| package database |
|
|
| import ( |
| "database/sql" |
|
|
| _ "github.com/mattn/go-sqlite3" |
| ) |
|
|
| type DB struct { |
| *sql.DB |
| } |
|
|
| func InitDB() (*DB, error) { |
| db, err := sql.Open("sqlite3", "./monitoring.db") |
| if err != nil { |
| return nil, err |
| } |
|
|
| |
| _, err = db.Exec(` |
| CREATE TABLE IF NOT EXISTS server_metrics ( |
| timestamp TEXT PRIMARY KEY, |
| cpu REAL, |
| cpu_model TEXT, |
| cpu_cores INTEGER, |
| cpu_physical_cores INTEGER, |
| cpu_speed REAL, |
| os TEXT, |
| distro TEXT, |
| kernel TEXT, |
| arch TEXT, |
| mem_used REAL, |
| mem_used_gb REAL, |
| mem_total REAL, |
| uptime INTEGER, |
| disk_used REAL, |
| total_disk REAL, |
| network_in REAL, |
| network_out REAL |
| ) |
| `) |
| if err != nil { |
| return nil, err |
| } |
|
|
| return &DB{db}, nil |
| } |
|
|
