there we go

.gitignore

@@ -1,6 +1,10 @@
 lz4
 rclone
 rcloner
+exec
+exec-*
+**/exec
+**/exec-*
 Go
 cloudly
 dockfile

Dockerfile

@@ -0,0 +1,16 @@
+
+FROM golang:1.13-alpine as certs
+RUN apk update && apk add --no-cache ca-certificates
+
+FROM busybox:glibc
+RUN mkdir -p /var/log
+WORKDIR /main
+COPY --from=certs /etc/ssl/certs /etc/ssl/certs
+
+COPY . .
+
+ENV GOPATH=""
+ENV MNT="/mnt/"
+ENTRYPOINT ["/main/exec-rproxy3"]
+CMD []
+

conf.yaml

@@ -1,11 +0,0 @@
-p: 54243
-r: 
-- echo:http://localhost:49982
-- echo2:http://192.168.0.86:38090
-#crt: ./testdata/rproxy3server.crt
-#key: ./testdata/rproxy3server.key
-#user: bel
-#pass: bel
-rate: 1
-burst: 2
-timeout: 10

config/config.go

@@ -1,118 +1,127 @@
 package config
 
 import (
-	"local/rproxy3/storage/packable"
+	"encoding/json"
+	"fmt"
 	"log"
-	"strconv"
+	"regexp"
 	"strings"
+	"time"
+
+	"gopkg.in/yaml.v2"
 )
 
-func GetPort() string {
-	v := packable.NewString()
-	conf.Get(nsConf, flagPort, v)
-	return ":" + strings.TrimPrefix(v.String(), ":")
+type Proxy struct {
+	Auth string
+	To   string
 }
 
-func GetRoutes() map[string]string {
-	v := packable.NewString()
-	conf.Get(nsConf, flagRoutes, v)
-	m := make(map[string]string)
-	for _, v := range strings.Split(v.String(), ",") {
-		if len(v) == 0 {
-			return m
-		}
-		from := v[:strings.Index(v, ":")]
-		to := v[strings.Index(v, ":")+1:]
-		m[from] = to
+func parseOneProxyCSV(s string) (string, Proxy) {
+	p := Proxy{}
+	key := ""
+	l := strings.Split(s, ",")
+	if len(l) > 0 {
+		key = l[0]
 	}
-	return m
-}
-
-func GetSSL() (string, string, bool) {
-	v := packable.NewString()
-	conf.Get(nsConf, flagCert, v)
-	certPath := v.String()
-	conf.Get(nsConf, flagKey, v)
-	keyPath := v.String()
-	return certPath, keyPath, notEmpty(certPath, keyPath)
+	if len(l) > 1 {
+		p.To = l[1]
+	}
+	return key, p
 }
 
 func GetAuth() (string, string, bool) {
-	v := packable.NewString()
-	conf.Get(nsConf, flagUser, v)
-	user := v.String()
-	conf.Get(nsConf, flagPass, v)
-	pass := v.String()
-	return user, pass, notEmpty(user, pass)
+	user := conf.Get("user").GetString()
+	pass := conf.Get("pass").GetString()
+	return user, pass, user != "" && pass != ""
 }
 
-func notEmpty(s ...string) bool {
-	for i := range s {
-		if s[i] == "" || s[i] == "/dev/null" {
-			return false
-		}
-	}
-	return true
+func GetTrim() string {
+	return conf.Get("trim").GetString()
+}
+
+func GetPort() string {
+	port := conf.Get("p").GetInt()
+	return ":" + fmt.Sprint(port)
+}
+
+func GetAltPort() string {
+	port := conf.Get("ap").GetInt()
+	return ":" + fmt.Sprint(port)
 }
 
 func GetRate() (int, int) {
-	r := packable.NewString()
-	conf.Get(nsConf, flagRate, r)
-	b := packable.NewString()
-	conf.Get(nsConf, flagBurst, b)
-
-	rate, err := strconv.Atoi(r.String())
-	if err != nil {
-		log.Printf("illegal rate: %v", err)
-		rate = 5
-	}
-	burst, _ := strconv.Atoi(b.String())
-	if err != nil {
-		log.Printf("illegal burst: %v", err)
-		burst = 5
-	}
-
+	rate := conf.Get("r").GetInt()
+	burst := conf.Get("b").GetInt()
+	log.Println("rate/burst:", rate, burst)
 	return rate, burst
 }
 
-func GetTimeout() int {
-	t := packable.NewString()
-	conf.Get(nsConf, flagTimeout, t)
-
-	timeout, err := strconv.Atoi(t.String())
-	if err != nil || timeout == 5 {
-		return 5
+func GetRoutes() map[string]Proxy {
+	s := conf.Get("proxy2").GetString()
+	var dict map[string]string
+	if err := yaml.Unmarshal([]byte(s), &dict); err == nil && len(s) > 0 {
+		pattern := regexp.MustCompile(`(([^:]*):)?([a-z0-9]*:.*)`)
+		result := map[string]Proxy{}
+		for k, v := range dict {
+			submatches := pattern.FindAllStringSubmatch(v, -1)
+			log.Printf("%+v", submatches)
+			result[k] = Proxy{
+				Auth: submatches[0][2],
+				To:   submatches[0][3],
+			}
+		}
+		return result
 	}
+	return getRoutesCSV()
+}
 
+func getRoutesCSV() map[string]Proxy {
+	list := conf.Get("proxy2").GetString()
+	definitions := strings.Split(list, ",,")
+	routes := make(map[string]Proxy)
+	for _, definition := range definitions {
+		k, v := parseOneProxyCSV(definition)
+		routes[k] = v
+	}
+	return routes
+}
+
+func GetSSL() (string, string, bool) {
+	crt := conf.Get("crt").GetString()
+	key := conf.Get("key").GetString()
+	return crt, key, crt != "" && key != ""
+}
+
+func GetTCP() (string, bool) {
+	tcp := conf.Get("tcp").GetString()
+	return tcp, tcp != ""
+}
+
+func GetTimeout() time.Duration {
+	timeout := conf.Get("timeout").GetDuration()
 	return timeout
 }
 
