void qdra_config_link_route_delete_CT(qdr_core_t *core,
qdr_query_t *query,
qd_field_iterator_t *name,
qd_field_iterator_t *identity)
{
qdr_link_route_t *lr = 0;
if (!name && !identity)
query->status = QD_AMQP_BAD_REQUEST;
else {
if (identity)
lr = qdr_link_route_config_find_by_identity_CT(core, identity);
else if (name)
lr = qdr_link_route_config_find_by_name_CT(core, name);
if (lr) {
qdr_route_del_link_route_CT(core, lr);
query->status = QD_AMQP_NO_CONTENT;
} else
query->status = QD_AMQP_NOT_FOUND;
}
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_config_auto_link_get_next_CT(qdr_core_t *core, qdr_query_t *query)
{
qdr_auto_link_t *al = 0;
if (query->next_offset < DEQ_SIZE(core->auto_links)) {
al = DEQ_HEAD(core->auto_links);
for (int i = 0; i < query->next_offset && al; i++)
al = DEQ_NEXT(al);
}
if (al) {
//
// Write the columns of the addr entity into the response body.
//
qdr_agent_write_config_auto_link_CT(query, al);
//
// Advance to the next object
//
qdr_manage_advance_config_auto_link_CT(query, al);
} else
query->more = false;
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_conn_link_route_get_CT(qdr_core_t *core,
qd_iterator_t *name,
qd_iterator_t *identity,
qdr_query_t *query,
const char *columns[])
{
query->status = QD_AMQP_BAD_REQUEST;
if (!name && !identity) {
query->status.description = "No name or identity provided";
goto exit;
}
qdr_connection_t *conn = _find_conn_CT(core, query->in_conn);
qdr_link_route_t *lr = (conn) ? _find_link_route_CT(conn, name, identity) : NULL;
if (!lr) {
// Send back a 404
query->status = QD_AMQP_NOT_FOUND;
goto exit;
}
//
// Write the columns of the linkRoute entity into the response body.
//
query->status = QD_AMQP_OK;
_write_as_map_CT(query, lr);
exit:
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_address_get_CT(qdr_core_t *core,
qd_field_iterator_t *name,
qd_field_iterator_t *identity,
qdr_query_t *query,
const char *qdr_address_columns[])
{
qdr_address_t *addr = 0;
if (identity) //If there is identity, ignore the name
qd_hash_retrieve(core->addr_hash, identity, (void*) &addr);
else if (name)
qd_hash_retrieve(core->addr_hash, name, (void*) &addr);
if (addr == 0) {
// Send back a 404
query->status = QD_AMQP_NOT_FOUND;
}
else {
//
// Write the columns of the address entity into the response body.
//
qdr_manage_write_address_map_CT(core, addr, query->body, qdr_address_columns);
query->status = QD_AMQP_OK;
}
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_config_auto_link_delete_CT(qdr_core_t *core,
qdr_query_t *query,
qd_field_iterator_t *name,
qd_field_iterator_t *identity)
{
qdr_auto_link_t *al = 0;
if (!name && !identity) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "No name or identity provided";
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing DELETE of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
}
else {
if (identity)
al = qdr_auto_link_config_find_by_identity_CT(core, identity);
else if (name)
al = qdr_auto_link_config_find_by_name_CT(core, name);
if (al) {
qdr_route_del_auto_link_CT(core, al);
query->status = QD_AMQP_NO_CONTENT;
} else
query->status = QD_AMQP_NOT_FOUND;
}
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_link_get_next_CT(qdr_core_t *core, qdr_query_t *query)
{
qdr_link_t *link = 0;
if (query->next_offset < DEQ_SIZE(core->open_links)) {
link = DEQ_HEAD(core->open_links);
for (int i = 0; i < query->next_offset && link; i++)
link = DEQ_NEXT(link);
}
if (link) {
//
// Write the columns of the link entity into the response body.
//
qdr_agent_write_link_CT(query, link);
//
// Advance to the next link
//
qdr_manage_advance_link_CT(query, link);
} else
query->more = false;
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_config_link_route_get_next_CT(qdr_core_t *core, qdr_query_t *query)
{
qdr_link_route_t *lr = 0;
if (query->next_offset < DEQ_SIZE(core->link_routes)) {
lr = DEQ_HEAD(core->link_routes);
for (int i = 0; i < query->next_offset && lr; i++)
lr = DEQ_NEXT(lr);
}
if (lr) {
//
// Write the columns of the addr entity into the response body.
