upd docs

Merge pull request #117 from Snawoot/upd_deps
Update dependencies
2026-04-04 13:48:13 +00:00 · 2024-04-17 13:48:27 +03:00 · 2024-04-17 13:46:32 +03:00 · 2024-04-17 13:45:00 +03:00 · 2024-04-17 13:43:13 +03:00 · 2024-04-17 13:41:49 +03:00
19 changed files with 629 additions and 138 deletions
--- a/.github/stale.yml
+++ b/.github/stale.yml
@@ -0,0 +1,17 @@
+# Number of days of inactivity before an issue becomes stale
+daysUntilStale: 60
+# Number of days of inactivity before a stale issue is closed
+daysUntilClose: 7
+# Issues with these labels will never be considered stale
+exemptLabels:
+  - pinned
+  - security
+# Label to use when marking an issue as stale
+staleLabel: wontfix
+# Comment to post when marking an issue as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+# Comment to post when closing a stale issue. Set to `false` to disable
+closeComment: false
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -0,0 +1,42 @@
+name: build
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      -
+        name: Setup Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: 'stable'
+      -
+        name: Read tag
+        id: tag
+        run: echo "tag=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
+      -
+        name: Build
+        run: >-
+          make -j $(nproc) allplus
+          NDK_CC_ARM64="$ANDROID_NDK/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android21-clang"
+          NDK_CC_ARM="$ANDROID_NDK/toolchains/llvm/prebuilt/linux-x86_64/bin/armv7a-linux-androideabi21-clang"
+          VERSION=${{steps.tag.outputs.tag}}
+      -
+        name: Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: bin/*
+          fail_on_unmatched_files: true
+          generate_release_notes: true
--- a/.github/workflows/docker-ci.yml
+++ b/.github/workflows/docker-ci.yml
@@ -0,0 +1,62 @@
+name: docker-ci
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      -
+        name: Find Git Tag
+        id: tagger
+        uses: jimschubert/query-tag-action@v2
+        with:
+          include: 'v*'
+          exclude: '*-rc*'
+          commit-ish: 'HEAD'
+          skip-unshallow: 'true'
+          abbrev: 7
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            ${{ secrets.DOCKERHUB_USERNAME }}/${{ github.event.repository.name }}
+          # generate Docker tags based on the following events/attributes
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64,linux/386,linux/arm/v7
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: 'GIT_DESC=${{steps.tagger.outputs.tag}}'
--- a/5
+++ b/5
@@ -1,10 +1,11 @@
-FROM golang AS build
+FROM --platform=$BUILDPLATFORM golang:1.22 AS build

 ARG GIT_DESC=undefined

 WORKDIR /go/src/github.com/Snawoot/hola-proxy
 COPY . .
-RUN CGO_ENABLED=0 go build -a -tags netgo -ldflags '-s -w -extldflags "-static" -X main.version='"$GIT_DESC"
+ARG TARGETOS TARGETARCH
+RUN GOOS=$TARGETOS GOARCH=$TARGETARCH CGO_ENABLED=0 go build -a -tags netgo -ldflags '-s -w -extldflags "-static" -X main.version='"$GIT_DESC"
 ADD https://curl.haxx.se/ca/cacert.pem /certs.crt
 RUN chmod 0644 /certs.crt

--- a/32
+++ b/32
@@ -1,7 +1,7 @@
 PROGNAME = hola-proxy
 OUTSUFFIX = bin/$(PROGNAME)
 VERSION := $(shell git describe)
-BUILDOPTS = -a -tags netgo
+BUILDOPTS = -a -tags netgo -trimpath -asmflags -trimpath
 LDFLAGS = -ldflags '-s -w -extldflags "-static" -X main.version=$(VERSION)'
 LDFLAGS_NATIVE = -ldflags '-s -w -X main.version=$(VERSION)'

@@ -10,10 +10,11 @@ NDK_CC_ARM64 = $(abspath ../../ndk-toolchain-arm64/bin/aarch64-linux-android21-c

 GO := go

-src = $(wildcard *.go)
+src = $(wildcard *.go */*.go */*/*.go) go.mod go.sum

 native: bin-native
-all: bin-linux-amd64 bin-linux-386 bin-linux-arm \
+all: bin-linux-amd64 bin-linux-386 bin-linux-arm bin-linux-arm64 \
+	bin-linux-mips bin-linux-mipsle bin-linux-mips64 bin-linux-mips64le \
 	bin-freebsd-amd64 bin-freebsd-386 bin-freebsd-arm \
 	bin-netbsd-amd64 bin-netbsd-386 \
 	bin-openbsd-amd64 bin-openbsd-386 \
@@ -27,6 +28,11 @@ bin-native: $(OUTSUFFIX)
 bin-linux-amd64: $(OUTSUFFIX).linux-amd64
 bin-linux-386: $(OUTSUFFIX).linux-386
 bin-linux-arm: $(OUTSUFFIX).linux-arm
+bin-linux-arm64: $(OUTSUFFIX).linux-arm64
+bin-linux-mips: $(OUTSUFFIX).linux-mips
+bin-linux-mipsle: $(OUTSUFFIX).linux-mipsle
+bin-linux-mips64: $(OUTSUFFIX).linux-mips64
+bin-linux-mips64le: $(OUTSUFFIX).linux-mips64le
 bin-freebsd-amd64: $(OUTSUFFIX).freebsd-amd64
 bin-freebsd-386: $(OUTSUFFIX).freebsd-386
 bin-freebsd-arm: $(OUTSUFFIX).freebsd-arm
@@ -54,6 +60,21 @@ $(OUTSUFFIX).linux-386: $(src)
 $(OUTSUFFIX).linux-arm: $(src)
 	CGO_ENABLED=0 GOOS=linux GOARCH=arm $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@

+$(OUTSUFFIX).linux-arm64: $(src)
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm64 $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@
+
+$(OUTSUFFIX).linux-mips: $(src)
+	CGO_ENABLED=0 GOOS=linux GOARCH=mips GOMIPS=softfloat $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@
+
+$(OUTSUFFIX).linux-mips64: $(src)
+	CGO_ENABLED=0 GOOS=linux GOARCH=mips64 GOMIPS=softfloat $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@
+
+$(OUTSUFFIX).linux-mipsle: $(src)
+	CGO_ENABLED=0 GOOS=linux GOARCH=mipsle GOMIPS=softfloat $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@
+
+$(OUTSUFFIX).linux-mips64le: $(src)
+	CGO_ENABLED=0 GOOS=linux GOARCH=mips64le GOMIPS=softfloat $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@
+
 $(OUTSUFFIX).freebsd-amd64: $(src)
 	CGO_ENABLED=0 GOOS=freebsd GOARCH=amd64 $(GO) build $(BUILDOPTS) $(LDFLAGS) -o $@

@@ -113,6 +134,11 @@ install:
 	bin-linux-amd64 \
 	bin-linux-386 \
 	bin-linux-arm \
+	bin-linux-arm64 \
+	bin-linux-mips \
+	bin-linux-mipsle \
+	bin-linux-mips64 \
+	bin-linux-mips64le \
 	bin-freebsd-amd64 \
 	bin-freebsd-386 \
 	bin-freebsd-arm \
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 Standalone Hola proxy client. Just run it and it'll start a plain HTTP proxy server forwarding traffic through Hola proxies of your choice.
 By default the application listens on 127.0.0.1:8080.

-Application is capable to forward traffic via proxies in datacenters (flag `-proxy-type direct`, default) or via peer proxies on residental IPs (consumer ISP) in that country (flag `-proxy-type pool` or `-proxy-type lum`).
+Application is capable to forward traffic via proxies in datacenters (flag `-proxy-type direct`, default) or via peer proxies on residental IPs (consumer ISP) in that country (flag `-proxy-type lum`).

