Merge pull request #264 from 9seconds/goreleaser-v1

Use goreleaser for v1

.github/workflows/ci.yaml

@@ -30,10 +30,7 @@ jobs:
     strategy:
       matrix:
         go_version:
-          - ~1.14
+          - ^1.18
-          - ~1.15
-          - ~1.16
-          - ^1.17
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -73,12 +70,12 @@ jobs:
       - name: Run linter
         uses: golangci/golangci-lint-action@v2
         with:
-          version: v1.42.0
+          version: v1.45.0
 
   docker:
     name: Docker
     runs-on: ubuntu-latest
-    timeout-minutes: 15
+    timeout-minutes: 20
     steps:
       - name: Checkout
         uses: actions/checkout@v2

.gitignore

@@ -7,5 +7,5 @@
 *.out
 mtg
 vendor/
-ccbuilds/
 .bin/
+dist/

.golangci.toml

@@ -3,11 +3,10 @@ concurrency = 4
 deadline = "2m"
 tests = true
 skip-dirs = ["vendor"]
-skip-files = ["version.go"]
 
 [output]
 format = "colored-line-number"
 
 [linters]
 enable-all = true
-disable = ["gochecknoglobals", "gas", "gomnd", "goerr113", "exhaustivestruct"]
+disable = ["thelper", "ireturn", "varnamelen", "gochecknoglobals", "gas", "goerr113", "exhaustivestruct", "containedctx"]

.goreleaser.yml

@@ -0,0 +1,65 @@
+---
+
+project_name: mtg
+
+before:
+  hooks:
+    - go mod tidy
+    - go generate ./...
+
+builds:
+  - binary: '{{ .ProjectName }}'
+    goos:
+      - darwin
+      - freebsd
+      - linux
+      - netbsd
+      - openbsd
+    goarch:
+      - 386
+      - amd64
+      - arm
+      - arm64
+    goarm:
+      - 6
+      - 7
+    env:
+      - CGO_ENABLED=0
+    flags:
+      - -trimpath
+      - -mod=readonly
+    ldflags: -s -w -X main.version={{ .Version }}
+    ignore:
+      - goos: darwin
+        goarch: 386
+      - goos: freebsd
+        goarch: arm64
+      - goos: netbsd
+        goarch: arm64
+      - goos: openbsd
+        goarch: arm64
+
+archives:
+  - name_template: '{{ .ProjectName }}-{{ .Version }}-{{ .Os }}-{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}'
+    format: tar.gz
+    wrap_in_directory: true
+    format_overrides:
+      - goos: windows
+        format: zip
+    files:
+      - LICENSE
+      - README.md
+      - SECURITY.md
+
+gomod:
+  proxy: true
+
+snapshot:
+  name_template: '{{ .Version }}'
+
+checksum:
+  name_template: '{{ .ProjectName }}-{{ .Version }}-checksums.txt'
+
+source:
+  enabled: true
+  name_template: '{{ .ProjectName }}-sources'

Dockerfile

@@ -1,7 +1,7 @@
 ###############################################################################
 # BUILD STAGE
 
-FROM golang:1.17-alpine AS build
+FROM golang:1.18-alpine AS build
 
 RUN set -x \
   && apk --no-cache --update add \

Makefile

@@ -2,14 +2,12 @@ ROOT_DIR     := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
 IMAGE_NAME   := mtg
 APP_NAME     := $(IMAGE_NAME)
 
-CC_BINARIES  := $(shell bash -c "echo -n $(APP_NAME)-{linux,freebsd,openbsd}-{386,amd64} $(APP_NAME)-linux-{arm,arm64}")
+GOLANGCI_LINT_VERSION := v1.45.0
-
-GOLANGCI_LINT_VERSION := v1.42.0
 
 VERSION_GO         := $(shell go version)
 VERSION_DATE       := $(shell date -Ru)
 VERSION_TAG        := $(shell git describe --tags --always)
-COMMON_BUILD_FLAGS := -mod=readonly -ldflags="-s -w -X 'main.version=$(VERSION_TAG) ($(VERSION_GO)) [$(VERSION_DATE)]'"
+COMMON_BUILD_FLAGS := -trimpath -mod=readonly -ldflags="-s -w -X 'main.version=$(VERSION_TAG) ($(VERSION_GO)) [$(VERSION_DATE)]'"
 
 GOBIN  := $(ROOT_DIR)/.bin
 GOTOOL := env "GOBIN=$(GOBIN)" "PATH=$(ROOT_DIR)/.bin:$(PATH)"
@@ -29,18 +27,6 @@ $(APP_NAME): build
 static:
 	@env CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo $(COMMON_BUILD_FLAGS) -o "$(APP_NAME)"
 
-$(APP_NAME)-%: GOOS=$(shell echo -n "$@" | sed 's?$(APP_NAME)-??' | cut -f1 -d-)
-$(APP_NAME)-%: GOARCH=$(shell echo -n "$@" | sed 's?$(APP_NAME)-??' | cut -f2 -d-)
-$(APP_NAME)-%: ccbuilds
-	@env "GOOS=$(GOOS)" "GOARCH=$(GOARCH)" \
-		go build \
-		$(COMMON_BUILD_FLAGS) \
-		-o "./ccbuilds/$(APP_NAME)-$(GOOS)-$(GOARCH)"
-
-.PHONY: ccbuilds
-ccbuilds:
-	@rm -rf ./ccbuilds && mkdir -p ./ccbuilds
-
 vendor: go.mod go.sum
 	@$(MOD_ON) go mod vendor
 
@@ -52,9 +38,6 @@ test:
 citest:
 	@go test -coverprofile=coverage.txt -covermode=atomic -race -v ./...
 
