Update module github.com/spf13/afero to v1.15.0

* Update golangci/golangci-lint-action action to v9

* Bump golangci-lint to 2.6.2

* Refactor to pass golangcli-lint

* Fix tests

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Dave Gallant <dave.gallant@gmail.com>
Co-authored-by: Dave Gallant <davegallant@proton.me>

.github/workflows/golangci-lint.yml

@@ -13,13 +13,13 @@ jobs:
     name: validate
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
-          go-version: 1.19
-      - uses: actions/checkout@v4
+          go-version: 1.25
+      - uses: actions/checkout@v6
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v6
+        uses: golangci/golangci-lint-action@v9
         with:
-          version: v1.49
+          version: v2.6.2
       - name: test
         run: make test

.github/workflows/release.yml

@@ -11,14 +11,14 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       -
         name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
-          go-version: "1.22"
+          go-version: "1.25"
       -
         name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v6

Makefile

@@ -11,5 +11,5 @@ test: ## Run unit tests
 .PHONY: test
 
 lint: ## Run lint
-	@go get github.com/golangci/golangci-lint/cmd/golangci-lint@v1.51.0
+	@go get github.com/golangci/golangci-lint/v2/cmd/golangci-lint@v2.6.2
 	golangci-lint run

README.md

@@ -6,7 +6,7 @@ This is a client for [vpngate.net](https://www.vpngate.net/).
 
 This client fetches the list of available relay servers provided by vpngate.net, and allows you to filter and connect to a server of your liking.
 
