Converted all of the queries however there is still some work to be done

This commit is contained in:
Frisk 2021-03-19 16:26:19 +01:00
parent 79ea1a6a8b
commit 2c8574445c
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GPG key ID: 213F7C15068AF8AC
4 changed files with 188 additions and 179 deletions

View file

@ -35,13 +35,15 @@ all_wikis: dict = {}
mw_msgs: dict = {} # will have the type of id: tuple
main_tasks: dict = {}
# First populate the all_wikis list with every wiki
# Reasons for this: 1. we require amount of wikis to calculate the cooldown between requests
# 2. Easier to code
for db_wiki in db_cursor.execute('SELECT wiki, rcid FROM rcgcdw GROUP BY wiki ORDER BY ROWID'):
all_wikis[db_wiki["wiki"]] = Wiki() # populate all_wikis
all_wikis[db_wiki["wiki"]].rc_active = db_wiki["rcid"]
async def populate_allwikis():
async with connection.transaction():
async for db_wiki in connection.cursor('SELECT DISTINCT wiki, rcid FROM rcgcdw'):
all_wikis[db_wiki["wiki"]] = Wiki() # populate all_wikis
all_wikis[db_wiki["wiki"]].rc_active = db_wiki["rcid"]
queue_limit = settings.get("queue_limit", 30)
QueuedWiki = namedtuple("QueuedWiki", ['url', 'amount'])
@ -92,7 +94,7 @@ class RcQueue:
all_wikis[wiki].rc_active = -1
if not self[group]["query"]: # if there is no wiki left in the queue, get rid of the task
logger.debug(f"{group} no longer has any wikis queued!")
if not self.check_if_domain_in_db(group):
if not await self.check_if_domain_in_db(group):
await self.stop_task_group(group)
else:
logger.debug(f"But there are still wikis for it in DB!")
@ -101,12 +103,11 @@ class RcQueue:
self[group]["task"].cancel()
del self.domain_list[group]
def check_if_domain_in_db(self, domain):
fetch_all = db_cursor.execute(
'SELECT ROWID, webhook, wiki, lang, display, rcid FROM rcgcdw WHERE rcid != -1 GROUP BY wiki ORDER BY ROWID ASC')
for wiki in fetch_all.fetchall():
if get_domain(wiki["wiki"]) == domain:
return True
async def check_if_domain_in_db(self, domain):
async with connection.transaction():
async for wiki in connection.cursor('SELECT DISTINCT wiki FROM rcgcdw WHERE rcid != -1;'):
if get_domain(wiki["wiki"]) == domain:
return True
return False
@asynccontextmanager
@ -143,50 +144,49 @@ class RcQueue:
async def update_queues(self):
"""Makes a round on rcgcdb DB and looks for updates to the queues in self.domain_list"""
try:
fetch_all = db_cursor.execute(
'SELECT ROWID, webhook, wiki, lang, display, rcid FROM rcgcdw WHERE rcid != -1 OR rcid IS NULL GROUP BY wiki ORDER BY ROWID ASC')
self.to_remove = [x[0] for x in filter(self.filter_rc_active, all_wikis.items())] # first populate this list and remove wikis that are still in the db, clean up the rest
full = set()
for db_wiki in fetch_all.fetchall():
domain = get_domain(db_wiki["wiki"])
try:
if db_wiki["wiki"] not in all_wikis:
raise AssertionError
self.to_remove.remove(db_wiki["wiki"])
except AssertionError:
all_wikis[db_wiki["wiki"]] = Wiki()
all_wikis[db_wiki["wiki"]].rc_active = db_wiki["rcid"]
except ValueError:
pass
if domain in full:
continue
try:
current_domain: dict = self[domain]
if current_domain["irc"]:
logger.debug("DOMAIN LIST FOR IRC: {}".format(current_domain["irc"].updated))
logger.debug("CURRENT DOMAIN INFO: {}".format(domain))
logger.debug("IS WIKI IN A LIST?: {}".format(db_wiki["wiki"] in current_domain["irc"].updated))
logger.debug("LAST CHECK FOR THE WIKI {} IS {}".format(db_wiki["wiki"], all_wikis[db_wiki["wiki"]].last_check))
if db_wiki["wiki"] in current_domain["irc"].updated: # Priority wikis are the ones with IRC, if they get updated forcefully add them to queue
current_domain["irc"].updated.remove(db_wiki["wiki"])
current_domain["query"].append(QueuedWiki(db_wiki["wiki"], 20), forced=True)
logger.debug("Updated in IRC so adding to queue.")
