Date: Sat, 14 Sep 2019 08:36:41 -0400 From: Aryeh Friedman <aryeh.friedman@gmail.com> To: MJ <mjose00@optusnet.com.au> Cc: FreeBSD Mailing List <freebsd-questions@freebsd.org> Subject: Re: OT: My ssh authorized_keys doesn't work with nfs/nis Message-ID: <CAGBxaXn5u196cK_iSjMXLjvEBZe-bDjsJmYMjDspc-dOBJc=AQ@mail.gmail.com> In-Reply-To: <5bd0de7e-cf45-36bc-f428-2db37e76b5b9@optusnet.com.au> References: <CAGBxaXkVQNE6deyWs9JXh9vqmKz8tLc9HfqC8ZmBLrK2jv7p3A@mail.gmail.com> <5bd0de7e-cf45-36bc-f428-2db37e76b5b9@optusnet.com.au>
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On Sat, Sep 14, 2019 at 8:21 AM MJ <mjose00@optusnet.com.au> wrote: > > > On 14/09/2019 5:39 pm, Aryeh Friedman wrote: > > My ~/.ssh/authorized_keys files works fine on a machine that is not in my > > NIS domain but when I copy my id_rsa.pub (which is what I did to create > the > > non-NIS authorized_keys) to my NIS account and give it the same > permissions > > as the working machine it insists on asking for a password. > > > > ssh faraway (non-NIS machine) > > does not ask for a password > > but > > ssh nearby (NIS machine) does > > > Try ssh -vvv. See if that informs you more. > One the first things I tried (I spent hours on the before posting): aryeh% ssh -vvv aryeh@timeless (aka "nearby") OpenSSH_7.8p1, OpenSSL 1.1.1a-freebsd 20 Nov 2018 debug1: Reading configuration data /etc/ssh/ssh_config debug2: resolving "timeless.lan.fnwe.net" port 22 debug2: ssh_connect_direct debug1: Connecting to timeless.lan.fnwe.net [192.168.11.102] port 22. debug1: Connection established. debug1: identity file /home/aryeh/.ssh/id_rsa type 0 debug1: identity file /home/aryeh/.ssh/id_rsa-cert type -1 debug1: identity file /home/aryeh/.ssh/id_dsa type -1 debug1: identity file /home/aryeh/.ssh/id_dsa-cert type -1 debug1: identity file /home/aryeh/.ssh/id_ecdsa type -1 debug1: identity file /home/aryeh/.ssh/id_ecdsa-cert type -1 debug1: identity file /home/aryeh/.ssh/id_ed25519 type -1 debug1: identity file /home/aryeh/.ssh/id_ed25519-cert type -1 debug1: identity file /home/aryeh/.ssh/id_xmss type -1 debug1: identity file /home/aryeh/.ssh/id_xmss-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_7.8 FreeBSD-20180909 debug1: Remote protocol version 2.0, remote software version OpenSSH_7.5 FreeBSD-20170903 debug1: match: OpenSSH_7.5 FreeBSD-20170903 pat OpenSSH_7.0*,OpenSSH_7.1*,OpenSSH_7.2*,OpenSSH_7.3*,OpenSSH_7.4*,OpenSSH_7.5*,OpenSSH_7.6*,OpenSSH_7.7* compat 0x04000002 debug2: fd 3 setting O_NONBLOCK debug1: Authenticating to timeless.lan.fnwe.net:22 as 'aryeh' debug3: Fssh_hostkeys_foreach: reading file "/home/aryeh/.ssh/known_hosts" debug3: Fssh_record_hostkey: found key type ECDSA in file /home/aryeh/.ssh/known_hosts:1 debug3: Fssh_load_hostkeys: loaded 1 keys from timeless.lan.fnwe.net debug3: order_hostkeyalgs: prefer hostkeyalgs: ecdsa-sha2-nistp256-cert-v01@openssh.com, ecdsa-sha2-nistp384-cert-v01@openssh.com, ecdsa-sha2-nistp521-cert-v01@openssh.com ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521 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: curve25519-sha256,curve25519-sha256@libssh.org ,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1,ext-info-c debug2: host key algorithms: ecdsa-sha2-nistp256-cert-v01@openssh.com, ecdsa-sha2-nistp384-cert-v01@openssh.com, ecdsa-sha2-nistp521-cert-v01@openssh.com ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521, ssh-ed25519-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com, rsa-sha2-256-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com ,ssh-ed25519,rsa-sha2-512,rsa-sha2-256,ssh-rsa debug2: