40 lines
957 B
Bash
Executable file
40 lines
957 B
Bash
Executable file
#!/bin/sh
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# A simple shell script to delete a media from the Nginx cache.
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SCRIPTNAME=${0##*/}
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# NGINX cache directory
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CACHE_DIRECTORY="/tmp/pleroma-media-cache"
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## Return the files where the items are cached.
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## $1 - the filename, can be a pattern .
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## $2 - the cache directory.
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## $3 - (optional) the number of parallel processes to run for grep.
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get_cache_files() {
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local max_parallel=${3-16}
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find $2 -maxdepth 2 -type d | xargs -P $max_parallel -n 1 grep -E -Rl "^KEY:.*$1" | sort -u
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}
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## Removes an item from the given cache zone.
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## $1 - the filename, can be a pattern .
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## $2 - the cache directory.
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purge_item() {
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for f in $(get_cache_files $1 $2); do
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echo "found file: $f"
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[ -f $f ] || continue
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echo "Deleting $f from $2."
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rm $f
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done
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} # purge_item
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purge() {
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for url in "$@"
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do
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echo "$SCRIPTNAME delete \`$url\` from cache ($CACHE_DIRECTORY)"
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purge_item $url $CACHE_DIRECTORY
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done
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}
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purge $@
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