 ---

@@ -156,16 +156,27 @@ zagent248.hola.org,165.22.65.3,22222,22223,22224,22225,22226,digitalocean

 | Argument | Type | Description |
 | -------- | ---- | ----------- |
+| backoff-deadline | Duration | total duration of zgettunnels method attempts (default 5m0s) |
+| backoff-initial | Duration | initial average backoff delay for zgettunnels (randomized by +/-50%) (default 3s) |
 | bind-address | String | HTTP proxy address to listen to (default "127.0.0.1:8080") |
+| cafile | String | use custom CA certificate bundle file |
 | country | String | desired proxy location (default "us") |
 | dont-use-trial | - | use regular ports instead of trial ports |
+| ext-ver | String | extension version to mimic in requests. Can be obtained from https://chrome.google.com/webstore/detail/hola-vpn-the-website-unbl/gkojfkhlekighikafcpjkiklfbnlmeio (default "999.999.999") |
 | force-port-field | Number | force specific port field/num (example 24232 or lum) |
+| hide-SNI | Boolean | hide SNI in TLS sessions with proxy server (default true) |
 | limit | Unsigned Integer (Number) | amount of proxies in retrieved list (default 3) |
 | list-countries | String | list available countries and exit |
 | list-proxies | - | output proxy list and exit |
 | proxy | String | sets base proxy to use for all dial-outs. Format: `<http\|https\|socks5\|socks5h>://[login:password@]host[:port]` Examples: `http://user:password@192.168.1.1:3128`, `socks5://10.0.0.1:1080` |
-| proxy-type | String | proxy type (Datacenter: direct, virt) (Residential: peer, lum, pool) (default "direct") |
+| proxy-type | String | proxy type (Datacenter: direct) (Residential: lum) (default "direct") |
 | resolver | String | DNS/DoH/DoT resolver to workaround Hola blocked hosts. See https://github.com/ameshkov/dnslookup/ for upstream DNS URL format. (default "https://cloudflare-dns.com/dns-query") |
 | rotate | Duration | rotate user ID once per given period (default 1h0m0s) |
-| timeout | Duration | timeout for network operations (default 10s) |
+| timeout | Duration | timeout for network operations (default 35s) |
+| user-agent | String | value of User-Agent header in requests (default "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36") |
 | verbosity | Number | logging verbosity (10 - debug, 20 - info, 30 - warning, 40 - error, 50 - critical) (default 20) |
+
+## See also
+
+* [Project wiki](https://github.com/Snawoot/hola-proxy/wiki)
+* [Community in Telegram](https://t.me/alternative_proxy)
--- a/credservice.go
+++ b/credservice.go
@@ -10,11 +10,13 @@ import (
 const DEFAULT_LIST_LIMIT = 3

 func CredService(interval, timeout time.Duration,
+	extVer string,
 	country string,
 	proxytype string,
-	logger *CondLogger) (auth AuthProvider,
-	tunnels *ZGetTunnelsResponse,
-	err error) {
+	logger *CondLogger,
+	backoffInitial time.Duration,
+	backoffDeadline time.Duration,
+) (auth AuthProvider, tunnels *ZGetTunnelsResponse, err error) {
 	var mux sync.Mutex
 	var auth_header, user_uuid string
 	auth = func() (res string) {
@@ -25,7 +27,8 @@ func CredService(interval, timeout time.Duration,
 	}

 	tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-		tunnels, user_uuid, err = Tunnels(ctx, client, country, proxytype, DEFAULT_LIST_LIMIT)
+		tunnels, user_uuid, err = Tunnels(ctx, logger, client, extVer, country, proxytype,
+			DEFAULT_LIST_LIMIT, timeout, backoffInitial, backoffDeadline)
 		if err != nil {
 			logger.Error("Configuration bootstrap error: %v. Retrying with the fallback mechanism...", err)
 			return false
@@ -41,8 +44,7 @@ func CredService(interval, timeout time.Duration,
 		logger.Critical("All attempts failed.")
 		return
 	}
-	auth_header = basic_auth_header(LOGIN_PREFIX+user_uuid,
-		tunnels.AgentKey)
+	auth_header = basic_auth_header(TemplateLogin(user_uuid), tunnels.AgentKey)
 	go func() {
 		var (
 			err       error
@@ -55,7 +57,8 @@ func CredService(interval, timeout time.Duration,
 			<-ticker.C
 			logger.Info("Rotating credentials...")
 			tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-				tuns, user_uuid, err = Tunnels(ctx, client, country, proxytype, DEFAULT_LIST_LIMIT)
+				tuns, user_uuid, err = Tunnels(ctx, logger, client, extVer, country, proxytype,
+					DEFAULT_LIST_LIMIT, timeout, backoffInitial, backoffDeadline)
 				if err != nil {
 					logger.Error("Credential rotation error: %v. Retrying with the fallback mechanism...", err)
 					return false
@@ -72,8 +75,7 @@ func CredService(interval, timeout time.Duration,
 				continue
 			}
 			(&mux).Lock()
-			auth_header = basic_auth_header(LOGIN_PREFIX+user_uuid,
-				tuns.AgentKey)
+			auth_header = basic_auth_header(TemplateLogin(user_uuid), tuns.AgentKey)
 			(&mux).Unlock()
 			logger.Info("Credentials rotated successfully.")
 		}
--- a/csrand.go
+++ b/csrand.go
@@ -10,6 +10,7 @@ type secureRandomSource struct{}
 var RandomSource secureRandomSource

 var int63Limit = big.NewInt(0).Lsh(big.NewInt(1), 63)
+var int64Limit = big.NewInt(0).Lsh(big.NewInt(1), 64)

 func (_ secureRandomSource) Seed(_ int64) {
 }
@@ -21,3 +22,11 @@ func (_ secureRandomSource) Int63() int64 {
 	}
 	return randNum.Int64()
 }
+
+func (_ secureRandomSource) Uint64() uint64 {
+	randNum, err := crand.Int(crand.Reader, int64Limit)
+	if err != nil {
+		panic(err)
+	}
+	return randNum.Uint64()
+}
--- a/extver.go
+++ b/extver.go
@@ -0,0 +1,107 @@
+package main
+
+import (
+	"context"
+	"encoding/xml"
+	"errors"
+	"fmt"
+	"io"
+	"net"
+	"net/http"
+	"net/url"
+	"time"
+)
+
+var (
+	defaultProdVersion = "113.0"
+)
+
+var (
+	ErrNoVerData = errors.New("no version data returned")
+)
+
+type StoreExtUpdateResponse struct {
+	XMLName xml.Name `xml:"gupdate"`
+	App     *struct {
+		AppID       string `xml:"appid,attr"`
+		Status      string `xml:"status,attr"`
+		UpdateCheck *struct {
+			Version string `xml:"version,attr"`
+			Status  string `xml:"status,attr"`
+		} `xml:"updatecheck"`
+	} `xml:"app"`
+}
+
+func GetExtVer(ctx context.Context,
+	prodVersion *string,
+	id string,
+	dialer ContextDialer,
+) (string, error) {
+	if prodVersion == nil {
+		prodVersion = &defaultProdVersion
+	}
+	if dialer == nil {
+		dialer = &net.Dialer{
+			Timeout:   30 * time.Second,
+			KeepAlive: 30 * time.Second,
+		}
+	}
+
+	transport := &http.Transport{
+		DialContext:           dialer.DialContext,
+		ForceAttemptHTTP2:     true,
+		MaxIdleConns:          100,
+		IdleConnTimeout:       90 * time.Second,
+		TLSHandshakeTimeout:   10 * time.Second,
+		ExpectContinueTimeout: 1 * time.Second,
+	}
+	defer transport.CloseIdleConnections()
+	httpClient := &http.Client{
+		Transport: transport,
+	}
+
+	reqURL := (&url.URL{
+		Scheme: "https",
+		Host:   "clients2.google.com",
+		Path:   "/service/update2/crx",
+		RawQuery: url.Values{
+			"prodversion":  {*prodVersion},
+			"acceptformat": {"crx2,crx3"},
+			"x": {url.Values{
+				"id": {id},
+				"uc": {""},
+			}.Encode()},
+		}.Encode(),
+	}).String()
+
+	req, err := http.NewRequestWithContext(ctx, "GET", reqURL, nil)
+	if err != nil {
+		return "", fmt.Errorf("chrome web store request construction failed: %w", err)
+	}
+
+	resp, err := httpClient.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("chrome web store request failed: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != 200 {
+		return "", fmt.Errorf("bad status code: %d", resp.StatusCode)
+	}
+
+	reader := io.LimitReader(resp.Body, 64*1024)
+	var respData *StoreExtUpdateResponse
+
+	dec := xml.NewDecoder(reader)
+	err = dec.Decode(&respData)
+	if err != nil {
+		return "", fmt.Errorf("unmarshaling of chrome web store response failed: %w", err)
+	}
+
+	if respData != nil && respData.App != nil &&
+		respData.App.UpdateCheck != nil && respData.App.UpdateCheck.Version != "" {
+		return respData.App.UpdateCheck.Version, nil
+	}
+
+	return "", ErrNoVerData
+}
--- a/go.mod
+++ b/go.mod
@@ -1,11 +1,37 @@
 module github.com/Snawoot/hola-proxy

