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トップに関する質問WSLのUbuntuにSSH接続を行う方法

編集履歴

質問編集履歴

3

確認ポイントを追記

2018/06/11 10:22

投稿

ksilverwall
ksilverwall

スコア15

title CHANGED
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body CHANGED
@@ -118,9 +118,37 @@
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  [ OK ]
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  ```
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+ ## 22番ポートの状態確認
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+
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+ Openしているようです。
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+
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+ ```
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+ wsl@NP-143:/mnt/c/Users/kazuki_tsunemi$ nmap -p ssh localhost
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+
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+ Starting Nmap 7.01 ( https://nmap.org ) at 2018-06-11 19:19 DST
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+ Problem binding to interface , errno: 92
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+ socket_bindtodevice: Protocol not available
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+ Problem binding to interface , errno: 92
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+ socket_bindtodevice: Protocol not available
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+ Problem binding to interface , errno: 92
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+ socket_bindtodevice: Protocol not available
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+ Problem binding to interface , errno: 92
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+ socket_bindtodevice: Protocol not available
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+ Problem binding to interface , errno: 92
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+ socket_bindtodevice: Protocol not available
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+ Nmap scan report for localhost (127.0.0.1)
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+ Host is up (0.88s latency).
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+ PORT STATE SERVICE
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+ 22/tcp open ssh
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+ ```
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+
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  ## 確認ポイント
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  - `/etc/ssh/sshd_config` の `PasswordAuthentication yes` になっている
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  - Windows側のFWは切っている
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+ - ユーザーのパスワードは設定している
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+ - sshサービスが設定後に再起動をしている
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+ - 22ポートは開いている
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+
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  なにか思い当たる原因がありましたら教えてください。

2

エラーメッセージを追記

2018/06/11 10:22

投稿

ksilverwall
ksilverwall

スコア15

title CHANGED
File without changes
body CHANGED
@@ -1,3 +1,5 @@
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+ ## 現象
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+
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  Windows Subsystem for LinuxにUbuntuを載せています。
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  adminユーザーを作成し、SSH接続を行いましたが `Permission denied` と言われ接続できません。
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@@ -7,7 +9,7 @@
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  Permission denied, please try again.
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  ```
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- **sshd_config**
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+ ## sshd_config
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  ```
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  # Package generated configuration file
@@ -100,8 +102,24 @@
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  UsePAM yes
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  ```
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- **確認ポイント**
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+ ## SSHD再起動時にメッセージ
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+ ```
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+ $ sudo /etc/init.d/ssh restart
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+ [sudo] password for wsl:
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+ Could not load host key: /etc/ssh/ssh_host_rsa_key
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+ Could not load host key: /etc/ssh/ssh_host_dsa_key
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+ Could not load host key: /etc/ssh/ssh_host_ecdsa_key
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+ Could not load host key: /etc/ssh/ssh_host_ed25519_key
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+ * Restarting OpenBSD Secure Shell server sshd Could not load host key: /etc/ssh/ssh_host_rsa_key
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+ Could not load host key: /etc/ssh/ssh_host_dsa_key
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+ Could not load host key: /etc/ssh/ssh_host_ecdsa_key
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+ Could not load host key: /etc/ssh/ssh_host_ed25519_key
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+ [ OK ]
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+ ```
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+
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+ ## 確認ポイント
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+
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  - `/etc/ssh/sshd_config` の `PasswordAuthentication yes` になっている
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  - Windows側のFWは切っている
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125
 

1

一般ユーザーを作り直してそちらで再試行しました。

2018/06/11 10:10

投稿

ksilverwall
ksilverwall

スコア15

title CHANGED
File without changes
body CHANGED
@@ -2,12 +2,106 @@
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  adminユーザーを作成し、SSH接続を行いましたが `Permission denied` と言われ接続できません。
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  ```
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- # ssh localhost
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+ $ ssh wsl@localhost
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- root@localhost's password:
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+ wsl@localhost's password:
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  Permission denied, please try again.
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  ```
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+ **sshd_config**
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+
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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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+
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+ # What ports, IPs and protocols we listen for
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+ Port 22
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+ # Use these options to restrict which interfaces/protocols sshd will bind to
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+ #ListenAddress ::
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+ #ListenAddress 0.0.0.0
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+ Protocol 2
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+ # HostKeys for protocol version 2
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+ HostKey /etc/ssh/ssh_host_rsa_key
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+ HostKey /etc/ssh/ssh_host_dsa_key
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+ HostKey /etc/ssh/ssh_host_ecdsa_key
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+ HostKey /etc/ssh/ssh_host_ed25519_key
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+ #Privilege Separation is turned on for security
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+ UsePrivilegeSeparation yes
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+
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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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+
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+ # Logging
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+ SyslogFacility AUTH
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+ LogLevel INFO
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+
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+ # Authentication:
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+ LoginGraceTime 120
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+ PermitRootLogin prohibit-password
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+ StrictModes yes
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+
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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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+
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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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+
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+ # To enable empty passwords, change to yes (NOT RECOMMENDED)
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+ PermitEmptyPasswords no
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+
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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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+
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+ # Change to no to disable tunnelled clear text passwords
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+ PasswordAuthentication yes
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+
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+ # Kerberos options
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+ #KerberosAuthentication no
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+ #KerberosGetAFSToken no
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+ #KerberosOrLocalPasswd yes
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+ #KerberosTicketCleanup yes
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+
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+ # GSSAPI options
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+ #GSSAPIAuthentication no
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+ #GSSAPICleanupCredentials yes
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+
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+ X11Forwarding yes
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+ X11DisplayOffset 10
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+ PrintMotd no
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+ PrintLastLog yes
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+ TCPKeepAlive yes
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+ #UseLogin no
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+
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+ #MaxStartups 10:30:60
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+ #Banner /etc/issue.net
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+
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+ # Allow client to pass locale environment variables
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+ AcceptEnv LANG LC_*
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+
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+ Subsystem sftp /usr/lib/openssh/sftp-server
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+
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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 yes
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+ ```
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+
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- 確認ポイント
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+ **確認ポイント**
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+
11
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  - `/etc/ssh/sshd_config` の `PasswordAuthentication yes` になっている
12
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  - Windows側のFWは切っている
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