feat: add rest routes to take the control of flink jobs

internal/managed_job/jar.go

@@ -0,0 +1,44 @@
+package managed_job
+
+import (
+	"flink-kube-operator/internal/jar"
+	"flink-kube-operator/pkg"
+
+	"go.uber.org/zap"
+)
+
+// upload jar file and set the jarId for later usages
+func (job *ManagedJob) upload() error {
+	jarFile, err := jar.NewJarFile(job.def.Spec.JarURI)
+	if err != nil {
+		pkg.Logger.Debug("[manage-job] [upload] error on download jar", zap.Error(err))
+		return err
+	}
+	jarId, err := jarFile.Upload(job.client)
+	if err != nil {
+		pkg.Logger.Debug("[manage-job] [upload] error on upload jar", zap.Error(err))
+		return err
+	}
+	pkg.Logger.Info("[manage-job] [upload] uploaded", zap.Any("upload-jar-resp", jarId))
+
+	job.def.Status.JarId = &jarId
+	job.crd.Patch(job.def.UID, map[string]interface{}{
+		"status": map[string]interface{}{
+			"jarId": job.def.Status.JarId,
+		},
+	})
+	return nil
+}
+
+func (job *ManagedJob) RemoveJar() {
+	if job.def.Status.JarId != nil {
+		err := job.client.DeleteJar(*job.def.Status.JarId)
+		pkg.Logger.Error("[managed-job] [jar]", zap.Error(err))
+		err = job.crd.Patch(job.def.UID, map[string]interface{}{
+			"status": map[string]interface{}{
+				"jarId": nil,
+			},
+		})
+		pkg.Logger.Error("[managed-job] [jar]", zap.Error(err))
+	}
+}