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Move dns_mgr stats to telemetry instruments

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This commit is contained in:
Tim Wojtulewicz 2024-05-28 19:52:49 -07:00
parent 8b4af06484
commit d1f7999f61
4 changed files with 122 additions and 37 deletions
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38
src/DNS_Mgr.h
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@ -42,6 +42,13 @@ using TableValPtr = IntrusivePtr<TableVal>;
using StringValPtr = IntrusivePtr<StringVal>;
using RecordValPtr = IntrusivePtr<RecordVal>;
namespace telemetry {
class Gauge;
class Counter;
using GaugePtr = std::shared_ptr<Gauge>;
using CounterPtr = std::shared_ptr<Counter>;
} // namespace telemetry
} // namespace zeek
namespace zeek::detail {
@ -198,15 +205,19 @@ public:
*/
bool Save();
struct CachedStats {
unsigned long hosts;
unsigned long addresses;
unsigned long texts;
unsigned long total;
};
struct Stats {
unsigned long requests; // These count only async requests.
unsigned long successful;
unsigned long failed;
unsigned long pending;
unsigned long cached_hosts;
unsigned long cached_addresses;
unsigned long cached_texts;
unsigned long cached_total;
CachedStats cached;
};
/**
@ -285,6 +296,8 @@ protected:
const char* Tag() override { return "DNS_Mgr"; }
double GetNextTimeout() override;
void UpdateCachedStats(bool force);
DNS_MgrMode mode;
MappingMap all_mappings;
@ -293,7 +306,6 @@ protected:
std::string dir; // directory in which cache_name resides
bool did_init = false;
int asyncs_pending = 0;
RecordTypePtr dm_rec;
@ -327,9 +339,19 @@ protected:
using QueuedList = std::list<AsyncRequest*>;
QueuedList asyncs_queued;
unsigned long num_requests = 0;
unsigned long successful = 0;
unsigned long failed = 0;
telemetry::CounterPtr num_requests_metric;
telemetry::CounterPtr successful_metric;
telemetry::CounterPtr failed_metric;
telemetry::GaugePtr asyncs_pending_metric;
telemetry::GaugePtr cached_hosts_metric;
telemetry::GaugePtr cached_addresses_metric;
telemetry::GaugePtr cached_texts_metric;
double last_cached_stats_update = 0;
CachedStats last_cached_stats;
int asyncs_pending = 0;
std::set<int> socket_fds;
std::set<int> write_socket_fds;