-.PHONY: crosscompile
-crosscompile: $(CC_BINARIES)
-
 .PHONY: clean
 clean:
 	@git clean -xfd && \
@@ -73,8 +56,18 @@ docker:
 doc:
 	@$(GOTOOL) godoc -http 0.0.0.0:10000
 
+.PHONY: fmt
+fmt:
+	@$(GOTOOL) gofumpt -w -extra "$(ROOT_DIR)"
+
+.PHONY: release
+release:
+	@$(GOTOOL) goreleaser release --snapshot --rm-dist && \
+		find "$(ROOT_DIR)/dist" -type d | grep -vP "dist$$" | xargs -r rm -rf && \
+		rm -f "$(ROOT_DIR)/dist/config.yaml"
+
 .PHONY: install-tools
-install-tools: install-tools-lint install-tools-godoc
+install-tools: install-tools-lint install-tools-godoc install-tools-gofumpt install-tools-goreleaser
 
 .PHONY: install-tools-lint
 install-tools-lint:
@@ -87,6 +80,14 @@ install-tools-godoc:
 	@mkdir -p "$(GOBIN)" || true && \
 		$(GOTOOL) go get -u golang.org/x/tools/cmd/godoc
 
+.PHONY: install-tools-gofumpt
+install-tools-gofumpt: .bin
+	@$(GOTOOL) go install mvdan.cc/gofumpt@latest
+
+.PHONY: goreleaser
+install-tools-goreleaser: .bin
+	@$(GOTOOL) go install github.com/goreleaser/goreleaser@latest
+
 .PHONY: update-deps
-upgrade-deps:
+update-deps:
-	$go get -u && go mod tidy
+	@go get -u && go mod tidy -go=1.18

config/config.go

@@ -146,7 +146,7 @@ func (c *Config) adjustProxyValue(value int) int {
 
 	fvalue := float64(value)
 
-	newValue := fvalue * 2 * math.Log(float64(c.MultiplexPerConnection))
+	newValue := fvalue * 2 * math.Log(float64(c.MultiplexPerConnection)) // nolint: gomnd
 	newValue = math.Ceil(newValue)
 	newValue = math.Max(fvalue, newValue)
 
@@ -208,15 +208,15 @@ func Init(options ...Opt) error { // nolint: gocyclo, funlen, cyclop
 		case OptionTypeStatsdTags:
 			C.StatsdTags = opt.Value.(map[string]string) // nolint: forcetypeassert
 		case OptionTypeWriteBufferSize:
-			C.WriteBuffer = int(opt.Value.(units.Base2Bytes))
+			C.WriteBuffer = int(opt.Value.(units.Base2Bytes)) // nolint: forcetypeassert
 		case OptionTypeReadBufferSize:
-			C.ReadBuffer = int(opt.Value.(units.Base2Bytes))
+			C.ReadBuffer = int(opt.Value.(units.Base2Bytes)) // nolint: forcetypeassert
 		case OptionTypeCloakPort:
-			C.CloakPort = int(opt.Value.(uint16))
+			C.CloakPort = int(opt.Value.(uint16)) // nolint: forcetypeassert
 		case OptionTypeAntiReplayMaxSize:
-			C.AntiReplayMaxSize = int(opt.Value.(units.Base2Bytes))
+			C.AntiReplayMaxSize = int(opt.Value.(units.Base2Bytes)) // nolint: forcetypeassert
 		case OptionTypeMultiplexPerConnection:
-			C.MultiplexPerConnection = int(opt.Value.(uint))
+			C.MultiplexPerConnection = int(opt.Value.(uint)) // nolint: forcetypeassert
 		case OptionTypeNTPServers:
 			C.NTPServers = opt.Value.([]string) // nolint: forcetypeassert
 			if len(C.NTPServers) == 0 {

faketls/cloak.go

@@ -26,7 +26,7 @@ func cloak(one, another io.ReadWriteCloser) {
 	another = rwc.NewPing(ctx, another, channelPing)
 	wg := &sync.WaitGroup{}
 
-	wg.Add(2)
+	wg.Add(2) // nolint: gomnd
 
 	go cloakPipe(one, another, wg)
 

go.mod

@@ -1,22 +1,21 @@
 module github.com/9seconds/mtg
 
-go 1.17
+go 1.18
 
 require (
-	github.com/VictoriaMetrics/fastcache v1.6.0
+	github.com/VictoriaMetrics/fastcache v1.9.0
-	github.com/alecthomas/units v0.0.0-20210208195552-ff826a37aa15
+	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137
 	github.com/beevik/ntp v0.3.0
 	github.com/golang/snappy v0.0.4 // indirect
-	github.com/prometheus/client_golang v1.11.0
+	github.com/prometheus/client_golang v1.12.1
-	github.com/prometheus/common v0.30.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
 	github.com/smira/go-statsd v1.3.2
-	go.uber.org/multierr v1.7.0 // indirect
+	go.uber.org/multierr v1.8.0 // indirect
-	go.uber.org/zap v1.19.0
+	go.uber.org/zap v1.21.0
-	golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83
+	golang.org/x/crypto v0.0.0-20220315160706-3147a52a75dd
-	golang.org/x/net v0.0.0-20210525063256-abc453219eb5 // indirect
+	golang.org/x/net v0.0.0-20220225172249-27dd8689420f // indirect
-	golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40
+	golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8
-	golang.org/x/tools v0.1.0 // indirect
 	google.golang.org/protobuf v1.27.1 // indirect
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6
 )

