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@ -10,11 +10,11 @@ Port {{ item }}
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{% endfor %}
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# Specifies the local addresses sshd(8) should listen on. The following forms may be used:
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#
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#
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# ListenAddress host|IPv4_addr|IPv6_addr
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# ListenAddress host|IPv4_addr:port
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# ListenAddress [host|IPv6_addr]:port
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#
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#
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# If port is not specified, sshd will listen on the address and all Port options specified. The default
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# is to listen on all local addresses. Multiple ListenAddress options are permitted.
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#
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@ -30,7 +30,7 @@ ListenAddress {{ item }}
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{% endif %}
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# Specifies the protocol versions sshd(8) supports.
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# The possible values are '1' , `2' and '1,2'.
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# The possible values are '1' , '2' and '1,2'.
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# The default is '2'.
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Protocol 2
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@ -49,7 +49,7 @@ HostKey {{ item }}
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#ServerKeyBits 768
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# Specifies the maximum number of concurrent unauthenticated connections
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# to the SSH daemon. See sshd_config(5) for specifiing the three colon
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# to the SSH daemon. See sshd_config(5) for specifiing the three colon
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# separated values.
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# The default is 10.
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#MaxStartups 10:30:100
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@ -89,7 +89,7 @@ UsePrivilegeSeparation {{ sshd_use_privilege_separation }}
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# The server disconnects after this time if the user has not
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# successfully logged in.
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# The default is 120 seconds.
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LoginGraceTime = {{ sshd_login_grace_time | default('120') }}
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LoginGraceTime {{ sshd_login_grace_time | default('120') }}
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# Specifies whether root can log in using ssh(1).
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# The default is "yes".
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@ -97,15 +97,15 @@ LoginGraceTime = {{ sshd_login_grace_time | default('120') }}
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#PermitRootLogin yes
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PermitRootLogin {{ sshd_permit_root_login }}
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# Specifies whether sshd(8) should check file modes and ownership of the
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# user's files and home directory before accepting login. This is normally
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# desirable because novices sometimes accidentally leave their directory or
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# files world-writable. Note that this does not apply to ChrootDirectory,
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# whose permissions and ownership are checked unconditionally.
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# Specifies whether sshd(8) should check file modes and ownership of the
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# user's files and home directory before accepting login. This is normally
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# desirable because novices sometimes accidentally leave their directory or
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# files world-writable. Note that this does not apply to ChrootDirectory,
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# whose permissions and ownership are checked unconditionally.
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# The default is “yes”.
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StrictModes yes
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# Specifies whether pure RSA authentication is allowed. This option
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# Specifies whether pure RSA authentication is allowed. This option
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# applies to protocol version 1 only.
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# The default is “yes”.
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#
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@ -114,20 +114,20 @@ StrictModes yes
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#
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#RSAAuthentication yes
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# Specifies whether public key authentication is allowed. Note that this
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# Specifies whether public key authentication is allowed. Note that this
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# option applies to protocol version 2 only.
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# The default is “yes”.
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PubkeyAuthentication {{ sshd_pubkey_authentication }}
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# Specifies the file that contains the public keys that can be used for
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# user authentication. The format is described in the AUTHORIZED_KEYS FILE
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# Specifies the file that contains the public keys that can be used for
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# user authentication. The format is described in the AUTHORIZED_KEYS FILE
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# FORMAT section of sshd(8).
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# AuthorizedKeysFile may contain tokens of the form %T which are substituted
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# during connection setup. The following tokens are defined: %% is replaced
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# by a literal '%', %h is replaced by the home directory of the user being
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# authenticated, and %u is replaced by the username of that user. After
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# expansion, AuthorizedKeysFile is taken to be an absolute path or one relative
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# to the user's home directory. Multiple files may be listed, separated by
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# during connection setup. The following tokens are defined: %% is replaced
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# by a literal '%', %h is replaced by the home directory of the user being
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# authenticated, and %u is replaced by the username of that user. After
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# expansion, AuthorizedKeysFile is taken to be an absolute path or one relative
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# to the user's home directory. Multiple files may be listed, separated by
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# whitespace.
