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heroagent_go_old/pkg/heroagent/handlers/log_handlers.go
2025-04-23 04:18:28 +02:00

556 lines
15 KiB
Go

package handlers
import (
"fmt"
"path/filepath"
"sort"
"strings"
"time"
"github.com/freeflowuniverse/heroagent/pkg/logger"
"github.com/gofiber/fiber/v2"
)
// LogHandler handles log-related routes
type LogHandler struct {
systemLogger *logger.Logger
serviceLogger *logger.Logger
jobLogger *logger.Logger
processLogger *logger.Logger
logBasePath string
}
// NewLogHandler creates a new LogHandler
func NewLogHandler(logPath string) (*LogHandler, error) {
// Create base directories for different log types
systemLogPath := filepath.Join(logPath, "system")
serviceLogPath := filepath.Join(logPath, "services")
jobLogPath := filepath.Join(logPath, "jobs")
processLogPath := filepath.Join(logPath, "processes")
// Create logger instances for each type
systemLogger, err := logger.New(systemLogPath)
if err != nil {
return nil, fmt.Errorf("failed to create system logger: %w", err)
}
serviceLogger, err := logger.New(serviceLogPath)
if err != nil {
return nil, fmt.Errorf("failed to create service logger: %w", err)
}
jobLogger, err := logger.New(jobLogPath)
if err != nil {
return nil, fmt.Errorf("failed to create job logger: %w", err)
}
processLogger, err := logger.New(processLogPath)
if err != nil {
return nil, fmt.Errorf("failed to create process logger: %w", err)
}
fmt.Printf("Log handler created successfully with paths:\n System: %s\n Services: %s\n Jobs: %s\n Processes: %s\n",
systemLogPath, serviceLogPath, jobLogPath, processLogPath)
return &LogHandler{
systemLogger: systemLogger,
serviceLogger: serviceLogger,
jobLogger: jobLogger,
processLogger: processLogger,
logBasePath: logPath,
}, nil
}
// LogType represents the type of logs to retrieve
type LogType string
const (
LogTypeSystem LogType = "system"
LogTypeService LogType = "service"
LogTypeJob LogType = "job"
LogTypeProcess LogType = "process"
LogTypeAll LogType = "all" // Special type to retrieve logs from all sources
)
// GetLogs renders the logs page with logs content
func (h *LogHandler) GetLogs(c *fiber.Ctx) error {
// Check which logger to use based on the log type parameter
logTypeParam := c.Query("log_type", string(LogTypeSystem))
// Parse query parameters
category := c.Query("category", "")
logItemType := parseLogType(c.Query("type", ""))
maxItems := c.QueryInt("max_items", 100)
page := c.QueryInt("page", 1)
itemsPerPage := 20 // Default items per page
// Parse time range
fromTime := parseTimeParam(c.Query("from", ""))
toTime := parseTimeParam(c.Query("to", ""))
// Create search arguments
searchArgs := logger.SearchArgs{
Category: category,
LogType: logItemType,
MaxItems: maxItems,
}
if !fromTime.IsZero() {
searchArgs.TimestampFrom = &fromTime
}
if !toTime.IsZero() {
searchArgs.TimestampTo = &toTime
}
// Variables for logs and error
var logs []logger.LogItem
var err error
var logTypeTitle string
// Check if we want to merge logs from all sources
if LogType(logTypeParam) == LogTypeAll {
// Get merged logs from all loggers
logs, err = h.getMergedLogs(searchArgs)
logTypeTitle = "All Logs"
} else {
// Select the appropriate logger based on the log type
var selectedLogger *logger.Logger
switch LogType(logTypeParam) {
case LogTypeService:
selectedLogger = h.serviceLogger
logTypeTitle = "Service Logs"
case LogTypeJob:
selectedLogger = h.jobLogger
logTypeTitle = "Job Logs"
case LogTypeProcess:
selectedLogger = h.processLogger
logTypeTitle = "Process Logs"
default:
selectedLogger = h.systemLogger
