O problema foi criar a seguinte linha
;UsePAM yes
Deveria ser como
UsePAM yes
Fundo kernel: 3.0.0-14-genérico SO: Ubuntu 11.10 - área de trabalho
Problema: não consigo iniciar o daemon ssh Log do Sistema (Snippet):
[ 451.862562] init: ssh main process (3042) terminated with status 255
[ 451.862641] init: ssh main process ended, respawning
[ 451.873345] init: ssh main process (3045) terminated with status 255
[ 451.873405] init: ssh main process ended, respawning
[ 451.883863] init: ssh main process (3048) terminated with status 255
[ 451.883923] init: ssh main process ended, respawning
[ 451.895982] init: ssh main process (3051) terminated with status 255
[ 451.896090] init: ssh main process ended, respawning
[ 451.907059] init: ssh main process (3054) terminated with status 255
[ 451.907130] init: ssh main process ended, respawning
[ 451.917883] init: ssh main process (3057) terminated with status 255
[ 451.917951] init: ssh respawning too fast, stopped
Ocorre um problema durante a inicialização e também tenta fazer manualmente o comando (de comandos):
sudo service ssh start
sudo /etc/init.d/ssh start
Tentativas de correção:
Não fiz nada com o upstart.
Recomendações?
Referências abaixo
arquivo sshd_config:
# Package generated configuration file
# See the sshd_config(5) manpage for details
# What ports, IPs and protocols we listen for
Port 22
# Use these options to restrict which interfaces/protocols sshd will bind to
#ListenAddress ::
#ListenAddress 0.0.0.0
Protocol 2
# 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
#Privilege Separation is turned on for security
UsePrivilegeSeparation yes
# Lifetime and size of ephemeral version 1 server key
KeyRegenerationInterval 3600
ServerKeyBits 768
# Logging
SyslogFacility AUTH
LogLevel INFO
# Authentication:
LoginGraceTime 120
PermitRootLogin yes
StrictModes yes
RSAAuthentication yes
PubkeyAuthentication yes
#AuthorizedKeysFile %h/.ssh/authorized_keys
# Don't read the user's ~/.rhosts and ~/.shosts files
IgnoreRhosts yes
# For this to work you will also need host keys in /etc/ssh_known_hosts
RhostsRSAAuthentication no
# similar for protocol version 2
HostbasedAuthentication no
# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
#IgnoreUserKnownHosts yes
# To enable empty passwords, change to yes (NOT RECOMMENDED)
PermitEmptyPasswords no
# Change to yes to enable challenge-response passwords (beware issues with
# some PAM modules and threads)
ChallengeResponseAuthentication no
# Change to no to disable tunnelled clear text passwords
PasswordAuthentication no
# Kerberos options
#KerberosAuthentication no
#KerberosGetAFSToken no
#KerberosOrLocalPasswd yes
#KerberosTicketCleanup yes
# GSSAPI options
#GSSAPIAuthentication no
#GSSAPICleanupCredentials yes
X11Forwarding yes
X11DisplayOffset 10
PrintMotd yes
PrintLastLog yes
TCPKeepAlive yes
#UseLogin no
#MaxStartups 10:30:60
#Banner /etc/issue.net
# Allow client to pass locale environment variables
AcceptEnv LANG LC_*
Subsystem sftp /usr/lib/openssh/sftp-server
# 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
# the setting of "PermitRootLogin without-password".
# 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
/ etc / network / interfaces:
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
# Set up the bridge interface for OpenVPN
#auto br0
#iface br0 inet static
#address 10.0.1.199
#netmask 255.255.255.0
#gateway 10.0.1.1
#bridge_ports eth0
#iface eth0 inet manual
#up ifconfig $IFACE 0.0.0.0 up
#up ip link set $IFACE promisc on
#down ip link set $IFACE promisc off
#down ifconfig $IFACE down
Saída adicional:
ps auxw | grep ssh
kevdog 1916 0.0 0.0 3856 180 ? Ss 10:12 0:00 /usr/bin/ssh-agent /usr/bin/dbus-launch --exit-with-session /usr/bin/gnome-session --session=gnome-with-compiz
kevdog 3170 0.0 0.0 4448 796 pts/0 S+ 11:32 0:00 grep --color=auto ssh
O problema foi criar a seguinte linha
;UsePAM yes
Deveria ser como
UsePAM yes