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我正在尝试编写与openssh的-oProxyCommand兼容的实用程序。我写了一个实用程序,它是一个透明的套接字到一个SSH连接(或任何东西)。虽然它采取了一些调试,但我相当确信它确实工作正常(手动IO测试,大型二进制文件传输全部工作)。我应该如何编写我的ssh代理命令?
OpenSSH将无法使用它。我不知道为什么。我必须保证交付某些块大小或类似的东西吗?
下面是一个例子审判与调试输出运行:
cletus:Desktop jdizzle$ ssh -v -oProxyCommand='python ./tunnel_client.py 127.0.0.1 22 2>/dev/null' 127.0.0.1
OpenSSH_5.2p1, OpenSSL 0.9.8l 5 Nov 2009
debug1: Reading configuration data /path/jdizzle/.ssh/config
debug1: Reading configuration data /etc/ssh_config
debug1: auto-mux: Trying existing master
debug1: Executing proxy command: exec python ./tunnel_client.py 127.0.0.1 22 2>/dev/null
debug1: identity file /path/jdizzle/.ssh/identity type -1
debug1: identity file /path/jdizzle/.ssh/id_rsa type -1
debug1: identity file /path/jdizzle/.ssh/id_dsa type -1
debug1: permanently_drop_suid: 501
debug1: Remote protocol version 2.0, remote software version OpenSSH_5.1
debug1: match: OpenSSH_5.1 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_5.2
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
Received disconnect from UNKNOWN: 2: Bad packet length 1546673200.
,它的解密块在陌生的路上,这一事实导致相信我管工作不正常,但我已经运行它通过各种试验,并且不会错过一个节拍。我错过了什么?