jenkinsfile - watch screen test run kill loop in detached screen, neat idea intern

api/Jenkinsfile.ble_test

@@ -84,15 +84,17 @@ pipeline {
                     sh """
                     ssh -o StrictHostKeyChecking=no root@${params.host_ip} -o ServerAliveInterval=60 -o ServerAliveCountMax=120 << EOF
                         echo Running background termination loop I hope...
-                            nohup sh -c '
-                                sleep 10
+                            screen -dmS ble_test_watchdog_${env.TEST_HASH} sh -c '
+                                while ! pgrep -f "tail.*ble_test_${env.TEST_HASH}" > /dev/null; do
+                                    sleep 1
+                                done
                                 while pgrep -f "tail.*ble_test_${env.TEST_HASH}" > /dev/null; do
                                     if ! screen -list | grep -q ble_test_${env.TEST_HASH}; then
                                         pkill -9 -f "tail.*ble_test_${env.TEST_HASH}"
                                     fi
                                     sleep 5
                                 done
-                            ' &
+                            '
                     """
                 }
             }