rclone/backend/onedrive/onedrive.go

1438 lines
38 KiB
Go

// Package onedrive provides an interface to the Microsoft OneDrive
// object storage system.
package onedrive
import (
"encoding/base64"
"encoding/hex"
"encoding/json"
"fmt"
"io"
"log"
"net/http"
"path"
"strings"
"time"
"github.com/ncw/rclone/backend/onedrive/api"
"github.com/ncw/rclone/fs"
"github.com/ncw/rclone/fs/config"
"github.com/ncw/rclone/fs/config/configmap"
"github.com/ncw/rclone/fs/config/configstruct"
"github.com/ncw/rclone/fs/config/obscure"
"github.com/ncw/rclone/fs/fserrors"
"github.com/ncw/rclone/fs/hash"
"github.com/ncw/rclone/lib/dircache"
"github.com/ncw/rclone/lib/oauthutil"
"github.com/ncw/rclone/lib/pacer"
"github.com/ncw/rclone/lib/readers"
"github.com/ncw/rclone/lib/rest"
"github.com/pkg/errors"
"golang.org/x/oauth2"
)
const (
rcloneClientID = "b15665d9-eda6-4092-8539-0eec376afd59"
rcloneEncryptedClientSecret = "_JUdzh3LnKNqSPcf4Wu5fgMFIQOI8glZu_akYgR8yf6egowNBg-R"
minSleep = 10 * time.Millisecond
maxSleep = 2 * time.Second
decayConstant = 2 // bigger for slower decay, exponential
graphURL = "https://graph.microsoft.com/v1.0"
configDriveID = "drive_id"
configDriveType = "drive_type"
driveTypePersonal = "personal"
driveTypeBusiness = "business"
driveTypeSharepoint = "documentLibrary"
)
// Globals
var (
// Description of how to auth for this app for a business account
oauthConfig = &oauth2.Config{
Endpoint: oauth2.Endpoint{
AuthURL: "https://login.microsoftonline.com/common/oauth2/v2.0/authorize",
TokenURL: "https://login.microsoftonline.com/common/oauth2/v2.0/token",
},
Scopes: []string{"Files.Read", "Files.ReadWrite", "Files.Read.All", "Files.ReadWrite.All", "offline_access"},
ClientID: rcloneClientID,
ClientSecret: obscure.MustReveal(rcloneEncryptedClientSecret),
RedirectURL: oauthutil.RedirectLocalhostURL,
}
)
// Register with Fs
func init() {
fs.Register(&fs.RegInfo{
Name: "onedrive",
Description: "Microsoft OneDrive",
NewFs: NewFs,
Config: func(name string, m configmap.Mapper) {
err := oauthutil.Config("onedrive", name, m, oauthConfig)
if err != nil {
log.Fatalf("Failed to configure token: %v", err)
return
}
// Are we running headless?
if automatic, _ := m.Get(config.ConfigAutomatic); automatic != "" {
// Yes, okay we are done
return
}
type driveResource struct {
DriveID string `json:"id"`
DriveName string `json:"name"`
DriveType string `json:"driveType"`
}
type drivesResponse struct {
Drives []driveResource `json:"value"`
}
type siteResource struct {
SiteID string `json:"id"`
SiteName string `json:"displayName"`
SiteURL string `json:"webUrl"`
}
type siteResponse struct {
Sites []siteResource `json:"value"`
}
oAuthClient, _, err := oauthutil.NewClient(name, m, oauthConfig)
if err != nil {
log.Fatalf("Failed to configure OneDrive: %v", err)
}
srv := rest.NewClient(oAuthClient)
var opts rest.Opts
var finalDriveID string
var siteID string
switch config.Choose("Your choice",
[]string{"onedrive", "sharepoint", "driveid", "siteid", "search"},
[]string{"OneDrive Personal or Business", "Sharepoint site", "Type in driveID", "Type in SiteID", "Search a Sharepoint site"},
false) {
case "onedrive":
opts = rest.Opts{
Method: "GET",
RootURL: graphURL,
Path: "/me/drives",
}
case "sharepoint":
opts = rest.Opts{
Method: "GET",
RootURL: graphURL,
Path: "/sites/root/drives",
}
case "driveid":
fmt.Printf("Paste your Drive ID here> ")
finalDriveID = config.ReadLine()
case "siteid":
fmt.Printf("Paste your Site ID here> ")
siteID = config.ReadLine()
case "search":
fmt.Printf("What to search for> ")
searchTerm := config.ReadLine()
opts = rest.Opts{
Method: "GET",
RootURL: graphURL,
Path: "/sites?search=" + searchTerm,
}
sites := siteResponse{}
_, err := srv.CallJSON(&opts, nil, &sites)
if err != nil {
log.Fatalf("Failed to query available sites: %v", err)
}
if len(sites.Sites) == 0 {
log.Fatalf("Search for '%s' returned no results", searchTerm)
} else {
fmt.Printf("Found %d sites, please select the one you want to use:\n", len(sites.Sites))
for index, site := range sites.Sites {
fmt.Printf("%d: %s (%s) id=%s\n", index, site.SiteName, site.SiteURL, site.SiteID)
}
siteID = sites.Sites[config.ChooseNumber("Chose drive to use:", 0, len(sites.Sites)-1)].SiteID
}
}
// if we have a siteID we need to ask for the drives
if siteID != "" {
opts = rest.Opts{
Method: "GET",
RootURL: graphURL,
Path: "/sites/" + siteID + "/drives",
}
}
// We don't have the final ID yet?
