[Test] Format load-test script, correct 'no workspaces started' error…

… handling (#22872)

* format load-test script

tests/performance/load-tests/load-test.sh

@@ -10,101 +10,107 @@ NC='\033[0m' # No Color
 trap cleanup ERR SIGINT
 
 function print() {
-    echo -e "${GREEN}$1${NC}"
+  echo -e "${GREEN}$1${NC}"
 }
 
 function print_error() {
-    echo -e "${RED}$1${NC}"
+  echo -e "${RED}$1${NC}"
 }
 
 function cleanup() {
-    echo "Clean up the environment"
-    kubectl delete dw --all > /dev/null
-    kubectl delete dwt --all > /dev/null
+  echo "Clean up the environment"
+  kubectl delete dw --all >/dev/null
+  kubectl delete dwt --all >/dev/null
 }
 
 function parseArguments() {
   while getopts "t:c:" opt; do
-      case $opt in
-        t) export WORKSPACE_IDLE_TIMEOUT=$OPTARG
-          ;;      
-        c) # Check if the argument to -c is a number
-         if  ! [[ $OPTARG =~ ^[0-9]+$ ]]; then
-            print_error "Error: Option -c requires a numeric argument." >&2
-            exit 1
-         fi
-          export COMPLETITIONS_COUNT=$OPTARG
-          ;;
-        \?)
-          print_error "Invalid option -c. Try for example something like ./load-test.sh -c 7"
-          exit 1
-          ;;
-      esac
-    done
+    case $opt in
+    t)
+      export WORKSPACE_IDLE_TIMEOUT=$OPTARG
+      ;;
+    c) # Check if the argument to -c is a number
+      if ! [[ $OPTARG =~ ^[0-9]+$ ]]; then
+        print_error "Error: Option -c requires a numeric argument." >&2
+        exit 1
+      fi
+      export COMPLETITIONS_COUNT=$OPTARG
+      ;;
+    \?)
+      print_error "Invalid option -c. Try for example something like ./load-test.sh -c 7"
+      exit 1
+      ;;
+    esac
+  done
 }
 
 function setCompletitionsCount() {
-   # Set the number of workspaces to start
-   if [ -z $COMPLETITIONS_COUNT ]; then
-     echo "Parameter -c wasn't set, setting completitions count to 3."
-     export COMPLETITIONS_COUNT=3
-   else
-     echo "Parameter -c was set to  $COMPLETITIONS_COUNT ."
-   fi
-
-   # Set the number of timeouts for waiting for workspaces to start
-   if [ -z $WORKSPACE_IDLE_TIMEOUT ]; then
-     echo "Parameter -t wasn't set, setting timeout to 120 second."
-     export WORKSPACE_IDLE_TIMEOUT=120
-   else
-     echo "Parameter -t was set to $WORKSPACE_IDLE_TIMEOUT second."
-   fi   
+  # Set the number of workspaces to start
+  if [ -z $COMPLETITIONS_COUNT ]; then
+    echo "Parameter -c wasn't set, setting completitions count to 3."
+    export COMPLETITIONS_COUNT=3
+  else
+    echo "Parameter -c was set to  $COMPLETITIONS_COUNT ."
+  fi
+
+  # Set the number of timeouts for waiting for workspaces to start
+  if [ -z $WORKSPACE_IDLE_TIMEOUT ]; then
+    echo "Parameter -t wasn't set, setting timeout to 120 second."
+    export WORKSPACE_IDLE_TIMEOUT=120
+  else
+    echo "Parameter -t was set to $WORKSPACE_IDLE_TIMEOUT second."
+  fi
 }
 
