feat: get ConfigDir and DataDir path from XDG env

Signed-off-by: zu1k <i@zu1k.com>

go.mod

@@ -6,11 +6,11 @@ require (
 	github.com/fatih/color v1.13.0
 	github.com/ip2location/ip2location-go/v9 v9.4.1
 	github.com/ipipdotnet/ipdb-go v1.3.3
-	github.com/lionsoul2014/ip2region/binding/golang v0.0.0-20220814095615-1584ca6acb88
+	github.com/lionsoul2014/ip2region/binding/golang v0.0.0-20220907060842-b2ba5d58e48d
 	github.com/oschwald/geoip2-golang v1.8.0
 	github.com/saracen/go7z v0.0.0-20191010121135-9c09b6bd7fda
 	github.com/spf13/cobra v1.5.0
-	github.com/spf13/viper v1.12.0
+	github.com/spf13/viper v1.13.0
 	golang.org/x/text v0.3.7
 	gopkg.in/yaml.v2 v2.4.0
 )
@@ -20,21 +20,21 @@ require (
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.0.1 // indirect
 	github.com/magiconair/properties v1.8.6 // indirect
-	github.com/mattn/go-colorable v0.1.12 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/oschwald/maxminddb-golang v1.10.0 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
-	github.com/pelletier/go-toml/v2 v2.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.5 // indirect
 	github.com/saracen/go7z-fixtures v0.0.0-20190623165746-aa6b8fba1d2f // indirect
 	github.com/saracen/solidblock v0.0.0-20190426153529-45df20abab6f // indirect
 	github.com/spf13/afero v1.9.2 // indirect
 	github.com/spf13/cast v1.5.0 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/subosito/gotenv v1.4.0 // indirect
+	github.com/subosito/gotenv v1.4.1 // indirect
 	github.com/ulikunitz/xz v0.5.10 // indirect
-	golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab // indirect
+	golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -144,14 +144,20 @@ github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/lionsoul2014/ip2region/binding/golang v0.0.0-20220814095615-1584ca6acb88 h1:NPugIdINtfMXzxOA6mKXOaqh/pUuidB5dbHS53qpzn0=
 github.com/lionsoul2014/ip2region/binding/golang v0.0.0-20220814095615-1584ca6acb88/go.mod h1:bChUKvbKVC3zL/lLLIcu6alhQaL8uWD/DA+jRdyggdI=
+github.com/lionsoul2014/ip2region/binding/golang v0.0.0-20220907060842-b2ba5d58e48d h1:E7Qr3vakQIk9KTpn6m4yhsEhOdo4g51EqE4cSMy2LCw=
+github.com/lionsoul2014/ip2region/binding/golang v0.0.0-20220907060842-b2ba5d58e48d/go.mod h1:bChUKvbKVC3zL/lLLIcu6alhQaL8uWD/DA+jRdyggdI=
 github.com/magiconair/properties v1.8.6 h1:5ibWZ6iY0NctNGWo87LalDlEZ6R41TqbbDamhfG/Qzo=
 github.com/magiconair/properties v1.8.6/go.mod h1:y3VJvCyxH9uVvJTWEGAELF3aiYNyPKd5NZ3oSwXrF60=
 github.com/mattn/go-colorable v0.1.9/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
 github.com/mattn/go-colorable v0.1.12 h1:jF+Du6AlPIjs2BiUiQlKOX0rt3SujHxPnksPKZbaA40=
 github.com/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
 github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
+github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/oschwald/geoip2-golang v1.8.0 h1:KfjYB8ojCEn/QLqsDU0AzrJ3R5Qa9vFlx3z6SLNcKTs=
@@ -162,8 +168,8 @@ github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3v
 github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
 github.com/pelletier/go-toml/v2 v2.0.1 h1:8e3L2cCQzLFi2CR4g7vGFuFxX7Jl1kKX8gW+iV0GUKU=
 github.com/pelletier/go-toml/v2 v2.0.1/go.mod h1:r9LEWfGN8R5k0VXJ+0BkIe7MYkRdwZOjgMj2KwnJFUo=
-github.com/pelletier/go-toml/v2 v2.0.2 h1:+jQXlF3scKIcSEKkdHzXhCTDLPFi5r1wnK6yPS+49Gw=
+github.com/pelletier/go-toml/v2 v2.0.5 h1:ipoSadvV8oGUjnUbMub59IDPPwfxF694nG/jwbMiyQg=
-github.com/pelletier/go-toml/v2 v2.0.2/go.mod h1:MovirKjgVRESsAvNZlAjtFwV867yGuwRkXbG66OzopI=
+github.com/pelletier/go-toml/v2 v2.0.5/go.mod h1:OMHamSCAODeSsVrwwvcJOaoN0LIUIaFVNZzmWyNfXas=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/sftp v1.13.1/go.mod h1:3HaPG6Dq1ILlpPZRO0HVMrsydcdLt6HRDccSgb87qRg=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -192,18 +198,21 @@ github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.12.0 h1:CZ7eSOd3kZoaYDLbXnmzgQI5RlciuXBMA+18HwHRfZQ=
 github.com/spf13/viper v1.12.0/go.mod h1:b6COn30jlNxbm/V2IqWiNWkJ+vZNiMNksliPCiuKtSI=
+github.com/spf13/viper v1.13.0 h1:BWSJ/M+f+3nmdz9bxB+bWX28kkALN2ok11D0rSo8EJU=
+github.com/spf13/viper v1.13.0/go.mod h1:Icm2xNL3/8uyh/wFuB1jI7TiTNKp8632Nwegu+zgdYw=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.2/go.mod h1:R6va5+xMeoiuVRoj+gSkQ7d3FALtqAAGI1FQKckRals=
 github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/subosito/gotenv v1.3.0 h1:mjC+YW8QpAdXibNi+vNWgzmgBH4+5l5dCXv8cNysBLI=
 github.com/subosito/gotenv v1.3.0/go.mod h1:YzJjq/33h7nrwdY+iHMhEOEEbW0ovIz0tB6t6PwAXzs=
-github.com/subosito/gotenv v1.4.0 h1:yAzM1+SmVcz5R4tXGsNMu1jUl2aOJXoiWUCEwwnGrvs=
+github.com/subosito/gotenv v1.4.1 h1:jyEFiXpy21Wm81FBN71l9VoMMV8H8jG+qIK3GCpY6Qs=
-github.com/subosito/gotenv v1.4.0/go.mod h1:mZd6rFysKEcUhUHXJk0C/08wAgyDBFuwEYL7vWWGaGo=
+github.com/subosito/gotenv v1.4.1/go.mod h1:ayKnFf/c6rvx/2iiLrJUk1e6plDbT3edrFNGqEflhK0=
 github.com/ulikunitz/xz v0.5.10 h1:t92gobL9l3HE202wg3rlk19F6X+JOxl9BBrCCMYEYd8=
 github.com/ulikunitz/xz v0.5.10/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -347,8 +356,9 @@ golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220804214406-8e32c043e418 h1:9vYwv7OjYaky/tlAeD7C4oC9EsPTlaFl1H2jS++V+ME=
 golang.org/x/sys v0.0.0-20220804214406-8e32c043e418/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab h1:2QkjZIsXupsJbJIdSjjUOgWK3aEtzyuh2mPt3l/CkeU=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec h1:BkDtF2Ih9xZ7le9ndzTA7KJow28VbQW3odyk/8drmuI=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec/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=