-go 1.13
+go 1.22.2

 require (
-	github.com/AdguardTeam/dnsproxy v0.25.0
+	github.com/AdguardTeam/dnsproxy v0.69.2
 	github.com/campoy/unique v0.0.0-20180121183637-88950e537e7e
-	github.com/google/uuid v1.1.1
-	github.com/miekg/dns v1.1.29
-	golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e
+	github.com/cenkalti/backoff/v4 v4.3.0
+	github.com/google/uuid v1.6.0
+	github.com/miekg/dns v1.1.58
+	github.com/refraction-networking/utls v1.6.4
+	golang.org/x/net v0.24.0
+)
+
+require (
+	github.com/AdguardTeam/golibs v0.23.2 // indirect
+	github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da // indirect
+	github.com/aead/poly1305 v0.0.0-20180717145839-3fee0db0b635 // indirect
+	github.com/ameshkov/dnscrypt/v2 v2.3.0 // indirect
+	github.com/ameshkov/dnsstamps v1.0.3 // indirect
+	github.com/andybalholm/brotli v1.1.0 // indirect
+	github.com/cloudflare/circl v1.3.7 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
+	github.com/google/pprof v0.0.0-20240416155748-26353dc0451f // indirect
+	github.com/klauspost/compress v1.17.8 // indirect
+	github.com/onsi/ginkgo/v2 v2.17.1 // indirect
+	github.com/quic-go/qpack v0.4.0 // indirect
+	github.com/quic-go/quic-go v0.42.0 // indirect
+	go.uber.org/mock v0.4.0 // indirect
+	golang.org/x/crypto v0.22.0 // indirect
+	golang.org/x/exp v0.0.0-20240416160154-fe59bbe5cc7f // indirect
+	golang.org/x/mod v0.17.0 // indirect
+	golang.org/x/sync v0.7.0 // indirect
+	golang.org/x/sys v0.19.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	golang.org/x/tools v0.20.0 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,72 +1,81 @@
-github.com/AdguardTeam/dnsproxy v0.25.0 h1:BTUPrrwB01GeQW5d2Xx4pH5HOFXcZxN1MTeNXXuy6vQ=
-github.com/AdguardTeam/dnsproxy v0.25.0/go.mod h1:z2EljVLJQXFGZcP9pWABftXm9UxpLNqls7H6bMcIvEY=
-github.com/AdguardTeam/golibs v0.4.0 h1:4VX6LoOqFe9p9Gf55BeD8BvJD6M6RDYmgEiHrENE9KU=
-github.com/AdguardTeam/golibs v0.4.0/go.mod h1:skKsDKIBB7kkFflLJBpfGX+G8QFTx0WKUzB6TIgtUj4=
+github.com/AdguardTeam/dnsproxy v0.69.2 h1:/qnjEILMIM7koAIcy+ZB19lb+PSZjJWKjxuGyqVVpp0=
+github.com/AdguardTeam/dnsproxy v0.69.2/go.mod h1:zpA9eBxakSyjKC/bUac+UPSYTp/Q43aOmNlBV2/D6ug=
+github.com/AdguardTeam/golibs v0.23.2 h1:rMjYantwtQ39e8G4zBQ6ZLlm4s3XH30Bc9VxhoOHwao=
+github.com/AdguardTeam/golibs v0.23.2/go.mod h1:o9i55Sx6v7qogRQeqaBfmLbC/pZqeMBWi015U5PTDY0=
 github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da h1:KjTM2ks9d14ZYCvmHS9iAKVt9AyzRSqNU1qabPih5BY=
 github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da/go.mod h1:eHEWzANqSiWQsof+nXEI9bUVUyV6F53Fp89EuCh2EAA=
 github.com/aead/poly1305 v0.0.0-20180717145839-3fee0db0b635 h1:52m0LGchQBBVqJRyYYufQuIbVqRawmubW3OFGqK1ekw=
 github.com/aead/poly1305 v0.0.0-20180717145839-3fee0db0b635/go.mod h1:lmLxL+FV291OopO93Bwf9fQLQeLyt33VJRUg5VJ30us=
-github.com/ameshkov/dnscrypt v1.1.0 h1:2vAt5dD6ZmqlAxEAfzRcLBnkvdf8NI46Kn9InSwQbSI=
-github.com/ameshkov/dnscrypt v1.1.0/go.mod h1:ikduAxNLCTEfd1AaCgpIA5TgroIVQ8JY3Vb095fiFJg=
-github.com/ameshkov/dnsstamps v1.0.1 h1:LhGvgWDzhNJh+kBQd/AfUlq1vfVe109huiXw4JhnPug=
-github.com/ameshkov/dnsstamps v1.0.1/go.mod h1:Ii3eUu73dx4Vw5O4wjzmT5+lkCwovjzaEZZ4gKyIH5A=
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 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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--- a/holaapi.go
+++ b/holaapi.go
@@ -3,6 +3,7 @@ package main
 import (
 	"bytes"
 	"context"
+	"crypto/x509"
 	"encoding/base64"
 	"encoding/hex"
 	"encoding/json"
@@ -14,27 +15,40 @@ import (
 	"net/http"
 	"net/url"
 	"strconv"
+	"strings"
 	"sync"
+	"text/template"
 	"time"

 	"github.com/campoy/unique"
+	"github.com/cenkalti/backoff/v4"
 	"github.com/google/uuid"
+	tls "github.com/refraction-networking/utls"
 )

-const USER_AGENT = "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36"
-const EXT_VER = "1.181.350"
 const EXT_BROWSER = "chrome"
 const PRODUCT = "cws"
 const CCGI_URL = "https://client.hola.org/client_cgi/"
 const VPN_COUNTRIES_URL = CCGI_URL + "vpn_countries.json"
 const BG_INIT_URL = CCGI_URL + "background_init"
 const ZGETTUNNELS_URL = CCGI_URL + "zgettunnels"
-const LOGIN_PREFIX = "user-uuid-"
 const FALLBACK_CONF_URL = "https://www.dropbox.com/s/jemizcvpmf2qb9v/cloud_failover.conf?dl=1"
 const AGENT_SUFFIX = ".hola.org"

+var LOGIN_TEMPLATE = template.Must(template.New("LOGIN_TEMPLATE").Parse("user-uuid-{{.uuid}}-is_prem-{{.prem}}"))
 var TemporaryBanError = errors.New("temporary ban detected")
 var PermanentBanError = errors.New("permanent ban detected")
+var EmptyResponseError = errors.New("empty response")
+
+var userAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
+
+func SetUserAgent(ua string) {
+	userAgent = ua
+}
+
+func GetUserAgent() string {
+	return userAgent
+}

 type CountryList []string

@@ -153,7 +167,7 @@ func do_req(ctx context.Context, client *http.Client, method, url string, query,
 	if query != nil {
 		req.URL.RawQuery = query.Encode()
 	}
-	req.Header.Set("User-Agent", USER_AGENT)
+	req.Header.Set("User-Agent", userAgent)
 	resp, err := client.Do(req)
 	if err != nil {
 		return nil, err
@@ -189,10 +203,10 @@ func VPNCountries(ctx context.Context, client *http.Client) (res CountryList, er
 	return
 }

