Containerization Flavor

docker/docker-compose.yaml

@@ -41,7 +41,7 @@ services:
       - ./wait_for_db.sh:/usr/local/tomcat/bin/wait_for_db.sh
     environment:
       PROPERTIES_FILENAME: sal
-      CLUSTER_TYPE: "k8s"  # (defult) or "k3s" 
+      CLUSTER_TYPE: "k8s"  # (defult) or "k3s"
       #Set up connection to ProActive server (PWS)
       PWS_URL: <CHANGE_ME>
       PWS_USERNAME: <CHANGE_ME>
@@ -68,4 +68,4 @@ networks:
   db-tier: {}
 #Comment this part if you do not want to include volume for peristant data storage
 volumes:
-  mariadb_data: {}
+  mariadb_data: {}

sal-service/src/main/java/org/ow2/proactive/sal/service/rest/JobRest.java

@@ -92,7 +92,7 @@ public ResponseEntity<Long> submitJob(@ApiParam(value = "Proactive authenticatio
     final String sessionId, @ApiParam(value = "A job identifier", required = true)
     @PathVariable
     final String jobId) throws NotConnectedException {
-        return ResponseEntity.ok(jobService.submitJob(sessionId, jobId));
+        return ResponseEntity.ok(jobService.submitJob(sessionId, jobId, null));
     }
 
     @RequestMapping(value = "/{jobId}/status", method = RequestMethod.GET)

sal-service/src/main/java/org/ow2/proactive/sal/service/service/ClusterService.java

@@ -8,6 +8,7 @@
 import java.io.IOException;
 import java.io.Serializable;
 import java.util.*;
+import java.util.Map;
 
 import org.apache.commons.lang3.Validate;
 import org.ow2.proactive.sal.model.*;
@@ -18,12 +19,17 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
 import lombok.extern.log4j.Log4j2;
 
 
 @Log4j2
 @Service("ClusterService")
 public class ClusterService {
+    public static final String CONTAINERIZATION_FLAVOR_ENV = "export CONTAINERIZATION_FLAVOR=";
+
     @Autowired
     private PAGatewayService paGatewayService;
 
@@ -39,6 +45,8 @@ public class ClusterService {
     @Autowired
     private EdgeService edgeService;
 
+    private static final ObjectMapper objectMapper = new ObjectMapper();
+
     private boolean isValidClusterName(String name) {
         return name != null && !name.isEmpty() && name.matches("^[a-z0-9-]+$");
     }
@@ -56,6 +64,62 @@ private void validateNode(ClusterNodeDefinition node) {
         }
     }
 
+    public static String stripQuotes(String value) {
+        if (value == null || value.isEmpty())
+            return value;
+
+        int start = 0;
+        int end = value.length();
+
+        if (value.charAt(0) == '"' || value.charAt(0) == '\'') {
+            start++;
+        }
+        if (value.length() > 1 &&
+            (value.charAt(value.length() - 1) == '"' || value.charAt(value.length() - 1) == '\'')) {
+            end--;
+        }
+
+        return value.substring(start, end);
+    }
+
+    public static String getContainerizationFlavor(String envVarsScript) {
+        if (envVarsScript == null || envVarsScript.isEmpty()) {
+            return null;
+        }
+
+        try {
+            String[] lines = envVarsScript.split("\\r?\\n");
+
+            for (String line : lines) {
+                line = line.trim();
+
+                if (line.contains(CONTAINERIZATION_FLAVOR_ENV)) {
+                    // Extract only the export part before '>>'
+                    int exportIndex = line.indexOf(CONTAINERIZATION_FLAVOR_ENV);
+                    String exportPart = line.substring(exportIndex).split(">>")[0].trim();
+
+                    // Split and get the value part
+                    String[] keyValue = exportPart.replace("export ", "").split("=", 2);
+                    if (keyValue.length == 2) {
+                        String rawValue = keyValue[1].trim();
+
+                        // Remove surrounding quotes and convert to lower case
+                        String cleanValue = stripQuotes(rawValue.trim()).toLowerCase();
+
+                        return ClusterUtils.CLUSTER_TYPE_K3S.equals(cleanValue) ? ClusterUtils.CLUSTER_TYPE_K3S
+                                                                                : ClusterUtils.CLUSTER_TYPE_K8S;
+                    }
+                }
+            }
+
+            return null;
+        } catch (Exception e) {
+            LOGGER.error("Failed to parse containerization flavor from envVarsScript: {}", e.getMessage(), e);
+            return null;
+        }
+
+    }
+
     public boolean defineCluster(String sessionId, ClusterDefinition clusterDefinition)
             throws NotConnectedException, IOException {
         if (!paGatewayService.isConnectionActive(sessionId)) {
@@ -95,7 +159,9 @@ public boolean defineCluster(String sessionId, ClusterDefinition clusterDefiniti
         }
 
