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5b24c44e19
* Add missing transaction rollbacks for SQL store * Add `defer transaction.Rollback()` in SQL stores. * abstract finalizeTransaction
41 lines
1.2 KiB
Go
41 lines
1.2 KiB
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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package sqlstore
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import (
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"bytes"
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"database/sql"
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"fmt"
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"strconv"
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"github.com/mattermost/gorp"
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"github.com/mattermost/mattermost-server/mlog"
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)
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// Converts a list of strings into a list of query parameters and a named parameter map that can
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// be used as part of a SQL query.
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func MapStringsToQueryParams(list []string, paramPrefix string) (string, map[string]interface{}) {
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keys := bytes.Buffer{}
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params := make(map[string]interface{}, len(list))
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for i, entry := range list {
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if keys.Len() > 0 {
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keys.WriteString(",")
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}
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key := paramPrefix + strconv.Itoa(i)
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keys.WriteString(":" + key)
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params[key] = entry
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}
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return fmt.Sprintf("(%v)", keys.String()), params
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}
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// finalizeTransaction ensures a transaction is closed after use, rolling back if not already committed.
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func finalizeTransaction(transaction *gorp.Transaction) {
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// Rollback returns sql.ErrTxDone if the transaction was already closed.
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if err := transaction.Rollback(); err != nil && err != sql.ErrTxDone {
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mlog.Error("Failed to rollback transaction", mlog.Err(err))
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}
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}
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