[yocto] [meta-selinux][PATCH 2/2] openssh: update sshd_config

[Yi Zhao]

Update sshd_config based on openssh 7.9p1. Drop the deprecated option
UsePrivilegeSeparation

Signed-off-by: Yi Zhao <yi.zhao at windriver.com>
---
 recipes-connectivity/openssh/files/sshd_config | 53 +++++++++++++-------------
 1 file changed, 26 insertions(+), 27 deletions(-)

diff --git a/recipes-connectivity/openssh/files/sshd_config b/recipes-connectivity/openssh/files/sshd_config
index 2110463..1c33ad0 100644
--- a/recipes-connectivity/openssh/files/sshd_config
+++ b/recipes-connectivity/openssh/files/sshd_config
@@ -1,4 +1,4 @@
-#	$OpenBSD: sshd_config,v 1.80 2008/07/02 02:24:18 djm Exp $
+#	$OpenBSD: sshd_config,v 1.102 2018/02/16 02:32:40 djm Exp $
 
 # This is the sshd server system-wide configuration file.  See
 # sshd_config(5) for more information.
@@ -7,7 +7,7 @@
 
 # The strategy used for options in the default sshd_config shipped with
 # OpenSSH is to specify options with their default value where
-# possible, but leave them commented.  Uncommented options change a
+# possible, but leave them commented.  Uncommented options override the
 # default value.
 
 #Port 22
@@ -15,44 +15,40 @@
 #ListenAddress 0.0.0.0
 #ListenAddress ::
 
-# Disable legacy (protocol version 1) support in the server for new
-# installations. In future the default will change to require explicit
-# activation of protocol 1
-Protocol 2
-
-# HostKey for protocol version 1
-#HostKey /etc/ssh/ssh_host_key
-# HostKeys for protocol version 2
 #HostKey /etc/ssh/ssh_host_rsa_key
-#HostKey /etc/ssh/ssh_host_dsa_key
+#HostKey /etc/ssh/ssh_host_ecdsa_key
+#HostKey /etc/ssh/ssh_host_ed25519_key
 
-# Lifetime and size of ephemeral version 1 server key
-#KeyRegenerationInterval 1h
-#ServerKeyBits 1024
+# Ciphers and keying
+#RekeyLimit default none
 
 # Logging
-# obsoletes QuietMode and FascistLogging
 #SyslogFacility AUTH
 #LogLevel INFO
 
 # Authentication:
 
 #LoginGraceTime 2m
-#PermitRootLogin yes
+#PermitRootLogin prohibit-password
 #StrictModes yes
 #MaxAuthTries 6
 #MaxSessions 10
 
-#RSAAuthentication yes
 #PubkeyAuthentication yes
+
+# The default is to check both .ssh/authorized_keys and .ssh/authorized_keys2
+# but this is overridden so installations will only check .ssh/authorized_keys
 #AuthorizedKeysFile	.ssh/authorized_keys
 
+#AuthorizedPrincipalsFile none
+
+#AuthorizedKeysCommand none
+#AuthorizedKeysCommandUser nobody
+
 # For this to work you will also need host keys in /etc/ssh/ssh_known_hosts
-#RhostsRSAAuthentication no
-# similar for protocol version 2
 #HostbasedAuthentication no
 # Change to yes if you don't trust ~/.ssh/known_hosts for
-# RhostsRSAAuthentication and HostbasedAuthentication
+# HostbasedAuthentication
 #IgnoreUserKnownHosts no
 # Don't read the user's ~/.rhosts and ~/.shosts files
 #IgnoreRhosts yes
@@ -61,7 +57,8 @@ Protocol 2
 #PasswordAuthentication yes
 #PermitEmptyPasswords no
 
-# Change to no to disable s/key passwords
+# Change to yes to enable challenge-response passwords (beware issues with
+# some PAM modules and threads)
 ChallengeResponseAuthentication no
 
 # Kerberos options
@@ -74,8 +71,8 @@ ChallengeResponseAuthentication no
 #GSSAPIAuthentication no
 #GSSAPICleanupCredentials yes
 
-# Set this to 'yes' to enable PAM authentication, account processing, 
-# and session processing. If this is enabled, PAM authentication will 
+# Set this to 'yes' to enable PAM authentication, account processing,
+# and session processing. If this is enabled, PAM authentication will
 # be allowed through the ChallengeResponseAuthentication and
 # PasswordAuthentication.  Depending on your PAM configuration,
 # PAM authentication via ChallengeResponseAuthentication may bypass
@@ -83,7 +80,7 @@ ChallengeResponseAuthentication no
 # If you just want the PAM account and session checks to run without
 # PAM authentication, then enable this but set PasswordAuthentication
 # and ChallengeResponseAuthentication to 'no'.
-UsePAM yes 
+UsePAM yes
 
 #AllowAgentForwarding yes
 #AllowTcpForwarding yes
@@ -91,20 +88,21 @@ UsePAM yes
 #X11Forwarding no
 #X11DisplayOffset 10
 #X11UseLocalhost yes
+#PermitTTY yes
 #PrintMotd yes
 #PrintLastLog yes
 #TCPKeepAlive yes
 #UseLogin no
-UsePrivilegeSeparation yes
 #PermitUserEnvironment no
 Compression no
 ClientAliveInterval 15
 ClientAliveCountMax 4
-#UseDNS yes
+#UseDNS no
 #PidFile /var/run/sshd.pid
-#MaxStartups 10
+#MaxStartups 10:30:100
 #PermitTunnel no
 #ChrootDirectory none
+#VersionAddendum none
 
 # no default banner path
 #Banner none
@@ -116,4 +114,5 @@ Subsystem	sftp	/usr/libexec/sftp-server
 #Match User anoncvs
 #	X11Forwarding no
 #	AllowTcpForwarding no
+#	PermitTTY no
 #	ForceCommand cvs server
-- 
2.7.4