continue
elif all_wikis[db_wiki["wiki"]].last_check+settings["irc_overtime"] < time.time(): # if time went by and wiki should be updated now use default mechanics
logger.debug("Overtime so adding to queue.")
pass
else: # Continue without adding
logger.debug("No condition fulfilled so skipping.")
continue
if not db_wiki["ROWID"] < current_domain["last_rowid"]:
current_domain["query"].append(QueuedWiki(db_wiki["wiki"], 20))
except KeyError:
await self.start_group(domain, [QueuedWiki(db_wiki["wiki"], 20)])
logger.info("A new domain group ({}) has been added since last time, adding it to the domain_list and starting a task...".format(domain))
except ListFull:
full.add(domain)
current_domain["last_rowid"] = db_wiki["ROWID"]
continue
async with connection.transaction():
async for db_wiki in connection.cursor('SELECT DISTINCT wiki, row_number() over (ORDER BY webhook) AS ROWID, webhook, lang, display, rcid FROM rcgcdw WHERE rcid != -1 OR rcid IS NULL order by webhook'):
domain = get_domain(db_wiki["wiki"])
try:
if db_wiki["wiki"] not in all_wikis:
raise AssertionError
self.to_remove.remove(db_wiki["wiki"])
except AssertionError:
all_wikis[db_wiki["wiki"]] = Wiki()
all_wikis[db_wiki["wiki"]].rc_active = db_wiki["rcid"]
except ValueError:
pass
if domain in full:
continue
try:
current_domain: dict = self[domain]
if current_domain["irc"]:
logger.debug("DOMAIN LIST FOR IRC: {}".format(current_domain["irc"].updated))
logger.debug("CURRENT DOMAIN INFO: {}".format(domain))
logger.debug("IS WIKI IN A LIST?: {}".format(db_wiki["wiki"] in current_domain["irc"].updated))
logger.debug("LAST CHECK FOR THE WIKI {} IS {}".format(db_wiki["wiki"], all_wikis[db_wiki["wiki"]].last_check))
if db_wiki["wiki"] in current_domain["irc"].updated: # Priority wikis are the ones with IRC, if they get updated forcefully add them to queue
current_domain["irc"].updated.remove(db_wiki["wiki"])
current_domain["query"].append(QueuedWiki(db_wiki["wiki"], 20), forced=True)
logger.debug("Updated in IRC so adding to queue.")
continue
elif all_wikis[db_wiki["wiki"]].last_check+settings["irc_overtime"] < time.time(): # if time went by and wiki should be updated now use default mechanics
logger.debug("Overtime so adding to queue.")
pass
else: # Continue without adding
logger.debug("No condition fulfilled so skipping.")
continue
if not db_wiki["rowid"] < current_domain["last_rowid"]:
current_domain["query"].append(QueuedWiki(db_wiki["wiki"], 20))
except KeyError:
await self.start_group(domain, [QueuedWiki(db_wiki["wiki"], 20)])
logger.info("A new domain group ({}) has been added since last time, adding it to the domain_list and starting a task...".format(domain))
except ListFull:
full.add(domain)
current_domain["last_rowid"] = db_wiki["rowid"]
continue
for wiki in self.to_remove:
await self.remove_wiki_from_group(wiki)
for group, data in self.domain_list.items():
@ -226,24 +226,27 @@ def calculate_delay_for_group(group_length: int) -> float:
return 0.0
def generate_targets(wiki_url: str, additional_requirements: str) -> defaultdict:
async def generate_targets(wiki_url: str, additional_requirements: str) -> defaultdict:
"""To minimize the amount of requests, we generate a list of language/display mode combinations to create messages for
this way we can send the same message to multiple webhooks which have the same wiki and settings without doing another
request to the wiki just to duplicate the message.
