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-rw-r--r--fabrics.c145
1 files changed, 123 insertions, 22 deletions
diff --git a/fabrics.c b/fabrics.c
index 7dd0d27..39bee97 100644
--- a/fabrics.c
+++ b/fabrics.c
@@ -66,9 +66,11 @@ const char *conarg_transport = "transport";
const char *conarg_traddr = "traddr";
const char *conarg_trsvcid = "trsvcid";
const char *conarg_host_traddr = "host_traddr";
+const char *conarg_host_iface = "host_iface";
struct fabrics_config fabrics_cfg = {
.ctrl_loss_tmo = -1,
+ .fast_io_fail_tmo = -1,
.output_format = "normal",
};
@@ -78,6 +80,7 @@ struct connect_args {
char *traddr;
char *trsvcid;
char *host_traddr;
+ char *host_iface;
struct connect_args *next;
struct connect_args *tail;
};
@@ -300,6 +303,7 @@ static bool ctrl_matches_connectargs(const char *name, struct connect_args *args
cargs.traddr = parse_conn_arg(addr, ' ', conarg_traddr);
cargs.trsvcid = parse_conn_arg(addr, ' ', conarg_trsvcid);
cargs.host_traddr = parse_conn_arg(addr, ' ', conarg_host_traddr);
+ cargs.host_iface = parse_conn_arg(addr, ' ', conarg_host_iface);
if (!strcmp(cargs.subsysnqn, NVME_DISC_SUBSYS_NAME)) {
char *kato_str = nvme_get_ctrl_attr(path, "kato"), *p;
@@ -331,7 +335,9 @@ static bool ctrl_matches_connectargs(const char *name, struct connect_args *args
(!strcmp(cargs.trsvcid, args->trsvcid) ||
!strcmp(args->trsvcid, "none")) &&
(!strcmp(cargs.host_traddr, args->host_traddr) ||
- !strcmp(args->host_traddr, "none")))
+ !strcmp(args->host_traddr, "none")) &&
+ (!strcmp(cargs.host_iface, args->host_iface) ||
+ !strcmp(args->host_iface, "none")))
found = true;
free(cargs.subsysnqn);
@@ -339,6 +345,7 @@ static bool ctrl_matches_connectargs(const char *name, struct connect_args *args
free(cargs.traddr);
free(cargs.trsvcid);
free(cargs.host_traddr);
+ free(cargs.host_iface);
free(addr);
free(path);
@@ -394,6 +401,7 @@ static struct connect_args *extract_connect_args(char *argstr)
cargs->traddr = parse_conn_arg(argstr, ',', conarg_traddr);
cargs->trsvcid = parse_conn_arg(argstr, ',', conarg_trsvcid);
cargs->host_traddr = parse_conn_arg(argstr, ',', conarg_host_traddr);
+ cargs->host_iface = parse_conn_arg(argstr, ',', conarg_host_iface);
return cargs;
}
@@ -404,6 +412,7 @@ static void destruct_connect_args(struct connect_args *cargs)
free(cargs->traddr);
free(cargs->trsvcid);
free(cargs->host_traddr);
+ free(cargs->host_iface);
}
static void free_connect_args(struct connect_args *cargs)
@@ -670,11 +679,17 @@ static int space_strip_len(int max, const char *str)
return i + 1;
}
-static void print_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
+static void print_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec,
+ int instance)
{
int i;
- printf("\nDiscovery Log Number of Records %d, "
+ printf("\n");
+
+ if (fabrics_cfg.persistent)
+ printf("Persistent device: nvme%d\n", instance);
+
+ printf("Discovery Log Number of Records %d, "
"Generation counter %"PRIu64"\n",
numrec, le64_to_cpu(log->genctr));
@@ -704,7 +719,7 @@ static void print_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
printf("rdma_cms: %s\n",
cms_str(e->tsas.rdma.cms));
printf("rdma_pkey: 0x%04x\n",
- e->tsas.rdma.pkey);
+ le16_to_cpu(e->tsas.rdma.pkey));
break;
case NVMF_TRTYPE_TCP:
printf("sectype: %s\n",
@@ -714,14 +729,20 @@ static void print_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