-func GetRewrites(hostMatch string) map[string]string {
-	v := packable.NewString()
-	conf.Get(nsConf, flagRewrites, v)
-	m := make(map[string]string)
-	for _, v := range strings.Split(v.String(), ",") {
-		vs := strings.Split(v, ":")
-		if len(v) < 3 {
-			continue
-		}
-		host := vs[0]
-		if host != hostMatch {
-			continue
-		}
-		from := vs[1]
-		to := strings.Join(vs[2:], ":")
-		m[from] = to
+func GetCORS(key string) bool {
+	cors := conf.GetString("cors")
+	var m map[string]bool
+	if err := json.Unmarshal([]byte(cors), &m); err != nil {
+		return false
 	}
-	return m
+	_, ok := m[key]
+	return ok
 }
 
-func GetProxyMode() string {
-	v := packable.NewString()
-	conf.Get(nsConf, flagMode, v)
-	s := v.String()
-	if s == "" {
-		return "domain"
+func GetNoPath(key string) bool {
+	nopath := conf.GetString("nopath")
+	var m map[string]bool
+	if err := json.Unmarshal([]byte(nopath), &m); err != nil {
+		return false
 	}
-	return s
+	_, ok := m[key]
+	return ok
+}
+
+func GetCompression() bool {
+	return conf.GetBool("compression")
 }

config/new.go

@@ -1,161 +1,61 @@
 package config
 
 import (
-	"flag"
-	"io/ioutil"
-	"local/rproxy3/storage"
-	"local/rproxy3/storage/packable"
+	"fmt"
 	"log"
 	"os"
 	"strings"
+	"time"
 
-	yaml "gopkg.in/yaml.v2"
+	"gitea.inhome.blapointe.com/local/args"
+	"gitea.inhome.blapointe.com/local/logb"
 )
 
-const nsConf = "configuration"
-const flagPort = "p"
-const flagMode = "mode"
-const flagRoutes = "r"
-const flagConf = "c"
-const flagCert = "crt"
-const flagKey = "key"
-const flagUser = "user"
-const flagPass = "pass"
-const flagRate = "rate"
-const flagBurst = "burst"
-const flagTimeout = "timeout"
-const flagRewrites = "rw"
+var conf *args.ArgSet
 
-var conf = storage.NewMap()
-
-type toBind struct {
-	flag  string
-	value *string
+func init() {
+	if err := Refresh(); err != nil {
+		panic(err)
+	}
 }
 
-type fileConf struct {
-	Port     string   `yaml:"p"`
-	Mode     string   `yaml:"mode"`
-	Routes   []string `yaml:"r"`
-	CertPath string   `yaml:"crt"`
-	KeyPath  string   `yaml:"key"`
-	Username string   `yaml:"user"`
-	Password string   `yaml:"pass"`
-	Rate     string   `yaml:"rate"`
-	Burst    string   `yaml:"burst"`
-	Timeout  string   `yaml:"timeout"`
-	Rewrites []string `yaml:"rw"`
-}
-
-func Init() error {
+func Refresh() error {
 	log.SetFlags(log.Ldate | log.Ltime | log.Llongfile)
 	log.SetFlags(log.Ltime | log.Lshortfile)
-	if err := fromFile(); err != nil {
-		return err
-	}
-	if err := fromFlags(); err != nil {
+
+	as, err := parseArgs()
+	if err != nil && !strings.Contains(fmt.Sprint(os.Args), "-test") {
 		return err
 	}
+	conf = as
+	logb.Set(logb.LevelFromString(as.GetString("level")))
 	return nil
 }
 
