string) *Request

Put returns *Request with PUT method.

func (*Request) Body

func (r *Request) Body(data interface{}) *Request

Body adds request raw body. it supports string and []byte.

func (*Request) Bytes

func (r *Request) Bytes() ([]byte, error)

Bytes returns the body []byte in response. it calls Response inner.

func (*Request) Debug

func (r *Request) Debug(isdebug bool) *Request

Debug sets show debug or not when executing request.

func (*Request) DoRequest

func (r *Request) DoRequest() (resp *http.Response, err error)

func (*Request) DumpBody

func (r *Request) DumpBody(isdump bool) *Request

DumpBody setting whether need to Dump the Body.

func (*Request) DumpRequest

func (r *Request) DumpRequest() []byte

DumpRequest return the DumpRequest

func (*Request) GetRequest

func (r *Request) GetRequest() *http.Request

GetRequest return the request object

func (*Request) Header

func (r *Request) Header(key, value string) *Request

Header add header item string in request.

func (*Request) HeaderWithSensitiveCase

func (r *Request) HeaderWithSensitiveCase(key, value string) *Request

HeaderWithSensitiveCase add header item in request and keep the case of the header key.

func (*Request) Headers

func (r *Request) Headers() http.Header

Headers returns headers in request.

func (*Request) JSONBody

func (r *Request) JSONBody(obj interface{}) (*Request, error)

JSONBody adds request raw body encoding by JSON.

func (*Request) Param

func (r *Request) Param(key, value string) *Request

Param adds query param in to request. params build query string as ?key1=value1&key2=value2...

func (*Request) PostFile

func (r *Request) PostFile(formname, filename string) *Request

PostFile uploads file via http

func (*Request) Response

func (r *Request) Response() (*http.Response, error)

Response executes request client gets response manually.

func (*Request) Retries

func (r *Request) Retries(times int) *Request

Retries sets Retries times. default is 0 means no retried. -1 means retried forever. others means retried times.

func (*Request) SetBasicAuth

func (r *Request) SetBasicAuth(username, password string) *Request

SetBasicAuth sets the request's Authorization header to use HTTP Basic Authentication with the provided username and password.

func (*Request) SetCheckRedirect

func (r *Request) SetCheckRedirect(redirect func(req *http.Request, via []*http.Request) error) *Request

SetCheckRedirect specifies the policy for handling redirects.

If CheckRedirect is nil, the Client uses its default policy, which is to stop after 10 consecutive requests.

func (*Request) SetCookie

func (r *Request) SetCookie(cookie *http.Cookie) *Request

SetCookie add cookie into request.

func (*Request) SetEnableCookie

func (r *Request) SetEnableCookie(enable bool) *Request

SetEnableCookie sets enable/disable cookiejar

func (*Request) SetHost

func (r *Request) SetHost(host string) *Request

SetHost set the request host

func (*Request) SetProtocolVersion

func (r *Request) SetProtocolVersion(vers string) *Request

SetProtocolVersion sets the protocol version for incoming requests. Client requests always use HTTP/1.1.

func (*Request) SetProxy

func (r *Request) SetProxy(proxy func(*http.Request) (*url.URL, error)) *Request

SetProxy sets http proxy example:

func(req *http.Request) (*url.URL, error) {
	u, _ := url.ParseRequestURI("http://127.0.0.1:8118")
	return u, nil
}

func (*Request) SetTLSClientConfig

func (r *Request) SetTLSClientConfig(config *tls.Config) *Request

SetTLSClientConfig sets tls connection configurations if visiting https url.

func (*Request) SetTimeout

func (r *Request) SetTimeout(connectTimeout, readWriteTimeout time.Duration) *Request

SetTimeout sets connect time out and read-write time out for BeegoRequest.

func (*Request) SetTransport

func (r *Request) SetTransport(transport http.RoundTripper) *Request

SetTransport sets transport to

func (*Request) SetUserAgent

func (r *Request) SetUserAgent(useragent string) *Request

SetUserAgent sets User-Agent header field

func (*Request) Setting

func (r *Request) Setting(setting Settings) *Request

Setting changes request settings

func (*Request) String

func (r *Request) String() (string, error)

String returns the body string in response. it calls Response inner.

func (*Request) ToFile

func (r *Request) ToFile(filename string) error

ToFile saves the body data in response to one file. it calls Response inner.

func (*Request) ToJSON

func (r *Request) ToJSON(v interface{}) error

ToJSON returns the map that marshals from the body bytes as json in response . it calls Response inner.

func (*Request) ToXML

func (r *Request) ToXML(v interface{}) error

ToXML returns the map that marshals from the body bytes as xml in response . it calls Response inner.

func (*Request) ToYAML

func (r *Request) ToYAML(v interface{}) error

ToYAML returns the map that marshals from the body bytes as yaml in response . it calls Response inner.

func (*Request) XMLBody

func (r *Request) XMLBody(obj interface{}) (*Request, error)

XMLBody adds request raw body encoding by XML.

func (*Request) YAMLBody

func (r *Request) YAMLBody(obj interface{}) (*Request, error)

YAMLBody adds request raw body encoding by YAML.

type Settings

type Settings struct {
	ShowDebug        bool
	UserAgent        string
	ConnectTimeout   time.Duration
	ReadWriteTimeout time.Duration
	TLSClientConfig  *tls.Config
	Proxy            func(*http.Request) (*url.URL, error)
	Transport        http.RoundTripper
	CheckRedirect    func(req *http.Request, via []*http.Request) error
	EnableCookie     bool
	Gzip             bool
	DumpBody         bool
	Retries          int // if set to -1 means will retry forever
}

Settings is the default settings for http client

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