go.sum

@@ -33,16 +33,16 @@ cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/VictoriaMetrics/fastcache v1.6.0 h1:C/3Oi3EiBCqufydp1neRZkqcwmEiuRT9c3fqvvgKm5o=
+github.com/VictoriaMetrics/fastcache v1.9.0 h1:oMwsS6c8abz98B7ytAewQ7M1ZN/Im/iwKoE1euaFvhs=
-github.com/VictoriaMetrics/fastcache v1.6.0/go.mod h1:0qHz5QP0GMX4pfmMA/zt5RgfNuXJrTP0zS7DqpHGGTw=
+github.com/VictoriaMetrics/fastcache v1.9.0/go.mod h1:otoTS3xu+6IzF/qByjqzjp3rTuzM3Qf0ScU1UTj97iU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 h1:JYp7IbQjafoB+tBA3gMyHYHrpOtNuDiK/uB5uXxq5wM=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
-github.com/alecthomas/units v0.0.0-20210208195552-ff826a37aa15 h1:AUNCr9CiJuwrRYS3XieqF+Z9B9gNxo/eANAJCF2eiN4=
+github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 h1:s6gZFSlWYmbqAuRjVTiNNhvNRfY2Wxp9nhfyel4rklc=
-github.com/alecthomas/units v0.0.0-20210208195552-ff826a37aa15/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE=
+github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE=
 github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156 h1:eMwmnE/GDgah4HI848JfFxHt+iPb26b4zyfspmqY0/8=
 github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156/go.mod h1:Cb/ax3seSYIx7SuZdm2G2xzfwmv3TPSk2ucNfQESPXM=
 github.com/beevik/ntp v0.3.0 h1:xzVrPrE4ziasFXgBVBZJDP0Wg/KpMwk2KHJ4Ba8GrDw=
@@ -108,7 +108,6 @@ github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
 github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM=
 github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
@@ -143,6 +142,7 @@ github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
 github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/json-iterator/go v1.1.11/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
+github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
@@ -160,6 +160,7 @@ github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJ
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
 github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
+github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
@@ -171,8 +172,9 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
 github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
 github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M=
-github.com/prometheus/client_golang v1.11.0 h1:HNkLOAEQMIDv/K+04rukrLx6ch7msSRwf3/SASFAGtQ=
 github.com/prometheus/client_golang v1.11.0/go.mod h1:Z6t4BnS23TR94PD6BsDNk8yVqroYurpAkEiz0P2BEV0=
+github.com/prometheus/client_golang v1.12.1 h1:ZiaPsmm9uiBeaSMRznKsCDNtPCS0T3JVDGF+06gjBzk=
+github.com/prometheus/client_golang v1.12.1/go.mod h1:3Z9XVyYiZYEO+YQWt3RD2R3jrbd179Rt297l4aS6nDY=
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
@@ -181,8 +183,8 @@ github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6T
 github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
 github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
 github.com/prometheus/common v0.26.0/go.mod h1:M7rCNAaPfAosfx8veZJCuw84e35h3Cfd9VFqTh1DIvc=
-github.com/prometheus/common v0.30.0 h1:JEkYlQnpzrzQFxi6gnukFPdQ+ac82oRhzMcIduJu/Ug=
+github.com/prometheus/common v0.32.1 h1:hWIdL3N2HoUx3B8j3YN9mWor0qhY/NlEKZEaXxuIRh4=
-github.com/prometheus/common v0.30.0/go.mod h1:vu+V0TpY+O6vW9J44gczi3Ap/oXXR10b+M/gUGO4Hls=
+github.com/prometheus/common v0.32.1/go.mod h1:vu+V0TpY+O6vW9J44gczi3Ap/oXXR10b+M/gUGO4Hls=
 github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
 github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=
 github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
@@ -205,7 +207,7 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
-github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
@@ -214,21 +216,21 @@ go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
 go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
-go.uber.org/goleak v1.1.10 h1:z+mqJhf6ss6BSfSM671tgKyZBFPTTJM+HLxnhPC3wu0=
+go.uber.org/goleak v1.1.11 h1:wy28qYRKZgnJTxGxvye5/wgWr1EKjmUDGYox5mGlRlI=
-go.uber.org/goleak v1.1.10/go.mod h1:8a7PlsEVH3e/a/GLqe5IIrQx6GzcnRmZEufDUTk4A7A=
+go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
-go.uber.org/multierr v1.7.0 h1:zaiO/rmgFjbmCXdSYJWQcdvOCsthmdaHfr3Gm2Kx4Ec=
+go.uber.org/multierr v1.8.0 h1:dg6GjLku4EH+249NNmoIciG9N/jURbDG+pFlTkhzIC8=
-go.uber.org/multierr v1.7.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
+go.uber.org/multierr v1.8.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
-go.uber.org/zap v1.19.0 h1:mZQZefskPPCMIBCSEH0v2/iUqqLrYtaeqwD6FUGUnFE=
+go.uber.org/zap v1.21.0 h1:WefMeulhovoZ2sYXz7st6K0sLj7bBhpiFaud4r4zST8=
-go.uber.org/zap v1.19.0/go.mod h1:xg/QME4nWcxGxrpdeYfq7UvYrLh66cuVKdrbD1XF/NI=
+go.uber.org/zap v1.21.0/go.mod h1:wjWOCqI0f2ZZrJF/UufIOkiC8ii6tm1iqIsLo76RfJw=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83 h1:/ZScEX8SfEmUGRHs0gxpqteO5nfNW6axyZbBdw9A12g=
+golang.org/x/crypto v0.0.0-20220315160706-3147a52a75dd h1:XcWmESyNjXJMLahc3mqVQJcgSTDxFxhETVlfk9uGc38=
-golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
+golang.org/x/crypto v0.0.0-20220315160706-3147a52a75dd/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -250,7 +252,6 @@ golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHl
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
 golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
-golang.org/x/lint v0.0.0-20200302205851-738671d3881b h1:Wh+f8QHJXR411sJR8/vRBTZ7YapZaRvUcLFFJhusH0k=
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
@@ -260,6 +261,7 @@ golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzB
 golang.org/x/mod v0.1.1-0.20191107180719-034126e5016b/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -288,9 +290,10 @@ golang.org/x/net v0.0.0-20200520182314-0ba52f642ac2/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
-golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
-golang.org/x/net v0.0.0-20210525063256-abc453219eb5 h1:wjuX4b5yYQnEQHzd+CBcrcC6OVR2J1CN6mUy0oSxIPo=
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20220225172249-27dd8689420f h1:oA4XRj0qtSt8Yo1Zms0CUlsT3KG69V2UGQWPBxujDmc=
+golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -305,8 +308,8 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -320,7 +323,6 @@ golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190624142023-c5567b49c5d0/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191001151750-bb3f8db39f24/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200106162015-b016eb3dc98e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -339,15 +341,16 @@ golang.org/x/sys v0.0.0-20200523222454-059865788121/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210324051608-47abb6519492/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40 h1:JWgyZ1qgdTaF3N3oxC+MdTV7qvEEgHo3otj+HB5CM7Q=
+golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
+golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220204135822-1c1b9b1eba6a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8 h1:OH54vjqzRWmbJ62fjuhxy7AxFFgoHN0/DPc/UrL8cAs=
+golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -373,7 +376,6 @@ golang.org/x/tools v0.0.0-20190628153133-6cdbf07be9d0/go.mod h1:/rFqwRUd4F7ZHNgw
 golang.org/x/tools v0.0.0-20190816200558-6889da9d5479/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20190911174233-4f2ddba30aff/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191108193012-7d206e10da11/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191113191852-77e3bb0ad9e7/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191115202509-3a792d9c32b2/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -399,8 +401,7 @@ golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200804011535-6c149bb5ef0d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
-golang.org/x/tools v0.1.0 h1:po9/4sTYwZU9lPhi1tOrb4hCv3qrhiQ77LZfGa2OjwY=
+golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

