mirror of https://github.com/go-gitea/gitea
Hash App token (#6724)
techknowlogick
6 years ago
committed by
GitHub
parent
1fa9662946
commit
46373e7657
@ -0,0 +1,135 @@ |
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// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package migrations |
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import ( |
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"fmt" |
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"github.com/go-xorm/core" |
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"github.com/go-xorm/xorm" |
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"code.gitea.io/gitea/models" |
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"code.gitea.io/gitea/modules/generate" |
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"code.gitea.io/gitea/modules/log" |
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"code.gitea.io/gitea/modules/util" |
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) |
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func hashAppToken(x *xorm.Engine) error { |
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// AccessToken see models/token.go
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type AccessToken struct { |
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ID int64 `xorm:"pk autoincr"` |
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UID int64 `xorm:"INDEX"` |
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Name string |
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Sha1 string |
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Token string `xorm:"-"` |
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TokenHash string `xorm:"UNIQUE"` // sha256 of token
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TokenSalt string |
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TokenLastEight string `xorm:"token_last_eight"` |
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CreatedUnix util.TimeStamp `xorm:"INDEX created"` |
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UpdatedUnix util.TimeStamp `xorm:"INDEX updated"` |
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HasRecentActivity bool `xorm:"-"` |
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HasUsed bool `xorm:"-"` |
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} |
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// First remove the index
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sess := x.NewSession() |
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defer sess.Close() |
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if err := sess.Begin(); err != nil { |
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return err |
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} |
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var err error |
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if models.DbCfg.Type == core.POSTGRES || models.DbCfg.Type == core.SQLITE { |
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_, err = sess.Exec("DROP INDEX IF EXISTS UQE_access_token_sha1") |
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} else if models.DbCfg.Type == core.MSSQL { |
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_, err = sess.Exec(`DECLARE @ConstraintName VARCHAR(256) |
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DECLARE @SQL NVARCHAR(256) |
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SELECT @ConstraintName = obj.name FROM sys.columns col LEFT OUTER JOIN sys.objects obj ON obj.object_id = col.default_object_id AND obj.type = 'D' WHERE col.object_id = OBJECT_ID('access_token') AND obj.name IS NOT NULL AND col.name = 'sha1' |
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SET @SQL = N'ALTER TABLE [access_token] DROP CONSTRAINT [' + @ConstraintName + N']' |
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EXEC sp_executesql @SQL`) |
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} else if models.DbCfg.Type == core.MYSQL { |
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indexes, err := sess.QueryString(`SHOW INDEX FROM access_token WHERE KEY_NAME = 'UQE_access_token_sha1'`) |
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if err != nil { |
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return err |
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} |
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if len(indexes) >= 1 { |
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_, err = sess.Exec("DROP INDEX UQE_access_token_sha1 ON access_token") |
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} |
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} else { |
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_, err = sess.Exec("DROP INDEX UQE_access_token_sha1 ON access_token") |
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} |
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if err != nil { |
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return fmt.Errorf("Drop index failed: %v", err) |
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} |
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if err = sess.Commit(); err != nil { |
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return err |
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} |
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if err := sess.Begin(); err != nil { |
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return err |
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} |
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if err := x.Sync2(new(AccessToken)); err != nil { |
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return fmt.Errorf("Sync2: %v", err) |
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} |
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if err = sess.Commit(); err != nil { |
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return err |
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} |
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if err := sess.Begin(); err != nil { |
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return err |
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} |
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// transform all tokens to hashes
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const batchSize = 100 |
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for start := 0; ; start += batchSize { |
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tokens := make([]*AccessToken, 0, batchSize) |
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if err := sess.Limit(batchSize, start).Find(&tokens); err != nil { |
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return err |
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} |
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if len(tokens) == 0 { |
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break |
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} |
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for _, token := range tokens { |
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// generate salt
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salt, err := generate.GetRandomString(10) |
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if err != nil { |
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return err |
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} |
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token.TokenSalt = salt |
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token.TokenHash = hashToken(token.Sha1, salt) |
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if len(token.Sha1) < 8 { |
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log.Warn("Unable to transform token %s with name %s belonging to user ID %d, skipping transformation", token.Sha1, token.Name, token.UID) |
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continue |
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} |
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token.TokenLastEight = token.Sha1[len(token.Sha1)-8:] |
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token.Sha1 = "" // ensure to blank out column in case drop column doesn't work
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if _, err := sess.ID(token.ID).Cols("token_hash, token_salt, token_last_eight, sha1").Update(token); err != nil { |
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return fmt.Errorf("couldn't add in sha1, token_hash, token_salt and token_last_eight: %v", err) |
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} |
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} |
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} |
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// Commit and begin new transaction for dropping columns
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if err := sess.Commit(); err != nil { |
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return err |
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} |
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if err := sess.Begin(); err != nil { |
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return err |
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} |
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if err := dropTableColumns(sess, "access_token", "sha1"); err != nil { |
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return err |
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} |
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return sess.Commit() |
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} |
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