e4a9c15987
installed version of openssh and https://stribika.github.io/2015/01/04/secure-secure-shell.html
186 lignes
6 Kio
Text
186 lignes
6 Kio
Text
# $OpenBSD: sshd_config,v 1.90 2013/05/16 04:09:14 dtucker Exp $
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# This is the sshd server system-wide configuration file. See
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# sshd_config(5) for more information.
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# This sshd was compiled with PATH=/usr/local/bin:/bin:/usr/bin
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# The strategy used for options in the default sshd_config shipped with
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# OpenSSH is to specify options with their default value where
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# possible, but leave them commented. Uncommented options change a
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# default value.
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<% unless (s=scope.lookupvar('sshd::head_additional_options')).empty? -%>
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<%= s %>
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<% end -%>
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# If you want to change the port on a SELinux system, you have to tell
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# SELinux about this change.
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# semanage port -a -t ssh_port_t -p tcp #PORTNUMBER
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#
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<% scope.lookupvar('sshd::ports').to_a.each do |port| -%>
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<% if port == 'off' -%>
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#Port -- disabled by puppet
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<% else -%>
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Port <%= port %>
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<% end -%>
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<% end -%>
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<% scope.lookupvar('sshd::listen_address').to_a.each do |address| -%>
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ListenAddress <%= address %>
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<% end -%>
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# The default requires explicit activation of protocol 1
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#Protocol 2
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# HostKey for protocol version 1
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#HostKey /etc/ssh/ssh_host_key
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# HostKeys for protocol version 2
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<% scope.lookupvar('sshd::hostkey_type').to_a.each do |hostkey_type| -%>
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HostKey /etc/ssh/ssh_host_<%=hostkey_type %>_key
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<% end -%>
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# Lifetime and size of ephemeral version 1 server key
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#KeyRegenerationInterval 1h
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#ServerKeyBits 1024
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# Ciphers and keying
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#RekeyLimit default none
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# Logging
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# obsoletes QuietMode and FascistLogging
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#SyslogFacility AUTH
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SyslogFacility AUTHPRIV
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#LogLevel INFO
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# Authentication:
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#LoginGraceTime 2m
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PermitRootLogin <%= scope.lookupvar('sshd::permit_root_login') %>
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StrictModes <%= scope.lookupvar('sshd::strict_modes') %>
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#MaxAuthTries 6
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#MaxSessions 10
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RSAAuthentication <%= scope.lookupvar('sshd::rsa_authentication') %>
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PubkeyAuthentication <%= scope.lookupvar('sshd::pubkey_authentication') %>
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AuthorizedKeysFile <%= scope.lookupvar('sshd::authorized_keys_file') %>
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#AuthorizedPrincipalsFile none
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#AuthorizedKeysCommand none
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#AuthorizedKeysCommandRunAs nobody
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# For this to work you will also need host keys in /etc/ssh/ssh_known_hosts
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RhostsRSAAuthentication <%= scope.lookupvar('sshd::rhosts_rsa_authentication') %>
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# similar for protocol version 2
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HostbasedAuthentication <%= scope.lookupvar('sshd::hostbased_authentication') %>
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# Change to yes if you don't trust ~/.ssh/known_hosts for
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# RhostsRSAAuthentication and HostbasedAuthentication
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#IgnoreUserKnownHosts no
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# Don't read the user's ~/.rhosts and ~/.shosts files
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IgnoreRhosts <%= scope.lookupvar('sshd::ignore_rhosts') %>
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# To disable tunneled clear text passwords, change to no here!
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PasswordAuthentication <%= scope.lookupvar('sshd::password_authentication') %>
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# To enable empty passwords, change to yes (NOT RECOMMENDED)
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PermitEmptyPasswords <%= scope.lookupvar('sshd::permit_empty_passwords') %>
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# Change to no to disable s/key passwords
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ChallengeResponseAuthentication <%= scope.lookupvar('sshd::challenge_response_authentication') %>
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# Kerberos options
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#KerberosAuthentication no
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#KerberosOrLocalPasswd yes
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#KerberosTicketCleanup yes
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#KerberosGetAFSToken no
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#KerberosUseKuserok yes
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# GSSAPI options
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GSSAPIAuthentication no
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GSSAPICleanupCredentials yes
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#GSSAPIStrictAcceptorCheck yes
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#GSSAPIKeyExchange no
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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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# WARNING: 'UsePAM no' is not supported in Red Hat Enterprise Linux and may cause several
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# problems.
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#UsePAM no
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UsePAM <%= scope.lookupvar('sshd::use_pam') %>
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#AllowAgentForwarding yes
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AllowTcpForwarding <%= scope.lookupvar('sshd::tcp_forwarding') %>
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#GatewayPorts no
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#X11Forwarding no
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X11Forwarding <%= scope.lookupvar('sshd::x11_forwarding') %>
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#X11DisplayOffset 10
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#X11UseLocalhost yes
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PrintMotd <%= scope.lookupvar('sshd::print_motd') %>
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#PrintLastLog yes
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#TCPKeepAlive yes
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#UseLogin no
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UsePrivilegeSeparation sandbox # Default for new installations.
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#PermitUserEnvironment no
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#Compression delayed
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#ClientAliveInterval 0
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#ClientAliveCountMax 3
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#ShowPatchLevel no
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#UseDNS yes
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#PidFile /var/run/sshd.pid
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#MaxStartups 10:30:100
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#PermitTunnel no
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#ChrootDirectory none
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#VersionAddendum none
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# no default banner path
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#Banner none
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# Accept locale-related environment variables
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AcceptEnv LANG LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES
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AcceptEnv LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT
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AcceptEnv LC_IDENTIFICATION LC_ALL LANGUAGE
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AcceptEnv XMODIFIERS
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# override default of no subsystems
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Subsystem sftp <%= (s=scope.lookupvar('sshd::sftp_subsystem')).empty? ? '/usr/libexec/openssh/sftp-server' : s %>
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<% unless (s=scope.lookupvar('sshd::allowed_users')).empty? -%>
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AllowUsers <%= s %>
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<% end -%>
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<% unless (s=scope.lookupvar('sshd::allowed_groups')).empty? -%>
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AllowGroups <%= s %>
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<%- end -%>
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# Uncomment this if you want to use .local domain
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#Host *.local
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# CheckHostIP no
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<% if scope.lookupvar('sshd::hardened') == 'yes' -%>
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<% if (scope.function_versioncmp([scope.lookupvar('::ssh_version'),'6.5'])) >= 0 -%>
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KexAlgorithms curve25519-sha256@libssh.org
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Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes256-ctr
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MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-ripemd160-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,hmac-ripemd160,umac-128@openssh.com
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<% else -%>
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Ciphers aes256-ctr
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MACs hmac-sha1
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<% end -%>
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<% end -%>
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# Example of overriding settings on a per-user basis
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#Match User anoncvs
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# X11Forwarding no
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# AllowTcpForwarding no
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# ForceCommand cvs server
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<% unless (s=scope.lookupvar('sshd::tail_additional_options')).empty? -%>
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<%= s %>
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<% end -%>
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