// query Microsoft Graph
if finalDriveID == "" {
drives := drivesResponse{}
_, err := srv.CallJSON(&opts, nil, &drives)
if err != nil {
log.Fatalf("Failed to query available drives: %v", err)
}
if len(drives.Drives) == 0 {
log.Fatalf("No drives found")
} else {
fmt.Printf("Found %d drives, please select the one you want to use:\n", len(drives.Drives))
for index, drive := range drives.Drives {
fmt.Printf("%d: %s (%s) id=%s\n", index, drive.DriveName, drive.DriveType, drive.DriveID)
}
finalDriveID = drives.Drives[config.ChooseNumber("Chose drive to use:", 0, len(drives.Drives)-1)].DriveID
}
}
// Test the driveID and get drive type
opts = rest.Opts{
Method: "GET",
RootURL: graphURL,
Path: "/drives/" + finalDriveID + "/root"}
var rootItem api.Item
_, err = srv.CallJSON(&opts, nil, &rootItem)
if err != nil {
log.Fatalf("Failed to query root for drive %s: %v", finalDriveID, err)
}
fmt.Printf("Found drive '%s' of type '%s', URL: %s\nIs that okay?\n", rootItem.Name, rootItem.ParentReference.DriveType, rootItem.WebURL)
// This does not work, YET :)
if !config.Confirm() {
log.Fatalf("Cancelled by user")
}
config.FileSet(name, configDriveID, finalDriveID)
config.FileSet(name, configDriveType, rootItem.ParentReference.DriveType)
},
Options: []fs.Option{{
Name: config.ConfigClientID,
Help: "Microsoft App Client Id\nLeave blank normally.",
}, {
Name: config.ConfigClientSecret,
Help: "Microsoft App Client Secret\nLeave blank normally.",
}, {
Name: "chunk_size",
Help: "Chunk size to upload files with - must be multiple of 320k.",
Default: fs.SizeSuffix(10 * 1024 * 1024),
Advanced: true,
}, {
Name: "drive_id",
Help: "The ID of the drive to use",
Default: "",
Advanced: true,
}, {
Name: "drive_type",
Help: "The type of the drive ( personal | business | documentLibrary )",
Default: "",
Advanced: true,
}},
})
}
// Options defines the configuration for this backend
type Options struct {
ChunkSize fs.SizeSuffix `config:"chunk_size"`
DriveID string `config:"drive_id"`
DriveType string `config:"drive_type"`
}
// Fs represents a remote one drive
type Fs struct {
name string // name of this remote
root string // the path we are working on
opt Options // parsed options
features *fs.Features // optional features
srv *rest.Client // the connection to the one drive server
dirCache *dircache.DirCache // Map of directory path to directory id
pacer *pacer.Pacer // pacer for API calls
tokenRenewer *oauthutil.Renew // renew the token on expiry
driveID string // ID to use for querying Microsoft Graph
driveType string // https://developer.microsoft.com/en-us/graph/docs/api-reference/v1.0/resources/drive
}
// Object describes a one drive object
//
// Will definitely have info but maybe not meta
type Object struct {
fs *Fs // what this object is part of
remote string // The remote path
hasMetaData bool // whether info below has been set
size int64 // size of the object
modTime time.Time // modification time of the object
id string // ID of the object
sha1 string // SHA-1 of the object content
quickxorhash string // QuickXorHash of the object content
mimeType string // Content-Type of object from server (may not be as uploaded)
}
// ------------------------------------------------------------
// Name of the remote (as passed into NewFs)
func (f *Fs) Name() string {
return f.name
}
// Root of the remote (as passed into NewFs)
func (f *Fs) Root() string {
return f.root
}
// String converts this Fs to a string
func (f *Fs) String() string {
return fmt.Sprintf("One drive root '%s'", f.root)
}
// Features returns the optional features of this Fs
func (f *Fs) Features() *fs.Features {
return f.features
}
// parsePath parses an one drive 'url'
func parsePath(path string) (root string) {
root = strings.Trim(path, "/")
return
}
// retryErrorCodes is a slice of error codes that we will retry
var retryErrorCodes = []int{
429, // Too Many Requests.
