Tag 0.11.2

Allow to add arguments to the backend build arguments

Fixes #146

cmd/build.go

@@ -72,6 +72,7 @@ Build packages specifying multiple definition trees:
 		viper.BindPFlag("nodeps", cmd.Flags().Lookup("nodeps"))
 		viper.BindPFlag("onlydeps", cmd.Flags().Lookup("onlydeps"))
 		viper.BindPFlag("values", cmd.Flags().Lookup("values"))
+		viper.BindPFlag("backend-args", cmd.Flags().Lookup("backend-args"))
 
 		viper.BindPFlag("image-repository", cmd.Flags().Lookup("image-repository"))
 		viper.BindPFlag("push", cmd.Flags().Lookup("push"))
@@ -83,6 +84,9 @@ Build packages specifying multiple definition trees:
 		LuetCfg.Viper.BindPFlag("solver.discount", cmd.Flags().Lookup("solver-discount"))
 		LuetCfg.Viper.BindPFlag("solver.rate", cmd.Flags().Lookup("solver-rate"))
 		LuetCfg.Viper.BindPFlag("solver.max_attempts", cmd.Flags().Lookup("solver-attempts"))
+		LuetCfg.Viper.BindPFlag("general.show_build_output", cmd.Flags().Lookup("live-output"))
+		LuetCfg.Viper.BindPFlag("backend-args", cmd.Flags().Lookup("backend-args"))
+
 	},
 	Run: func(cmd *cobra.Command, args []string) {
 
@@ -107,6 +111,7 @@ Build packages specifying multiple definition trees:
 		full, _ := cmd.Flags().GetBool("full")
 		concurrent, _ := cmd.Flags().GetBool("solver-concurrent")
 		var results Results
+		backendArgs := viper.GetStringSlice("backend-args")
 
 		out, _ := cmd.Flags().GetString("output")
 		if out != "terminal" {
@@ -155,6 +160,8 @@ Build packages specifying multiple definition trees:
 		LuetCfg.GetSolverOptions().Discount = float32(discount)
 		LuetCfg.GetSolverOptions().MaxAttempts = attempts
 
+		LuetCfg.GetGeneral().ShowBuildOutput = LuetCfg.Viper.GetBool("general.show_build_output")
+
 		Debug("Solver", LuetCfg.GetSolverOptions().CompactString())
 
 		opts := compiler.NewDefaultCompilerOptions()
@@ -176,6 +183,7 @@ Build packages specifying multiple definition trees:
 		}
 
 		luetCompiler := compiler.NewLuetCompiler(compilerBackend, generalRecipe.GetDatabase(), opts, solverOpts)
+		luetCompiler.SetBackendArgs(backendArgs)
 		luetCompiler.SetConcurrency(concurrency)
 		luetCompiler.SetCompressionType(compiler.CompressionImplementation(compressionType))
 		if full {
@@ -293,6 +301,7 @@ func init() {
 	if err != nil {
 		Fatal(err)
 	}
+
 	buildCmd.Flags().StringSliceP("tree", "t", []string{path}, "Path of the tree to use.")
 	buildCmd.Flags().String("backend", "docker", "backend used (docker,img)")
 	buildCmd.Flags().Bool("privileged", false, "Privileged (Keep permissions)")
@@ -301,6 +310,7 @@ func init() {
 	buildCmd.Flags().Bool("all", false, "Build all specfiles in the tree")
 	buildCmd.Flags().Bool("full", false, "Build all packages (optimized)")
 	buildCmd.Flags().String("values", "", "Build values file to interpolate with each package")
+	buildCmd.Flags().StringSliceP("backend-args", "a", []string{}, "Backend args")
 
 	buildCmd.Flags().String("destination", filepath.Join(path, "build"), "Destination folder")
 	buildCmd.Flags().String("compression", "none", "Compression alg: none, gzip, zstd")
@@ -317,6 +327,7 @@ func init() {
 	buildCmd.Flags().Float32("solver-discount", 1.0, "Solver discount rate")
 	buildCmd.Flags().Int("solver-attempts", 9000, "Solver maximum attempts")
 	buildCmd.Flags().Bool("solver-concurrent", false, "Use concurrent solver (experimental)")
+	buildCmd.Flags().Bool("live-output", LuetCfg.GetGeneral().ShowBuildOutput, "Enable live output of the build phase.")
 
 	buildCmd.Flags().Bool("pretend", false, "Just print what packages will be compiled")
 

cmd/root.go

@@ -40,7 +40,7 @@ var Verbose bool
 var LockedCommands = []string{"install", "uninstall", "upgrade"}
 
 const (
-	LuetCLIVersion = "0.11.0"
+	LuetCLIVersion = "0.11.2"
 	LuetEnvPrefix  = "LUET"
 )
 

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/Sabayon/pkgs-checker v0.7.2
 	github.com/asaskevich/govalidator v0.0.0-20200907205600-7a23bdc65eef
 	github.com/asdine/storm v0.0.0-20190418133842-e0f77eada154
-	github.com/briandowns/spinner v1.7.0
+	github.com/briandowns/spinner v1.12.1-0.20201220203425-e201aaea0a31
 	github.com/cavaliercoder/grab v1.0.1-0.20201108051000-98a5bfe305ec
 	github.com/containerd/containerd v1.4.1-0.20201117152358-0edc412565dc
 	github.com/crillab/gophersat v1.3.2-0.20201023142334-3fc2ac466765

go.sum

@@ -144,8 +144,8 @@ github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJm
 github.com/blang/semver v3.1.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/blang/semver v3.5.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
-github.com/briandowns/spinner v1.7.0 h1:aan1hBBOoscry2TXAkgtxkJiq7Se0+9pt+TUWaPrB4g=
-github.com/briandowns/spinner v1.7.0/go.mod h1://Zf9tMcxfRUA36V23M6YGEAv+kECGfvpnLTnb8n4XQ=
+github.com/briandowns/spinner v1.12.1-0.20201220203425-e201aaea0a31 h1:yInAg9pE5qGec5eQ7XdfOTTaGwGxD3bKFVjmD6VKkwc=
+github.com/briandowns/spinner v1.12.1-0.20201220203425-e201aaea0a31/go.mod h1:QOuQk7x+EaDASo80FEXwlwiA+j/PPIcX3FScO+3/ZPQ=
 github.com/bshuster-repo/logrus-logstash-hook v0.4.1/go.mod h1:zsTqEiSzDgAa/8GZR7E1qaXrhYNDKBYy5/dWPTIflbk=
 github.com/bugsnag/bugsnag-go v0.0.0-20141110184014-b1d153021fcd/go.mod h1:2oa8nejYd4cQ/b0hMIopN0lCRxU0bueqREvZLWFrtK8=
 github.com/bugsnag/osext v0.0.0-20130617224835-0dd3f918b21b/go.mod h1:obH5gd0BsqsP2LwDJ9aOkm/6J86V6lyAXCoQWGw3K50=