-func background_init(ctx context.Context, client *http.Client, user_uuid string) (res BgInitResponse, reterr error) {
+func background_init(ctx context.Context, client *http.Client, extVer, user_uuid string) (res BgInitResponse, reterr error) {
 	post_data := make(url.Values)
 	post_data.Add("login", "1")
-	post_data.Add("ver", EXT_VER)
+	post_data.Add("ver", extVer)
 	qs := make(url.Values)
 	qs.Add("uuid", user_uuid)
 	resp, err := do_req(ctx, client, "POST", BG_INIT_URL, qs, post_data)
@@ -216,6 +230,7 @@ func zgettunnels(ctx context.Context,
 	client *http.Client,
 	user_uuid string,
 	session_key int64,
+	extVer string,
 	country string,
 	proxy_type string,
 	limit uint) (res *ZGetTunnelsResponse, reterr error) {
@@ -235,7 +250,7 @@ func zgettunnels(ctx context.Context,
 	}
 	params.Add("limit", strconv.FormatInt(int64(limit), 10))
 	params.Add("ping_id", strconv.FormatFloat(rand.New(RandomSource).Float64(), 'f', -1, 64))
-	params.Add("ext_ver", EXT_VER)
+	params.Add("ext_ver", extVer)
 	params.Add("browser", EXT_BROWSER)
 	params.Add("product", PRODUCT)
 	params.Add("uuid", user_uuid)
@@ -246,7 +261,13 @@ func zgettunnels(ctx context.Context,
 		reterr = err
 		return
 	}
-	reterr = json.Unmarshal(data, &tunnels)
+	err = json.Unmarshal(data, &tunnels)
+	if err != nil {
+		return nil, fmt.Errorf("unable to unmashal zgettunnels response: %w", err)
+	}
+	if len(tunnels.IPList) == 0 {
+		return nil, EmptyResponseError
+	}
 	res = &tunnels
 	return
 }
@@ -313,18 +334,47 @@ func GetFallbackProxies(ctx context.Context) (*FallbackConfig, error) {
 }

 func Tunnels(ctx context.Context,
+	logger *CondLogger,
 	client *http.Client,
+	extVer string,
 	country string,
 	proxy_type string,
-	limit uint) (res *ZGetTunnelsResponse, user_uuid string, reterr error) {
+	limit uint,
+	timeout time.Duration,
+	backoffInitial time.Duration,
+	backoffDeadline time.Duration,
+) (res *ZGetTunnelsResponse, user_uuid string, reterr error) {
 	u := uuid.New()
 	user_uuid = hex.EncodeToString(u[:])
-	initres, err := background_init(ctx, client, user_uuid)
+	ctx1, cancel := context.WithTimeout(ctx, timeout)
+	defer cancel()
+	initres, err := background_init(ctx1, client, extVer, user_uuid)
 	if err != nil {
 		reterr = err
 		return
 	}
-	res, reterr = zgettunnels(ctx, client, user_uuid, initres.Key, country, proxy_type, limit)
+	var bo backoff.BackOff = &backoff.ExponentialBackOff{
+		InitialInterval:     backoffInitial,
+		RandomizationFactor: 0.5,
+		Multiplier:          1.5,
+		MaxInterval:         10 * time.Minute,
+		MaxElapsedTime:      backoffDeadline,
+		Stop:                backoff.Stop,
+		Clock:               backoff.SystemClock,
+	}
+	bo = backoff.WithContext(bo, ctx)
+	err = backoff.RetryNotify(func() error {
+		ctx1, cancel := context.WithTimeout(ctx, timeout)
+		defer cancel()
+		res, reterr = zgettunnels(ctx1, client, user_uuid, initres.Key, extVer, country, proxy_type, limit)
+		return reterr
+	}, bo, func(err error, dur time.Duration) {
+		logger.Info("zgettunnels error: %v; will retry after %v", err, dur.Truncate(time.Millisecond))
+	})
+	if err != nil {
+		logger.Error("All attempts failed: %v", err)
+		return nil, "", err
+	}
 	return
 }

@@ -333,42 +383,71 @@ var baseDialer ContextDialer = &net.Dialer{
 	KeepAlive: 30 * time.Second,
 }

+var tlsConfig *tls.Config
+
 func UpdateHolaDialer(dialer ContextDialer) {
 	baseDialer = dialer
 }

+func UpdateHolaTLSConfig(config *tls.Config) {
+	tlsConfig = config
+}
+
 // Returns default http client with a proxy override
 func httpClientWithProxy(agent *FallbackAgent) *http.Client {
 	t := &http.Transport{
 		ForceAttemptHTTP2:     true,
 		MaxIdleConns:          100,
 		IdleConnTimeout:       90 * time.Second,
-		TLSHandshakeTimeout:   10 * time.Second,
 		ExpectContinueTimeout: 1 * time.Second,
 	}
 	var dialer ContextDialer = baseDialer
+	var rootCAs *x509.CertPool
+	if tlsConfig != nil {
+		rootCAs = tlsConfig.RootCAs
+	}
 	if agent != nil {
-		dialer = NewProxyDialer(agent.NetAddr(), agent.Hostname(), nil, dialer)
+		dialer = NewProxyDialer(agent.NetAddr(), agent.Hostname(), rootCAs, nil, true, dialer)
 	}
 	t.DialContext = dialer.DialContext
+	t.DialTLSContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
+		host, _, err := net.SplitHostPort(addr)
+		if err != nil {
+			return nil, fmt.Errorf("hostname extraction error: %w", err)
+		}
+		conn, err := dialer.DialContext(ctx, network, addr)
+		if err != nil {
+			return nil, fmt.Errorf("can't prepare underlying connection for TLS session: %w", err)
+		}
+		var cfg tls.Config
+		if tlsConfig != nil {
+			cfg = *tlsConfig
+		}
+		cfg.ServerName = host
+		tlsConn := tls.UClient(conn, &cfg, tls.HelloAndroid_11_OkHttp)
+		if err := tlsConn.HandshakeContext(ctx); err != nil {
+			conn.Close()
+			return nil, fmt.Errorf("UClient handshake failed: %w", err)
+		}
+		return tlsConn, nil
+	}
 	return &http.Client{
 		Transport: t,
 	}
 }

-func EnsureTransaction(baseCtx context.Context, txnTimeout time.Duration, txn func(context.Context, *http.Client) bool) (bool, error) {
+func EnsureTransaction(ctx context.Context, getFBTimeout time.Duration, txn func(context.Context, *http.Client) bool) (bool, error) {
 	client := httpClientWithProxy(nil)
 	defer client.CloseIdleConnections()

-	ctx, cancel := context.WithTimeout(baseCtx, txnTimeout)
-	defer cancel()
-
 	if txn(ctx, client) {
 		return true, nil
 	}

 	// Fallback needed
-	fbc, err := GetFallbackProxies(baseCtx)
+	getFBCtx, cancel := context.WithTimeout(ctx, getFBTimeout)
+	defer cancel()
+	fbc, err := GetFallbackProxies(getFBCtx)
 	if err != nil {
 		return false, err
 	}
@@ -376,10 +455,6 @@ func EnsureTransaction(baseCtx context.Context, txnTimeout time.Duration, txn fu
 	for _, agent := range fbc.Agents {
 		client = httpClientWithProxy(&agent)
 		defer client.CloseIdleConnections()
-
-		ctx, cancel = context.WithTimeout(baseCtx, txnTimeout)
-		defer cancel()
-
 		if txn(ctx, client) {
 			return true, nil
 		}
@@ -387,3 +462,12 @@ func EnsureTransaction(baseCtx context.Context, txnTimeout time.Duration, txn fu

 	return false, nil
 }
+
+func TemplateLogin(user_uuid string) string {
+	var b strings.Builder
+	LOGIN_TEMPLATE.Execute(&b, map[string]string{
+		"uuid": user_uuid,
+		"prem": "0",
+	})
+	return b.String()
+}
--- a/hooks/build
+++ b/hooks/build
@@ -1,2 +0,0 @@
-#!/bin/bash
-docker build --build-arg GIT_DESC="$(git describe)" -f "$DOCKERFILE_PATH" -t "$IMAGE_NAME" .
--- a/main.go
+++ b/main.go
@@ -1,9 +1,12 @@
 package main

 import (
+	"context"
+	"crypto/x509"
 	"errors"
 	"flag"
 	"fmt"
+	"io/ioutil"
 	"log"
 	"net"
 	"net/http"
@@ -11,9 +14,14 @@ import (
 	"os"
 	"time"

