From fcf0dd12bf8437086fe2e92250ba25570d118e22 Mon Sep 17 00:00:00 2001
From: Codex <codex@noreply.local>
Date: Sat, 27 Jun 2026 07:55:37 +0000
Subject: [PATCH] fix: support per-sentinel scheduler timers

---
 scripts/web-probe-sentinel-scheduler.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/scripts/web-probe-sentinel-scheduler.ts b/scripts/web-probe-sentinel-scheduler.ts
index 1c4c7f51..5e8faea1 100644
--- a/scripts/web-probe-sentinel-scheduler.ts
+++ b/scripts/web-probe-sentinel-scheduler.ts
@@ -125,7 +125,7 @@ async function runScheduler(options: SchedulerOptions): Promise<void> {
     const status = due ? options.dryRun ? "due-dry-run" : trigger?.status ?? "due" : "fresh";
     const row = rowFor(schedule, before, due, status, trigger);
     rows.push(row);
-    appendEvent({ at: new Date().toISOString(), node: options.node, lane: options.lane, ...row, valuesRedacted: true });
+    if (!options.dryRun) appendEvent({ at: new Date().toISOString(), node: options.node, lane: options.lane, ...row, valuesRedacted: true });
   }
 
   printRows(rows);
@@ -257,6 +257,7 @@ function installSystemd(options: SchedulerOptions): void {
   const unit = systemdUnitName(options);
   const servicePath = `/etc/systemd/system/${unit}.service`;
   const timerPath = `/etc/systemd/system/${unit}.timer`;
+  const sentinelArg = options.sentinelId === null ? "" : ` --sentinel ${options.sentinelId}`;
   const service = `[Unit]
 Description=UniDesk web-probe sentinel host cadence scheduler for ${options.node}/${options.lane}
 Wants=network-online.target
@@ -269,7 +270,7 @@ Environment=PATH=${SYSTEMD_PATH}
 Environment=NO_PROXY=${SYSTEMD_NO_PROXY}
 Environment=no_proxy=${SYSTEMD_NO_PROXY}
 WorkingDirectory=${repoRoot}
-ExecStart=${BUN_EXECUTABLE} ${join(repoRoot, "scripts", "web-probe-sentinel-scheduler.ts")} run --node ${options.node} --lane ${options.lane} --stale-multiplier ${options.staleMultiplier}
+ExecStart=${BUN_EXECUTABLE} ${join(repoRoot, "scripts", "web-probe-sentinel-scheduler.ts")} run --node ${options.node} --lane ${options.lane}${sentinelArg} --stale-multiplier ${options.staleMultiplier}
 `;
   const timer = `[Unit]
 Description=Run UniDesk web-probe sentinel host cadence scheduler for ${options.node}/${options.lane}
@@ -555,7 +556,8 @@ function tail(value: string, maxChars: number): string {
 }
 
 function systemdUnitName(options: SchedulerOptions): string {
-  return `unidesk-web-probe-sentinel-scheduler-${safeSegment(options.node)}-${safeSegment(options.lane)}`;
+  const sentinel = options.sentinelId === null ? "" : `-${safeSegment(options.sentinelId)}`;
+  return `unidesk-web-probe-sentinel-scheduler-${safeSegment(options.node)}-${safeSegment(options.lane)}${sentinel}`;
 }
 
 function safeSegment(value: string): string {