logTypeTitle = "System Logs"
}
// Check if the selected logger is properly initialized
if selectedLogger == nil {
return c.Render("admin/system/logs", fiber.Map{
"title": logTypeTitle,
"error": "Logger not initialized",
"logTypes": []LogType{LogTypeAll, LogTypeSystem, LogTypeService, LogTypeJob, LogTypeProcess},
"selectedLogType": logTypeParam,
})
}
// Search for logs using the selected logger
logs, err = selectedLogger.Search(searchArgs)
}
// Handle search error
if err != nil {
return c.Render("admin/system/logs", fiber.Map{
"title": logTypeTitle,
"error": err.Error(),
"logTypes": []LogType{LogTypeAll, LogTypeSystem, LogTypeService, LogTypeJob, LogTypeProcess},
"selectedLogType": logTypeParam,
})
}
// Calculate total pages
totalLogs := len(logs)
totalPages := (totalLogs + itemsPerPage - 1) / itemsPerPage
// Apply pagination
startIndex := (page - 1) * itemsPerPage
endIndex := startIndex + itemsPerPage
if endIndex > totalLogs {
endIndex = totalLogs
}
// Slice logs for current page
pagedLogs := logs
if startIndex < totalLogs {
pagedLogs = logs[startIndex:endIndex]
} else {
pagedLogs = []logger.LogItem{}
}
// Convert logs to a format suitable for the UI
formattedLogs := make([]fiber.Map, 0, len(pagedLogs))
for _, log := range pagedLogs {
logTypeStr := "INFO"
logTypeClass := "log-info"
if log.LogType == logger.LogTypeError {
logTypeStr = "ERROR"
logTypeClass = "log-error"
}
formattedLogs = append(formattedLogs, fiber.Map{
"timestamp": log.Timestamp.Format("2006-01-02T15:04:05"),
"category": log.Category,
"message": log.Message,
"type": logTypeStr,
"typeClass": logTypeClass,
})
}
return c.Render("admin/system/logs", fiber.Map{
"title": logTypeTitle,
"logTypes": []LogType{LogTypeAll, LogTypeSystem, LogTypeService, LogTypeJob, LogTypeProcess},
"selectedLogType": logTypeParam,
"logs": formattedLogs,
"total": totalLogs,
"showing": len(formattedLogs),
"page": page,
"totalPages": totalPages,
"categoryParam": category,
"typeParam": c.Query("type", ""),
"fromParam": c.Query("from", ""),
"toParam": c.Query("to", ""),
})
}
// GetLogsAPI returns logs in JSON format for API consumption
func (h *LogHandler) GetLogsAPI(c *fiber.Ctx) error {
// Check which logger to use based on the log type parameter
logTypeParam := c.Query("log_type", string(LogTypeSystem))
// Parse query parameters
category := c.Query("category", "")
logItemType := parseLogType(c.Query("type", ""))
maxItems := c.QueryInt("max_items", 100)
// Parse time range
fromTime := parseTimeParam(c.Query("from", ""))
toTime := parseTimeParam(c.Query("to", ""))
// Create search arguments
searchArgs := logger.SearchArgs{
Category: category,
LogType: logItemType,
MaxItems: maxItems,
}
if !fromTime.IsZero() {
searchArgs.TimestampFrom = &fromTime
}
if !toTime.IsZero() {
searchArgs.TimestampTo = &toTime
}
// Variables for logs and error
var logs []logger.LogItem
var err error
// Check if we want to merge logs from all sources
if LogType(logTypeParam) == LogTypeAll {
// Get merged logs from all loggers
logs, err = h.getMergedLogs(searchArgs)
} else {
// Select the appropriate logger based on the log type
var selectedLogger *logger.Logger
switch LogType(logTypeParam) {
case LogTypeService:
selectedLogger = h.serviceLogger
case LogTypeJob:
selectedLogger = h.jobLogger
case LogTypeProcess:
selectedLogger = h.processLogger
default:
selectedLogger = h.systemLogger
}
// Check if the selected logger is properly initialized
if selectedLogger == nil {
return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{
"error": "Logger not initialized",
})
}
