我无法 ssh 到远程主机。这种情况以前发生过，但我无法弄清楚过去几天发生了什么变化。
我尝试调试，这是调试输出
OpenSSH_7.2p2, LibreSSL 2.4.1
debug1: Reading configuration data /Users/aditya.natarajan/.ssh/config
debug1: /Users/aditya.natarajan/.ssh/config line 1: Applying options for *
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 20: Applying options for *
debug2: resolving "10.34.109.199" port 22
debug2: ssh_connect_direct: needpriv 0
debug1: Connecting to 10.34.109.199 [10.34.109.199] port 22.
debug1: Connection established.
debug1: identity file /Users/aditya.natarajan/.ssh/id_rsa type 1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_rsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_dsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_dsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_ecdsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_ecdsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_ed25519 type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/aditya.natarajan/.ssh/id_ed25519-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_7.2
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.0p1 Debian-4+deb7u2
debug1: match: OpenSSH_6.0p1 Debian-4+deb7u2 pat OpenSSH* compat 0x04000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to 10.34.109.199:22 as 'aditya.natarajan'
debug3: hostkeys_foreach: reading file "/dev/null"
debug3: send packet: type 20
debug1: SSH2_MSG_KEXINIT sent
debug3: receive packet: type 20
debug1: SSH2_MSG_KEXINIT received
debug2: local client KEXINIT proposal
debug2: KEX algorithms: [email protected],ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,ext-info-c
debug2: host key algorithms: [email protected],[email protected],[email protected],[email protected],[email protected],ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519,rsa-sha2-512,rsa-sha2-256,ssh-rsa
debug2: ciphers ctos: [email protected],aes128-ctr,aes192-ctr,aes256-ctr,[email protected],[email protected],aes128-cbc,aes192-cbc,aes256-cbc,3des-cbc
debug2: ciphers stoc: [email protected],aes128-ctr,aes192-ctr,aes256-ctr,[email protected],[email protected],aes128-cbc,aes192-cbc,aes256-cbc,3des-cbc
debug2: MACs ctos: [email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: [email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none,[email protected],zlib
debug2: compression stoc: none,[email protected],zlib
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug2: peer server KEXINIT proposal
debug2: KEX algorithms: 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: host key algorithms: ssh-rsa,ssh-dss,ecdsa-sha2-nistp256
debug2: ciphers ctos: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,[email protected]
debug2: ciphers stoc: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,[email protected]
debug2: MACs ctos: hmac-md5,hmac-sha1,[email protected],hmac-sha2-256,hmac-sha2-256-96,hmac-sha2-512,hmac-sha2-512-96,hmac-ripemd160,[email protected],hmac-sha1-96,hmac-md5-96
debug2: MACs stoc: hmac-md5,hmac-sha1,[email protected],hmac-sha2-256,hmac-sha2-256-96,hmac-sha2-512,hmac-sha2-512-96,hmac-ripemd160,[email protected],hmac-sha1-96,hmac-md5-96
debug2: compression ctos: none,[email protected]
debug2: compression stoc: none,[email protected]
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug1: kex: algorithm: ecdh-sha2-nistp256
debug1: kex: host key algorithm: ecdsa-sha2-nistp256
debug1: kex: server->client cipher: aes128-ctr MAC: [email protected] compression: none
debug1: kex: client->server cipher: aes128-ctr MAC: [email protected] compression: none
debug3: send packet: type 30
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug3: receive packet: type 31
debug1: Server host key: ecdsa-sha2-nistp256 SHA256:FPlu50ts83bXVxf5oPNO40oS5u+WdOjVsY4m4NGm51E
debug3: hostkeys_foreach: reading file "/dev/null"
Warning: Permanently added '10.34.109.199' (ECDSA) to the list of known hosts.
