ae958528a6
Add comprehensive Claude Code monitoring and realtime streaming to the K8s dashboard. Includes API endpoints for health, stats, summary, inventory, and live event streaming. Frontend provides overview, usage, inventory, debug, and live feed views.
86 lines
1.3 KiB
Go
86 lines
1.3 KiB
Go
package claude
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import (
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"sync"
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"sync/atomic"
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"time"
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)
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type EventHub struct {
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mu sync.RWMutex
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buffer []Event
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nextID int64
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subscribers []chan Event
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bufferSize int
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}
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func NewEventHub(bufferSize int) *EventHub {
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return &EventHub{
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buffer: make([]Event, 0, bufferSize),
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subscribers: make([]chan Event, 0),
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bufferSize: bufferSize,
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}
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}
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func (h *EventHub) Publish(ev Event) Event {
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if ev.ID == 0 {
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ev.ID = atomic.AddInt64(&h.nextID, 1)
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}
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if ev.TS.IsZero() {
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ev.TS = time.Now()
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}
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h.mu.Lock()
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defer h.mu.Unlock()
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if len(h.buffer) >= h.bufferSize {
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h.buffer = h.buffer[1:]
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}
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h.buffer = append(h.buffer, ev)
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for _, ch := range h.subscribers {
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select {
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case ch <- ev:
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default:
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}
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}
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return ev
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}
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func (h *EventHub) Subscribe() (chan Event, func()) {
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ch := make(chan Event, 10)
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h.mu.Lock()
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defer h.mu.Unlock()
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h.subscribers = append(h.subscribers, ch)
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cancel := func() {
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h.mu.Lock()
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defer h.mu.Unlock()
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for i, c := range h.subscribers {
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if c == ch {
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h.subscribers = append(h.subscribers[:i], h.subscribers[i+1:]...)
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close(ch)
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break
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}
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}
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}
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return ch, cancel
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}
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func (h *EventHub) ReplaySince(lastID int64) []Event {
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h.mu.RLock()
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defer h.mu.RUnlock()
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var result []Event
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for _, ev := range h.buffer {
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if ev.ID > lastID {
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result = append(result, ev)
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}
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}
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return result
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}
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