         cluster.setStatus(ClusterStatus.DEFINED);
+
         cluster.setEnvVars(ClusterUtils.createEnvVarsScript(clusterDefinition.getEnvVars()));
+
         nodes.forEach(repositoryService::saveClusterNodeDefinition);
         cluster.setNodes(nodes);
         repositoryService.saveCluster(cluster);
@@ -210,7 +276,8 @@ private void submitClusterNode(String sessionId, Cluster cluster, String nodeNam
             repositoryService.saveDeployment(currentDeployment);
             repositoryService.flush();
             // submit job
-            jobService.submitJob(sessionId, jobId);
+            String containerizationFlavor = getContainerizationFlavor(cluster.getEnvVars());
+            jobService.submitJob(sessionId, jobId, containerizationFlavor);
             LOGGER.info("Node {} is submitted for deployment", nodeName);
         } else {
             LOGGER.error("The node {} was not found in the cluster {} definition", nodeName, cluster.getName());
@@ -343,13 +410,15 @@ public Long labelNodes(String sessionId, String clusterName, List<Map<String, St
         LOGGER.info("labelNodes endpoint is called to label nodes in the cluster: " + clusterName);
         String masterNodeToken = "";
         Cluster cluster = ClusterUtils.getClusterByName(clusterName, repositoryService.listCluster());
+
         if (cluster != null) {
             masterNodeToken = cluster.getMasterNode() + "_" + clusterName;
         } else {
             LOGGER.error("The cluster with the name {} was not found!", clusterName);
             return -1L;
         }
-        String script = ClusterUtils.createLabelNodesScript(nodeLabels, clusterName);
+        String containerizationFlavor = getContainerizationFlavor(cluster.getEnvVars());
+        String script = ClusterUtils.createLabelNodesScript(nodeLabels, clusterName, containerizationFlavor);
 
         try {
             String paJobName = "label_nodes_" + clusterName;
@@ -377,7 +446,8 @@ public Long deployApplication(String sessionId, String clusterName, ClusterAppli
         }
         String script = "";
         try {
-            script = ClusterUtils.createDeployApplicationScript(application);
+            String containerizationFlavor = getContainerizationFlavor(cluster.getEnvVars());
+            script = ClusterUtils.createDeployApplication(application, containerizationFlavor);
 
         } catch (IOException e) {
             throw new RuntimeException(e);

sal-service/src/main/java/org/ow2/proactive/sal/service/service/JobService.java

@@ -304,7 +304,7 @@ public String getGraphInDotFormat(String sessionId, String jobId) throws NotConn
      * @return The submitted job id
      */
     @Transactional
-    public Long submitJob(String sessionId, String jobId) throws NotConnectedException {
+    public Long submitJob(String sessionId, String jobId, String containerizationFlavor) throws NotConnectedException {
         if (!paGatewayService.isConnectionActive(sessionId)) {
             throw new NotConnectedException();
         }
@@ -319,7 +319,9 @@ public Long submitJob(String sessionId, String jobId) throws NotConnectedExcepti
                    .stream()
                    .filter(task -> task.getDeployments() != null && !task.getDeployments().isEmpty())
                    .forEach(task -> {
-                       List<ScriptTask> scriptTasks = taskBuilder.buildPATask(task, jobToSubmit);
+                       List<ScriptTask> scriptTasks = taskBuilder.buildPATask(task,
+                                                                              jobToSubmit,
+                                                                              containerizationFlavor);
 