-You can check out your current IP address and region at <https://ipinfo.io>, or run the following:
+You can check out your current IP address and region at <https://ipinfo.io/json>, or run the following:
 
 ```shell
 curl ipinfo.io

cmd/connect.go

@@ -6,7 +6,6 @@ import (
 	"math/rand"
 	"os"
 	"strings"
-	"time"
 
 	"github.com/AlecAivazis/survey/v2"
 	"github.com/rs/zerolog/log"
@@ -39,7 +38,7 @@ var connectCmd = &cobra.Command{
 	Run: func(cmd *cobra.Command, args []string) {
 		vpnServers, err := vpn.GetList(flagProxy, flagSocks5Proxy)
 		if err != nil {
-			log.Fatal().Msgf(err.Error())
+			log.Fatal().Msg(err.Error())
 			os.Exit(1)
 		}
 
@@ -85,29 +84,28 @@ var connectCmd = &cobra.Command{
 
 			if flagRandom {
 				// Select a random server
-				rand.Seed(time.Now().UnixNano())
 				serverSelected = (*vpnServers)[rand.Intn(len(*vpnServers))]
 			}
 
 			decodedConfig, err := base64.StdEncoding.DecodeString(serverSelected.OpenVpnConfigData)
 			if err != nil {
-				log.Fatal().Msgf(err.Error())
+				log.Fatal().Msg(err.Error())
 				os.Exit(1)
 			}
 
 			tmpfile, err := os.CreateTemp("", "vpngate-openvpn-config-")
 			if err != nil {
-				log.Fatal().Msgf(err.Error())
+				log.Fatal().Msg(err.Error())
 				os.Exit(1)
 			}
 
 			if _, err := tmpfile.Write(decodedConfig); err != nil {
-				log.Fatal().Msgf(err.Error())
+				log.Fatal().Msg(err.Error())
 				os.Exit(1)
 			}
 
 			if err := tmpfile.Close(); err != nil {
-				log.Fatal().Msgf(err.Error())
+				log.Fatal().Msg(err.Error())
 				os.Exit(1)
 			}
 
@@ -116,10 +114,14 @@ var connectCmd = &cobra.Command{
 			err = vpn.Connect(tmpfile.Name())
 
 			if err != nil && !flagReconnect {
-				log.Fatal().Msgf(err.Error())
+				log.Fatal().Msg(err.Error())
 				os.Exit(1)
 			} else {
-				os.Remove(tmpfile.Name())
+				err = os.Remove(tmpfile.Name())
+				if err !=  nil {
+					log.Fatal().Msg(err.Error())
+					os.Exit(1)
+				}
 			}
 
 		}

cmd/list.go

@@ -23,10 +23,10 @@ var listCmd = &cobra.Command{
 	Short: "List all available vpn servers",
 	Args:  cobra.NoArgs,
 	Run: func(cmd *cobra.Command, args []string) {
-		
+
 		vpnServers, err := vpn.GetList(flagProxy, flagSocks5Proxy)
 		if err != nil {
-			log.Fatal().Msgf(err.Error())
+			log.Fatal().Msg(err.Error())
 			os.Exit(1)
 		}
 

flake.lock

@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1743814133,
+        "narHash": "sha256-drDyYyUmjeYGiHmwB9eOPTQRjmrq3Yz26knwmMPLZFk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "250b695f41e0e2f5afbf15c6b12480de1fe0001b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,46 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+    }:
+    let
+      vpngate =
+        pkgs:
+        pkgs.buildGo123Module rec {
+          name = "vpngate";
+          src = ./.;
+          vendorHash = "sha256-CP2sFJdIde88WFJlAq29GlE7c1c0xJ6tHzrrasMzJo8=";
+          nativeBuildInputs = pkgs.lib.optionals pkgs.stdenv.isLinux [ pkgs.makeWrapper ];
+          env.CGO_ENABLED = 0;
+          doCheck = false;
+        };
+
+      flakeForSystem =
+        nixpkgs: system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+          vg = vpngate pkgs;
+        in
+        {
+          packages = {
+            default = vg;
+            vpngate = vg;
+          };
+          devShell = pkgs.mkShell {
+            packages = with pkgs; [
+              gopls
+              gotools
+              go_1_25
+            ];
+          };
+        };
+    in
+    flake-utils.lib.eachDefaultSystem (system: flakeForSystem nixpkgs system);
+}

go.mod

@@ -1,34 +1,227 @@
 module github.com/davegallant/vpngate
 
-go 1.19
+go 1.24.0
+
+toolchain go1.24.9
 
 require (
 	github.com/AlecAivazis/survey/v2 v2.3.7
 	github.com/jszwec/csvutil v1.10.0
 	github.com/juju/errors v1.0.0
 	github.com/olekukonko/tablewriter v0.0.5
-	github.com/rs/zerolog v1.33.0
-	github.com/spf13/afero v1.11.0
-	github.com/spf13/cobra v1.8.1
-	github.com/stretchr/testify v1.9.0
