huatuo/core/metrics/memory_others.go

102 lines
2.5 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"
"path/filepath"
"huatuo-bamai/internal/log"
"huatuo-bamai/internal/pod"
"huatuo-bamai/internal/utils/cgrouputil"
"huatuo-bamai/internal/utils/parseutil"
"huatuo-bamai/pkg/metric"
"huatuo-bamai/pkg/tracing"
)
type memOthersCollector struct{}
func init() {
// only for didicloud
tracing.RegisterEventTracing("memory_others", newMemOthersCollector)
}
func newMemOthersCollector() (*tracing.EventTracingAttr, error) {
return &tracing.EventTracingAttr{
TracingData: &memOthersCollector{},
Flag: tracing.FlagMetric,
}, nil
}
func parseValueWithKey(path, key string) (uint64, error) {
filePath := filepath.Join(cgrouputil.V1MemoryPath(), path)
if key == "" {
return parseutil.ReadUint(filePath)
}
raw, err := parseutil.ParseRawKV(filePath)
if err != nil {
return 0, err
}
return raw[key], nil
}
func (c *memOthersCollector) Update() ([]*metric.Data, error) {
containers, err := pod.GetNormalContainers()
if err != nil {
return nil, fmt.Errorf("Can't get normal container: %w", err)
}
metrics := []*metric.Data{}
for _, container := range containers {
for _, t := range []struct {
path string
key string
name string
}{
{
path: "memory.directstall_stat",
key: "directstall_time",
name: "directstall_time",
},
{
path: "memory.asynreclaim_stat",
key: "asyncreclaim_time",
name: "asyncreclaim_time",
},
{
path: "memory.local_direct_reclaim_time",
key: "",
name: "local_direct_reclaim_time",
},
} {
path := filepath.Join(container.CgroupSuffix, t.path)
value, err := parseValueWithKey(path, t.key)
if err != nil {
// FIXME: os maynot support this metric
log.Debugf("parse %s: %s", path, err)
continue
}
metrics = append(metrics,
metric.NewContainerGaugeData(container, t.name, float64(value), fmt.Sprintf("memory cgroup %s", t.name), nil))
}
}
return metrics, nil
}