+	tls "github.com/refraction-networking/utls"
 	xproxy "golang.org/x/net/proxy"
 )

+const (
+	HolaExtStoreID = "gkojfkhlekighikafcpjkiklfbnlmeio"
+)
+
 var (
 	PROTOCOL_WHITELIST map[string]bool
 	version            = "undefined"
@@ -39,6 +47,7 @@ func arg_fail(msg string) {
 }

 type CLIArgs struct {
+	extVer                                  string
 	country                                 string
 	list_countries, list_proxies, use_trial bool
 	limit                                   uint
@@ -50,10 +59,19 @@ type CLIArgs struct {
 	force_port_field                        string
 	showVersion                             bool
 	proxy                                   string
+	caFile                                  string
+	minPause                                time.Duration
+	maxPause                                time.Duration
+	backoffInitial                          time.Duration
+	backoffDeadline                         time.Duration
+	hideSNI                                 bool
+	userAgent                               string
 }

 func parse_args() CLIArgs {
 	var args CLIArgs
+	flag.StringVar(&args.extVer, "ext-ver", "", "extension version to mimic in requests. "+
+		"Can be obtained from https://chrome.google.com/webstore/detail/hola-vpn-the-website-unbl/gkojfkhlekighikafcpjkiklfbnlmeio")
 	flag.StringVar(&args.force_port_field, "force-port-field", "", "force specific port field/num (example 24232 or lum)") // would be nice to not show in help page
 	flag.StringVar(&args.country, "country", "us", "desired proxy location")
 	flag.BoolVar(&args.list_countries, "list-countries", false, "list available countries and exit")
@@ -64,7 +82,9 @@ func parse_args() CLIArgs {
 		"(10 - debug, 20 - info, 30 - warning, 40 - error, 50 - critical)")
 	flag.DurationVar(&args.timeout, "timeout", 10*time.Second, "timeout for network operations")
 	flag.DurationVar(&args.rotate, "rotate", 1*time.Hour, "rotate user ID once per given period")
-	flag.StringVar(&args.proxy_type, "proxy-type", "direct", "proxy type: direct or peer or lum or virt or pool") // or skip but not mentioned
+	flag.DurationVar(&args.backoffInitial, "backoff-initial", 3*time.Second, "initial average backoff delay for zgettunnels (randomized by +/-50%)")
+	flag.DurationVar(&args.backoffDeadline, "backoff-deadline", 5*time.Minute, "total duration of zgettunnels method attempts")
+	flag.StringVar(&args.proxy_type, "proxy-type", "direct", "proxy type: direct or lum") // or skip but not mentioned
 	// skip would be used something like this: `./bin/hola-proxy -proxy-type skip -force-port-field 24232 -country ua.peer` for debugging
 	flag.StringVar(&args.resolver, "resolver", "https://cloudflare-dns.com/dns-query",
 		"DNS/DoH/DoT resolver to workaround Hola blocked hosts. "+
@@ -74,6 +94,9 @@ func parse_args() CLIArgs {
 	flag.StringVar(&args.proxy, "proxy", "", "sets base proxy to use for all dial-outs. "+
 		"Format: <http|https|socks5|socks5h>://[login:password@]host[:port] "+
 		"Examples: http://user:password@192.168.1.1:3128, socks5://10.0.0.1:1080")
+	flag.StringVar(&args.caFile, "cafile", "", "use custom CA certificate bundle file")
+	flag.StringVar(&args.userAgent, "user-agent", GetUserAgent(), "value of User-Agent header in requests")
+	flag.BoolVar(&args.hideSNI, "hide-SNI", true, "hide SNI in TLS sessions with proxy server")
 	flag.Parse()
 	if args.country == "" {
 		arg_fail("Country can't be empty string.")
@@ -87,15 +110,6 @@ func parse_args() CLIArgs {
 	return args
 }

-func proxyFromURLWrapper(u *url.URL, next xproxy.Dialer) (xproxy.Dialer, error) {
-	cdialer, ok := next.(ContextDialer)
-	if !ok {
-		return nil, errors.New("only context dialers are accepted")
-	}
-
-	return ProxyDialerFromURL(u, cdialer)
-}
-
 func run() int {
 	args := parse_args()
 	if args.showVersion {
@@ -120,6 +134,33 @@ func run() int {
 		Timeout:   30 * time.Second,
 		KeepAlive: 30 * time.Second,
 	}
+
+	var caPool *x509.CertPool
+	if args.caFile != "" {
+		caPool = x509.NewCertPool()
+		certs, err := ioutil.ReadFile(args.caFile)
+		if err != nil {
+			mainLogger.Error("Can't load CA file: %v", err)
+			return 15
+		}
+		if ok := caPool.AppendCertsFromPEM(certs); !ok {
+			mainLogger.Error("Can't load certificates from CA file")
+			return 15
+		}
+		UpdateHolaTLSConfig(&tls.Config{
+			RootCAs: caPool,
+		})
+	}
+
+	proxyFromURLWrapper := func(u *url.URL, next xproxy.Dialer) (xproxy.Dialer, error) {
+		cdialer, ok := next.(ContextDialer)
+		if !ok {
+			return nil, errors.New("only context dialers are accepted")
+		}
+
+		return ProxyDialerFromURL(u, caPool, cdialer)
+	}
+
 	if args.proxy != "" {
 		xproxy.RegisterDialerType("http", proxyFromURLWrapper)
 		xproxy.RegisterDialerType("https", proxyFromURLWrapper)
@@ -137,11 +178,27 @@ func run() int {
 		UpdateHolaDialer(dialer)
 	}

+	SetUserAgent(args.userAgent)
+
 	if args.list_countries {
 		return print_countries(args.timeout)
 	}
+
+	if args.extVer == "" {
+		ctx, cl := context.WithTimeout(context.Background(), args.timeout)
+		defer cl()
+		extVer, err := GetExtVer(ctx, nil, HolaExtStoreID, dialer)
+		if err != nil {
+			mainLogger.Critical("Can't detect latest API version. Try to specify -ext-ver parameter. Error: %v", err)
+			return 8
+		}
+		args.extVer = extVer
+		mainLogger.Warning("Detected latest extension version: %q. Pass -ext-ver parameter to skip resolve and speedup startup", args.extVer)
+		cl()
+	}
 	if args.list_proxies {
-		return print_proxies(args.country, args.proxy_type, args.limit, args.timeout)
+		return print_proxies(mainLogger, args.extVer, args.country, args.proxy_type, args.limit, args.timeout,
+			args.backoffInitial, args.backoffDeadline)
 	}

 	mainLogger.Info("hola-proxy client version %s is starting...", version)
@@ -153,7 +210,8 @@ func run() int {
 	}

 	mainLogger.Info("Initializing configuration provider...")
-	auth, tunnels, err := CredService(args.rotate, args.timeout, args.country, args.proxy_type, credLogger)
+	auth, tunnels, err := CredService(args.rotate, args.timeout, args.extVer, args.country,
+		args.proxy_type, credLogger, args.backoffInitial, args.backoffDeadline)
 	if err != nil {
 		mainLogger.Critical("Unable to instantiate credential service: %v", err)
 		return 4
@@ -163,8 +221,8 @@ func run() int {
 		mainLogger.Critical("Unable to determine proxy endpoint: %v", err)
 		return 5
 	}
-	handlerDialer := NewProxyDialer(endpoint.NetAddr(), endpoint.TLSName, auth, dialer)
-	requestDialer := NewPlaintextDialer(endpoint.NetAddr(), endpoint.TLSName, dialer)
+	handlerDialer := NewProxyDialer(endpoint.NetAddr(), endpoint.TLSName, caPool, auth, args.hideSNI, dialer)
+	requestDialer := NewPlaintextDialer(endpoint.NetAddr(), endpoint.TLSName, caPool, args.hideSNI, dialer)
 	mainLogger.Info("Endpoint: %s", endpoint.URL().String())
 	mainLogger.Info("Starting proxy server...")
 	handler := NewProxyHandler(handlerDialer, requestDialer, auth, resolver, proxyLogger)
--- a/plaintext.go
+++ b/plaintext.go
@@ -2,23 +2,28 @@ package main

 import (
 	"context"
-	"crypto/tls"
 	"crypto/x509"
 	"errors"
 	"net"
+
+	tls "github.com/refraction-networking/utls"
 )

 type PlaintextDialer struct {
 	fixedAddress  string
 	tlsServerName string
 	next          ContextDialer
+	caPool        *x509.CertPool
+	hideSNI       bool
 }

