Add files via upload

ffmpeg/CheckCORS.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+URL="${1:-https://cdn.nlark.com/yuque/0/2020/png/978548/1582464742099-7e2499fd-d2c1-47aa-a848-0c189a74bb77.png}"
+SubDomainList=("cdn")
+# length: ${#SubDomainList[@]}
+# all: ${SubDomainList[@]}
+
+CheckURL(){
+  FullURL=`echo "$1" |sed 's/.*\([hHfF][tT][tT]*[pP][^:]*:\/\/\(\([^\.]*\)[^/]*\).*\).*/\1/'`
+  [ -n "$FullURL" ] || return
+  HostName=`echo "$FullURL" |sed 's/.*\([hHfF][tT][tT]*[pP][^:]*:\/\/\(\([^\.]*\)[^/]*\).*\).*/\2/'`
+  OUTPUT=`curl -sSL -H "User-Agent: Mozilla/5.0" -I "$FullURL" |grep -i "^access-control-allow-origin" |cut -d":" -f2-`
+  [ -n "$OUTPUT" ] || OUTPUT="None"
+  echo "$HostName: $OUTPUT"
+}
+
+[ -n "$1" ] && Mode=0 || Mode=1
+
+if [ "$Mode" == "0" ]; then
+  CheckURL "$URL"
+else
+  for SubDomain in "${SubDomainList[@]}"; do 
+    BaseURL=`echo "$URL" |sed 's/.*\([hHfF][tT][tT]*[pP][^:]*:\/\/\(\([^\.]*\)[^/]*\).*\).*/\1/'`
+    HostName=`echo "$BaseURL" |sed 's/.*\([hHfF][tT][tT]*[pP][^:]*:\/\/\(\([^\.]*\)[^/]*\).*\).*/\2/'`
+    NewHostName=`echo "$HostName" |sed "s/([^\.]*)/${SubDomain}/"`
+    NewURL=`echo "$BaseURL" |sed "s/${HostName}/${NewHostName}/"`;
+    CheckURL "$NewURL"
+  done
+fi