"""
combinations = defaultdict(list)
for webhook in db_cursor.execute('SELECT webhook, lang, display FROM rcgcdw WHERE wiki = ? {}'.format(additional_requirements), (wiki_url,)):
combination = (webhook["lang"], webhook["display"])
combinations[combination].append(webhook["webhook"])
async with connection.transaction():
async for webhook in connection.cursor('SELECT webhook, lang, display FROM rcgcdw WHERE wiki = $1 {}'.format(additional_requirements), wiki_url):
combination = (webhook["lang"], webhook["display"])
combinations[combination].append(webhook["webhook"])
return combinations
async def generate_domain_groups():
"""Generate a list of wikis per domain (fandom.com, wikipedia.org etc.)"""
"""Generate a list of wikis per domain (fandom.com, wikipedia.org etc.)
:returns tuple[str, list]"""
domain_wikis = defaultdict(list)
fetch_all = db_cursor.execute('SELECT ROWID, webhook, wiki, lang, display, rcid FROM rcgcdw WHERE rcid != -1 OR rcid IS NULL GROUP BY wiki ORDER BY ROWID ASC')
for db_wiki in fetch_all.fetchall():
domain_wikis[get_domain(db_wiki["wiki"])].append(QueuedWiki(db_wiki["wiki"], 20))
async with connection.transaction():
async for db_wiki in connection.cursor('SELECT DISTINCT wiki, webhook, lang, display, rcid FROM rcgcdw WHERE rcid != -1 OR rcid IS NULL'):
domain_wikis[get_domain(db_wiki["wiki"])].append(QueuedWiki(db_wiki["wiki"], 20))
for group, db_wikis in domain_wikis.items():
yield group, db_wikis
@ -304,7 +307,7 @@ async def scan_group(group: str):
await DBHandler.update_db()
continue
categorize_events = {}
targets = generate_targets(queued_wiki.url, "AND (rcid != -1 OR rcid IS NULL)")
targets = await generate_targets(queued_wiki.url, "AND (rcid != -1 OR rcid IS NULL)")
paths = get_paths(queued_wiki.url, recent_changes_resp)
new_events = 0
local_wiki.last_check = time.time() # on successful check, save new last check time
@ -393,108 +396,107 @@ async def message_sender():
async def discussion_handler():
try:
while True:
fetch_all = db_cursor.execute(
"SELECT wiki, rcid, postid FROM rcgcdw WHERE postid != '-1' OR postid IS NULL GROUP BY wiki")
for db_wiki in fetch_all.fetchall():
try:
local_wiki = all_wikis[db_wiki["wiki"]] # set a reference to a wiki object from memory
except KeyError:
local_wiki = all_wikis[db_wiki["wiki"]] = Wiki()
local_wiki.rc_active = db_wiki["rcid"]
if db_wiki["wiki"] not in rcqueue.irc_mapping["fandom.com"].updated_discussions and local_wiki.last_discussion_check+settings["irc_overtime"] > time.time(): # I swear if another wiki farm ever starts using Fandom discussions I'm gonna use explosion magic
continue
else:
async with connection.transaction():
async for db_wiki in connection.cursor("SELECT DISTINCT wiki, rcid, postid FROM rcgcdw WHERE postid != '-1' OR postid IS NULL"):
try:
rcqueue.irc_mapping["fandom.com"].updated_discussions.remove(db_wiki["wiki"])
local_wiki = all_wikis[db_wiki["wiki"]] # set a reference to a wiki object from memory
except KeyError:
pass # to be expected
header = settings["header"]
header["Accept"] = "application/hal+json"
async with aiohttp.ClientSession(headers=header,
timeout=aiohttp.ClientTimeout(6.0)) as session:
try:
feeds_response = await local_wiki.fetch_feeds(db_wiki["wiki"], session)
except (WikiServerError, WikiError):
continue # ignore this wiki if it throws errors
try:
discussion_feed_resp = await feeds_response.json(encoding="UTF-8")
if "error" in discussion_feed_resp:
error = discussion_feed_resp["error"]
if error == "NotFoundException": # Discussions disabled
if db_wiki["rcid"] != -1: # RC feed is disabled
db_cursor.execute("UPDATE rcgcdw SET postid = ? WHERE wiki = ?",
("-1", db_wiki["wiki"],))
else:
await local_wiki.remove(db_wiki["wiki"], 1000)
await DBHandler.update_db()
continue
raise WikiError
discussion_feed = discussion_feed_resp["_embedded"]["doc:posts"]
discussion_feed.reverse()
except aiohttp.ContentTypeError:
logger.exception("Wiki seems to be resulting in non-json content.")
