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e7eb3476b7
The update is atomic so no transaction is needed. Addionally a transaction will ask for a new connection to the pool and this can deadlock if the pool has a max connection limit too low. Also make configurable the pool size instead of hard code to the cpu number. Fixes #47
74 lines
2.4 KiB
Go
74 lines
2.4 KiB
Go
package dataprovider
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import (
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"database/sql"
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"fmt"
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"github.com/drakkan/sftpgo/logger"
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)
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// PGSQLProvider auth provider for PostgreSQL database
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type PGSQLProvider struct {
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dbHandle *sql.DB
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}
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func initializePGSQLProvider() error {
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var err error
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var connectionString string
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logSender = PGSQLDataProviderName
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if len(config.ConnectionString) == 0 {
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connectionString = fmt.Sprintf("host='%v' port=%v dbname='%v' user='%v' password='%v' sslmode=%v connect_timeout=10",
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config.Host, config.Port, config.Name, config.Username, config.Password, getSSLMode())
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} else {
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connectionString = config.ConnectionString
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}
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dbHandle, err := sql.Open("postgres", connectionString)
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if err == nil {
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providerLog(logger.LevelDebug, "postgres database handle created, connection string: %#v, pool size: %v", connectionString, config.PoolSize)
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dbHandle.SetMaxOpenConns(config.PoolSize)
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provider = PGSQLProvider{dbHandle: dbHandle}
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} else {
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providerLog(logger.LevelWarn, "error creating postgres database handler, connection string: %#v, error: %v", connectionString, err)
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}
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return err
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}
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func (p PGSQLProvider) validateUserAndPass(username string, password string) (User, error) {
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return sqlCommonValidateUserAndPass(username, password, p.dbHandle)
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}
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func (p PGSQLProvider) validateUserAndPubKey(username string, publicKey string) (User, string, error) {
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return sqlCommonValidateUserAndPubKey(username, publicKey, p.dbHandle)
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}
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func (p PGSQLProvider) getUserByID(ID int64) (User, error) {
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return sqlCommonGetUserByID(ID, p.dbHandle)
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}
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func (p PGSQLProvider) updateQuota(username string, filesAdd int, sizeAdd int64, reset bool) error {
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return sqlCommonUpdateQuota(username, filesAdd, sizeAdd, reset, p.dbHandle)
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}
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func (p PGSQLProvider) getUsedQuota(username string) (int, int64, error) {
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return sqlCommonGetUsedQuota(username, p.dbHandle)
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}
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func (p PGSQLProvider) userExists(username string) (User, error) {
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return sqlCommonCheckUserExists(username, p.dbHandle)
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}
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func (p PGSQLProvider) addUser(user User) error {
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return sqlCommonAddUser(user, p.dbHandle)
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}
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func (p PGSQLProvider) updateUser(user User) error {
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return sqlCommonUpdateUser(user, p.dbHandle)
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}
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func (p PGSQLProvider) deleteUser(user User) error {
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return sqlCommonDeleteUser(user, p.dbHandle)
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}
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func (p PGSQLProvider) getUsers(limit int, offset int, order string, username string) ([]User, error) {
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return sqlCommonGetUsers(limit, offset, order, username, p.dbHandle)
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}
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