feat: Added a script to check the size of all images in the installat…

…ion package. (#238)

build/installer/check_image_size.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+convert_to_memory_unit() {
+    local num=$1
+    local unit="B"
+    if [[ $num -ge 1073741824 ]]; then
+        num=`echo $num | awk '{ printf("%.2lf",$1/1073741824) }'`
+        unit="GB"
+    elif [[ $num -ge 1048576 ]]; then
+        num=`echo $num | awk '{ printf("%.2lf",$1/1048576) }'`
+        unit="MB"
+    elif [[ $num -ge 1024 ]]; then
+	num=`echo $num | awk '{ printf("%.2lf",$1/1024) }'`
+        unit="KB"
+    fi
+    echo "$num$unit"
+}
+
+
+>image.size.tmp.txt
+>image.size.raw.txt
+>image.size.txt
+
+for path in `ls images/*.tar.gz`
+do
+        image=`basename $path`
+        rm -rf tmp
+        mkdir tmp
+        cp  images/$image tmp/$image
+
+        cd tmp
+        size=`ls -l | awk '{ print $5 }' | tail --line 1`
+        echo $image
+        tar -xzf $image
+        name=`cat manifest.json  | awk -F"RepoTags" '{ print $2 }' | awk -F"\"" '{ print $3 }'`
+        cd ..
+
+        echo -e $size"\t"$name >> image.size.tmp.txt
+done
+
+sort -k1 -nr image.size.tmp.txt > image.size.raw.txt
+rm image.size.tmp.txt
+
+while read size image
+do
+	echo -e $(convert_to_memory_unit $size)"\t"$image >> image.size.txt
+done < image.size.raw.txt