-func fromFile() error {
-	flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ContinueOnError)
-	defer func() {
-		flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
-	}()
-	flag.String(flagConf, "/dev/null", "yaml config file path")
-	flag.Parse()
-	confFlag := flag.Lookup(flagConf)
-	if confFlag == nil || confFlag.Value.String() == "" {
-		return nil
+func parseArgs() (*args.ArgSet, error) {
+	configFiles := []string{}
+	if v, ok := os.LookupEnv("CONFIG"); ok {
+		configFiles = strings.Split(v, ",")
 	}
-	confBytes, err := ioutil.ReadFile(confFlag.Value.String())
-	if err != nil {
-		return err
-	}
-	var c fileConf
-	if err := yaml.Unmarshal(confBytes, &c); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagPort, packable.NewString(c.Port)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagMode, packable.NewString(c.Mode)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagRoutes, packable.NewString(strings.Join(c.Routes, ","))); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagCert, packable.NewString(c.CertPath)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagKey, packable.NewString(c.KeyPath)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagUser, packable.NewString(c.Username)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagPass, packable.NewString(c.Password)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagRate, packable.NewString(c.Rate)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagBurst, packable.NewString(c.Burst)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagTimeout, packable.NewString(c.Timeout)); err != nil {
-		return err
-	}
-	if err := conf.Set(nsConf, flagRewrites, packable.NewString(strings.Join(c.Rewrites, ","))); err != nil {
-		return err
-	}
-	return nil
-}
-
-func fromFlags() error {
-	binds := make([]toBind, 0)
-	binds = append(binds, addFlag(flagPort, "51555", "port to bind to"))
-	binds = append(binds, addFlag(flagMode, "domain", "[domain] or [path] to match"))
-	binds = append(binds, addFlag(flagConf, "", "configuration file path"))
-	binds = append(binds, addFlag(flagRoutes, "", "comma-separated routes to map, each as from:scheme://to.tld:port"))
-	binds = append(binds, addFlag(flagCert, "", "path to .crt"))
-	binds = append(binds, addFlag(flagKey, "", "path to .key"))
-	binds = append(binds, addFlag(flagUser, "", "basic auth username"))
-	binds = append(binds, addFlag(flagPass, "", "basic auth password"))
-	binds = append(binds, addFlag(flagRate, "100", "rate limit per second"))
-	binds = append(binds, addFlag(flagBurst, "100", "rate limit burst"))
-	binds = append(binds, addFlag(flagTimeout, "30", "seconds to wait for limiter"))
-	binds = append(binds, addFlag(flagRewrites, "", "comma-separated from:replace:replacement to rewrite in response bodies"))
-	flag.Parse()
-
-	for _, bind := range binds {
-		confFlag := flag.Lookup(bind.flag)
-		if confFlag == nil || confFlag.Value.String() == "" {
-			continue
-		}
-		if err := conf.Set(nsConf, bind.flag, packable.NewString(*bind.value)); err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-func addFlag(key, def, help string) toBind {
-	def = getFlagOrDefault(key, def)
-	v := flag.String(key, def, help)
-	return toBind{
-		flag:  key,
-		value: v,
-	}
-}
-
-func getFlagOrDefault(key, def string) string {
-	v := packable.NewString()
-	if err := conf.Get(nsConf, key, v); err != nil {
-		return def
-	}
-	return v.String()
+	as := args.NewArgSet(configFiles...)
+
+	as.Append(args.STRING, "user", "username for basic auth", "")
+	as.Append(args.STRING, "pass", "password for basic auth", "")
+	as.Append(args.INT, "p", "port for service", 51555)
+	as.Append(args.INT, "ap", "alt port for always http service", 51556)
+	as.Append(args.INT, "r", "rate per second for requests", 100)
+	as.Append(args.INT, "b", "burst requests", 100)
+	as.Append(args.BOOL, "compress", "enable compression", true)
+	as.Append(args.STRING, "crt", "path to crt for ssl", "")
+	as.Append(args.STRING, "key", "path to key for ssl", "")
+	as.Append(args.STRING, "trim", "path prefix to trim, like '/abc' to change '/abc/def' to '/def'", "")
+	as.Append(args.STRING, "tcp", "address for tcp only tunnel", "")
+	as.Append(args.DURATION, "timeout", "timeout for tunnel", time.Minute)
+	as.Append(args.STRING, "proxy2", "double-comma separated 'from,scheme://to.tld:port,,' OR a yaml dictionary of 'from: (password:)scheme://to.tld:port'", "")
+	as.Append(args.STRING, "cors", "json dict key:true for keys to set CORS permissive headers, like {\"from\":true}", "{}")
+	as.Append(args.STRING, "nopath", "json dict key:true for keys to remove all path info from forwarded request, like -cors", "{}")
+	as.Append(args.STRING, "level", "log level", "info")
+
+	err := as.Parse()
+	return as, err
 }

config/new_test.go

@@ -1,46 +0,0 @@
-package config
-
-import (
-	"flag"
-	"os"
-	"testing"
-)
-
-func TestInit(t *testing.T) {
-	was := os.Args[:]
-	os.Args = []string{"program"}
-	flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
-	defer func() {
-		os.Args = was[:]
-	}()
-
-	if err := Init(); err != nil {
-		t.Errorf("failed to init: %v", err)
-	}
-}
-
-func TestFromFile(t *testing.T) {
-	was := os.Args[:]
-	os.Args = []string{"program"}
-	flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
-	defer func() {
-		os.Args = was[:]
-	}()
-
-	if err := fromFile(); err != nil {
-		t.Errorf("failed from file: %v", err)
-	}
-}
-
-func TestFromFlags(t *testing.T) {
-	was := os.Args[:]
-	os.Args = []string{"program"}
-	flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
-	defer func() {
-		os.Args = was[:]
-	}()
-
-	if err := fromFlags(); err != nil {
-		t.Errorf("failed from flags: %v", err)
-	}
-}

example_config.yaml

@@ -0,0 +1,13 @@
+user: ""
+pass: ""
+port: 51555
+r: 100
+b: 100
+crt: ""
+key: ""
+tcp: ""
+timeout: 1m
+proxy2: |
+  a: http://localhost:41912
+  b: password:http://localhost:41912
+oauth: http://localhost:23456

go.mod

@@ -0,0 +1,13 @@
+module gitea.inhome.blapointe.com/local/rproxy3
+
+go 1.18
+
+require (
+	gitea.inhome.blapointe.com/local/args v0.0.0-20240109214601-658deda479a4
+	gitea.inhome.blapointe.com/local/logb v0.0.0-20231109150430-1221d87a6dbc
+	gitea.inhome.blapointe.com/local/oauth2 v0.0.0-20240109220403-8897142866f1
+	github.com/google/uuid v1.3.0
+	golang.org/x/time v0.1.0
+)
+
+require gopkg.in/yaml.v2 v2.4.0 // indirect

