cookbooks/mu-tools/templates/ubuntu-12.04/sshd_config.erb
# Package generated configuration file
# See the sshd_config(5) manpage for details
# What ports, IPs and protocols we listen for
Port 22
# Use these options to restrict which interfaces/protocols sshd will bind to
#ListenAddress ::
#ListenAddress 0.0.0.0
Protocol 2
# 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
#Privilege Separation is turned on for security
UsePrivilegeSeparation yes
# Lifetime and size of ephemeral version 1 server key
KeyRegenerationInterval 3600
ServerKeyBits 768
# Logging
SyslogFacility AUTH
LogLevel INFO
# Authentication:
LoginGraceTime 120
PermitRootLogin yes
StrictModes yes
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 no
# Change to yes to enable challenge-response passwords (beware issues with
# some PAM modules and threads)
ChallengeResponseAuthentication no
<% begin
if node['application_attributes']['sshd_allow_password_auth'] %>
PasswordAuthentication yes
<%
else %>
PasswordAuthentication no
<% end
rescue NoMethodError %>
PasswordAuthentication no
<% end %>
# Kerberos options
#KerberosAuthentication no
#KerberosGetAFSToken no
#KerberosOrLocalPasswd yes
#KerberosTicketCleanup yes
# GSSAPI options
#GSSAPIAuthentication no
#GSSAPICleanupCredentials yes
X11Forwarding yes
X11DisplayOffset 10
PrintMotd no
PrintLastLog yes
TCPKeepAlive yes
#UseLogin no
#MaxStartups 10:30:60
Banner /etc/issue.net
# Allow client to pass locale environment variables
AcceptEnv LANG LC_*
Subsystem sftp /usr/lib/openssh/sftp-server
# 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 yes
PermitRootLogin without-password
# If we've set AllowGroups, use that instead of restricting to ubuntu
<%
begin
if !node['application_attributes']['sshd_allow_groups'].empty? %>
AllowGroups <%= node['application_attributes']['sshd_allow_groups'] %>
<%
else
%>
AllowUsers ubuntu
<%
end
rescue NoMethodError %>
AllowUsers ubuntu
<%
end
%>
# Support SVN-only servers, while we're at it
<%
begin
if node['application_attributes']['svn_only_group'] %>
Match Group <%= node['application_attributes']['svn_only_group'] %>
ForceCommand /usr/bin/svnserve -t
<%
end
rescue NoMethodError
end
%>
# Support SFTP-only servers, while we're at it
<%
begin
if node['application_attributes']['sftp_only_group'] %>
Match Group <%= node['application_attributes']['sftp_only_group'] %>
ForceCommand internal-sftp
<% begin
if node['application_attributes']['sftp_chroot'] %>
ChrootDirectory <%= node['application_attributes']['sftp_chroot'] %>
<%
end
rescue NoMethodError %>
ChrootDirectory /home/
<%
end
end
rescue NoMethodError
end
%>