ansible-roles/sshd_config/templates/sshd_config.j2

# What ports, IPs and protocols we listen for
Port {{ sshd_port }}
# Use these options to restrict which interfaces/protocols sshd will bind to
#ListenAddress ::
#ListenAddress 0.0.0.0
Protocol {{ sshd_protocol }}
# HostKeys for protocol version 2
HostKey /etc/ssh/ssh_host_rsa_key
HostKey /etc/ssh/ssh_host_dsa_key
HostKey /etc/ssh/ssh_host_ecdsa_key
HostKey /etc/ssh/ssh_host_ed25519_key
#Privilege Separation is turned on for security
UsePrivilegeSeparation yes

# Lifetime and size of ephemeral version 1 server key
KeyRegenerationInterval 3600
ServerKeyBits {{ sshd_serverkeybits }}

# Logging
SyslogFacility AUTH
LogLevel INFO

# Authentication:
LoginGraceTime 120
PermitRootLogin {{ sshd_permit_root_login }}
StrictModes {{ sshd_strict_mode }}

RSAAuthentication yes
PubkeyAuthentication yes
#AuthorizedKeysFile	%h/.ssh/authorized_keys

# Don't read the user's ~/.rhosts and ~/.shosts files
IgnoreRhosts yes
# For this to work you will also need host keys in /etc/ssh_known_hosts
RhostsRSAAuthentication no
# similar for protocol version 2
HostbasedAuthentication no
# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
#IgnoreUserKnownHosts yes

# To enable empty passwords, change to yes (NOT RECOMMENDED)
PermitEmptyPasswords {{ sshd_permit_empty_passwords }}

# Change to yes to enable challenge-response passwords (beware issues with
# some PAM modules and threads)
ChallengeResponseAuthentication {{ sshd_challenge_response_authentication }}

# Change to no to disable tunnelled clear text passwords
PasswordAuthentication {{ sshd_password_authentication }}

# Kerberos options
#KerberosAuthentication no
#KerberosGetAFSToken no
#KerberosOrLocalPasswd yes
#KerberosTicketCleanup yes

# GSSAPI options
GSSAPIAuthentication {{ sshd_gssapi_authentication }}
GSSAPICleanupCredentials {{ sshd_gssapi_credentials }}

PermitTunnel {{ sshd_permit_tunnel }}
{% if sshd_enable_sftp_subsystem and sshd_enable_sftp_jail %}
X11Forwarding no
{% else %}
X11Forwarding {{ sshd_x11_forwarding }}
{% endif %}
X11DisplayOffset 10
PrintMotd no
PrintLastLog yes
TCPKeepAlive yes
UseLogin {{ sshd_use_login }}
AllowAgentForwarding {{ sshd_agent_forwarding }}
{% if sshd_enable_sftp_subsystem and sshd_enable_sftp_jail %}
AllowTcpForwarding no
{% else %}
AllowTcpForwarding {{ sshd_tcp_forwarding }}
{% endif %}
PermitUserEnvironment {{ sshd_permit_user_environment }}
# ShowPatchLevel {{ sshd_show_patchlevel }}

#MaxStartups 10:30:60
Banner {{ sshd_banner_path }}

# Allow client to pass locale environment variables
AcceptEnv LANG LC_*

# Set this to 'yes' to enable PAM authentication, account processing,
# and session processing. If this is enabled, PAM authentication will
# be allowed through the ChallengeResponseAuthentication and
# PasswordAuthentication.  Depending on your PAM configuration,
# PAM authentication via ChallengeResponseAuthentication may bypass
# the setting of "PermitRootLogin without-password".
# If you just want the PAM account and session checks to run without
# PAM authentication, then enable this but set PasswordAuthentication
# and ChallengeResponseAuthentication to 'no'.
UsePAM {{ sshd_use_pam }}

{% if sshd_enable_sftp_subsystem %}
Subsystem sftp /usr/lib/openssh/sftp-server
{% if sshd_enable_sftp_jail %}
Match Group {{ sshd_sftp_chroot_match_group }}
ChrootDirectory {{ sshd_sftp_chroot_directory }}
ForceCommand {{ sshd_sftp_force_command }}
{% endif %}
{% endif %}