polardbxengine/router/tests/component/data/metadata_1_node_repeat.js

59 lines
1.4 KiB
JavaScript

/**
* run 1 node on the current host
*
* - 1 PRIMARY
*
* via HTTP interface
*
* - md_query_count
*/
var common_stmts = require("common_statements");
var gr_memberships = require("gr_memberships");
var gr_node_host = "127.0.0.1";
var group_replication_membership_online =
gr_memberships.single_host(gr_node_host, [
[ mysqld.session.port, "ONLINE" ],
]);
var options = {
group_replication_membership: group_replication_membership_online,
};
// first node is PRIMARY
options.group_replication_primary_member = options.group_replication_membership[0][0];
// prepare the responses for common statements
var common_responses = common_stmts.prepare_statement_responses([
"select_port",
"router_select_schema_version",
"router_select_group_replication_primary_member",
"router_select_group_membership_with_primary_mode",
], options);
// track the statements directly to allow the HTTP interface to query
// how often they have been executed
var router_select_metadata =
common_stmts.get("router_select_metadata", options);
if(mysqld.global.md_query_count === undefined){
mysqld.global.md_query_count = 0;
}
({
stmts: function (stmt) {
if (common_responses.hasOwnProperty(stmt)) {
return common_responses[stmt];
}
else if (stmt === router_select_metadata.stmt) {
mysqld.global.md_query_count++;
return router_select_metadata;
}
else {
return common_stmts.unknown_statement_response(stmt);
}
}
})