-	golang.org/x/net v0.30.0
+	github.com/rs/zerolog v1.34.0
+	github.com/spf13/afero v1.15.0
+	github.com/spf13/cobra v1.10.1
+	github.com/stretchr/testify v1.11.1
+	golang.org/x/net v0.46.0
 )
 
 require (
+	4d63.com/gocheckcompilerdirectives v1.3.0 // indirect
+	4d63.com/gochecknoglobals v0.2.2 // indirect
+	codeberg.org/chavacava/garif v0.2.0 // indirect
+	dev.gaijin.team/go/exhaustruct/v4 v4.0.0 // indirect
+	dev.gaijin.team/go/golib v0.6.0 // indirect
+	github.com/4meepo/tagalign v1.4.3 // indirect
+	github.com/Abirdcfly/dupword v0.1.7 // indirect
+	github.com/AdminBenni/iota-mixing v1.0.0 // indirect
+	github.com/AlwxSin/noinlineerr v1.0.5 // indirect
+	github.com/Antonboom/errname v1.1.1 // indirect
+	github.com/Antonboom/nilnil v1.1.1 // indirect
+	github.com/Antonboom/testifylint v1.6.4 // indirect
+	github.com/BurntSushi/toml v1.5.0 // indirect
+	github.com/Djarvur/go-err113 v0.1.1 // indirect
+	github.com/Masterminds/semver/v3 v3.4.0 // indirect
+	github.com/MirrexOne/unqueryvet v1.2.1 // indirect
+	github.com/OpenPeeDeeP/depguard/v2 v2.2.1 // indirect
+	github.com/alecthomas/chroma/v2 v2.20.0 // indirect
+	github.com/alecthomas/go-check-sumtype v0.3.1 // indirect
+	github.com/alexkohler/nakedret/v2 v2.0.6 // indirect
+	github.com/alexkohler/prealloc v1.0.0 // indirect
+	github.com/alfatraining/structtag v1.0.0 // indirect
+	github.com/alingse/asasalint v0.0.11 // indirect
+	github.com/alingse/nilnesserr v0.2.0 // indirect
+	github.com/ashanbrown/forbidigo/v2 v2.3.0 // indirect
+	github.com/ashanbrown/makezero/v2 v2.1.0 // indirect
+	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/bkielbasa/cyclop v1.2.3 // indirect
+	github.com/blizzy78/varnamelen v0.8.0 // indirect
+	github.com/bombsimon/wsl/v4 v4.7.0 // indirect
+	github.com/bombsimon/wsl/v5 v5.3.0 // indirect
+	github.com/breml/bidichk v0.3.3 // indirect
+	github.com/breml/errchkjson v0.4.1 // indirect
+	github.com/butuzov/ireturn v0.4.0 // indirect
+	github.com/butuzov/mirror v1.3.0 // indirect
+	github.com/catenacyber/perfsprint v0.10.0 // indirect
+	github.com/ccojocar/zxcvbn-go v1.0.4 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/charithe/durationcheck v0.0.11 // indirect
+	github.com/charmbracelet/colorprofile v0.2.3-0.20250311203215-f60798e515dc // indirect
+	github.com/charmbracelet/lipgloss v1.1.0 // indirect
+	github.com/charmbracelet/x/ansi v0.8.0 // indirect
+	github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd // indirect
+	github.com/charmbracelet/x/term v0.2.1 // indirect
+	github.com/ckaznocha/intrange v0.3.1 // indirect
+	github.com/curioswitch/go-reassign v0.3.0 // indirect
+	github.com/daixiang0/gci v0.13.7 // indirect
+	github.com/dave/dst v0.27.3 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/denis-tingaikin/go-header v0.5.0 // indirect
+	github.com/dlclark/regexp2 v1.11.5 // indirect
+	github.com/ettle/strcase v0.2.0 // indirect
+	github.com/fatih/color v1.18.0 // indirect
+	github.com/fatih/structtag v1.2.0 // indirect
+	github.com/firefart/nonamedreturns v1.0.6 // indirect
+	github.com/fsnotify/fsnotify v1.5.4 // indirect
+	github.com/fzipp/gocyclo v0.6.0 // indirect
+	github.com/ghostiam/protogetter v0.3.17 // indirect
+	github.com/go-critic/go-critic v0.14.2 // indirect
+	github.com/go-toolsmith/astcast v1.1.0 // indirect
+	github.com/go-toolsmith/astcopy v1.1.0 // indirect
+	github.com/go-toolsmith/astequal v1.2.0 // indirect
+	github.com/go-toolsmith/astfmt v1.1.0 // indirect
+	github.com/go-toolsmith/astp v1.1.0 // indirect
+	github.com/go-toolsmith/strparse v1.1.0 // indirect
+	github.com/go-toolsmith/typep v1.1.0 // indirect
+	github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
+	github.com/go-xmlfmt/xmlfmt v1.1.3 // indirect
+	github.com/gobwas/glob v0.2.3 // indirect
+	github.com/godoc-lint/godoc-lint v0.10.1 // indirect
+	github.com/gofrs/flock v0.13.0 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/golangci/asciicheck v0.5.0 // indirect