hub/hub.go

@@ -18,7 +18,7 @@ func (h *hub) Register(req *protocol.TelegramRequest) (*ProxyConn, error) {
 }
 
 func (h *hub) getMux(req *protocol.TelegramRequest) *mux {
-	key := 32767 + int32(req.ClientProtocol.DC()) + 100000*int32(req.ClientProtocol.ConnectionProtocol())
+	key := 32767 + int32(req.ClientProtocol.DC()) + 100000*int32(req.ClientProtocol.ConnectionProtocol()) // nolint: gomnd
 
 	h.mutex.RLock()
 	m, ok := h.muxes[key]

mtproto/rpc/handshake_response.go

@@ -41,7 +41,7 @@ func (r *HandshakeResponse) Valid() error {
 // NewHandshakeResponse constructs new handshake response from the given
 // data.
 func NewHandshakeResponse(data []byte) (*HandshakeResponse, error) {
-	if len(data) != 32 {
+	if len(data) != 32 { // nolint: gomnd
 		return nil, fmt.Errorf("incorrect handshake response length %d", len(data))
 	}
 

mtproto/rpc/nonce_request.go

@@ -29,17 +29,17 @@ func (r *NonceRequest) Bytes() []byte {
 
 // NewNonceRequest builds new none request based on proxy secret.
 func NewNonceRequest(proxySecret []byte) (*NonceRequest, error) {
-	nonce := make([]byte, 16)
+	nonce := make([]byte, 16)      // nolint: gomnd
-	keySelector := make([]byte, 4)
+	keySelector := make([]byte, 4) // nolint: gomnd
-	cryptoTS := make([]byte, 4)
+	cryptoTS := make([]byte, 4)    // nolint: gomnd
 
 	if _, err := rand.Read(nonce); err != nil {
 		return nil, fmt.Errorf("cannot generate nonce: %w", err)
 	}
 
 	copy(keySelector, proxySecret)
-
+	// 256 ^ 4 - do not know how to name
-	timestamp := time.Now().Truncate(time.Second).Unix() % 4294967296 // 256 ^ 4 - do not know how to name
+	timestamp := time.Now().Truncate(time.Second).Unix() % 4294967296 // nolint: gomnd
 	binary.LittleEndian.PutUint32(cryptoTS, uint32(timestamp))
 
 	return &NonceRequest{

mtproto/rpc/nonce_response.go

@@ -44,7 +44,7 @@ func (r *NonceResponse) Valid(req *NonceRequest) error {
 
 // NewNonceResponse build new nonce response based on the given data.
 func NewNonceResponse(data []byte) (*NonceResponse, error) {
-	if len(data) != 32 {
+	if len(data) != 32 { // nolint: gomnd
 		return nil, fmt.Errorf("unexpected message length %d", len(data))
 	}
 