500, // Internal Server Error
502, // Bad Gateway
503, // Service Unavailable
504, // Gateway Timeout
509, // Bandwidth Limit Exceeded
}
// shouldRetry returns a boolean as to whether this resp and err
// deserve to be retried. It returns the err as a convenience
func shouldRetry(resp *http.Response, err error) (bool, error) {
authRety := false
if resp != nil && resp.StatusCode == 401 && len(resp.Header["Www-Authenticate"]) == 1 && strings.Index(resp.Header["Www-Authenticate"][0], "expired_token") >= 0 {
authRety = true
fs.Debugf(nil, "Should retry: %v", err)
}
return authRety || fserrors.ShouldRetry(err) || fserrors.ShouldRetryHTTP(resp, retryErrorCodes), err
}
// readMetaDataForPath reads the metadata from the path
func (f *Fs) readMetaDataForPath(path string) (info *api.Item, resp *http.Response, err error) {
var opts rest.Opts
if len(path) == 0 {
opts = rest.Opts{
Method: "GET",
Path: "/root",
}
} else {
opts = rest.Opts{
Method: "GET",
Path: "/root:/" + rest.URLPathEscape(replaceReservedChars(path)),
}
}
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, nil, &info)
return shouldRetry(resp, err)
})
return info, resp, err
}
// errorHandler parses a non 2xx error response into an error
func errorHandler(resp *http.Response) error {
// Decode error response
errResponse := new(api.Error)
err := rest.DecodeJSON(resp, &errResponse)
if err != nil {
fs.Debugf(nil, "Couldn't decode error response: %v", err)
}
if errResponse.ErrorInfo.Code == "" {
errResponse.ErrorInfo.Code = resp.Status
}
return errResponse
}
// NewFs constructs an Fs from the path, container:path
func NewFs(name, root string, m configmap.Mapper) (fs.Fs, error) {
// Parse config into Options struct
opt := new(Options)
err := configstruct.Set(m, opt)
if err != nil {
return nil, err
}
if opt.ChunkSize%(320*1024) != 0 {
return nil, errors.Errorf("chunk size %d is not a multiple of 320k", opt.ChunkSize)
}
if opt.DriveID == "" || opt.DriveType == "" {
log.Fatalf("Unable to get drive_id and drive_type. If you are upgrading from older versions of rclone, please run `rclone config` and re-configure this backend.")
}
root = parsePath(root)
oAuthClient, ts, err := oauthutil.NewClient(name, m, oauthConfig)
if err != nil {
log.Fatalf("Failed to configure OneDrive: %v", err)
}
f := &Fs{
name: name,
root: root,
opt: *opt,
driveID: opt.DriveID,
driveType: opt.DriveType,
srv: rest.NewClient(oAuthClient).SetRoot(graphURL + "/drives/" + opt.DriveID),
pacer: pacer.New().SetMinSleep(minSleep).SetMaxSleep(maxSleep).SetDecayConstant(decayConstant),
}
f.features = (&fs.Features{
CaseInsensitive: true,
ReadMimeType: true,
CanHaveEmptyDirectories: true,
}).Fill(f)
f.srv.SetErrorHandler(errorHandler)
// Renew the token in the background
f.tokenRenewer = oauthutil.NewRenew(f.String(), ts, func() error {
_, _, err := f.readMetaDataForPath("")
return err
})
// Get rootID
rootInfo, _, err := f.readMetaDataForPath("")
if err != nil || rootInfo.ID == "" {
return nil, errors.Wrap(err, "failed to get root")
}
f.dirCache = dircache.New(root, rootInfo.ID, f)
// Find the current root
err = f.dirCache.FindRoot(false)
if err != nil {
// Assume it is a file
newRoot, remote := dircache.SplitPath(root)
newF := *f
newF.dirCache = dircache.New(newRoot, rootInfo.ID, &newF)
newF.root = newRoot
// Make new Fs which is the parent
err = newF.dirCache.FindRoot(false)
if err != nil {
// No root so return old f
return f, nil
}
_, err := newF.newObjectWithInfo(remote, nil)
if err != nil {
if err == fs.ErrorObjectNotFound {
// File doesn't exist so return old f
return f, nil
}
return nil, err
}
// return an error with an fs which points to the parent
return &newF, fs.ErrorIsFile
}
return f, nil
}
// rootSlash returns root with a slash on if it is empty, otherwise empty string
func (f *Fs) rootSlash() string {
if f.root == "" {
return f.root
}
return f.root + "/"
}
// Return an Object from a path
//
// If it can't be found it returns the error fs.ErrorObjectNotFound.
func (f *Fs) newObjectWithInfo(remote string, info *api.Item) (fs.Object, error) {
o := &Object{
fs: f,
remote: remote,
}
var err error
if info != nil {
// Set info
err = o.setMetaData(info)
} else {
err = o.readMetaData() // reads info and meta, returning an error
}
if err != nil {
return nil, err
}
return o, nil
}
// NewObject finds the Object at remote. If it can't be found
// it returns the error fs.ErrorObjectNotFound.
