/** ========================================================================= */
int oib_open_port_by_guid(struct oib_port **port, uint64_t port_guid)
{
FSTATUS fstatus;
char name[IBV_SYSFS_NAME_MAX];
int ca_num;
int num;
uint64_t prefix;
uint16 sm_lid;
uint8 sm_sl;
uint8 port_state;
int rc = 0;
fstatus = oib_get_hfi_from_portguid(port_guid, name, &ca_num, &num,
&prefix, &sm_lid, &sm_sl, &port_state);
if (fstatus != FSUCCESS) {
return (EIO);
}
rc = oib_open_port(port, name, num);
if (rc == 0) {
(*port)->hfi_num = ca_num;
snprintf((*port)->hfi_name, IBV_SYSFS_NAME_MAX, "%s", name);
(*port)->hfi_port_num = num;
(*port)->local_gid.Type.Global.SubnetPrefix = prefix;
(*port)->local_gid.Type.Global.InterfaceID = port_guid;
}
return rc;
}
/**
* Load up xml parser and extract values
*
* @return int 0 on success.
*/
int loadConfig(void){
FMXmlCompositeConfig_t *xml_config = NULL;
int i, j, hfi, port;
char name[UMAD_CA_NAME_LEN];
uint64_t guid;
uint64_t prefix;
uint16 sm_lid;
uint8 sm_sl;
uint8 port_state;
xml_config = parseFmConfig(FM_XML_CONFIG, IXML_PARSER_FLAG_NONE, /* instance does not matter for startup */ 0, /* full parse */ 1, /* embedded */ 0);
if (!xml_config) {
fprintf(stdout, "Could not open or there was a parse error while reading configuration file ('%s')\n", FM_XML_CONFIG);
return -1;
}
for (i = 0; i < FM_MAX_INSTANCES; i++) {
if (!xml_config->fm_instance[i]) {
config.instance[i].enabled = 0;
} else {
config.instance[i].enabled = xml_config->fm_instance[i]->fm_config.start;
config.instance[i].component[SM_COMPONENT].enabled = xml_config->fm_instance[i]->sm_config.start;
config.instance[i].component[SM_COMPONENT].maxRetries = xml_config->fm_instance[i]->sm_config.startup_retries;
config.instance[i].component[SM_COMPONENT].retryTimeout = xml_config->fm_instance[i]->sm_config.startup_stable_wait * 60;
config.instance[i].component[FE_COMPONENT].enabled = xml_config->fm_instance[i]->fe_config.start;
config.instance[i].component[FE_COMPONENT].maxRetries = xml_config->fm_instance[i]->fe_config.startup_retries;
config.instance[i].component[FE_COMPONENT].retryTimeout = xml_config->fm_instance[i]->fe_config.startup_stable_wait * 60;
}
}
struct { // Struct created to make the if tree below more readable.
uint32 hfi;
uint32 port;
uint64 guid;
} selected_device[FM_MAX_INSTANCES] = {{0}};
for (i = 0; i < FM_MAX_INSTANCES; ++i) {
selected_device[i].hfi = xml_config->fm_instance[i]->fm_config.hca;
selected_device[i].port = xml_config->fm_instance[i]->fm_config.port;
selected_device[i].guid = xml_config->fm_instance[i]->fm_config.port_guid;
if (xml_config->fm_instance[i]->fm_config.start) {
// To make sure we don't miss mismatched guid and hfi/port configs, we want to fill in missing info
if (selected_device[i].guid && oib_get_hfi_from_portguid(selected_device[i].guid, name, &hfi, &port, &prefix, &sm_lid, &sm_sl, &port_state) == VSTATUS_OK) {
selected_device[i].hfi = hfi;
selected_device[i].port = port;
} else if (selected_device[i].port &&
oib_get_portguid(selected_device[i].hfi, selected_device[i].port, NULL, NULL, &guid, NULL, NULL, NULL, NULL, NULL, NULL, NULL) == VSTATUS_OK) {
selected_device[i].guid = guid;
}
if (!selected_device[i].guid || !selected_device[i].port) {
fprintf(stderr, "Invalid config detected! Coundn't find device for instance %d!.\n", i);
releaseXmlConfig(xml_config, /* full */ 1);
return 1;
}
}
}
for (i = 0; i < FM_MAX_INSTANCES; ++i) {
if (xml_config->fm_instance[i]->fm_config.start) { // only compare enabled instances
for (j = i + 1; j < FM_MAX_INSTANCES; ++j) {
if (xml_config->fm_instance[j]->fm_config.start && // against other enabled instances
((selected_device[i].hfi == selected_device[j].hfi &&
selected_device[i].port == selected_device[j].port) ||
selected_device[i].guid == selected_device[j].guid)) {
fprintf(stderr, "Invalid config detected! Same HFI detected for multiple enabled FM instances.\n");
releaseXmlConfig(xml_config, /* full */ 1);
return 1;
}
}
}
}
releaseXmlConfig(xml_config, /* full */ 1);
return 0;
}