From ab454a6ec5315570b65fa4e0fa2e53df9586d057 Mon Sep 17 00:00:00 2001
From: Yun <yun@yun.ink>
Date: Sun, 3 May 2026 23:58:06 +0800
Subject: [PATCH] commit

---
 dns.go   | 31 +++++++++++++++++++++++++++++++
 doc.go   | 30 ++++++++++++++++++++++++++++++
 https.go | 30 ++++++++++++++++++++++++++++++
 param.go | 19 +++++++++++++++++++
 4 files changed, 110 insertions(+)
 create mode 100644 dns.go
 create mode 100644 doc.go
 create mode 100644 https.go
 create mode 100644 param.go

diff --git a/dns.go b/dns.go
new file mode 100644
index 0000000..65278ab
--- /dev/null
+++ b/dns.go
@@ -0,0 +1,31 @@
+package netx
+
+import (
+	"fmt"
+	"net"
+)
+
+type dns struct{}
+
+func NewDNS() *dns {
+	return &dns{}
+}
+
+
+// 查询A记录，返回IPV4和IPV6的切片
+func GetA(domain string) ([]string, error) {
+	iprecords, _ := net.LookupIP("facebook.com")
+	for _, ip := range iprecords {
+		fmt.Println(ip)
+	}
+}
+
+// 查询CNAME记录
+func GetCNAME(domain string) (string, error) {
+	cname, _ := net.LookupCNAME("m.facebook.com")
+	fmt.Println(cname)
+}
+
+// chaxun
+
+
diff --git a/doc.go b/doc.go
new file mode 100644
index 0000000..f65560e
--- /dev/null
+++ b/doc.go
@@ -0,0 +1,30 @@
+package netx
+
+import (
+	"fmt"
+	"net/http"
+	"net/http/httputil"
+)
+
+// 获取http原始报文
+
+func GetHttpOrigin() {
+	resp, err := http.Get("https://baidu.com")
+	if err != nil {
+		panic(err)
+	}
+	defer resp.Body.Close()
+
+	d, err := httputil.DumpRequestOut(resp.Request, true)
+	fmt.Println(string(d))
+
+	dump, err := httputil.DumpResponse(resp, true)
+	if err != nil {
+		panic(err)
+	}
+
+	dd, err := httputil.DumpRequest(resp.Request, true)
+	fmt.Println(string(dd))
+
+	fmt.Printf("%q", dump)
+}
diff --git a/https.go b/https.go
new file mode 100644
index 0000000..f5345ba
--- /dev/null
+++ b/https.go
@@ -0,0 +1,30 @@
+package httpsx
+
+import (
+	"crypto/tls"
+	"fmt"
+	"net/http"
+)
+
+// 获取HTTPS证书过期时间
+
+func main() {
+	tr := &http.Transport{
+		TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
+	}
+	client := &http.Client{Transport: tr}
+
+	seedUrl := "https://www.baidu.cn"
+	resp, err := client.Get(seedUrl)
+	defer resp.Body.Close()
+
+	if err != nil {
+		fmt.Errorf(seedUrl, " 请求失败")
+		panic(err)
+	}
+
+	//fmt.Println(resp.TLS.PeerCertificates[0])
+	certInfo := resp.TLS.PeerCertificates[0]
+	fmt.Println("过期时间:", certInfo.NotAfter)
+	fmt.Println("组织信息:", certInfo.Subject)
+}
diff --git a/param.go b/param.go
new file mode 100644
index 0000000..27e494c
--- /dev/null
+++ b/param.go
@@ -0,0 +1,19 @@
+package netx
+
+import (
+	"bytes"
+	"io"
+	"net/http"
+)
+
+// 读取POST请求的原始参数
+func GetOriginParams(r *http.Request) ([]byte, error) {
+	buf := &bytes.Buffer{}
+	tea := io.TeeReader(r.Body, buf)
+	body, err := io.ReadAll(tea)
+	if err != nil && err != io.EOF {
+		return []byte{}, err
+	}
+	r.Body = io.NopCloser(buf)
+	return body, nil
+}