forked from keybase/client
/
device.go
162 lines (144 loc) · 4.53 KB
/
device.go
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// Copyright 2015 Keybase, Inc. All rights reserved. Use of
// this source code is governed by the included BSD license.
package service
import (
"encoding/json"
"errors"
"github.com/keybase/client/go/engine"
"github.com/keybase/client/go/gregor"
"github.com/keybase/client/go/libkb"
keybase1 "github.com/keybase/client/go/protocol/keybase1"
"github.com/keybase/go-framed-msgpack-rpc/rpc"
"golang.org/x/net/context"
)
// DeviceHandler is the RPC handler for the device interface.
type DeviceHandler struct {
*BaseHandler
libkb.Contextified
gregor *gregorHandler
}
// NewDeviceHandler creates a DeviceHandler for the xp transport.
func NewDeviceHandler(xp rpc.Transporter, g *libkb.GlobalContext, gregor *gregorHandler) *DeviceHandler {
return &DeviceHandler{
BaseHandler: NewBaseHandler(g, xp),
Contextified: libkb.NewContextified(g),
gregor: gregor,
}
}
// DeviceList returns a list of all the devices for a user.
func (h *DeviceHandler) DeviceList(ctx context.Context, sessionID int) ([]keybase1.Device, error) {
uis := libkb.UIs{
LogUI: h.getLogUI(sessionID),
SessionID: sessionID,
}
eng := engine.NewDevList(h.G())
m := libkb.NewMetaContext(ctx, h.G()).WithUIs(uis)
if err := engine.RunEngine2(m, eng); err != nil {
return nil, err
}
return eng.List(), nil
}
// DeviceHistoryList returns a list of all the devices for a user,
// with detailed history and provisioner, revoker information.
func (h *DeviceHandler) DeviceHistoryList(nctx context.Context, sessionID int) ([]keybase1.DeviceDetail, error) {
uis := libkb.UIs{
LogUI: h.getLogUI(sessionID),
SessionID: sessionID,
}
eng := engine.NewDeviceHistorySelf(h.G())
m := libkb.NewMetaContext(nctx, h.G()).WithUIs(uis)
if err := engine.RunEngine2(m, eng); err != nil {
return nil, err
}
return eng.Devices(), nil
}
// DeviceAdd starts the kex2 device provisioning on the
// provisioner (device X/C1)
func (h *DeviceHandler) DeviceAdd(c context.Context, sessionID int) error {
uis := libkb.UIs{
ProvisionUI: h.getProvisionUI(sessionID),
SecretUI: h.getSecretUI(sessionID, h.G()),
SessionID: sessionID,
}
m := libkb.NewMetaContext(c, h.G()).WithUIs(uis)
eng := engine.NewDeviceAdd(h.G())
return engine.RunEngine2(m, eng)
}
// CheckDeviceNameFormat verifies that the device name has a valid
// format.
func (h *DeviceHandler) CheckDeviceNameFormat(_ context.Context, arg keybase1.CheckDeviceNameFormatArg) (bool, error) {
ok := libkb.CheckDeviceName.F(arg.Name)
if ok {
return ok, nil
}
return false, errors.New(libkb.CheckDeviceName.Hint)
}
type _deviceChange struct {
DeviceID string `json:"device_id"`
}
func LoopAndDismissForDeviceChangeNotifications(mctx libkb.MetaContext, dismisser libkb.GregorState,
gregorState gregor.State, exceptedDeviceID string) (err error) {
items, err := gregorState.Items()
if err != nil {
return err
}
var body _deviceChange
for _, item := range items {
category := item.Category().String()
if !(category == "device.revoked" || category == "device.new") {
continue
}
err := json.Unmarshal(item.Body().Bytes(), &body)
if err != nil {
return err
}
itemID := item.Metadata().MsgID()
if body.DeviceID != exceptedDeviceID {
mctx.Debug("dismissing device notification %s for %s", category, body.DeviceID)
err := dismisser.DismissItem(mctx.Ctx(), nil, itemID)
if err != nil {
return err
}
}
}
return nil
}
func (h *DeviceHandler) DismissDeviceChangeNotifications(c context.Context) (err error) {
mctx := libkb.NewMetaContext(c, h.G())
defer mctx.Trace("DismissDeviceChangeNotifications", &err)()
gcli, err := h.gregor.getGregorCli()
if err != nil {
return err
}
state, err := gcli.StateMachineState(c, nil, true)
if err != nil {
return err
}
activeDeviceID := h.G().ActiveDevice.DeviceID().String()
dismisser := h.G().GregorState
err = LoopAndDismissForDeviceChangeNotifications(mctx, dismisser, state, activeDeviceID)
return err
}
func (h *DeviceHandler) CheckDeviceNameForUser(ctx context.Context, arg keybase1.CheckDeviceNameForUserArg) error {
mctx := libkb.NewMetaContext(ctx, h.G())
_, err := mctx.G().API.Get(mctx, libkb.APIArg{
Endpoint: "device/check_name",
SessionType: libkb.APISessionTypeNONE,
Args: libkb.HTTPArgs{
"username": libkb.S{Val: arg.Username},
"devicename": libkb.S{Val: arg.Devicename},
},
})
if err == nil {
return err
}
if apiErr, ok := err.(*libkb.APIError); ok {
switch apiErr.Code {
case libkb.SCDeviceNameInUse:
return libkb.DeviceNameInUseError{}
case libkb.SCInputError:
return libkb.DeviceBadNameError{}
}
}
return err
}