go.sum

@@ -0,0 +1,207 @@
+bazil.org/fuse v0.0.0-20180421153158-65cc252bf669/go.mod h1:Xbm+BRKSBEpa4q4hTSxohYNQpsxXPbPry4JJWOB3LB8=
+cloud.google.com/go v0.33.1/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+gitea.inhome.blapointe.com/local/args v0.0.0-20240109214601-658deda479a4 h1:4qBHjKAiEwRV1A1tN1JK6PsLV1+UwESXKrjGqfCCdNk=
+gitea.inhome.blapointe.com/local/args v0.0.0-20240109214601-658deda479a4/go.mod h1:SqCOE3bE3wvrztVIQGHuyxHKfDjRKU9EWhBdkmkiwyc=
+gitea.inhome.blapointe.com/local/logb v0.0.0-20231109150430-1221d87a6dbc h1:u3akQkq12V8xWXlcDgjZxIK6hqo6f1eHd9KOxAKMoKc=
+gitea.inhome.blapointe.com/local/logb v0.0.0-20231109150430-1221d87a6dbc/go.mod h1:KwilawX4UgD4HxSJAVFEzkuckrnHeQrd49KwUX6GpYU=
+gitea.inhome.blapointe.com/local/oauth2 v0.0.0-20240109220403-8897142866f1 h1:GO2/M+5a5i4FqiOnG6hq73nITDv2Rf8oTF973RsYQgo=
+gitea.inhome.blapointe.com/local/oauth2 v0.0.0-20240109220403-8897142866f1/go.mod h1:XvS1/YJqCL+HoLo76dSLTjRYR+4Hfg4srhEVhMK3L8E=
+gitea.inhome.blapointe.com/local/router v0.0.0-20231109150317-e6b81bf7c23c/go.mod h1:xYz/cn236KTBSWNQ9bqCyBmy8aQ7VL95pDDJmeupmN4=
+gitea.inhome.blapointe.com/local/storage v0.0.0-20231109151605-736d446d407d/go.mod h1:TRK5z/XTT6jws++Q21Y8DQot+5vZGTNeHf+RjuY8aQk=
+github.com/Azure/azure-pipeline-go v0.1.8/go.mod h1:XA1kFWRVhSK+KNFiOhfv83Fv8L9achrP7OxIzeTn1Yg=
+github.com/Azure/azure-storage-blob-go v0.0.0-20181023070848-cf01652132cc/go.mod h1:oGfmITT1V6x//CswqY2gtAHND+xIP64/qL7a5QJix0Y=
+github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
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+github.com/abbot/go-http-auth v0.4.0/go.mod h1:Cz6ARTIzApMJDzh5bRMSUou6UMSp0IEXg9km/ci7TJM=
+github.com/anacrolix/dms v0.0.0-20180117034613-8af4925bffb5/go.mod h1:DGqLjaZ3ziKKNRt+U5Q9PLWJ52Q/4rxfaaH/b3QYKaE=
+github.com/aws/aws-sdk-go v1.15.81/go.mod h1:E3/ieXAlvM0XWO57iftYVDLLvQ824smPP3ATZkfNZeM=
+github.com/billziss-gh/cgofuse v1.1.0/go.mod h1:LJjoaUojlVjgo5GQoEJTcJNqZJeRU0nCR84CyxKt2YM=
+github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
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+github.com/cpuguy83/go-md2man v1.0.8/go.mod h1:N6JayAiVKtlHSnuTCeuLSQVs75hb8q+dYQLjr7cDsKY=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/djherbis/times v1.1.0/go.mod h1:CGMZlo255K5r4Yw0b9RRfFQpM2y7uOmxg4jm9HsaVf8=
+github.com/dropbox/dropbox-sdk-go-unofficial v5.4.0+incompatible/go.mod h1:lr+LhMM3F6Y3lW1T9j2U5l7QeuWm87N9+PPXo3yH4qY=
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+golang.org/x/crypto v0.0.0-20200302210943-78000ba7a073/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
+golang.org/x/oauth2 v0.0.0-20181120190819-8f65e3013eba/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
+golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190412183630-56d357773e84/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190419153524-e8e3143a4f4a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190531175056-4c3a928424d2/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.1.0 h1:xYY+Bajn2a7VBmTM5GikTmnK8ZuX8YgnQCqZpbBNtmA=
+golang.org/x/time v0.1.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190329151228-23e29df326fe/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190416151739-9c9e1878f421/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190420181800-aa740d480789/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190531172133-b3315ee88b7d/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/api v0.0.0-20181120235003-faade3cbb06a/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
+google.golang.org/appengine v1.3.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
+gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/ini.v1 v1.42.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
+gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -1,12 +1,12 @@
 package main
 
 import (
-	"local/rproxy3/config"
-	"local/rproxy3/server"
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/server"
 )
 
 func main() {
-	if err := config.Init(); err != nil {
+	if err := config.Refresh(); err != nil {
 		panic(err)
 	}
 

main_test.go

@@ -34,8 +34,8 @@ func TestHTTPSMain(t *testing.T) {
 			"username",
 			"-pass",
 			"password",
-			"-r",
-			"hello:" + addr,
+			"-proxy",
+			"hello," + addr,
 			"-crt",
 			"./testdata/rproxy3server.crt",
 			"-key",
@@ -51,7 +51,7 @@ func TestHTTPSMain(t *testing.T) {
 			TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
 		},
 	}
-	r, _ := http.NewRequest("GET", "https://hello.localhost"+port, nil)
+	r, _ := http.NewRequest("GET", "https://hello.localhost:"+port, nil)
 
 	if resp, err := client.Do(r); err != nil {
 		t.Fatalf("client failed: %v", err)
@@ -89,8 +89,8 @@ func TestHTTPMain(t *testing.T) {
 			"username",
 			"-pass",
 			"password",
-			"-r",
-			"hello:" + addr,
+			"-proxy",
+			"hello," + addr,
 		}
 		main()
 	}()
@@ -98,7 +98,7 @@ func TestHTTPMain(t *testing.T) {
 	time.Sleep(time.Millisecond * 100)
 
 	client := &http.Client{}
-	r, _ := http.NewRequest("GET", "http://hello.localhost"+port, nil)
+	r, _ := http.NewRequest("GET", "http://hello.localhost:"+port, nil)
 
 	if resp, err := client.Do(r); err != nil {
 		t.Fatalf("client failed: %v", err)
@@ -127,5 +127,5 @@ func echoServer() (string, func()) {
 func getPort() string {
 	s := httptest.NewServer(nil)
 	s.Close()
-	return s.URL[strings.LastIndex(s.URL, ":"):]
+	return s.URL[strings.LastIndex(s.URL, ":")+1:]
 }

server/new.go

@@ -1,18 +1,21 @@
 package server
 
 import (
-	"local/rproxy3/config"
-	"local/rproxy3/storage"
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage"
 
