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Re: libcurl configuration for sftp
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From: Michael Loutris via curl-library <curl-library_at_cool.haxx.se>
Date: Wed, 14 Oct 2020 09:06:14 -0500 (CDT)
> On 10/14/2020 12:35 AM Dan Fandrich via curl-library <curl-library_at_cool.haxx.se> wrote:
>
>
> On Tue, Oct 13, 2020 at 06:42:50PM -0500, Michael Loutris via curl-library wrote:
> > I am trying to securely transfer a file between two windows 10 devices, and I
> > get error 67, "CURLE_LOGIN_DENIED" when calling curl_easy_perform(). All of
> > the curl_easy_setopt() calls return success.
> >
> > The server has been configured as an SSH server using OpenSSH for Windows 10
> > and using OpenSSH commands from a Windows command prompt are successful in
> > transferring files.
>
> When you use these commands, does the logging show that authentication is
> performed with username+password, or is it being done with a key? Is the key
> encrypted on disk?
>
> Dan
> -------------------------------------------------------------------
Logging shows that authentication is done with a non-encrypted key.
C:\Users\my.name>sftp -vvv -i "c:\Users\my.name\id_rsa" -b "batch.txt" REMOTE_SERVER_at_189.76.11.54
debug3: spawning "C:\\WINDOWS\\System32\\OpenSSH\\ssh.exe" "-oForwardX11 no" "-oForwardAgent no" "-oPermitLocalCommand no" "-oClearAllForwardings yes" "-v" "-v" "-v" "-i" "c:\\Users\\my.name\\id_rsa" "-obatchmode yes" "-oProtocol 2" "-s" "--" "REMOTE_SERVER_at_189.76.11.54" "sftp"
OpenSSH_for_Windows_7.7p1, LibreSSL 2.6.5
debug1: Reading configuration data C:\\Users\\my.name/.ssh/config
debug3: Failed to open file:C:/ProgramData/ssh/ssh_config error:2
debug2: resolve_canonicalize: hostname 189.76.11.54 is address
debug2: ssh_connect_direct: needpriv 0
debug1: Connecting to 189.76.11.54 [189.76.11.54] port 22.
debug1: Connection established.
...
debug1: Local version string SSH-2.0-OpenSSH_for_Windows_7.7
debug1: Remote protocol version 2.0, remote software version OpenSSH_for_Windows_7.7
debug1: match: OpenSSH_for_Windows_7.7 pat OpenSSH* compat 0x04000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to 189.76.11.54:22 as 'REMOTE_SERVER'
debug3: hostkeys_foreach: reading file "C:\\Users\\my.name/.ssh/known_hosts"
debug3: record_hostkey: found key type RSA in file C:\\Users\\my.name/.ssh/known_hosts:3
debug3: load_hostkeys: loaded 1 keys from 189.76.11.54
...
debug3: order_hostkeyalgs: prefer hostkeyalgs: ssh-rsa-cert-v01_at_openssh.com,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: curve25519-sha256,curve25519-sha256_at_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-group-exchange-sha1,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1,ext-info-c
debug2: host key algorithms: ssh-rsa-cert-v01_at_openssh.com,rsa-sha2-512,rsa-sha2-256,ssh-rsa,ecdsa-sha2-nistp256-cert-v01_at_openssh.com,ecdsa-sha2-nistp384-cert-v01_at_openssh.com,ecdsa-sha2-nistp521-cert-v01_at_openssh.com,ssh-ed25519-cert-v01_at_openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519
debug2: ciphers ctos: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: ciphers stoc: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: MACs ctos: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none
debug2: compression stoc: none
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_at_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
debug2: ciphers ctos: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: ciphers stoc: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: MACs ctos: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none
debug2: compression stoc: none
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug1: kex: algorithm: curve25519-sha256
debug1: kex: host key algorithm: rsa-sha2-512
debug1: kex: server->client cipher: chacha20-poly1305_at_openssh.com MAC: <implicit> compression: none
debug1: kex: client->server cipher: chacha20-poly1305_at_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: ssh-rsa SHA256:xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
debug3: hostkeys_foreach: reading file "C:\\Users\\my.name/.ssh/known_hosts"
debug3: record_hostkey: found key type RSA in file C:\\Users\\my.name/.ssh/known_hosts:3
debug3: load_hostkeys: loaded 1 keys from 189.76.11.54
...
debug1: Host '189.76.11.54' is known and matches the RSA host key.
