Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 167 (from laksa049)

2. Crawled Status Check

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Response:

3. Robots.txt Check

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Response:

4. Spam/Ban Check

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Response:

5. Seen Status Check

Query:

curl -X POST \
  'http://laksa167.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d '(SELECT getAhrefsURLFromUnparsed(dst_unparsed) AS found_url, dst_unparsed AS unparsed, dst_root_hash AS root_hash FROM crawler3.urls_local FINAL PREWHERE (dst_root_hash, dst_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://chihaozhang.com/teaching/SP2021spring/notes/lec3-SP2021Spring.pdf\')), getAhrefsUnparsedNoserviceFromURL(\'https://chihaozhang.com/teaching/SP2021spring/notes/lec3-SP2021Spring.pdf\')))) UNION ALL (SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, src_unparsed AS unparsed, src_root_hash AS root_hash FROM web_queue.crawl5_local FINAL PREWHERE crawl_yyyymm >= toYYYYMM(today() - INTERVAL 2 MONTHS) AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://chihaozhang.com/teaching/SP2021spring/notes/lec3-SP2021Spring.pdf\')), getAhrefsUnparsedNoserviceFromURL(\'https://chihaozhang.com/teaching/SP2021spring/notes/lec3-SP2021Spring.pdf\')))) FORMAT JSONEachRow'

Response:

Filter	Status	Condition	Details
HTTP status	N/A	`download_http_code = 200`	Not crawled
Age cutoff	N/A	`download_stamp > now() - 6 MONTH`	Not crawled
History drop	N/A	`isNull(history_drop_reason)`	Not crawled
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0

Property	Value
URL	https://chihaozhang.com/teaching/SP2021spring/notes/lec3-SP2021Spring.pdf
Shard	167 (laksa)
Root Hash	17746227090424347367
Unparsed URL	com,chihaozhang!/teaching/SP2021spring/notes/lec3-SP2021Spring.pdf s443

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1. Shard Calculation

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Response:

2. Crawled Status Check

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Response:

3. Robots.txt Check

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Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

Query:

Response:

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