ARCHIVE/clio
1
0
Fork 0
mirror of https://github.com/XRPLF/clio.git synced 2025-11-26 06:35:53 +00:00
Code Issues Packages Projects Releases Wiki Activity

Refactor namespaces part 1 (#817)

Browse Source 
Part 1 of refactoring effort
This commit is contained in:
Peter Chen
2023-08-10 13:05:13 -04:00
committed by GitHub
parent db4046e02a
commit 23442ff1a7
195 changed files with 964 additions and 888 deletions
Download Patch File Download Diff File Expand all files Collapse all files

224
src/data/cassandra/impl/Cluster.cpp Normal file
View File

@@ -0,0 +1,224 @@
//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2023, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include <data/cassandra/impl/Cluster.h>
#include <data/cassandra/impl/SslContext.h>
#include <data/cassandra/impl/Statement.h>
#include <util/Expected.h>
#include <fmt/core.h>
#include <exception>
#include <vector>
namespace {
static constexpr auto clusterDeleter = [](CassCluster* ptr) { cass_cluster_free(ptr); };
template <class... Ts>
struct overloadSet : Ts...
{
using Ts::operator()...;
};
// explicit deduction guide (not needed as of C++20, but clang be clang)
template <class... Ts>
overloadSet(Ts...) -> overloadSet<Ts...>;
}; // namespace
namespace data::cassandra::detail {
Cluster::Cluster(Settings const& settings) : ManagedObject{cass_cluster_new(), clusterDeleter}
{
using std::to_string;
cass_cluster_set_token_aware_routing(*this, cass_true);
if (auto const rc = cass_cluster_set_protocol_version(*this, CASS_PROTOCOL_VERSION_V4); rc != CASS_OK)
{
throw std::runtime_error(
fmt::format("Error setting cassandra protocol version to v4: {}", cass_error_desc(rc)));
}
if (auto const rc = cass_cluster_set_num_threads_io(*this, settings.threads); rc != CASS_OK)
{
throw std::runtime_error(
fmt::format("Error setting cassandra io threads to {}: {}", settings.threads, cass_error_desc(rc)));
}
cass_log_set_level(settings.enableLog ? CASS_LOG_TRACE : CASS_LOG_DISABLED);
cass_cluster_set_connect_timeout(*this, settings.connectionTimeout.count());
cass_cluster_set_request_timeout(*this, settings.requestTimeout.count());
if (auto const rc =
cass_cluster_set_max_concurrent_requests_threshold(*this, settings.maxConcurrentRequestsThreshold);
rc != CASS_OK)
{
throw std::runtime_error(
fmt::format("Could not set max concurrent requests per host threshold: {}", cass_error_desc(rc)));
}
if (auto const rc = cass_cluster_set_max_connections_per_host(*this, settings.maxConnectionsPerHost); rc != CASS_OK)
{
throw std::runtime_error(fmt::format("Could not set max connections per host: {}", cass_error_desc(rc)));
}
if (auto const rc = cass_cluster_set_core_connections_per_host(*this, settings.coreConnectionsPerHost);
rc != CASS_OK)
{
throw std::runtime_error(fmt::format("Could not set core connections per host: {}", cass_error_desc(rc)));
}
auto const queueSize =
settings.queueSizeIO.value_or(settings.maxWriteRequestsOutstanding + settings.maxReadRequestsOutstanding);
if (auto const rc = cass_cluster_set_queue_size_io(*this, queueSize); rc != CASS_OK)
{
throw std::runtime_error(fmt::format("Could not set queue size for IO per host: {}", cass_error_desc(rc)));
}
auto apply = []<typename ValueType, typename Fn>(
std::optional<ValueType> const& maybeValue, Fn&& fn) requires std::is_object_v<Fn>
{
if (maybeValue)
std::invoke(fn, maybeValue.value());
};
apply(settings.queueSizeEvent, [this](auto value) {
if (auto const rc = cass_cluster_set_queue_size_event(*this, value); rc != CASS_OK)
throw std::runtime_error(
fmt::format("Could not set queue size for events per host: {}", cass_error_desc(rc)));
});
apply(settings.writeBytesHighWatermark, [this](auto value) {
if (auto const rc = cass_cluster_set_write_bytes_high_water_mark(*this, value); rc != CASS_OK)
throw std::runtime_error(fmt::format("Could not set write bytes high water_mark: {}", cass_error_desc(rc)));
});
apply(settings.writeBytesLowWatermark, [this](auto value) {
if (auto const rc = cass_cluster_set_write_bytes_low_water_mark(*this, value); rc != CASS_OK)
throw std::runtime_error(fmt::format("Could not set write bytes low water mark: {}", cass_error_desc(rc)));
});
apply(settings.pendingRequestsHighWatermark, [this](auto value) {