// Search for logs using the selected logger
logs, err = selectedLogger.Search(searchArgs)
}
// Handle search error
if err != nil {
return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{
"error": err.Error(),
})
}
// Convert logs to a format suitable for the UI
response := make([]fiber.Map, 0, len(logs))
for _, log := range logs {
logTypeStr := "INFO"
if log.LogType == logger.LogTypeError {
logTypeStr = "ERROR"
}
response = append(response, fiber.Map{
"timestamp": log.Timestamp.Format(time.RFC3339),
"category": log.Category,
"message": log.Message,
"type": logTypeStr,
})
}
return c.JSON(fiber.Map{
"logs": response,
"total": len(logs),
})
}
// GetLogsFragment returns logs in HTML format for Unpoly partial updates
func (h *LogHandler) GetLogsFragment(c *fiber.Ctx) error {
// This is a fragment template for Unpoly updates
// Check which logger to use based on the log type parameter
logTypeParam := c.Query("log_type", string(LogTypeSystem))
// Parse query parameters
category := c.Query("category", "")
logItemType := parseLogType(c.Query("type", ""))
maxItems := c.QueryInt("max_items", 100)
page := c.QueryInt("page", 1)
itemsPerPage := 20 // Default items per page
// Parse time range
fromTime := parseTimeParam(c.Query("from", ""))
toTime := parseTimeParam(c.Query("to", ""))
// Create search arguments
searchArgs := logger.SearchArgs{
Category: category,
LogType: logItemType,
MaxItems: maxItems,
}
if !fromTime.IsZero() {
searchArgs.TimestampFrom = &fromTime
}
if !toTime.IsZero() {
searchArgs.TimestampTo = &toTime
}
// Variables for logs and error
var logs []logger.LogItem
var err error
var logTypeTitle string
// Check if we want to merge logs from all sources
if LogType(logTypeParam) == LogTypeAll {
// Get merged logs from all loggers
logs, err = h.getMergedLogs(searchArgs)
logTypeTitle = "All Logs"
} else {
// Select the appropriate logger based on the log type
var selectedLogger *logger.Logger
switch LogType(logTypeParam) {
case LogTypeService:
selectedLogger = h.serviceLogger
logTypeTitle = "Service Logs"
case LogTypeJob:
selectedLogger = h.jobLogger
logTypeTitle = "Job Logs"
case LogTypeProcess:
selectedLogger = h.processLogger
logTypeTitle = "Process Logs"
default:
selectedLogger = h.systemLogger
logTypeTitle = "System Logs"
}
// Check if the selected logger is properly initialized
if selectedLogger == nil {
return c.Render("admin/system/logs_fragment", fiber.Map{
"title": logTypeTitle,
"error": "Logger not initialized",
"logTypes": []LogType{LogTypeAll, LogTypeSystem, LogTypeService, LogTypeJob, LogTypeProcess},
"selectedLogType": logTypeParam,
})
}
// Search for logs using the selected logger
logs, err = selectedLogger.Search(searchArgs)
}
// Handle search error
if err != nil {
return c.Render("admin/system/logs_fragment", fiber.Map{
"title": logTypeTitle,
"error": err.Error(),
"logTypes": []LogType{LogTypeAll, LogTypeSystem, LogTypeService, LogTypeJob, LogTypeProcess},
"selectedLogType": logTypeParam,
})
}
// Calculate total pages
totalLogs := len(logs)
totalPages := (totalLogs + itemsPerPage - 1) / itemsPerPage
// Apply pagination
startIndex := (page - 1) * itemsPerPage
endIndex := startIndex + itemsPerPage
if endIndex > totalLogs {
endIndex = totalLogs
}
// Slice logs for current page
pagedLogs := logs
if startIndex < totalLogs {
pagedLogs = logs[startIndex:endIndex]
} else {
pagedLogs = []logger.LogItem{}
}
// Convert logs to a format suitable for the UI
formattedLogs := make([]fiber.Map, 0, len(pagedLogs))
for _, log := range pagedLogs {
logTypeStr := "INFO"
logTypeClass := "log-info"
