Siegfried Siegert
daa79b27ca
- add a database for devices - read devices from database and present this data on a simple web/REST interface The code or model is from a blog entry from Alex Edward: https://www.alexedwards.net/blog/organising-database-access
34 lines
564 B
Go
34 lines
564 B
Go
package models
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import (
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"database/sql"
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_ "github.com/mattn/go-sqlite3"
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)
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type Datastore interface {
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AllDevices() ([]*Device, error)
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}
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type DB struct {
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*sql.DB
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}
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func NewDB(dataSourceName string) (*DB, error) {
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db, err := sql.Open("sqlite3", dataSourceName)
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if err != nil {
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return nil, err
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}
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if err = db.Ping(); err != nil {
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return nil, err
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}
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sqlStmt := "CREATE TABLE IF NOT EXISTS devices (id TEXT not null primary key, mac TEXT, sn TEXT, lastMsg TEXT);"
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_, err = db.Exec(sqlStmt)
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if err != nil {
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return nil, err
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}
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return &DB{db}, nil
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}
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