Добрый день!
Пытаюсь настроить аутентификацию в Oracle Linux 7.
Включил Kerberos:
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authconfig --enablekrb5 --update
Немного смущает, что настройки не добавились в файл /etc/pam.d/sshd
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# grep krb -R /etc/pam.d/
/etc/pam.d/password-auth-ac:auth sufficient pam_krb5.so use_first_pass
/etc/pam.d/password-auth-ac:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/password-auth-ac:password sufficient pam_krb5.so use_authtok
/etc/pam.d/password-auth-ac:session optional pam_krb5.so
/etc/pam.d/system-auth:auth sufficient pam_krb5.so use_first_pass
/etc/pam.d/system-auth:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/system-auth:password sufficient pam_krb5.so use_authtok
/etc/pam.d/system-auth:session optional pam_krb5.so
/etc/pam.d/password-auth:auth sufficient pam_krb5.so use_first_pass
/etc/pam.d/password-auth:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/password-auth:password sufficient pam_krb5.so use_authtok
/etc/pam.d/password-auth:session optional pam_krb5.so
/etc/pam.d/fingerprint-auth-ac:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/fingerprint-auth-ac:session optional pam_krb5.so
/etc/pam.d/fingerprint-auth:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/fingerprint-auth:session optional pam_krb5.so
/etc/pam.d/system-auth-ac:auth sufficient pam_krb5.so use_first_pass
/etc/pam.d/system-auth-ac:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/system-auth-ac:password sufficient pam_krb5.so use_authtok
/etc/pam.d/system-auth-ac:session optional pam_krb5.so
/etc/pam.d/smartcard-auth-ac:auth optional pam_krb5.so use_first_pass no_subsequent_prompt
/etc/pam.d/smartcard-auth-ac:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/smartcard-auth-ac:session optional pam_krb5.so
/etc/pam.d/smartcard-auth:auth optional pam_krb5.so use_first_pass no_subsequent_prompt
/etc/pam.d/smartcard-auth:account [default=bad success=ok user_unknown=ignore] pam_krb5.so
/etc/pam.d/smartcard-auth:session optional pam_krb5.so
Это работает:
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# kinit test@DOMAIN
# klist
Ticket cache: KEYRING:persistent:0:krb_ccache_RxUTaCr
Default principal: test@DOMAIN
Valid starting Expires Service principal
07/04/2017 14:02:54 07/05/2017 00:02:54 krbtgt/DOMAIN@DOMAIN
renew until 07/11/2017 14:02:50
Конфиги:
/etc/ssh/ssh_config...
Host *
GSSAPIAuthentication yes
GSSAPIDelegateCredentials yes
...
/etc/ssh/sshd_config...
# Kerberos options
KerberosAuthentication yes
#KerberosOrLocalPasswd yes
#KerberosTicketCleanup yes
#KerberosGetAFSToken no
#KerberosUseKuserok yes
...
# GSSAPI options
GSSAPIAuthentication yes
GSSAPICleanupCredentials no
#GSSAPIStrictAcceptorCheck yes
#GSSAPIKeyExchange no
#GSSAPIEnablek5users no
...
#UseDNS yes
Пытаюсь подключиться и не получается, спрашивает пароль:
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# ssh -K -v host
OpenSSH_6.6.1, OpenSSL 1.0.1e-fips 11 Feb 2013
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 56: Applying options for *
debug1: Connecting to host [XXX.XXX.XXX.XXX] port 22.
debug1: Connection established.
debug1: permanently_set_uid: 0/0
debug1: identity file /root/.ssh/id_rsa type -1
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: identity file /root/.ssh/id_dsa type -1
debug1: identity file /root/.ssh/id_dsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa type -1
debug1: identity file /root/.ssh/id_ecdsa-cert type -1
debug1: identity file /root/.ssh/id_ed25519 type -1
debug1: identity file /root/.ssh/id_ed25519-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.6.1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.6.1
debug1: match: OpenSSH_6.6.1 pat OpenSSH_6.6.1* compat 0x04000000
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5-etm@openssh.com none
debug1: kex: client->server aes128-ctr hmac-md5-etm@openssh.com none
debug1: kex: curve25519-sha256@libssh.org need=16 dh_need=16
debug1: kex: curve25519-sha256@libssh.org need=16 dh_need=16
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: Server host key: ECDSA c0:81:eb:a1:29:a1:9a:6c:12:63:3a:e0:98:f1:fc:33
debug1: Host 'host' is known and matches the ECDSA host key.
debug1: Found key in /root/.ssh/known_hosts:1
debug1: ssh_ecdsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password
debug1: Next authentication method: gssapi-keyex
debug1: No valid Key exchange context
debug1: Next authentication method: gssapi-with-mic
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password
debug1: Next authentication method: publickey
debug1: Trying private key: /root/.ssh/id_rsa
debug1: Trying private key: /root/.ssh/id_dsa
debug1: Trying private key: /root/.ssh/id_ecdsa
debug1: Trying private key: /root/.ssh/id_ed25519
debug1: Next authentication method: password
В /var/log/messages пишет:
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winbindd[10565]: [2017/07/04 14:09:01.723086, 0] ../source3/librpc/crypto/gse.c:341(gse_get_client_auth_token)
winbindd[10565]: gss_init_sec_context failed with [Unspecified GSS failure. Minor code may provide more information: Server not found in Kerberos database]
В чем может быть проблема?