if log.LogType == logger.LogTypeError {
logTypeStr = "ERROR"
logTypeClass = "log-error"
}
formattedLogs = append(formattedLogs, fiber.Map{
"timestamp": log.Timestamp.Format("2006-01-02T15:04:05"),
"category": log.Category,
"message": log.Message,
"type": logTypeStr,
"typeClass": logTypeClass,
})
}
// Set layout to empty to disable the layout for fragment responses
return c.Render("admin/system/logs_fragment", fiber.Map{
"title": logTypeTitle,
"logTypes": []LogType{LogTypeAll, LogTypeSystem, LogTypeService, LogTypeJob, LogTypeProcess},
"selectedLogType": logTypeParam,
"logs": formattedLogs,
"total": totalLogs,
"showing": len(formattedLogs),
"page": page,
"totalPages": totalPages,
"layout": "", // Disable layout for partial template
})
}
// Helper functions
// parseLogType converts a string log type to the appropriate LogType enum
func parseLogType(logTypeStr string) logger.LogType {
switch logTypeStr {
case "error":
return logger.LogTypeError
default:
return logger.LogTypeStdout
}
}
// parseTimeParam parses a time string in ISO format
func parseTimeParam(timeStr string) time.Time {
if timeStr == "" {
return time.Time{}
}
t, err := time.Parse(time.RFC3339, timeStr)
if err != nil {
return time.Time{}
}
return t
}
// getMergedLogs retrieves and merges logs from all available loggers
func (h *LogHandler) getMergedLogs(args logger.SearchArgs) ([]logger.LogItem, error) {
// Create a slice to hold all logs
allLogs := make([]logger.LogItem, 0)
// Create a map to track errors
errors := make(map[string]error)
// Get logs from system logger if available
if h.systemLogger != nil {
systemLogs, err := h.systemLogger.Search(args)
if err != nil {
errors["system"] = err
} else {
// Add source information to each log item
for i := range systemLogs {
systemLogs[i].Category = fmt.Sprintf("system:%s", systemLogs[i].Category)
}
allLogs = append(allLogs, systemLogs...)
}
}
// Get logs from service logger if available
if h.serviceLogger != nil {
serviceLogs, err := h.serviceLogger.Search(args)
if err != nil {
errors["service"] = err
} else {
// Add source information to each log item
for i := range serviceLogs {
serviceLogs[i].Category = fmt.Sprintf("service:%s", serviceLogs[i].Category)
}
allLogs = append(allLogs, serviceLogs...)
}
}
// Get logs from job logger if available
if h.jobLogger != nil {
jobLogs, err := h.jobLogger.Search(args)
if err != nil {
errors["job"] = err
} else {
// Add source information to each log item
for i := range jobLogs {
jobLogs[i].Category = fmt.Sprintf("job:%s", jobLogs[i].Category)
}
allLogs = append(allLogs, jobLogs...)
}
}
// Get logs from process logger if available
if h.processLogger != nil {
processLogs, err := h.processLogger.Search(args)
if err != nil {
errors["process"] = err
} else {
// Add source information to each log item
for i := range processLogs {
processLogs[i].Category = fmt.Sprintf("process:%s", processLogs[i].Category)
}
allLogs = append(allLogs, processLogs...)
}
}
// Check if we have any logs
if len(allLogs) == 0 && len(errors) > 0 {
// Combine error messages
errorMsgs := make([]string, 0, len(errors))
for source, err := range errors {
errorMsgs = append(errorMsgs, fmt.Sprintf("%s: %s", source, err.Error()))
}
return nil, fmt.Errorf("failed to retrieve logs: %s", strings.Join(errorMsgs, "; "))
}
// Sort logs by timestamp (newest first)
sort.Slice(allLogs, func(i, j int) bool {
return allLogs[i].Timestamp.After(allLogs[j].Timestamp)
})
// Apply max items limit if specified
if args.MaxItems > 0 && len(allLogs) > args.MaxItems {
allLogs = allLogs[:args.MaxItems]
}
return allLogs, nil
}