mtproto/rpc/proxy_flags.go

@@ -21,14 +21,14 @@ const (
 var ProxyRequestFlagsEncryptedPrefix [8]byte
 
 func (r ProxyRequestFlags) Bytes() []byte {
-	converted := make([]byte, 4)
+	converted := make([]byte, 4) // nolint: gomnd
 	binary.LittleEndian.PutUint32(converted, uint32(r))
 
 	return converted
 }
 
 func (r ProxyRequestFlags) String() string {
-	flags := make([]string, 0, 7)
+	flags := make([]string, 0, 7) // nolint: gomnd
 
 	if r&ProxyRequestFlagsHasAdTag != 0 {
 		flags = append(flags, "HAS_AD_TAG")

mtproto/rpc/proxy_response.go

@@ -24,7 +24,7 @@ type ProxyResponse struct {
 func ParseProxyResponse(packet conntypes.Packet) (*ProxyResponse, error) {
 	var response ProxyResponse
 
-	if len(packet) < 4 {
+	if len(packet) < 4 { // nolint: gomnd
 		return nil, fmt.Errorf("incorrect packet length: %d", len(packet))
 	}
 

obfuscated2/telegram_protocol.go

@@ -47,17 +47,17 @@ func generateFrame(cp protocol.ClientProtocol) (fm Frame) {
 			continue
 		}
 
-		if data[0] == 0xef {
+		if data[0] == 0xef { // nolint: gomnd
 			continue
 		}
 
-		val := (uint32(data[3]) << 24) | (uint32(data[2]) << 16) | (uint32(data[1]) << 8) | uint32(data[0])
+		val := (uint32(data[3]) << 24) | (uint32(data[2]) << 16) | (uint32(data[1]) << 8) | uint32(data[0])        // nolint: gomnd, lll
-		if val == 0x44414548 || val == 0x54534f50 || val == 0x20544547 || val == 0x4954504f || val == 0xeeeeeeee {
+		if val == 0x44414548 || val == 0x54534f50 || val == 0x20544547 || val == 0x4954504f || val == 0xeeeeeeee { // nolint: lll
 			continue
 		}
 
-		val = (uint32(data[7]) << 24) | (uint32(data[6]) << 16) | (uint32(data[5]) << 8) | uint32(data[4])
+		val = (uint32(data[7]) << 24) | (uint32(data[6]) << 16) | (uint32(data[5]) << 8) | uint32(data[4]) // nolint: gomnd
-		if val == 0x00000000 {
+		if val == 0x00000000 {                                                                             // nolint: gomnd
 			continue
 		}
 

proxy/direct.go

@@ -20,7 +20,7 @@ func directConnection(request *protocol.TelegramRequest) error {
 	defer telegramConnRaw.Close()
 
 	wg := &sync.WaitGroup{}
-	wg.Add(2)
+	wg.Add(2) // nolint: gomnd
 
 	go directPipe(telegramConnRaw, request.ClientConn, wg, request.Logger)
 

proxy/middle.go

@@ -32,7 +32,7 @@ func middleConnection(request *protocol.TelegramRequest) {
 	}
 
 	wg := &sync.WaitGroup{}
-	wg.Add(2)
+	wg.Add(2) // nolint: gomnd
 
 	go middlePipe(telegramConn, clientConn, wg, request.Logger)
 
@@ -44,7 +44,8 @@ func middleConnection(request *protocol.TelegramRequest) {
 func middlePipe(dst conntypes.PacketAckWriteCloser,
 	src conntypes.PacketAckReadCloser,
 	wg *sync.WaitGroup,
-	logger *zap.SugaredLogger) {
+	logger *zap.SugaredLogger,
+) {
 	defer func() {
 		dst.Close()
 		src.Close()

stats/stats.go

@@ -32,7 +32,7 @@ func Init(ctx context.Context) error {
 
 	go func() {
 		<-ctx.Done()
-		srv.Shutdown(context.Background()) // nolint: errcheck
+		srv.Shutdown(context.Background()) // nolint: errcheck, contextcheck
 	}()
 
 	Stats = multiStats(stats)

stats/stats_prometheus.go

@@ -39,7 +39,8 @@ func (s *statsPrometheus) ClientDisconnected(connectionType conntypes.Connection
 
 func (s *statsPrometheus) changeConnections(connectionType conntypes.ConnectionType,
 	addr *net.TCPAddr,
-	increment float64) {
+	increment float64,
+) {
 	labels := [...]string{
 		"intermediate",
 		"ipv4",

stats/stats_statsd.go

@@ -83,7 +83,7 @@ func (s *statsStatsd) ClientDisconnected(connectionType conntypes.ConnectionType
 }
 
 func (s *statsStatsd) changeConnections(connectionType conntypes.ConnectionType, addr *net.TCPAddr, increment int64) {
-	tags := make([]*statsStatsdTag, 0, 2)
+	tags := make([]*statsStatsdTag, 0, 2) // nolint: gomnd
 
 	switch connectionType {
 	case conntypes.ConnectionTypeAbridged:
@@ -194,8 +194,8 @@ func newStatsStatsd() Interface {
 	return &statsStatsd{
 		seen: make(map[string]struct{}),
 		client: statsd.NewClient(config.C.StatsdAddr.String(),
-			statsd.SendLoopCount(2),
+			statsd.SendLoopCount(2),                  // nolint: gomnd
-			statsd.ReconnectInterval(10*time.Second),
+			statsd.ReconnectInterval(10*time.Second), // nolint: gomnd
 			statsd.Logger(logger),
 			statsd.MetricPrefix(prefix),
 			statsd.TagStyle(config.C.StatsdTagsFormat),

telegram/api/addresses.go

@@ -74,12 +74,12 @@ func getAddresses(url string) (map[conntypes.DC][]string, conntypes.DC, error) {
 }
 
 func addressesParseProxyFor(text string) (string, conntypes.DC, error) {
-	chunks := addressesProxyForSplitter.Split(text, 3)
+	chunks := addressesProxyForSplitter.Split(text, 3) // nolint: gomnd
 	if len(chunks) != 3 || chunks[0] != "proxy_for" {
 		return "", 0, fmt.Errorf("incorrect config %s", text)
 	}
 