local_wiki = all_wikis[db_wiki["wiki"]] = Wiki()
local_wiki.rc_active = db_wiki["rcid"]
if db_wiki["wiki"] not in rcqueue.irc_mapping["fandom.com"].updated_discussions and local_wiki.last_discussion_check+settings["irc_overtime"] > time.time(): # I swear if another wiki farm ever starts using Fandom discussions I'm gonna use explosion magic
continue
except asyncio.TimeoutError:
logger.debug("Timeout on reading JSON of discussion post feeed.")
continue
except:
logger.exception("On loading json of response.")
continue
if db_wiki["postid"] is None: # new wiki, just get the last post to not spam the channel
if len(discussion_feed) > 0:
DBHandler.add(db_wiki["wiki"], discussion_feed[-1]["id"], True)
else:
DBHandler.add(db_wiki["wiki"], "0", True)
await DBHandler.update_db()
continue
comment_events = []
targets = generate_targets(db_wiki["wiki"], "AND NOT postid = '-1'")
for post in discussion_feed:
if post["_embedded"]["thread"][0]["containerType"] == "ARTICLE_COMMENT" and post["id"] > db_wiki["postid"]:
comment_events.append(post["forumId"])
comment_pages: dict = {}
if comment_events:
try:
comment_pages = await local_wiki.safe_request(
"{wiki}wikia.php?controller=FeedsAndPosts&method=getArticleNamesAndUsernames&stablePageIds={pages}&format=json".format(
wiki=db_wiki["wiki"], pages=",".join(comment_events)
), RateLimiter(), "articleNames")
except aiohttp.ClientResponseError: # Fandom can be funny sometimes... See #30
comment_pages = None
except:
if command_line_args.debug:
logger.exception("Exception on Feeds article comment request")
shutdown(loop=asyncio.get_event_loop())
try:
rcqueue.irc_mapping["fandom.com"].updated_discussions.remove(db_wiki["wiki"])
except KeyError:
pass # to be expected
header = settings["header"]
header["Accept"] = "application/hal+json"
async with aiohttp.ClientSession(headers=header,
timeout=aiohttp.ClientTimeout(6.0)) as session:
try:
feeds_response = await local_wiki.fetch_feeds(db_wiki["wiki"], session)
except (WikiServerError, WikiError):
continue # ignore this wiki if it throws errors
try:
discussion_feed_resp = await feeds_response.json(encoding="UTF-8")
if "error" in discussion_feed_resp:
error = discussion_feed_resp["error"]
if error == "NotFoundException": # Discussions disabled
if db_wiki["rcid"] != -1: # RC feed is disabled
await connection.execute("UPDATE rcgcdw SET postid = ? WHERE wiki = ?",
("-1", db_wiki["wiki"],))
else:
await local_wiki.remove(db_wiki["wiki"], 1000)
await DBHandler.update_db()
continue
raise WikiError
discussion_feed = discussion_feed_resp["_embedded"]["doc:posts"]
discussion_feed.reverse()
except aiohttp.ContentTypeError:
logger.exception("Wiki seems to be resulting in non-json content.")
continue
except asyncio.TimeoutError:
logger.debug("Timeout on reading JSON of discussion post feeed.")
continue
except:
logger.exception("On loading json of response.")