}
}
-static void json_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
+static void json_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec,
+ int instance)
{
struct json_object *root;
struct json_object *entries;
+ char *dev_name = NULL;
int i;
+ if (asprintf(&dev_name, "nvme%d", instance) < 0)
+ return;
+
root = json_create_object();
entries = json_create_array();
+ json_object_add_value_string(root, "device", dev_name);
json_object_add_value_uint(root, "genctr", le64_to_cpu(log->genctr));
json_object_add_value_array(root, "records", entries);
@@ -729,6 +750,10 @@ static void json_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
struct nvmf_disc_rsp_page_entry *e = &log->entries[i];
struct json_object *entry = json_create_object();
+ nvme_strip_spaces(e->trsvcid, NVMF_TRSVCID_SIZE);
+ nvme_strip_spaces(e->subnqn, NVMF_NQN_SIZE);
+ nvme_strip_spaces(e->traddr, NVMF_TRADDR_SIZE);
+
json_object_add_value_string(entry, "trtype",
trtype_str(e->trtype));
json_object_add_value_string(entry, "adrfam",
@@ -738,8 +763,7 @@ static void json_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
json_object_add_value_string(entry,"treq",
treq_str(e->treq));
json_object_add_value_uint(entry, "portid", e->portid);
- json_object_add_value_string(entry, "trsvcid",
- e->trsvcid);
+ json_object_add_value_string(entry, "trsvcid", e->trsvcid);
json_object_add_value_string(entry, "subnqn", e->subnqn);
json_object_add_value_string(entry, "traddr", e->traddr);
@@ -752,7 +776,7 @@ static void json_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
json_object_add_value_string(entry, "rdma_cms",
cms_str(e->tsas.rdma.cms));
json_object_add_value_uint(entry, "rdma_pkey",
- e->tsas.rdma.pkey);
+ le16_to_cpu(e->tsas.rdma.pkey));
break;
case NVMF_TRTYPE_TCP:
json_object_add_value_string(entry, "sectype",
@@ -764,6 +788,7 @@ static void json_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
json_print_object(root, NULL);
printf("\n");
json_free_object(root);
+ free(dev_name);
}
static void save_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
@@ -790,6 +815,28 @@ static void save_discovery_log(struct nvmf_disc_rsp_page_hdr *log, int numrec)
close(fd);
}
+static void print_connect_msg(int instance)
+{
+ printf("device: nvme%d\n", instance);
+}
+
+static void json_connect_msg(int instance)
+{
+ struct json_object *root;
+ char *dev_name = NULL;
+
+ if (asprintf(&dev_name, "nvme%d", instance) < 0)
+ return;
+
+ root = json_create_object();
+ json_object_add_value_string(root, "device", dev_name);
+
+ json_print_object(root, NULL);
+ printf("\n");
+ json_free_object(root);
+ free(dev_name);
+}
+
static char *hostnqn_read_file(void)
{
FILE *f;
@@ -969,6 +1016,7 @@ int build_options(char *argstr, int max_len, bool discover)
if (add_argument(&argstr, &max_len, "transport", fabrics_cfg.transport) ||
add_argument(&argstr, &max_len, "traddr", fabrics_cfg.traddr) ||
add_argument(&argstr, &max_len, "host_traddr", fabrics_cfg.host_traddr) ||
+ add_argument(&argstr, &max_len, "host_iface", fabrics_cfg.host_iface) ||
add_argument(&argstr, &max_len, "trsvcid", fabrics_cfg.trsvcid) ||
((fabrics_cfg.hostnqn || nvmf_hostnqn_file()) &&
add_argument(&argstr, &max_len, "hostnqn", fabrics_cfg.hostnqn)) ||
@@ -991,6 +1039,8 @@ int build_options(char *argstr, int max_len, bool discover)