debug3: send packet: type 21
debug2: set_newkeys: mode 1
debug1: rekey after 4294967296 blocks
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug3: receive packet: type 21
debug2: set_newkeys: mode 0
debug1: rekey after 4294967296 blocks
debug1: SSH2_MSG_NEWKEYS received
debug2: key: /Users/aditya.natarajan/.ssh/id_rsa (0x7f9640e02930)
debug2: key: /Users/aditya.natarajan/.ssh/id_dsa (0x0)
debug2: key: /Users/aditya.natarajan/.ssh/id_ecdsa (0x0)
debug2: key: /Users/aditya.natarajan/.ssh/id_ed25519 (0x0)
debug3: send packet: type 5
debug3: receive packet: type 6
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug3: send packet: type 50
debug3: receive packet: type 51
debug1: Authentications that can continue: publickey
debug3: start over, passed a different list publickey
debug3: preferred publickey
debug3: authmethod_lookup publickey
debug3: remaining preferred:
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /Users/aditya.natarajan/.ssh/id_rsa
debug3: send_pubkey_test
debug3: send packet: type 50
debug2: we sent a publickey packet, wait for reply
debug3: receive packet: type 60
debug1: Server accepts key: pkalg ssh-rsa blen 279
debug2: input_userauth_pk_ok: fp SHA256:H9btpHW7BB+2wqUGY33pLe2zUnTH+LJeU8wEAzxWQTY
debug3: sign_and_send_pubkey: RSA SHA256:H9btpHW7BB+2wqUGY33pLe2zUnTH+LJeU8wEAzxWQTY
debug1: Trying private key: /Users/aditya.natarajan/.ssh/id_dsa
debug3: no such identity: /Users/aditya.natarajan/.ssh/id_dsa: No such file or directory
debug1: Trying private key: /Users/aditya.natarajan/.ssh/id_ecdsa
debug3: no such identity: /Users/aditya.natarajan/.ssh/id_ecdsa: No such file or directory
debug1: Trying private key: /Users/aditya.natarajan/.ssh/id_ed25519
debug3: no such identity: /Users/aditya.natarajan/.ssh/id_ed25519: No such file or directory
debug2: we did not send a packet, disable method
debug1: No more authentication methods to try.
Permission denied (publickey).
这是不同用户的成功登录调试输出
OpenSSH_7.2p2, LibreSSL 2.4.1
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 20: Applying options for *
debug1: /etc/ssh/ssh_config line 103: Applying options for *
debug2: resolving "10.34.109.199" port 22
debug2: ssh_connect_direct: needpriv 0
debug1: Connecting to 10.34.109.199 [10.34.109.199] port 22.
debug1: Connection established.
debug1: identity file /Users/gaurav.prasad/.ssh/id_rsa type 1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_rsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_dsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_dsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_ecdsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_ecdsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_ed25519 type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/gaurav.prasad/.ssh/id_ed25519-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_7.2
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.0p1 Debian-4+deb7u2
debug1: match: OpenSSH_6.0p1 Debian-4+deb7u2 pat OpenSSH* compat 0x04000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to 10.34.109.199:22 as 'gaurav.prasad'
debug3: hostkeys_foreach: reading file "/Users/gaurav.prasad/.ssh/known_hosts"
debug3: record_hostkey: found key type RSA in file /Users/gaurav.prasad/.ssh/known_hosts:453
debug3: load_hostkeys: loaded 1 keys from 10.34.109.199
debug3: order_hostkeyalgs: prefer hostkeyalgs: [email protected],rsa-sha2-512,rsa-sha2-256,ssh-rsa
debug3: send packet: type 20
debug1: SSH2_MSG_KEXINIT sent
debug3: receive packet: type 20
debug1: SSH2_MSG_KEXINIT received
debug2: local client KEXINIT proposal
debug2: KEX algorithms: [email protected],ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,ext-info-c
debug2: host key algorithms: [email protected],rsa-sha2-512,rsa-sha2-256,ssh-rsa,[email protected],[email protected],[email protected],[email protected],ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519
debug2: ciphers ctos: [email protected],aes128-ctr,aes192-ctr,aes256-ctr,[email protected],[email protected],aes128-cbc,aes192-cbc,aes256-cbc,3des-cbc