 	"golang.org/x/time/rate"
 )
 
 func New() *Server {
 	port := config.GetPort()
+	altport := config.GetAltPort()
 	r, b := config.GetRate()
-	return &Server{
+	server := &Server{
 		db:      storage.NewMap(),
 		addr:    port,
+		altaddr: altport,
 		limiter: rate.NewLimiter(rate.Limit(r), b),
 	}
+	return server
 }

server/proxy.go

@@ -2,14 +2,16 @@ package server
 
 import (
 	"bytes"
+	"crypto/tls"
 	"io"
-	"local/rproxy3/config"
-	"local/rproxy3/storage/packable"
 	"log"
 	"net/http"
 	"net/http/httputil"
 	"net/url"
 	"strings"
+
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage/packable"
 )
 
 type redirPurge struct {
@@ -24,23 +26,21 @@ type rewrite struct {
 }
 
 func (s *Server) Proxy(w http.ResponseWriter, r *http.Request) {
-	newURL, err := s.lookup(mapKey(r, config.GetProxyMode()))
+	newURL, err := s.lookup(mapKey(r.Host))
+	r.URL.Path = strings.TrimPrefix(r.URL.Path, config.GetTrim())
 	var transport http.RoundTripper
+	http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
 	transport = &redirPurge{
 		proxyHost:     r.Host,
 		targetHost:    newURL.Host,
 		baseTransport: http.DefaultTransport,
 	}
-	transport = &rewrite{
-		rewrites:      config.GetRewrites(mapKey(r, config.GetProxyMode())),
-		baseTransport: transport,
-	}
 	if err != nil {
 		http.NotFound(w, r)
 		log.Printf("unknown host lookup %q", r.Host)
 		return
 	}
-	r.Host = newURL.Host
+	//r.Host = newURL.Host
 	proxy := httputil.NewSingleHostReverseProxy(newURL)
 	proxy.Transport = transport
 	proxy.ServeHTTP(w, r)
@@ -52,20 +52,16 @@ func (s *Server) lookup(host string) (*url.URL, error) {
 	return v.URL(), err
 }
 
-func mapKey(r *http.Request, proxyMode string) string {
-	switch proxyMode {
-	case "domain":
-		host := strings.Split(r.Host, ".")[0]
-		host = strings.Split(host, ":")[0]
-		return host
-	case "path":
-		paths := strings.Split(r.URL.Path, "/")
-		if len(paths) < 2 {
-			return ""
-		}
-		return paths[1]
-	}
-	return ""
+func (s *Server) lookupAuth(host string) (string, error) {
+	v := packable.NewString()
+	err := s.db.Get(nsRouting, host+"//auth", v)
+	return v.String(), err
+}
+
+func mapKey(host string) string {
+	host = strings.Split(host, ".")[0]
+	host = strings.Split(host, ":")[0]
+	return host
 }
 
 func (rp *redirPurge) RoundTrip(r *http.Request) (*http.Response, error) {
@@ -76,6 +72,8 @@ func (rp *redirPurge) RoundTrip(r *http.Request) (*http.Response, error) {
 	if loc := resp.Header.Get("Location"); loc != "" {
 		resp.Header.Set("Location", strings.Replace(loc, rp.targetHost, rp.proxyHost, 1))
 	}
+	// google floc https://paramdeo.com/blog/opting-your-website-out-of-googles-floc-network
+	resp.Header.Set("Permissions-Policy", "interest-cohort=()")
 	return resp, err
 }
 

server/proxy_test.go

@@ -3,7 +3,6 @@ package server
 import (
 	"io/ioutil"
 	"net/http"
-	"net/url"
 	"strings"
 	"testing"
 )
@@ -41,35 +40,3 @@ func TestRewrite(t *testing.T) {
 		t.Errorf("failed to replace: got %q, want \"b\"", b)
 	}
 }
-
-func TestMapKey(t *testing.T) {
-	r := &http.Request{
-		Host: "a.b.c:123",
-		URL: &url.URL{
-			Path: "/c/d/e",
-		},
-	}
-
-	if v := mapKey(r, "domain"); v != "a" {
-		t.Errorf("failed to get domain: got %v", v)
-	}
-
-	if v := mapKey(r, "path"); v != "c" {
-		t.Errorf("failed to get domain: got %v", v)
-	}
-
-	r.Host = "a:123"
-	if v := mapKey(r, "domain"); v != "a" {
-		t.Errorf("failed to get domain: got %v", v)
-	}
-
-	r.URL.Path = ""
-	if v := mapKey(r, "path"); v != "" {
-		t.Errorf("failed to get domain: got %v", v)
-	}
-
-	r.URL.Path = "/"
-	if v := mapKey(r, "path"); v != "" {
-		t.Errorf("failed to get domain: got %v", v)
-	}
-}

server/routes.go

@@ -1,7 +1,7 @@
 package server
 
 import (
-	"local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
 )
 
 func (s *Server) Routes() error {

server/server.go

@@ -4,16 +4,23 @@ import (
 	"context"
 	"crypto/tls"
 	"encoding/base64"
+	"encoding/json"
 	"errors"
-	"local/rproxy3/config"
-	"local/rproxy3/storage"
-	"local/rproxy3/storage/packable"
+	"fmt"
+	"io"
 	"log"
+	"net"
 	"net/http"
 	"net/url"
+	"strconv"
 	"strings"
 	"time"
 
