csv

header('Content-type: text/csv');

header('Content-disposition: attachment;filename=MyVerySpecial.csv');

echo "aaa,bbb,ccc,ddd,eee";

$res = exec("sh /var/test/my.sh " . $_GET["username"] . "' ");

echo $res;

ssh user@remote_host "bash -s script.sh" > /yourpath/output.csv

絕對路徑方式 

ssh user@remote_host "/scriptlocatin/script.sh" > /yourpath/output.csv

測試帳號密碼是否正確以及遠端呼叫是否正常執行,請自行修正 ls 所在路徑

ssh user@remote_host "/bin/ls -l" > /yourpath/lsoutput.txt