ciphers ctos: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: ciphers stoc: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: MACs ctos: 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 debug2: MACs stoc: 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 debug2: compression ctos: none,zlib@openssh.com,zlib debug2: compression stoc: none,zlib@openssh.com,zlib debug2: languages ctos: debug2: languages stoc: debug2: first_kex_follows 0 debug2: reserved 0 debug2: peer server KEXINIT proposal debug2: KEX algorithms: curve25519-sha256,curve25519-sha256@libssh.org ,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1 debug2: host key algorithms: ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 debug2: ciphers ctos: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: ciphers stoc: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: MACs ctos: 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 debug2: MACs stoc: 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 debug2: compression ctos: none,zlib@openssh.com debug2: compression stoc: none,zlib@openssh.com debug2: languages ctos: debug2: languages stoc: debug2: first_kex_follows 0 debug2: reserved 0 debug1: kex: algorithm: curve25519-sha256 debug1: kex: host key algorithm: ecdsa-sha2-nistp256 debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none debug3: send packet: type 30 debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug3: receive packet: type 31 debug1: Server host key: ecdsa-sha2-nistp256 SHA256:p3BzCuoOHDdBRZTpU1pUBzm1ggZ54+xvOgQsqnBMIaw debug3: verify_host_key_dns DNS lookup error: general failure debug3: Fssh_hostkeys_foreach: reading file "/home/aryeh/.ssh/known_hosts" debug3: Fssh_record_hostkey: found key type ECDSA in file /home/aryeh/.ssh/known_hosts:1 debug3: Fssh_load_hostkeys: loaded 1 keys from timeless.lan.fnwe.net debug1: Host 'timeless.lan.fnwe.net' is known and matches the ECDSA host key. debug1: Found key in /home/aryeh/.ssh/known_hosts:1 debug3: send packet: type 21 debug2: set_newkeys: mode 1 debug1: rekey after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug3: receive packet: type 21 debug1: SSH2_MSG_NEWKEYS received debug2: set_newkeys: mode 0 debug1: rekey after 134217728 blocks debug2: key: /home/aryeh/.ssh/id_rsa (0x80308a000) debug2: key: /home/aryeh/.ssh/id_dsa (0x0) debug2: key: /home/aryeh/.ssh/id_ecdsa (0x0) debug2: key: /home/aryeh/.ssh/id_ed25519 (0x0) debug2: key: /home/aryeh/.ssh/id_xmss (0x0) debug3: send packet: type 5 debug3: receive packet: type 7 debug1: SSH2_MSG_EXT_INFO received debug1: Fssh_kex_input_ext_info: server-sig-algs=<ssh-ed25519,ssh-rsa,rsa-sha2-256,rsa-sha2-512,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521> 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,keyboard-interactive debug3: start over, passed a different list publickey,keyboard-interactive 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 public key: RSA SHA256:p0RVefXW440C9qPB6/k3XC5PONDCcsSgJ8YGWzIGnRM /home/aryeh/.ssh/id_rsa debug3: send packet: type 50 debug2: we sent a publickey packet, wait for reply debug3: receive packet: type 51 debug1: Authentications that can continue: publickey,keyboard-interactive debug1: Trying private key: /home/aryeh/.ssh/id_dsa debug3: no such identity: /home/aryeh/.ssh/id_dsa: No such file or directory debug1: Trying private key: /home/aryeh/.ssh/id_ecdsa debug3: no such identity: /home/aryeh/.ssh/id_ecdsa: No such file or directory debug1: Trying private key: /home/aryeh/.ssh/id_ed25519 debug3: no such identity: /home/aryeh/.ssh/id_ed25519: No such file or