ewwww broke passthrough basic auth

.config/config.go

@@ -1,115 +0,0 @@
-package config
-
-import (
-	"local/rproxy3/storage/packable"
-	"log"
-	"strconv"
-	"strings"
-)
-
-func GetPort() string {
-	v := packable.NewString()
-	conf.Get(nsConf, flagPort, v)
-	return ":" + strings.TrimPrefix(v.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
-	}
-	return m
-}
-
-func GetTCP() (string, bool) {
-	v := packable.NewString()
-	conf.Get(nsConf, flagTCP, v)
-	tcpAddr := v.String()
-	return tcpAddr, notEmpty(tcpAddr)
-}
-
-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)
-}
-
-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)
-}
-
-func notEmpty(s ...string) bool {
-	for i := range s {
-		if s[i] == "" || s[i] == "/dev/null" {
-			return false
-		}
-	}
-	return true
-}
-
-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
-	}
-
-	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
-	}
-
-	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
-	}
-	return m
-}

.config/new.go

@@ -1,161 +0,0 @@
-package config
-
-import (
-	"flag"
-	"io/ioutil"
-	"local/rproxy3/storage"
-	"local/rproxy3/storage/packable"
-	"log"
-	"os"
-	"strings"
-
-	yaml "gopkg.in/yaml.v2"
-)
-
-const nsConf = "configuration"
-const flagPort = "p"
-const flagRoutes = "r"
-const flagConf = "c"
-const flagCert = "crt"
-const flagTCP = "tcp"
-const flagKey = "key"
-const flagUser = "user"
-const flagPass = "pass"
-const flagRate = "rate"
-const flagBurst = "burst"
-const flagTimeout = "timeout"
-const flagRewrites = "rw"
-
-var conf = storage.NewMap()
-
-type toBind struct {
-	flag  string
-	value *string
-}
-
-type fileConf struct {
-	Port     string   `yaml:"p"`
-	Routes   []string `yaml:"r"`
-	CertPath string   `yaml:"crt"`
-	TCPPath  string   `yaml:"tcp"`
-	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 {
-	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 {
-		return err
-	}
-	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
-	}
-	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, 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, flagTCP, packable.NewString(c.TCPPath)); 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(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(flagTCP, "", "tcp addr"))
-	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:oauth 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()
-}

.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)
-	}
-}

.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

@@ -1,17 +1,22 @@
 package config
 
 import (
+	"encoding/json"
 	"fmt"
+	"log"
+	"regexp"
 	"strings"
 	"time"
+
+	"gopkg.in/yaml.v2"
 )
 
 type Proxy struct {
-	To      string
+	Auth string
-	BOAuthZ bool
+	To   string
 }
 
-func parseProxy(s string) (string, Proxy) {
+func parseOneProxyCSV(s string) (string, Proxy) {
 	p := Proxy{}
 	key := ""
 	l := strings.Split(s, ",")
@@ -21,40 +26,61 @@ func parseProxy(s string) (string, Proxy) {
 	if len(l) > 1 {
 		p.To = l[1]
 	}
-	if len(l) > 2 {
-		p.BOAuthZ = l[2] == "true"
-	}
 	return key, p
 }
 
-func GetBOAuthZ() (string, bool) {
-	boauthz := conf.Get("oauth").GetString()
-	return boauthz, boauthz != ""
-}
-
 func GetAuth() (string, string, bool) {
 	user := conf.Get("user").GetString()
 	pass := conf.Get("pass").GetString()
 	return user, pass, user != "" && pass != ""
 }
 
+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) {
 	rate := conf.Get("r").GetInt()
 	burst := conf.Get("b").GetInt()
+	log.Println("rate/burst:", rate, burst)
 	return rate, burst
 }
 
 func GetRoutes() map[string]Proxy {
-	list := conf.Get("proxy").GetString()
+	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 := parseProxy(definition)
+		k, v := parseOneProxyCSV(definition)
 		routes[k] = v
 	}
 	return routes
@@ -75,3 +101,27 @@ func GetTimeout() time.Duration {
 	timeout := conf.Get("timeout").GetDuration()
 	return timeout
 }
+
+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
+	}
+	_, ok := m[key]
+	return ok
+}
+
+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
+	}
+	_, ok := m[key]
+	return ok
+}
+
+func GetCompression() bool {
+	return conf.GetBool("compression")
+}

config/new.go

@@ -2,11 +2,16 @@ package config
 
 import (
 	"fmt"
-	"local/args"
 	"log"
 	"os"
 	"strings"
 	"time"
+
+	"gitea.inhome.blapointe.com/local/args"
+	"gitea.inhome.blapointe.com/local/logb"
+
+	"gitea.inhome.blapointe.com/local/args"
+	"gitea.inhome.blapointe.com/local/logb"
 )
 
 var conf *args.ArgSet
@@ -26,23 +31,33 @@ func Refresh() error {
 		return err
 	}
 	conf = as
+	logb.Set(logb.LevelFromString(as.GetString("level")))
 	return nil
 }
 
 func parseArgs() (*args.ArgSet, error) {
-	as := args.NewArgSet()
+	configFiles := []string{}
+	if v, ok := os.LookupEnv("CONFIG"); ok {
+		configFiles = strings.Split(v, ",")
+	}
+	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, "proxy", "double-comma separated from,scheme://to.tld:port,oauth,,", "")
+	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, "oauth", "url for boauthz", "")
+	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

