mirror of
				https://github.com/caddyserver/caddy.git
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	The vendor/ folder was created with the help of @FiloSottile's gvt and vendorcheck. Any dependencies of Caddy plugins outside this repo are not vendored. We do not remove any unused, vendored packages because vendorcheck -u only checks using the current build configuration; i.e. packages that may be imported by files toggled by build tags of other systems. CI tests have been updated to ignore the vendor/ folder. When Go 1.9 is released, a few of the go commands should be revised to again use ./... as it will ignore the vendor folder by default.
		
			
				
	
	
		
			161 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			161 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package main
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import (
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	"crypto/md5"
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	"errors"
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	"flag"
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	"fmt"
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	"io"
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	"io/ioutil"
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	"log"
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	"mime/multipart"
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	"net/http"
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	"path"
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	"runtime"
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	"strings"
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	"sync"
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	_ "net/http/pprof"
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	"github.com/lucas-clemente/quic-go/h2quic"
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	"github.com/lucas-clemente/quic-go/utils"
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)
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type binds []string
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func (b binds) String() string {
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	return strings.Join(b, ",")
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}
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func (b *binds) Set(v string) error {
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	*b = strings.Split(v, ",")
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	return nil
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}
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// Size is needed by the /demo/upload handler to determine the size of the uploaded file
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type Size interface {
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	Size() int64
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}
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func init() {
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	http.HandleFunc("/demo/tile", func(w http.ResponseWriter, r *http.Request) {
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		// Small 40x40 png
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		w.Write([]byte{
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			0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d,
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			0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x28,
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			0x01, 0x03, 0x00, 0x00, 0x00, 0xb6, 0x30, 0x2a, 0x2e, 0x00, 0x00, 0x00,
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			0x03, 0x50, 0x4c, 0x54, 0x45, 0x5a, 0xc3, 0x5a, 0xad, 0x38, 0xaa, 0xdb,
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			0x00, 0x00, 0x00, 0x0b, 0x49, 0x44, 0x41, 0x54, 0x78, 0x01, 0x63, 0x18,
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			0x61, 0x00, 0x00, 0x00, 0xf0, 0x00, 0x01, 0xe2, 0xb8, 0x75, 0x22, 0x00,
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			0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82,
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		})
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	})
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	http.HandleFunc("/demo/tiles", func(w http.ResponseWriter, r *http.Request) {
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		io.WriteString(w, "<html><head><style>img{width:40px;height:40px;}</style></head><body>")
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		for i := 0; i < 200; i++ {
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			fmt.Fprintf(w, `<img src="/demo/tile?cachebust=%d">`, i)
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		}
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		io.WriteString(w, "</body></html>")
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	})
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	http.HandleFunc("/demo/echo", func(w http.ResponseWriter, r *http.Request) {
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		body, err := ioutil.ReadAll(r.Body)
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		if err != nil {
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			fmt.Printf("error reading body while handling /echo: %s\n", err.Error())
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		}
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		w.Write(body)
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	})
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	// accept file uploads and return the MD5 of the uploaded file
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	// maximum accepted file size is 1 GB
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	http.HandleFunc("/demo/upload", func(w http.ResponseWriter, r *http.Request) {
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		if r.Method == http.MethodPost {
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			err := r.ParseMultipartForm(1 << 30) // 1 GB
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			if err == nil {
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				var file multipart.File
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				file, _, err = r.FormFile("uploadfile")
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				if err == nil {
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					var size int64
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					if sizeInterface, ok := file.(Size); ok {
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						size = sizeInterface.Size()
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						b := make([]byte, size)
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						file.Read(b)
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						md5 := md5.Sum(b)
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						fmt.Fprintf(w, "%x", md5)
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						return
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					}
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					err = errors.New("couldn't get uploaded file size")
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				}
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			}
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			if err != nil {
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				utils.Infof("Error receiving upload: %#v", err)
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			}
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		}
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		io.WriteString(w, `<html><body><form action="/demo/upload" method="post" enctype="multipart/form-data">
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				<input type="file" name="uploadfile"><br>
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				<input type="submit">
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			</form></body></html>`)
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	})
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}
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func getBuildDir() string {
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	_, filename, _, ok := runtime.Caller(0)
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	if !ok {
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		panic("Failed to get current frame")
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	}
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	return path.Dir(filename)
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}
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func main() {
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	// defer profile.Start().Stop()
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	go func() {
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		log.Println(http.ListenAndServe("localhost:6060", nil))
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	}()
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	// runtime.SetBlockProfileRate(1)
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	verbose := flag.Bool("v", false, "verbose")
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	bs := binds{}
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	flag.Var(&bs, "bind", "bind to")
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	certPath := flag.String("certpath", getBuildDir(), "certificate directory")
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	www := flag.String("www", "/var/www", "www data")
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	tcp := flag.Bool("tcp", false, "also listen on TCP")
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	flag.Parse()
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	if *verbose {
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		utils.SetLogLevel(utils.LogLevelDebug)
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	} else {
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		utils.SetLogLevel(utils.LogLevelInfo)
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	}
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	utils.SetLogTimeFormat("")
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	certFile := *certPath + "/fullchain.pem"
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	keyFile := *certPath + "/privkey.pem"
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	http.Handle("/", http.FileServer(http.Dir(*www)))
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	if len(bs) == 0 {
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		bs = binds{"localhost:6121"}
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	}
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	var wg sync.WaitGroup
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	wg.Add(len(bs))
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	for _, b := range bs {
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		bCap := b
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		go func() {
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			var err error
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			if *tcp {
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				err = h2quic.ListenAndServe(bCap, certFile, keyFile, nil)
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			} else {
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				err = h2quic.ListenAndServeQUIC(bCap, certFile, keyFile, nil)
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			}
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			if err != nil {
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				fmt.Println(err)
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			}
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			wg.Done()
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		}()
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	}
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	wg.Wait()
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}
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