Files
logpile/internal/parser/parser.go

122 lines
2.8 KiB
Go

package parser
import (
"fmt"
"io"
"strings"
"time"
"git.mchus.pro/mchus/logpile/internal/models"
)
// BMCParser parses BMC diagnostic archives using vendor-specific parsers
type BMCParser struct {
result *models.AnalysisResult
files []ExtractedFile
vendorParser VendorParser
}
// NewBMCParser creates a new BMC parser
func NewBMCParser() *BMCParser {
return &BMCParser{
result: &models.AnalysisResult{
Events: make([]models.Event, 0),
FRU: make([]models.FRUInfo, 0),
Sensors: make([]models.SensorReading, 0),
},
}
}
// ParseArchive parses an archive file
func (p *BMCParser) ParseArchive(archivePath string) error {
files, err := ExtractArchive(archivePath)
if err != nil {
return fmt.Errorf("extract archive: %w", err)
}
p.files = files
return p.parseFiles()
}
// ParseFromReader parses archive from reader
func (p *BMCParser) ParseFromReader(r io.Reader, filename string) error {
files, err := ExtractArchiveFromReader(r, filename)
if err != nil {
return fmt.Errorf("extract archive: %w", err)
}
p.files = files
p.result.Filename = filename
return p.parseFiles()
}
func (p *BMCParser) parseFiles() error {
// Auto-detect format
vendorParser, err := DetectFormat(p.files)
if err != nil {
return fmt.Errorf("detect format: %w", err)
}
p.vendorParser = vendorParser
// Parse using detected vendor parser
result, err := vendorParser.Parse(p.files)
if err != nil {
return fmt.Errorf("parse with %s: %w", vendorParser.Name(), err)
}
// Preserve filename
result.Filename = p.result.Filename
appendExtractionWarnings(result, p.files)
p.result = result
return nil
}
func appendExtractionWarnings(result *models.AnalysisResult, files []ExtractedFile) {
if result == nil {
return
}
truncated := make([]string, 0)
for _, f := range files {
if !f.Truncated {
continue
}
if f.TruncatedMessage != "" {
truncated = append(truncated, fmt.Sprintf("%s: %s", f.Path, f.TruncatedMessage))
continue
}
truncated = append(truncated, fmt.Sprintf("%s: content was truncated due to size limit", f.Path))
}
if len(truncated) == 0 {
return
}
result.Events = append(result.Events, models.Event{
Timestamp: time.Now(),
Source: "LOGPile",
EventType: "Analysis Warning",
Severity: models.SeverityWarning,
Description: "Input data was too large; analysis is partial and may be incomplete",
RawData: strings.Join(truncated, "; "),
})
}
// Result returns the analysis result
func (p *BMCParser) Result() *models.AnalysisResult {
return p.result
}
// GetFiles returns all extracted files
func (p *BMCParser) GetFiles() []ExtractedFile {
return p.files
}
// DetectedVendor returns the detected vendor parser name
func (p *BMCParser) DetectedVendor() string {
if p.vendorParser != nil {
return p.vendorParser.Name()
}
return "unknown"
}