//
qdr_agent_write_config_link_route_CT(query, lr);
//
// Advance to the next object
//
qdr_manage_advance_config_link_route_CT(query, lr);
} else
query->more = false;
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_link_get_first_CT(qdr_core_t *core, qdr_query_t *query, int offset)
{
//
// Queries that get this far will always succeed.
//
query->status = QD_AMQP_OK;
//
// If the offset goes beyond the set of links, end the query now.
//
if (offset >= DEQ_SIZE(core->open_links)) {
query->more = false;
qdr_agent_enqueue_response_CT(core, query);
return;
}
//
// Run to the address at the offset.
//
qdr_link_t *link = DEQ_HEAD(core->open_links);
for (int i = 0; i < offset && link; i++)
link = DEQ_NEXT(link);
assert(link);
//
// Write the columns of the link into the response body.
//
qdr_agent_write_link_CT(query, link);
//
// Advance to the next address
//
query->next_offset = offset;
qdr_manage_advance_link_CT(query, link);
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_config_auto_link_get_first_CT(qdr_core_t *core, qdr_query_t *query, int offset)
{
//
// Queries that get this far will always succeed.
//
query->status = QD_AMQP_OK;
//
// If the offset goes beyond the set of objects, end the query now.
//
if (offset >= DEQ_SIZE(core->auto_links)) {
query->more = false;
qdr_agent_enqueue_response_CT(core, query);
return;
}
//
// Run to the object at the offset.
//
qdr_auto_link_t *al = DEQ_HEAD(core->auto_links);
for (int i = 0; i < offset && al; i++)
al = DEQ_NEXT(al);
assert(al);
//
// Write the columns of the object into the response body.
//
qdr_agent_write_config_auto_link_CT(query, al);
//
// Advance to the next auto_link
//
query->next_offset = offset;
qdr_manage_advance_config_auto_link_CT(query, al);
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_router_get_first_CT(qdr_core_t *core, qdr_query_t *query, int offset)
{
//
// Queries that get this far will always succeed.
//
query->status = QD_AMQP_OK;
if (offset >= 1) {
query->more = false;
qdr_agent_enqueue_response_CT(core, query);
return;
}
//
// Write the columns of core into the response body.
//
qdr_agent_write_router_CT(query, core);
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_link_update_CT(qdr_core_t *core,
qd_field_iterator_t *name,
qd_field_iterator_t *identity,
qdr_query_t *query,
qd_parsed_field_t *in_body)
{
// If the request was successful then the statusCode MUST contain 200 (OK) and the body of the message
// MUST contain a map containing the actual attributes of the entity updated. These MAY differ from those
// requested.
// A map containing attributes that are not applicable for the entity being created, or invalid values for a
// given attribute, MUST result in a failure response with a statusCode of 400 (Bad Request).
if (qd_parse_is_map(in_body)) {
// The absence of an attribute name implies that the entity should retain its existing value.
// If the map contains a key-value pair where the value is null then the updated entity should have no value
// for that attribute, removing any previous value.
qd_parsed_field_t *admin_state = qd_parse_value_by_key(in_body, qdr_link_columns[QDR_LINK_ADMIN_STATE]);
if (admin_state) { //admin state is the only field that can be updated via the update management request
//qd_field_iterator_t *adm_state = qd_parse_raw(admin_state);
if (identity) {
qdr_link_t *link = qdr_link_find_by_identity(core, identity);
// TODO - set the adm_state on the link
qdra_link_update_set_status(core, query, link);
}
else if (name) {
qdr_link_t *link = qdr_link_find_by_name(core, name);
// TODO - set the adm_state on the link
qdra_link_update_set_status(core, query, link);
}
else {
qdra_link_set_bad_request(query);
}
}
else
qdra_link_set_bad_request(query);
}
else
query->status = QD_AMQP_BAD_REQUEST;
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_address_get_next_CT(qdr_core_t *core, qdr_query_t *query)
{
qdr_address_t *addr = 0;
//
// Use the stored key to try to find the next entry in the table.
//
if (query->next_key) {
qd_hash_retrieve(core->addr_hash, query->next_key->iterator, (void**) &addr);
qdr_field_free(query->next_key);
query->next_key = 0;
}
if (!addr) {
//
// If the address was removed in the time between this get and the previous one,
// we need to use the saved offset, which is less efficient.
