Add log messages to error events w/o log message, primaryly error level

- "log spam" to be controlled via loglevel flag on startup

internal/graph/schema.resolvers.go

@@ -44,6 +44,7 @@ func (r *jobResolver) UserData(ctx context.Context, obj *schema.Job) (*model.Use
 func (r *mutationResolver) CreateTag(ctx context.Context, typeArg string, name string) (*schema.Tag, error) {
 	id, err := r.Repo.CreateTag(typeArg, name)
 	if err != nil {
+		log.Warn("Error while creating tag")
 		return nil, err
 	}
 
@@ -59,6 +60,7 @@ func (r *mutationResolver) DeleteTag(ctx context.Context, id string) (string, er
 func (r *mutationResolver) AddTagsToJob(ctx context.Context, job string, tagIds []string) ([]*schema.Tag, error) {
 	jid, err := strconv.ParseInt(job, 10, 64)
 	if err != nil {
+		log.Warn("Error while adding tag to job")
 		return nil, err
 	}
 
@@ -66,10 +68,12 @@ func (r *mutationResolver) AddTagsToJob(ctx context.Context, job string, tagIds
 	for _, tagId := range tagIds {
 		tid, err := strconv.ParseInt(tagId, 10, 64)
 		if err != nil {
+			log.Warn("Error while parsing tag id")
 			return nil, err
 		}
 
 		if tags, err = r.Repo.AddTag(jid, tid); err != nil {
+			log.Warn("Error while adding tag")
 			return nil, err
 		}
 	}
@@ -81,6 +85,7 @@ func (r *mutationResolver) AddTagsToJob(ctx context.Context, job string, tagIds
 func (r *mutationResolver) RemoveTagsFromJob(ctx context.Context, job string, tagIds []string) ([]*schema.Tag, error) {
 	jid, err := strconv.ParseInt(job, 10, 64)
 	if err != nil {
+		log.Warn("Error while parsing job id")
 		return nil, err
 	}
 
@@ -88,10 +93,12 @@ func (r *mutationResolver) RemoveTagsFromJob(ctx context.Context, job string, ta
 	for _, tagId := range tagIds {
 		tid, err := strconv.ParseInt(tagId, 10, 64)
 		if err != nil {
+			log.Warn("Error while parsing tag id")
 			return nil, err
 		}
 
 		if tags, err = r.Repo.RemoveTag(jid, tid); err != nil {
+			log.Warn("Error while removing tag")
 			return nil, err
 		}
 	}
@@ -102,6 +109,7 @@ func (r *mutationResolver) RemoveTagsFromJob(ctx context.Context, job string, ta
 // UpdateConfiguration is the resolver for the updateConfiguration field.
 func (r *mutationResolver) UpdateConfiguration(ctx context.Context, name string, value string) (*string, error) {
 	if err := repository.GetUserCfgRepo().UpdateConfig(name, value, auth.GetUser(ctx)); err != nil {
+		log.Warn("Error while updating user config")
 		return nil, err
 	}
 
@@ -127,6 +135,7 @@ func (r *queryResolver) User(ctx context.Context, username string) (*model.User,
 func (r *queryResolver) AllocatedNodes(ctx context.Context, cluster string) ([]*model.Count, error) {
 	data, err := r.Repo.AllocatedNodes(cluster)
 	if err != nil {
+		log.Warn("Error while fetching allocated nodes")
 		return nil, err
 	}
 
@@ -145,11 +154,13 @@ func (r *queryResolver) AllocatedNodes(ctx context.Context, cluster string) ([]*
 func (r *queryResolver) Job(ctx context.Context, id string) (*schema.Job, error) {
 	numericId, err := strconv.ParseInt(id, 10, 64)
 	if err != nil {
+		log.Warn("Error while parsing job id")
 		return nil, err
 	}
 
 	job, err := r.Repo.FindById(numericId)
 	if err != nil {
+		log.Warn("Error while finding job by id")
 		return nil, err
 	}
 
@@ -164,11 +175,13 @@ func (r *queryResolver) Job(ctx context.Context, id string) (*schema.Job, error)
 func (r *queryResolver) JobMetrics(ctx context.Context, id string, metrics []string, scopes []schema.MetricScope) ([]*model.JobMetricWithName, error) {
 	job, err := r.Query().Job(ctx, id)
 	if err != nil {
+		log.Warn("Error while querying job for metrics")
 		return nil, err
 	}
 
 	data, err := metricdata.LoadData(job, metrics, scopes, ctx)
 	if err != nil {
+		log.Warn("Error while loading job data")
 		return nil, err
 	}
 
@@ -205,11 +218,13 @@ func (r *queryResolver) Jobs(ctx context.Context, filter []*model.JobFilter, pag
 
 	jobs, err := r.Repo.QueryJobs(ctx, filter, page, order)
 	if err != nil {
+		log.Warn("Error while querying jobs")
 		return nil, err
 	}
 
 	count, err := r.Repo.CountJobs(ctx, filter)
 	if err != nil {
+		log.Warn("Error while counting jobs")
 		return nil, err
 	}
 
@@ -225,6 +240,7 @@ func (r *queryResolver) JobsStatistics(ctx context.Context, filter []*model.JobF
 func (r *queryResolver) JobsCount(ctx context.Context, filter []*model.JobFilter, groupBy model.Aggregate, weight *model.Weights, limit *int) ([]*model.Count, error) {
 	counts, err := r.Repo.CountGroupedJobs(ctx, groupBy, filter, weight, limit)
 	if err != nil {
+		log.Warn("Error while counting grouped jobs")
 		return nil, err
 	}
 
@@ -258,6 +274,7 @@ func (r *queryResolver) NodeMetrics(ctx context.Context, cluster string, nodes [
 
 	data, err := metricdata.LoadNodeData(cluster, metrics, nodes, scopes, from, to, ctx)
 	if err != nil {
+		log.Warn("Error while loading node data")
 		return nil, err
 	}