91 lines
2.4 KiB
Go
91 lines
2.4 KiB
Go
package collector
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import (
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"bee/audit/internal/schema"
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"fmt"
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"log/slog"
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"os/exec"
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"strings"
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)
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// collectIPMISEL runs `ipmitool sel list` and returns parsed event log entries.
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// Returns nil if ipmitool is unavailable or the SEL is empty.
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func collectIPMISEL() []schema.HardwareEventLog {
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out, err := exec.Command("ipmitool", "sel", "list").Output()
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if err != nil || len(out) == 0 {
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return nil
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}
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entries := parseIPMISELOutput(string(out))
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if len(entries) == 0 {
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return nil
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}
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slog.Info("ipmi sel: collected", "entries", len(entries))
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return entries
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}
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// parseIPMISELOutput parses `ipmitool sel list` output.
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// Line format: ID | date | time | sensor | event description | direction
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// Example: 1 | 06/18/2026 | 14:23:45 | Temperature #0x30 | Upper Critical going high | Asserted
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func parseIPMISELOutput(output string) []schema.HardwareEventLog {
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var entries []schema.HardwareEventLog
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for _, line := range strings.Split(output, "\n") {
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line = strings.TrimSpace(line)
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if line == "" {
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continue
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}
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parts := strings.SplitN(line, "|", 6)
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if len(parts) < 5 {
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continue
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}
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id := strings.TrimSpace(parts[0])
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date := strings.TrimSpace(parts[1])
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timeStr := strings.TrimSpace(parts[2])
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sensor := strings.TrimSpace(parts[3])
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event := strings.TrimSpace(parts[4])
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direction := ""
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if len(parts) == 6 {
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direction = strings.TrimSpace(parts[5])
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}
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var eventTime *string
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if date != "" && timeStr != "" {
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t := fmt.Sprintf("%s %s", date, timeStr)
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eventTime = &t
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}
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message := event
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if direction != "" && strings.EqualFold(direction, "Deasserted") {
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message = event + " (Deasserted)"
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}
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severity := ipmiSELSeverity(event)
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isActive := !strings.EqualFold(direction, "Deasserted")
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entry := schema.HardwareEventLog{
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Source: "ipmi-sel",
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EventTime: eventTime,
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Severity: &severity,
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MessageID: &id,
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Message: message,
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IsActive: &isActive,
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}
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if sensor != "" {
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entry.ComponentRef = &sensor
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}
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entries = append(entries, entry)
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}
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return entries
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}
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func ipmiSELSeverity(event string) string {
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lower := strings.ToLower(event)
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switch {
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case strings.Contains(lower, "non-critical") || strings.Contains(lower, "warning") || strings.Contains(lower, "degraded"):
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return statusWarning
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case strings.Contains(lower, "critical") || strings.Contains(lower, "non-recoverable"):
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return statusCritical
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default:
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return "info"
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}
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}
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