pkg/compiler/backend/common.go

@@ -16,8 +16,14 @@
 package backend
 
 import (
-	"github.com/google/go-containerregistry/pkg/crane"
+	"os/exec"
+
 	"github.com/mudler/luet/pkg/compiler"
+	"github.com/mudler/luet/pkg/config"
+	. "github.com/mudler/luet/pkg/logger"
+
+	"github.com/google/go-containerregistry/pkg/crane"
+	"github.com/pkg/errors"
 )
 
 const (
@@ -41,3 +47,40 @@ func NewBackend(s string) compiler.CompilerBackend {
 	}
 	return compilerBackend
 }
+
+func runCommand(cmd *exec.Cmd) error {
+	output := ""
+	buffered := !config.LuetCfg.GetGeneral().ShowBuildOutput
+	writer := NewBackendWriter(buffered)
+
+	cmd.Stdout = writer
+	cmd.Stderr = writer
+
+	if buffered {
+		Spinner(22)
+		defer SpinnerStop()
+	}
+
+	err := cmd.Start()
+	if err != nil {
+		return errors.Wrap(err, "Failed starting command")
+	}
+
+	err = cmd.Wait()
+	if err != nil {
+		output = writer.GetCombinedOutput()
+		return errors.Wrapf(err, "Failed running command: %s", output)
+	}
+
+	return nil
+}
+
+func genBuildCommand(opts compiler.CompilerBackendOptions) []string {
+	context := opts.Context
+
+	if context == "" {
+		context = "."
+	}
+	buildarg := append(opts.BackendArgs, "-f", opts.DockerFileName, "-t", opts.ImageName, context)
+	return append([]string{"build"}, buildarg...)
+}

pkg/compiler/backend/simpledocker.go

@@ -44,28 +44,24 @@ func NewSimpleDockerBackend() compiler.CompilerBackend {
 // TODO: Missing still: labels, and build args expansion
 func (*SimpleDocker) BuildImage(opts compiler.CompilerBackendOptions) error {
 	name := opts.ImageName
-	path := opts.SourcePath
-	dockerfileName := opts.DockerFileName
-	context := opts.Context
-
-	if context == "" {
-		context = "."
-	}
-	buildarg := []string{"build", "-f", dockerfileName, "-t", name, context}
 
+	buildarg := genBuildCommand(opts)
 	Info(":whale2: Building image " + name)
 	cmd := exec.Command("docker", buildarg...)
-	cmd.Dir = path
-	out, err := cmd.CombinedOutput()
+	cmd.Dir = opts.SourcePath
+	err := runCommand(cmd)
 	if err != nil {
-		return errors.Wrap(err, "Failed building image: "+string(out))
+		return err
 	}
+
 	Info(":whale: Building image " + name + " done")
 
 	if os.Getenv("DOCKER_SQUASH") == "true" {
 		Info(":whale: Squashing image " + name)
 		var client *docker.Client
 
+		Spinner(22)
+		defer SpinnerStop()
 		client, err = docker.NewClientFromEnv()
 		if err != nil {
 			return errors.Wrap(err, "could not connect to the Docker daemon")
@@ -74,13 +70,8 @@ func (*SimpleDocker) BuildImage(opts compiler.CompilerBackendOptions) error {
 		if err != nil {
 			return errors.Wrap(err, "Failed squashing image")
 		}
-		Info(":whale: Squashing image " + name + " done")
-	}
 
-	if config.LuetCfg.GetGeneral().ShowBuildOutput {
-		Info(string(out))
-	} else {
-		Debug(string(out))
+		Info(":whale: Squashing image " + name + " done")
 	}
 
 	return nil
@@ -101,11 +92,16 @@ func (*SimpleDocker) DownloadImage(opts compiler.CompilerBackendOptions) error {
 	name := opts.ImageName
 	buildarg := []string{"pull", name}
 	Debug(":whale: Downloading image " + name)
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	cmd := exec.Command("docker", buildarg...)
 	out, err := cmd.CombinedOutput()
 	if err != nil {
 		return errors.Wrap(err, "Failed pulling image: "+string(out))
 	}
+
 	Info(":whale: Downloaded image:", name)
 	return nil
 }
@@ -142,6 +138,10 @@ func (*SimpleDocker) RemoveImage(opts compiler.CompilerBackendOptions) error {
 func (*SimpleDocker) Push(opts compiler.CompilerBackendOptions) error {
 	name := opts.ImageName
 	pusharg := []string{"push", name}
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	out, err := exec.Command("docker", pusharg...).CombinedOutput()
 	if err != nil {
 		return errors.Wrap(err, "Failed pushing image: "+string(out))
@@ -170,6 +170,10 @@ func (*SimpleDocker) ExportImage(opts compiler.CompilerBackendOptions) error {
 
 	buildarg := []string{"save", name, "-o", path}
 	Debug(":whale: Saving image " + name)
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	out, err := exec.Command("docker", buildarg...).CombinedOutput()
 	if err != nil {
 		return errors.Wrap(err, "Failed exporting image: "+string(out))
@@ -194,10 +198,16 @@ func (b *SimpleDocker) ExtractRootfs(opts compiler.CompilerBackendOptions, keepP
 	defer os.RemoveAll(tempexport) // clean up
 
 	imageExport := filepath.Join(tempexport, "image.tar")
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	if err := b.ExportImage(compiler.CompilerBackendOptions{ImageName: name, Destination: imageExport}); err != nil {
 		return errors.Wrap(err, "failed while extracting rootfs for "+name)
 	}
 
+	SpinnerStop()
+
 	src := imageExport
 
 	if src == "" && opts.ImageName != "" {

pkg/compiler/backend/simpleimg.go

@@ -35,26 +35,20 @@ func NewSimpleImgBackend() compiler.CompilerBackend {
 // TODO: Missing still: labels, and build args expansion
 func (*SimpleImg) BuildImage(opts compiler.CompilerBackendOptions) error {
 	name := opts.ImageName
-	path := opts.SourcePath
-	context := opts.Context
 
-	if context == "" {
-		context = "."
-	}
-	dockerfileName := opts.DockerFileName
+	buildarg := genBuildCommand(opts)
 
-	buildarg := []string{"build", "-f", dockerfileName, "-t", name, context}
-	Spinner(22)
-	defer SpinnerStop()
 	Info(":tea: Building image " + name)
-	cmd := exec.Command("img", buildarg...)
-	cmd.Dir = path
-	out, err := cmd.CombinedOutput()
 
+	cmd := exec.Command("img", buildarg...)
+	cmd.Dir = opts.SourcePath
+	err := runCommand(cmd)
 	if err != nil {
-		return errors.Wrap(err, "Failed building image: "+string(out))
+		return err
 	}
+
 	Info(":tea: Building image " + name + " done")
+
 	return nil
 }
 
