An error is reported when starting sshd in the docker container

create container, set password, install openssh server startup error

use/usr/SBIN/sshd – D in the container to start the error report

[root@9d41c7f36c5e tmp]# /usr/sbin/sshd -d
debug1: sshd version OpenSSH_7.4, OpenSSL 1.0.2k-fips  26 Jan 2017
debug1: key_load_private: No such file or directory
debug1: key_load_public: No such file or directory
Could not load host key: /etc/ssh/ssh_host_rsa_key
debug1: key_load_private: No such file or directory
debug1: key_load_public: No such file or directory
Could not load host key: /etc/ssh/ssh_host_ecdsa_key
debug1: key_load_private: No such file or directory
debug1: key_load_public: No such file or directory
Could not load host key: /etc/ssh/ssh_host_ed25519_key
sshd: no hostkeys available -- exiting.

solution: 

# /usr/sbin/sshd-keygen -A
# ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key
# ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key

then restart
# /usr/sbin/sshd

 

Remote link

ssh root@ip -p 22

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