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37 lines
878 B
37 lines
878 B
package chromium
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import (
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"encoding/base64"
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"errors"
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"os"
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"github.com/tidwall/gjson"
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"hack-browser-data/internal/decrypter"
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"hack-browser-data/internal/item"
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"hack-browser-data/internal/log"
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"hack-browser-data/internal/utils/fileutil"
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)
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var (
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errDecodeMasterKeyFailed = errors.New("decode master key failed")
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)
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func (c *chromium) GetMasterKey() ([]byte, error) {
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keyFile, err := fileutil.ReadFile(item.TempChromiumKey)
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if err != nil {
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return nil, err
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}
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defer os.Remove(keyFile)
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encryptedKey := gjson.Get(keyFile, "os_crypt.encrypted_key")
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if encryptedKey.Exists() {
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pureKey, err := base64.StdEncoding.DecodeString(encryptedKey.String())
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if err != nil {
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return nil, errDecodeMasterKeyFailed
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}
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c.masterKey, err = decrypter.DPApi(pureKey[5:])
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log.Infof("%s initialized master key success", c.name)
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return c.masterKey, err
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}
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return nil, nil
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}
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