if (auto const rc = cass_cluster_set_pending_requests_high_water_mark(*this, value); rc != CASS_OK)
throw std::runtime_error(
fmt::format("Could not set pending requests high water mark: {}", cass_error_desc(rc)));
});
apply(settings.pendingRequestsLowWatermark, [this](auto value) {
if (auto const rc = cass_cluster_set_pending_requests_low_water_mark(*this, value); rc != CASS_OK)
throw std::runtime_error(
fmt::format("Could not set pending requests low water mark: {}", cass_error_desc(rc)));
});
apply(settings.maxRequestsPerFlush, [this](auto value) {
if (auto const rc = cass_cluster_set_max_requests_per_flush(*this, value); rc != CASS_OK)
throw std::runtime_error(fmt::format("Could not set max requests per flush: {}", cass_error_desc(rc)));
});
apply(settings.maxConcurrentCreation, [this](auto value) {
if (auto const rc = cass_cluster_set_max_concurrent_creation(*this, value); rc != CASS_OK)
throw std::runtime_error(fmt::format("Could not set max concurrent creation: {}", cass_error_desc(rc)));
});
setupConnection(settings);
setupCertificate(settings);
setupCredentials(settings);
auto valueOrDefault = []<typename T>(std::optional<T> const& maybeValue) -> std::string {
return maybeValue ? to_string(*maybeValue) : "default";
};
log_.info() << "Threads: " << settings.threads;
log_.info() << "Max concurrent requests per host: " << settings.maxConcurrentRequestsThreshold;
log_.info() << "Max connections per host: " << settings.maxConnectionsPerHost;
log_.info() << "Core connections per host: " << settings.coreConnectionsPerHost;
log_.info() << "IO queue size: " << queueSize;
log_.info() << "Event queue size: " << valueOrDefault(settings.queueSizeEvent);
log_.info() << "Write bytes high watermark: " << valueOrDefault(settings.writeBytesHighWatermark);
log_.info() << "Write bytes low watermark: " << valueOrDefault(settings.writeBytesLowWatermark);
log_.info() << "Pending requests high watermark: " << valueOrDefault(settings.pendingRequestsHighWatermark);
log_.info() << "Pending requests low watermark: " << valueOrDefault(settings.pendingRequestsLowWatermark);
log_.info() << "Max requests per flush: " << valueOrDefault(settings.maxRequestsPerFlush);
log_.info() << "Max concurrent creation: " << valueOrDefault(settings.maxConcurrentCreation);
}
void
Cluster::setupConnection(Settings const& settings)
{
std::visit(
overloadSet{
[this](Settings::ContactPoints const& points) { setupContactPoints(points); },
[this](Settings::SecureConnectionBundle const& bundle) { setupSecureBundle(bundle); }},
settings.connectionInfo);
}
void
Cluster::setupContactPoints(Settings::ContactPoints const& points)
{
using std::to_string;
auto throwErrorIfNeeded = [](CassError rc, std::string const& label, std::string const& value) {
if (rc != CASS_OK)
throw std::runtime_error(
fmt::format("Cassandra: Error setting {} [{}]: {}", label, value, cass_error_desc(rc)));
};
{
log_.debug() << "Attempt connection using contact points: " << points.contactPoints;
auto const rc = cass_cluster_set_contact_points(*this, points.contactPoints.data());
throwErrorIfNeeded(rc, "contact_points", points.contactPoints);
}
if (points.port)
{
auto const rc = cass_cluster_set_port(*this, points.port.value());
throwErrorIfNeeded(rc, "port", to_string(points.port.value()));
}
}
void
Cluster::setupSecureBundle(Settings::SecureConnectionBundle const& bundle)
{
log_.debug() << "Attempt connection using secure bundle";
if (auto const rc = cass_cluster_set_cloud_secure_connection_bundle(*this, bundle.bundle.data()); rc != CASS_OK)
{
throw std::runtime_error("Failed to connect using secure connection bundle " + bundle.bundle);
}
}
void
Cluster::setupCertificate(Settings const& settings)
{
if (not settings.certificate)
return;
log_.debug() << "Configure SSL context";
SslContext context = SslContext(*settings.certificate);
cass_cluster_set_ssl(*this, context);
}
void
Cluster::setupCredentials(Settings const& settings)
{
if (not settings.username || not settings.password)
return;
log_.debug() << "Set credentials; username: " << settings.username.value();
cass_cluster_set_credentials(*this, settings.username.value().c_str(), settings.password.value().c_str());
}
} // namespace data::cassandra::detail