admin
07959e61b5
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS
96 lines
3.9 KiB
Go
96 lines
3.9 KiB
Go
package monitor
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import (
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"io"
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"log"
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"sync"
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"testing"
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"gitea.dooplex.hu/admin/felhom-hub/internal/store"
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)
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// R-523 — the checker that turns the agent's controller_supervisor stanza into events.
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// The JSON below is the exact wire shape the agent's TestControllerSupervisorStanza_WireShape pins.
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func supReport(guests string) []byte {
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return []byte(`{"host_id":"h1","controller_supervisor":{"guests":` + guests + `}}`)
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}
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type evRec struct {
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mu sync.Mutex
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evs []string
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}
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func (r *evRec) fn(_, et, sev, _, _, _ string) {
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r.mu.Lock()
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defer r.mu.Unlock()
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r.evs = append(r.evs, et+"/"+sev)
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}
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func (r *evRec) take() []string {
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r.mu.Lock()
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defer r.mu.Unlock()
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out := r.evs
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r.evs = nil
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return out
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}
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// The consequence: an agent restart of a controller reaches the dispatcher as
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// controller_restarted_by_agent, once; a crash-loop reaches it as controller_crashloop (error).
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//
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// RED-PROOF: make observe() skip the `LastRestartAt != prev.lastRestartAt` branch → the second
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// Check emits nothing → "restart did not produce controller_restarted_by_agent".
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func TestControllerSupervisorChecker_EmitsOnMovement(t *testing.T) {
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st := newCapStore(t)
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rec := &evRec{}
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c := NewControllerSupervisorChecker(st, rec.fn, log.New(io.Discard, "", 0))
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// Seed: an old restart already recorded at first sight → silent.
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st.SaveHostReport("h1", "c1", supReport(`[{"vmid":9201,"restarts_total":1,"last_restart_at":"2026-09-15T08:00:00Z","last_reason":"exited","crashloop":false,"parked":false}]`), store.HostReportDenorm{})
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c.Check()
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if evs := rec.take(); len(evs) != 0 {
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t.Fatalf("first observation must seed silently, got %v", evs)
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}
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// Same record again → silent.
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c.Check()
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if evs := rec.take(); len(evs) != 0 {
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t.Fatalf("unchanged record emitted %v", evs)
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}
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// A new restart.
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st.SaveHostReport("h1", "c1", supReport(`[{"vmid":9201,"restarts_total":2,"last_restart_at":"2026-09-15T09:00:00Z","last_reason":"exited","crashloop":false,"parked":false}]`), store.HostReportDenorm{})
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c.Check()
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if evs := rec.take(); len(evs) != 1 || evs[0] != "controller_restarted_by_agent/info" {
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t.Fatalf("restart did not produce controller_restarted_by_agent (got %v)", evs)
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}
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// Agent restarted (counter back to 1) with a NEW timestamp → still an event.
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st.SaveHostReport("h1", "c1", supReport(`[{"vmid":9201,"restarts_total":1,"last_restart_at":"2026-09-15T10:00:00Z","last_reason":"absent","crashloop":false,"parked":false}]`), store.HostReportDenorm{})
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c.Check()
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if evs := rec.take(); len(evs) != 1 || evs[0] != "controller_restarted_by_agent/info" {
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t.Fatalf("a restart after an agent restart (counter reset) was lost: %v", evs)
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}
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// Crash-loop.
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st.SaveHostReport("h1", "c1", supReport(`[{"vmid":9201,"restarts_total":4,"last_restart_at":"2026-09-15T10:00:00Z","last_reason":"exited","crashloop":true,"crashloop_since":"2026-09-15T10:05:00Z","parked":false}]`), store.HostReportDenorm{})
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c.Check()
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if evs := rec.take(); len(evs) != 1 || evs[0] != "controller_crashloop/error" {
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t.Fatalf("crash-loop did not produce controller_crashloop/error (got %v)", evs)
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}
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// A pre-v0.131.0 report (no stanza) → nothing.
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st.SaveHostReport("h1", "c1", []byte(`{"host_id":"h1"}`), store.HostReportDenorm{})
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c.Check()
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if evs := rec.take(); len(evs) != 0 {
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t.Fatalf("a report without the stanza emitted %v", evs)
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}
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}
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// A hub restarted DURING a crash-loop must say so once, not seed it away.
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func TestControllerSupervisorChecker_CrashloopAtFirstSightEmits(t *testing.T) {
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st := newCapStore(t)
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rec := &evRec{}
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c := NewControllerSupervisorChecker(st, rec.fn, log.New(io.Discard, "", 0))
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st.SaveHostReport("h1", "c1", supReport(`[{"vmid":9201,"restarts_total":3,"last_restart_at":"2026-09-15T10:00:00Z","crashloop":true,"crashloop_since":"2026-09-15T10:05:00Z"}]`), store.HostReportDenorm{})
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c.Check()
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c.Check()
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if evs := rec.take(); len(evs) != 1 || evs[0] != "controller_crashloop/error" {
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t.Fatalf("crash-loop at first sight: want exactly one controller_crashloop, got %v", evs)
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}
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}
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