144 lines
5.5 KiB
Plaintext
144 lines
5.5 KiB
Plaintext
{%- set sshd_config = pillar.get('sshd_config', {}) -%}
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{#- present in sshd_config and known in actual file options -#}
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{%- set processed_options = [] -%}
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{#- macros for render option according to present -#}
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{%- macro option_impl(keyword, default, present) -%}
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{%- if present -%}
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{%- do processed_options.append(keyword) -%}
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{%- set prefix='' -%}
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{%- else -%}
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{%- set prefix='#' -%}
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{%- endif -%}
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{%- set value = sshd_config.get(keyword, default) -%}
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{%- if value is sameas true -%}
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{{ prefix }}{{ keyword }} yes
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{%- elif value is sameas false -%}
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{{ prefix }}{{ keyword }} no
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{%- elif value is string or value is number -%}
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{{ prefix }}{{ keyword }} {{ value }}
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{%- else -%}
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{%- for single_value in value -%}
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{{ prefix }}{{ keyword }} {{ single_value }}
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{% endfor -%}
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{%- endif -%}
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{%- endmacro -%}
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{#- macros for render option commented by default -#}
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{%- macro option(keyword, default, present) -%}
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{{ option_impl(keyword, default, keyword in sshd_config) }}
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{%- endmacro -%}
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{#- macros for render option uncommented by default -#}
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{%- macro option_default_uncommented(keyword, default, present) -%}
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{{ option_impl(keyword, default, True) }}
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{%- endmacro -%}
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# This file is managed by salt. Manual changes risk being overwritten.
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# The contents of the original sshd_config are kept on the bottom for
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# quick reference.
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# See the sshd_config(5) manpage for details
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# What ports, IPs and protocols we listen for
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{{ option('Port', 22) }}
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# Use these options to restrict which interfaces/protocols sshd will bind to
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{{ option('ListenAddress', ['::', '0.0.0.0']) -}}
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{{ option_default_uncommented('Protocol', 2) }}
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# HostKeys for protocol version 2
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{{ option_default_uncommented('HostKey', ['/etc/ssh/ssh_host_rsa_key', '/etc/ssh/ssh_host_dsa_key', '/etc/ssh/ssh_host_ecdsa_key']) -}}
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#Privilege Separation is turned on for security
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{{ option_default_uncommented('UsePrivilegeSeparation', 'yes') }}
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# Lifetime and size of ephemeral version 1 server key
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{{ option_default_uncommented('KeyRegenerationInterval', 3600) }}
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{{ option_default_uncommented('ServerKeyBits', 768) }}
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# Logging
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{{ option_default_uncommented('SyslogFacility', 'AUTH') }}
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{{ option_default_uncommented('LogLevel', 'INFO') }}
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# Authentication:
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{{ option_default_uncommented('LoginGraceTime', 120) }}
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{{ option_default_uncommented('PermitRootLogin', 'no') }}
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{{ option_default_uncommented('StrictModes', 'yes') }}
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{{ option('DSAAuthentication', 'yes') }}
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{{ option_default_uncommented('RSAAuthentication', 'yes') }}
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{{ option_default_uncommented('PubkeyAuthentication', 'yes') }}
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{{ option('AuthorizedKeysFile', '%h/.ssh/authorized_keys') }}
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# Don't read the user's ~/.rhosts and ~/.shosts files
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{{ option_default_uncommented('IgnoreRhosts', 'yes') }}
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# For this to work you will also need host keys in /etc/ssh_known_hosts
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{{ option_default_uncommented('RhostsRSAAuthentication', 'no') }}
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# similar for protocol version 2
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{{ option_default_uncommented('HostbasedAuthentication', 'no') }}
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# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
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{{ option('IgnoreUserKnownHosts', 'yes') }}
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# To enable empty passwords, change to yes (NOT RECOMMENDED)
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{{ option_default_uncommented('PermitEmptyPasswords', 'no') }}
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# Change to yes to enable challenge-response passwords (beware issues with
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# some PAM modules and threads)
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{{ option_default_uncommented('ChallengeResponseAuthentication', 'no') }}
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# Change to no to disable tunnelled clear text passwords
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{{ option('PasswordAuthentication', 'yes') }}
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# Kerberos options
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{{ option('KerberosAuthentication', 'no') }}
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{{ option('KerberosGetAFSToken', 'no') }}
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{{ option('KerberosOrLocalPasswd', 'yes') }}
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{{ option('KerberosTicketCleanup', 'yes') }}
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# GSSAPI options
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{{ option('GSSAPIAuthentication', 'no') }}
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{{ option('GSSAPICleanupCredentials', 'yes') }}
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{{ option_default_uncommented('X11Forwarding', 'yes') }}
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{{ option('AllowTcpForwarding', 'yes') }}
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{{ option_default_uncommented('X11DisplayOffset', '10') }}
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{{ option_default_uncommented('PrintMotd', 'no') }}
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{{ option_default_uncommented('PrintLastLog', 'yes') }}
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{{ option_default_uncommented('TCPKeepAlive', 'yes') }}
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{{ option('UseLogin', 'no') }}
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{{ option('MaxStartups', '10:30:60') }}
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{{ option('Banner', '/etc/issue.net') }}
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# Allow client to pass locale environment variables
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{{ option_default_uncommented('AcceptEnv', 'LANG LC_*') }}
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{{ option_default_uncommented('Subsystem', 'sftp /usr/lib/openssh/sftp-server') }}
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# Set this to 'yes' to enable PAM authentication, account processing,
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# and session processing. If this is enabled, PAM authentication will
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# be allowed through the ChallengeResponseAuthentication and
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# PasswordAuthentication. Depending on your PAM configuration,
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# PAM authentication via ChallengeResponseAuthentication may bypass
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# the setting of "PermitRootLogin without-password".
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# If you just want the PAM account and session checks to run without
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# PAM authentication, then enable this but set PasswordAuthentication
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# and ChallengeResponseAuthentication to 'no'.
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{{ option_default_uncommented('UsePAM', 'yes') }}
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{# Handling unknown in salt template options #}
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{%- for keyword, argument in sshd_config.iteritems() %}
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{%- if not keyword in processed_options -%}
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{%- if argument is sameas true %}
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{{ keyword }} yes
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{%- elif argument is sameas false %}
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{{ keyword }} no
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{%- elif argument is string or argument is number %}
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{{ keyword }} {{ argument }}
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{%- else %}
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{%- for item in argument %}
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{{ keyword }} {{ item }}
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{%- endfor %}
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{%- endif %}
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{%- endif -%}
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{%- endfor %}
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