refactor: remove error shadowing
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This commit is contained in:
2025-12-06 23:47:02 +07:00
parent 03d3c8e4fb
commit 8c8fdf251d
4 changed files with 15 additions and 32 deletions

View File

@ -4,7 +4,6 @@ import (
"bufio"
"bytes"
"fmt"
"io"
"strings"
)
@ -28,8 +27,7 @@ type RequestHeaderFactory struct {
headers map[string]string
}
func NewRequestHeaderFactory(r io.Reader) (*RequestHeaderFactory, error) {
br := bufio.NewReader(r)
func NewRequestHeaderFactory(br *bufio.Reader) (*RequestHeaderFactory, error) {
header := &RequestHeaderFactory{
headers: make(map[string]string),
}

View File

@ -72,7 +72,7 @@ func (cw *CustomWriter) Read(p []byte) (int, error) {
}
for _, m := range cw.reqEndMW {
err := m.HandleRequest(cw.reqHeader)
err = m.HandleRequest(cw.reqHeader)
if err != nil {
log.Printf("Error when applying request middleware: %v", err)
return 0, err
@ -212,7 +212,8 @@ func NewHTTPServer() error {
}
go func() {
for {
conn, err := listener.Accept()
var conn net.Conn
conn, err = listener.Accept()
if err != nil {
if errors.Is(err, net.ErrClosed) {
return
@ -257,7 +258,7 @@ func Handler(conn net.Conn) {
slug := host[0]
if redirectTLS {
_, err := conn.Write([]byte("HTTP/1.1 301 Moved Permanently\r\n" +
_, err = conn.Write([]byte("HTTP/1.1 301 Moved Permanently\r\n" +
fmt.Sprintf("Location: https://%s.%s/\r\n", slug, utils.Getenv("domain")) +
"Content-Length: 0\r\n" +
"Connection: close\r\n" +
@ -270,8 +271,7 @@ func Handler(conn net.Conn) {
}
if slug == "ping" {
// TODO: implement cors
_, err := conn.Write([]byte(
_, err = conn.Write([]byte(
"HTTP/1.1 200 OK\r\n" +
"Content-Length: 0\r\n" +
"Connection: close\r\n" +
@ -289,7 +289,7 @@ func Handler(conn net.Conn) {
sshSession, ok := session.Clients[slug]
if !ok {
_, err := conn.Write([]byte("HTTP/1.1 301 Moved Permanently\r\n" +
_, err = conn.Write([]byte("HTTP/1.1 301 Moved Permanently\r\n" +
fmt.Sprintf("Location: https://tunnl.live/tunnel-not-found?slug=%s\r\n", slug) +
"Content-Length: 0\r\n" +
"Connection: close\r\n" +
@ -298,11 +298,6 @@ func Handler(conn net.Conn) {
log.Println("Failed to write 301 Moved Permanently:", err)
return
}
err = conn.Close()
if err != nil {
log.Println("Failed to close connection:", err)
return
}
return
}
cw := NewCustomWriter(conn, dstReader, conn.RemoteAddr())
@ -346,7 +341,7 @@ func forwardRequest(cw *CustomWriter, initialRequest *RequestHeaderFactory, sshS
cw.reqHeader = initialRequest
for _, m := range cw.reqStartMW {
err := m.HandleRequest(cw.reqHeader)
err = m.HandleRequest(cw.reqHeader)
if err != nil {
log.Printf("Error handling request: %v", err)
return

View File

@ -26,7 +26,8 @@ func NewHTTPSServer() error {
go func() {
for {
conn, err := ln.Accept()
var conn net.Conn
conn, err = ln.Accept()
if err != nil {
if errors.Is(err, net.ErrClosed) {
log.Println("https server closed")
@ -60,24 +61,18 @@ func HandlerTLS(conn net.Conn) {
host := strings.Split(reqhf.Get("Host"), ".")
if len(host) < 1 {
_, err := conn.Write([]byte("HTTP/1.1 400 Bad Request\r\n\r\n"))
_, err = conn.Write([]byte("HTTP/1.1 400 Bad Request\r\n\r\n"))
if err != nil {
log.Println("Failed to write 400 Bad Request:", err)
return
}
err = conn.Close()
if err != nil {
log.Println("Failed to close connection:", err)
return
}
return
}
slug := host[0]
if slug == "ping" {
// TODO: implement cors
_, err := conn.Write([]byte(
_, err = conn.Write([]byte(
"HTTP/1.1 200 OK\r\n" +
"Content-Length: 0\r\n" +
"Connection: close\r\n" +
@ -95,7 +90,7 @@ func HandlerTLS(conn net.Conn) {
sshSession, ok := session.Clients[slug]
if !ok {
_, err := conn.Write([]byte("HTTP/1.1 301 Moved Permanently\r\n" +
_, err = conn.Write([]byte("HTTP/1.1 301 Moved Permanently\r\n" +
fmt.Sprintf("Location: https://tunnl.live/tunnel-not-found?slug=%s\r\n", slug) +
"Content-Length: 0\r\n" +
"Connection: close\r\n" +
@ -104,11 +99,6 @@ func HandlerTLS(conn net.Conn) {
log.Println("Failed to write 301 Moved Permanently:", err)
return
}
err = conn.Close()
if err != nil {
log.Println("Failed to close connection:", err)
return
}
return
}
cw := NewCustomWriter(conn, dstReader, conn.RemoteAddr())

View File

@ -24,7 +24,7 @@ func NewServer(config *ssh.ServerConfig) *Server {
}
if utils.Getenv("tls_enabled") == "true" {
go func() {
err := NewHTTPSServer()
err = NewHTTPSServer()
if err != nil {
log.Fatalf("failed to start https server: %v", err)
}
@ -32,7 +32,7 @@ func NewServer(config *ssh.ServerConfig) *Server {
}()
}
go func() {
err := NewHTTPServer()
err = NewHTTPServer()
if err != nil {
log.Fatalf("failed to start http server: %v", err)
}