Check Magento 2 product images on disc.

Magento2CheckProductImagesOnDisc.sh

#!/bin/bash
# Checks if images referenced on products in the DB exist on disc and checks that they are not smaller than 300x300 px. 
# Runnable in bash.
# Requirements.
# apk add bash mysql-client imagemagick

# I also had a regexp to get only _1 _2 etc in the query but have removed it now.
# AND g.value REGEXP '_[0-9].(jpg|png)$'
# You can also do a where condition such as WHERE e.sku IN ('A', 'B')

mysql -h localhost -u yourdbuser -p'yourdbpass' yourdb --batch -s -S /var/run/mysqld/mysqld.sock <<\ENDSQL |
SELECT e.sku, g.value, g.value_id FROM catalog_product_entity_media_gallery g
JOIN catalog_product_entity_media_gallery_value v ON g.value_id = v.value_id
JOIN catalog_product_entity e ON e.entity_id = v.entity_id

ENDSQL
while read sku value value_id
do
# echo Checking for $sku $value $value_id
filename=pub/media/catalog/product$value

if [ -e "$filename" ];
then 
	
    identifyOutput=`identify -format "%w %h" "$filename"`

    if [ $? -eq 1 ];
    then
    	echo "$sku $filename Identify failed to run. ValueID: $value_id";
    	echo $identifyOutput
    	continue
    fi

    # Get the dimensions out.
    read w h <<< "$identifyOutput"

    # echo $filename Dimensions: $w $h

    if (( w < 300 | h < 300 )); then
    	echo "$sku $filename is too small. $w x $h ValueID: $value_id";
	fi
    
  else
    echo "$sku $filename does not exist on disk. ValueID: $value_id";
fi

done > checkimages.txt