75 lines
2.2 KiB
Go
75 lines
2.2 KiB
Go
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// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package validator
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import (
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"fmt"
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"github.com/jmoiron/sqlx"
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"github.com/spf13/viper"
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)
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// Env variables
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const (
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DATABASE_NAME = "DATABASE_NAME"
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DATABASE_HOSTNAME = "DATABASE_HOSTNAME"
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DATABASE_PORT = "DATABASE_PORT"
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DATABASE_USER = "DATABASE_USER"
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DATABASE_PASSWORD = "DATABASE_PASSWORD"
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)
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// NewDB returns a new sqlx.DB from config/cli/env variables
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func NewDB() (*sqlx.DB, error) {
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c := Config{}
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c.Init()
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return sqlx.Connect("postgres", c.ConnString())
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}
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type Config struct {
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Hostname string
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Name string
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User string
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Password string
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Port int
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}
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func (c *Config) ConnString() string {
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if len(c.User) > 0 && len(c.Password) > 0 {
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return fmt.Sprintf("postgresql://%s:%s@%s:%d/%s?sslmode=disable",
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c.User, c.Password, c.Hostname, c.Port, c.Name)
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}
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if len(c.User) > 0 && len(c.Password) == 0 {
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return fmt.Sprintf("postgresql://%s@%s:%d/%s?sslmode=disable",
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c.User, c.Hostname, c.Port, c.Name)
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}
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return fmt.Sprintf("postgresql://%s:%d/%s?sslmode=disable", c.Hostname, c.Port, c.Name)
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}
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func (c *Config) Init() {
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viper.BindEnv("database.name", DATABASE_NAME)
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viper.BindEnv("database.hostname", DATABASE_HOSTNAME)
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viper.BindEnv("database.port", DATABASE_PORT)
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viper.BindEnv("database.user", DATABASE_USER)
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viper.BindEnv("database.password", DATABASE_PASSWORD)
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c.Name = viper.GetString("database.name")
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c.Hostname = viper.GetString("database.hostname")
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c.Port = viper.GetInt("database.port")
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c.User = viper.GetString("database.user")
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c.Password = viper.GetString("database.password")
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}
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