@@ -73,11 +67,13 @@ func (*SimpleImg) RemoveImage(opts compiler.CompilerBackendOptions) error {
 }
 
 func (*SimpleImg) DownloadImage(opts compiler.CompilerBackendOptions) error {
-
 	name := opts.ImageName
 	buildarg := []string{"pull", name}
-
 	Debug(":tea: Downloading image " + name)
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	cmd := exec.Command("img", buildarg...)
 	out, err := cmd.CombinedOutput()
 	if err != nil {
@@ -138,6 +134,10 @@ func (*SimpleImg) ExportImage(opts compiler.CompilerBackendOptions) error {
 	path := opts.Destination
 	buildarg := []string{"save", "-o", path, name}
 	Debug(":tea: Saving image " + name)
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	out, err := exec.Command("img", buildarg...).CombinedOutput()
 	if err != nil {
 		return errors.Wrap(err, "Failed exporting image: "+string(out))
@@ -158,8 +158,13 @@ func (s *SimpleImg) ExtractRootfs(opts compiler.CompilerBackendOptions, keepPerm
 	}
 
 	os.RemoveAll(path)
+
 	buildarg := []string{"unpack", "-o", path, name}
 	Debug(":tea: Extracting image " + name)
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	out, err := exec.Command("img", buildarg...).CombinedOutput()
 	if err != nil {
 		return errors.Wrap(err, "Failed extracting image: "+string(out))

pkg/compiler/backend/writer.go

@@ -0,0 +1,48 @@
+// Copyright © 2021 Daniele Rondina <geaaru@sabayonlinux.org>
+//                  Ettore Di Giacinto <mudler@sabayonlinux.org>
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, see <http://www.gnu.org/licenses/>.
+
+package backend
+
+import (
+	"bytes"
+
+	. "github.com/mudler/luet/pkg/logger"
+)
+
+type BackendWriter struct {
+	BufferedOutput bool
+	Buffer         *bytes.Buffer
+}
+
+func NewBackendWriter(buffered bool) *BackendWriter {
+	return &BackendWriter{
+		BufferedOutput: buffered,
+		Buffer:         &bytes.Buffer{},
+	}
+}
+
+func (b *BackendWriter) Write(p []byte) (int, error) {
+	if b.BufferedOutput {
+		return b.Buffer.Write(p)
+	}
+
+	Msg("info", false, false, (string(p)))
+
+	return len(p), nil
+}
+
+func (b *BackendWriter) Close() error              { return nil }
+func (b *BackendWriter) GetCombinedOutput() string { return b.Buffer.String() }

pkg/compiler/compiler.go

@@ -51,6 +51,7 @@ type LuetCompiler struct {
 	CompressionType           CompressionImplementation
 	Options                   CompilerOptions
 	SolverOptions             solver.Options
+	BackedArgs                []string
 }
 
 func NewLuetCompiler(backend CompilerBackend, db pkg.PackageDatabase, opt *CompilerOptions, solvopts solver.Options) Compiler {
@@ -70,7 +71,9 @@ func NewLuetCompiler(backend CompilerBackend, db pkg.PackageDatabase, opt *Compi
 		SolverOptions:   solvopts,
 	}
 }
-
+func (cs *LuetCompiler) SetBackendArgs(args []string) {
+	cs.BackedArgs = args
+}
 func (cs *LuetCompiler) SetConcurrency(i int) {
 	cs.Concurrency = i
 }
@@ -148,8 +151,6 @@ func (cs *LuetCompiler) CompileWithReverseDeps(keepPermissions bool, ps Compilat
 }
 
 func (cs *LuetCompiler) CompileParallel(keepPermissions bool, ps CompilationSpecs) ([]Artifact, []error) {
-	Spinner(22)
-	defer SpinnerStop()
 	all := make(chan CompilationSpec)
 	artifacts := []Artifact{}
 	mutex := &sync.Mutex{}
@@ -383,12 +384,14 @@ func (cs *LuetCompiler) buildPackageImage(image, buildertaggedImage, packageImag
 		SourcePath:     buildDir,
 		DockerFileName: p.GetPackage().GetFingerPrint() + "-builder.dockerfile",
 		Destination:    p.Rel(p.GetPackage().GetFingerPrint() + "-builder.image.tar"),
+		BackendArgs:    cs.BackedArgs,
 	}
 	runnerOpts = CompilerBackendOptions{
 		ImageName:      packageImage,
 		SourcePath:     buildDir,
 		DockerFileName: p.GetPackage().GetFingerPrint() + ".dockerfile",
 		Destination:    p.Rel(p.GetPackage().GetFingerPrint() + ".image.tar"),
+		BackendArgs:    cs.BackedArgs,
 	}
 
 	buildAndPush := func(opts CompilerBackendOptions) error {

pkg/compiler/interface.go

@@ -34,6 +34,8 @@ type Compiler interface {
 	FromDatabase(db pkg.PackageDatabase, minimum bool, dst string) ([]CompilationSpec, error)
 	SetBackend(CompilerBackend)
 	GetBackend() CompilerBackend
+
+	SetBackendArgs([]string)
 	SetCompressionType(t CompressionImplementation)
 }
 
@@ -43,6 +45,7 @@ type CompilerBackendOptions struct {
 	DockerFileName string
 	Destination    string
 	Context        string
+	BackendArgs    []string
 }
 
 type CompilerOptions struct {

pkg/installer/client/docker.go

@@ -71,6 +71,10 @@ func (c *DockerClient) DownloadArtifact(artifact compiler.Artifact) (compiler.Ar
 	//var u *url.URL = nil
 	var err error
 	var temp string
+
+	Spinner(22)
+	defer SpinnerStop()
+
 	var resultingArtifact compiler.Artifact
 	artifactName := path.Base(artifact.GetPath())
 	cacheFile := filepath.Join(config.LuetCfg.GetSystem().GetSystemPkgsCacheDirPath(), artifactName)
@@ -102,9 +106,9 @@ func (c *DockerClient) DownloadArtifact(artifact compiler.Artifact) (compiler.Ar
 		defer os.RemoveAll(temp)
 
 		for _, uri := range c.RepoData.Urls {
-			Debug("Downloading artifact", artifactName, "from", uri)
 
 			imageName := fmt.Sprintf("%s:%s", uri, artifact.GetCompileSpec().GetPackage().GetFingerPrint())
+			Info("Downloading image", imageName)
 
 			// imageName := fmt.Sprintf("%s/%s", uri, artifact.GetCompileSpec().GetPackage().GetPackageImageName())
 			err = downloadAndExtractDockerImage(imageName, temp)

pkg/logger/logger.go

@@ -8,6 +8,7 @@ import (
 	"runtime"
 	"strings"
 
+	"sync"
 	. "github.com/mudler/luet/pkg/config"
 