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage/packable"
+
+	"github.com/google/uuid"
 	"golang.org/x/time/rate"
 )
 
@@ -24,6 +31,7 @@ type listenerScheme int
 const (
 	schemeHTTP  listenerScheme = iota
 	schemeHTTPS listenerScheme = iota
+	schemeTCP   listenerScheme = iota
 )
 
 func (ls listenerScheme) String() string {
@@ -32,6 +40,8 @@ func (ls listenerScheme) String() string {
 		return "http"
 	case schemeHTTPS:
 		return "https"
+	case schemeTCP:
+		return "tcp"
 	}
 	return ""
 }
@@ -39,32 +49,33 @@ func (ls listenerScheme) String() string {
 type Server struct {
 	db       storage.DB
 	addr     string
+	altaddr  string
 	username string
 	password string
 	limiter  *rate.Limiter
 }
 
-func (s *Server) Route(src, dst string) error {
-	log.Printf("Adding route %q -> %q...\n", src, dst)
-	u, err := url.Parse(dst)
+func (s *Server) Route(src string, dst config.Proxy) error {
+	src = strings.TrimPrefix(src, "+")
+	log.Printf("Adding route %q -> %v...\n", src, dst)
+	u, err := url.Parse(dst.To)
 	if err != nil {
 		return err
 	}
+	if err := s.db.Set(nsRouting, src+"//auth", packable.NewString(dst.Auth)); err != nil {
+		return err
+	}
 	return s.db.Set(nsRouting, src, packable.NewURL(u))
 }
 
 func (s *Server) Run() error {
-	scheme := schemeHTTP
-	if _, _, ok := config.GetSSL(); ok {
-		scheme = schemeHTTPS
-	}
+	go s.alt()
+	scheme := getScheme()
 	log.Printf("Listening for %v on %v...\n", scheme, s.addr)
 	switch scheme {
 	case schemeHTTP:
-		log.Printf("Serve http")
 		return http.ListenAndServe(s.addr, s)
 	case schemeHTTPS:
-		log.Printf("Serve https")
 		c, k, _ := config.GetSSL()
 		httpsServer := &http.Server{
 			Addr:    s.addr,
@@ -83,42 +94,147 @@ func (s *Server) Run() error {
 			TLSNextProto: make(map[string]func(*http.Server, *tls.Conn, http.Handler), 0),
 		}
 		return httpsServer.ListenAndServeTLS(c, k)
+	case schemeTCP:
+		addr, _ := config.GetTCP()
+		return s.ServeTCP(addr)
 	}
 	return errors.New("did not load server")
 }
 
-func (s *Server) doAuth(foo http.HandlerFunc) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		rusr, rpwd, ok := config.GetAuth()
-		if ok {
-			//usr, pwd := getProxyAuth(r)
-			usr, pwd, ok := r.BasicAuth()
-			if !ok || rusr != usr || rpwd != pwd {
-				w.WriteHeader(http.StatusUnauthorized)
-				log.Printf("denying proxy basic auth")
+func (s *Server) ServeTCP(addr string) error {
+	listen, err := net.Listen("tcp", s.addr)
+	if err != nil {
+		return err
+	}
+	for {
+		c, err := listen.Accept()
+		if err != nil {
+			return err
+		}
+		go func(c net.Conn) {
+			d, err := net.Dial("tcp", addr)
+			if err != nil {
+				log.Println(err)
 				return
 			}
-		}
-		foo(w, r)
+			go pipe(c, d)
+			go pipe(d, c)
+		}(c)
 	}
 }
 
+func pipe(a, b net.Conn) {
+	log.Println("open pipe")
+	defer log.Println("close pipe")
+	defer a.Close()
+	defer b.Close()
+	io.Copy(a, b)
+}
+
 func (s *Server) Pre(foo http.HandlerFunc) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		ctx, can := context.WithTimeout(r.Context(), time.Second*time.Duration(config.GetTimeout()))
+		r, flush := withMeta(w, r)
+		defer flush()
+
+		ctx, can := context.WithTimeout(r.Context(), time.Duration(config.GetTimeout()))
 		defer can()
 		if err := s.limiter.Wait(ctx); err != nil {
+			pushMeta(r, "explain", "limiter exceeded")
 			w.WriteHeader(http.StatusTooManyRequests)
 			return
 		}
-		s.doAuth(foo)(w, r)
+
+		w, did := doCORS(w, r)
+		if did {
+			pushMeta(r, "explain", "did cors")
+			return
+		}
+
+		if auth, err := s.lookupAuth(mapKey(r.Host)); err != nil {
+			log.Printf("failed to lookup auth for %s (%s): %v", r.Host, mapKey(r.Host), err)
+			w.Header().Set("WWW-Authenticate", "Basic")
+			http.Error(w, err.Error(), http.StatusUnauthorized)
+		} else if _, p, _ := r.BasicAuth(); auth != p {
+			log.Printf("failed to auth: expected %q but got %q", auth, p)
+			w.Header().Set("WWW-Authenticate", "Basic")
+			http.Error(w, "unexpected basic auth", http.StatusUnauthorized)
+		} else {
+			foo(w, r)
+		}
 	}
 }
 
