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nvmet-tcp: enable TLS handshake upcall

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TLS handshake is handled in userspace with the netlink tls handshake
protocol.

The patch adds a function to start the TLS handshake upcall for any
incoming network connections if the TCP TSAS sectype is set to 'tls1.3'.

A config option NVME_TARGET_TCP_TLS selects whether the TLS handshake
upcall should be compiled in.  The patch also adds reference counting
to struct nvmet_tcp_queue to ensure the queue is always valid when the
the TLS handshake completes.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Keith Busch <kbusch@kernel.org>
This commit is contained in:
Hannes Reinecke
2023-08-24 16:39:23 +02:00
committed by Keith Busch
parent eb398812bd
commit 675b453e02
4 changed files with 187 additions and 4 deletions
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1
drivers/nvme/target/nvmet.h
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@@ -158,6 +158,7 @@ struct nvmet_port {
struct config_group ana_groups_group;
struct nvmet_ana_group ana_default_group;
enum nvme_ana_state *ana_state;
struct key *keyring;
void *priv;
bool enabled;
int inline_data_size;