debug1: Found key in C:\\Users\\my.name/.ssh/known_hosts:3
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: c:\\Users\\my.name\\id_rsa (0000000000000000), explicit
debug2: key: C:\\Users\\my.name/.ssh/RDA_default_rsa.priv (0000000000000000), explicit
debug2: key: C:\\Users\\my.name/.ssh/RDA_operation_rsa.priv (0000000000000000), explicit
debug3: send packet: type 5
debug3: receive packet: type 7
debug1: SSH2_MSG_EXT_INFO received
debug1: 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,password,keyboard-interactive
debug3: start over, passed a different list publickey,password,keyboard-interactive
debug3: preferred publickey
debug3: authmethod_lookup publickey
debug3: remaining preferred:
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Trying private key: c:\\Users\\my.name\\id_rsa
debug3: sign_and_send_pubkey: RSA SHA256:h5YZ8h6HbdMEOxAtGPBOS5H1MBLLydTINmgxVrG2hTc
debug3: send packet: type 50
debug2: we sent a publickey packet, wait for reply
debug3: receive packet: type 52
debug1: Authentication succeeded (publickey).
Authenticated to 189.76.11.54 ([189.76.11.54]: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_at_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_at_openssh.com want_reply 0
debug3: receive packet: type 91
debug2: channel_input_open_confirmation: channel 0: callback start
debug2: fd 3 setting TCP_NODELAY
debug2: client_session2_setup: id 0
debug1: Sending subsystem: sftp
debug2: channel 0: request subsystem confirm 1
debug3: send packet: type 98
debug2: channel_input_open_confirmation: channel 0: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug2: channel 0: rcvd adjust 2097152
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: subsystem request accepted on channel 0
debug2: Remote version: 3
debug2: Server supports extension "posix-rename_at_openssh.com" revision 1
debug2: Server supports extension "statvfs_at_openssh.com" revision 2
debug2: Server supports extension "fstatvfs_at_openssh.com" revision 2
debug2: Server supports extension "hardlink_at_openssh.com" revision 1
debug2: Server supports extension "fsync_at_openssh.com" revision 1
debug3: Sent message fd 6 T:16 I:1
debug3: SSH_FXP_REALPATH . -> /D:/Users/remote.user_name size 0
sftp> put dest_file_name
debug3: Looking up dest_file_name
debug3: Sent message SSH2_FXP_OPEN I:2 P:/D:/Users/remote.user_name/dest_file_name
debug3: Sent message SSH2_FXP_WRITE I:3 O:0 S:15
debug3: SSH2_FXP_STATUS 0
debug3: In write loop, ack for 3 15 bytes at 0
debug3: Sent message SSH2_FXP_CLOSE I:3
debug3: SSH2_FXP_STATUS 0
debug2: channel 0: read<=0 rfd 4 len 0
debug2: channel 0: read failed
debug2: channel 0: close_read
debug2: channel 0: input open -> drain
debug2: channel 0: ibuf empty
debug2: channel 0: send eof
debug3: send packet: type 96
debug2: channel 0: input drain -> closed
debug3: receive packet: type 96
debug2: channel 0: rcvd eof
debug2: channel 0: output open -> drain
debug2: channel 0: obuf empty
debug2: channel 0: close_write
debug2: channel 0: output drain -> closed
debug3: receive packet: type 98
debug1: client_input_channel_req: channel 0 rtype exit-status reply 0
debug3: receive packet: type 97
debug2: channel 0: rcvd close
debug3: channel 0: will not send data after close
debug2: channel 0: almost dead
debug2: channel 0: gc: notify user
debug2: channel 0: gc: user detached
debug2: channel 0: send close
debug3: send packet: type 97
debug2: channel 0: is dead
debug2: channel 0: garbage collecting
debug1: channel 0: free: client-session, nchannels 1
debug3: channel 0: status: The following connections are open:
#0 client-session (t4 r0 i3/0 o3/0 fd -1/-1 cc -1)
debug3: send packet: type 1
debug3: fd 0 is not O_NONBLOCK
debug3: fd 1 is not O_NONBLOCK
Transferred: sent 2648, received 2776 bytes, in 0.8 seconds
Bytes per second: sent 3310.4, received 3470.5
debug1: Exit status 0
-------------------------------------------------------------------
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Etiquette: https://curl.haxx.se/mail/etiquette.html
Received on 2020-10-14
Date: Wed, 14 Oct 2020 09:06:14 -0500 (CDT)
> On 10/14/2020 12:35 AM Dan Fandrich via curl-library <curl-library_at_cool.haxx.se> wrote:
>
>
> On Tue, Oct 13, 2020 at 06:42:50PM -0500, Michael Loutris via curl-library wrote:
> > I am trying to securely transfer a file between two windows 10 devices, and I
> > get error 67, "CURLE_LOGIN_DENIED" when calling curl_easy_perform(). All of
> > the curl_easy_setopt() calls return success.