 	"github.com/briandowns/spinner"
@@ -20,7 +21,7 @@ import (
 var s *spinner.Spinner = nil
 var z *zap.Logger = nil
 var aurora Aurora = nil
-
+var spinnerLock = sync.Mutex{}
 func NewSpinner() {
 	if s == nil {
 		s = spinner.New(
@@ -84,6 +85,8 @@ func ZapLogger() error {
 }
 
 func Spinner(i int) {
+	spinnerLock.Lock()
+	defer spinnerLock.Unlock()
 	var confLevel int
 	if LuetCfg.GetGeneral().Debug {
 		confLevel = 3
@@ -120,6 +123,8 @@ func SpinnerText(suffix, prefix string) {
 }
 
 func SpinnerStop() {
+	spinnerLock.Lock()
+	defer spinnerLock.Unlock()
 	var confLevel int
 	if LuetCfg.GetGeneral().Debug {
 		confLevel = 3
@@ -173,7 +178,7 @@ func level2AtomicLevel(level string) zap.AtomicLevel {
 	}
 }
 
-func msg(level string, withoutColor bool, msg ...interface{}) {
+func Msg(level string, withoutColor, ln bool, msg ...interface{}) {
 	var message string
 	var confLevel, msgLevel int
 
@@ -219,11 +224,16 @@ func msg(level string, withoutColor bool, msg ...interface{}) {
 		log2File(level, message)
 	}
 
+	if ln {
 		fmt.Println(levelMsg)
+	} else {
+		fmt.Print(levelMsg)
+	}
+
 }
 
 func Warning(mess ...interface{}) {
-	msg("warning", false, mess...)
+	Msg("warning", false, true, mess...)
 	if LuetCfg.GetGeneral().FatalWarns {
 		os.Exit(2)
 	}
@@ -235,23 +245,23 @@ func Debug(mess ...interface{}) {
 		mess = append([]interface{}{fmt.Sprintf("DEBUG (%s:#%d:%v)",
 			path.Base(file), line, runtime.FuncForPC(pc).Name())}, mess...)
 	}
-	msg("debug", false, mess...)
+	Msg("debug", false, true, mess...)
 }
 
 func DebugC(mess ...interface{}) {
-	msg("debug", true, mess...)
+	Msg("debug", true, true, mess...)
 }
 
 func Info(mess ...interface{}) {
-	msg("info", false, mess...)
+	Msg("info", false, true, mess...)
 }
 
 func InfoC(mess ...interface{}) {
-	msg("info", true, mess...)
+	Msg("info", true, true, mess...)
 }
 
 func Error(mess ...interface{}) {
-	msg("error", false, mess...)
+	Msg("error", false, true, mess...)
 }
 
 func Fatal(mess ...interface{}) {

pkg/package/database_mem.go

@@ -32,6 +32,7 @@ var DBInMemoryInstance = &InMemoryDatabase{
 	CacheNoVersion:   map[string]map[string]interface{}{},
 	ProvidesDatabase: map[string]map[string]Package{},
 	RevDepsDatabase:  map[string]map[string]Package{},
+	cached:           map[string]interface{}{},
 }
 
 type InMemoryDatabase struct {
@@ -199,6 +200,10 @@ func (db *InMemoryDatabase) populateCaches(p Package) {
 
 	// Create extra cache between package -> []versions
 	db.Lock()
+	if db.cached == nil {
+		db.cached = map[string]interface{}{}
+	}
+
 	if _, ok := db.cached[p.GetFingerPrint()]; ok {
 		db.Unlock()
 		return

tests/integration/01_simple_inmemory.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+
+export LUET_NOLOCK=true
+
+oneTimeSetUp() {
+export tmpdir="$(mktemp -d)"
+}
+
+oneTimeTearDown() {
+    rm -rf "$tmpdir"
+}
+
+testBuild() {
+    mkdir $tmpdir/testbuild
+    luet build --tree "$ROOT_DIR/tests/fixtures/buildableseed" --destination $tmpdir/testbuild --compression gzip test/c > /dev/null
+    buildst=$?
+    assertEquals 'builds successfully' "$buildst" "0"
+    assertTrue 'create package dep B' "[ -e '$tmpdir/testbuild/b-test-1.0.package.tar.gz' ]"
+    assertTrue 'create package' "[ -e '$tmpdir/testbuild/c-test-1.0.package.tar.gz' ]"
+}
+
+testRepo() {
+    assertTrue 'no repository' "[ ! -e '$tmpdir/testbuild/repository.yaml' ]"
+    luet create-repo --tree "$ROOT_DIR/tests/fixtures/buildableseed" \
+    --output $tmpdir/testbuild \
+    --packages $tmpdir/testbuild \
+    --name "test" \
+    --descr "Test Repo" \
+    --urls $tmpdir/testrootfs \
+    --type disk > /dev/null
+
+    createst=$?
+    assertEquals 'create repo successfully' "$createst" "0"
+    assertTrue 'create repository' "[ -e '$tmpdir/testbuild/repository.yaml' ]"
+}
+
+testConfig() {
+    mkdir $tmpdir/testrootfs
+    cat <<EOF > $tmpdir/luet.yaml
+general:
+  debug: true
+system:
+  rootfs: $tmpdir/testrootfs
+  database_engine: "memory"
+config_from_host: true
+repositories:
+   - name: "main"
+     type: "disk"
+     enable: true
+     urls:
+       - "$tmpdir/testbuild"
+EOF
+    luet config --config $tmpdir/luet.yaml
+    res=$?
+    assertEquals 'config test successfully' "$res" "0"
+}
+
+testInstall() {
+    luet install -y --config $tmpdir/luet.yaml test/c
+    installst=$?
+    assertEquals 'install test successfully' "$installst" "0"
+    assertTrue 'package installed' "[ -e '$tmpdir/testrootfs/c' ]"
+}
+
+testCleanup() {
+    luet cleanup --config $tmpdir/luet.yaml
+    installst=$?
+    assertEquals 'install test successfully' "$installst" "0"
+    assertTrue 'package installed' "[ ! -e '$tmpdir/testrootfs/packages/c-test-1.0.package.tar.gz' ]"
+}
+
+# Load shUnit2.
+. "$ROOT_DIR/tests/integration/shunit2"/shunit2
+

vendor/github.com/briandowns/spinner/.travis.yml

@@ -1,7 +1,10 @@
+arch:
+  - amd64
+  - ppc64le
 language: go
 go:
-  - 1.11
-  - 1.12.5
+  - 1.13
+  - 1.14.1
 env:
   - GOARCH: amd64
   - GOARCH: 386

vendor/github.com/briandowns/spinner/README.md

@@ -17,52 +17,52 @@ go get github.com/briandowns/spinner
 ## Available Character Sets
 (Numbered by their slice index)
 
