mirror of
https://github.com/rocky-linux/peridot.git
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114 lines
2.9 KiB
Go
114 lines
2.9 KiB
Go
// Copyright (c) All respective contributors to the Peridot Project. All rights reserved.
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// Copyright (c) 2021-2022 Rocky Enterprise Software Foundation, Inc. All rights reserved.
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// Copyright (c) 2021-2022 Ctrl IQ, Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors
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// may be used to endorse or promote products derived from this software without
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// specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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package utils
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import (
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"database/sql"
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"github.com/jmoiron/sqlx"
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"github.com/spf13/viper"
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"log"
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"strings"
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"time"
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)
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type DbType int
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const (
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DbPostgres DbType = iota
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DbUnknown
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)
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// GetDbType finds the database type specified in database.url
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func GetDbType() DbType {
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dbURL := viper.GetString("database.url")
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if strings.HasPrefix(dbURL, "postgres") {
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return DbPostgres
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}
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return DbUnknown
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}
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// PgInit is the base pg init
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func PgInit() *sql.DB {
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db, err := sql.Open("postgres", viper.GetString("database.url"))
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if err != nil {
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log.Fatalln(err)
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}
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db.SetConnMaxLifetime(30 * time.Minute)
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return db
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}
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// PgInitx is the base pg init (sqlx)
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func PgInitx() *sqlx.DB {
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db, err := sqlx.Open("postgres", viper.GetString("database.url"))
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if err != nil {
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log.Fatalln(err)
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}
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db.SetConnMaxLifetime(30 * time.Minute)
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return db
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}
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func MinLimit(limit int32) int32 {
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if limit <= 0 || limit > 1000 {
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return 20
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}
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return limit
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}
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func MinPage(page int32) int32 {
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if page < 0 {
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return 0
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}
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return page
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}
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func GetOffset(page int32, limit int32) int64 {
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if page <= 0 {
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return 0
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}
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return int64(page * limit)
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}
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func UnlimitedLimit(limit int32) *int32 {
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if limit == -1 {
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return nil
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}
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return &limit
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}
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