-	dc, err := strconv.ParseInt(chunks[1], 10, 16)
+	dc, err := strconv.ParseInt(chunks[1], 10, 16) // nolint: gomnd
 	if err != nil {
 		return "", 0, fmt.Errorf("incorrect config '%s': %w", text, err)
 	}
@@ -93,14 +93,14 @@ func addressesParseProxyFor(text string) (string, conntypes.DC, error) {
 }
 
 func addressesParseDefault(text string) (conntypes.DC, error) {
-	chunks := addressesProxyForSplitter.Split(text, 2)
+	chunks := addressesProxyForSplitter.Split(text, 2) // nolint: gomnd
 	if len(chunks) != 2 || chunks[0] != "default" {
 		return 0, fmt.Errorf("incorrect config '%s'", text)
 	}
 
 	dcString := strings.TrimRight(chunks[1], ";")
 
-	dc, err := strconv.ParseInt(dcString, 10, 16)
+	dc, err := strconv.ParseInt(dcString, 10, 16) // nolint: gomnd
 	if err != nil {
 		return 0, fmt.Errorf("incorrect config '%s': %w", text, err)
 	}

telegram/base.go

@@ -28,7 +28,8 @@ func (b *baseTelegram) Secret() []byte {
 }
 
 func (b *baseTelegram) dial(dc conntypes.DC,
-	protocol conntypes.ConnectionProtocol) (conntypes.StreamReadWriteCloser, error) {
+	protocol conntypes.ConnectionProtocol,
+) (conntypes.StreamReadWriteCloser, error) {
 	for _, addr := range b.getAddresses(dc, protocol) {
 		conn, err := b.dialer.Dial("tcp", addr)
 		if err != nil {
@@ -50,7 +51,7 @@ func (b *baseTelegram) dial(dc conntypes.DC,
 }
 
 func (b *baseTelegram) getAddresses(dc conntypes.DC, protocol conntypes.ConnectionProtocol) []string {
-	addresses := make([]string, 0, 2)
+	addresses := make([]string, 0, 2) // nolint: gomnd
 	protos := []conntypes.ConnectionProtocol{
 		conntypes.ConnectionProtocolIPv6,
 		conntypes.ConnectionProtocolIPv4,
@@ -74,7 +75,8 @@ func (b *baseTelegram) getAddresses(dc conntypes.DC, protocol conntypes.Connecti
 }
 
 func (b *baseTelegram) chooseAddress(addresses map[conntypes.DC][]string,
-	dc, defaultDC conntypes.DC) string {
+	dc, defaultDC conntypes.DC,
+) string {
 	addrs, ok := addresses[dc]
 	if !ok {
 		addrs = addresses[defaultDC]

telegram/direct.go

@@ -29,7 +29,8 @@ type directTelegram struct {
 }
 
 func (d *directTelegram) Dial(dc conntypes.DC,
-	protocol conntypes.ConnectionProtocol) (conntypes.StreamReadWriteCloser, error) {
+	protocol conntypes.ConnectionProtocol,
+) (conntypes.StreamReadWriteCloser, error) {
 	switch {
 	case dc < 0:
 		dc = -dc

telegram/middle.go

@@ -63,7 +63,8 @@ func (m *middleTelegram) backgroundUpdate() {
 }
 
 func (m *middleTelegram) Dial(dc conntypes.DC,
-	protocol conntypes.ConnectionProtocol) (conntypes.StreamReadWriteCloser, error) {
+	protocol conntypes.ConnectionProtocol,
+) (conntypes.StreamReadWriteCloser, error) {
 	if dc == 0 {
 		dc = conntypes.DCDefaultIdx
 	}

tlstypes/server_hello.go

@@ -36,7 +36,7 @@ func (s ServerHello) WelcomePacket() []byte {
 	}
 	recChangeCipher.WriteBytes(buf)
 
-	hostCert := make([]byte, 1024+mrand.Intn(3092)) // nolint: gosec
+	hostCert := make([]byte, 1024+mrand.Intn(3092)) // nolint: gosec, gomnd
 	rand.Read(hostCert)                             // nolint: errcheck
 
 	recData := Record{
@@ -67,7 +67,7 @@ func NewServerHello(clientHello *ClientHello) *ServerHello {
 	copy(rv.SessionID, clientHello.SessionID)
 
 	tail := bytes.NewBuffer(CipherSuiteType_TLS_AES_128_GCM_SHA256_Bytes)
-	tail.WriteByte(0x00) // no compression
+	tail.WriteByte(0x00) // nolint: gomnd // no compression
 	makeTLSExtensions(tail)
 	rv.Tail = RawBytes(tail.Bytes())
 

utils/init_tcp.go

@@ -5,7 +5,7 @@ import (
 	"net"
 )
 
