0e8c9f7bff
- Client: Go-based Windows hardware monitoring (CPU, GPU, memory, disk, network, power) - Server: Go + Gin + SQLite backend with REST API - Frontend: Vue 3 + Element Plus dashboard - Docker deployment support - Windows service installation script
89 lines
2.4 KiB
Go
89 lines
2.4 KiB
Go
package repository
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import (
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"database/sql"
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"pc-monitor-server/model"
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"time"
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)
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type AlertRepository struct {
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db *sql.DB
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}
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func NewAlertRepository(db *sql.DB) *AlertRepository {
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return &AlertRepository{db: db}
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}
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func (r *AlertRepository) CreateRule(rule *model.AlertRule) error {
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_, err := r.db.Exec(
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`INSERT INTO alert_rules (id, device_id, metric, operator, threshold, duration, created_at)
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VALUES (?, ?, ?, ?, ?, ?, ?)`,
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rule.ID, rule.DeviceID, rule.Metric, rule.Operator, rule.Threshold, rule.Duration, rule.CreatedAt,
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)
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return err
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}
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func (r *AlertRepository) GetRulesByDevice(deviceID string) ([]model.AlertRule, error) {
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rows, err := r.db.Query(
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`SELECT id, device_id, metric, operator, threshold, duration, created_at
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FROM alert_rules WHERE device_id=?`, deviceID)
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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 rules []model.AlertRule
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for rows.Next() {
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var rule model.AlertRule
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if err := rows.Scan(&rule.ID, &rule.DeviceID, &rule.Metric, &rule.Operator,
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&rule.Threshold, &rule.Duration, &rule.CreatedAt); err != nil {
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return nil, err
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}
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rules = append(rules, rule)
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}
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return rules, nil
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}
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func (r *AlertRepository) DeleteRule(id string) error {
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_, err := r.db.Exec("DELETE FROM alert_rules WHERE id=?", id)
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return err
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}
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func (r *AlertRepository) CreateAlert(alert *model.Alert) error {
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_, err := r.db.Exec(
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`INSERT INTO alerts (id, device_id, rule_id, metric, value, message, status, created_at)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?)`,
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alert.ID, alert.DeviceID, alert.RuleID, alert.Metric,
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alert.Value, alert.Message, alert.Status, alert.CreatedAt,
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)
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return err
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}
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func (r *AlertRepository) GetActiveAlerts() ([]model.Alert, error) {
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rows, err := r.db.Query(
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`SELECT id, device_id, rule_id, metric, value, message, status, created_at, resolved_at
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FROM alerts WHERE status='active' ORDER BY created_at DESC`)
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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 alerts []model.Alert
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for rows.Next() {
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var a model.Alert
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if err := rows.Scan(&a.ID, &a.DeviceID, &a.RuleID, &a.Metric,
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&a.Value, &a.Message, &a.Status, &a.CreatedAt, &a.ResolvedAt); err != nil {
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return nil, err
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}
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alerts = append(alerts, a)
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}
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return alerts, nil
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}
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func (r *AlertRepository) ResolveAlert(id string) error {
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now := time.Now()
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_, err := r.db.Exec(
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`UPDATE alerts SET status='resolved', resolved_at=? WHERE id=?`, now, id)
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return err
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}
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