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標準ファームをアップデートしたので、 標準ファームにログインできるようにする。

LS-QL に接続

root@qube:~# tail -f /var/log/messages
	:
	:
Oct 30 20:30:06 qube kernel: usb 2-1: new high speed USB device using ehci_marvell and address 2
Oct 30 20:30:06 qube kernel: usb 2-1: configuration #1 chosen from 1 choice
Oct 30 20:30:06 qube kernel: scsi2 : SCSI emulation for USB Mass Storage devices
Oct 30 20:30:11 qube kernel: scsi 2:0:0:0: Direct-Access     ViPowER  VP-89118(SD1)    2.10 PQ: 0 ANSI: 4
Oct 30 20:30:11 qube kernel: sd 2:0:0:0: [sdc] 976773168 512-byte hardware sectors (500108 MB)
Oct 30 20:30:11 qube kernel: sd 2:0:0:0: [sdc] Write Protect is off
Oct 30 20:30:11 qube kernel: sd 2:0:0:0: [sdc] 976773168 512-byte hardware sectors (500108 MB)
Oct 30 20:30:11 qube kernel: sd 2:0:0:0: [sdc] Write Protect is off
Oct 30 20:30:11 qube kernel: sdc: sdc1 sdc2 sdc3 sdc4 sdc5 sdc6
Oct 30 20:30:11 qube kernel: sd 2:0:0:0: [sdc] Attached SCSI disk
Oct 30 20:30:11 qube kernel: sd 2:0:0:0: Attached scsi generic sg2 type 0

マウント

root@qube:~# mkdir /tmp/root
root@qube:~# mount /dev/sdc2 /tmp/root
root@qube:~#

パスワードの確認

root@qube:/tmp/root/etc# grep root shadow
root:$1$$Yab.IC0XLDvJlIi3/A8E40:14780:0:99999:7:::
root@qube:/tmp/root/etc#

root のパスワードを消す

root@qube:/tmp/root/etc# vi shadow
	:
	:
root@qube:/tmp/root/etc# !grep
grep root shadow
root::14780:0:99999:7:::
root@qube:/tmp/root/etc#

ssh 可能にする

root@qube:/tmp/root/etc# mv sshd_config{,.orig}
root@qube:/tmp/root/etc# cp sshd_config{.orig,}
root@qube:/tmp/root/etc# vi sshd_config
	:
	:
root@qube:/tmp/root/etc# !cp:s/cp/diff -u/
diff -u sshd_config{.orig,}
--- sshd_config.orig    2011-01-06 11:07:39.000000000 +0900
+++ sshd_config 2011-10-30 20:42:21.000000000 +0900
@@ -20,7 +20,7 @@
 # HostKeys for protocol version 2
 #HostKey /etc/ssh_host_rsa_key
 #HostKey /etc/ssh_host_dsa_key
-HostKey /etc/apache/server.key
+#HostKey /etc/apache/server.key

 # Lifetime and size of ephemeral version 1 server key
 #KeyRegenerationInterval 1h
@@ -35,7 +35,8 @@

 #LoginGraceTime 2m
 #PermitRootLogin yes
-PermitRootLogin no
+#PermitRootLogin no
+PermitRootLogin yes
 #StrictModes yes

 #RSAAuthentication yes
@@ -55,6 +56,7 @@
 # To disable tunneled clear text passwords, change to no here!
 #PasswordAuthentication yes
 #PermitEmptyPasswords no
+PermitEmptyPasswords yes

 # Change to no to disable s/key passwords
 #ChallengeResponseAuthentication yes
@@ -71,7 +73,7 @@
 # Set this to 'yes' to enable PAM authentication (via challenge-response)
 # and session processing. Depending on your PAM configuration, this may
 # bypass the setting of 'PasswordAuthentication'
-UsePAM yes
+UsePAM no

 #AllowTcpForwarding yes
 #GatewayPorts no
root@qube:/tmp/root/etc#

アンマウント

root@qube:/tmp/root/etc# cd /
root@qube:/# umount /tmp/root
root@qube:/#

HDD を LS-AVL に戻して起動

LS-AVL に ssh

yasunari@sil:~$ ssh av -l root
The authenticity of host 'av (192.168.2.54)' can't be established.
RSA key fingerprint is 20:f8:43:55:d3:c6:e9:a3:e3:88:95:47:60:54:a8:12.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'av' (RSA) to the list of known hosts.
root@LS-AVLE23:~#

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