-func InitTCP(conn net.Conn, readBufferSize int, writeBufferSize int) error {
+func InitTCP(conn net.Conn, readBufferSize, writeBufferSize int) error {
 	tcpConn := conn.(*net.TCPConn) // nolint: forcetypeassert
 
 	if err := tcpConn.SetNoDelay(true); err != nil {

utils/reverse_bytes.go

@@ -6,7 +6,7 @@ func ReverseBytes(data []byte) []byte {
 	rv := make([]byte, dataLen)
 	rv[dataLen/2] = data[dataLen/2]
 
-	for i := dataLen/2 - 1; i >= 0; i-- {
+	for i := dataLen/2 - 1; i >= 0; i-- { // nolint: gomnd
 		opp := dataLen - i - 1
 		rv[i], rv[opp] = data[opp], data[i]
 	}

utils/uint24.go

@@ -3,9 +3,9 @@ package utils
 type Uint24 [3]byte
 
 func ToUint24(number uint32) Uint24 {
-	return Uint24{byte(number), byte(number >> 8), byte(number >> 16)}
+	return Uint24{byte(number), byte(number >> 8), byte(number >> 16)} // nolint: gomnd
 }
 
 func FromUint24(number Uint24) uint32 {
-	return uint32(number[0]) + (uint32(number[1]) << 8) + (uint32(number[2]) << 16)
+	return uint32(number[0]) + (uint32(number[1]) << 8) + (uint32(number[2]) << 16) // nolint: gomnd
 }

wrappers/packet/mtproto_frame.go

@@ -50,7 +50,7 @@ func (w *wrapperMtprotoFrame) Read() (conntypes.Packet, error) { // nolint: funl
 		buf.Reset()
 		sum.Reset()
 
-		if _, err := io.CopyN(writer, w.parent, 4); err != nil {
+		if _, err := io.CopyN(writer, w.parent, 4); err != nil { // nolint: gomnd
 			return nil, fmt.Errorf("cannot read frame padding: %w", err)
 		}
 
@@ -72,7 +72,7 @@ func (w *wrapperMtprotoFrame) Read() (conntypes.Packet, error) { // nolint: funl
 
 	buf.Reset()
 
-	if _, err := io.CopyN(writer, w.parent, int64(messageLength)-4-4); err != nil {
+	if _, err := io.CopyN(writer, w.parent, int64(messageLength)-4-4); err != nil { // nolint: gomnd
 		return nil, fmt.Errorf("cannot read the message frame: %w", err)
 	}
 
@@ -88,7 +88,7 @@ func (w *wrapperMtprotoFrame) Read() (conntypes.Packet, error) { // nolint: funl
 	buf.Reset()
 	// write to buf, not to writer. This is because we are going to fetch
 	// crc32 checksum.
-	if _, err := io.CopyN(buf, w.parent, 4); err != nil {
+	if _, err := io.CopyN(buf, w.parent, 4); err != nil { // nolint: gomnd
 		return nil, fmt.Errorf("cannot read checksum: %w", err)
 	}
 
@@ -109,7 +109,7 @@ func (w *wrapperMtprotoFrame) Read() (conntypes.Packet, error) { // nolint: funl
 }
 
 func (w *wrapperMtprotoFrame) Write(p conntypes.Packet) error {
-	messageLength := 4 + 4 + len(p) + 4
+	messageLength := 4 + 4 + len(p) + 4 // nolint: gomnd
 	paddingLength := (aes.BlockSize - messageLength%aes.BlockSize) % aes.BlockSize
 
 	buf := &bytes.Buffer{}
@@ -119,8 +119,8 @@ func (w *wrapperMtprotoFrame) Write(p conntypes.Packet) error {
 	buf.Write(p)
 
 	checksum := crc32.ChecksumIEEE(buf.Bytes())
-	binary.Write(buf, binary.LittleEndian, checksum) // nolint: errcheck
+	binary.Write(buf, binary.LittleEndian, checksum)              // nolint: errcheck
-	buf.Write(bytes.Repeat(mtprotoFramePadding, paddingLength/4))
+	buf.Write(bytes.Repeat(mtprotoFramePadding, paddingLength/4)) // nolint: gomnd
 
 	w.logger.Debugw("Write MTProto frame",
 		"length", len(p),

wrappers/packetack/client_abridged.go

@@ -39,9 +39,9 @@ func (w *wrapperClientAbridged) Read(acks *conntypes.ConnectionAcks) (conntypes.
 	}
 
 	if msgLength == clientAbridgedSmallPacketLength {
-		buf.Grow(3)
+		buf.Grow(3) // nolint: gomnd
 
-		if _, err := io.CopyN(&buf, w.parent, 3); err != nil {
+		if _, err := io.CopyN(&buf, w.parent, 3); err != nil { // nolint: gomnd
 			return nil, fmt.Errorf("cannot read correct message length: %w", err)
 		}
 
@@ -75,7 +75,7 @@ func (w *wrapperClientAbridged) Write(packet conntypes.Packet, acks *conntypes.C
 		return nil
 	}
 
-	packetLength := len(packet) / 4
+	packetLength := len(packet) / 4 // nolint: gomnd
 
 	switch {
 	case packetLength < clientAbridgedSmallPacketLength:

wrappers/packetack/client_intermediate.go

@@ -20,9 +20,9 @@ type wrapperClientIntermediate struct {
 func (w *wrapperClientIntermediate) Read(acks *conntypes.ConnectionAcks) (conntypes.Packet, error) {
 	buf := bytes.Buffer{}
 