-index | character set | sample gif
-------|---------------|---------------
-0  | ```←↖↑↗→↘↓↙``` | ![Sample Gif](gifs/0.gif)
-1  | ```▁▃▄▅▆▇█▇▆▅▄▃▁``` | ![Sample Gif](gifs/1.gif)
-2  | ```▖▘▝▗``` | ![Sample Gif](gifs/2.gif)
-3  | ```┤┘┴└├┌┬┐``` | ![Sample Gif](gifs/3.gif)
-4  | ```◢◣◤◥``` | ![Sample Gif](gifs/4.gif)
-5  | ```◰◳◲◱``` | ![Sample Gif](gifs/5.gif)
-6  | ```◴◷◶◵``` | ![Sample Gif](gifs/6.gif)
-7  | ```◐◓◑◒``` | ![Sample Gif](gifs/7.gif)
-8  | ```.oO@*``` | ![Sample Gif](gifs/8.gif)
-9  | ```|/-\``` | ![Sample Gif](gifs/9.gif)
-10 | ```◡◡⊙⊙◠◠``` | ![Sample Gif](gifs/10.gif)
-11 | ```⣾⣽⣻⢿⡿⣟⣯⣷``` | ![Sample Gif](gifs/11.gif)
-12 | ```>))'> >))'>  >))'>   >))'>    >))'>   <'((<  <'((< <'((<``` | ![Sample Gif](gifs/12.gif)
-13 | ```⠁⠂⠄⡀⢀⠠⠐⠈``` | ![Sample Gif](gifs/13.gif)
-14 | ```⠋⠙⠹⠸⠼⠴⠦⠧⠇⠏``` | ![Sample Gif](gifs/14.gif)
-15 | ```abcdefghijklmnopqrstuvwxyz``` | ![Sample Gif](gifs/15.gif)
-16 | ```▉▊▋▌▍▎▏▎▍▌▋▊▉``` | ![Sample Gif](gifs/16.gif)
-17 | ```■□▪▫``` | ![Sample Gif](gifs/17.gif)
-18 | ```←↑→↓``` | ![Sample Gif](gifs/18.gif)
-19 | ```╫╪``` | ![Sample Gif](gifs/19.gif)
-20 | ```⇐⇖⇑⇗⇒⇘⇓⇙``` | ![Sample Gif](gifs/20.gif)
-21 | ```⠁⠁⠉⠙⠚⠒⠂⠂⠒⠲⠴⠤⠄⠄⠤⠠⠠⠤⠦⠖⠒⠐⠐⠒⠓⠋⠉⠈⠈``` | ![Sample Gif](gifs/21.gif)
-22 | ```⠈⠉⠋⠓⠒⠐⠐⠒⠖⠦⠤⠠⠠⠤⠦⠖⠒⠐⠐⠒⠓⠋⠉⠈``` | ![Sample Gif](gifs/22.gif)
-23 | ```⠁⠉⠙⠚⠒⠂⠂⠒⠲⠴⠤⠄⠄⠤⠴⠲⠒⠂⠂⠒⠚⠙⠉⠁``` | ![Sample Gif](gifs/23.gif)
-24 | ```⠋⠙⠚⠒⠂⠂⠒⠲⠴⠦⠖⠒⠐⠐⠒⠓⠋``` | ![Sample Gif](gifs/24.gif)
-25 | ```ｦｧｨｩｪｫｬｭｮｯｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝ``` | ![Sample Gif](gifs/25.gif)
-26 | ```. .. ...``` | ![Sample Gif](gifs/26.gif)
-27 | ```▁▂▃▄▅▆▇█▉▊▋▌▍▎▏▏▎▍▌▋▊▉█▇▆▅▄▃▂▁``` | ![Sample Gif](gifs/27.gif)
-28 | ```.oO°Oo.``` | ![Sample Gif](gifs/28.gif)
-29 | ```+x``` | ![Sample Gif](gifs/29.gif)
-30 | ```v<^>``` | ![Sample Gif](gifs/30.gif)
-31 | ```>>---> >>--->  >>--->   >>--->    >>--->    <---<<    <---<<   <---<<  <---<< <---<<``` | ![Sample Gif](gifs/31.gif)
-32 | ```| || ||| |||| ||||| |||||| ||||| |||| ||| || |``` | ![Sample Gif](gifs/32.gif)
-33 | ```[] [=] [==] [===] [====] [=====] [======] [=======] [========] [=========] [==========]``` | ![Sample Gif](gifs/33.gif)
-34 | ```(*---------) (-*--------) (--*-------) (---*------) (----*-----) (-----*----) (------*---) (-------*--) (--------*-) (---------*)``` | ![Sample Gif](gifs/34.gif)
-35 | ```█▒▒▒▒▒▒▒▒▒ ███▒▒▒▒▒▒▒ █████▒▒▒▒▒ ███████▒▒▒ ██████████``` | ![Sample Gif](gifs/35.gif)
-36 | ```[                    ] [=>                  ] [===>                ] [=====>              ] [======>             ] [========>           ] [==========>         ] [============>       ] [==============>     ] [================>   ] [==================> ] [===================>]``` | ![Sample Gif](gifs/36.gif)
-37 | ```🕐 🕑 🕒 🕓 🕔 🕕 🕖 🕗 🕘 🕙 🕚 🕛``` | ![Sample Gif](gifs/37.gif)
-38 | ```🕐 🕜 🕑 🕝 🕒 🕞 🕓 🕟 🕔 🕠 🕕 🕡 🕖 🕢 🕗 🕣 🕘 🕤 🕙 🕥 🕚 🕦 🕛 🕧``` | ![Sample Gif](gifs/38.gif)
-39 | ```🌍 🌎 🌏``` | ![Sample Gif](gifs/39.gif)
-40 | ```◜ ◝ ◞ ◟``` | ![Sample Gif](gifs/40.gif)
-41 | ```⬒ ⬔ ⬓ ⬕``` | ![Sample Gif](gifs/41.gif)
-42 | ```⬖ ⬘ ⬗ ⬙``` | ![Sample Gif](gifs/42.gif)
-43 | ```[>>>          >] []>>>>        [] []  >>>>      [] []    >>>>    [] []      >>>>  [] []        >>>>[] [>>          >>]``` | ![Sample Gif](gifs/43.gif)
+| index | character set                                                                                                                                                                                                                                                                             | sample gif                 |
+| ----- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------- |
+| 0     | ```←↖↑↗→↘↓↙```                                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/0.gif)  |
+| 1     | ```▁▃▄▅▆▇█▇▆▅▄▃▁```                                                                                                                                                                                                                                                                       | ![Sample Gif](gifs/1.gif)  |
+| 2     | ```▖▘▝▗```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/2.gif)  |
+| 3     | ```┤┘┴└├┌┬┐```                                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/3.gif)  |
+| 4     | ```◢◣◤◥```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/4.gif)  |
+| 5     | ```◰◳◲◱```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/5.gif)  |
+| 6     | ```◴◷◶◵```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/6.gif)  |
+| 7     | ```◐◓◑◒```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/7.gif)  |
+| 8     | ```.oO@*```                                                                                                                                                                                                                                                                               | ![Sample Gif](gifs/8.gif)  |
+| 9     | ```\|/-\```                                                                                                                                                                                                                                                                               | ![Sample Gif](gifs/9.gif)  |
+| 10    | ```◡◡⊙⊙◠◠```                                                                                                                                                                                                                                                                              | ![Sample Gif](gifs/10.gif) |
+| 11    | ```⣾⣽⣻⢿⡿⣟⣯⣷```                                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/11.gif) |
+| 12    | ```>))'> >))'>  >))'>   >))'>    >))'>   <'((<  <'((< <'((<```                                                                                                                                                                                                                            | ![Sample Gif](gifs/12.gif) |
+| 13    | ```⠁⠂⠄⡀⢀⠠⠐⠈```                                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/13.gif) |
+| 14    | ```⠋⠙⠹⠸⠼⠴⠦⠧⠇⠏```                                                                                                                                                                                                                                                                          | ![Sample Gif](gifs/14.gif) |
+| 15    | ```abcdefghijklmnopqrstuvwxyz```                                                                                                                                                                                                                                                          | ![Sample Gif](gifs/15.gif) |
+| 16    | ```▉▊▋▌▍▎▏▎▍▌▋▊▉```                                                                                                                                                                                                                                                                       | ![Sample Gif](gifs/16.gif) |
+| 17    | ```■□▪▫```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/17.gif) |
+| 18    | ```←↑→↓```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/18.gif) |
