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https://github.com/internetarchive/warcprox.git
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fixes for qa prototyping
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@ -29,6 +29,7 @@ import warcprox
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import sqlite3
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import doublethink
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import datetime
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import psycopg2
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import urllib3
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from urllib3.exceptions import HTTPError
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import collections
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@ -65,20 +66,17 @@ class LimitRevisitsPGMixin(object):
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"""
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Limit revisits recorded to one per revisit_key
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"""
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def __init__(self, datasource, options=warcprox.Options()):
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import psycopg2
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from psycopg2 import extras # needed
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self.datasource = datasource # "postgresql://user@db_host/db_name"
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self.datatable = 'crawled_urls' # postgres table in db_name
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def __init__(self, options=warcprox.Options()):
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self.datasource = "postgresql://archiveit@db.qa-archive-it.org/archiveit" # "postgresql://user@db_host/db_name"
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self.datatable = "crawl_revisits" # postgres table in db_name
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def limit_revisits(self, recorded_url, hash_plus_url=None, revisit_key=None):
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if not hash_plus_url:
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hash_plus_url = b''.join(
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hash_plus_url = b"".join(
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(warcprox.digest_str(recorded_url.payload_digest,
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self.options.base32),
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recorded_url.url)
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)
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).decode()
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if not revisit_key:
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# use ait-job-id if available
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if (
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@ -90,7 +88,7 @@ class LimitRevisitsPGMixin(object):
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else:
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revisit_key = 'all'
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query = f"SELECT exists(SELECT 1 FROM {self.datatable} WHERE hash_plus_url = {hash_plus_url} LIMIT 1;"
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query = "SELECT exists(SELECT 1 FROM crawl_revisits WHERE hash_plus_url = %s LIMIT 1);"
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try:
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conn = psycopg2.connect(self.datasource)
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@ -99,19 +97,21 @@ class LimitRevisitsPGMixin(object):
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return False
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cur = conn.cursor()
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try:
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cur.execute(query)
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cur.execute(query, (hash_plus_url,))
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except Exception as e:
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self.logger.warning("exception querying for %s in %s: %s", hash_plus_url, revisit_key, e)
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return False
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result = cur.fetchone()
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if result[0]:
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logging.info("result[0]: %s", result[0])
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if result[0] and result[0] == True:
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logging.info("skipping revisit for url %s and hash %s", recorded_url.url, hash)
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return True
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else:
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query = "INSERT INTO {self.datable} VALUES(revisit_key, hash_plus_url);"
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query = "INSERT INTO crawl_revisits (crawl_id, hash_plus_url) VALUES (%s, %s);"
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try:
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cur.execute(query)
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cur.execute(query, (revisit_key, hash_plus_url))
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except Exception as e:
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self.logger.warning("exception inserting %s in %s: %s", hash_plus_url, revisit_key, e)
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@ -122,8 +122,6 @@ class LimitRecords(object):
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Limit records to one per revisit_key, e.g., crawl id
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"""
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def __init__(self, datasource, options=warcprox.Options()):
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import psycopg2
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from psycopg2 import extras # needed
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self.datasource = datasource # "postgresql://user@db_host/db_name"
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# self.datatable = revisit_key # set in limit_revisits method
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# verify partition table exists
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@ -518,8 +516,7 @@ class BatchTroughLoader(warcprox.BaseBatchPostfetchProcessor, LimitRevisitsPGMix
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def __init__(self, trough_dedup_db, options=warcprox.Options()):
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warcprox.BaseBatchPostfetchProcessor.__init__(self, options)
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LimitRevisitsPGMixin.__init__(self, datasource="", options)
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# TODO: get datasource
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LimitRevisitsPGMixin.__init__(self, options)
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self.trough_dedup_db = trough_dedup_db
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def _startup(self):
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@ -607,8 +604,7 @@ class BatchTroughLoader(warcprox.BaseBatchPostfetchProcessor, LimitRevisitsPGMix
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for recorded_url in key_index[entry['digest_key']]:
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recorded_url.dedup_info = entry
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if recorded_url.dedup_info:
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recorded_url.do_not_archive = \
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self.limit_revisits(recorded_url)
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recorded_url.do_not_archive = self.limit_revisits(recorded_url)
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except Exception as e:
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# batch_lookup raised exception or something
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logging.warning(
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