forked from aptly-dev/aptly
/
files.go
186 lines (146 loc) · 3.18 KB
/
files.go
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package api
import (
"fmt"
"io"
"os"
"path/filepath"
"strings"
"github.com/gin-gonic/gin"
)
func verifyPath(path string) bool {
path = filepath.Clean(path)
for _, part := range strings.Split(path, string(filepath.Separator)) {
if part == ".." || part == "." {
return false
}
}
return true
}
func verifyDir(c *gin.Context) bool {
if !verifyPath(c.Params.ByName("dir")) {
c.AbortWithError(400, fmt.Errorf("wrong dir"))
return false
}
return true
}
// GET /files
func apiFilesListDirs(c *gin.Context) {
list := []string{}
err := filepath.Walk(context.UploadPath(), func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if path == context.UploadPath() {
return nil
}
if info.IsDir() {
list = append(list, filepath.Base(path))
return filepath.SkipDir
}
return nil
})
if err != nil && !os.IsNotExist(err) {
c.AbortWithError(400, err)
return
}
c.JSON(200, list)
}
// POST /files/:dir/
func apiFilesUpload(c *gin.Context) {
if !verifyDir(c) {
return
}
path := filepath.Join(context.UploadPath(), c.Params.ByName("dir"))
err := os.MkdirAll(path, 0777)
if err != nil {
c.AbortWithError(500, err)
return
}
err = c.Request.ParseMultipartForm(10 * 1024 * 1024)
if err != nil {
c.AbortWithError(400, err)
return
}
stored := []string{}
for _, files := range c.Request.MultipartForm.File {
for _, file := range files {
src, err := file.Open()
if err != nil {
c.AbortWithError(500, err)
return
}
defer src.Close()
destPath := filepath.Join(path, filepath.Base(file.Filename))
dst, err := os.Create(destPath)
if err != nil {
c.AbortWithError(500, err)
return
}
defer dst.Close()
_, err = io.Copy(dst, src)
if err != nil {
c.AbortWithError(500, err)
return
}
stored = append(stored, filepath.Join(c.Params.ByName("dir"), filepath.Base(file.Filename)))
}
}
c.JSON(200, stored)
}
// GET /files/:dir
func apiFilesListFiles(c *gin.Context) {
if !verifyDir(c) {
return
}
list := []string{}
root := filepath.Join(context.UploadPath(), c.Params.ByName("dir"))
err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if path == root {
return nil
}
list = append(list, filepath.Base(path))
return nil
})
if err != nil {
if os.IsNotExist(err) {
c.AbortWithError(404, err)
} else {
c.AbortWithError(500, err)
}
return
}
c.JSON(200, list)
}
// DELETE /files/:dir
func apiFilesDeleteDir(c *gin.Context) {
if !verifyDir(c) {
return
}
err := os.RemoveAll(filepath.Join(context.UploadPath(), c.Params.ByName("dir")))
if err != nil {
c.AbortWithError(500, err)
return
}
c.JSON(200, gin.H{})
}
// DELETE /files/:dir/:name
func apiFilesDeleteFile(c *gin.Context) {
if !verifyDir(c) {
return
}
if !verifyPath(c.Params.ByName("name")) {
c.AbortWithError(400, fmt.Errorf("wrong file"))
return
}
err := os.Remove(filepath.Join(context.UploadPath(), c.Params.ByName("dir"), c.Params.ByName("name")))
if err != nil {
if err1, ok := err.(*os.PathError); !ok || !os.IsNotExist(err1.Err) {
c.AbortWithError(500, err)
return
}
}
c.JSON(200, gin.H{})
}