+| 19    | ```╫╪```                                                                                                                                                                                                                                                                                  | ![Sample Gif](gifs/19.gif) |
+| 20    | ```⇐⇖⇑⇗⇒⇘⇓⇙```                                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/20.gif) |
+| 21    | ```⠁⠁⠉⠙⠚⠒⠂⠂⠒⠲⠴⠤⠄⠄⠤⠠⠠⠤⠦⠖⠒⠐⠐⠒⠓⠋⠉⠈⠈```                                                                                                                                                                                                                                                       | ![Sample Gif](gifs/21.gif) |
+| 22    | ```⠈⠉⠋⠓⠒⠐⠐⠒⠖⠦⠤⠠⠠⠤⠦⠖⠒⠐⠐⠒⠓⠋⠉⠈```                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/22.gif) |
+| 23    | ```⠁⠉⠙⠚⠒⠂⠂⠒⠲⠴⠤⠄⠄⠤⠴⠲⠒⠂⠂⠒⠚⠙⠉⠁```                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/23.gif) |
+| 24    | ```⠋⠙⠚⠒⠂⠂⠒⠲⠴⠦⠖⠒⠐⠐⠒⠓⠋```                                                                                                                                                                                                                                                                   | ![Sample Gif](gifs/24.gif) |
+| 25    | ```ｦｧｨｩｪｫｬｭｮｯｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃﾄﾅﾆﾇﾈﾉﾊﾋﾌﾍﾎﾏﾐﾑﾒﾓﾔﾕﾖﾗﾘﾙﾚﾛﾜﾝ```                                                                                                                                                                                                                             | ![Sample Gif](gifs/25.gif) |
+| 26    | ```. .. ...```                                                                                                                                                                                                                                                                            | ![Sample Gif](gifs/26.gif) |
+| 27    | ```▁▂▃▄▅▆▇█▉▊▋▌▍▎▏▏▎▍▌▋▊▉█▇▆▅▄▃▂▁```                                                                                                                                                                                                                                                      | ![Sample Gif](gifs/27.gif) |
+| 28    | ```.oO°Oo.```                                                                                                                                                                                                                                                                             | ![Sample Gif](gifs/28.gif) |
+| 29    | ```+x```                                                                                                                                                                                                                                                                                  | ![Sample Gif](gifs/29.gif) |
+| 30    | ```v<^>```                                                                                                                                                                                                                                                                                | ![Sample Gif](gifs/30.gif) |
+| 31    | ```>>---> >>--->  >>--->   >>--->    >>--->    <---<<    <---<<   <---<<  <---<< <---<<```                                                                                                                                                                                                | ![Sample Gif](gifs/31.gif) |
+| 32    | ```\| \|\| \|\|\| \|\|\|\| \|\|\|\|\| \|\|\|\|\|\| \|\|\|\|\| \|\|\|\| \|\|\| \|\| \|```                                                                                                                                                                                                  | ![Sample Gif](gifs/32.gif) |
+| 33    | ```[] [=] [==] [===] [====] [=====] [======] [=======] [========] [=========] [==========]```                                                                                                                                                                                             | ![Sample Gif](gifs/33.gif) |
+| 34    | ```(*---------) (-*--------) (--*-------) (---*------) (----*-----) (-----*----) (------*---) (-------*--) (--------*-) (---------*)```                                                                                                                                                   | ![Sample Gif](gifs/34.gif) |
+| 35    | ```█▒▒▒▒▒▒▒▒▒ ███▒▒▒▒▒▒▒ █████▒▒▒▒▒ ███████▒▒▒ ██████████```                                                                                                                                                                                                                              | ![Sample Gif](gifs/35.gif) |
+| 36    | ```[                    ] [=>                  ] [===>                ] [=====>              ] [======>             ] [========>           ] [==========>         ] [============>       ] [==============>     ] [================>   ] [==================> ] [===================>]``` | ![Sample Gif](gifs/36.gif) |
+| 37    | ```🕐 🕑 🕒 🕓 🕔 🕕 🕖 🕗 🕘 🕙 🕚 🕛```                                                                                                                                                                                                                                                             | ![Sample Gif](gifs/37.gif) |
+| 38    | ```🕐 🕜 🕑 🕝 🕒 🕞 🕓 🕟 🕔 🕠 🕕 🕡 🕖 🕢 🕗 🕣 🕘 🕤 🕙 🕥 🕚 🕦 🕛 🕧```                                                                                                                                                                                                                                     | ![Sample Gif](gifs/38.gif) |
+| 39    | ```🌍 🌎 🌏```                                                                                                                                                                                                                                                                               | ![Sample Gif](gifs/39.gif) |
+| 40    | ```◜ ◝ ◞ ◟```                                                                                                                                                                                                                                                                             | ![Sample Gif](gifs/40.gif) |
+| 41    | ```⬒ ⬔ ⬓ ⬕```                                                                                                                                                                                                                                                                             | ![Sample Gif](gifs/41.gif) |
+| 42    | ```⬖ ⬘ ⬗ ⬙```                                                                                                                                                                                                                                                                             | ![Sample Gif](gifs/42.gif) |
+| 43    | ```[>>>          >] []>>>>        [] []  >>>>      [] []    >>>>    [] []      >>>>  [] []        >>>>[] [>>          >>]```                                                                                                                                                              | ![Sample Gif](gifs/43.gif) |
 
