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Make forced stale updates more sensible.

pull/15/head
Ben Kurtovic 11 years ago
parent
commit
b2136ac6d1
1 changed files with 26 additions and 35 deletions
  1. +26
    -35
      tasks/afc_statistics.py

+ 26
- 35
tasks/afc_statistics.py View File

@@ -101,8 +101,6 @@ class AFCStatistics(Task):
self.save(kwargs)
elif action == "sync":
self.sync(kwargs)
elif action == "update":
self.update(kwargs)
finally:
self.conn.close()
finally:
@@ -219,6 +217,7 @@ class AFCStatistics(Task):
with self.conn.cursor() as cursor:
self._update_tracked(cursor)
self._add_untracked(cursor)
self._update_stale(cursor)
self._delete_old(cursor)

self.logger.info("Sync completed")
@@ -293,6 +292,31 @@ class AFCStatistics(Task):
e = u"Error tracking page [[{0}]] (id: {1})"
self.logger.exception(e.format(title, pageid))

def update_stale(self, cursor):
"""Update submissions that haven't been updated in a long time.

This is intended to update notes that change without typical update
triggers, like when submitters are blocked. It also resolves conflicts
when pages are tracked during high replag, potentially causing data to
be inaccurate (like a missed decline). It updates no more than the ten
stalest pages that haven't been updated in two days.
"""
self.logger.info("Updating stale submissions")
query = """SELECT page_id, page_title, page_modify_oldid
FROM page JOIN updatelog ON page_id = update_id
WHERE ADDTIME(update_time, '48:00:00') < NOW()
ORDER BY update_time ASC LIMIT 10"""
cursor.execute(query)

for pageid, title, oldid in cursor:
msg = u"Updating page [[{0}]] (id: {1}) @ {2}"
self.logger.debug(msg.format(title, pageid, oldid))
try:
self._update_page(cursor, pageid, title)
except Exception:
e = u"Error updating page [[{0}]] (id: {1})"
self.logger.exception(e.format(title, pageid))

def _delete_old(self, cursor):
"""Remove old submissions from the database.

@@ -306,39 +330,6 @@ class AFCStatistics(Task):
AND ADDTIME(page_special_time, '36:00:00') < NOW()"""
cursor.execute(query, (self.CHART_ACCEPT, self.CHART_DECLINE))

def update(self, kwargs):
"""Update old submissions, regardless of whether they've been edited.

This is intended to be run hourly, updating notes that change without
being triggering by a typical update (like a blocked submitter). It
also resolves conflicts when pages are tracked during high replag,
potentially causing data to be inaccurate (like a missed decline). By
default it updates the oldest ten pages in the database; this can be
changed by passing "limit" in kwargs with an integer.
"""
self.logger.info("Starting update")

replag = self.site.get_replag()
self.logger.debug("Server replag is {0}".format(replag))
if replag > 600 and not kwargs.get("ignore_replag"):
msg = "Update canceled as replag ({0} secs) is greater than ten minutes"
self.logger.warn(msg.format(replag))
return

query = """SELECT page_id, page_title, page_modify_oldid
FROM page JOIN updatelog ORDER BY update_time ASC LIMIT ?"""
with self.conn.cursor() as cursor:
cursor.execute(query, (kwargs.get("limit", 10),))
for pageid, title, oldid in cursor:
msg = u"Updating page [[{0}]] (id: {1}) @ {2}"
self.logger.debug(msg.format(title, pageid, oldid))
try:
self._update_page(cursor, pageid, title)
except Exception:
e = u"Error updating page [[{0}]] (id: {1})"
self.logger.exception(e.format(title, pageid))
self.logger.info("Update completed")

######################## PRIMARY PAGE ENTRY POINTS ########################

def _untrack_page(self, cursor, pageid):


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