diff options
Diffstat (limited to 'sbin/nvmecontrol/reconnect.c')
| -rw-r--r-- | sbin/nvmecontrol/reconnect.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/sbin/nvmecontrol/reconnect.c b/sbin/nvmecontrol/reconnect.c index adf1edac662b..06af40624177 100644 --- a/sbin/nvmecontrol/reconnect.c +++ b/sbin/nvmecontrol/reconnect.c @@ -27,6 +27,8 @@ static struct options { const char *transport; const char *hostnqn; uint32_t kato; + uint32_t reconnect_delay; + uint32_t controller_loss_timeout; uint16_t num_io_queues; uint16_t queue_size; bool data_digests; @@ -37,6 +39,8 @@ static struct options { .transport = "tcp", .hostnqn = NULL, .kato = NVMF_KATO_DEFAULT / 1000, + .reconnect_delay = NVMF_DEFAULT_RECONNECT_DELAY, + .controller_loss_timeout = NVMF_DEFAULT_CONTROLLER_LOSS, .num_io_queues = 1, .queue_size = 0, .data_digests = false, @@ -59,6 +63,7 @@ static int reconnect_nvm_controller(int fd, const struct nvmf_association_params *aparams, enum nvmf_trtype trtype, int adrfam, const char *address, const char *port, uint16_t cntlid, const char *subnqn, const char *hostnqn, uint32_t kato, + uint32_t reconnect_delay, uint32_t controller_loss_timeout, u_int num_io_queues, u_int queue_size, const struct nvme_discovery_log_entry *dle) { @@ -88,7 +93,7 @@ reconnect_nvm_controller(int fd, const struct nvmf_association_params *aparams, } error = nvmf_reconnect_host(fd, dle, hostnqn, admin, num_io_queues, io, - &cdata); + &cdata, reconnect_delay, controller_loss_timeout); if (error != 0) { warnc(error, "Failed to handoff queues to kernel"); free(io); @@ -137,7 +142,8 @@ reconnect_by_address(int fd, const nvlist_t *rparams, const char *addr) error = reconnect_nvm_controller(fd, &aparams, trtype, AF_UNSPEC, address, port, le16toh(dle->cntlid), subnqn, hostnqn, - opt.kato * 1000, opt.num_io_queues, opt.queue_size, NULL); + opt.kato * 1000, opt.reconnect_delay, opt.controller_loss_timeout, + opt.num_io_queues, opt.queue_size, NULL); free(subnqn); free(tofree); return (error); @@ -196,6 +202,8 @@ reconnect_by_params(int fd, const nvlist_t *rparams) address, port, le16toh(dle->cntlid), dle->subnqn, nvlist_get_string(rparams, "hostnqn"), dnvlist_get_number(rparams, "kato", 0), + dnvlist_get_number(rparams, "reconnect_delay", 0), + dnvlist_get_number(rparams, "controller_loss_timeout", 0), nvlist_get_number(rparams, "num_io_queues"), nvlist_get_number(rparams, "io_qsize"), dle); free(subnqn); @@ -291,6 +299,11 @@ static const struct opts reconnect_opts[] = { "Number of entries in each I/O queue"), OPT("keep-alive-tmo", 'k', arg_uint32, opt, kato, "Keep Alive timeout (in seconds)"), + OPT("reconnect-delay", 'r', arg_uint32, opt, reconnect_delay, + "Delay between reconnect attempts after connection loss " + "(in seconds)"), + OPT("ctrl-loss-tmo", 'l', arg_uint32, opt, controller_loss_timeout, + "Controller loss timeout after connection loss (in seconds)"), OPT("hostnqn", 'q', arg_string, opt, hostnqn, "Host NQN"), OPT("flow_control", 'F', arg_none, opt, flow_control, |