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config: don't call homedir on init() 

This patch changes the package to lazily obtain the user's home-
directory on first use, instead of when initializing the package.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2019-10-24 16:11:04 +02:00
parent 9fee14a814
commit 8a30653ed5
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GPG Key ID: 76698F39D527CE8C
1 changed files with 9 additions and 2 deletions
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11
cli/config/config.go
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@ -6,6 +6,7 @@ import (
"os"
"path/filepath"
"strings"
"sync"
"github.com/docker/cli/cli/config/configfile"
"github.com/docker/cli/cli/config/credentials"
@ -23,10 +24,15 @@ const (
)
var (
configDir = os.Getenv("DOCKER_CONFIG")
initConfigDir sync.Once
configDir string
)
func init() {
func setConfigDir() {
if configDir != "" {
return
}
configDir = os.Getenv("DOCKER_CONFIG")
if configDir == "" {
configDir = filepath.Join(homedir.Get(), configFileDir)
}
@ -34,6 +40,7 @@ func init() {
// Dir returns the directory the configuration file is stored in
func Dir() string {
initConfigDir.Do(setConfigDir)
return configDir
}