 function runTest() {
-    # start COMPLETITIONS_COUNT workspaces in parallel
-    for ((i=1; i<=$COMPLETITIONS_COUNT; i++)); do
-      cat devworkspace.yaml | sed "0,/name: code-latest/s//name: dw$i/" | kubectl apply -f -  &
-    done
-    wait
-
-    # wait for all workspaces to be started
-    echo  "Wait for all workspaces are started"
-    for ((i=1; i<=$COMPLETITIONS_COUNT; i++)); do
-      kubectl wait --for=condition=Ready "dw/dw$i" --timeout=${WORKSPACE_IDLE_TIMEOUT}s || true &
-    done
-    wait
-
-    # Delete logs on file system if it exists
-    rm -f logs/dw*
-
-    total_time=0
-    succeeded=0
-    echo  "Calculate average workspaces starting time"
-    for ((i=1; i<=$COMPLETITIONS_COUNT; i++)); do
-      if [ "$(kubectl get dw dw$i --template='{{.status.phase}}')" == "Running" ]; then
-        start_time=$(kubectl get dw dw$i --template='{{range .status.conditions}}{{if eq .type "Started"}}{{.lastTransitionTime}}{{end}}{{end}}')
-        end_time=$(kubectl get dw dw$i --template='{{range .status.conditions}}{{if eq .type "Ready"}}{{.lastTransitionTime}}{{end}}{{end}}')
-        start_timestamp=$(date -d $start_time +%s)
-        end_timestamp=$(date -d $end_time +%s)
-        dw_starting_time=$((end_timestamp - start_timestamp))
-
-        print "Devworkspace dw$i starting time: $dw_starting_time seconds"
-        total_time=$((total_time + dw_starting_time))
-        succeeded=$((succeeded + 1))
-      else
-        print_error "Timeout waiting for dw$i to become ready or an error occurred."
-        kubectl describe dw dw$i > logs/dw$i-log.log
-        kubectl logs $(oc get dw dw$i --template='{{.status.devworkspaceId}}') > logs/dw$i-pod.log || true
+  # start COMPLETITIONS_COUNT workspaces in parallel
+  for ((i = 1; i <= $COMPLETITIONS_COUNT; i++)); do
+    cat devworkspace.yaml | sed "0,/name: code-latest/s//name: dw$i/" | kubectl apply -f - &
+  done
+  wait
+
+  # wait for all workspaces to be started
+  echo "Wait for all workspaces are started"
+  for ((i = 1; i <= $COMPLETITIONS_COUNT; i++)); do
+    kubectl wait --for=condition=Ready "dw/dw$i" --timeout=${WORKSPACE_IDLE_TIMEOUT}s || true &
+  done
+  wait
+
+  # Delete logs on file system if it exists
+  rm -f logs/dw*
+
+  total_time=0
+  succeeded=0
+  echo "Calculate average workspaces starting time"
+  for ((i = 1; i <= $COMPLETITIONS_COUNT; i++)); do
+    if [ "$(kubectl get dw dw$i --template='{{.status.phase}}')" == "Running" ]; then
+      start_time=$(kubectl get dw dw$i --template='{{range .status.conditions}}{{if eq .type "Started"}}{{.lastTransitionTime}}{{end}}{{end}}')
+      end_time=$(kubectl get dw dw$i --template='{{range .status.conditions}}{{if eq .type "Ready"}}{{.lastTransitionTime}}{{end}}{{end}}')
+      start_timestamp=$(date -d $start_time +%s)
+      end_timestamp=$(date -d $end_time +%s)
+      dw_starting_time=$((end_timestamp - start_timestamp))
+
+      print "Devworkspace dw$i starting time: $dw_starting_time seconds"
+      total_time=$((total_time + dw_starting_time))
+      succeeded=$((succeeded + 1))
+    else
+      print_error "Timeout waiting for dw$i to become ready or an error occurred."
+      kubectl describe dw dw$i >logs/dw$i-log.log
+      kubectl logs $(kubectl get dw dw$i --template='{{.status.devworkspaceId}}') >logs/dw$i-pod.log || true
     fi
-    done
+  done
 
 }
 
 function printResults() {
-   print "==================== Test results ===================="
-   print "Average workspace starting time for $succeeded workspaces from $COMPLETITIONS_COUNT started: $((total_time / succeeded)) seconds"
-   print "$((COMPLETITIONS_COUNT - succeeded)) workspaces failed. See failed workspace pod logs in the current folder for details."
+  print "==================== Test results ===================="
+  if [ $succeeded -eq 0 ]; then
+    print_error "No workspaces started successfully."
+    exit 1
+  else
+    print "Average workspace starting time for $succeeded workspaces from $COMPLETITIONS_COUNT started: $((total_time / succeeded)) seconds"
+  fi
+  print "$((COMPLETITIONS_COUNT - succeeded)) workspaces failed. See failed workspace pod logs in the current folder for details."
 }
 
 parseArguments "$@"