ssh:权限被拒绝（公钥、带麦克风的gssapi）

我正在使用centos 5.9。 通过此ssh安装gitlab后，此ssh不起作用。 在安装gitlab之前，ssh将正常工作。 我正在使用本地服务器和服务器上安装的其他服务，如elastix和apache、mysql

以下是此错误的原因：

OpenSSH_6.9p1 Ubuntu-2ubuntu0.1, OpenSSL 1.0.2d 9 Jul 2015
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug2: ssh_connect: needpriv 0
debug1: Connecting to 192.168.88.23 [192.168.88.23] port 22.
debug1: Connection established.
debug1: permanently_set_uid: 0/0
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_rsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_dsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_dsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_ecdsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_ecdsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /root/.ssh/id_ed25519 type -1
debug1: key_load_public: No such file or directory
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_6.9p1 Ubuntu-2ubuntu0.1
debug1: Remote protocol version 2.0, remote software version OpenSSH_4.3
debug1: match: OpenSSH_4.3 pat OpenSSH_4* compat 0x00000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to 192.168.88.23:22 as 'root'
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug2: kex_parse_kexinit: curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa-cert-v01@openssh.com,ssh-rsa-cert-v00@openssh.com,ssh-rsa,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,ssh-ed25519-cert-v01@openssh.com,ssh-dss-cert-v01@openssh.com,ssh-dss-cert-v00@openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519,ssh-dss
debug2: kex_parse_kexinit: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se
debug2: kex_parse_kexinit: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se
debug2: kex_parse_kexinit: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1,hmac-md5-etm@openssh.com,hmac-ripemd160-etm@openssh.com,hmac-sha1-96-etm@openssh.com,hmac-md5-96-etm@openssh.com,hmac-md5,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1,hmac-md5-etm@openssh.com,hmac-ripemd160-etm@openssh.com,hmac-sha1-96-etm@openssh.com,hmac-md5-96-etm@openssh.com,hmac-md5,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,zlib@openssh.com,zlib
debug2: kex_parse_kexinit: none,zlib@openssh.com,zlib
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: first_kex_follows 0 
debug2: kex_parse_kexinit: reserved 0 
debug2: kex_parse_kexinit: diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa,ssh-dss
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,zlib@openssh.com
debug2: kex_parse_kexinit: none,zlib@openssh.com
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: 
debug2: kex_parse_kexinit: first_kex_follows 0 
debug2: kex_parse_kexinit: reserved 0 
debug1: kex: server->client aes128-ctr hmac-sha1 none
debug1: kex: client->server aes128-ctr hmac-sha1 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<7680<8192) sent
debug1: got SSH2_MSG_KEX_DH_GEX_GROUP
debug2: bits set: 3111/6144
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: got SSH2_MSG_KEX_DH_GEX_REPLY
debug1: Server host key: ssh-rsa SHA256:7J6JOe94H9PedNKlx6yG/wMy6ZYC8iB74WdOVGDgY7A
debug1: Host '192.168.88.23' is known and matches the RSA host key.
    debug1: Found key in /root/.ssh/known_hosts:1
debug2: bits set: 3102/6144
debug2: set_newkeys: mode 1
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug2: key: /root/.ssh/id_rsa ((nil)),
debug2: key: /root/.ssh/id_dsa ((nil)),
debug2: key: /root/.ssh/id_ecdsa ((nil)),
debug2: key: /root/.ssh/id_ed25519 ((nil)),
debug1: Authentications that can continue: publickey,gssapi-with-mic
debug1: Next authentication method: gssapi-with-mic
debug1: Unspecified GSS failure.  Minor code may provide more information
No Kerberos credentials available

debug1: Unspecified GSS failure.  Minor code may provide more information
No Kerberos credentials available

debug1: Unspecified GSS failure.  Minor code may provide more information


debug1: Unspecified GSS failure.  Minor code may provide more information
No Kerberos credentials available

debug2: we did not send a packet, disable method
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
debug2: we did not send a packet, disable method
debug1: No more authentication methods to try.
Permission denied (publickey,gssapi-with-mic).