func (f *Fs) NewObject(remote string) (fs.Object, error) {
return f.newObjectWithInfo(remote, nil)
}
// FindLeaf finds a directory of name leaf in the folder with ID pathID
func (f *Fs) FindLeaf(pathID, leaf string) (pathIDOut string, found bool, err error) {
// fs.Debugf(f, "FindLeaf(%q, %q)", pathID, leaf)
parent, ok := f.dirCache.GetInv(pathID)
if !ok {
return "", false, errors.New("couldn't find parent ID")
}
path := leaf
if parent != "" {
path = parent + "/" + path
}
if f.dirCache.FoundRoot() {
path = f.rootSlash() + path
}
info, resp, err := f.readMetaDataForPath(path)
if err != nil {
if resp != nil && resp.StatusCode == http.StatusNotFound {
return "", false, nil
}
return "", false, err
}
if info.GetFolder() == nil {
return "", false, errors.New("found file when looking for folder")
}
return info.GetID(), true, nil
}
// CreateDir makes a directory with pathID as parent and name leaf
func (f *Fs) CreateDir(dirID, leaf string) (newID string, err error) {
// fs.Debugf(f, "CreateDir(%q, %q)\n", dirID, leaf)
var resp *http.Response
var info *api.Item
opts := newOptsCall(dirID, "POST", "/children")
mkdir := api.CreateItemRequest{
Name: replaceReservedChars(leaf),
ConflictBehavior: "fail",
}
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, &mkdir, &info)
return shouldRetry(resp, err)
})
if err != nil {
//fmt.Printf("...Error %v\n", err)
return "", err
}
//fmt.Printf("...Id %q\n", *info.Id)
return info.GetID(), nil
}
// list the objects into the function supplied
//
// If directories is set it only sends directories
// User function to process a File item from listAll
//
// Should return true to finish processing
type listAllFn func(*api.Item) bool
// Lists the directory required calling the user function on each item found
//
// If the user fn ever returns true then it early exits with found = true
func (f *Fs) listAll(dirID string, directoriesOnly bool, filesOnly bool, fn listAllFn) (found bool, err error) {
// Top parameter asks for bigger pages of data
// https://dev.onedrive.com/odata/optional-query-parameters.htm
opts := newOptsCall(dirID, "GET", "/children?$top=1000")
OUTER:
for {
var result api.ListChildrenResponse
var resp *http.Response
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, nil, &result)
return shouldRetry(resp, err)
})
if err != nil {
return found, errors.Wrap(err, "couldn't list files")
}
if len(result.Value) == 0 {
break
}
for i := range result.Value {
item := &result.Value[i]
isFolder := item.GetFolder() != nil
if isFolder {
if filesOnly {
continue
}
} else {
if directoriesOnly {
continue
}
}
if item.Deleted != nil {
continue
}
item.Name = restoreReservedChars(item.GetName())
if fn(item) {
found = true
break OUTER
}
}
if result.NextLink == "" {
break
}
opts.Path = ""
opts.RootURL = result.NextLink
}
return
}
// List the objects and directories in dir into entries. The
// entries can be returned in any order but should be for a
// complete directory.
//
// dir should be "" to list the root, and should not have
// trailing slashes.
//
// This should return ErrDirNotFound if the directory isn't
// found.
func (f *Fs) List(dir string) (entries fs.DirEntries, err error) {
err = f.dirCache.FindRoot(false)
if err != nil {
return nil, err
}
directoryID, err := f.dirCache.FindDir(dir, false)
if err != nil {
return nil, err
}
var iErr error
_, err = f.listAll(directoryID, false, false, func(info *api.Item) bool {
remote := path.Join(dir, info.GetName())
folder := info.GetFolder()
if folder != nil {
// cache the directory ID for later lookups
id := info.GetID()
f.dirCache.Put(remote, id)
d := fs.NewDir(remote, time.Time(info.GetLastModifiedDateTime())).SetID(id)
if folder != nil {
d.SetItems(folder.ChildCount)
}
entries = append(entries, d)
} else {
o, err := f.newObjectWithInfo(remote, info)
if err != nil {
iErr = err
return true
}
entries = append(entries, o)
}
return false
})
if err != nil {
return nil, err
}
if iErr != nil {
return nil, iErr
}
return entries, nil
}
// Creates from the parameters passed in a half finished Object which
// must have setMetaData called on it
//
// Returns the object, leaf, directoryID and error
//
// Used to create new objects
func (f *Fs) createObject(remote string, modTime time.Time, size int64) (o *Object, leaf string, directoryID string, err error) {
// Create the directory for the object if it doesn't exist
leaf, directoryID, err = f.dirCache.FindRootAndPath(remote, true)
if err != nil {
return nil, leaf, directoryID, err
}
// Temporary Object under construction
o = &Object{
fs: f,
remote: remote,
}
return o, leaf, directoryID, nil
}
// Put the object into the container
//
// Copy the reader in to the new object which is returned
//
// The new object may have been created if an error is returned
func (f *Fs) Put(in io.Reader, src fs.ObjectInfo, options ...fs.OpenOption) (fs.Object, error) {
remote := src.Remote()
size := src.Size()
modTime := src.ModTime()
o, _, _, err := f.createObject(remote, modTime, size)
if err != nil {
return nil, err
}
return o, o.Update(in, src, options...)
