forked from Silverfish/proton-bridge
121 lines
2.6 KiB
Go
121 lines
2.6 KiB
Go
// Copyright (c) 2021 Proton Technologies AG
|
|
//
|
|
// This file is part of ProtonMail Bridge.
|
|
//
|
|
// ProtonMail Bridge is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// ProtonMail Bridge is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
package pmapi
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/ProtonMail/gopenpgp/v2/crypto"
|
|
"github.com/go-resty/resty/v2"
|
|
"github.com/pkg/errors"
|
|
)
|
|
|
|
// client is a client of the protonmail API. It implements the Client interface.
|
|
type client struct {
|
|
req requester
|
|
|
|
uid, acc, ref string
|
|
authHandlers []AuthHandler
|
|
authLocker sync.RWMutex
|
|
|
|
user *User
|
|
addresses AddressList
|
|
userKeyRing *crypto.KeyRing
|
|
addrKeyRing map[string]*crypto.KeyRing
|
|
keyRingLock sync.Locker
|
|
|
|
exp time.Time
|
|
}
|
|
|
|
func newClient(req requester, uid string) *client {
|
|
return &client{
|
|
req: req,
|
|
uid: uid,
|
|
addrKeyRing: make(map[string]*crypto.KeyRing),
|
|
keyRingLock: &sync.RWMutex{},
|
|
}
|
|
}
|
|
|
|
func (c *client) withAuth(acc, ref string, exp time.Time) *client {
|
|
c.acc = acc
|
|
c.ref = ref
|
|
c.exp = exp
|
|
|
|
return c
|
|
}
|
|
|
|
func (c *client) r(ctx context.Context) (*resty.Request, error) {
|
|
r := c.req.r(ctx)
|
|
|
|
if c.uid != "" {
|
|
r.SetHeader("x-pm-uid", c.uid)
|
|
}
|
|
|
|
if time.Now().After(c.exp) {
|
|
if err := c.authRefresh(ctx); err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
|
|
c.authLocker.RLock()
|
|
defer c.authLocker.RUnlock()
|
|
|
|
if c.acc != "" {
|
|
r.SetAuthToken(c.acc)
|
|
}
|
|
|
|
return r, nil
|
|
}
|
|
|
|
func (c *client) do(ctx context.Context, fn func(*resty.Request) (*resty.Response, error)) (*resty.Response, error) {
|
|
r, err := c.r(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
res, err := wrapRestyError(fn(r))
|
|
if err != nil {
|
|
if res.StatusCode() != http.StatusUnauthorized {
|
|
return nil, err
|
|
}
|
|
|
|
if err := c.authRefresh(ctx); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return wrapRestyError(fn(r))
|
|
}
|
|
|
|
return res, nil
|
|
}
|
|
|
|
func wrapRestyError(res *resty.Response, err error) (*resty.Response, error) {
|
|
if err, ok := err.(*resty.ResponseError); ok {
|
|
return res, err
|
|
}
|
|
|
|
if res.RawResponse != nil {
|
|
return res, err
|
|
}
|
|
|
|
return res, errors.Wrap(ErrNoConnection, err.Error())
|
|
}
|