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August 29, 2015 14:09
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Delete S3 files that aren't in your Postgres database anymore
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| psql -t -c "select key from media order by 1;" hikerpix > db.asc | |
| s3cmd ls s3://{{your-bucket-path}} | sort > s3.asc | |
| join -v 2 db.asc <(cut -c 55-74 s3.asc | sort -u) > orphans.asc | |
| awk '{print $4}' s3.asc | grep -f orphans.asc > urls.asc | |
| xargs -P 4 s3cmd del $1 < urls.asc |
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