/
file.go
177 lines (147 loc) · 3.07 KB
/
file.go
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package utils
import (
"errors"
"fmt"
"io"
"io/fs"
"net/http"
"os"
"path"
"path/filepath"
"github.com/pluralsh/plural-cli/pkg/utils/pathing"
"sigs.k8s.io/yaml"
)
func ListDirectory(dir string) ([]string, error) {
var files []string
err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
if !info.IsDir() {
files = append(files, path)
}
return nil
})
return files, err
}
func IsDir(path string) bool {
fileInfo, err := os.Stat(path)
if err != nil {
return false
}
return fileInfo.IsDir()
}
func CopyFile(src, dest string) error {
bytesRead, err := os.ReadFile(src)
if err != nil {
return err
}
return os.WriteFile(dest, bytesRead, 0644)
}
func EmptyDirectory(dir string) error {
d, err := os.Open(dir)
if err != nil {
return err
}
defer d.Close()
names, err := d.Readdirnames(-1)
if err != nil {
return err
}
for _, name := range names {
if err := os.RemoveAll(pathing.SanitizeFilepath(filepath.Join(dir, name))); err != nil {
return err
}
}
return nil
}
func IsEmpty(name string) (bool, error) {
f, err := os.Open(name)
if err != nil {
return false, err
}
defer f.Close()
_, err = f.Readdirnames(1) // Or f.Readdir(1)
if errors.Is(err, io.EOF) {
return true, nil
}
return false, err // Either not empty or error, suits both cases
}
func WriteFile(name string, content []byte) error {
if err := os.MkdirAll(filepath.Dir(name), 0755); err != nil {
return err
}
return os.WriteFile(name, content, 0644)
}
func ReadFile(name string) (string, error) {
content, err := os.ReadFile(name)
return string(content), err
}
func YamlFile(name string, out interface{}) error {
content, err := os.ReadFile(name)
if err != nil {
return err
}
return yaml.Unmarshal(content, out)
}
func Exists(path string) bool {
_, err := os.Stat(path)
return !os.IsNotExist(err)
}
func CompareFileContent(filename, content string) (bool, error) {
c, err := ReadFile(filename)
if err != nil {
return false, err
}
return c == content, nil
}
func DownloadFile(filepath string, url string) error {
// Get the data
resp, err := http.Get(url)
if err != nil {
return err
}
defer resp.Body.Close()
// Create the file
out, err := os.Create(filepath)
if err != nil {
return err
}
defer out.Close()
// Write the body to file
_, err = io.Copy(out, resp.Body)
return err
}
func CopyDir(src string, dst string) error {
var err error
var srcinfo os.FileInfo
if srcinfo, err = os.Stat(src); err != nil {
return err
}
if err = os.MkdirAll(dst, srcinfo.Mode()); err != nil {
return err
}
entries, err := os.ReadDir(src)
if err != nil {
return err
}
fds := make([]fs.FileInfo, 0, len(entries))
for _, entry := range entries {
info, err := entry.Info()
if err != nil {
return err
}
fds = append(fds, info)
}
for _, fd := range fds {
srcfp := path.Join(src, fd.Name())
dstfp := path.Join(dst, fd.Name())
if fd.IsDir() {
if err = CopyDir(srcfp, dstfp); err != nil {
fmt.Println(err)
}
} else {
if err = CopyFile(srcfp, dstfp); err != nil {
fmt.Println(err)
}
}
}
return nil
}