 ## Features
 
@@ -139,7 +139,7 @@ s.Prefix = "prefixed text: " // Prefix text before the spinner
 s.Suffix = "  :appended text" // Append text after the spinner
 ```
 
-## Set or change the color of the spinner.  Default color is white.  This will restart the spinner with the new color.
+## Set or change the color of the spinner.  Default color is white. The spinner will need to be restarted to pick up the change.
 
 ```Go
 s.Color("red") // Set the spinner color to red
@@ -242,10 +242,11 @@ Feature suggested and write up by [dekz](https://github.com/dekz)
 
 Setting the Spinner Writer to Stderr helps show progress to the user, with the enhancement to chain, pipe or redirect the output. 
 
+This is the preferred method of setting a Writer at this time.
+
 ```go
-s := spinner.New(spinner.CharSets[11], 100*time.Millisecond)
+s := spinner.New(spinner.CharSets[11], 100*time.Millisecond, spinner.WithWriter(os.Stderr))
 s.Suffix = " Encrypting data..."
-s.Writer = os.Stderr
 s.Start()
 // Encrypt the data into ciphertext
 fmt.Println(os.Stdout, ciphertext)

vendor/github.com/briandowns/spinner/go.mod

@@ -1,5 +1,7 @@
 module github.com/briandowns/spinner
 
+go 1.14
+
 require (
 	github.com/fatih/color v1.7.0
 	github.com/mattn/go-colorable v0.1.2 // indirect

vendor/github.com/briandowns/spinner/spinner.go

@@ -14,13 +14,13 @@
 package spinner
 
 import (
-	"encoding/hex"
 	"errors"
 	"fmt"
 	"io"
 	"os"
 	"runtime"
 	"strconv"
+	"strings"
 	"sync"
 	"time"
 	"unicode/utf8"
@@ -161,7 +161,7 @@ var colorAttributeMap = map[string]color.Attribute{
 	"bgHiWhite":   color.BgHiWhite,
 }
 
-// validColor will make sure the given color is actually allowed
+// validColor will make sure the given color is actually allowed.
 func validColor(c string) bool {
 	if validColors[c] {
 		return true
@@ -169,8 +169,9 @@ func validColor(c string) bool {
 	return false
 }
 
-// Spinner struct to hold the provided options
+// Spinner struct to hold the provided options.
 type Spinner struct {
+	mu         *sync.RWMutex                 //
 	Delay      time.Duration                 // Delay is the speed of the indicator
 	chars      []string                      // chars holds the chosen character set
 	Prefix     string                        // Prefix is the text preppended to the indicator
@@ -178,20 +179,21 @@ type Spinner struct {
 	FinalMSG   string                        // string displayed after Stop() is called
 	lastOutput string                        // last character(set) written
 	color      func(a ...interface{}) string // default color is white
-	lock       *sync.RWMutex                 //
-	Writer     io.Writer                     // to make testing better, exported so users have access
+	Writer     io.Writer                     // to make testing better, exported so users have access. Use `WithWriter` to update after initialization.
 	active     bool                          // active holds the state of the spinner
 	stopChan   chan struct{}                 // stopChan is a channel used to stop the indicator
 	HideCursor bool                          // hideCursor determines if the cursor is visible
+	PreUpdate  func(s *Spinner)              // will be triggered before every spinner update
+	PostUpdate func(s *Spinner)              // will be triggered after every spinner update
 }
 
-// New provides a pointer to an instance of Spinner with the supplied options
+// New provides a pointer to an instance of Spinner with the supplied options.
 func New(cs []string, d time.Duration, options ...Option) *Spinner {
 	s := &Spinner{
 		Delay:    d,
 		chars:    cs,
 		color:    color.New(color.FgWhite).SprintFunc(),
-		lock:     &sync.RWMutex{},
+		mu:       &sync.RWMutex{},
 		Writer:   color.Output,
 		active:   false,
 		stopChan: make(chan struct{}, 1),
@@ -204,10 +206,10 @@ func New(cs []string, d time.Duration, options ...Option) *Spinner {
 }
 
 // Option is a function that takes a spinner and applies
-// a given configuration
+// a given configuration.
 type Option func(*Spinner)
 
-// Options contains fields to configure the spinner
+// Options contains fields to configure the spinner.
 type Options struct {
 	Color      string
 	Suffix     string
@@ -215,7 +217,7 @@ type Options struct {
 	HideCursor bool
 }
 
-// WithColor adds the given color to the spinner
+// WithColor adds the given color to the spinner.
 func WithColor(color string) Option {
 	return func(s *Spinner) {
 		s.Color(color)
@@ -223,7 +225,7 @@ func WithColor(color string) Option {
 }
 
 // WithSuffix adds the given string to the spinner
-// as the suffix
+// as the suffix.
 func WithSuffix(suffix string) Option {
 	return func(s *Spinner) {
 		s.Suffix = suffix
@@ -231,7 +233,7 @@ func WithSuffix(suffix string) Option {
 }
 
 // WithFinalMSG adds the given string ot the spinner
-// as the final message to be written
+// as the final message to be written.
 func WithFinalMSG(finalMsg string) Option {
 	return func(s *Spinner) {
 		s.FinalMSG = finalMsg
@@ -239,31 +241,42 @@ func WithFinalMSG(finalMsg string) Option {
 }
 
 // WithHiddenCursor hides the cursor
-// if hideCursor = true given
+// if hideCursor = true given.
 func WithHiddenCursor(hideCursor bool) Option {
 	return func(s *Spinner) {
 		s.HideCursor = hideCursor
 	}
 }
 
-// Active will return whether or not the spinner is currently active
+// WithWriter adds the given writer to the spinner. This
+// function should be favored over directly assigning to
+// the struct value.
+func WithWriter(w io.Writer) Option {
+	return func(s *Spinner) {
+		s.mu.Lock()
+		s.Writer = w
+		s.mu.Unlock()
+	}
+}
+
+// Active will return whether or not the spinner is currently active.
 func (s *Spinner) Active() bool {
