Update set_trust.sh

Author: wpf710

set_trust.sh

@@ -3,7 +3,7 @@ set timeout 60
 set vm_ip [lindex $argv 0]
 set net [lindex $argv 1]
 set pd [lindex $argv 2]
-spawn sed -i /$vm_ip/d /root/.ssh/known_hosts && ip netns exec qdhcp-$net ssh-copy-id root@$vm_ip
+spawn ip netns exec qdhcp-$net ssh-copy-id root@$vm_ip
 expect "*connecting (yes/no)?"
 send "yes\r"
 expect "*password:"