}
// Mkdir creates the container if it doesn't exist
func (f *Fs) Mkdir(dir string) error {
err := f.dirCache.FindRoot(true)
if err != nil {
return err
}
if dir != "" {
_, err = f.dirCache.FindDir(dir, true)
}
return err
}
// deleteObject removes an object by ID
func (f *Fs) deleteObject(id string) error {
opts := newOptsCall(id, "DELETE", "")
opts.NoResponse = true
return f.pacer.Call(func() (bool, error) {
resp, err := f.srv.Call(&opts)
return shouldRetry(resp, err)
})
}
// purgeCheck removes the root directory, if check is set then it
// refuses to do so if it has anything in
func (f *Fs) purgeCheck(dir string, check bool) error {
root := path.Join(f.root, dir)
if root == "" {
return errors.New("can't purge root directory")
}
dc := f.dirCache
err := dc.FindRoot(false)
if err != nil {
return err
}
rootID, err := dc.FindDir(dir, false)
if err != nil {
return err
}
if check {
// check to see if there are any items
found, err := f.listAll(rootID, false, false, func(item *api.Item) bool {
return true
})
if err != nil {
return err
}
if found {
return fs.ErrorDirectoryNotEmpty
}
}
err = f.deleteObject(rootID)
if err != nil {
return err
}
f.dirCache.FlushDir(dir)
if err != nil {
return err
}
return nil
}
// Rmdir deletes the root folder
//
// Returns an error if it isn't empty
func (f *Fs) Rmdir(dir string) error {
return f.purgeCheck(dir, true)
}
// Precision return the precision of this Fs
func (f *Fs) Precision() time.Duration {
return time.Second
}
// waitForJob waits for the job with status in url to complete
func (f *Fs) waitForJob(location string, o *Object) error {
deadline := time.Now().Add(fs.Config.Timeout)
for time.Now().Before(deadline) {
var resp *http.Response
var err error
var body []byte
err = f.pacer.Call(func() (bool, error) {
resp, err = http.Get(location)
if err != nil {
return fserrors.ShouldRetry(err), err
}
body, err = rest.ReadBody(resp)
return fserrors.ShouldRetry(err), err
})
if err != nil {
return err
}
// Try to decode the body first as an api.AsyncOperationStatus
var status api.AsyncOperationStatus
err = json.Unmarshal(body, &status)
if err != nil {
return errors.Wrapf(err, "async status result not JSON: %q", body)
}
switch status.Status {
case "failed":
case "deleteFailed":
{
return errors.Errorf("%s: async operation returned %q", o.remote, status.Status)
}
case "completed":
err = o.readMetaData()
return errors.Wrapf(err, "async operation completed but readMetaData failed")
}
time.Sleep(1 * time.Second)
}
return errors.Errorf("async operation didn't complete after %v", fs.Config.Timeout)
}
// Copy src to this remote using server side copy operations.
//
// This is stored with the remote path given
//
// It returns the destination Object and a possible error
//
// Will only be called if src.Fs().Name() == f.Name()
//
// If it isn't possible then return fs.ErrorCantCopy
func (f *Fs) Copy(src fs.Object, remote string) (fs.Object, error) {
srcObj, ok := src.(*Object)
if !ok {
fs.Debugf(src, "Can't copy - not same remote type")
return nil, fs.ErrorCantCopy
}
err := srcObj.readMetaData()
if err != nil {
return nil, err
}
srcPath := srcObj.fs.rootSlash() + srcObj.remote
dstPath := f.rootSlash() + remote
if strings.ToLower(srcPath) == strings.ToLower(dstPath) {
return nil, errors.Errorf("can't copy %q -> %q as are same name when lowercase", srcPath, dstPath)
}
// Create temporary object
dstObj, leaf, directoryID, err := f.createObject(remote, srcObj.modTime, srcObj.size)
if err != nil {
return nil, err
}
// Copy the object
opts := newOptsCall(srcObj.id, "POST", "/copy")
opts.ExtraHeaders = map[string]string{"Prefer": "respond-async"}
opts.NoResponse = true
id, _, _ := parseDirID(directoryID)
replacedLeaf := replaceReservedChars(leaf)
copyReq := api.CopyItemRequest{
Name: &replacedLeaf,
ParentReference: api.ItemReference{
DriveID: f.driveID,
ID: id,
},
}
var resp *http.Response
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, &copyReq, nil)
return shouldRetry(resp, err)
})
if err != nil {
return nil, err
}
// read location header
location := resp.Header.Get("Location")
if location == "" {
return nil, errors.New("didn't receive location header in copy response")
}
// Wait for job to finish
err = f.waitForJob(location, dstObj)
if err != nil {
return nil, err
}
// Copy does NOT copy the modTime from the source and there seems to
// be no way to set date before
// This will create TWO versions on OneDrive
err = dstObj.SetModTime(srcObj.ModTime())
if err != nil {
return nil, err
}
return dstObj, nil
}
// Purge deletes all the files and the container
//
// Optional interface: Only implement this if you have a way of
// deleting all the files quicker than just running Remove() on the
// result of List()
func (f *Fs) Purge() error {
return f.purgeCheck("", false)
}
// Move src to this remote using server side move operations.
//
// This is stored with the remote path given
//
// It returns the destination Object and a possible error
//
// Will only be called if src.Fs().Name() == f.Name()
//
// If it isn't possible then return fs.ErrorCantMove
func (f *Fs) Move(src fs.Object, remote string) (fs.Object, error) {
srcObj, ok := src.(*Object)
if !ok {
fs.Debugf(src, "Can't move - not same remote type")
return nil, fs.ErrorCantMove
}
// Create temporary object
dstObj, leaf, directoryID, err := f.createObject(remote, srcObj.modTime, srcObj.size)
if err != nil {
return nil, err
}
// Move the object
opts := newOptsCall(srcObj.id, "PATCH", "")
id, _, _ := parseDirID(directoryID)
move := api.MoveItemRequest{
Name: replaceReservedChars(leaf),
ParentReference: &api.ItemReference{
ID: id,
},
// We set the mod time too as it gets reset otherwise
FileSystemInfo: &api.FileSystemInfoFacet{
CreatedDateTime: api.Timestamp(srcObj.modTime),
LastModifiedDateTime: api.Timestamp(srcObj.modTime),
},
}
var resp *http.Response
var info api.Item
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, &move, &info)
return shouldRetry(resp, err)
})
if err != nil {
return nil, err
}
err = dstObj.setMetaData(&info)
if err != nil {
return nil, err
}
return dstObj, nil
}
// DirMove moves src, srcRemote to this remote at dstRemote
// using server side move operations.
