fix(ci): wait for active e2e gate before rerun

Signed-off-by: Drew Newberry <anewberry@nvidia.com>

Author: drew

.github/workflows/e2e-gate.yml

@@ -57,19 +57,26 @@ jobs:
         shell: bash
         run: |
           set -euo pipefail
-          latest=$(gh api "repos/$GH_REPO/actions/workflows/e2e-gate.yml/runs?event=pull_request&head_sha=$HEAD_SHA" \
-            --jq '.workflow_runs | sort_by(.created_at) | reverse | .[0] // empty')
-          if [ -z "$latest" ]; then
-            echo "No pull_request-triggered E2E Gate run found for $HEAD_SHA — nothing to re-run."
-            exit 0
-          fi
+          for attempt in {1..60}; do
+            latest=$(gh api "repos/$GH_REPO/actions/workflows/e2e-gate.yml/runs?event=pull_request&head_sha=$HEAD_SHA" \
+              --jq '.workflow_runs | sort_by(.created_at) | reverse | .[0] // empty')
+            if [ -z "$latest" ]; then
+              echo "No pull_request-triggered E2E Gate run found for $HEAD_SHA — nothing to re-run."
+              exit 0
+            fi
 
-          run_id=$(jq -r '.id' <<< "$latest")
-          status=$(jq -r '.status' <<< "$latest")
-          if [ "$status" != "completed" ]; then
-            echo "E2E Gate run $run_id is already $status for $HEAD_SHA — no new re-run needed."
-            exit 0
-          fi
+            run_id=$(jq -r '.id' <<< "$latest")
+            status=$(jq -r '.status' <<< "$latest")
+            if [ "$status" = "completed" ]; then
+              break
+            fi
+            if [ "$attempt" -eq 60 ]; then
+              echo "E2E Gate run $run_id is still $status for $HEAD_SHA — leaving the active run to update the PR check."
+              exit 0
+            fi
+            echo "E2E Gate run $run_id is $status for $HEAD_SHA; waiting before requesting a rerun."
+            sleep 2
+          done
 
           echo "Re-running E2E Gate run $run_id so it re-evaluates and posts a fresh check on the PR."
           if ! output=$(gh api --method POST "repos/$GH_REPO/actions/runs/$run_id/rerun" 2>&1); then