> >
> > The server has been configured as an SSH server using OpenSSH for Windows 10
> > and using OpenSSH commands from a Windows command prompt are successful in
> > transferring files.
>
> When you use these commands, does the logging show that authentication is
> performed with username+password, or is it being done with a key? Is the key
> encrypted on disk?
>
> Dan
> -------------------------------------------------------------------
Logging shows that authentication is done with a non-encrypted key.
C:\Users\my.name>sftp -vvv -i "c:\Users\my.name\id_rsa" -b "batch.txt" REMOTE_SERVER_at_189.76.11.54
debug3: spawning "C:\\WINDOWS\\System32\\OpenSSH\\ssh.exe" "-oForwardX11 no" "-oForwardAgent no" "-oPermitLocalCommand no" "-oClearAllForwardings yes" "-v" "-v" "-v" "-i" "c:\\Users\\my.name\\id_rsa" "-obatchmode yes" "-oProtocol 2" "-s" "--" "REMOTE_SERVER_at_189.76.11.54" "sftp"
OpenSSH_for_Windows_7.7p1, LibreSSL 2.6.5
debug1: Reading configuration data C:\\Users\\my.name/.ssh/config
debug3: Failed to open file:C:/ProgramData/ssh/ssh_config error:2
debug2: resolve_canonicalize: hostname 189.76.11.54 is address
debug2: ssh_connect_direct: needpriv 0
debug1: Connecting to 189.76.11.54 [189.76.11.54] port 22.
debug1: Connection established.
...
debug1: Local version string SSH-2.0-OpenSSH_for_Windows_7.7
debug1: Remote protocol version 2.0, remote software version OpenSSH_for_Windows_7.7
debug1: match: OpenSSH_for_Windows_7.7 pat OpenSSH* compat 0x04000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to 189.76.11.54:22 as 'REMOTE_SERVER'
debug3: hostkeys_foreach: reading file "C:\\Users\\my.name/.ssh/known_hosts"
debug3: record_hostkey: found key type RSA in file C:\\Users\\my.name/.ssh/known_hosts:3
debug3: load_hostkeys: loaded 1 keys from 189.76.11.54
...
debug3: order_hostkeyalgs: prefer hostkeyalgs: ssh-rsa-cert-v01_at_openssh.com,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: curve25519-sha256,curve25519-sha256_at_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-group-exchange-sha1,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1,ext-info-c
debug2: host key algorithms: ssh-rsa-cert-v01_at_openssh.com,rsa-sha2-512,rsa-sha2-256,ssh-rsa,ecdsa-sha2-nistp256-cert-v01_at_openssh.com,ecdsa-sha2-nistp384-cert-v01_at_openssh.com,ecdsa-sha2-nistp521-cert-v01_at_openssh.com,ssh-ed25519-cert-v01_at_openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519
debug2: ciphers ctos: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: ciphers stoc: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: MACs ctos: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none
debug2: compression stoc: none
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_at_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
debug2: ciphers ctos: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: ciphers stoc: chacha20-poly1305_at_openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm_at_openssh.com,aes256-gcm_at_openssh.com
debug2: MACs ctos: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: umac-64-etm_at_openssh.com,umac-128-etm_at_openssh.com,hmac-sha2-256-etm_at_openssh.com,hmac-sha2-512-etm_at_openssh.com,hmac-sha1-etm_at_openssh.com,umac-64_at_openssh.com,umac-128_at_openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none
debug2: compression stoc: none
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug1: kex: algorithm: curve25519-sha256
debug1: kex: host key algorithm: rsa-sha2-512
debug1: kex: server->client cipher: chacha20-poly1305_at_openssh.com MAC: <implicit> compression: none
debug1: kex: client->server cipher: chacha20-poly1305_at_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: ssh-rsa SHA256:xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
debug3: hostkeys_foreach: reading file "C:\\Users\\my.name/.ssh/known_hosts"
debug3: record_hostkey: found key type RSA in file C:\\Users\\my.name/.ssh/known_hosts:3
debug3: load_hostkeys: loaded 1 keys from 189.76.11.54
...