(strncmp(fabrics_cfg.transport, "loop", 4) &&
add_int_argument(&argstr, &max_len, "ctrl_loss_tmo",
fabrics_cfg.ctrl_loss_tmo, true)) ||
+ add_int_argument(&argstr, &max_len, "fast_io_fail_tmo",
+ fabrics_cfg.fast_io_fail_tmo, true) ||
add_int_argument(&argstr, &max_len, "tos",
fabrics_cfg.tos, true) ||
add_bool_argument(&argstr, &max_len, "duplicate_connect",
@@ -1014,11 +1064,16 @@ static void set_discovery_kato(struct fabrics_config *cfg)
cfg->keep_alive_tmo = 0;
}
-static void discovery_trsvcid(struct fabrics_config *fabrics_cfg)
+static void discovery_trsvcid(struct fabrics_config *fabrics_cfg, bool discover)
{
if (!strcmp(fabrics_cfg->transport, "tcp")) {
- /* Default port for NVMe/TCP discovery controllers */
- fabrics_cfg->trsvcid = __stringify(NVME_DISC_IP_PORT);
+ if (discover) {
+ /* Default port for NVMe/TCP discovery controllers */
+ fabrics_cfg->trsvcid = __stringify(NVME_DISC_IP_PORT);
+ } else {
+ /* Default port for NVMe/TCP io controllers */
+ fabrics_cfg->trsvcid = __stringify(NVME_RDMA_IP_PORT);
+ }
} else if (!strcmp(fabrics_cfg->transport, "rdma")) {
/* Default port for NVMe/RDMA controllers */
fabrics_cfg->trsvcid = __stringify(NVME_RDMA_IP_PORT);
@@ -1158,6 +1213,13 @@ retry:
p+= len;
}
+ if (fabrics_cfg.host_iface && strcmp(fabrics_cfg.host_iface, "none")) {
+ len = sprintf(p, ",host_iface=%s", fabrics_cfg.host_iface);
+ if (len < 0)
+ return -EINVAL;
+ p+= len;
+ }
+
if (fabrics_cfg.reconnect_delay) {
len = sprintf(p, ",reconnect_delay=%d", fabrics_cfg.reconnect_delay);
if (len < 0)
@@ -1172,6 +1234,13 @@ retry:
p += len;
}
+ if (fabrics_cfg.fast_io_fail_tmo) {
+ len = sprintf(p, ",fast_io_fail_tmo=%d", fabrics_cfg.fast_io_fail_tmo);
+ if (len < 0)
+ return -EINVAL;
+ p += len;
+ }
+
if (fabrics_cfg.tos != -1) {
len = sprintf(p, ",tos=%d", fabrics_cfg.tos);
if (len < 0)
@@ -1290,6 +1359,7 @@ static bool cargs_match_found(struct nvmf_disc_rsp_page_entry *entry)
cargs.subsysnqn = strdup(entry->subnqn);
cargs.trsvcid = strdup(entry->trsvcid);
cargs.host_traddr = strdup(fabrics_cfg.host_traddr ?: "\0");
+ cargs.host_iface = strdup(fabrics_cfg.host_iface ?: "\0");
/* check if we have a match in the discovery recursion */
while (c) {
@@ -1297,7 +1367,8 @@ static bool cargs_match_found(struct nvmf_disc_rsp_page_entry *entry)
!strcmp(cargs.transport, c->transport) &&
!strcmp(cargs.traddr, c->traddr) &&
!strcmp(cargs.trsvcid, c->trsvcid) &&
- !strcmp(cargs.host_traddr, c->host_traddr))
+ !strcmp(cargs.host_traddr, c->host_traddr) &&
+ !strcmp(cargs.host_iface, c->host_iface))
return true;
c = c->next;
}
@@ -1313,6 +1384,10 @@ static bool should_connect(struct nvmf_disc_rsp_page_entry *entry)
if (cargs_match_found(entry))
return false;
+ /* skip connect if the transport type doesn't match */
+ if (strcmp(fabrics_cfg.transport, trtype_str(entry->trtype)))
+ return false;
+
if (!fabrics_cfg.matching_only || !fabrics_cfg.traddr)
return true;
@@ -1404,8 +1479,6 @@ int do_discover(char *argstr, bool connect, enum nvme_print_flags flags)
return -errno;
ret = nvmf_get_log_page_discovery(dev_name, &log, &numrec, &status);
free(dev_name);
- if (fabrics_cfg.persistent)
- msg(LOG_NOTICE, "Persistent device: nvme%d\n", instance);
if (!fabrics_cfg.device && !fabrics_cfg.persistent) {
err = remove_ctrl(instance);
if (err)
@@ -1419,9 +1492,9 @@ int do_discover(char *argstr, bool connect, enum nvme_print_flags flags)