debug2: ciphers stoc: [email protected],aes128-ctr,aes192-ctr,aes256-ctr,[email protected],[email protected],aes128-cbc,aes192-cbc,aes256-cbc,3des-cbc
debug2: MACs ctos: [email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: [email protected],[email protected],[email protected],[email protected],[email protected],[email protected],[email protected],hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none,[email protected],zlib
debug2: compression stoc: none,[email protected],zlib
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug2: peer server KEXINIT proposal
debug2: KEX algorithms: 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: host key algorithms: ssh-rsa,ssh-dss,ecdsa-sha2-nistp256
debug2: ciphers ctos: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,[email protected]
debug2: ciphers stoc: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,[email protected]
debug2: MACs ctos: hmac-md5,hmac-sha1,[email protected],hmac-sha2-256,hmac-sha2-256-96,hmac-sha2-512,hmac-sha2-512-96,hmac-ripemd160,[email protected],hmac-sha1-96,hmac-md5-96
debug2: MACs stoc: hmac-md5,hmac-sha1,[email protected],hmac-sha2-256,hmac-sha2-256-96,hmac-sha2-512,hmac-sha2-512-96,hmac-ripemd160,[email protected],hmac-sha1-96,hmac-md5-96
debug2: compression ctos: none,[email protected]
debug2: compression stoc: none,[email protected]
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug1: kex: algorithm: ecdh-sha2-nistp256
debug1: kex: host key algorithm: ssh-rsa
debug1: kex: server->client cipher: aes128-ctr MAC: [email protected] compression: none
debug1: kex: client->server cipher: aes128-ctr MAC: [email protected] compression: none
debug3: send packet: type 30
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug3: receive packet: type 31
debug1: Server host key: ssh-rsa SHA256:tXH70uT2Fsp4oquBhCbnSfuH0xdYTr0M4LX7uhjhmu0
debug3: hostkeys_foreach: reading file "/Users/gaurav.prasad/.ssh/known_hosts"
debug3: record_hostkey: found key type RSA in file /Users/gaurav.prasad/.ssh/known_hosts:453
debug3: load_hostkeys: loaded 1 keys from 10.34.109.199
debug1: Host '10.34.109.199' is known and matches the RSA host key.
debug1: Found key in /Users/gaurav.prasad/.ssh/known_hosts:453
debug3: send packet: type 21
debug2: set_newkeys: mode 1
debug1: rekey after 4294967296 blocks
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug3: receive packet: type 21
debug2: set_newkeys: mode 0
debug1: rekey after 4294967296 blocks
debug1: SSH2_MSG_NEWKEYS received
debug2: key: /Users/gaurav.prasad/.ssh/id_rsa (0x7fd3f1f00600)
debug2: key: /Users/gaurav.prasad/.ssh/id_dsa (0x0)
debug2: key: /Users/gaurav.prasad/.ssh/id_ecdsa (0x0)
debug2: key: /Users/gaurav.prasad/.ssh/id_ed25519 (0x0)
debug3: send packet: type 5
debug3: receive packet: type 6
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug3: send packet: type 50
debug3: receive packet: type 51
debug1: Authentications that can continue: publickey
debug3: start over, passed a different list publickey
debug3: preferred publickey,keyboard-interactive,password
debug3: authmethod_lookup publickey
debug3: remaining preferred: keyboard-interactive,password
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /Users/gaurav.prasad/.ssh/id_rsa
debug3: send_pubkey_test
debug3: send packet: type 50
debug2: we sent a publickey packet, wait for reply
debug3: receive packet: type 60
debug1: Server accepts key: pkalg ssh-rsa blen 279
debug2: input_userauth_pk_ok: fp SHA256:QmBK5AxNY234TdAkcDhM2pO8X8ip4irvMae0AyygbnA
debug3: sign_and_send_pubkey: RSA SHA256:QmBK5AxNY234TdAkcDhM2pO8X8ip4irvMae0AyygbnA
debug2: storing passphrase in keychain
debug3: Search for existing item with query: {
acct = "/Users/gaurav.prasad/.ssh/id_rsa";
agrp = "com.apple.ssh.passphrases";
class = genp;
labl = "SSH: /Users/gaurav.prasad/.ssh/id_rsa";
nleg = 1;
"r_Ref" = 1;
svce = OpenSSH;
}
debug3: Item already exists in the keychain, updating.
debug3: send packet: type 50
debug3: receive packet: type 52
debug1: Authentication succeeded (publickey).
