huatuo/core/metrics/memory_events.go

71 lines
1.8 KiB
Go

// Copyright 2025 The HuaTuo Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package collector
import (
"fmt"
"huatuo-bamai/internal/conf"
"huatuo-bamai/internal/pod"
"huatuo-bamai/internal/utils/cgrouputil"
"huatuo-bamai/pkg/metric"
"huatuo-bamai/pkg/tracing"
)
type memEventsCollector struct {
mem cgrouputil.Memory
}
func init() {
tracing.RegisterEventTracing("memory_events", newMemEvents)
}
func newMemEvents() (*tracing.EventTracingAttr, error) {
return &tracing.EventTracingAttr{
TracingData: &memEventsCollector{
mem: *cgrouputil.NewMemory(),
}, Flag: tracing.FlagMetric,
}, nil
}
func (c *memEventsCollector) Update() ([]*metric.Data, error) {
filter := newFieldFilter(conf.Get().MetricCollector.MemoryEvents.ExcludedMetrics,
conf.Get().MetricCollector.MemoryEvents.IncludedMetrics)
containers, err := pod.GetNormalContainers()
if err != nil {
return nil, fmt.Errorf("get normal container: %w", err)
}
metrics := []*metric.Data{}
for _, container := range containers {
raw, err := c.mem.EventsRaw(container.CgroupSuffix)
if err != nil {
return nil, err
}
for key, value := range raw {
if filter.ignored(key) {
continue
}
metrics = append(metrics,
metric.NewContainerGaugeData(container, key, float64(value), fmt.Sprintf("memory events %s", key), nil))
}
}
return metrics, nil
}