else if (fabrics_cfg.raw || flags == BINARY)
save_discovery_log(log, numrec);
else if (flags == JSON)
- json_discovery_log(log, numrec);
+ json_discovery_log(log, numrec, instance);
else
- print_discovery_log(log, numrec);
+ print_discovery_log(log, numrec, instance);
break;
case DISC_GET_NUMRECS:
msg(LOG_ERR,
@@ -1513,7 +1586,7 @@ static int discover_from_conf_file(const char *desc, char *argstr,
}
if (!fabrics_cfg.trsvcid)
- discovery_trsvcid(&fabrics_cfg);
+ discovery_trsvcid(&fabrics_cfg, true);
err = build_options(argstr, BUF_SIZE, true);
if (err) {
@@ -1529,7 +1602,8 @@ free_and_continue:
free(all_args);
free(argv);
fabrics_cfg.transport = fabrics_cfg.traddr =
- fabrics_cfg.trsvcid = fabrics_cfg.host_traddr = NULL;
+ fabrics_cfg.trsvcid = fabrics_cfg.host_traddr =
+ fabrics_cfg.host_iface = NULL;
}
out:
@@ -1548,7 +1622,8 @@ int fabrics_discover(const char *desc, int argc, char **argv, bool connect)
OPT_LIST("transport", 't', &fabrics_cfg.transport, "transport type"),
OPT_LIST("traddr", 'a', &fabrics_cfg.traddr, "transport address"),
OPT_LIST("trsvcid", 's', &fabrics_cfg.trsvcid, "transport service id (e.g. IP port)"),
- OPT_LIST("host-traddr", 'w', &fabrics_cfg.host_traddr, "host traddr (e.g. FC WWN's)"),
+ OPT_LIST("host-traddr", 'w', &fabrics_cfg.host_traddr, "host traddr (e.g. FC WWN's or IP source address)"),
+ OPT_LIST("host-iface", 'f', &fabrics_cfg.host_iface, "host transport interface (e.g. IP eth1, enp2s0)"),
OPT_LIST("hostnqn", 'q', &fabrics_cfg.hostnqn, "user-defined hostnqn (if default not used)"),
OPT_LIST("hostid", 'I', &fabrics_cfg.hostid, "user-defined hostid (if default not used)"),
OPT_LIST("raw", 'r', &fabrics_cfg.raw, "raw output file"),
@@ -1556,6 +1631,7 @@ int fabrics_discover(const char *desc, int argc, char **argv, bool connect)
OPT_INT("keep-alive-tmo", 'k', &fabrics_cfg.keep_alive_tmo, "keep alive timeout period in seconds"),
OPT_INT("reconnect-delay", 'c', &fabrics_cfg.reconnect_delay, "reconnect timeout period in seconds"),
OPT_INT("ctrl-loss-tmo", 'l', &fabrics_cfg.ctrl_loss_tmo, "controller loss timeout period in seconds"),
+ OPT_INT("fast_io_fail_tmo",'f',&fabrics_cfg.fast_io_fail_tmo, "fast I/O fail timeout (default off)"),
OPT_INT("tos", 'T', &fabrics_cfg.tos, "type of service"),
OPT_FLAG("hdr_digest", 'g', &fabrics_cfg.hdr_digest, "enable transport protocol header digest (TCP transport)"),
OPT_FLAG("data_digest", 'G', &fabrics_cfg.data_digest, "enable transport protocol data digest (TCP transport)"),
@@ -1564,7 +1640,7 @@ int fabrics_discover(const char *desc, int argc, char **argv, bool connect)
OPT_INT("nr-poll-queues", 'P', &fabrics_cfg.nr_poll_queues, "number of poll queues to use (default 0)"),
OPT_INT("queue-size", 'Q', &fabrics_cfg.queue_size, "number of io queue elements to use (default 128)"),
OPT_FLAG("persistent", 'p', &fabrics_cfg.persistent, "persistent discovery connection"),
- OPT_FLAG("quiet", 'S', &quiet, "suppress already connected errors"),
+ OPT_FLAG("quiet", 'S', &quiet, "suppress already connected errors"),
OPT_FLAG("matching", 'm', &fabrics_cfg.matching_only, "connect only records matching the traddr"),
OPT_FMT("output-format", 'o', &fabrics_cfg.output_format, output_format),
OPT_END()
@@ -1606,7 +1682,7 @@ int fabrics_discover(const char *desc, int argc, char **argv, bool connect)