+	github.com/golangci/dupl v0.0.0-20250308024227-f665c8d69b32 // indirect
+	github.com/golangci/go-printf-func-name v0.1.1 // indirect
+	github.com/golangci/gofmt v0.0.0-20250106114630-d62b90e6713d // indirect
+	github.com/golangci/golangci-lint/v2 v2.6.2 // indirect
+	github.com/golangci/golines v0.0.0-20250217134842-442fd0091d95 // indirect
+	github.com/golangci/misspell v0.7.0 // indirect
+	github.com/golangci/plugin-module-register v0.1.2 // indirect
+	github.com/golangci/revgrep v0.8.0 // indirect
+	github.com/golangci/swaggoswag v0.0.0-20250504205917-77f2aca3143e // indirect
+	github.com/golangci/unconvert v0.0.0-20250410112200-a129a6e6413e // indirect
+	github.com/google/go-cmp v0.7.0 // indirect
+	github.com/gordonklaus/ineffassign v0.2.0 // indirect
+	github.com/gostaticanalysis/analysisutil v0.7.1 // indirect
+	github.com/gostaticanalysis/comment v1.5.0 // indirect
+	github.com/gostaticanalysis/forcetypeassert v0.2.0 // indirect
+	github.com/gostaticanalysis/nilerr v0.1.2 // indirect
+	github.com/hashicorp/go-immutable-radix/v2 v2.1.0 // indirect
+	github.com/hashicorp/go-version v1.7.0 // indirect
+	github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/hexops/gotextdiff v1.0.3 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/jgautheron/goconst v1.8.2 // indirect
+	github.com/jingyugao/rowserrcheck v1.1.1 // indirect
+	github.com/jjti/go-spancheck v0.6.5 // indirect
+	github.com/julz/importas v0.2.0 // indirect
+	github.com/karamaru-alpha/copyloopvar v1.2.2 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
-	github.com/kr/pretty v0.3.0 // indirect
-	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.19 // indirect
-	github.com/mattn/go-runewidth v0.0.15 // indirect
+	github.com/kisielk/errcheck v1.9.0 // indirect
+	github.com/kkHAIKE/contextcheck v1.1.6 // indirect
+	github.com/kr/pretty v0.3.1 // indirect
+	github.com/kulti/thelper v0.7.1 // indirect
+	github.com/kunwardeep/paralleltest v1.0.15 // indirect
+	github.com/lasiar/canonicalheader v1.1.2 // indirect
+	github.com/ldez/exptostd v0.4.5 // indirect
+	github.com/ldez/gomoddirectives v0.7.1 // indirect
+	github.com/ldez/grignotin v0.10.1 // indirect
+	github.com/ldez/tagliatelle v0.7.2 // indirect
+	github.com/ldez/usetesting v0.5.0 // indirect
+	github.com/leonklingele/grouper v1.1.2 // indirect
+	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/macabu/inamedparam v0.2.0 // indirect
+	github.com/magiconair/properties v1.8.6 // indirect
+	github.com/manuelarte/embeddedstructfieldcheck v0.4.0 // indirect
+	github.com/manuelarte/funcorder v0.5.0 // indirect
+	github.com/maratori/testableexamples v1.0.1 // indirect
+	github.com/maratori/testpackage v1.1.2 // indirect
+	github.com/matoous/godox v1.1.0 // indirect
+	github.com/mattn/go-colorable v0.1.14 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/mattn/go-runewidth v0.0.16 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/mgechev/revive v1.12.0 // indirect
 	github.com/mgutz/ansi v0.0.0-20200706080929-d51e80ef957d // indirect
+	github.com/mitchellh/go-homedir v1.1.0 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/moricho/tparallel v0.3.2 // indirect
+	github.com/muesli/termenv v0.16.0 // indirect
+	github.com/nakabonne/nestif v0.3.1 // indirect
+	github.com/nishanths/exhaustive v0.12.0 // indirect
+	github.com/nishanths/predeclared v0.2.2 // indirect
+	github.com/nunnatsa/ginkgolinter v0.21.2 // indirect
+	github.com/pelletier/go-toml v1.9.5 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rivo/uniseg v0.4.4 // indirect
-	github.com/rogpeppe/go-internal v1.9.0 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
-	golang.org/x/sys v0.26.0 // indirect
-	golang.org/x/term v0.25.0 // indirect
-	golang.org/x/text v0.19.0 // indirect
+	github.com/polyfloyd/go-errorlint v1.8.0 // indirect
+	github.com/prometheus/client_golang v1.12.1 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/quasilyte/go-ruleguard v0.4.5 // indirect
+	github.com/quasilyte/go-ruleguard/dsl v0.3.23 // indirect