directory debug1: Trying private key: /home/aryeh/.ssh/id_xmss debug3: no such identity: /home/aryeh/.ssh/id_xmss: No such file or directory debug2: we did not send a packet, disable method debug3: authmethod_lookup keyboard-interactive debug3: remaining preferred: password debug3: authmethod_is_enabled keyboard-interactive debug1: Next authentication method: keyboard-interactive debug2: userauth_kbdint debug3: send packet: type 50 debug2: we sent a keyboard-interactive packet, wait for reply debug3: receive packet: type 60 debug2: input_userauth_info_req debug2: input_userauth_info_req: num_prompts 1 and for faraway: aryeh% ssh -vvv aryeh@faraway OpenSSH_7.8p1, OpenSSL 1.1.1a-freebsd 20 Nov 2018 debug1: Reading configuration data /etc/ssh/ssh_config debug2: resolving "faraway" port 22 debug2: ssh_connect_direct debug1: Connecting to faraway [xxx.xxx.xxx.xxx] port 22. debug1: Connection established. debug1: identity file /home/aryeh/.ssh/id_rsa type 0 debug1: identity file /home/aryeh/.ssh/id_rsa-cert type -1 debug1: identity file /home/aryeh/.ssh/id_dsa type -1 debug1: identity file /home/aryeh/.ssh/id_dsa-cert type -1 debug1: identity file /home/aryeh/.ssh/id_ecdsa type -1 debug1: identity file /home/aryeh/.ssh/id_ecdsa-cert type -1 debug1: identity file /home/aryeh/.ssh/id_ed25519 type -1 debug1: identity file /home/aryeh/.ssh/id_ed25519-cert type -1 debug1: identity file /home/aryeh/.ssh/id_xmss type -1 debug1: identity file /home/aryeh/.ssh/id_xmss-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_7.8 FreeBSD-20180909 debug1: Remote protocol version 2.0, remote software version OpenSSH_7.5 FreeBSD-20170903 debug1: match: OpenSSH_7.5 FreeBSD-20170903 pat OpenSSH_7.0*,OpenSSH_7.1*,OpenSSH_7.2*,OpenSSH_7.3*,OpenSSH_7.4*,OpenSSH_7.5*,OpenSSH_7.6*,OpenSSH_7.7* compat 0x04000002 debug2: fd 3 setting O_NONBLOCK debug1: Authenticating to faraway:22 as 'aryeh' debug3: Fssh_hostkeys_foreach: reading file "/home/aryeh/.ssh/known_hosts" 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: curve25519-sha256,curve25519-sha256@libssh.org ,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1,ext-info-c debug2: host key algorithms: 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, rsa-sha2-512-cert-v01@openssh.com,rsa-sha2-256-cert-v01@openssh.com, ssh-rsa-cert-v01@openssh.com ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519,rsa-sha2-512,rsa-sha2-256,ssh-rsa debug2: ciphers ctos: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: ciphers stoc: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: MACs ctos: 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 debug2: MACs stoc: 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 debug2: compression ctos: none,zlib@openssh.com,zlib debug2: compression stoc: none,zlib@openssh.com,zlib debug2: languages ctos: debug2: languages stoc: debug2: first_kex_follows 0 debug2: reserved 0 debug2: peer server KEXINIT proposal debug2: KEX algorithms: curve25519-sha256,curve25519-sha256@libssh.org ,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1 debug2: host key algorithms: ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 debug2: ciphers ctos: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: ciphers stoc: chacha20-poly1305@openssh.com ,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com, aes256-gcm@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc debug2: MACs ctos: 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 debug2: MACs stoc: 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 debug2: compression ctos: none,zlib@openssh.com debug2: compression