                        addAllScriptTasksToPAJob(paJob, task, scriptTasks);
                        repositoryService.saveTask(task);

sal-service/src/main/java/org/ow2/proactive/sal/service/service/TaskBuilder.java

@@ -747,7 +747,7 @@ public List<ScriptTask> buildReconfigurationPATask(Task task, Job job,
         } else if (addedTaskNames.contains(task.getName())) {
             // When the scaled task is a parent of the task to be built
             LOGGER.info("Building task [{}] as a new added task ", task.getTaskId());
-            scriptTasks.addAll(buildPATask(task, job));
+            scriptTasks.addAll(buildPATask(task, job, null));
         } else {
             LOGGER.warn("Task [{}] is neither unchanged nor added. This should not figure ine job!", task.getTaskId());
         }
@@ -800,7 +800,7 @@ private List<ScriptTask> setFirstAndLastSubmittedTaskNamesFromScriptTasks(Task t
      * @param job The related job skeleton
      * @return A list of ProActive tasks
      */
-    public List<ScriptTask> buildPATask(Task task, Job job) {
+    public List<ScriptTask> buildPATask(Task task, Job job, String containerizationFlavor) {
         List<ScriptTask> scriptTasks = new LinkedList<>();
         LOGGER.debug("Building PA task for: {}", task.getTaskId());
         if (task.getDeployments() == null || task.getDeployments().isEmpty()) {
@@ -816,7 +816,8 @@ public List<ScriptTask> buildPATask(Task task, Job job) {
                 String suffix = "_" + deployment.getNumber();
                 scriptTasks.add(createInfraTask(task, deployment, suffix, token));
                 if (deployment.getWorker() != null && deployment.getWorker()) {
-                    ScriptTask waitForMasterTask = createWaitForMasterTask(deployment.getMasterToken());
+                    ScriptTask waitForMasterTask = createWaitForMasterTask(deployment.getMasterToken(),
+                                                                           containerizationFlavor);
                     waitForMasterTask.addDependence(scriptTasks.get(scriptTasks.size() - 1));
                     scriptTasks.add(waitForMasterTask);
                 }
@@ -901,8 +902,9 @@ private Map<String, TaskVariable> createVariablesMapForSynchronizationChannels(J
         return (variablesMap);
     }
 
-    private ScriptTask createWaitForMasterTask(String masterNodeToken) {
-        String clusterType = System.getenv(ClusterUtils.CLUSTER_TYPE_ENV);
+    private ScriptTask createWaitForMasterTask(String masterNodeToken, String containerizationFlavor) {
+        String clusterType = (containerizationFlavor != null) ? containerizationFlavor
+                                                              : System.getenv(ClusterUtils.CLUSTER_TYPE_ENV);
         String waitForMasterScript;
 
         if (ClusterUtils.CLUSTER_TYPE_K3S.equalsIgnoreCase(clusterType)) {

sal-service/src/main/java/org/ow2/proactive/sal/service/util/ClusterUtils.java

@@ -186,8 +186,10 @@ private static String getBashFilesContent(String fileName) throws IOException {
 
     }
 
-    public static String createLabelNodesScript(List<Map<String, String>> nodeLabels, String clusterName) {
-        String clusterType = System.getenv(CLUSTER_TYPE_ENV);
+    public static String createLabelNodesScript(List<Map<String, String>> nodeLabels, String clusterName,
+            String containerizationFlavor) {
+        String clusterType = (containerizationFlavor != null) ? containerizationFlavor
+                                                              : System.getenv(CLUSTER_TYPE_ENV);
 
         if (CLUSTER_TYPE_K3S.equalsIgnoreCase(clusterType)) {
             return createK3sLabelNodesScript(nodeLabels, clusterName);
@@ -229,8 +231,10 @@ public static String createK8sLabelNodesScript(List<Map<String, String>> nodeLab
         return script.toString();
     }
 
-    public static String createDeployApplicationScript(ClusterApplication application) throws IOException {
-        String clusterType = System.getenv(CLUSTER_TYPE_ENV); // Get cluster type from env variable
+    public static String createDeployApplication(ClusterApplication application, String containerizationFlavor)
+            throws IOException {
+        String clusterType = (containerizationFlavor != null) ? containerizationFlavor
+                                                              : System.getenv(CLUSTER_TYPE_ENV);
         return createDeployApplicationScript(application, clusterType);
     }