[PATCH 5/6] nvmeof-tcp/005: test bi-directional authentication

[Sagi Grimberg]

Hannes,

Should we add negative test cases for each of these tests?
Currently for some reason I'm able to connect even though
I provide the host a different dhchap_ctrl_key.

Controller:
--
# grep -r '' 
/sys/kernel/config/nvmet/hosts/nqn.2014-08.org.nvmexpress:uuid:b73ff014-2723-4114-aa8d-2f784ecba4f4
/sys/kernel/config/nvmet/hosts/nqn.2014-08.org.nvmexpress:uuid:b73ff014-2723-4114-aa8d-2f784ecba4f4/dhchap_dhgroup:null
/sys/kernel/config/nvmet/hosts/nqn.2014-08.org.nvmexpress:uuid:b73ff014-2723-4114-aa8d-2f784ecba4f4/dhchap_hash:hmac(sha512)
/sys/kernel/config/nvmet/hosts/nqn.2014-08.org.nvmexpress:uuid:b73ff014-2723-4114-aa8d-2f784ecba4f4/dhchap_ctrl_key:DHHC-1:03:M4ik+B5zPy9vqzH0Ef9sLWXLL7HQ1JEqx0IkhMWwNPc0tq8ZLkTQstMl1A9wkMFzzo52hJwQ0wP9GELWmUwUgFisuGw=:
/sys/kernel/config/nvmet/hosts/nqn.2014-08.org.nvmexpress:uuid:b73ff014-2723-4114-aa8d-2f784ecba4f4/dhchap_key:DHHC-1:03:ynOWXFT8AC/OlvuIkpQ1RQlDAuHz2axeP43zmws90yRhPHNP5HyDQSI3m+WCBKcUfl7gRraflcb7nHAHR5mTh9t22Js=:
--

Host (use same key for -S and -C):
--
# ./nvme connect -t tcp -a 192.168.123.1 -n testnqn1 -s 8009 -S 
"DHHC-1:03:ynOWXFT8AC/OlvuIkpQ1RQlDAuHz2axeP43zmws90yRhPHNP5HyDQSI3m+WCBKcUfl7gRraflcb7nHAHR5mTh9t22Js=:" 
-C 
"DHHC-1:03:ynOWXFT8AC/OlvuIkpQ1RQlDAuHz2axeP43zmws90yRhPHNP5HyDQSI3m+WCBKcUfl7gRraflcb7nHAHR5mTh9t22Js=:"
# nvme list
Node                  SN                   Model 
             Namespace Usage                      Format           FW Rev
--------------------- -------------------- 
---------------------------------------- --------- 
-------------------------- ---------------- --------
/dev/nvme0n1          c7ebe13b94f6ad3885c7 Linux 
             1         268.44  GB / 268.44  GB    512   B +  0 B   5.15.0-r
--

Am I doing something wrong?