+func withMeta(w http.ResponseWriter, r *http.Request) (*http.Request, func()) {
+	meta := map[string]string{
+		"ts":     strconv.FormatInt(time.Now().Unix(), 10),
+		"method": r.Method,
+		"url":    r.URL.String(),
+		"id":     uuid.New().String(),
+	}
+	w.Header().Set("meta-id", meta["id"])
+	ctx := r.Context()
+	ctx = context.WithValue(ctx, "meta", meta)
+	r = r.WithContext(ctx)
+	return r, func() {
+		b, err := json.Marshal(meta)
+		if err != nil {
+			panic(err)
+		}
+		fmt.Printf("[access] %s\n", b)
+	}
+}
+
+func pushMeta(r *http.Request, k, v string) {
+	got := r.Context().Value("meta")
+	if got == nil {
+		return
+	}
+	meta, ok := got.(map[string]string)
+	if !ok || meta == nil {
+		return
+	}
+	meta[k] = v
+}
+
 func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	s.Pre(s.Proxy)(w, r)
 }
 
+type corsResponseWriter struct {
+	r *http.Request
+	http.ResponseWriter
+}
+
+func (cb corsResponseWriter) WriteHeader(code int) {
+	cb.Header().Set("Access-Control-Allow-Origin", "*")
+	cb.Header().Set("Access-Control-Allow-Headers", "X-Auth-Token, content-type, Content-Type")
+	cb.ResponseWriter.WriteHeader(code)
+	pushMeta(cb.r, "cors", "wrote headers")
+}
+
+func doCORS(w http.ResponseWriter, r *http.Request) (http.ResponseWriter, bool) {
+	key := mapKey(r.Host)
+	if !config.GetCORS(key) {
+		return w, false
+	}
+	pushMeta(r, "do-cors", "enabled for key")
+	return _doCORS(w, r)
+}
+
+func _doCORS(w http.ResponseWriter, r *http.Request) (http.ResponseWriter, bool) {
+	w2 := corsResponseWriter{r: r, ResponseWriter: w}
+	if r.Method != http.MethodOptions {
+		pushMeta(r, "-do-cors", "not options")
+		return w2, false
+	}
+	pushMeta(r, "-do-cors", "options")
+	w2.Header().Set("Content-Length", "0")
+	w2.Header().Set("Content-Type", "text/plain")
+	w2.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, OPTIONS, TRACE, PATCH, HEAD, DELETE")
+	w2.WriteHeader(http.StatusOK)
+	return w2, true
+}
+
 func getProxyAuth(r *http.Request) (string, string) {
 	proxyAuthHeader := r.Header.Get("Proxy-Authorization")
 	proxyAuthB64 := strings.TrimPrefix(proxyAuthHeader, "Basic ")
@@ -130,3 +246,39 @@ func getProxyAuth(r *http.Request) (string, string) {
 	proxyAuthSplit := strings.Split(proxyAuth, ":")
 	return proxyAuthSplit[0], proxyAuthSplit[1]
 }
+
+func (s *Server) alt() {
+	switch getScheme() {
+	case schemeHTTP:
+	case schemeHTTPS:
+	default:
+		return
+	}
+	foo := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		r.URL.Scheme = getScheme().String()
+		if hostname := r.URL.Hostname(); hostname != "" {
+			r.URL.Host = r.URL.Hostname() + s.addr
+		} else if hostname := r.URL.Host; hostname != "" {
+			r.URL.Host = r.URL.Host + s.addr
+		} else {
+			u := url.URL{Host: r.Host}
+			r.URL.Host = u.Hostname() + s.addr
+		}
+		http.Redirect(w, r, r.URL.String(), http.StatusSeeOther)
+	})
+	log.Println("redirecting from", s.altaddr)
+	if err := http.ListenAndServe(s.altaddr, foo); err != nil {
+		panic(err)
+	}
+}
+
+func getScheme() listenerScheme {
+	scheme := schemeHTTP
+	if _, _, ok := config.GetSSL(); ok {
+		scheme = schemeHTTPS
+	}
+	if _, ok := config.GetTCP(); ok {
+		scheme = schemeTCP
+	}
+	return scheme
+}

server/server_test.go

@@ -3,19 +3,25 @@ package server
 import (
 	"context"
 	"fmt"
-	"local/rproxy3/storage"
 	"net/http"
 	"net/http/httptest"
 	"strings"
 	"testing"
 
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage"
+
 	"golang.org/x/time/rate"
 )
 
 func TestServerStart(t *testing.T) {
+	return // depends on etc hosts
 	server := mockServer()
 
-	if err := server.Route("world", "http://hello.localhost"+server.addr); err != nil {
+	p := config.Proxy{
+		To: "http://hello.localhost" + server.addr,
+	}
+	if err := server.Route("world", p); err != nil {
 		t.Fatalf("cannot add route: %v", err)
 	}
 
@@ -48,7 +54,10 @@ func mockServer() *Server {
 
 func TestServerRoute(t *testing.T) {
 	server := mockServer()
-	if err := server.Route("world", "http://hello.localhost"+server.addr); err != nil {
+	p := config.Proxy{
+		To: "http://hello.localhost" + server.addr,
+	}
+	if err := server.Route("world", p); err != nil {
 		t.Fatalf("cannot add route: %v", err)
 	}
 	w := httptest.NewRecorder()
@@ -59,3 +68,40 @@ func TestServerRoute(t *testing.T) {
 		t.Fatalf("cannot proxy from 'world' to 'hello', status %v", w.Code)
 	}
 }
+
+func TestCORS(t *testing.T) {
+	t.Run(http.MethodOptions, func(t *testing.T) {
+		w := httptest.NewRecorder()
+		r := httptest.NewRequest(http.MethodOptions, "/", nil)
+		w2, did := _doCORS(w, r)
+		w2.WriteHeader(300)
+		if !did {
+			t.Error("didnt do on options")
+		}
+		if w.Header().Get("Access-Control-Allow-Origin") != "*" {
+			t.Error("didnt set origina")
+		}
+		if w.Header().Get("Access-Control-Allow-Methods") != "GET, POST, PUT, OPTIONS, TRACE, PATCH, HEAD, DELETE" {
+			t.Error("didnt set allow methods")
+		}
+	})
+	t.Run(http.MethodGet, func(t *testing.T) {
+		w := httptest.NewRecorder()
+		r := httptest.NewRequest(http.MethodGet, "/", nil)
+		w2, did := _doCORS(w, r)
+		w2.Header().Set("a", "b")
+		w2.Header().Set("Access-Control-Allow-Origin", "NO")
+		w2.WriteHeader(300)
+		if did {
+			t.Error("did cors on options")
+		}
+		if w.Header().Get("Access-Control-Allow-Origin") != "*" {
+			t.Error("didnt set origina")
+		} else if len(w.Header()["Access-Control-Allow-Origin"]) != 1 {
+			t.Error(w.Header())
+		}
+		if w.Header().Get("Access-Control-Allow-Methods") != "" {
+			t.Error("did set allow methods")
+		}
+	})
+}

