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roles/common: Update sshd_config template for Debian 10

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It seems I had imported the stock one from a default install, but I
never configured it.
This commit is contained in:
Alan Orth 2019-09-15 15:15:30 +03:00
parent cbdd779af0
commit cf16264f53
Signed by: alanorth
GPG Key ID: 0FB860CC9C45B1B9
1 changed files with 20 additions and 8 deletions
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28
roles/common/templates/sshd_config_Debian-10.j2
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@ -16,28 +16,29 @@
#ListenAddress :: #ListenAddress ::
#HostKey /etc/ssh/ssh_host_rsa_key #HostKey /etc/ssh/ssh_host_rsa_key
#HostKey /etc/ssh/ssh_host_ecdsa_key HostKey /etc/ssh/ssh_host_ed25519_key
#HostKey /etc/ssh/ssh_host_ed25519_key
# Ciphers and keying # Ciphers and keying
#RekeyLimit default none #RekeyLimit default none
# Logging # Logging
#SyslogFacility AUTH #SyslogFacility AUTH
#LogLevel INFO # LogLevel VERBOSE logs user's key fingerprint on login. Needed to have a clear audit track of which key was using to log in.
LogLevel VERBOSE
# Authentication: # Authentication:
#LoginGraceTime 2m #LoginGraceTime 2m
#PermitRootLogin prohibit-password PermitRootLogin prohibit-password
#StrictModes yes #StrictModes yes
#MaxAuthTries 6 MaxAuthTries 3
#MaxSessions 10 #MaxSessions 10
#PubkeyAuthentication yes #PubkeyAuthentication yes
# Expect .ssh/authorized_keys2 to be disregarded by default in future. # The default is to check both .ssh/authorized_keys and .ssh/authorized_keys2
#AuthorizedKeysFile .ssh/authorized_keys .ssh/authorized_keys2 # but this is overridden so installations will only check .ssh/authorized_keys
AuthorizedKeysFile .ssh/authorized_keys
#AuthorizedPrincipalsFile none #AuthorizedPrincipalsFile none
@ -86,13 +87,14 @@ UsePAM yes
#AllowAgentForwarding yes #AllowAgentForwarding yes
#AllowTcpForwarding yes #AllowTcpForwarding yes
#GatewayPorts no #GatewayPorts no
X11Forwarding yes X11Forwarding no
#X11DisplayOffset 10 #X11DisplayOffset 10
#X11UseLocalhost yes #X11UseLocalhost yes
#PermitTTY yes #PermitTTY yes
PrintMotd no PrintMotd no
#PrintLastLog yes #PrintLastLog yes
#TCPKeepAlive yes #TCPKeepAlive yes
#UseLogin no
#PermitUserEnvironment no #PermitUserEnvironment no
#Compression delayed #Compression delayed
#ClientAliveInterval 0 #ClientAliveInterval 0
@ -119,3 +121,13 @@ Subsystem sftp /usr/lib/openssh/sftp-server
# AllowTcpForwarding no # AllowTcpForwarding no
# PermitTTY no # PermitTTY no
# ForceCommand cvs server # ForceCommand cvs server
# Originally from: https://stribika.github.io/2015/01/04/secure-secure-shell.html
# ... but with ciphers and MACs with < 256 bits removed, as NSA's Suite B now
# does away with these! See: https://www.nsa.gov/ia/programs/suiteb_cryptography/index.shtml
Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes256-ctr
MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512,hmac-sha2-256
KexAlgorithms curve25519-sha256@libssh.org,diffie-hellman-group-exchange-sha256
# only allow shell access by provisioning user
AllowUsers {{ provisioning_user.name }}