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Add handler queue metrics to status page

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- Add GetHandlerStats() method to streamer to expose handler metrics
- Include queue length/capacity, processed/dropped counts, timing stats
- Update API to include handler_stats in response
- Add dynamic handler stats display to status page HTML
- Shows separate status box for each handler with all metrics
This commit is contained in:
Jeffrey Paul
2025-07-28 00:32:37 +02:00
parent 6593a7be76
commit 1a0622efaa
3 changed files with 145 additions and 17 deletions
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65
internal/server/server.go
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@@ -232,25 +232,38 @@ func (s *Server) handleStatusJSON() http.HandlerFunc {
// handleStats returns a handler that serves API v1 statistics
func (s *Server) handleStats() http.HandlerFunc {
// HandlerStatsInfo represents handler statistics in the API response
type HandlerStatsInfo struct {
Name string `json:"name"`
QueueLength int `json:"queue_length"`
QueueCapacity int `json:"queue_capacity"`
ProcessedCount uint64 `json:"processed_count"`
DroppedCount uint64 `json:"dropped_count"`
AvgProcessTimeMs float64 `json:"avg_process_time_ms"`
MinProcessTimeMs float64 `json:"min_process_time_ms"`
MaxProcessTimeMs float64 `json:"max_process_time_ms"`
}
// StatsResponse represents the API statistics response
type StatsResponse struct {
Uptime string `json:"uptime"`
TotalMessages uint64 `json:"total_messages"`
TotalBytes uint64 `json:"total_bytes"`
MessagesPerSec float64 `json:"messages_per_sec"`
MbitsPerSec float64 `json:"mbits_per_sec"`
Connected bool `json:"connected"`
ASNs int `json:"asns"`
Prefixes int `json:"prefixes"`
IPv4Prefixes int `json:"ipv4_prefixes"`
IPv6Prefixes int `json:"ipv6_prefixes"`
Peerings int `json:"peerings"`
DatabaseSizeBytes int64 `json:"database_size_bytes"`
LiveRoutes int `json:"live_routes"`
IPv4Routes int `json:"ipv4_routes"`
IPv6Routes int `json:"ipv6_routes"`
IPv4UpdatesPerSec float64 `json:"ipv4_updates_per_sec"`
IPv6UpdatesPerSec float64 `json:"ipv6_updates_per_sec"`
Uptime string `json:"uptime"`
TotalMessages uint64 `json:"total_messages"`
TotalBytes uint64 `json:"total_bytes"`
MessagesPerSec float64 `json:"messages_per_sec"`
MbitsPerSec float64 `json:"mbits_per_sec"`
Connected bool `json:"connected"`
ASNs int `json:"asns"`
Prefixes int `json:"prefixes"`
IPv4Prefixes int `json:"ipv4_prefixes"`
IPv6Prefixes int `json:"ipv6_prefixes"`
Peerings int `json:"peerings"`
DatabaseSizeBytes int64 `json:"database_size_bytes"`
LiveRoutes int `json:"live_routes"`
IPv4Routes int `json:"ipv4_routes"`
IPv6Routes int `json:"ipv6_routes"`
IPv4UpdatesPerSec float64 `json:"ipv4_updates_per_sec"`
IPv6UpdatesPerSec float64 `json:"ipv6_updates_per_sec"`
HandlerStats []HandlerStatsInfo `json:"handler_stats"`
}
return func(w http.ResponseWriter, r *http.Request) {
@@ -312,6 +325,23 @@ func (s *Server) handleStats() http.HandlerFunc {
// Get detailed routing table stats
rtStats := s.routingTable.GetDetailedStats()
// Get handler stats
handlerStats := s.streamer.GetHandlerStats()
handlerStatsInfo := make([]HandlerStatsInfo, 0, len(handlerStats))
const microsecondsPerMillisecond = 1000.0
for _, hs := range handlerStats {
handlerStatsInfo = append(handlerStatsInfo, HandlerStatsInfo{
Name: hs.Name,
QueueLength: hs.QueueLength,
QueueCapacity: hs.QueueCapacity,
ProcessedCount: hs.ProcessedCount,
DroppedCount: hs.DroppedCount,
AvgProcessTimeMs: float64(hs.AvgProcessTime.Microseconds()) / microsecondsPerMillisecond,
MinProcessTimeMs: float64(hs.MinProcessTime.Microseconds()) / microsecondsPerMillisecond,
MaxProcessTimeMs: float64(hs.MaxProcessTime.Microseconds()) / microsecondsPerMillisecond,
})
}
stats := StatsResponse{
Uptime: uptime,
TotalMessages: metrics.TotalMessages,
@@ -330,6 +360,7 @@ func (s *Server) handleStats() http.HandlerFunc {
IPv6Routes: rtStats.IPv6Routes,
IPv4UpdatesPerSec: rtStats.IPv4UpdatesRate,
IPv6UpdatesPerSec: rtStats.IPv6UpdatesRate,
HandlerStats: handlerStatsInfo,
}
w.Header().Set("Content-Type", "application/json")