}
if (!fabrics_cfg.trsvcid)
- discovery_trsvcid(&fabrics_cfg);
+ discovery_trsvcid(&fabrics_cfg, true);
ret = build_options(argstr, BUF_SIZE, true);
if (ret)
@@ -1623,13 +1699,15 @@ int fabrics_connect(const char *desc, int argc, char **argv)
{
char argstr[BUF_SIZE];
int instance, ret;
+ enum nvme_print_flags flags = -1;
OPT_ARGS(opts) = {
OPT_LIST("transport", 't', &fabrics_cfg.transport, "transport type"),
OPT_LIST("nqn", 'n', &fabrics_cfg.nqn, "nqn name"),
OPT_LIST("traddr", 'a', &fabrics_cfg.traddr, "transport address"),
OPT_LIST("trsvcid", 's', &fabrics_cfg.trsvcid, "transport service id (e.g. IP port)"),
- OPT_LIST("host-traddr", 'w', &fabrics_cfg.host_traddr, "host traddr (e.g. FC WWN's)"),
+ OPT_LIST("host-traddr", 'w', &fabrics_cfg.host_traddr, "host traddr (e.g. FC WWN's or IP source address)"),
+ OPT_LIST("host-iface", 'f', &fabrics_cfg.host_iface, "host transport interface (e.g. IP eth1, enp2s0)"),
OPT_LIST("hostnqn", 'q', &fabrics_cfg.hostnqn, "user-defined hostnqn"),
OPT_LIST("hostid", 'I', &fabrics_cfg.hostid, "user-defined hostid (if default not used)"),
OPT_INT("nr-io-queues", 'i', &fabrics_cfg.nr_io_queues, "number of io queues to use (default is core count)"),
@@ -1639,25 +1717,42 @@ int fabrics_connect(const char *desc, int argc, char **argv)
OPT_INT("keep-alive-tmo", 'k', &fabrics_cfg.keep_alive_tmo, "keep alive timeout period in seconds"),
OPT_INT("reconnect-delay", 'c', &fabrics_cfg.reconnect_delay, "reconnect timeout period in seconds"),
OPT_INT("ctrl-loss-tmo", 'l', &fabrics_cfg.ctrl_loss_tmo, "controller loss timeout period in seconds"),
+ OPT_INT("fast_io_fail_tmo", 'f', &fabrics_cfg.fast_io_fail_tmo, "fast I/O fail timeout (default off)"),
OPT_INT("tos", 'T', &fabrics_cfg.tos, "type of service"),
OPT_FLAG("duplicate-connect", 'D', &fabrics_cfg.duplicate_connect, "allow duplicate connections between same transport host and subsystem port"),
OPT_FLAG("disable-sqflow", 'd', &fabrics_cfg.disable_sqflow, "disable controller sq flow control (default false)"),
OPT_FLAG("hdr-digest", 'g', &fabrics_cfg.hdr_digest, "enable transport protocol header digest (TCP transport)"),
OPT_FLAG("data-digest", 'G', &fabrics_cfg.data_digest, "enable transport protocol data digest (TCP transport)"),
+ OPT_FMT("output-format", 'o', &fabrics_cfg.output_format, "Output format: normal|json"),
OPT_END()
};
+ fabrics_cfg.output_format = "";
fabrics_cfg.tos = -1;
ret = argconfig_parse(argc, argv, desc, opts);
if (ret)
goto out;
+ if (!strcmp(fabrics_cfg.output_format, ""))
+ flags = -1;
+ else if (!strcmp(fabrics_cfg.output_format, "normal"))
+ flags = NORMAL;
+ else if (!strcmp(fabrics_cfg.output_format, "json"))
+ flags = JSON;
+ else {
+ ret = -EINVAL;
+ goto out;
+ }
+
if (traddr_is_hostname(&fabrics_cfg)) {
ret = hostname2traddr(&fabrics_cfg);
if (ret)
goto out;
}
+ if (!fabrics_cfg.trsvcid)
+ discovery_trsvcid(&fabrics_cfg, false);
+
ret = build_options(argstr, BUF_SIZE, false);
if (ret)
goto out;
@@ -1671,6 +1766,12 @@ int fabrics_connect(const char *desc, int argc, char **argv)
instance = add_ctrl(argstr);
if (instance < 0)
ret = instance;
+ else {
+ if (flags == NORMAL)
+ print_connect_msg(instance);
+ else if (flags == JSON)
+ json_connect_msg(instance);
+ }
out:
return nvme_status_to_errno(ret, true);
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-04 23:14:16 +0000