OpenSSH_6.9p1 Ubuntu-2ubuntu0.1，OpenSSL 1.0.2d 2015年7月9日
debug1:读取配置数据/etc/ssh/ssh\u config
debug1:/etc/ssh/ssh\u配置第19行：应用*
debug2:ssh\u connect:needpriv 0
debug1:连接到192.168.88.23[192.168.88.23]端口22。
debug1:已建立连接。
debug1:永久\u设置\u uid:0/0
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id_rsa type-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id\u rsa-cert类型-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:标识文件/root/.ssh/id_dsa类型-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id_dsa-cert类型-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id_ecdsa type-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id_ecdsa-cert type-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id_ed25519 type-1
debug1:key\u load\u public:没有这样的文件或目录
debug1:identity file/root/.ssh/id_ed25519-cert type-1
debug1:启用协议2.0的兼容模式
debug1：本地版本字符串SSH-2.0-OpenSSH_6.9p1 Ubuntu-2ubuntu0.1
debug1：远程协议版本2.0，远程软件版本OpenSSH_4.3
debug1:匹配：OpenSSH_4.3 pat OpenSSH_4*compat 0x00000000
调试2:fd 3设置O_非块
debug1:将192.168.88.23:22验证为“根”
debug1:SSH2\u MSG\u KEXINIT已发送
debug1:SSH2\u MSG\u KEXINIT已收到
debug2:kex_parse_kexinit:curve25519-sha256@libssh.org，ecdh-sha2-nistp256，ecdh-sha2-nistp384，ecdh-sha2-nistp521，diffie-hellman-group-exchange-sha256，diffie-hellman-group-exchange-sha1，diffie-hellman-group14-sha1，diffie-hellman-group1-sha1
debug2:kex_parse_kexinit:ssh rsa证书-v01@openssh.com，ssh rsa证书-v00@openssh.com，ssh rsa，ecdsa-sha2-nistp256-cert-v01@openssh.com，ecdsa-sha2-nistp384-cert-v01@openssh.com，ecdsa-sha2-nistp521-cert-v01@openssh.com，ssh-ed25519-cert-v01@openssh.com，ssh-dss证书-v01@openssh.com，ssh-dss证书-v00@openssh.com，ecdsa-sha2-nistp256，ecdsa-sha2-nistp384，ecdsa-sha2-nistp521，ssh-ed25519，ssh dss
debug2:kex_parse_kexinit:chachacha20-poly1305@openssh.com，aes128中心，aes192中心，aes256中心，aes128-gcm@openssh.com，aes256-gcm@openssh.com，arcfour256，arcfour128，aes128 cbc，3des cbc，河豚cbc，cast128 cbc，aes192 cbc，aes256 cbc，arcfour，rijndael-cbc@lysator.liu.se
debug2:kex_parse_kexinit:chachacha20-poly1305@openssh.com，aes128中心，aes192中心，aes256中心，aes128-gcm@openssh.com，aes256-gcm@openssh.com，arcfour256，arcfour128，aes128 cbc，3des cbc，河豚cbc，cast128 cbc，aes192 cbc，aes256 cbc，arcfour，rijndael-cbc@lysator.liu.se
debug2:kex_parse_kexinit:umac-64-etm@openssh.com，umac-128-etm@openssh.com，hmac-sha2-256-etm@openssh.com，hmac-sha2-512-etm@openssh.com，hmac-sha1-etm@openssh.com，umac-64@openssh.com，umac-128@openssh.com，hmac-sha2-256，hmac-sha2-512，hmac-sha1，hmac-md5-etm@openssh.com，hmac-ripemd160-etm@openssh.com，hmac-sha1-96-etm@openssh.com,hmac-md5-96-etm@openssh.com，hmac-md5，hmac-ripemd160，hmac-ripemd160@openssh.com，hmac-sha1-96，hmac-md5-96
debug2:kex_parse_kexinit:umac-64-etm@openssh.com，umac-128-etm@openssh.com，hmac-sha2-256-etm@openssh.com，hmac-sha2-512-etm@openssh.com，hmac-sha1-etm@openssh.com，umac-64@openssh.com，umac-128@openssh.com，hmac-sha2-256，hmac-sha2-512，hmac-sha1，hmac-md5-etm@openssh.com，hmac-ripemd160-etm@openssh.com，hmac-sha1-96-etm@openssh.com,hmac-md5-96-etm@openssh.com，hmac-md5，hmac-ripemd160，hmac-ripemd160@openssh.com，hmac-sha1-96，hmac-md5-96
debug2:kex_parse_kexinit:none，zlib@openssh.com，zlib
debug2:kex_parse_kexinit:none，zlib@openssh.com，zlib
debug2:kex_parse_kexinit:
debug2:kex_parse_kexinit:
debug2:kex_parse_kexinit:first_kex_跟随0
debug2:kex_parse_kexinit:保留0
debug2:kex_parse_kexinit:diffie-hellman-group-exchange-sha1，diffie-hellman-group14-sha1，diffie-hellman-group1-sha1
debug2:kex_parse_kexinit:ssh rsa，ssh dss
debug2:kex_parse_kexinit:aes128 ctr、aes192 ctr、aes256 ctr、arcfour256、arcfour128、aes128 cbc、3des cbc、河豚cbc、cast128 cbc、aes192 cbc、aes256 cbc、arcfour、rijndael-cbc@lysator.liu.se
debug2:kex_parse_kexinit:aes128 ctr、aes192 ctr、aes256 ctr、arcfour256、arcfour128、aes128 cbc、3des cbc、河豚cbc、cast128 cbc、aes192 cbc、aes256 cbc、arcfour、rijndael-cbc@lysator.liu.se
debug2:kex_parse_kexinit:hmac-md5，hmac-sha1，hmac-ripemd160，hmac-ripemd160@openssh.com，hmac-sha1-96，hmac-md5-96
debug2:kex_parse_kexinit:hmac-md5，hmac-sha1，hmac-ripemd160，hmac-ripemd160@openssh.com，hmac-sha1-96，hmac-md5-96
debug2:kex_parse_kexinit:none，zlib@openssh.com
debug2:kex_parse_kexinit:none，zlib@openssh.com
debug2:kex_parse_kexinit:
debug2:kex_parse_kexinit:
debug2:kex_parse_kexinit:first_kex_跟随0
debug2:kex_parse_kexinit:保留0
debug1:kex:server->client aes128 ctr hmac-sha1无
debug1:kex:客户端->服务器aes128 ctr hmac-sha1无
debug1:SSH2_MSG_KEX_DH_GEX_请求（1024根据行
debug1:Authentications that can continue:publickey，gssapi with mic
，ssh密码身份验证被禁用，显然您没有使用公钥身份验证

