85 строки
2.2 KiB
Go
85 строки
2.2 KiB
Go
package webapp
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import (
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"net/http"
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"strings"
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"time"
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)
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// handleOverview is the landing page after login. Phase 1 shows the
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// worker status, recent results counts, and a tail of the worker
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// log buffer. The data shape will grow in later phases as the
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// heartbeat inventory and 24h result counts come online.
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func (s *Server) handleOverview(w http.ResponseWriter, r *http.Request) {
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writeNoStore(w)
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sess, _ := sessionFromContext(r.Context())
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snap, snapAt := s.metrics.Last()
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data := overviewPageData{
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basePageData: s.newBasePage(r, "Overview", sess),
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WorkerID: workerIDOrDash(s.deps.Runner),
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RegionCode: regionOrDash(s.deps.Runner),
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WorkerState: workerState(s.deps.Runner, s.deps.StartedAt),
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LastAckAt: lastAckOrZero(s.deps.Runner),
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StartedAt: s.deps.StartedAt,
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Snapshot: snap,
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SnapshotAt: snapAt,
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DiscoveredCount: len(s.inventory.Snapshot()),
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ResultCount: len(s.deps.Runner.RecentResults(1000)),
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NotifCount: len(s.deps.Runner.RecentNotifications(1000)),
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LogTail: s.logBuffer.Tail(20),
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}
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if err := s.templates.Execute(w, "overview.html", data); err != nil {
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s.deps.Logger.Printf("render overview: %v", err)
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http.Error(w, "template error", http.StatusInternalServerError)
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}
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}
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func workerIDOrDash(v WorkerView) string {
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if v == nil {
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return "—"
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}
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return v.WorkerID()
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}
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func regionOrDash(v WorkerView) string {
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if v == nil {
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return "—"
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}
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return v.RegionCode()
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}
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func workerState(v WorkerView, startedAt time.Time) string {
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if v == nil {
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return "—"
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}
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if last := v.LastHeartbeatAck(); !last.IsZero() && last.After(startedAt) {
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return "connected"
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}
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return "starting"
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}
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func lastAckOrZero(v WorkerView) time.Time {
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if v == nil {
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return time.Time{}
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}
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return v.LastHeartbeatAck()
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}
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// overviewPageData is the data backing overview.html.
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type overviewPageData struct {
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basePageData
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WorkerID string
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RegionCode string
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WorkerState string
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LastAckAt time.Time
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StartedAt time.Time
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Snapshot Snapshot
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SnapshotAt time.Time
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DiscoveredCount int
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ResultCount int
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NotifCount int
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LogTail []string
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}
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var _ = strings.TrimSpace
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