/
types.go
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/
types.go
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/*
* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
*
* 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 dcgmexporter
import (
"fmt"
"net/http"
"sync"
"text/template"
"github.com/NVIDIA/go-dcgm/pkg/dcgm"
)
var (
SkipDCGMValue = "SKIPPING DCGM VALUE"
FailedToConvert = "ERROR - FAILED TO CONVERT TO STRING"
nvidiaResourceName = "nvidia.com/gpu"
nvidiaMigResourcePrefix = "nvidia.com/mig-"
MIG_UUID_PREFIX = "MIG-"
// Note standard resource attributes
podAttribute = "pod"
namespaceAttribute = "namespace"
containerAttribute = "container"
oldPodAttribute = "pod_name"
oldNamespaceAttribute = "pod_namespace"
oldContainerAttribute = "container_name"
undefinedConfigMapData = "none"
)
type KubernetesGPUIDType string
const (
GPUUID KubernetesGPUIDType = "uid"
DeviceName KubernetesGPUIDType = "device-name"
)
type DeviceOptions struct {
Flex bool // If true, then monitor all GPUs if MIG mode is disabled or all GPU instances if MIG is enabled.
GpuRange []int // The indices of each GPU to monitor, or -1 to monitor all
GpuInstanceRange []int // The indices of each GPU instance to monitor, or -1 to monitor all
}
type Config struct {
CollectorsFile string
Address string
CollectInterval int
Kubernetes bool
KubernetesGPUIdType KubernetesGPUIDType
CollectDCP bool
UseOldNamespace bool
UseRemoteHE bool
RemoteHEInfo string
Devices DeviceOptions
NoHostname bool
UseFakeGpus bool
ConfigMapData string
}
type Transform interface {
Process(metrics [][]Metric, sysInfo SystemInfo) error
Name() string
}
type MetricsPipeline struct {
config *Config
transformations []Transform
metricsFormat *template.Template
migMetricsFormat *template.Template
counters []Counter
gpuCollector *DCGMCollector
}
type DCGMCollector struct {
Counters []Counter
DeviceFields []dcgm.Short
Cleanups []func()
UseOldNamespace bool
SysInfo SystemInfo
Hostname string
}
type Counter struct {
FieldID dcgm.Short
FieldName string
PromType string
Help string
}
type Metric struct {
Counter *Counter
Value string
GPU string
GPUUUID string
GPUDevice string
GPUModelName string
UUID string
MigProfile string
GPUInstanceID string
Hostname string
Attributes map[string]string
}
func (m Metric) getIDOfType(idType KubernetesGPUIDType) (string, error) {
// For MIG devices, return the MIG profile instead of
if m.MigProfile != "" {
return fmt.Sprintf("%s-%s", m.GPU, m.GPUInstanceID), nil
}
switch idType {
case GPUUID:
return m.GPUUUID, nil
case DeviceName:
return m.GPUDevice, nil
}
return "", fmt.Errorf("unsupported KubernetesGPUIDType for MetricID '%s'", idType)
}
var promMetricType = map[string]bool{
"gauge": true,
"counter": true,
"histogram": true,
"summary": true,
}
type MetricsServer struct {
sync.Mutex
server http.Server
metrics string
metricsChan chan string
}
type PodMapper struct {
Config *Config
}
type PodInfo struct {
Name string
Namespace string
Container string
}