使用控制台登录到您的服务器，用root用户编辑器打开
/etc/ssh/sshd_config
文件，查找行
密码身份验证
，然后将其值设置为yes，最后重新启动sshd服务。
我在使用vagrant时遇到了同样的问题。因此，我在Mac上尝试通过ssh连接到vagrant box（CentOS 7）

通过修改
/etc/ssh/sshd\u config
PasswordAuthentication yes
解决了此问题，然后重新启动
eval $(ssh-agent) > /dev/null
killall ssh-agent
eval `ssh-agent`
ssh-add ~/.ssh/id_rsa

chmod 700 /root/.ssh
chmod 600 /root/.ssh/authorized_keys

[vini@random ~]$ ls -ld ~

drwx------. 3 vini vini 127 Nov 23 15:29 /home/vini

chmod 0700 /home/your_home

[vini@random ~]$ ls -ld  /home/vini/.ssh/

drwx------. 2 vini vini 29 Nov 23 15:28 /home/vini/.ssh/

chmod 0700 /home/your_home/.ssh

[vini@venon ~]$ ls -ld  /home/vini/.ssh/authorized_keys 

-rw-------. 1 vini vini 393 Nov 23 15:28 /home/vini/.ssh/authorized_keys

chmod 0600 /home/your_home/.ssh/authorized_keys

PermitRootLogin no

PubkeyAuthentication yes

PasswordAuthentication yes

ChallengeResponseAuthentication no

# #GSSAPIAuthentication yes
# #GSSAPICleanupCredentials no

UsePAM yes

systemctl restart sshd 

cd /home/your_home/.ssh

ssh-keygen -t rsa -b 2048  

ssh-copy-id -i id_rsa.pub user_name@server_ip 

start ssh agent 

eval $(ssh-agent)

ssh-add /home/user/.ssh/your_private_key

ssh user_name@server_ip

PasswordAuthentication no 

vini@random: Permission denied (publickey).

vi /etc/ssh/sshd_config

1.PubkeyAuthentication yes

2.PasswordAuthentication yes

3.GSSAPIKeyExchange no

4.GSSAPICleanupCredentials no

systemctl restart sshd

ssh-keygen

chmod 777 /root/.ssh/id_rsa.pub 

ssh-copy-id -i /root/.ssh/id_rsa.pub user@ipaddress

cd KeyPair
ssh -i Keypair.pem ec2-user@244.255.255.255

ssh-add <SSH private key>
ssh-add <SSH public key>