/
connection.go
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/
connection.go
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/*
* Copyright 2018 National Library of Norway.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package rethinkdb
import (
"fmt"
r "gopkg.in/rethinkdb/rethinkdb-go.v6"
"time"
)
// connection holds the connection to RethinkDB.
type connection struct {
opts r.ConnectOpts
session *r.Session
}
func NewConnection(host string, port int, username string, password string, database string, timeout time.Duration) *Query {
return &Query{
connection: &connection{
opts: r.ConnectOpts{
Address: fmt.Sprintf("%s:%d", host, port),
Username: username,
Password: password,
Database: database,
NumRetries: 10,
Timeout: timeout,
},
},
}
}
// Connect establishes the database connection.
func (c *connection) Connect() error {
session, err := r.Connect(c.opts)
if err != nil {
return err
}
c.session = session
return nil
}
// Close closes the database connection.
func (c *connection) Close() error {
if c.session != nil {
return c.session.Close()
}
return nil
}