fix(runJob): fix output on multi container (#4102) (#4105)

fixes a bug where you couldn't fetch output on jobs with multiple
containers. this was because we weren't specifying the exact container
name to fetch. update the method to take the container name.

clouddriver-kubernetes/src/main/groovy/com/netflix/spinnaker/clouddriver/kubernetes/v2/op/job/KubectlJobExecutor.java

@@ -124,10 +124,12 @@ public String logs(
     return status.getOutput();
   }
 
-  public String jobLogs(KubernetesV2Credentials credentials, String namespace, String jobName) {
+  public String jobLogs(
+      KubernetesV2Credentials credentials, String namespace, String jobName, String containerName) {
     List<String> command = kubectlNamespacedAuthPrefix(credentials, namespace);
     command.add("logs");
     command.add("job/" + jobName);
+    command.add("-c=" + containerName);
 
     JobResult<String> status = jobExecutor.runJob(new JobRequest(command));
 

clouddriver-kubernetes/src/main/groovy/com/netflix/spinnaker/clouddriver/kubernetes/v2/provider/view/KubernetesV2JobProvider.java

@@ -83,14 +83,15 @@ public KubernetesV2JobStatus collectJob(String account, String location, String
   }
 
   public Map<String, Object> getFileContents(
-      String account, String location, String id, String filename) {
+      String account, String location, String id, String containerName) {
     KubernetesV2Credentials credentials =
         (KubernetesV2Credentials)
             accountCredentialsProvider.getCredentials(account).getCredentials();
     Map props = null;
     try {
       V1Job job = getKubernetesJob(account, location, id);
-      String logContents = credentials.jobLogs(location, job.getMetadata().getName());
+      String logContents =
+          credentials.jobLogs(location, job.getMetadata().getName(), containerName);
       props = PropertyParser.extractPropertiesFromLog(logContents);
     } catch (Exception e) {
       log.error("Couldn't parse properties for account {} at {}", account, location);

clouddriver-kubernetes/src/main/groovy/com/netflix/spinnaker/clouddriver/kubernetes/v2/security/KubernetesV2Credentials.java

@@ -519,9 +519,12 @@ public String logs(String namespace, String podName, String containerName) {
         () -> jobExecutor.logs(this, namespace, podName, containerName));
   }
 
-  public String jobLogs(String namespace, String jobName) {
+  public String jobLogs(String namespace, String jobName, String containerName) {
     return runAndRecordMetrics(
-        "logs", KubernetesKind.JOB, namespace, () -> jobExecutor.jobLogs(this, namespace, jobName));
+        "logs",
+        KubernetesKind.JOB,
+        namespace,
+        () -> jobExecutor.jobLogs(this, namespace, jobName, containerName));
   }
 
   public void scale(KubernetesKind kind, String namespace, String name, int replicas) {