First working version

.gitignore

@@ -1,12 +1 @@
-# Binaries for programs and plugins
-*.exe
-*.exe~
-*.dll
-*.so
-*.dylib
-
-# Test binary, build with `go test -c`
-*.test
-
-# Output of the go coverage tool, specifically when used with LiteIDE
-*.out
+dist

.gitpod.yml

@@ -0,0 +1,8 @@
+ports:
+- port: 8080
+tasks:
+- command: |
+    cd .. &&
+    curl -OL https://github.com/goreleaser/goreleaser/releases/download/v0.108.0/goreleaser_Linux_x86_64.tar.gz &&
+    tar xfz goreleaser_Linux_x86_64.tar.gz &&
+    rm goreleaser_Linux_x86_64.tar.gz

.goreleaser.yml

@@ -0,0 +1,29 @@
+# This is an example goreleaser.yaml file with some sane defaults.
+# Make sure to check the documentation at http://goreleaser.com
+before:
+  hooks:
+    # you may remove this if you don't use vgo
+    - go mod download
+builds:
+- env:
+  - CGO_ENABLED=0
+  ldflags:
+  - -s -w -X main.build={{.Version}}
+archives:
+- replacements:
+    darwin: Darwin
+    linux: Linux
+    windows: Windows
+    386: i386
+    amd64: x86_64
+  format: binary
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ .Tag }}-next"
+changelog:
+  sort: asc
+  filters:
+    exclude:
+    - '^docs:'
+    - '^test:'

LICENSE.md

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Christian Weichel
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

go.mod

@@ -0,0 +1,8 @@
+module github.com/32leaves/servr
+
+go 1.12
+
+require (
+	github.com/sirupsen/logrus v1.4.2
+	github.com/spf13/pflag v1.0.3
+)

go.sum

@@ -0,0 +1,11 @@
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/sirupsen/logrus v1.4.2 h1:SPIRibHv4MatM3XXNO2BJeFLZwZ2LvZgfQ5+UNI2im4=
+github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
+github.com/spf13/pflag v1.0.3 h1:zPAT6CGy6wXeQ7NtTnaTerfKOsV6V6F8agHXFiazDkg=
+github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
+github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+golang.org/x/sys v0.0.0-20190422165155-953cdadca894 h1:Cz4ceDQGXuKRnVBDTS23GTn/pU5OE2C0WrNTOYK1Uuc=
+golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=

main.go

@@ -0,0 +1,66 @@
+package main
+
+import (
+	"fmt"
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/pflag"
+	"net/http"
+	"net/http/httputil"
+)
+
+var build = "UNKNOWN"
+
+func main() {
+	log.SetFormatter(&log.TextFormatter{FullTimestamp: true})
+
+	port := pflag.StringP("port", "p", "8080", "port to serve on")
+	dir := pflag.StringP("directory", "d", ".", "the directory to serve")
+	local := pflag.BoolP("localhost", "l", false, "serve on localhost only")
+	version := pflag.BoolP("version", "v", false, "prints the version")
+	dontDump := pflag.BoolP("dont-dump", "N", false, "be less verbose and don't dump requests")
+	dontServe := pflag.BoolP("dont-serve", "D", false, "don't serve any directy (ignores --directory)")
+	pflag.Parse()
+
+	if *version {
+		fmt.Println(build)
+		return
+	}
+
+	handler := &debugHandler{DumpRequest: !*dontDump}
+	if !*dontServe {
+		log.WithField("directory", *dir).Info("serving files")
+		handler.Delegate = http.FileServer(http.Dir(*dir))
+	}
+	http.Handle("/", handler)
+
+	addr := ":" + *port
+	if *local {
+		addr = "127.0.0.1" + addr
+	}
+
+	log.WithField("addr", addr).WithField("version", build).Info("server running")
+	err := http.ListenAndServe(addr, nil)
+	log.WithError(err).Fatal("cannot serve")
+}
+
+type debugHandler struct {
+	Delegate    http.Handler
+	DumpRequest bool
+}
+
+func (h *debugHandler) ServeHTTP(resp http.ResponseWriter, req *http.Request) {
+	dump := fmt.Sprintf("%s %s", req.Method, req.URL)
+	if h.DumpRequest {
+		out, err := httputil.DumpRequest(req, true)
+		if err != nil {
+			log.WithError(err).Error("cannot dump request")
+		} else {
+			dump = string(out)
+		}
+	}
+	log.Info(dump)
+
+	if h.Delegate != nil {
+		h.Delegate.ServeHTTP(resp, req)
+	}
+}