-	buf.Grow(4)
+	buf.Grow(4) // nolint: gomnd
 
-	if _, err := io.CopyN(&buf, w.parent, 4); err != nil {
+	if _, err := io.CopyN(&buf, w.parent, 4); err != nil { // nolint: gomnd
 		return nil, fmt.Errorf("cannot read message length: %w", err)
 	}
 

wrappers/packetack/client_intermediate_secure.go

@@ -20,7 +20,7 @@ func (w *wrapperClientIntermediateSecure) Read(acks *conntypes.ConnectionAcks) (
 		return nil, err
 	}
 
-	length := len(data) - (len(data) % 4)
+	length := len(data) - (len(data) % 4) // nolint: gomnd
 
 	return data[:length], nil
 }
@@ -35,7 +35,7 @@ func (w *wrapperClientIntermediateSecure) Write(packet conntypes.Packet, acks *c
 	}
 
 	buf := &bytes.Buffer{}
-	paddingLength := rand.Intn(4) // nolint: gosec
+	paddingLength := rand.Intn(4) // nolint: gosec, gomnd
 
 	buf.Grow(4 + len(packet) + paddingLength)
 

wrappers/packetack/proxy.go

@@ -42,7 +42,7 @@ func (w *wrapperProxy) Write(packet conntypes.Packet, acks *conntypes.Connection
 	buf.Write(rpc.ProxyRequestProxyTag)
 	buf.WriteByte(byte(len(config.C.AdTag)))
 	buf.Write(config.C.AdTag)
-	buf.Write(make([]byte, (4-buf.Len()%4)%4))
+	buf.Write(make([]byte, (4-buf.Len()%4)%4)) // nolint: gomnd
 	buf.Grow(len(packet))
 	buf.Write(packet)
 

wrappers/stream/blockcipher.go

@@ -70,7 +70,8 @@ func (w *wrapperBlockCipher) RemoteAddr() *net.TCPAddr {
 }
 
 func newBlockCipher(parent conntypes.StreamReadWriteCloser,
-	encryptor, decryptor cipher.BlockMode) conntypes.StreamReadWriteCloser {
+	encryptor, decryptor cipher.BlockMode,
+) conntypes.StreamReadWriteCloser {
 	cipher := &wrapperBlockCipher{
 		parent:    parent,
 		encryptor: encryptor,

wrappers/stream/conn.go

@@ -91,10 +91,11 @@ func (w *wrapperConn) RemoteAddr() *net.TCPAddr {
 
 func newConn(parent net.Conn,
 	connID conntypes.ConnID,
-	purpose connPurpose) conntypes.StreamReadWriteCloser {
+	purpose connPurpose,
-	localAddr := *parent.LocalAddr().(*net.TCPAddr)
+) conntypes.StreamReadWriteCloser {
+	localAddr := *parent.LocalAddr().(*net.TCPAddr) // nolint: forcetypeassert
 
-	if parent.RemoteAddr().(*net.TCPAddr).IP.To4() != nil {
+	if parent.RemoteAddr().(*net.TCPAddr).IP.To4() != nil { // nolint: forcetypeassert
 		if config.C.PublicIPv4.IP != nil {
 			localAddr.IP = config.C.PublicIPv4.IP
 		}
@@ -117,7 +118,7 @@ func newConn(parent net.Conn,
 		parent:     parent,
 		connID:     connID,
 		logger:     logger,
-		remoteAddr: parent.RemoteAddr().(*net.TCPAddr),
+		remoteAddr: parent.RemoteAddr().(*net.TCPAddr), // nolint: forcetypeassert
 		localAddr:  &localAddr,
 	}
 }

wrappers/stream/ctx.go

@@ -84,7 +84,8 @@ func (w *wrapperCtx) RemoteAddr() *net.TCPAddr {
 
 func NewCtx(ctx context.Context,
 	cancel context.CancelFunc,
-	parent conntypes.StreamReadWriteCloser) conntypes.StreamReadWriteCloser {
+	parent conntypes.StreamReadWriteCloser,
+) conntypes.StreamReadWriteCloser {
 	return &wrapperCtx{
 		parent: parent,
 		ctx:    ctx,

wrappers/stream/mtproto_cipher.go

@@ -26,7 +26,8 @@ var mtprotoEmptyIP = [4]byte{0x00, 0x00, 0x00, 0x00}
 func NewMiddleProxyCipher(parent conntypes.StreamReadWriteCloser,
 	req *rpc.NonceRequest,
 	resp *rpc.NonceResponse,
-	secret []byte) conntypes.StreamReadWriteCloser {
+	secret []byte,
+) conntypes.StreamReadWriteCloser {
 	localAddr := parent.LocalAddr()
 	remoteAddr := parent.RemoteAddr()
 
@@ -53,7 +54,8 @@ func mtprotoDeriveKeys(purpose mtprotoCipherPurpose,
 	req *rpc.NonceRequest,
 	resp *rpc.NonceResponse,
 	client, remote *net.TCPAddr,
-	secret []byte) ([]byte, []byte) {
+	secret []byte,
+) ([]byte, []byte) {
 	message := bytes.Buffer{}
 
 	message.Write(resp.Nonce)

wrappers/stream/obfuscated2.go

@@ -84,7 +84,8 @@ func (w *wrapperObfuscated2) Close() error {
 }
 
 func NewObfuscated2(socket conntypes.StreamReadWriteCloser,
-	encryptor, decryptor cipher.Stream) conntypes.StreamReadWriteCloser {
+	encryptor, decryptor cipher.Stream,
+) conntypes.StreamReadWriteCloser {
 	return &wrapperObfuscated2{
 		parent:    socket,
 		encryptor: encryptor,