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 +1,19 @@
+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
+<<<<<<< HEAD
+	gitea.inhome.blapointe.com/local/args v0.0.0-20230410154220-44370f257b34
+	gitea.inhome.blapointe.com/local/logb v0.0.0-20230410154319-880efa39d871
+	gitea.inhome.blapointe.com/local/oauth2 v0.0.0-20230410162733-d39498ff8454
+=======
+>>>>>>> f083763f1d7e0fd450f167db58f091310c8b2ec2
+	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=
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/Unknwon/goconfig v0.0.0-20181105214110-56bd8ab18619/go.mod h1:wngxua9XCNjvHjDiTiV26DaKDT+0c63QR6H5hjVUUxw=
+github.com/a8m/tree v0.0.0-20180321023834-3cf936ce15d6/go.mod h1:FSdwKX97koS5efgm8WevNf7XS3PqtyFkKDDXrz778cg=
+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=
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+go.mongodb.org/mongo-driver v1.7.2/go.mod h1:Q4oFMbo1+MSNqICAdYMlC/zSTrwCogR4R8NzkI+yfU8=
+golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+golang.org/x/crypto v0.0.0-20190131182504-b8fe1690c613/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
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+golang.org/x/crypto v0.0.0-20190422162423-af44ce270edf/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
+golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+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=
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+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=
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+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=
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+golang.org/x/time v0.1.0 h1:xYY+Bajn2a7VBmTM5GikTmnK8ZuX8YgnQCqZpbBNtmA=
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+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

@@ -1,8 +1,8 @@
 package main
 
 import (
-	"local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
-	"local/rproxy3/server"
+	"gitea.inhome.blapointe.com/local/rproxy3/server"
 )
 
 func main() {

server/new.go

@@ -1,18 +1,21 @@
 package server
 
 import (
-	"local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
-	"local/rproxy3/storage"
+	"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

@@ -4,12 +4,17 @@ import (
 	"bytes"
 	"crypto/tls"
 	"io"
-	"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"
+
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage/packable"
 )
 
 type redirPurge struct {
@@ -25,6 +30,7 @@ type rewrite struct {
 
 func (s *Server) Proxy(w http.ResponseWriter, r *http.Request) {
 	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{
@@ -37,7 +43,7 @@ func (s *Server) Proxy(w http.ResponseWriter, r *http.Request) {
 		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)
@@ -49,10 +55,10 @@ func (s *Server) lookup(host string) (*url.URL, error) {
 	return v.URL(), err
 }
 
-func (s *Server) lookupBOAuthZ(host string) (bool, error) {
+func (s *Server) lookupAuth(host string) (string, error) {
 	v := packable.NewString()
-	err := s.db.Get(nsBOAuthZ, host, v)
+	err := s.db.Get(nsRouting, host+"//auth", v)
-	return v.String() != "", err
+	return v.String(), err
 }
 
 func mapKey(host string) string {
@@ -69,6 +75,8 @@ 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/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

@@ -4,25 +4,31 @@ import (
 	"context"
 	"crypto/tls"
 	"encoding/base64"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
-	"local/oauth2/oauth2client"
-	"local/rproxy3/config"
-	"local/rproxy3/storage"
-	"local/rproxy3/storage/packable"
 	"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"
+
+	"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"
 )
 
 const nsRouting = "routing"
-const nsBOAuthZ = "oauth"
 
 type listenerScheme int
 
@@ -47,36 +53,33 @@ 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 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
 	}
-	s.db.Set(nsBOAuthZ, src, packable.NewString(fmt.Sprint(dst.BOAuthZ)))
+	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
+	go s.alt()
-	if _, _, ok := config.GetSSL(); ok {
+	scheme := getScheme()
-		scheme = schemeHTTPS
-	}
-	if _, ok := config.GetTCP(); ok {
-		scheme = schemeTCP
-	}
 	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,
@@ -96,39 +99,12 @@ func (s *Server) Run() error {
 		}
 		return httpsServer.ListenAndServeTLS(c, k)
 	case schemeTCP:
-		log.Printf("Serve tcp")
 		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, ok := r.BasicAuth()
-			if !ok || rusr != usr || rpwd != pwd {
-				w.WriteHeader(http.StatusUnauthorized)
-				log.Printf("denying proxy basic auth")
-				return
-			}
-		}
-		ok, err := s.lookupBOAuthZ(mapKey(r.Host))
-		if err != nil {
-			w.WriteHeader(http.StatusInternalServerError)
-			return
-		}
-		if boauthz, useoauth := config.GetBOAuthZ(); ok && useoauth {
-			err := oauth2client.Authenticate(boauthz, w, r)
-			if err != nil {
-				return
-			}
-		}
-		foo(w, r)
-	}
-}
-
 func (s *Server) ServeTCP(addr string) error {
 	listen, err := net.Listen("tcp", s.addr)
 	if err != nil {
@@ -161,20 +137,108 @@ func pipe(a, b net.Conn) {
 
 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 != "" && 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 ")
@@ -186,3 +250,39 @@ 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

@@ -3,17 +3,22 @@ package server
 import (
 	"context"
 	"fmt"
-	"local/rproxy3/config"
-	"local/rproxy3/storage"
 	"net/http"
 	"net/http/httptest"
 	"strings"
 	"testing"
 
+	"gitea.inhome.blapointe.com/local/rproxy3/config"
+	"gitea.inhome.blapointe.com/local/rproxy3/storage"
+
+	"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()
 
 	p := config.Proxy{
@@ -66,3 +71,40 @@ 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)
+	}
+}