continue
if db_wiki["postid"] is None: # new wiki, just get the last post to not spam the channel
if len(discussion_feed) > 0:
DBHandler.add(db_wiki["wiki"], discussion_feed[-1]["id"], True)
else:
logger.exception("Exception on Feeds article comment request")
await generic_msg_sender_exception_logger(traceback.format_exc(),
"Exception on Feeds article comment request",
Post=str(post)[0:1000], Wiki=db_wiki["wiki"])
message_list = defaultdict(list)
for post in discussion_feed: # Yeah, second loop since the comments require an extra request
if post["id"] > db_wiki["postid"]:
for target in targets.items():
try:
message = await essential_feeds(post, comment_pages, db_wiki, target)
if message is not None:
message_list[target[0]].append(message)
except asyncio.CancelledError:
raise
except:
if command_line_args.debug:
logger.exception("Exception on Feeds formatter")
shutdown(loop=asyncio.get_event_loop())
else:
logger.exception("Exception on Feeds formatter")
await generic_msg_sender_exception_logger(traceback.format_exc(), "Exception in feed formatter", Post=str(post)[0:1000], Wiki=db_wiki["wiki"])
# Lets stack the messages
for messages in message_list.values():
messages = stack_message_list(messages)
for message in messages:
await send_to_discord(message)
if discussion_feed:
DBHandler.add(db_wiki["wiki"], post["id"], True)
await asyncio.sleep(delay=2.0) # hardcoded really doesn't need much more
DBHandler.add(db_wiki["wiki"], "0", True)
await DBHandler.update_db()
continue
comment_events = []
targets = await generate_targets(db_wiki["wiki"], "AND NOT postid = '-1'")
for post in discussion_feed:
if post["_embedded"]["thread"][0]["containerType"] == "ARTICLE_COMMENT" and post["id"] > db_wiki["postid"]:
comment_events.append(post["forumId"])
comment_pages: dict = {}
if comment_events:
try:
comment_pages = await local_wiki.safe_request(
"{wiki}wikia.php?controller=FeedsAndPosts&method=getArticleNamesAndUsernames&stablePageIds={pages}&format=json".format(
wiki=db_wiki["wiki"], pages=",".join(comment_events)
), RateLimiter(), "articleNames")
except aiohttp.ClientResponseError: # Fandom can be funny sometimes... See #30
comment_pages = None
except:
if command_line_args.debug:
logger.exception("Exception on Feeds article comment request")
shutdown(loop=asyncio.get_event_loop())
else:
logger.exception("Exception on Feeds article comment request")
await generic_msg_sender_exception_logger(traceback.format_exc(),
"Exception on Feeds article comment request",
Post=str(post)[0:1000], Wiki=db_wiki["wiki"])
message_list = defaultdict(list)
for post in discussion_feed: # Yeah, second loop since the comments require an extra request
if post["id"] > db_wiki["postid"]:
for target in targets.items():
try:
message = await essential_feeds(post, comment_pages, db_wiki, target)
if message is not None:
message_list[target[0]].append(message)
except asyncio.CancelledError:
raise
except:
if command_line_args.debug:
logger.exception("Exception on Feeds formatter")
shutdown(loop=asyncio.get_event_loop())
else:
logger.exception("Exception on Feeds formatter")
await generic_msg_sender_exception_logger(traceback.format_exc(), "Exception in feed formatter", Post=str(post)[0:1000], Wiki=db_wiki["wiki"])
# Lets stack the messages
for messages in message_list.values():
messages = stack_message_list(messages)
for message in messages:
await send_to_discord(message)
if discussion_feed:
DBHandler.add(db_wiki["wiki"], post["id"], True)
await asyncio.sleep(delay=2.0) # hardcoded really doesn't need much more
await asyncio.sleep(delay=1.0) # Avoid lock on no wikis
await DBHandler.update_db()
except asyncio.CancelledError:
@ -541,6 +543,9 @@ async def main_loop():
global main_tasks
loop = asyncio.get_event_loop()
nest_asyncio.apply(loop)
await setup_connection()
logger.debug("Connection type: {}".format(connection))
await populate_allwikis()
try:
signals = (signal.SIGHUP, signal.SIGTERM, signal.SIGINT)
for s in signals:

View file

@ -1,7 +1,9 @@
import asyncpg
from typing import Any, Union, Optional
import logging
from typing import Optional
from src.config import settings
logger = logging.getLogger("rcgcdb.database")
connection: Optional[asyncpg.Connection] = None
@ -9,8 +11,10 @@ async def setup_connection():
global connection
# Establish a connection to an existing database named "test"
# as a "postgres" user.
connection: asyncpg.connection = await asyncpg.connect(user=settings["pg_user"], host=settings.get("pg_host", "localhost"),
database=settings.get("pg_db", "RcGcDb"), password=settings.get("pg_pass"))
logger.debug("Setting up the Database connection...")