debug1: Host '189.76.11.54' is known and matches the RSA host key.
debug1: Found key in C:\\Users\\my.name/.ssh/known_hosts:3
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: c:\\Users\\my.name\\id_rsa (0000000000000000), explicit
debug2: key: C:\\Users\\my.name/.ssh/RDA_default_rsa.priv (0000000000000000), explicit
debug2: key: C:\\Users\\my.name/.ssh/RDA_operation_rsa.priv (0000000000000000), explicit
debug3: send packet: type 5
debug3: receive packet: type 7
debug1: SSH2_MSG_EXT_INFO received
debug1: 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,password,keyboard-interactive
debug3: start over, passed a different list publickey,password,keyboard-interactive
debug3: preferred publickey
debug3: authmethod_lookup publickey
debug3: remaining preferred:
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Trying private key: c:\\Users\\my.name\\id_rsa
debug3: sign_and_send_pubkey: RSA SHA256:h5YZ8h6HbdMEOxAtGPBOS5H1MBLLydTINmgxVrG2hTc
debug3: send packet: type 50
debug2: we sent a publickey packet, wait for reply
debug3: receive packet: type 52
debug1: Authentication succeeded (publickey).
Authenticated to 189.76.11.54 ([189.76.11.54]: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_at_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_at_openssh.com want_reply 0
debug3: receive packet: type 91
debug2: channel_input_open_confirmation: channel 0: callback start
debug2: fd 3 setting TCP_NODELAY
debug2: client_session2_setup: id 0
debug1: Sending subsystem: sftp
debug2: channel 0: request subsystem confirm 1
debug3: send packet: type 98
debug2: channel_input_open_confirmation: channel 0: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug2: channel 0: rcvd adjust 2097152
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: subsystem request accepted on channel 0
debug2: Remote version: 3
debug2: Server supports extension "posix-rename_at_openssh.com" revision 1
debug2: Server supports extension "statvfs_at_openssh.com" revision 2
debug2: Server supports extension "fstatvfs_at_openssh.com" revision 2
debug2: Server supports extension "hardlink_at_openssh.com" revision 1
debug2: Server supports extension "fsync_at_openssh.com" revision 1
debug3: Sent message fd 6 T:16 I:1
debug3: SSH_FXP_REALPATH . -> /D:/Users/remote.user_name size 0
sftp> put dest_file_name
debug3: Looking up dest_file_name
debug3: Sent message SSH2_FXP_OPEN I:2 P:/D:/Users/remote.user_name/dest_file_name
debug3: Sent message SSH2_FXP_WRITE I:3 O:0 S:15
debug3: SSH2_FXP_STATUS 0
debug3: In write loop, ack for 3 15 bytes at 0
debug3: Sent message SSH2_FXP_CLOSE I:3
debug3: SSH2_FXP_STATUS 0
debug2: channel 0: read<=0 rfd 4 len 0
debug2: channel 0: read failed
debug2: channel 0: close_read
debug2: channel 0: input open -> drain
debug2: channel 0: ibuf empty
debug2: channel 0: send eof
debug3: send packet: type 96
debug2: channel 0: input drain -> closed
debug3: receive packet: type 96
debug2: channel 0: rcvd eof
debug2: channel 0: output open -> drain
debug2: channel 0: obuf empty
debug2: channel 0: close_write
debug2: channel 0: output drain -> closed
debug3: receive packet: type 98
debug1: client_input_channel_req: channel 0 rtype exit-status reply 0
debug3: receive packet: type 97
debug2: channel 0: rcvd close
debug3: channel 0: will not send data after close
debug2: channel 0: almost dead
debug2: channel 0: gc: notify user
debug2: channel 0: gc: user detached
debug2: channel 0: send close
debug3: send packet: type 97
debug2: channel 0: is dead
debug2: channel 0: garbage collecting
debug1: channel 0: free: client-session, nchannels 1
debug3: channel 0: status: The following connections are open:
#0 client-session (t4 r0 i3/0 o3/0 fd -1/-1 cc -1)
debug3: send packet: type 1
debug3: fd 0 is not O_NONBLOCK
debug3: fd 1 is not O_NONBLOCK
Transferred: sent 2648, received 2776 bytes, in 0.8 seconds
Bytes per second: sent 3310.4, received 3470.5
debug1: Exit status 0
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Received on 2020-10-14