-func NewPlaintextDialer(address, tlsServerName string, next ContextDialer) *PlaintextDialer {
+func NewPlaintextDialer(address, tlsServerName string, caPool *x509.CertPool, hideSNI bool, next ContextDialer) *PlaintextDialer {
 	return &PlaintextDialer{
 		fixedAddress:  address,
 		tlsServerName: tlsServerName,
 		next:          next,
+		caPool:        caPool,
+		hideSNI:       hideSNI,
 	}
 }

@@ -38,13 +43,18 @@ func (d *PlaintextDialer) DialContext(ctx context.Context, network, address stri
 		// Custom cert verification logic:
 		// DO NOT send SNI extension of TLS ClientHello
 		// DO peer certificate verification against specified servername
-		conn = tls.Client(conn, &tls.Config{
-			ServerName:         "",
+		sni := d.tlsServerName
+		if d.hideSNI {
+			sni = ""
+		}
+		tlsConn := tls.UClient(conn, &tls.Config{
+			ServerName:         sni,
 			InsecureSkipVerify: true,
 			VerifyConnection: func(cs tls.ConnectionState) error {
 				opts := x509.VerifyOptions{
 					DNSName:       d.tlsServerName,
 					Intermediates: x509.NewCertPool(),
+					Roots:         d.caPool,
 				}
 				for _, cert := range cs.PeerCertificates[1:] {
 					opts.Intermediates.AddCert(cert)
@@ -52,7 +62,12 @@ func (d *PlaintextDialer) DialContext(ctx context.Context, network, address stri
 				_, err := cs.PeerCertificates[0].Verify(opts)
 				return err
 			},
-		})
+		}, tls.HelloAndroid_11_OkHttp)
+		if err := tlsConn.HandshakeContext(ctx); err != nil {
+			conn.Close()
+			return nil, err
+		}
+		return tlsConn, nil
 	}
 	return conn, nil
 }
--- a/resolver.go
+++ b/resolver.go
@@ -1,9 +1,10 @@
 package main

 import (
+	"time"
+
 	"github.com/AdguardTeam/dnsproxy/upstream"
 	"github.com/miekg/dns"
-	"time"
 )

 type Resolver struct {
@@ -13,7 +14,7 @@ type Resolver struct {
 const DOT = 0x2e

 func NewResolver(address string, timeout time.Duration) (*Resolver, error) {
-	opts := upstream.Options{Timeout: timeout}
+	opts := &upstream.Options{Timeout: timeout}
 	u, err := upstream.AddressToUpstream(address, opts)
 	if err != nil {
 		return nil, err
--- a/snapcraft.yaml
+++ b/snapcraft.yaml
@@ -1,5 +1,5 @@
 name: hola-proxy
-version: '1.5.1'
+version: '1.13.2'
 summary: Standalone Hola proxy client.
 description: |
  Standalone Hola proxy client. Just run it and it'll start plain HTTP proxy server forwarding traffic via Hola proxies of your choice.
--- a/upstream.go
+++ b/upstream.go
@@ -4,7 +4,6 @@ import (
 	"bufio"
 	"bytes"
 	"context"
-	"crypto/tls"
 	"crypto/x509"
 	"errors"
 	"fmt"
@@ -14,6 +13,8 @@ import (
 	"net/http/httputil"
 	"net/url"
 	"strings"
+
+	tls "github.com/refraction-networking/utls"
 )

 const (
@@ -38,18 +39,22 @@ type ProxyDialer struct {
 	tlsServerName string
 	auth          AuthProvider
 	next          ContextDialer
+	caPool        *x509.CertPool
+	hideSNI       bool
 }

-func NewProxyDialer(address, tlsServerName string, auth AuthProvider, nextDialer ContextDialer) *ProxyDialer {
+func NewProxyDialer(address, tlsServerName string, caPool *x509.CertPool, auth AuthProvider, hideSNI bool, nextDialer ContextDialer) *ProxyDialer {
 	return &ProxyDialer{
 		address:       address,
 		tlsServerName: tlsServerName,
 		auth:          auth,
 		next:          nextDialer,
+		caPool:        caPool,
+		hideSNI:       hideSNI,
 	}
 }

-func ProxyDialerFromURL(u *url.URL, next ContextDialer) (*ProxyDialer, error) {
+func ProxyDialerFromURL(u *url.URL, caPool *x509.CertPool, next ContextDialer) (*ProxyDialer, error) {
 	host := u.Hostname()
 	port := u.Port()
 	tlsServerName := ""
@@ -79,7 +84,7 @@ func ProxyDialerFromURL(u *url.URL, next ContextDialer) (*ProxyDialer, error) {
 			return authHeader
 		}
 	}
-	return NewProxyDialer(address, tlsServerName, auth, next), nil
+	return NewProxyDialer(address, tlsServerName, caPool, auth, false, next), nil
 }

 func (d *ProxyDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
@@ -98,13 +103,18 @@ func (d *ProxyDialer) DialContext(ctx context.Context, network, address string)
 		// Custom cert verification logic:
 		// DO NOT send SNI extension of TLS ClientHello
 		// DO peer certificate verification against specified servername
-		conn = tls.Client(conn, &tls.Config{
-			ServerName:         "",
+		sni := d.tlsServerName
+		if d.hideSNI {
+			sni = ""
+		}
+		conn = tls.UClient(conn, &tls.Config{
+			ServerName:         sni,
 			InsecureSkipVerify: true,
 			VerifyConnection: func(cs tls.ConnectionState) error {
 				opts := x509.VerifyOptions{
 					DNSName:       d.tlsServerName,
 					Intermediates: x509.NewCertPool(),
+					Roots:         d.caPool,
 				}
 				for _, cert := range cs.PeerCertificates[1:] {
 					opts.Intermediates.AddCert(cert)
@@ -112,7 +122,7 @@ func (d *ProxyDialer) DialContext(ctx context.Context, network, address string)
 				_, err := cs.PeerCertificates[0].Verify(opts)
 				return err
 			},
-		})
+		}, tls.HelloAndroid_11_OkHttp)
 	}

 	req := &http.Request{
--- a/utils.go
+++ b/utils.go
@@ -8,6 +8,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"math/rand"
 	"net"
 	"net/http"
 	"net/url"
@@ -111,7 +112,9 @@ func print_countries(timeout time.Duration) int {
 		err       error
 	)
 	tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-		countries, err = VPNCountries(ctx, client)
+		ctx1, cancel := context.WithTimeout(ctx, timeout)
+		defer cancel()
+		countries, err = VPNCountries(ctx1, client)
 		if err != nil {
 			fmt.Fprintf(os.Stderr, "Transaction error: %v. Retrying with the fallback mechanism...\n", err)
 			return false
@@ -132,14 +135,16 @@ func print_countries(timeout time.Duration) int {
 	return 0
 }