//
if (query->next_offset < DEQ_SIZE(core->addrs)) {
addr = DEQ_HEAD(core->addrs);
for (int i = 0; i < query->next_offset && addr; i++)
addr = DEQ_NEXT(addr);
}
}
if (addr) {
//
// Write the columns of the address entity into the response body.
//
qdr_manage_write_address_list_CT(core, query, addr);
//
// Advance to the next address
//
qdr_manage_advance_address_CT(query, addr);
} else
query->more = false;
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_conn_link_route_get_first_CT(qdr_core_t *core, qdr_query_t *query, int offset)
{
query->status = QD_AMQP_OK;
qdr_connection_t *conn = _find_conn_CT(core, query->in_conn);
if (!conn || offset >= DEQ_SIZE(conn->conn_link_routes)) {
query->more = false;
} else {
// Find the lr at the offset.
//
qdr_link_route_t *lr = DEQ_HEAD(conn->conn_link_routes);
for (int i = 0; i < offset && lr; i++)
lr = DEQ_NEXT(lr);
assert(lr);
// write the lr into the response and advance to next
_write_as_list_CT(query, lr);
query->next_offset = offset + 1;
query->more = DEQ_NEXT(lr) != NULL;
}
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_conn_link_route_get_next_CT(qdr_core_t *core, qdr_query_t *query)
{
qdr_connection_t *conn = _find_conn_CT(core, query->in_conn);
if (!conn || query->next_offset >= DEQ_SIZE(conn->conn_link_routes)) {
query->more = false;
} else {
// find the lr at the offset
//
qdr_link_route_t *lr = DEQ_HEAD(conn->conn_link_routes);
for (int i = 0; i < query->next_offset && lr; i++)
lr = DEQ_NEXT(lr);
if (lr) {
// write response and advance to next
_write_as_list_CT(query, lr);
++query->next_offset;
query->more = DEQ_NEXT(lr) != NULL;
} else
query->more = false;
}
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_config_auto_link_get_CT(qdr_core_t *core,
qd_field_iterator_t *name,
qd_field_iterator_t *identity,
qdr_query_t *query,
const char *qdr_config_auto_link_columns[])
{
qdr_auto_link_t *al = 0;
if (!name && !identity) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "No name or identity provided";
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing READ of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
}
else {
if (identity) //If there is identity, ignore the name
al = qdr_auto_link_config_find_by_identity_CT(core, identity);
else if (name)
al = qdr_auto_link_config_find_by_name_CT(core, name);
if (al == 0) {
// Send back a 404
query->status = QD_AMQP_NOT_FOUND;
}
else {
//
// Write the columns of the address entity into the response body.
//
qdr_manage_write_config_auto_link_map_CT(core, al, query->body, qdr_config_auto_link_columns);
query->status = QD_AMQP_OK;
}
}
//
// Enqueue the response.
//
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_conn_link_route_delete_CT(qdr_core_t *core,
qdr_query_t *query,
qd_iterator_t *name,
qd_iterator_t *identity)
{
query->status = QD_AMQP_BAD_REQUEST;
if (!name && !identity) {
query->status.description = "No name or identity provided";
goto exit;
}
// find the associated connection, if it is not present then the entity has
// automatically been deleted (not an error)
//
qdr_connection_t *conn = _find_conn_CT(core, query->in_conn);
if (!conn) {
query->status = QD_AMQP_NO_CONTENT;
goto exit;
}
// find the targetted link route
qdr_link_route_t *lr = _find_link_route_CT(conn, name, identity);
if (!lr) {
query->status = QD_AMQP_NOT_FOUND;
goto exit;
}
qdr_route_del_conn_route_CT(core, lr);
query->status = QD_AMQP_NO_CONTENT;
exit:
if (query->status.status != QD_AMQP_NO_CONTENT.status) {
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing DELETE of %s: %s",
CONN_LINK_ROUTE_TYPE, query->status.description);
}
qdr_agent_enqueue_response_CT(core, query);
}
void qdra_config_link_route_create_CT(qdr_core_t *core,
qd_field_iterator_t *name,
qdr_query_t *query,
qd_parsed_field_t *in_body)
{
while (true) {
//
// Ensure there isn't a duplicate name and that the body is a map
//
qdr_link_route_t *lr = DEQ_HEAD(core->link_routes);
while (lr) {
if (name && lr->name && qd_field_iterator_equal(name, (const unsigned char*) lr->name))
break;
lr = DEQ_NEXT(lr);
}
if (!!lr) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "Name conflicts with an existing entity";
break;
}
if (!qd_parse_is_map(in_body)) {
query->status = QD_AMQP_BAD_REQUEST;
break;
}
//
// Extract the fields from the request
//
qd_parsed_field_t *prefix_field = qd_parse_value_by_key(in_body, qdr_config_link_route_columns[QDR_CONFIG_LINK_ROUTE_PREFIX]);
qd_parsed_field_t *distrib_field = qd_parse_value_by_key(in_body, qdr_config_link_route_columns[QDR_CONFIG_LINK_ROUTE_DISTRIBUTION]);
qd_parsed_field_t *connection_field = qd_parse_value_by_key(in_body, qdr_config_link_route_columns[QDR_CONFIG_LINK_ROUTE_CONNECTION]);
qd_parsed_field_t *container_field = qd_parse_value_by_key(in_body, qdr_config_link_route_columns[QDR_CONFIG_LINK_ROUTE_CONTAINER_ID]);
qd_parsed_field_t *dir_field = qd_parse_value_by_key(in_body, qdr_config_link_route_columns[QDR_CONFIG_LINK_ROUTE_DIR]);
//
// Prefix and dir fields are mandatory. Fail if they're not both here.
