6ab28b3639
Add charmhelpers.contrib.hardening and calls to install, config-changed, upgrade-charm and update-status hooks. Also add new config option to allow one or more hardening modules to be applied at runtime. Change-Id: If0d1e10b58ed506e0aca659f30120b8d5c96c04f
160 lines
4.4 KiB
Plaintext
160 lines
4.4 KiB
Plaintext
###############################################################################
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# WARNING: This configuration file is maintained by Juju. Local changes may
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# be overwritten.
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###############################################################################
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# Package generated configuration file
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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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{% for port in ports -%}
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Port {{ port }}
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{% endfor -%}
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AddressFamily {{ addr_family }}
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# Use these options to restrict which interfaces/protocols sshd will bind to
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{% if ssh_ip -%}
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{% for ip in ssh_ip -%}
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ListenAddress {{ ip }}
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{% endfor %}
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{%- else -%}
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ListenAddress ::
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ListenAddress 0.0.0.0
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{% endif -%}
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Protocol 2
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{% if ciphers -%}
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Ciphers {{ ciphers }}
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{% endif -%}
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{% if macs -%}
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MACs {{ macs }}
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{% endif -%}
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{% if kexs -%}
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KexAlgorithms {{ kexs }}
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{% endif -%}
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# HostKeys for protocol version 2
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{% for keyfile in host_key_files -%}
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HostKey {{ keyfile }}
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{% endfor -%}
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# Privilege Separation is turned on for security
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{% if use_priv_sep -%}
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UsePrivilegeSeparation {{ use_priv_sep }}
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{% endif -%}
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# Lifetime and size of ephemeral version 1 server key
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KeyRegenerationInterval 3600
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ServerKeyBits 1024
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# Logging
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SyslogFacility AUTH
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LogLevel VERBOSE
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# Authentication:
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LoginGraceTime 30s
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{% if allow_root_with_key -%}
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PermitRootLogin without-password
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{% else -%}
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PermitRootLogin no
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{% endif %}
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PermitTunnel no
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PermitUserEnvironment no
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StrictModes yes
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RSAAuthentication yes
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PubkeyAuthentication yes
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AuthorizedKeysFile %h/.ssh/authorized_keys
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# Don't read the user's ~/.rhosts and ~/.shosts files
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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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RhostsRSAAuthentication no
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# similar for protocol version 2
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HostbasedAuthentication 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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# To enable empty passwords, change to yes (NOT RECOMMENDED)
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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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ChallengeResponseAuthentication no
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# Change to no to disable tunnelled clear text passwords
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PasswordAuthentication {{ password_authentication }}
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# Kerberos options
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KerberosAuthentication no
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KerberosGetAFSToken no
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KerberosOrLocalPasswd no
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KerberosTicketCleanup yes
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# GSSAPI options
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GSSAPIAuthentication no
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GSSAPICleanupCredentials yes
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X11Forwarding {{ allow_x11_forwarding }}
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X11DisplayOffset 10
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X11UseLocalhost yes
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GatewayPorts no
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PrintMotd {{ print_motd }}
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PrintLastLog {{ print_last_log }}
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TCPKeepAlive no
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UseLogin no
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ClientAliveInterval {{ client_alive_interval }}
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ClientAliveCountMax {{ client_alive_count }}
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AllowTcpForwarding {{ allow_tcp_forwarding }}
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AllowAgentForwarding {{ allow_agent_forwarding }}
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MaxStartups 10:30:100
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#Banner /etc/issue.net
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# Allow client to pass locale environment variables
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AcceptEnv LANG LC_*
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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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UsePAM {{ use_pam }}
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{% if deny_users -%}
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DenyUsers {{ deny_users }}
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{% endif -%}
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{% if allow_users -%}
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AllowUsers {{ allow_users }}
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{% endif -%}
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{% if deny_groups -%}
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DenyGroups {{ deny_groups }}
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{% endif -%}
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{% if allow_groups -%}
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AllowGroups allow_groups
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{% endif -%}
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UseDNS {{ use_dns }}
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MaxAuthTries {{ max_auth_tries }}
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MaxSessions {{ max_sessions }}
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{% if sftp_enable -%}
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# Configuration, in case SFTP is used
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## override default of no subsystems
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## Subsystem sftp /opt/app/openssh5/libexec/sftp-server
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Subsystem sftp internal-sftp -l VERBOSE
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## These lines must appear at the *end* of sshd_config
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Match Group {{ sftp_group }}
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ForceCommand internal-sftp -l VERBOSE
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ChrootDirectory {{ sftp_chroot }}
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{% else -%}
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# Configuration, in case SFTP is used
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## override default of no subsystems
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## Subsystem sftp /opt/app/openssh5/libexec/sftp-server
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## These lines must appear at the *end* of sshd_config
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Match Group sftponly
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ForceCommand internal-sftp -l VERBOSE
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ChrootDirectory /sftpchroot/home/%u
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{% endif %}
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