//
// Will only be called if src.Fs().Name() == f.Name()
//
// If it isn't possible then return fs.ErrorCantDirMove
//
// If destination exists then return fs.ErrorDirExists
func (f *Fs) DirMove(src fs.Fs, srcRemote, dstRemote string) error {
srcFs, ok := src.(*Fs)
if !ok {
fs.Debugf(srcFs, "Can't move directory - not same remote type")
return fs.ErrorCantDirMove
}
srcPath := path.Join(srcFs.root, srcRemote)
dstPath := path.Join(f.root, dstRemote)
// Refuse to move to or from the root
if srcPath == "" || dstPath == "" {
fs.Debugf(src, "DirMove error: Can't move root")
return errors.New("can't move root directory")
}
// find the root src directory
err := srcFs.dirCache.FindRoot(false)
if err != nil {
return err
}
// find the root dst directory
if dstRemote != "" {
err = f.dirCache.FindRoot(true)
if err != nil {
return err
}
} else {
if f.dirCache.FoundRoot() {
return fs.ErrorDirExists
}
}
// Find ID of dst parent, creating subdirs if necessary
var leaf, dstDirectoryID string
findPath := dstRemote
if dstRemote == "" {
findPath = f.root
}
leaf, dstDirectoryID, err = f.dirCache.FindPath(findPath, true)
if err != nil {
return err
}
parsedDstDirID, _, _ := parseDirID(dstDirectoryID)
// Check destination does not exist
if dstRemote != "" {
_, err = f.dirCache.FindDir(dstRemote, false)
if err == fs.ErrorDirNotFound {
// OK
} else if err != nil {
return err
} else {
return fs.ErrorDirExists
}
}
// Find ID of src
srcID, err := srcFs.dirCache.FindDir(srcRemote, false)
if err != nil {
return err
}
// Get timestamps of src so they can be preserved
srcInfo, _, err := srcFs.readMetaDataForPath(srcPath)
if err != nil {
return err
}
// Do the move
opts := newOptsCall(srcID, "PATCH", "")
move := api.MoveItemRequest{
Name: replaceReservedChars(leaf),
ParentReference: &api.ItemReference{
ID: parsedDstDirID,
},
// We set the mod time too as it gets reset otherwise
FileSystemInfo: &api.FileSystemInfoFacet{
CreatedDateTime: srcInfo.CreatedDateTime,
LastModifiedDateTime: srcInfo.LastModifiedDateTime,
},
}
var resp *http.Response
var info api.Item
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, &move, &info)
return shouldRetry(resp, err)
})
if err != nil {
return err
}
srcFs.dirCache.FlushDir(srcRemote)
return nil
}
// DirCacheFlush resets the directory cache - used in testing as an
// optional interface
func (f *Fs) DirCacheFlush() {
f.dirCache.ResetRoot()
}
// About gets quota information
func (f *Fs) About() (usage *fs.Usage, err error) {
var drive api.Drive
opts := rest.Opts{
Method: "GET",
Path: "",
}
var resp *http.Response
err = f.pacer.Call(func() (bool, error) {
resp, err = f.srv.CallJSON(&opts, nil, &drive)
return shouldRetry(resp, err)
})
if err != nil {
return nil, errors.Wrap(err, "about failed")
}
q := drive.Quota
usage = &fs.Usage{
Total: fs.NewUsageValue(q.Total), // quota of bytes that can be used
Used: fs.NewUsageValue(q.Used), // bytes in use
Trashed: fs.NewUsageValue(q.Deleted), // bytes in trash
Free: fs.NewUsageValue(q.Remaining), // bytes which can be uploaded before reaching the quota
}
return usage, nil
}
// Hashes returns the supported hash sets.
