chore(feedback): additional metrics for celery task and shim_to_feedb…

…ack errors (#76750)

Gives us visibility on effectiveness+failures of update_user_reports
task, and shim failures

src/sentry/feedback/usecases/create_feedback.py

@@ -359,6 +359,7 @@ def shim_to_feedback(
         logger.exception(
             "Error attempting to create new User Feedback from Shiming old User Report"
         )
+        metrics.incr("feedback.shim_to_feedback.failed", tags={"referrer": source.value})
 
 
 def auto_ignore_spam_feedbacks(project, issue_fingerprint):

src/sentry/tasks/update_user_reports.py

@@ -11,6 +11,7 @@
 from sentry.models.userreport import UserReport
 from sentry.silo.base import SiloMode
 from sentry.tasks.base import instrumented_task
+from sentry.utils import metrics
 from sentry.utils.iterators import chunked
 
 logger = logging.getLogger(__name__)
@@ -71,6 +72,7 @@ def update_user_reports(**kwargs: Any) -> None:
                     "update_user_reports.eventstore_query_failed",
                     extra={"project_id": project_id, "start": start, "end": end},
                 )  # will also send exc to Sentry
+                metrics.incr("tasks.update_user_reports.eventstore_query_failed")
 
         for event in events:
             report = report_by_event.get(event.event_id)
@@ -82,6 +84,7 @@ def update_user_reports(**kwargs: Any) -> None:
                         "update_user_reports.shim_to_feedback",
                         extra={"report_id": report.id, "event_id": event.event_id},
                     )
+                    metrics.incr("tasks.update_user_reports.shim_to_feedback")
                     shim_to_feedback(
                         {
                             "name": report.name,
@@ -96,6 +99,7 @@ def update_user_reports(**kwargs: Any) -> None:
                     )
                 report.update(group_id=event.group_id, environment_id=event.get_environment().id)
                 updated_reports += 1
+                metrics.incr("tasks.update_user_reports.missing_event_found")
 
         if not samples and len(reports) <= 10:
             samples = {