Only save the job once when creating it (#2289)

* Convert exception to warning

* don't save job before creating the log container

* same as the python code

* test fix

* format

* format

* don't schedule the task if the log container is missing

src/ApiService/ApiService/Functions/Jobs.cs

@@ -40,9 +40,7 @@ public class Jobs {
             UserInfo = userInfo.OkV,
         };
 
-        await _context.JobOperations.Insert(job);
-
-        // create the job logs container 
+        // create the job logs container
         var metadata = new Dictionary<string, string>{
             { "container_type", "logs" }, // TODO: use ContainerType.Logs enum somehow; needs snake case name
         };
@@ -60,7 +58,7 @@ public class Jobs {
         // log container must not have the SAS included
         var logContainerUri = new UriBuilder(containerSas) { Query = "" }.Uri;
         job = job with { Config = job.Config with { Logs = logContainerUri.ToString() } };
-        await _context.JobOperations.Update(job);
+        await _context.JobOperations.Insert(job);
         return await RequestHandling.Ok(req, JobResponse.ForJob(job));
     }
 

src/ApiService/ApiService/onefuzzlib/Config.cs

@@ -6,7 +6,7 @@ namespace Microsoft.OneFuzz.Service;
 
 
 public interface IConfig {
-    Async.Task<TaskUnitConfig> BuildTaskConfig(Job job, Task task);
+    Async.Task<TaskUnitConfig?> BuildTaskConfig(Job job, Task task);
     Task<ResultVoid<TaskConfigError>> CheckConfig(TaskConfig config);
 }
 
@@ -49,14 +49,15 @@ public class Config : IConfig {
         return blobPermissions;
     }
 
-    public async Async.Task<TaskUnitConfig> BuildTaskConfig(Job job, Task task) {
+    public async Async.Task<TaskUnitConfig?> BuildTaskConfig(Job job, Task task) {
 
         if (!Defs.TASK_DEFINITIONS.ContainsKey(task.Config.Task.Type)) {
             throw new Exception($"unsupported task type: {task.Config.Task.Type}");
         }
 
         if (job.Config.Logs == null) {
-            throw new Exception($"Missing log container:  job_id {job.JobId}, task_id {task.TaskId}");
+            _logTracer.Warning($"Missing log container:  job_id {job.JobId}, task_id {task.TaskId}");
+            return null;
         }
 
         var definition = Defs.TASK_DEFINITIONS[task.Config.Task.Type];

src/ApiService/ApiService/onefuzzlib/Scheduler.cs

@@ -136,6 +136,10 @@ public class Scheduler : IScheduler {
         }
 
         var taskConfig = await _config.BuildTaskConfig(job, task);
+        if (taskConfig == null) {
+            _logTracer.Info($"unable to build task config for task: {task.TaskId}");
+            return null;
+        }
         var setupContainer = task.Config.Containers?.FirstOrDefault(c => c.Type == ContainerType.Setup) ?? throw new Exception($"task missing setup container: task_type = {task.Config.Task.Type}");
 
         var setupPs1Exist = _containers.BlobExists(setupContainer.Name, "setup.ps1", StorageType.Corpus);
@@ -177,8 +181,6 @@ public class Scheduler : IScheduler {
             setupScript,
             pool with { ETag = null });
 
-
-
         return (bucketConfig, workUnit);
     }