//
if (!prefix_field || !dir_field) {
query->status = QD_AMQP_BAD_REQUEST;
break;
}
qd_direction_t dir;
const char *error = qdra_link_route_direction_CT(dir_field, &dir);
if (error) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = error;
break;
}
qd_address_treatment_t trt;
error = qdra_link_route_treatment_CT(distrib_field, &trt);
if (error) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = error;
break;
}
//
// The request is good. Create the entity.
//
bool is_container = !!container_field;
qd_parsed_field_t *in_use_conn = is_container ? container_field : connection_field;
lr = qdr_route_add_link_route_CT(core, name, prefix_field, in_use_conn, is_container, trt, dir);
//
// Compose the result map for the response.
//
if (query->body) {
qd_compose_start_map(query->body);
for (int col = 0; col < QDR_CONFIG_LINK_ROUTE_COLUMN_COUNT; col++)
qdr_config_link_route_insert_column_CT(lr, col, query->body, true);
qd_compose_end_map(query->body);
}
query->status = QD_AMQP_CREATED;
break;
}
//
// Enqueue the response if there is a body. If there is no body, this is a management
// operation created internally by the configuration file parser.
//
if (query->body) {
//
// If there was an error in processing the create, insert a NULL value into the body.
//
if (query->status.status / 100 > 2)
qd_compose_insert_null(query->body);
qdr_agent_enqueue_response_CT(core, query);
} else {
if (query->status.status / 100 > 2)
qd_log(core->log, QD_LOG_ERROR, "Error configuring linkRoute: %s", query->status.description);
qdr_query_free(query);
}
}
void qdra_config_auto_link_create_CT(qdr_core_t *core,
qd_field_iterator_t *name,
qdr_query_t *query,
qd_parsed_field_t *in_body)
{
while (true) {
//
// Ensure there isn't a duplicate name and that the body is a map
//
qdr_auto_link_t *al = DEQ_HEAD(core->auto_links);
while (al) {
if (name && al->name && qd_field_iterator_equal(name, (const unsigned char*) al->name))
break;
al = DEQ_NEXT(al);
}
if (!!al) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "Name conflicts with an existing entity";
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing CREATE of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
break;
}
if (!qd_parse_is_map(in_body)) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "Body of request must be a map";
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing CREATE of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
break;
}
//
// Extract the fields from the request
//
qd_parsed_field_t *addr_field = qd_parse_value_by_key(in_body, qdr_config_auto_link_columns[QDR_CONFIG_AUTO_LINK_ADDR]);
qd_parsed_field_t *dir_field = qd_parse_value_by_key(in_body, qdr_config_auto_link_columns[QDR_CONFIG_AUTO_LINK_DIR]);
qd_parsed_field_t *phase_field = qd_parse_value_by_key(in_body, qdr_config_auto_link_columns[QDR_CONFIG_AUTO_LINK_PHASE]);
qd_parsed_field_t *connection_field = qd_parse_value_by_key(in_body, qdr_config_auto_link_columns[QDR_CONFIG_AUTO_LINK_CONNECTION]);
qd_parsed_field_t *container_field = qd_parse_value_by_key(in_body, qdr_config_auto_link_columns[QDR_CONFIG_AUTO_LINK_CONTAINER_ID]);
//
// Addr and dir fields are mandatory. Fail if they're not both here.
