/*
* 5.6.5.1
* New PG objects are registered when an associated Portal or
* iSCSI Node object is registered. An explicit PG object
* registration MAY follow a Portal or iSCSI Node object
* registration in a DevAttrReg message.
* [...]
* If the PGT value is not included in the Storage Node or
* Portal object registration, and if a PGT value was not
* previously registered for the relationship, then the PGT for
* the corresponding PG object SHALL be registered with a value
* of 0x00000001.
*
* We return non-NULL if the object was created.
*/
isns_object_t *
isns_create_default_portal_group(isns_db_t *db,
isns_object_t *portal, isns_object_t *node)
{
isns_object_t *obj;
if (portal == NULL || node == NULL)
return 0;
/* See if there is a PG already */
obj = isns_db_get_relationship_object(db, node, portal,
ISNS_RELATION_PORTAL_GROUP);
if (obj != NULL) {
isns_object_release(obj);
return NULL;
}
return isns_create_portal_group(portal, node, 1);
}
int
parse_registration(char **argv, int argc, isns_object_list_t *objs, isns_object_t *key_obj)
{
struct sockaddr_storage def_addr;
isns_object_t *entity = NULL, *last_portal = NULL, *last_node = NULL;
const char *def_port = NULL;
int i;
if (argc == 1 && !strcmp(argv[0], "help")) {
printf("Object registration:\n"
" isnsadm [-key attr=value] --register type,attr=value,... type,attr=value,...\n"
"Where type can be one of:\n"
" entity create/update network entity\n"
" initiator create iSCSI initiator storage node\n"
" target create iSCSI target storage node\n"
" control create control node\n"
" portal create portal\n"
" pg create portal group\n"
"\nThe following attributes are recognized:\n");
isns_attr_list_parser_help(NULL);
exit(0);
}
if (argc == 0)
usage(1, "Missing object list\n");
if (key_obj) {
//isns_object_list_append(objs, key_obj);
if (isns_object_is_entity(key_obj))
entity = key_obj;
}
def_addr = opt_myaddr;
for (i = 0; i < argc; ++i) {
isns_attr_list_t attrlist = ISNS_ATTR_LIST_INIT;
struct isns_attr_list_parser state;
isns_object_t *obj;
char *type, *name, *value, *next_attr;
char *attrs[128];
unsigned int nattrs = 0;
name = argv[i];
if ((next_attr = strchr(name, ',')) != NULL)
*next_attr++ = '\0';
while (next_attr && *next_attr) {
if (nattrs > 128)
isns_fatal("Too many attributes\n");
/* Show mercy with fat fingered
* people,,,,who,cannot,,,type,properly */
if (next_attr[0] != ',')
attrs[nattrs++] = next_attr;
if ((next_attr = strchr(next_attr, ',')) != NULL)
*next_attr++ = '\0';
}
if ((value = strchr(name, '=')) != NULL)
*value++ = '\0';
type = name;
if (!strcmp(name, "entity")) {
if (entity == NULL) {
isns_error("Cannot create entity object "
"within this key object\n");
return 0;
}
if (value != NULL)
isns_object_set_string(entity,
ISNS_TAG_ENTITY_IDENTIFIER,
value);
obj = isns_object_get(entity);
goto handle_attributes;
} else
if (!strcmp(name, "node")
|| !strcmp(name, "initiator")) {
const char *node_name;
node_name = isns_config.ic_source_name;
if (value)
node_name = value;
obj = isns_create_storage_node(node_name,
ISNS_ISCSI_INITIATOR_MASK,
entity);
last_node = obj;
isns_addr_set_port((struct sockaddr *) &def_addr,
ISNS_DEFAULT_PORT_INITIATOR);
def_port = "iscsi";
} else
if (!strcmp(name, "target")) {
const char *node_name;
node_name = isns_config.ic_source_name;
if (value)
node_name = value;
obj = isns_create_storage_node(node_name,
ISNS_ISCSI_TARGET_MASK,
entity);
last_node = obj;
isns_addr_set_port((struct sockaddr *) &def_addr,
ISNS_DEFAULT_PORT_TARGET);
def_port = "iscsi-target";
} else
if (!strcmp(name, "control")) {
const char *node_name;
node_name = isns_config.ic_control_name;
if (value)
node_name = value;
obj = isns_create_storage_node(node_name,
ISNS_ISCSI_CONTROL_MASK,
entity);
last_node = obj;
def_port = NULL;
} else
if (!strcmp(name, "portal")) {
isns_portal_info_t portal_info;
if (value == NULL) {
if (def_port == NULL)
isns_fatal("portal must follow initiator or target\n");
isns_portal_init(&portal_info,
(struct sockaddr *) &def_addr,
IPPROTO_TCP);
} else
if (!isns_portal_parse(&portal_info, value, def_port))
isns_fatal("Unable to parse portal=%s\n", value);
obj = isns_create_portal(&portal_info, entity);
last_portal = obj;
} else
if (!strcmp(name, "pg")) {
if (value)
isns_fatal("Unexpected value for portal group\n");
if (!last_portal || !last_node)
isns_fatal("Portal group registration must follow portal and node\n");
obj = isns_create_portal_group(last_portal, last_node, 10);
} else {
isns_error("Unknown object type \"%s\"\n", name);
return 0;
}
if (obj == NULL) {
isns_error("Failure to create %s object\n", name);
return 0;
}
isns_object_list_append(objs, obj);
handle_attributes:
isns_attr_list_parser_init(&state, obj->ie_template);
state.default_port = def_port;
if (!isns_parse_attrs(nattrs, attrs, &attrlist, &state)
|| !isns_object_set_attrlist(obj, &attrlist)) {
isns_error("Failure to set all %s attributes\n", name);
isns_attr_list_destroy(&attrlist);
return 0;
}
isns_attr_list_destroy(&attrlist);
isns_object_release(obj);
}
return 1;
}
