如何配置Nginx的防盗链

server { listen 80; server_name site1.test.com; root /var/wwwroot/site1; index index.html; location / { }}server { listen 80; server_name site2.test.com; root /var/wwwroot/site2; index index.html; location / { }}

mkdir /var/wwwrootcd /var/wwwrootmkdir site1mkdir site2echo -e "<h1>site1</h1><img src='1.jpg'>" >> site1/index.htmlecho -e "<h1>site2</h1><img src='http://site1.test.com/1.jpg'>" >> site2/index.html

systemctl restart nginxnetstat -anpt | grep nginx

setenforce 0firewall-cmd --zone=public --add-port=80/tcp --permanentfirewall-cmd --reload

server { listen 80; server_name site1.test.com; root /var/wwwroot/site1; index index.html; location / { } location ~ .(jpg|png|gif|jpeg)$ {  valid_referers site1.test.com;  if ($invalid_referer) {   return 403;  } }}server { listen 80; server_name site2.test.com; root /var/wwwroot/site2; index index.html; location / { }}

server { listen 80; server_name site1.test.com; root /var/wwwroot/site1; index index.html; location / { } location ~ .(jpg|png|gif|jpeg)$ {  valid_referers site1.test.com;  if ($invalid_referer) {   rewrite ^/ http://site3.test.com/notfound.jpg;   #return 403;  } }}server { listen 80; server_name site2.test.com; root /var/wwwroot/site2; index index.html; location / { }}server { listen 80; server_name site3.test.com; root /var/wwwroot/site3; index index.html; location / { }}

cd /var/wwwrootmkdir site3echo -e "<h1>site3</h1><img src='notfound.jpg'>" >> site3/index.html