//
if (!addr_field || !dir_field) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "addr and dir fields are mandatory";
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing CREATE of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
break;
}
qd_direction_t dir;
const char *error = qdra_auto_link_direction_CT(dir_field, &dir);
if (error) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = error;
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing CREATE of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
break;
}
//
// Use the specified phase if present. Otherwise default based on the direction:
// Phase 0 for outgoing links and phase 1 for incoming links.
//
int phase = phase_field ? qd_parse_as_int(phase_field) : (dir == QD_OUTGOING ? 0 : 1);
//
// Validate the phase
//
if (phase < 0 || phase > 9) {
query->status = QD_AMQP_BAD_REQUEST;
query->status.description = "autoLink phase must be between 0 and 9";
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing CREATE of %s: %s", CONFIG_AUTOLINK_TYPE, query->status.description);
break;
}
//
// The request is good. Create the entity.
//
bool is_container = !!container_field;
qd_parsed_field_t *in_use_conn = is_container ? container_field : connection_field;
al = qdr_route_add_auto_link_CT(core, name, addr_field, dir, phase, in_use_conn, is_container);
//
// Compose the result map for the response.
//
if (query->body) {
qd_compose_start_map(query->body);
for (int col = 0; col < QDR_CONFIG_AUTO_LINK_COLUMN_COUNT; col++)
qdr_config_auto_link_insert_column_CT(al, col, query->body, true);
qd_compose_end_map(query->body);
}
query->status = QD_AMQP_CREATED;
break;
}
//
// Enqueue the response if there is a body. If there is no body, this is a management
// operation created internally by the configuration file parser.
//
if (query->body) {
//
// If there was an error in processing the create, insert a NULL value into the body.
//
if (query->status.status / 100 > 2)
qd_compose_insert_null(query->body);
qdr_agent_enqueue_response_CT(core, query);
} else {
if (query->status.status / 100 > 2)
qd_log(core->log, QD_LOG_ERROR, "Error configuring linkRoute: %s", query->status.description);
qdr_query_free(query);
}
}
void qdra_conn_link_route_create_CT(qdr_core_t *core,
qd_iterator_t *name,
qdr_query_t *query,
qd_parsed_field_t *in_body)
{
char *pattern = NULL;
query->status = QD_AMQP_BAD_REQUEST;
// fail if creating via a configuration file
if (query->in_conn == 0) {
query->status.description = "Can only create via management CREATE";
goto exit;
}
// find the associated connection
qdr_connection_t *conn = _find_conn_CT(core, query->in_conn);
if (!conn) {
query->status.description = "Parent connection no longer exists";
goto exit;
}
// fail if forbidden by policy
if (!conn->policy_allow_dynamic_link_routes) {
query->status = QD_AMQP_FORBIDDEN;
goto exit;
}
if (!qd_parse_is_map(in_body)) {
query->status.description = "Body of request must be a map";
goto exit;
}
//
// Extract the fields from the request
//
qd_parsed_field_t *pattern_field = qd_parse_value_by_key(in_body, qdr_conn_link_route_columns[QDR_CONN_LINK_ROUTE_PATTERN]);
qd_parsed_field_t *dir_field = qd_parse_value_by_key(in_body, qdr_conn_link_route_columns[QDR_CONN_LINK_ROUTE_DIRECTION]);
if (!pattern_field) {
query->status.description = "Pattern field is required";
goto exit;
}
const char *error = NULL;
pattern = qdra_config_address_validate_pattern_CT(pattern_field, false, &error);
if (!pattern) {
query->status.description = error;
goto exit;
}
qd_direction_t dir;
error = qdra_link_route_direction_CT(dir_field, &dir);
if (error) {
query->status.description = error;
goto exit;
}
qdr_link_route_t *lr = qdr_route_add_conn_route_CT(core, conn, name, pattern, dir);
if (!lr) {
query->status.description = "creation failed";
goto exit;
}
query->status = QD_AMQP_CREATED;
_write_as_map_CT(query, lr);
exit:
free(pattern);
if (query->status.status != QD_AMQP_CREATED.status) {
qd_log(core->agent_log, QD_LOG_ERROR, "Error performing CREATE of %s: %s",
CONN_LINK_ROUTE_TYPE, query->status.description);
qd_compose_insert_null(query->body); // no body map
}
qdr_agent_enqueue_response_CT(core, query);
}
