memgraph/tests/integration/ha/index/tester.cpp
Matija Santl 4790d6458e Add index support in HA
Summary:
Added index creation and deletion handling in StateDelta.
Also included an integration test that creates an index and makes sure that it
gets replicated by killing each peer eventually causing a leader re-election.

Reviewers: ipaljak

Reviewed By: ipaljak

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D1886
2019-02-26 12:55:57 +01:00

89 lines
2.7 KiB
C++

#include <chrono>
#include <thread>
#include <vector>
#include <fmt/format.h>
#include <gflags/gflags.h>
#include <glog/logging.h>
#include "communication/bolt/client.hpp"
#include "io/network/endpoint.hpp"
#include "io/network/utils.hpp"
#include "utils/timer.hpp"
DEFINE_string(address, "127.0.0.1", "Server address");
DEFINE_int32(port, 7687, "Server port");
DEFINE_int32(cluster_size, 3, "Size of the raft cluster.");
DEFINE_string(username, "", "Username for the database");
DEFINE_string(password, "", "Password for the database");
DEFINE_bool(use_ssl, false, "Set to true to connect with SSL to the server.");
DEFINE_string(step, "", "The step to execute (available: create, check)");
using namespace std::chrono_literals;
using communication::bolt::Value;
int main(int argc, char **argv) {
gflags::ParseCommandLineFlags(&argc, &argv, true);
google::InitGoogleLogging(argv[0]);
const std::string index = ":Node(id)";
communication::Init();
bool successful = false;
for (int retry = 0; !successful && retry < 10; ++retry) {
for (int i = 0; !successful && i < FLAGS_cluster_size; ++i) {
try {
communication::ClientContext context(FLAGS_use_ssl);
communication::bolt::Client client(&context);
uint16_t port = FLAGS_port + i;
io::network::Endpoint endpoint{FLAGS_address, port};
client.Connect(endpoint, FLAGS_username, FLAGS_password);
if (FLAGS_step == "create") {
client.Execute(fmt::format("create index on {}", index), {});
successful = true;
} else if (FLAGS_step == "check") {
auto result = client.Execute("show index info", {});
auto checker = [&index](const std::vector<Value> &record) {
if (record.size() != 1) return false;
return record[0].ValueString() == index;
};
// Check that index ":Node(id)" exists
if (!std::any_of(result.records.begin(), result.records.end(),
checker)) {
LOG(WARNING) << "Missing index!";
return 2;
}
successful = true;
} else {
LOG(FATAL) << "Unexpected client step!";
}
} catch (const communication::bolt::ClientQueryException &) {
// This one is not the leader, continue.
continue;
} catch (const communication::bolt::ClientFatalException &) {
// This one seems to be down, continue.
continue;
}
LOG(INFO) << "Current Raft cluster leader is " << i;
}
if (!successful) {
LOG(INFO) << "Couldn't find Raft cluster leader, retrying.";
std::this_thread::sleep_for(1s);
}
}
if (!successful) {
LOG(WARNING) << "Couldn't find Raft cluster leader.";
return 1;
}
return 0;
}