Port 22022

AuthorizedKeysCommandUser=u
AuthorizedKeysCommand=/home/u/.ssh/AuthorizedKeysCommand %u %h %f "%t %k"
ExposeAuthInfo=yes
PidFile=/home/u/.ssh/sshd.pid

AuthenticationMethods publickey
AcceptEnv LANG LC_*
Subsystem	sftp /usr/lib/openssh/sftp-server
UsePAM no
PermitTTY no
ChrootDirectory=none