-func print_proxies(country string, proxy_type string, limit uint, timeout time.Duration) int {
+func print_proxies(logger *CondLogger, extVer, country string, proxy_type string,
+	limit uint, timeout time.Duration, backoffInitial time.Duration, backoffDeadline time.Duration,
+) int {
 	var (
 		tunnels   *ZGetTunnelsResponse
 		user_uuid string
 		err       error
 	)
 	tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-		tunnels, user_uuid, err = Tunnels(ctx, client, country, proxy_type, limit)
+		tunnels, user_uuid, err = Tunnels(ctx, logger, client, extVer, country, proxy_type, limit, timeout, backoffInitial, backoffDeadline)
 		if err != nil {
 			fmt.Fprintf(os.Stderr, "Transaction error: %v. Retrying with the fallback mechanism...\n", err)
 			return false
@@ -155,7 +160,7 @@ func print_proxies(country string, proxy_type string, limit uint, timeout time.D
 		return 3
 	}
 	wr := csv.NewWriter(os.Stdout)
-	login := LOGIN_PREFIX + user_uuid
+	login := TemplateLogin(user_uuid)
 	password := tunnels.AgentKey
 	fmt.Println("Login:", login)
 	fmt.Println("Password:", password)
@@ -292,3 +297,11 @@ func copyBody(wr io.Writer, body io.Reader) {
 		}
 	}
 }
+
+func RandRange(low, hi int64) int64 {
+	if low >= hi {
+		panic("RandRange: low boundary is greater or equal to high boundary")
+	}
+	delta := hi - low
+	return low + rand.New(RandomSource).Int63n(delta+1)
+}
Author	SHA1	Message	Date
Vladislav Yarmak	778339ddb2	upd docs	2024-04-17 13:48:27 +03:00
Snawoot	c8350cc731	Merge pull request #117 from Snawoot/upd_deps Update dependencies	2024-04-17 13:46:32 +03:00
Vladislav Yarmak	5b0e1e33c6	bump go version	2024-04-17 13:45:00 +03:00
Vladislav Yarmak	7bc4cc57de	go mod tidy	2024-04-17 13:43:13 +03:00
Vladislav Yarmak	3105cf04f1	update deps	2024-04-17 13:41:49 +03:00
Snawoot	69b582090c	Merge pull request #116 from Snawoot/dependabot/go_modules/github.com/quic-go/quic-go-0.42.0 Bump github.com/quic-go/quic-go from 0.41.0 to 0.42.0	2024-04-17 13:34:06 +03:00
dependabot[bot]	9a91ec21ab	Bump github.com/quic-go/quic-go from 0.41.0 to 0.42.0 Bumps [github.com/quic-go/quic-go](https://github.com/quic-go/quic-go) from 0.41.0 to 0.42.0. - [Release notes](https://github.com/quic-go/quic-go/releases) - [Changelog](https://github.com/quic-go/quic-go/blob/master/Changelog.md) - [Commits](https://github.com/quic-go/quic-go/compare/v0.41.0...v0.42.0) --- updated-dependencies: - dependency-name: github.com/quic-go/quic-go dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com>	2024-04-17 10:32:32 +00:00
Vladislav Yarmak	3d14c627bf	bump snap version	2024-04-17 13:31:41 +03:00
Snawoot	f0ee8a0d23	Merge pull request #115 from Snawoot/cust_user_agent Update default user-agent	2024-04-17 13:30:51 +03:00
Vladislav Yarmak	ca7c13f86a	update default user-agent	2024-04-17 13:30:13 +03:00
Vladislav Yarmak	c5ddc5a5f1	bump snap version	2024-02-25 09:00:26 +02:00
Snawoot	8680aaf470	Merge pull request #114 from Snawoot/drop_go120 Drop go1.20 support	2024-02-25 01:16:46 +02:00
Vladislav Yarmak	36822781d1	drop go1.20 support	2024-02-25 01:15:39 +02:00
Snawoot	1d81ddd083	Merge pull request #113 from Snawoot/utls uTLS	2024-02-25 00:58:41 +02:00
Vladislav Yarmak	37401b39f8	utls: even more fixes	2024-02-25 00:56:37 +02:00
Vladislav Yarmak	d4e86ad2b4	utls: final updates and fixes	2024-02-25 00:40:33 +02:00
Vladislav Yarmak	fc9e85dba0	final fixes for utls impl.	2024-02-25 00:01:11 +02:00
Vladislav Yarmak	bbd2ea4048	uTLS for API HTTP client	2024-02-24 23:35:52 +02:00
Vladislav Yarmak	6d65d22a84	use uTLS for upstream proxy connection	2024-02-24 22:57:15 +02:00
Vladislav Yarmak	2be66ef0d1	bump snap version	2023-12-26 10:42:58 +02:00
Snawoot	7ed761c0c3	Merge pull request #111 from Snawoot/dependabot/go_modules/golang.org/x/crypto-0.17.0 Bump golang.org/x/crypto from 0.15.0 to 0.17.0	2023-12-26 10:41:58 +02:00
Vladislav Yarmak	fa21f85414	go mod tidy	2023-12-26 10:40:59 +02:00
Vladislav Yarmak	6940495771	update all deps	2023-12-26 10:40:38 +02:00
dependabot[bot]	7864816161	Bump golang.org/x/crypto from 0.15.0 to 0.17.0 Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.15.0 to 0.17.0. - [Commits](https://github.com/golang/crypto/compare/v0.15.0...v0.17.0) --- updated-dependencies: - dependency-name: golang.org/x/crypto dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com>	2023-12-26 08:03:31 +00:00
Vladislav Yarmak	838463b771	bump snap version	2023-12-01 14:40:30 +02:00
Snawoot	2ff8391919	Merge pull request #110 from Snawoot/cust_user_agent Customizable User-Agent	2023-12-01 14:39:40 +02:00
Vladislav Yarmak	54fa9a4831	upd doc	2023-12-01 14:39:14 +02:00
Vladislav Yarmak	679ac56806	customizable User-Agent	2023-12-01 14:36:30 +02:00
Vladislav Yarmak	47721e844a	fix go version for compat build	2023-11-12 15:17:46 +02:00
Snawoot	fa8ea7356f	Merge pull request #108 from Snawoot/windows_compat ci: compat with old windows	2023-11-12 15:06:11 +02:00
Vladislav Yarmak	c54c588b17	ci: compat with old windows	2023-11-12 15:02:06 +02:00
Vladislav Yarmak	ad9ecc60ff	bump snap version	2023-11-12 02:45:24 +02:00
Snawoot	527ab8a74a	Merge pull request #107 from Snawoot/dep_upd Update and tidy deps	2023-11-12 02:44:18 +02:00
Vladislav Yarmak	613c7778da	update and tidy deps	2023-11-12 02:42:57 +02:00
Vladislav Yarmak	c0d5a118be	workaround checkout action bug	2023-10-09 01:16:21 +03:00
Vladislav Yarmak	652a7ab662	more trimpath for reproducibility	2023-10-08 15:23:28 +03:00
Vladislav Yarmak	1b1ea6db4f	new CI	2023-10-07 20:24:22 +03:00
Vladislav Yarmak	32fc635666	reproducible build	2023-10-06 15:02:05 +03:00
Vladislav Yarmak	71de713376	add telegram community link	2023-10-02 18:04:10 +03:00
Snawoot	39a9ba0bd3	Merge pull request #102 from Snawoot/docker-crosscompile docker: crosscompile	2023-09-30 15:58:17 +03:00
Vladislav Yarmak	77bfe7907b	docker: crosscompile	2023-09-30 15:57:43 +03:00
Vladislav Yarmak	ba18da688b	upd golang version for docker	2023-09-06 13:33:11 +03:00
Vladislav Yarmak	4af6fdf9ef	bump snap version	2023-09-06 13:18:15 +03:00
Snawoot	b841678722	Merge pull request #99 from Snawoot/old_windows use older golang for windows build for a while	2023-09-06 13:15:47 +03:00