internal/constant/path.go

@@ -7,27 +7,59 @@ import (
 )
 
 var (
-	// WorkDirPath database home path
+	ConfigDirPath string
-	WorkDirPath string
+	DataDirPath   string
 )
 
 func init() {
-	WorkDirPath = os.Getenv("NALI_HOME")
+	if naliHome := os.Getenv("NALI_HOME"); len(naliHome) != 0 {
-	if WorkDirPath == "" {
+		ConfigDirPath = naliHome
-		WorkDirPath = os.Getenv("NALI_DB_HOME")
+		DataDirPath = naliHome
-	}
+	} else {
-	if WorkDirPath == "" {
+		if dir, got := getFirstValidEnv("NALI_CONFIG_HOME", "XDG_CONFIG_HOME"); got {
-		homeDir, err := os.UserHomeDir()
+			ConfigDirPath = dir
-		if err != nil {
+		} else {
-			panic(err)
+			homeDir, err := os.UserHomeDir()
+			if err != nil {
+				log.Fatal("get user's home dir failed!")
+			}
+			ConfigDirPath = filepath.Join(homeDir, ".nali")
 		}
-		WorkDirPath = filepath.Join(homeDir, ".nali")
+
-	}
+		if dir, got := getFirstValidEnv("NALI_DB_HOME", "XDG_DATA_HOME"); got {
-	if _, err := os.Stat(WorkDirPath); os.IsNotExist(err) {
+			DataDirPath = dir
-		if err := os.MkdirAll(WorkDirPath, 0777); err != nil {
+		} else {
-			log.Fatal("can not create", WorkDirPath, ", use bin dir instead")
+			homeDir, err := os.UserHomeDir()
+			if err != nil {
+				log.Fatal("get user's home dir failed!")
+			}
+			DataDirPath = filepath.Join(homeDir, ".nali")
 		}
 	}
 
-	_ = os.Chdir(WorkDirPath)
+	prepareDir(ConfigDirPath)
+	prepareDir(DataDirPath)
+
+	os.Chdir(DataDirPath)
+}
+
+func getFirstValidEnv(keys ...string) (string, bool) {
+	for _, key := range keys {
+		if value := os.Getenv(key); len(value) > 0 {
+			return value, true
+		}
+	}
+	return "", false
+}
+
+func prepareDir(dir string) {
+	stat, err := os.Stat(dir)
+	if os.IsNotExist(err) {
+		if err := os.MkdirAll(dir, 0755); err != nil {
+			log.Fatal("can not create config dir:", dir)
+		}
+	}
+	if !stat.IsDir() {
+		log.Fatal("path already exists, but not a dir:", dir)
+	}
 }

internal/migration/v4.go

@@ -13,7 +13,7 @@ import (
 func init() {
 	viper.SetConfigName("config")
 	viper.SetConfigType("yaml")
-	viper.AddConfigPath(constant.WorkDirPath)
+	viper.AddConfigPath(constant.ConfigDirPath)
 
 	err := viper.ReadInConfig()
 	if err != nil {

main.go

@@ -8,6 +8,6 @@ import (
 )
 
 func main() {
-	config.ReadConfig(constant.WorkDirPath)
+	config.ReadConfig(constant.ConfigDirPath)
 	cmd.Execute()
 }