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MXS-2219 Replace for_each with regular for loops

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In this context the former provides no advantage.
This commit is contained in:
Johan Wikman
2019-01-21 12:26:16 +02:00
parent 01c3da9e0f
commit c51895eaad
1 changed files with 33 additions and 30 deletions
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39
server/modules/monitor/clustrixmon/clustrixmonitor.cc
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@ -230,10 +230,11 @@ void ClustrixMonitor::update_cluster_nodes(MXS_MONITORED_SERVER& ms)
mxb_assert(mysql_field_count(ms.con) == 4);
set<int> nids;
for_each(m_nodes.begin(), m_nodes.end(),
[&nids](const pair<int, ClustrixNode>& element) {
nids.insert(element.first);
});
for (const auto& element : m_nodes)
{
const ClustrixNode& node = element.second;
nids.insert(node.id());
}
MYSQL_ROW row;
while ((row = mysql_fetch_row(pResult)) != nullptr)
@ -292,7 +293,8 @@ void ClustrixMonitor::update_cluster_nodes(MXS_MONITORED_SERVER& ms)
const ClustrixMembership& membership = mit->second;
int health_check_threshold = m_config.health_check_threshold();
ClustrixNode node(membership, ip, mysql_port, health_port, health_check_threshold, pServer);
ClustrixNode node(membership, ip, mysql_port, health_port,
health_check_threshold, pServer);
m_nodes.insert(make_pair(id, node));
}
@ -321,23 +323,23 @@ void ClustrixMonitor::update_cluster_nodes(MXS_MONITORED_SERVER& ms)
mysql_free_result(pResult);
for_each(nids.begin(), nids.end(),
[this](int nid) {
for (const auto nid : nids)
{
auto it = m_nodes.find(nid);
mxb_assert(it != m_nodes.end());
ClustrixNode& node = it->second;
node.set_running(false, ClustrixNode::APPROACH_OVERRIDE);
});
}
vector<string> health_urls;
for_each(m_nodes.begin(), m_nodes.end(),
[&health_urls](const pair<int, ClustrixNode>& element) {
for (const auto& element : m_nodes)
{
const ClustrixNode& node = element.second;
string url = "http://" + node.ip() + ":" + std::to_string(node.health_port());
health_urls.push_back(url);
});
}
m_health_urls.swap(health_urls);
@ -398,10 +400,11 @@ bool ClustrixMonitor::check_cluster_membership(MXS_MONITORED_SERVER& ms,
mxb_assert(mysql_field_count(ms.con) == 4);
set<int> nids;
for_each(m_nodes.begin(), m_nodes.end(),
[&nids](const pair<int, ClustrixNode>& element) {
nids.insert(element.first);
});
for (const auto& element : m_nodes)
{
const ClustrixNode& node = element.second;
nids.insert(node.id());
}
MYSQL_ROW row;
while ((row = mysql_fetch_row(pResult)) != nullptr)
@ -444,15 +447,15 @@ bool ClustrixMonitor::check_cluster_membership(MXS_MONITORED_SERVER& ms,
mysql_free_result(pResult);
// Deactivate all servers that are no longer members.
for_each(nids.begin(), nids.end(),
[this](int nid) {
for (const auto nid : nids)
{
auto it = m_nodes.find(nid);
mxb_assert(it != m_nodes.end());
ClustrixNode& node = it->second;
node.deactivate_server();
m_nodes.erase(it);
});
}
rv = true;
}