func (f *Fs) Hashes() hash.Set {
if f.driveType == driveTypePersonal {
return hash.Set(hash.SHA1)
}
return hash.Set(hash.QuickXorHash)
}
// ------------------------------------------------------------
// Fs returns the parent Fs
func (o *Object) Fs() fs.Info {
return o.fs
}
// Return a string version
func (o *Object) String() string {
if o == nil {
return "<nil>"
}
return o.remote
}
// Remote returns the remote path
func (o *Object) Remote() string {
return o.remote
}
// srvPath returns a path for use in server
func (o *Object) srvPath() string {
return replaceReservedChars(o.fs.rootSlash() + o.remote)
}
// Hash returns the SHA-1 of an object returning a lowercase hex string
func (o *Object) Hash(t hash.Type) (string, error) {
if o.fs.driveType == driveTypePersonal {
if t == hash.SHA1 {
return o.sha1, nil
}
} else {
if t == hash.QuickXorHash {
return o.quickxorhash, nil
}
}
return "", hash.ErrUnsupported
}
// Size returns the size of an object in bytes
func (o *Object) Size() int64 {
err := o.readMetaData()
if err != nil {
fs.Logf(o, "Failed to read metadata: %v", err)
return 0
}
return o.size
}
// setMetaData sets the metadata from info
func (o *Object) setMetaData(info *api.Item) (err error) {
if info.GetFolder() != nil {
return errors.Wrapf(fs.ErrorNotAFile, "%q", o.remote)
}
o.hasMetaData = true
o.size = info.GetSize()
// Docs: https://docs.microsoft.com/en-us/onedrive/developer/rest-api/resources/hashes
//
// We use SHA1 for onedrive personal and QuickXorHash for onedrive for business
file := info.GetFile()
if file != nil {
o.mimeType = file.MimeType
if file.Hashes.Sha1Hash != "" {
o.sha1 = strings.ToLower(file.Hashes.Sha1Hash)
}
if file.Hashes.QuickXorHash != "" {
h, err := base64.StdEncoding.DecodeString(file.Hashes.QuickXorHash)
if err != nil {
fs.Errorf(o, "Failed to decode QuickXorHash %q: %v", file.Hashes.QuickXorHash, err)
} else {
o.quickxorhash = hex.EncodeToString(h)
}
}
}
fileSystemInfo := info.GetFileSystemInfo()
if fileSystemInfo != nil {
o.modTime = time.Time(fileSystemInfo.LastModifiedDateTime)
} else {
o.modTime = time.Time(info.GetLastModifiedDateTime())
}
o.id = info.GetID()
return nil
}
// readMetaData gets the metadata if it hasn't already been fetched
//
// it also sets the info
func (o *Object) readMetaData() (err error) {
if o.hasMetaData {
return nil
}
info, _, err := o.fs.readMetaDataForPath(o.srvPath())
if err != nil {
if apiErr, ok := err.(*api.Error); ok {
if apiErr.ErrorInfo.Code == "itemNotFound" {
return fs.ErrorObjectNotFound
}
}
return err
}
return o.setMetaData(info)
}
// ModTime returns the modification time of the object
//
//
// It attempts to read the objects mtime and if that isn't present the
// LastModified returned in the http headers
func (o *Object) ModTime() time.Time {
err := o.readMetaData()
if err != nil {
fs.Logf(o, "Failed to read metadata: %v", err)
return time.Now()
}
return o.modTime
}
// setModTime sets the modification time of the local fs object
func (o *Object) setModTime(modTime time.Time) (*api.Item, error) {
var opts rest.Opts
_, directoryID, _ := o.fs.dirCache.FindPath(o.remote, false)
_, drive, rootURL := parseDirID(directoryID)
if drive != "" {
opts = rest.Opts{
Method: "PATCH",
RootURL: rootURL,
Path: "/" + drive + "/root:/" + rest.URLPathEscape(o.srvPath()),
}
} else {
opts = rest.Opts{
Method: "PATCH",
Path: "/root:/" + rest.URLPathEscape(o.srvPath()),
}
}
update := api.SetFileSystemInfo{
FileSystemInfo: api.FileSystemInfoFacet{
CreatedDateTime: api.Timestamp(modTime),
LastModifiedDateTime: api.Timestamp(modTime),
},
}
var info *api.Item
err := o.fs.pacer.Call(func() (bool, error) {
resp, err := o.fs.srv.CallJSON(&opts, &update, &info)
return shouldRetry(resp, err)
})
return info, err
}
// SetModTime sets the modification time of the local fs object
func (o *Object) SetModTime(modTime time.Time) error {
info, err := o.setModTime(modTime)
if err != nil {
return err
}
return o.setMetaData(info)
}
// Storable returns a boolean showing whether this object storable
func (o *Object) Storable() bool {
return true
}
// Open an object for read
func (o *Object) Open(options ...fs.OpenOption) (in io.ReadCloser, err error) {
if o.id == "" {
return nil, errors.New("can't download - no id")
}
fs.FixRangeOption(options, o.size)
var resp *http.Response
opts := newOptsCall(o.id, "GET", "/content")
opts.Options = options
err = o.fs.pacer.Call(func() (bool, error) {
resp, err = o.fs.srv.Call(&opts)
return shouldRetry(resp, err)
})
if err != nil {
return nil, err
}
if resp.StatusCode == http.StatusOK && resp.ContentLength > 0 && resp.Header.Get("Content-Range") == "" {
//Overwrite size with actual size since size readings from Onedrive is unreliable.
