vsftpd で ftp サーバを立てる手順。
$ sudo yum -y install vsftpd
$ sudo adduser ftpuser
$ sudo passwd ftpuser
$ sudo systemctl start vsftpd
$ sudo chkconfig vsftpd on
$ sudo yum -y install ftp
$ ftp localhost
Connected to localhost (127.0.0.1).
220 (vsFTPd 3.0.2)
Name (localhost:ec2-user): ftpuser
331 Please specify the password.
Password:
230 Login successful.
Remote system type is UNIX.
Using binary mode to transfer files.
ftp> ls
227 Entering Passive Mode (127,0,0,1,79,19).
150 Here comes the directory listing.
-rw-r--r-- 1 1001 1001 346701734 Jul 07 03:00 apg_activitystream_cluster-***_20200706.csv
226 Directory send OK.
ftp>