stoc: none,zlib@openssh.com debug2: languages ctos: debug2: languages stoc: debug2: first_kex_follows 0 debug2: reserved 0 debug1: kex: algorithm: curve25519-sha256 debug1: kex: host key algorithm: ecdsa-sha2-nistp256 debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none debug3: send packet: type 30 debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug3: receive packet: type 31 debug1: Server host key: ecdsa-sha2-nistp256 SHA256:X1gmK2fPzWSRMyxyY5aul0KdVjFGBWhSndOF6YJ5eL0 debug3: verify_host_key_dns DNS lookup error: general failure debug3: Fssh_hostkeys_foreach: reading file "/home/aryeh/.ssh/known_hosts" The authenticity of host 'faraway (xxx.xxx.xxx.xxx)' can't be established. ECDSA key fingerprint is SHA256:X1gmK2fPzWSRMyxyY5aul0KdVjFGBWhSndOF6YJ5eL0. No matching host key fingerprint found in DNS. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added 'faraway' (ECDSA) to the list of known hosts. debug3: send packet: type 21 debug2: set_newkeys: mode 1 debug1: rekey after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug3: receive packet: type 21 debug1: SSH2_MSG_NEWKEYS received debug2: set_newkeys: mode 0 debug1: rekey after 134217728 blocks debug2: key: /home/aryeh/.ssh/id_rsa (0x80308a000) debug2: key: /home/aryeh/.ssh/id_dsa (0x0) debug2: key: /home/aryeh/.ssh/id_ecdsa (0x0) debug2: key: /home/aryeh/.ssh/id_ed25519 (0x0) debug2: key: /home/aryeh/.ssh/id_xmss (0x0) debug3: send packet: type 5 debug3: receive packet: type 7 debug1: SSH2_MSG_EXT_INFO received debug1: Fssh_kex_input_ext_info: server-sig-algs=<ssh-ed25519,ssh-rsa,rsa-sha2-256,rsa-sha2-512,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521> 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,keyboard-interactive debug3: start over, passed a different list publickey,keyboard-interactive 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 public key: RSA SHA256:p0RVefXW440C9qPB6/k3XC5PONDCcsSgJ8YGWzIGnRM /home/aryeh/.ssh/id_rsa debug3: send packet: type 50 debug2: we sent a publickey packet, wait for reply debug3: receive packet: type 60 debug1: Server accepts key: pkalg rsa-sha2-512 blen 279 debug2: input_userauth_pk_ok: fp SHA256:p0RVefXW440C9qPB6/k3XC5PONDCcsSgJ8YGWzIGnRM debug3: sign_and_send_pubkey: RSA SHA256:p0RVefXW440C9qPB6/k3XC5PONDCcsSgJ8YGWzIGnRM debug3: sign_and_send_pubkey: signing using rsa-sha2-512 debug3: send packet: type 50 debug3: receive packet: type 52 debug1: Authentication succeeded (publickey). Authenticated to faraway ([xxx.xxx.xxx.xxx]: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 no-more-sessions@openssh.com debug3: send packet: type 80 debug1: Entering interactive session. debug1: pledge: network debug3: receive packet: type 80 debug1: client_input_global_request: rtype hostkeys-00@openssh.com want_reply 0 debug3: receive packet: type 91 debug2: Fssh_channel_input_open_confirmation: channel 0: callback start debug2: fd 3 setting TCP_NODELAY debug3: Fssh_ssh_packet_set_tos: set IP_TOS 0x48 debug2: client_session2_setup: id 0 debug2: channel 0: request pty-req confirm 1 debug3: send packet: type 98 debug2: channel 0: request shell confirm 1 debug3: send packet: type 98 debug2: Fssh_channel_input_open_confirmation: channel 0: callback done debug2: channel 0: open confirm rwindow 0 rmax 32768 debug3: receive packet: type 99 debug2: Fssh_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: Fssh_channel_input_status_confirm: type 99 id 0 debug2: shell request accepted on channel 0 -- Aryeh M. Friedman, Lead Developer, http://www.PetiteCloud.org
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