/
packages.go
195 lines (159 loc) · 4.26 KB
/
packages.go
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// Copyright (C) 2018 O.S. Systems Sofware LTDA
//
// SPDX-License-Identifier: MIT
package webapi
import (
"archive/zip"
"bytes"
"crypto/sha256"
"errors"
"fmt"
"io"
"net/http"
"os"
// Modules have to be included so the parser can support these install modes
_ "github.com/UpdateHub/updatehub-ce/installmodes/copy"
_ "github.com/UpdateHub/updatehub-ce/installmodes/flash"
_ "github.com/UpdateHub/updatehub-ce/installmodes/imxkobs"
_ "github.com/UpdateHub/updatehub-ce/installmodes/mender"
_ "github.com/UpdateHub/updatehub-ce/installmodes/raw"
_ "github.com/UpdateHub/updatehub-ce/installmodes/raw_delta"
_ "github.com/UpdateHub/updatehub-ce/installmodes/tarball"
_ "github.com/UpdateHub/updatehub-ce/installmodes/ubifs"
_ "github.com/UpdateHub/updatehub-ce/installmodes/zephyr"
"github.com/UpdateHub/updatehub-ce/metadata"
"github.com/UpdateHub/updatehub-ce/models"
"github.com/asdine/storm"
"github.com/labstack/echo/v4"
)
const (
GetAllPackagesUrl = "/packages"
GetPackageUrl = "/packages/:uid"
UploadPackageUrl = "/packages"
DeletePackageUrl = "/packages/:uid/delete"
)
type PackagesAPI struct {
db *storm.DB
dir string
}
func NewPackagesAPI(db *storm.DB, dir string) *PackagesAPI {
return &PackagesAPI{db: db, dir: dir}
}
func (api *PackagesAPI) GetAllPackages(c echo.Context) error {
var packages []models.Package
if err := api.db.All(&packages); err != nil {
return err
}
return c.JSON(http.StatusOK, packages)
}
func (api *PackagesAPI) GetPackage(c echo.Context) error {
var pkg models.Package
if err := api.db.One("UID", c.Param("uid"), &pkg); err != nil {
return err
}
return c.JSON(http.StatusOK, pkg)
}
func (api *PackagesAPI) DeletePackage(c echo.Context) error {
var pkg models.Package
if err := api.db.One("UID", c.Param("uid"), &pkg); err != nil {
return err
}
if err := api.db.DeleteStruct(&pkg); err != nil {
return err
}
return c.NoContent(http.StatusOK)
}
func (api *PackagesAPI) UploadPackage(c echo.Context) error {
c.Request().ParseMultipartForm(0)
file, err := c.FormFile("file")
if err != nil {
return err
}
src, err := file.Open()
if err != nil {
return err
}
defer src.Close()
metadata, rawMetadata, signature, err := parsePackage(src.(*os.File).Name())
if err != nil {
return echo.NewHTTPError(http.StatusBadRequest, "failed to parse package file")
}
uid := sha256.Sum256(rawMetadata)
dst, err := os.Create(fmt.Sprintf("%s/%x", api.dir, uid))
if err != nil {
return err
}
defer dst.Close()
if _, err = io.Copy(dst, src); err != nil {
return err
}
pkg := &models.Package{
UID: fmt.Sprintf("%x", uid),
Version: metadata.Version,
Signature: signature,
Metadata: rawMetadata,
}
switch t := metadata.SupportedHardware.(type) {
case []interface{}:
var supportedHardware []string
for _, s := range t {
supportedHardware = append(supportedHardware, s.(string))
}
pkg.SupportedHardware = supportedHardware
case interface{}:
pkg.SupportedHardware = t.(string)
}
if err := api.db.Save(pkg); err != nil {
return err
}
return c.JSON(http.StatusOK, pkg)
}
func parsePackage(file string) (*metadata.UpdateMetadata, []byte, []byte, error) {
reader, err := zip.OpenReader(file)
if err != nil {
return nil, nil, nil, err
}
defer reader.Close()
var update_metadata *metadata.UpdateMetadata
var signature []byte
var rawMetadata []byte
for _, f := range reader.File {
if f.Name == "metadata" {
f, err := f.Open()
if err != nil {
return nil, nil, nil, err
}
defer f.Close()
data := bytes.NewBuffer(nil)
_, err = io.Copy(data, f)
if err != nil {
return nil, nil, nil, err
}
update_metadata, err = metadata.NewUpdateMetadata(data.Bytes())
if err != nil {
return nil, nil, nil, err
}
rawMetadata = data.Bytes()
}
if f.Name == "signature" {
f, err := f.Open()
if err != nil {
return nil, nil, nil, err
}
defer f.Close()
data := bytes.NewBuffer(nil)
_, err = io.Copy(data, f)
if err != nil {
return nil, nil, nil, err
}
signature = data.Bytes()
}
}
if update_metadata == nil {
return nil, nil, nil, errors.New("Package missing metadata file")
}
if signature == nil {
return nil, nil, nil, errors.New("Package missing signature file")
}
return update_metadata, rawMetadata, signature, nil
}