1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "rpc_mapping_monitor.h"
#include <vespa/log/log.h>
LOG_SETUP(".slobrok.server.rpc_mapping_monitor");
namespace slobrok {
void RpcMappingMonitor::DelayedTasks::PerformTask() {
std::vector<MUP> deleteAfterSwap;
std::swap(deleteAfterSwap, _deleteList);
}
RpcMappingMonitor::RpcMappingMonitor(FRT_Supervisor &orb, MappingMonitorOwner &owner)
: _orb(orb),
_delayedTasks(orb.GetScheduler()),
_map(),
_owner(owner)
{}
RpcMappingMonitor::~RpcMappingMonitor() = default;
void RpcMappingMonitor::start(const ServiceMapping& mapping, bool hurry) {
LOG(spam, "start %s->%s", mapping.name.c_str(), mapping.spec.c_str());
LOG_ASSERT(_map.find(mapping) == _map.end());
auto up = std::make_unique<ManagedRpcServer>(mapping.name, mapping.spec, *this);
auto & managed = *up;
_map.emplace(mapping, std::move(up));
if (hurry) {
managed.healthCheck();
}
}
void RpcMappingMonitor::stop(const ServiceMapping& mapping) {
LOG(spam, "stop %s->%s", mapping.name.c_str(), mapping.spec.c_str());
auto iter = _map.find(mapping);
LOG_ASSERT(iter != _map.end());
_delayedTasks.deleteLater(std::move(iter->second));
_map.erase(iter);
}
bool RpcMappingMonitor::active(const ServiceMapping &mapping, ManagedRpcServer *rpcsrv) const {
auto iter = _map.find(mapping);
if (iter == _map.end()) {
return false;
}
return iter->second.get() == rpcsrv;
}
void RpcMappingMonitor::notifyFailedRpcSrv(ManagedRpcServer *rpcsrv, std::string errmsg) {
ServiceMapping mapping{rpcsrv->getName(), rpcsrv->getSpec()};
LOG(spam, "notifyFailed %s->%s", mapping.name.c_str(), mapping.spec.c_str());
if (active(mapping, rpcsrv)) {
LOG(debug, "service %s [at %s] failed: %s",
mapping.name.c_str(), mapping.spec.c_str(), errmsg.c_str());
_owner.down(mapping);
}
}
void RpcMappingMonitor::notifyOkRpcSrv(ManagedRpcServer *rpcsrv) {
ServiceMapping mapping{rpcsrv->getName(), rpcsrv->getSpec()};
LOG(spam, "notifyOk %s->%s", mapping.name.c_str(), mapping.spec.c_str());
if (active(mapping, rpcsrv)) {
LOG(debug, "service %s [at %s] up ok -> target",
mapping.name.c_str(), mapping.spec.c_str());
_owner.up(mapping);
}
}
} // namespace slobrok
|