 	return s.active
 }
 
-// Start will start the indicator
+// Start will start the indicator.
 func (s *Spinner) Start() {
-	s.lock.Lock()
+	s.mu.Lock()
 	if s.active {
-		s.lock.Unlock()
+		s.mu.Unlock()
 		return
 	}
 	if s.HideCursor && runtime.GOOS != "windows" {
 		// hides the cursor
-		fmt.Print("\033[?25l")
+		fmt.Fprint(s.Writer, "\033[?25l")
 	}
 	s.active = true
-	s.lock.Unlock()
+	s.mu.Unlock()
 
 	go func() {
 		for {
@@ -272,8 +285,17 @@ func (s *Spinner) Start() {
 				case <-s.stopChan:
 					return
 				default:
-					s.lock.Lock()
+					s.mu.Lock()
+					if !s.active {
+						s.mu.Unlock()
+						return
+					}
 					s.erase()
+
+					if s.PreUpdate != nil {
+						s.PreUpdate(s)
+					}
+
 					var outColor string
 					if runtime.GOOS == "windows" {
 						if s.Writer == os.Stderr {
@@ -282,14 +304,18 @@ func (s *Spinner) Start() {
 							outColor = fmt.Sprintf("\r%s%s%s ", s.Prefix, s.color(s.chars[i]), s.Suffix)
 						}
 					} else {
-						outColor = fmt.Sprintf("%s%s%s ", s.Prefix, s.color(s.chars[i]), s.Suffix)
+						outColor = fmt.Sprintf("\r%s%s%s ", s.Prefix, s.color(s.chars[i]), s.Suffix)
 					}
-					outPlain := fmt.Sprintf("%s%s%s ", s.Prefix, s.chars[i], s.Suffix)
+					outPlain := fmt.Sprintf("\r%s%s%s ", s.Prefix, s.chars[i], s.Suffix)
 					fmt.Fprint(s.Writer, outColor)
 					s.lastOutput = outPlain
 					delay := s.Delay
-					s.lock.Unlock()
 
+					if s.PostUpdate != nil {
+						s.PostUpdate(s)
+					}
+
+					s.mu.Unlock()
 					time.Sleep(delay)
 				}
 			}
@@ -297,40 +323,41 @@ func (s *Spinner) Start() {
 	}()
 }
 
-// Stop stops the indicator
+// Stop stops the indicator.
 func (s *Spinner) Stop() {
-	s.lock.Lock()
-	defer s.lock.Unlock()
+	s.mu.Lock()
+	defer s.mu.Unlock()
 	if s.active {
 		s.active = false
 		if s.HideCursor && runtime.GOOS != "windows" {
 			// makes the cursor visible
-			fmt.Print("\033[?25h")
+			fmt.Fprint(s.Writer, "\033[?25h")
 		}
 		s.erase()
 		if s.FinalMSG != "" {
-			fmt.Fprintf(s.Writer, s.FinalMSG)
+			fmt.Fprint(s.Writer, s.FinalMSG)
 		}
 		s.stopChan <- struct{}{}
 	}
 }
 
-// Restart will stop and start the indicator
+// Restart will stop and start the indicator.
 func (s *Spinner) Restart() {
 	s.Stop()
 	s.Start()
 }
 
-// Reverse will reverse the order of the slice assigned to the indicator
+// Reverse will reverse the order of the slice assigned to the indicator.
 func (s *Spinner) Reverse() {
-	s.lock.Lock()
-	defer s.lock.Unlock()
+	s.mu.Lock()
+	defer s.mu.Unlock()
 	for i, j := 0, len(s.chars)-1; i < j; i, j = i+1, j-1 {
 		s.chars[i], s.chars[j] = s.chars[j], s.chars[i]
 	}
 }
 
-// Color will set the struct field for the given color to be used
+// Color will set the struct field for the given color to be used. The spinner
+// will need to be explicitly restarted.
 func (s *Spinner) Color(colors ...string) error {
 	colorAttributes := make([]color.Attribute, len(colors))
 
@@ -342,63 +369,55 @@ func (s *Spinner) Color(colors ...string) error {
 		colorAttributes[index] = colorAttributeMap[c]
 	}
 
-	s.lock.Lock()
+	s.mu.Lock()
 	s.color = color.New(colorAttributes...).SprintFunc()
-	s.lock.Unlock()
-	s.Restart()
+	s.mu.Unlock()
 	return nil
 }
 
-// UpdateSpeed will set the indicator delay to the given value
+// UpdateSpeed will set the indicator delay to the given value.
 func (s *Spinner) UpdateSpeed(d time.Duration) {
-	s.lock.Lock()
-	defer s.lock.Unlock()
+	s.mu.Lock()
+	defer s.mu.Unlock()
 	s.Delay = d
 }
 
-// UpdateCharSet will change the current character set to the given one
+// UpdateCharSet will change the current character set to the given one.
 func (s *Spinner) UpdateCharSet(cs []string) {
-	s.lock.Lock()
-	defer s.lock.Unlock()
+	s.mu.Lock()
+	defer s.mu.Unlock()
 	s.chars = cs
 }
 
-// erase deletes written characters
-//
+// erase deletes written characters.
 // Caller must already hold s.lock.
 func (s *Spinner) erase() {
 	n := utf8.RuneCountInString(s.lastOutput)
 	if runtime.GOOS == "windows" {
-		var clearString string
-		for i := 0; i < n; i++ {
-			clearString += " "
-		}
-		clearString += "\r"
-		fmt.Fprintf(s.Writer, clearString)
+		clearString := "\r" + strings.Repeat(" ", n) + "\r"
+		fmt.Fprint(s.Writer, clearString)
 		s.lastOutput = ""
 		return
 	}
-	del, _ := hex.DecodeString("7f")
-	for _, c := range []string{"\b", string(del), "\b", "\033[K"} { // "\033[K" for macOS Terminal
-		for i := 0; i < n; i++ {
-			fmt.Fprintf(s.Writer, c)
-		}
+	for _, c := range []string{"\b", "\127", "\b", "\033[K"} { // "\033[K" for macOS Terminal
+		fmt.Fprint(s.Writer, strings.Repeat(c, n))
 	}
+	fmt.Fprintf(s.Writer, "\r\033[K") // erases to end of line
 	s.lastOutput = ""
 }
 
-// Lock allows for manual control to lock the spinner
+// Lock allows for manual control to lock the spinner.
 func (s *Spinner) Lock() {
-	s.lock.Lock()
+	s.mu.Lock()
 }
 
-// Unlock allows for manual control to unlock the spinner
+// Unlock allows for manual control to unlock the spinner.
 func (s *Spinner) Unlock() {
-	s.lock.Unlock()
+	s.mu.Unlock()
 }
 
 // GenerateNumberSequence will generate a slice of integers at the
-// provided length and convert them each to a string
+// provided length and convert them each to a string.
 func GenerateNumberSequence(length int) []string {
 	numSeq := make([]string, length)
 	for i := 0; i < length; i++ {

vendor/modules.txt

@@ -49,7 +49,7 @@ github.com/asdine/storm/codec/json
 github.com/asdine/storm/index
 github.com/asdine/storm/internal
 github.com/asdine/storm/q
-# github.com/briandowns/spinner v1.7.0
+# github.com/briandowns/spinner v1.12.1-0.20201220203425-e201aaea0a31
 ## explicit
 github.com/briandowns/spinner
 # github.com/cavaliercoder/grab v1.0.1-0.20201108051000-98a5bfe305ec