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bug: Fix racing condition in .gif compression algorithm

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This commit is contained in:
Carlos Solís 2025-01-26 04:31:05 +00:00
parent efe59ecfbf
commit 3d08dec903
1 changed files with 17 additions and 16 deletions

33
friendica-fix-avatar-permissions.sh
View file

@ -11,18 +11,28 @@ folder=/var/www/friendica
folderescaped=${folder////\\/}
tmpfile=/tmp/friendica-fix-avatar-permissions.txt
avatarfolder=avatar
loop_1(){
gifsicle --batch -O3 --lossy=80 --colors=255 "${p}" #&> /dev/null
#Specific compression for large GIF files
while [[ $(stat -c%s "${p}") -ge 512000 ]]
do
gifsicle "${p}" $(seq -f "#%g" 0 2 99) -O3 --lossy=80 --colors=255 -o "${p}" #&> /dev/null
done
}
cd "${folder}" || exit
if [[ ! -f "${tmpfile}" ]]
then
sudo -u "${user}" bin/console movetoavatarcache | sudo tee "${tmpfile}" #&> /dev/null
fi
grep -e "https://${site}/${avatarfolder}/" "${tmpfile}" | sed -e "s/.*${site}/${folderescaped}/g" -e "s/-.*/\*/g" | (
while read n
while read -r n
do
find "${folder}/${avatarfolder}" -path "${n}" -type f | (
while read p
while read -r p
do
if [[ "${p}" =~ ".jpeg" || "${p}" =~ ".jpg" ]]
if [[ "${p}" =~ .jpeg || "${p}" =~ .jpg ]]
then
jpegoptim -m 76 "${p}" & #&> /dev/null
if [[ $(jobs -r -p | wc -l) -ge $(getconf _NPROCESSORS_ONLN) ]]
@ -30,24 +40,15 @@ grep -e "https://${site}/${avatarfolder}/" "${tmpfile}" | sed -e "s/.*${site}/${
wait -n
fi
fi
if [[ "${p}" =~ ".gif" ]]
if [[ "${p}" =~ .gif ]]
then
gifsicle --batch -O3 --lossy=80 --colors=255 "${p}" & #&> /dev/null
loop_1 "${n}" & #&> /dev/null
if [[ $(jobs -r -p | wc -l) -ge $(getconf _NPROCESSORS_ONLN) ]]
then
wait -n
fi
#Specific compression for large GIF files
while [[ $(stat -c%s "${p}") -ge 512000 ]]
do
gifsicle "${p}" $(seq -f "#%g" 0 2 99) -O3 --lossy=80 --colors=255 -o "${p}" & #&> /dev/null
if [[ $(jobs -r -p | wc -l) -ge $(getconf _NPROCESSORS_ONLN) ]]
then
wait -n
fi
done
fi
if [[ "${p}" =~ ".png" ]]
if [[ "${p}" =~ .png ]]
then
oxipng -o max "${p}" & #&> /dev/null
if [[ $(jobs -r -p | wc -l) -ge $(getconf _NPROCESSORS_ONLN) ]]
@ -55,7 +56,7 @@ grep -e "https://${site}/${avatarfolder}/" "${tmpfile}" | sed -e "s/.*${site}/${
wait -n
fi
fi
if [[ "${p}" =~ ".webp" ]]
if [[ "${p}" =~ .webp ]]
then
cwebp -mt -af -quiet "${p}" -o /tmp/temp.webp #&> /dev/null
if [[ -f /tmp/temp.webp ]]