Vladislav Yarmak	5c7b550983	use older golang for windows build for a while	2023-09-06 13:13:57 +03:00
Snawoot	203ed79b2b	Merge pull request #98 from Snawoot/fix_auth Fix auth	2023-09-06 13:10:26 +03:00
Vladislav Yarmak	ce330f66a7	upd dependencies	2023-09-06 13:05:17 +03:00
Vladislav Yarmak	e82da1cb7b	fix auth	2023-09-06 13:04:06 +03:00
Vladislav Yarmak	257fbe70a7	upd doc	2023-07-28 13:04:44 +03:00
Vladislav Yarmak	c9e2a2d5df	bump snap version	2023-07-28 01:18:06 +03:00
Snawoot	98784aada9	Merge pull request #91 from Snawoot/optional-sni-hide option to disable SNI hide	2023-07-28 01:17:13 +03:00
Vladislav Yarmak	518098ac2b	option to disable SNI hide	2023-07-28 01:15:48 +03:00
Vladislav Yarmak	60eee4ad84	bump snap version	2023-05-30 21:45:32 +03:00
Snawoot	223105b010	Merge pull request #87 from Snawoot/fix_store_xml_parsing Improve chrome web store XML parsing	2023-05-30 21:45:13 +03:00
Vladislav Yarmak	b93ba7718c	improve chrome web store XML parsing	2023-05-30 21:43:36 +03:00
Vladislav Yarmak	8660c52f26	bump snap version	2023-05-29 00:59:18 +03:00
Snawoot	a003e75cb4	Merge pull request #85 from Snawoot/resolver_ext_ver Auto-resolve ext_ver	2023-05-29 00:58:25 +03:00
Vladislav Yarmak	173fbd5d98	resolve ext_ver	2023-05-29 00:53:00 +03:00
Vladislav Yarmak	4d182dedd9	bump snap version	2023-05-28 16:43:50 +03:00
Snawoot	6501950752	Merge pull request #84 from Snawoot/fix/ext_ver_quickfix Customizable ext_ver param	2023-05-28 16:43:18 +03:00
Vladislav Yarmak	9118ac4fae	fix ext_ver param	2023-05-28 16:38:26 +03:00
Vladislav Yarmak	7755ea54bd	bump snap version	2023-05-22 12:30:46 +03:00
Snawoot	ff3d976d95	Merge pull request #82 from Ackater/patch-1 Bump hola api client version	2023-05-22 12:28:37 +03:00
Ackater	f5a2bcafbd	Bump hola api client version	2023-05-22 01:28:00 -07:00
Vladislav Yarmak	3e28df5034	go1.20 support	2023-04-27 01:29:58 +03:00
Vladislav Yarmak	63c4b893d9	bump snap version	2023-03-28 11:43:38 +03:00
Snawoot	dac47f1e34	Merge pull request #80 from Snawoot/dependabot/go_modules/golang.org/x/net-0.7.0 Bump golang.org/x/net from 0.5.0 to 0.7.0	2023-03-28 11:35:14 +03:00
Vladislav Yarmak	1afd4fbf81	go mod tidy	2023-03-28 11:34:21 +03:00
Vladislav Yarmak	8dc0fa17fe	update all dependencies	2023-03-28 11:33:33 +03:00
dependabot[bot]	40dbf436f0	Bump golang.org/x/net from 0.5.0 to 0.7.0 Bumps [golang.org/x/net](https://github.com/golang/net) from 0.5.0 to 0.7.0. - [Release notes](https://github.com/golang/net/releases) - [Commits](https://github.com/golang/net/compare/v0.5.0...v0.7.0) --- updated-dependencies: - dependency-name: golang.org/x/net dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com>	2023-03-28 08:28:57 +00:00
Vladislav Yarmak	618010d407	bump snap version	2023-02-08 19:33:09 +02:00
Snawoot	501246d7a2	Merge pull request #78 from Snawoot/tunnels_exp_backoff Tunnels exp backoff	2023-02-08 19:30:47 +02:00
Vladislav Yarmak	34a8addcd5	upd doc	2023-02-08 19:19:29 +02:00
Vladislav Yarmak	b88a0f3edf	tunnels exp backoff	2023-02-08 19:19:29 +02:00
Vladislav Yarmak	8e19a9ce57	bump snap version	2023-02-07 19:38:26 +02:00
Snawoot	bab7fafd27	Merge pull request #77 from Snawoot/adjustable_pause upd doc	2023-02-07 19:37:15 +02:00
Vladislav Yarmak	ed35d9abac	upd doc	2023-02-07 19:35:42 +02:00
Snawoot	37a685bda7	Merge pull request #76 from Snawoot/adjustable_pause adjustable pause	2023-02-07 19:33:22 +02:00
Vladislav Yarmak	4f01c96d19	adjustable pause	2023-02-07 19:32:49 +02:00
Vladislav Yarmak	2e5fce3cd4	bump snap version	2023-02-04 14:36:03 +02:00
Snawoot	a465e24dc5	Merge pull request #75 from Snawoot/bix_netbsd_build Fix NetBSD build	2023-02-04 14:32:13 +02:00
Vladislav Yarmak	ed3f67b2fb	fix NetBSD build	2023-02-04 14:30:38 +02:00
Vladislav Yarmak	2228571412	bump snap version	2023-02-04 13:27:45 +02:00
Snawoot	34588f46e7	Merge pull request #74 from Snawoot/mod_upgrade Modules upgrade	2023-02-04 13:24:01 +02:00
Vladislav Yarmak	c47d582556	mod upgrade	2023-02-04 13:20:00 +02:00
Vladislav Yarmak	478249d7a8	Dockerfile: fixed golang version	2023-02-02 01:03:26 +02:00
Vladislav Yarmak	ff5b462c25	bump snap version	2023-02-02 00:54:56 +02:00
Vladislav Yarmak	7355e3a76e	upd doc	2023-02-02 00:54:24 +02:00
Snawoot	d030f47c59	Merge pull request #72 from Snawoot/fix_tunnels_api fix tunnels API client	2023-02-02 00:51:34 +02:00
Vladislav Yarmak	73e6bca7a3	extend CSPRNG to support math/rand.Source64 interface	2023-02-02 00:26:36 +02:00
Vladislav Yarmak	4b8cb56ff5	fix tunnels API client	2023-02-02 00:26:36 +02:00
Vladislav Yarmak	c413ef95b1	goimports -w	2023-02-01 20:16:05 +02:00
Vladislav Yarmak	adddc10149	go mod tidy	2022-10-22 10:49:56 +03:00
Vladislav Yarmak	0f13b7635e	bump snap version	2022-10-21 21:29:45 +03:00
Snawoot	2ee621310d	Merge pull request #69 from Snawoot/go119 fix build with go1.19	2022-10-21 21:28:35 +03:00
Vladislav Yarmak	1d3a61339f	fix build with go1.19	2022-10-21 21:28:05 +03:00
Vladislav Yarmak	6aa3494d71	enable stale bot	2022-07-01 20:09:58 +03:00
Vladislav Yarmak	068a2d5b83	bump snap version	2022-06-25 15:39:20 +03:00
Snawoot	fadff8c38f	Merge pull request #65 from Snawoot/libs_upgrade libs upgrade	2022-06-25 15:37:46 +03:00
Vladislav Yarmak	bd1a37b3d3	libs upgrade	2022-06-25 15:36:19 +03:00
Vladislav Yarmak	7d891ac613	bump snap version	2021-07-18 00:56:27 +03:00
Snawoot	458efb37ba	Merge pull request #51 from Snawoot/cafile add cafile option	2021-07-18 00:55:21 +03:00
Vladislav Yarmak	26990c6130	upd doc	2021-07-18 00:53:23 +03:00
Vladislav Yarmak	880631670e	add cafile option	2021-07-18 00:52:27 +03:00
Vladislav Yarmak	27381ce5ff	makefile: add arm64 to default build	2021-07-17 20:24:21 +03:00
Vladislav Yarmak	5050e96484	makefile: add arm64 and mips	2021-07-17 19:54:52 +03:00
Vladislav Yarmak	30295224ee	bump snap version	2021-07-15 23:11:09 +03:00
Vladislav Yarmak	4d4348686c	holaapi: update reported client version	2021-07-15 23:10:29 +03:00
Vladislav Yarmak	86b7fece9b	bump snap version	2021-07-02 23:41:28 +03:00
Vladislav Yarmak	608da0baa9	remove mentions of unknown proxy types	2021-07-02 23:38:40 +03:00
Vladislav Yarmak	0c36dee0b7	remove dockerhub hooks	2021-06-09 21:46:34 +03:00
Vladislav Yarmak	f2fdeea039	ci: docker	2021-06-09 19:39:22 +03:00
Snawoot	f5da736ca1	Update README.md	2021-05-02 13:04:36 +03:00