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HackBrowserData/internal/browser/chromium/chromium_linux.go

69 lines
1.6 KiB

package chromium
import (
"crypto/sha1"
"errors"
"os"
"github.com/godbus/dbus/v5"
keyring "github.com/ppacher/go-dbus-keyring"
"golang.org/x/crypto/pbkdf2"
"hack-browser-data/internal/item"
"hack-browser-data/internal/log"
)
func (c *chromium) GetMasterKey() ([]byte, error) {
// what is d-bus @https://dbus.freedesktop.org/
var chromiumSecret []byte
conn, err := dbus.SessionBus()
if err != nil {
return nil, err
}
defer os.Remove(item.TempChromiumKey)
svc, err := keyring.GetSecretService(conn)
if err != nil {
return nil, err
}
session, err := svc.OpenSession()
if err != nil {
return nil, err
}
defer func() {
session.Close()
}()
collections, err := svc.GetAllCollections()
if err != nil {
return nil, err
}
for _, col := range collections {
items, err := col.GetAllItems()
if err != nil {
return nil, err
}
for _, i := range items {
label, err := i.GetLabel()
if err != nil {
log.Error(err)
continue
}
if label == c.storage {
se, err := i.GetSecret(session.Path())
if err != nil {
return nil, errors.New("get storage from dbus error:" + err.Error())
}
chromiumSecret = se.Value
}
}
}
if chromiumSecret == nil {
// @https://source.chromium.org/chromium/chromium/src/+/main:components/os_crypt/os_crypt_linux.cc;l=100
chromiumSecret = []byte("peanuts")
}
var chromiumSalt = []byte("saltysalt")
// @https://source.chromium.org/chromium/chromium/src/+/master:components/os_crypt/os_crypt_linux.cc
key := pbkdf2.Key(chromiumSecret, chromiumSalt, 1, 16, sha1.New)
c.masterKey = key
log.Infof("%s initialized master key success", c.name)
return key, nil
}