+	github.com/quasilyte/gogrep v0.5.0 // indirect
+	github.com/quasilyte/regex/syntax v0.0.0-20210819130434-b3f0c404a727 // indirect
+	github.com/quasilyte/stdinfo v0.0.0-20220114132959-f7386bf02567 // indirect
+	github.com/raeperd/recvcheck v0.2.0 // indirect
+	github.com/rivo/uniseg v0.4.7 // indirect
+	github.com/rogpeppe/go-internal v1.14.1 // indirect
+	github.com/ryancurrah/gomodguard v1.4.1 // indirect
+	github.com/ryanrolds/sqlclosecheck v0.5.1 // indirect
+	github.com/sanposhiho/wastedassign/v2 v2.1.0 // indirect
+	github.com/santhosh-tekuri/jsonschema/v6 v6.0.2 // indirect
+	github.com/sashamelentyev/interfacebloat v1.1.0 // indirect
+	github.com/sashamelentyev/usestdlibvars v1.29.0 // indirect
+	github.com/securego/gosec/v2 v2.22.10 // indirect
+	github.com/sirupsen/logrus v1.9.3 // indirect
+	github.com/sivchari/containedctx v1.0.3 // indirect
+	github.com/sonatard/noctx v0.4.0 // indirect
+	github.com/sourcegraph/go-diff v0.7.0 // indirect
+	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.10 // indirect
+	github.com/spf13/viper v1.12.0 // indirect
+	github.com/ssgreg/nlreturn/v2 v2.2.1 // indirect
+	github.com/stbenjam/no-sprintf-host-port v0.2.0 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
+	github.com/subosito/gotenv v1.4.1 // indirect
+	github.com/tetafro/godot v1.5.4 // indirect
+	github.com/timakin/bodyclose v0.0.0-20241222091800-1db5c5ca4d67 // indirect
+	github.com/timonwong/loggercheck v0.11.0 // indirect
+	github.com/tomarrell/wrapcheck/v2 v2.11.0 // indirect
+	github.com/tommy-muehle/go-mnd/v2 v2.5.1 // indirect
+	github.com/ultraware/funlen v0.2.0 // indirect
+	github.com/ultraware/whitespace v0.2.0 // indirect
+	github.com/uudashr/gocognit v1.2.0 // indirect
+	github.com/uudashr/iface v1.4.1 // indirect
+	github.com/xen0n/gosmopolitan v1.3.0 // indirect
+	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
+	github.com/yagipy/maintidx v1.0.0 // indirect
+	github.com/yeya24/promlinter v0.3.0 // indirect
+	github.com/ykadowak/zerologlint v0.1.5 // indirect
+	gitlab.com/bosi/decorder v0.4.2 // indirect
+	go-simpler.org/musttag v0.14.0 // indirect
+	go-simpler.org/sloglint v0.11.1 // indirect
+	go.augendre.info/arangolint v0.3.1 // indirect
+	go.augendre.info/fatcontext v0.9.0 // indirect
+	go.uber.org/automaxprocs v1.6.0 // indirect
+	go.uber.org/multierr v1.10.0 // indirect
+	go.uber.org/zap v1.27.0 // indirect
+	golang.org/x/exp/typeparams v0.0.0-20251023183803-a4bb9ffd2546 // indirect
+	golang.org/x/mod v0.29.0 // indirect
+	golang.org/x/sync v0.18.0 // indirect
+	golang.org/x/sys v0.37.0 // indirect
+	golang.org/x/term v0.36.0 // indirect
+	golang.org/x/text v0.30.0 // indirect
+	golang.org/x/tools v0.38.0 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	honnef.co/go/tools v0.6.1 // indirect
+	mvdan.cc/gofumpt v0.9.2 // indirect
+	mvdan.cc/unparam v0.0.0-20251027182757-5beb8c8f8f15 // indirect
 )

pkg/exec/run.go

@@ -20,7 +20,7 @@ func Run(path string, workDir string, args ...string) error {
 	}
 	cmd := exec.Command(path, args...)
 	cmd.Dir = workDir
-	log.Debug().Msgf("Executing " + strings.Join(cmd.Args, " "))
+	log.Debug().Msg("Executing " + strings.Join(cmd.Args, " "))
 	stdout, err := cmd.StdoutPipe()
 	if err != nil {
 		log.Fatal().Msgf("Failed to get stdout pipe: %v", err)

pkg/vpn/client.go

@@ -14,7 +14,9 @@ func Connect(configPath string) error {
 	if err != nil {
 		return errors.Annotate(err, "Unable to create a temporary log file")
 	}
-	defer os.Remove(tmpLogFile.Name())
+	defer func() {
+		_ = os.Remove(tmpLogFile.Name())
+	}()
 
 	executable := "openvpn"
 	if runtime.GOOS == "windows" {

pkg/vpn/list.go

@@ -119,7 +119,9 @@ func GetList(httpProxy string, socks5Proxy string) (*[]Server, error) {
 		if err != nil {
 			return err
 		}
-		defer r.Body.Close()
+		defer func() {
+			_ = r.Body.Close()
+		}()
 
 		if r.StatusCode != 200 {
 			return errors.Annotatef(err, "Unexpected status code when retrieving vpn list: %d", r.StatusCode)