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# The default is “.ssh/authorized_keys .ssh/authorized_keys2”.
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#AuthorizedKeysFile %h/.ssh/authorized_keys
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@ -139,9 +139,9 @@ AuthorizedKeysFile {{ sshd_authorized_keys_file }}
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#PasswordAuthentication yes
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PasswordAuthentication {{ sshd_password_authentication }}
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# When password authentication is allowed, it specifies whether the
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# When password authentication is allowed, it specifies whether the
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# server allows login to accounts with empty password strings.
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# The default is “no”.
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# The default is 'no'.
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PermitEmptyPasswords no
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{% if (ansible_facts['distribution'] == "Debian") and (ansible_facts['distribution_major_version']|int > 11) %}
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@ -150,7 +150,7 @@ PermitEmptyPasswords no
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KbdInteractiveAuthentication no
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{% else %}
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# Specifies whether challenge-response authentication is allowed (e.g. via PAM).
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# The default is “yes”.
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# The default is 'yes'.
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ChallengeResponseAuthentication no
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{% endif %}
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@ -166,15 +166,15 @@ IgnoreRhosts yes
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# similar for protocol version 2
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HostbasedAuthentication no
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# Specifies whether sshd(8) should ignore the user's ~/.ssh/known_hosts
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# during RhostsRSAAuthentication or HostbasedAuthentication.
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# Specifies whether sshd(8) should ignore the user's ~/.ssh/known_hosts
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# during RhostsRSAAuthentication or HostbasedAuthentication.
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# The default is “no”.
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# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
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#IgnoreUserKnownHosts yes
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# If specified, login is allowed only for user names that match one of
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# the patterns.
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# The allow/deny directives are processed in the following order: DenyUsers,
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# The allow/deny directives are processed in the following order: DenyUsers,
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# AllowUsers, DenyGroups, and finally AllowGroups.
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# By default, login is allowed for all users.
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{% if (fact_sshd_allowed_users is defined) and fact_sshd_allowed_users %}
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@ -195,10 +195,10 @@ AllowUsers {{ fact_sshd_allowed_users }}
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UsePAM {{ sshd_use_pam }}
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# Specifies whether login(1) is used for interactive login sessions.
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# Note that login(1) is never used for remote command execution.
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# Note also, that if this is enabled, X11Forwarding will be disabled
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# Note that login(1) is never used for remote command execution.
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# Note also, that if this is enabled, X11Forwarding will be disabled
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# because login(1) does not know how to handle xauth(1) cookies. If
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# UsePrivilegeSeparation is specified, it will be disabled after
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# UsePrivilegeSeparation is specified, it will be disabled after
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# authentication.
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# The default is “no”.
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#UseLogin no
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@ -207,6 +207,24 @@ UsePAM {{ sshd_use_pam }}
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#-----------------------------
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# Cryptography
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#-----------------------------
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{% if ansible_facts['distribution'] == "Debian" and ansible_facts['distribution_major_version'] | int >= 12 %}
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# RequiredRSASize
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#
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# Specifies the minimum RSA key size (in bits) that sshd(8) will accept. User and host-based
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# authentication keys smaller than this limit will be refused.
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#
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# The default is 1024 bits.
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#
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# Note that this limit may only be raised from the default.