o.size = resp.ContentLength
}
return resp.Body, err
}
// createUploadSession creates an upload session for the object
func (o *Object) createUploadSession(modTime time.Time) (response *api.CreateUploadResponse, err error) {
leaf, directoryID, _ := o.fs.dirCache.FindPath(o.remote, false)
id, drive, rootURL := parseDirID(directoryID)
var opts rest.Opts
if drive != "" {
opts = rest.Opts{
Method: "POST",
RootURL: rootURL,
Path: "/" + drive + "/items/" + id + ":/" + rest.URLPathEscape(leaf) + ":/createUploadSession",
}
} else {
opts = rest.Opts{
Method: "POST",
Path: "/root:/" + rest.URLPathEscape(o.srvPath()) + ":/createUploadSession",
}
}
createRequest := api.CreateUploadRequest{}
createRequest.Item.FileSystemInfo.CreatedDateTime = api.Timestamp(modTime)
createRequest.Item.FileSystemInfo.LastModifiedDateTime = api.Timestamp(modTime)
var resp *http.Response
err = o.fs.pacer.Call(func() (bool, error) {
resp, err = o.fs.srv.CallJSON(&opts, &createRequest, &response)
return shouldRetry(resp, err)
})
return response, err
}
// uploadFragment uploads a part
func (o *Object) uploadFragment(url string, start int64, totalSize int64, chunk io.ReadSeeker, chunkSize int64) (info *api.Item, err error) {
opts := rest.Opts{
Method: "PUT",
RootURL: url,
ContentLength: &chunkSize,
ContentRange: fmt.Sprintf("bytes %d-%d/%d", start, start+chunkSize-1, totalSize),
Body: chunk,
}
// var response api.UploadFragmentResponse
var resp *http.Response
err = o.fs.pacer.Call(func() (bool, error) {
_, _ = chunk.Seek(0, io.SeekStart)
resp, err = o.fs.srv.Call(&opts)
if resp != nil {
defer fs.CheckClose(resp.Body, &err)
}
retry, err := shouldRetry(resp, err)
if !retry && resp != nil {
if resp.StatusCode == 200 || resp.StatusCode == 201 {
// we are done :)
// read the item
info = &api.Item{}
return false, json.NewDecoder(resp.Body).Decode(info)
}
}
return retry, err
})
return info, err
}
// cancelUploadSession cancels an upload session
func (o *Object) cancelUploadSession(url string) (err error) {
opts := rest.Opts{
Method: "DELETE",
RootURL: url,
NoResponse: true,
}
var resp *http.Response
err = o.fs.pacer.Call(func() (bool, error) {
resp, err = o.fs.srv.Call(&opts)
return shouldRetry(resp, err)
})
return
}
// uploadMultipart uploads a file using multipart upload
func (o *Object) uploadMultipart(in io.Reader, size int64, modTime time.Time) (info *api.Item, err error) {
// Create upload session
fs.Debugf(o, "Starting multipart upload")
session, err := o.createUploadSession(modTime)
if err != nil {
return nil, err
}
uploadURL := session.UploadURL
// Cancel the session if something went wrong
defer func() {
if err != nil {
fs.Debugf(o, "Cancelling multipart upload: %v", err)
cancelErr := o.cancelUploadSession(uploadURL)
if cancelErr != nil {
fs.Logf(o, "Failed to cancel multipart upload: %v", err)
}
}
}()
// Upload the chunks
remaining := size
position := int64(0)
for remaining > 0 {
n := int64(o.fs.opt.ChunkSize)
if remaining < n {
n = remaining
}
seg := readers.NewRepeatableReader(io.LimitReader(in, n))
fs.Debugf(o, "Uploading segment %d/%d size %d", position, size, n)
info, err = o.uploadFragment(uploadURL, position, size, seg, n)
if err != nil {
return nil, err
}
remaining -= n
position += n
}
return info, nil
}
// Update the object with the contents of the io.Reader, modTime and size
//
// The new object may have been created if an error is returned
func (o *Object) Update(in io.Reader, src fs.ObjectInfo, options ...fs.OpenOption) (err error) {
o.fs.tokenRenewer.Start()
defer o.fs.tokenRenewer.Stop()
size := src.Size()
modTime := src.ModTime()
info, err := o.uploadMultipart(in, size, modTime)
if err != nil {
return err
}
return o.setMetaData(info)
}
// Remove an object
func (o *Object) Remove() error {
return o.fs.deleteObject(o.id)
}
// MimeType of an Object if known, "" otherwise
func (o *Object) MimeType() string {
return o.mimeType
}
// ID returns the ID of the Object if known, or "" if not
func (o *Object) ID() string {
return o.id
}
func newOptsCall(id string, method string, route string) (opts rest.Opts) {
id, drive, rootURL := parseDirID(id)
if drive != "" {
return rest.Opts{
Method: method,
RootURL: rootURL,
Path: "/" + drive + "/items/" + id + route,
}
}
return rest.Opts{
Method: method,
Path: "/items/" + id + route,
}
}
func parseDirID(ID string) (string, string, string) {
if strings.Index(ID, "#") >= 0 {
s := strings.Split(ID, "#")
return s[1], s[0], graphURL + "/drives"
}
return ID, "", ""
}
// Check the interfaces are satisfied
var (
_ fs.Fs = (*Fs)(nil)
_ fs.Purger = (*Fs)(nil)
_ fs.Copier = (*Fs)(nil)
_ fs.Mover = (*Fs)(nil)
_ fs.DirMover = (*Fs)(nil)
_ fs.DirCacheFlusher = (*Fs)(nil)
_ fs.Abouter = (*Fs)(nil)
_ fs.Object = (*Object)(nil)
_ fs.MimeTyper = &Object{}
_ fs.IDer = &Object{}
)