connection = await asyncpg.connect(user=settings["pg_user"], host=settings.get("pg_host", "localhost"),
database=settings.get("pg_db", "rcgcdb"), password=settings.get("pg_pass"))
logger.debug("Database connection established! Connection: {}".format(connection))
async def shutdown_connection():

View file

@ -3,7 +3,7 @@ from collections import defaultdict
from src.misc import logger
from src.config import settings
from src.database import db_cursor
from src.database import connection
from src.i18n import langs
from src.exceptions import EmbedListFull
from asyncio import TimeoutError
@ -22,17 +22,18 @@ default_header["X-RateLimit-Precision"] = "millisecond"
# User facing webhook functions
async def wiki_removal(wiki_url, status):
for observer in db_cursor.execute('SELECT webhook, lang FROM rcgcdw WHERE wiki = ?', (wiki_url,)):
_ = langs[observer["lang"]]["discord"].gettext
reasons = {410: _("wiki deleted"), 404: _("wiki deleted"), 401: _("wiki inaccessible"),
402: _("wiki inaccessible"), 403: _("wiki inaccessible"), 1000: _("discussions disabled")}
reason = reasons.get(status, _("unknown error"))
await send_to_discord_webhook(DiscordMessage("compact", "webhook/remove", webhook_url=[], content=_("This recent changes webhook has been removed for `{reason}`!").format(reason=reason), wiki=None), webhook_url=observer["webhook"])
header = settings["header"]
header['Content-Type'] = 'application/json'
header['X-Audit-Log-Reason'] = "Wiki becoming unavailable"
async with aiohttp.ClientSession(headers=header, timeout=aiohttp.ClientTimeout(5.0)) as session:
await session.delete("https://discord.com/api/webhooks/"+observer["webhook"])
async with connection.transaction():
async for observer in connection.cursor('SELECT webhook, lang FROM rcgcdw WHERE wiki = ?', wiki_url):
_ = langs[observer["lang"]]["discord"].gettext
reasons = {410: _("wiki deleted"), 404: _("wiki deleted"), 401: _("wiki inaccessible"),
402: _("wiki inaccessible"), 403: _("wiki inaccessible"), 1000: _("discussions disabled")}
reason = reasons.get(status, _("unknown error"))
await send_to_discord_webhook(DiscordMessage("compact", "webhook/remove", webhook_url=[], content=_("This recent changes webhook has been removed for `{reason}`!").format(reason=reason), wiki=None), webhook_url=observer["webhook"])
header = settings["header"]
header['Content-Type'] = 'application/json'
header['X-Audit-Log-Reason'] = "Wiki becoming unavailable"
async with aiohttp.ClientSession(headers=header, timeout=aiohttp.ClientTimeout(5.0)) as session:
await session.delete("https://discord.com/api/webhooks/"+observer["webhook"])
async def webhook_removal_monitor(webhook_url: str, reason: int):
@ -238,7 +239,7 @@ async def handle_discord_http(code: int, formatted_embed: str, result: aiohttp.C
return 1
elif code == 401 or code == 404: # HTTP UNAUTHORIZED AND NOT FOUND
logger.error("Webhook URL is invalid or no longer in use, please replace it with proper one.")
db_cursor.execute("DELETE FROM rcgcdw WHERE webhook = ?", (webhook_url,))
await connection.execute("DELETE FROM rcgcdw WHERE webhook = ?", (webhook_url,))
await webhook_removal_monitor(webhook_url, code)
return 1
elif code == 429:

View file

@ -2,7 +2,7 @@ from dataclasses import dataclass
import re
import logging, aiohttp
from src.exceptions import *
from src.database import db_cursor, db_connection
from src.database import connection
from src.formatters.rc import embed_formatter, compact_formatter
from src.formatters.discussions import feeds_embed_formatter, feeds_compact_formatter
from src.misc import parse_link
@ -109,9 +109,8 @@ class Wiki:
logger.info("Removing a wiki {}".format(wiki_url))
await src.discord.wiki_removal(wiki_url, reason)
await src.discord.wiki_removal_monitor(wiki_url, reason)
db_cursor.execute('DELETE FROM rcgcdw WHERE wiki = ?', (wiki_url,))
logger.warning('{} rows affected by DELETE FROM rcgcdw WHERE wiki = "{}"'.format(db_cursor.rowcount, wiki_url))
db_connection.commit()
result = await connection.execute('DELETE FROM rcgcdw WHERE wiki = ?', wiki_url)
logger.warning('{} rows affected by DELETE FROM rcgcdw WHERE wiki = "{}"'.format(result, wiki_url))
async def pull_comment(self, comment_id, WIKI_API_PATH, rate_limiter):
try: