From 80dac33f0aa995bd63aef2201247e1ce0d7c08b6 Mon Sep 17 00:00:00 2001
From: Steve Cliff <steve@devcloud.guru>
Date: Sat, 22 Aug 2026 12:31:08 +0100
Subject: [PATCH] Stop polling idle agent update controls

---
 internal/server/http/fleet_update_test.go     | 32 ++++++++++++++++---
 web/templates/pages/fleet_update.html         | 20 ------------
 .../partials/fleet_update_inner.html          |  4 +--
 3 files changed, 30 insertions(+), 26 deletions(-)

diff --git a/internal/server/http/fleet_update_test.go b/internal/server/http/fleet_update_test.go
index 602329c..29c5b74 100644
--- a/internal/server/http/fleet_update_test.go
+++ b/internal/server/http/fleet_update_test.go
@@ -21,7 +21,7 @@ import (
 	"gitea.dcglab.co.uk/steve/restic-manager/internal/version"
 )
 
-func TestFleetUpdatePagePreservesFiltersWithoutTypedConfirmation(t *testing.T) {
+func TestFleetUpdateIdlePageDoesNotPollOrRequireTypedConfirmation(t *testing.T) {
 	t.Parallel()
 	_, baseURL, st := newTestServerWithUI(t)
 	cookie := loginAsAdmin(t, st)
@@ -44,9 +44,6 @@ func TestFleetUpdatePagePreservesFiltersWithoutTypedConfirmation(t *testing.T) {
 		`id="fleet-filter-name"`,
 		`id="fleet-filter-version"`,
 		`id="fleet-filter-state"`,
-		"htmx:beforeSwap",
-		"fleetCaptureUIState()",
-		"fleetRestoreUIState()",
 		"r.style.display=",
 	} {
 		if !strings.Contains(body, want) {
@@ -56,6 +53,33 @@ func TestFleetUpdatePagePreservesFiltersWithoutTypedConfirmation(t *testing.T) {
 	if strings.Contains(body, "Type selected count to confirm") || strings.Contains(body, `id="fleet-update-confirm"`) {
 		t.Error("page still renders the typed-count confirmation")
 	}
+	if strings.Contains(body, `hx-trigger="every 3s`) {
+		t.Error("idle selection page must not poll and replace operator input")
+	}
+}
+
+func TestFleetUpdateRunningPagePollsForProgress(t *testing.T) {
+	t.Parallel()
+	_, baseURL, st := newTestServerWithUI(t)
+	cookie, userID := loginAsAdminWithID(t, st)
+	hostID := makeHost(t, st, "fleet-running-host")
+	if err := st.CreateFleetUpdate(context.Background(), store.FleetUpdate{
+		ID: ulid.Make().String(), StartedByUserID: userID, TargetVersion: version.Version,
+	}, []string{hostID}); err != nil {
+		t.Fatalf("create fleet update: %v", err)
+	}
+
+	req, _ := stdhttp.NewRequest("GET", baseURL+"/settings/fleet-update", nil)
+	req.AddCookie(cookie)
+	res, err := stdhttp.DefaultClient.Do(req)
+	if err != nil {
+		t.Fatalf("get fleet update page: %v", err)
+	}
+	defer res.Body.Close()
+	raw, _ := io.ReadAll(res.Body)
+	if body := string(raw); !strings.Contains(body, `hx-trigger="every 3s`) {
+		t.Error("running rollout page must poll for progress")
+	}
 }
 
 // fakeFleetWorker stands in for *fleetupdate.Worker in HTTP tests.
diff --git a/web/templates/pages/fleet_update.html b/web/templates/pages/fleet_update.html
index 98153f6..b8edd49 100644
--- a/web/templates/pages/fleet_update.html
+++ b/web/templates/pages/fleet_update.html
@@ -29,32 +29,12 @@
   {{template "fleet_update_inner" .}}
 
   <script>
-    let fleetUpdateUIState = null
-
     function fleetBoxes(){return Array.from(document.querySelectorAll('.fleet-host:not(:disabled)'))}
     function fleetReview(){const n=fleetBoxes().filter(x=>x.checked).length;document.getElementById('fleet-selected-count').textContent=n;document.getElementById('fleet-timeout').textContent=n+' × 95s';document.getElementById('fleet-update-start-btn').disabled=n===0}
     function fleetFilter(){const q=document.getElementById('fleet-filter-name').value.toLowerCase(),v=document.getElementById('fleet-filter-version').value.toLowerCase(),s=document.getElementById('fleet-filter-state').value;document.querySelectorAll('.fleet-candidate').forEach(r=>r.style.display=r.dataset.name.toLowerCase().includes(q)&&r.dataset.version.toLowerCase().includes(v)&&(s==='all'||r.dataset.state===s)?'':'none')}
     function fleetSelectVisible(on){document.querySelectorAll('.fleet-candidate').forEach(r=>{const x=r.querySelector('.fleet-host:not(:disabled)');if(x&&r.style.display!=='none')x.checked=on});fleetReview()}
     function fleetSelectOnly(id){fleetBoxes().forEach(x=>x.checked=x.value===id);fleetReview()}
     async function fleetStart(e){e.preventDefault();const ids=fleetBoxes().filter(x=>x.checked).map(x=>x.value),out=document.getElementById('fleet-start-error');out.textContent='';const res=await fetch('/api/fleet/update',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({host_ids:ids,canary_first:document.getElementById('fleet-canary').checked})});if(res.ok){location.reload();return false}const body=await res.json();out.textContent=body.message||body.code||'Unable to start';return false}
-
-    function fleetCaptureUIState(){
-      const name=document.getElementById('fleet-filter-name'),version=document.getElementById('fleet-filter-version'),state=document.getElementById('fleet-filter-state'),canary=document.getElementById('fleet-canary')
-      if(!name)return
-      fleetUpdateUIState={name:name.value,version:version.value,state:state.value,canary:canary.checked,selected:fleetBoxes().filter(x=>x.checked).map(x=>x.value)}
-    }
-    function fleetRestoreUIState(){
-      if(!fleetUpdateUIState||!document.getElementById('fleet-filter-name'))return
-      document.getElementById('fleet-filter-name').value=fleetUpdateUIState.name
-      document.getElementById('fleet-filter-version').value=fleetUpdateUIState.version
-      document.getElementById('fleet-filter-state').value=fleetUpdateUIState.state
-      document.getElementById('fleet-canary').checked=fleetUpdateUIState.canary
-      const selected=new Set(fleetUpdateUIState.selected)
-      fleetBoxes().forEach(x=>x.checked=selected.has(x.value))
-      fleetFilter();fleetReview()
-    }
-    document.body.addEventListener('htmx:beforeSwap',e=>{if(e.detail.target.id==='fleet-update-panel')fleetCaptureUIState()})
-    document.body.addEventListener('htmx:afterSwap',e=>{if(e.detail.target.id==='fleet-update-panel')fleetRestoreUIState()})
     if(document.getElementById('fleet-selected-count'))fleetReview()
   </script>
 
diff --git a/web/templates/partials/fleet_update_inner.html b/web/templates/partials/fleet_update_inner.html
index a5fc396..abaab30 100644
--- a/web/templates/partials/fleet_update_inner.html
+++ b/web/templates/partials/fleet_update_inner.html
@@ -7,11 +7,11 @@
 */}}
 {{define "fleet_update_inner"}}
 {{$page := .Page}}
-<div id="fleet-update-panel" class="mt-5"
+<div id="fleet-update-panel" class="mt-5"{{if and $page.Active (eq $page.Active.Status "running")}}
      hx-get="{{$page.PollURL}}"
      hx-trigger="every 3s [document.visibilityState==='visible']"
      hx-select="#fleet-update-panel"
-     hx-swap="outerHTML">
+     hx-swap="outerHTML"{{end}}>
 
 {{if and $page.Active (eq $page.Active.Status "running")}}
 
-- 
2.52.0