132 lines
2.8 KiB
Go
132 lines
2.8 KiB
Go
package store
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import (
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"database/sql"
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"fmt"
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_ "github.com/jackc/pgx/v4/stdlib"
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"github.uio.no/torjus/apiary/models"
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)
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const DBSchema = `
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CREATE TABLE IF NOT EXISTS login_attempts(
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id serial PRIMARY KEY,
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date timestamptz,
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remote_ip inet,
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username text,
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password text,
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client_version text,
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connection_uuid uuid,
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country varchar(2)
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);
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`
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type PostgresStore struct {
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db *sql.DB
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}
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func NewPostgresStore(dsn string) (*PostgresStore, error) {
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db, err := sql.Open("pgx", dsn)
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if err != nil {
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return nil, err
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}
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rs := &PostgresStore{
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db: db,
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}
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return rs, nil
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}
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func (s *PostgresStore) InitDB() error {
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_, err := s.db.Exec(DBSchema)
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return err
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}
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func (s *PostgresStore) AddAttempt(l *models.LoginAttempt) error {
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stmt := `INSERT INTO
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login_attempts(date, remote_ip, username, password, client_version, connection_uuid, country)
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VALUES ($1, $2, $3, $4, $5, $6, $7)
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RETURNING id;`
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tx, err := s.db.Begin()
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if err != nil {
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return err
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}
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defer tx.Rollback()
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var id int
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if err := tx.QueryRow(stmt, l.Date, l.RemoteIP.String(), l.Username, l.Password, l.SSHClientVersion, l.ConnectionUUID, l.Country).Scan(&id); err != nil {
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return err
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}
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l.ID = id
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return nil
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}
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func (s *PostgresStore) All() ([]models.LoginAttempt, error) {
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stmt := `SELECT date, remote_ip, username, password, client_version, connection_uuid, country FROM login_attempts`
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tx, err := s.db.Begin()
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if err != nil {
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return nil, err
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}
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rows, err := tx.Query(stmt)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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var attempts []models.LoginAttempt
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for rows.Next() {
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var a models.LoginAttempt
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if err := rows.Scan(&a.Date, &a.RemoteIP, &a.Username, &a.Password, &a.SSHClientVersion, &a.SSHClientVersion, &a.Country); err != nil {
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return nil, err
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}
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attempts = append(attempts, a)
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}
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return attempts, nil
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}
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func (s *PostgresStore) Stats(statType LoginStats, limit int) ([]StatsResult, error) {
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var stmt string
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if statType == LoginStatsTotals {
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return s.statsTotal(limit)
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}
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switch statType {
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case LoginStatsCountry:
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stmt = `select country, count(country) from login_attempts order by count desc`
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case LoginStatsIP:
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stmt = `select remote_ip, count(remote_ip) from login_attempts order by count desc`
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case LoginStatsPasswords:
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stmt = `select password, count(password) from login_attempts order by count desc`
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case LoginStatsUsername:
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stmt = `select username, count(username) from login_attempts order by count desc`
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}
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if limit > 0 {
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stmt = fmt.Sprintf("%s limit %d", stmt, limit)
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}
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rows, err := s.db.Query(stmt)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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var results []StatsResult
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for rows.Next() {
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var r StatsResult
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if err := rows.Scan(&r.Name, &r.Count); err != nil {
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return nil, err
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}
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results = append(results, r)
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}
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return results, nil
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}
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func (s *PostgresStore) statsTotal(limit int) ([]StatsResult, error) {
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return nil, nil
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}
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