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#
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{% if (sshd_required_rsa_size is defined) and sshd_required_rsa_size %}
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RequiredRSASize {{ sshd_required_rsa_size }}
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{% else %}
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# RequiredRSASize 1024
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{% endif %}
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{% endif %}
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{% if (fact_sshd_pubkey_accepted_algorithms is defined) and fact_sshd_pubkey_accepted_algorithms %}
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# PubkeyAcceptedAlgorithms
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#
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@ -231,14 +249,12 @@ UsePAM {{ sshd_use_pam }}
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# sk-ecdsa-sha2-nistp256@openssh.com,
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# rsa-sha2-512,rsa-sha2-256
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#
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{% if (fact_sshd_pubkey_accepted_algorithms is defined) and fact_sshd_pubkey_accepted_algorithms %}
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# The list of available signature algorithms may also be obtained using
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# "ssh -Q PubkeyAcceptedAlgorithms"
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#
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PubkeyAcceptedAlgorithms {{ fact_sshd_pubkey_accepted_algorithms }}
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{% else %}
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#PubkeyAcceptedAlgorithms ssh-ed25519-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,sk-ssh-ed25519-cert-v01@openssh.com,sk-ecdsa-sha2-nistp256-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com,rsa-sha2-256-cert-v01@openssh.com,ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519@openssh.com,sk-ecdsa-sha2-nistp256@openssh.com,rsa-sha2-512,rsa-sha2-256
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{% endif %}
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# KexAlgorithms
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#
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# Specifies the available KEX (Key Exchange) algorithms. Multiple algorithms must be comma-separated.
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@ -262,6 +278,7 @@ PubkeyAcceptedAlgorithms {{ fact_sshd_pubkey_accepted_algorithms }}
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#
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# The default is:
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#
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# sntrup761x25519-sha512@openssh.com,
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# curve25519-sha256,curve25519-sha256@libssh.org,
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# ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,
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# diffie-hellman-group-exchange-sha256,
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@ -377,9 +394,9 @@ HostKeyAlgorithms {{ fact_sshd_hostkeyalgorithms }}
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# Logging
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#-----------------------------
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# Gives the facility code that is used when logging messages from sshd(8).
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# The possible values are: DAEMON, USER, AUTH, LOCAL0, LOCAL1, LOCAL2,
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# LOCAL3, LOCAL4, LOCAL5, LOCAL6, LOCAL7.
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# Gives the facility code that is used when logging messages from sshd(8).
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# The possible values are: DAEMON, USER, AUTH, LOCAL0, LOCAL1, LOCAL2,
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# LOCAL3, LOCAL4, LOCAL5, LOCAL6, LOCAL7.
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# The default is AUTH.
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SyslogFacility AUTH
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@ -403,9 +420,9 @@ DebianBanner no
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# By default, no banner is displayed.
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#Banner /etc/issue.net
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# Specifies whether sshd(8) should print /etc/motd when a user logs in
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# interactively. (On some systems it is also printed by the shell,
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# /etc/profile, or equivalent.)
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# Specifies whether sshd(8) should print /etc/motd when a user logs in
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# interactively. (On some systems it is also printed by the shell,
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# /etc/profile, or equivalent.)
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# The default is “yes”.
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PrintMotd {{ sshd_print_motd }}
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@ -432,12 +449,12 @@ Subsystem sftp /usr/lib/openssh/sftp-server
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# The default is 'yes'.
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UseDNS {{ sshd_use_dns }}
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# Specifies whether X11 forwarding is permitted. The argument must be
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# Specifies whether X11 forwarding is permitted. The argument must be
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# “yes” or “no”. See sshd_config(5) for further expalnation
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# The default is “no”.
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#X11Forwarding yes
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# Specifies the first display number available for sshd(8)'s X11
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# Specifies the first display number available for sshd(8)'s X11
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# forwarding. This prevents sshd from interfering with real X11 servers.
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# The default is 10.
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X11DisplayOffset 10
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@ -450,12 +467,12 @@ X11DisplayOffset 10
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# sent, sessions may hang indefinitely on the server, leaving 'ghost' users
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# and consuming server resources.
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#
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# The default is “yes” (to send TCP keepalive messages), and the server
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# will notice if the network goes down or the client host crashes. This
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# The default is “yes” (to send TCP keepalive messages), and the server
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# will notice if the network goes down or the client host crashes. This
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# avoids infinitely hanging sessions.
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TCPKeepAlive yes
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#Specifies whether sshd(8) should print the date and time of the last
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#Specifies whether sshd(8) should print the date and time of the last
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# user login when a user logs in interactively.
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# The default is “yes”.
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PrintLastLog yes
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