Authenticated to 10.34.109.199 ([10.34.109.199]:22).
debug1: channel 0: new [client-session]
debug3: ssh_session2_open: channel_new: 0
debug2: channel 0: send open
debug3: send packet: type 90
debug1: Requesting [email protected]
debug3: send packet: type 80
debug1: Entering interactive session.
debug1: pledge: network
debug3: receive packet: type 91
debug2: callback start
debug2: fd 3 setting TCP_NODELAY
debug3: ssh_packet_set_tos: set IP_TOS 0x10
debug2: client_session2_setup: id 0
debug2: channel 0: request pty-req confirm 1
debug3: send packet: type 98
debug1: Sending environment.
debug3: Ignored env TERM_PROGRAM
debug3: Ignored env TERM
debug3: Ignored env SHELL
debug3: Ignored env HISTSIZE
debug3: Ignored env TMPDIR
debug3: Ignored env DOCKER_HOST
debug3: Ignored env GRADLE_HOME
debug3: Ignored env Apple_PubSub_Socket_Render
debug3: Ignored env TERM_PROGRAM_VERSION
debug3: Ignored env TERM_SESSION_ID
debug3: Ignored env HISTFILESIZE
debug3: Ignored env USER
debug3: Ignored env HBASE_HOME
debug3: Ignored env SSH_AUTH_SOCK
debug3: Ignored env __CF_USER_TEXT_ENCODING
debug3: Ignored env DOCKER_TLS_VERIFY
debug3: Ignored env MAVEN_HOME
debug3: Ignored env PATH
debug3: Ignored env PWD
debug3: Ignored env JAVA_HOME
debug3: Ignored env ITERM_PROFILE
debug3: Ignored env XPC_FLAGS
debug3: Ignored env HISTIGNORE
debug3: Ignored env HISTCONTROL
debug3: Ignored env XPC_SERVICE_NAME
debug3: Ignored env DOCKER_CERT_PATH
debug3: Ignored env SHLVL
debug3: Ignored env HOME
debug3: Ignored env ITERM_SESSION_ID
debug3: Ignored env LOGNAME
debug3: Ignored env RABBITMQ_HOME
debug1: Sending env LC_CTYPE = UTF-8
debug2: channel 0: request env confirm 0
debug3: send packet: type 98
debug3: Ignored env PROMPT_COMMAND
debug3: Ignored env DISPLAY
debug3: Ignored env HISTTIMEFORMAT
debug3: Ignored env _
debug2: channel 0: request shell confirm 1
debug3: send packet: type 98
debug2: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: PTY allocation request accepted on channel 0
debug2: channel 0: rcvd adjust 2097152
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: shell request accepted on channel 0
Linux debian 3.2.0-4-amd64 #1 SMP Debian 3.2.68-1+deb7u2 x86_64
The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.
Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Wed Oct 12 15:05:51 2016 from 172.20.52.62
gaurav.prasad@prod-europa-secondary953-361171:~$ hostname -i
10.34.109.199
但我的密钥存在于 .ssh 中并且权限似乎没问题。或者我错过了什么？
ls -alF .ssh/
total 168
drwx------ 8 aditya.natarajan FKIPL\Domain Users 272 Oct 7 17:36 ./
drwxr-xr-x+ 81 aditya.natarajan FKIPL\Domain Users 2754 Oct 7 17:41 ../
-rw------- 1 aditya.natarajan FKIPL\Domain Users 3327 Mar 1 2016 co-user
-rw------- 1 aditya.natarajan FKIPL\Domain Users 734 Mar 1 2016 co-user.pub
-rw------- 1 aditya.natarajan FKIPL\Domain Users 75 Sep 29 19:42 config
-rw------- 1 aditya.natarajan FKIPL\Domain Users 1766 Jul 8 2015 id_rsa
-rw------- 1 aditya.natarajan FKIPL\Domain Users 417 Jul 8 2015 id_rsa.pub
-rw------- 1 aditya.natarajan FKIPL\Domain Users 64233 Sep 29 17:55 known_h