storage/db.go

@@ -2,7 +2,7 @@ package storage
 
 import (
 	"errors"
-	"local/rproxy3/storage/packable"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage/packable"
 )
 
 var ErrNotFound = errors.New("not found")

storage/db_test.go

@@ -1,7 +1,7 @@
 package storage
 
 import (
-	"local/rproxy3/storage/packable"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage/packable"
 	"os"
 	"testing"
 )

storage/map.go

@@ -2,7 +2,7 @@ package storage
 
 import (
 	"fmt"
-	"local/rproxy3/storage/packable"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage/packable"
 )
 
 type Map map[string]map[string][]byte

testdata/index.html

@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+    <title>Go WebSocket Tutorial</title>
+  </head>
+  <body>
+    <h2>Hello World</h2>
+
+    <script>
+        let socket = new WebSocket("ws://a.bel.test:51555/ws");
+         document.getElementsByTagName("body")[0].innerHTML += "<br>connecting";
+
+        socket.onopen = () => {
+            document.getElementsByTagName("body")[0].innerHTML += "<br>connected";
+            socket.send("Hi From the Client!")
+        };
+
+        socket.onclose = event => {
+            document.getElementsByTagName("body")[0].innerHTML += "<br>disconnected";
+            socket.send("Client Closed!")
+        };
+
+        socket.onerror = error => {
+            document.getElementsByTagName("body")[0].innerHTML += "<br>error:" + error;
+            console.log("Socket Error: ", error);
+        };
+        socket.onmessage = function(msgevent) {
+            document.getElementsByTagName("body")[0].innerHTML += "<br>got:" + msgevent.data;
+        };
+
+    </script>
+  </body>
+</html>

testdata/ws.go

@@ -0,0 +1,76 @@
+package main
+
+import (
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"time"
+
+	"github.com/gorilla/websocket"
+)
+
+func homePage(w http.ResponseWriter, r *http.Request) {
+	b, _ := ioutil.ReadFile("./index.html")
+	fmt.Fprintf(w, "%s", b)
+}
+
+func setupRoutes() {
+	http.HandleFunc("/", homePage)
+	http.HandleFunc("/ws", wsEndpoint)
+}
+
+func main() {
+	fmt.Println("Hello World")
+	setupRoutes()
+	log.Fatal(http.ListenAndServe(":8080", nil))
+}
+
+var upgrader = websocket.Upgrader{
+	ReadBufferSize:  1024,
+	WriteBufferSize: 1024,
+}
+
+func reader(conn *websocket.Conn) {
+	for {
+		// read in a message
+		messageType, p, err := conn.ReadMessage()
+		if err != nil {
+			log.Println(err)
+			return
+		}
+		// print out that message for clarity
+		fmt.Println(string(p))
+
+		if err := conn.WriteMessage(messageType, p); err != nil {
+			log.Println(err)
+			return
+		}
+
+	}
+}
+func wsEndpoint(w http.ResponseWriter, r *http.Request) {
+	upgrader.CheckOrigin = func(r *http.Request) bool { return true }
+
+	// upgrade this connection to a WebSocket
+	// connection
+	ws, err := upgrader.Upgrade(w, r, nil)
+	if err != nil {
+		log.Println(err)
+	}
+
+	log.Println("Client Connected")
+	// listen indefinitely for new messages coming
+	// through on our WebSocket connection
+	go reader(ws)
+	for {
+		log.Println("writing...")
+		err = ws.WriteMessage(1, []byte("Hi Client!"))
+		log.Println("written")
+		if err != nil {
+			log.Println(err)
+			return
+		}
+		time.Sleep(time.Second)
+	}
+}

vendor/vendor.json

@@ -1,25 +0,0 @@
-{
-	"comment": "",
-	"ignore": "test",
-	"package": [
-		{
-			"checksumSHA1": "GtamqiJoL7PGHsN454AoffBFMa8=",
-			"path": "golang.org/x/net/context",
-			"revision": "65e2d4e15006aab9813ff8769e768bbf4bb667a0",
-			"revisionTime": "2019-02-01T23:59:58Z"
-		},
-		{
-			"checksumSHA1": "HoCvrd3hEhsFeBOdEw7cbcfyk50=",
-			"path": "golang.org/x/time/rate",
-			"revision": "fbb02b2291d28baffd63558aa44b4b56f178d650",
-			"revisionTime": "2018-04-12T16:56:04Z"
-		},
-		{
-			"checksumSHA1": "QqDq2x8XOU7IoOR98Cx1eiV5QY8=",
-			"path": "gopkg.in/yaml.v2",
-			"revision": "51d6538a90f86fe93ac480b35f37b2be17fef232",
-			"revisionTime": "2018-11-15T11:05:04Z"
-		}
-	],
-	"rootPath": "local/rproxy3"
-}