├── .gitignore ├── Dockerfile ├── Makefile ├── PROJECT ├── api └── v1 │ ├── groupversion_info.go │ ├── scv_types.go │ └── zz_generated.deepcopy.go ├── config ├── certmanager │ ├── certificate.yaml │ ├── kustomization.yaml │ └── kustomizeconfig.yaml ├── crd │ ├── bases │ │ └── core.run-linux.com_scvs.yaml │ ├── kustomization.yaml │ ├── kustomizeconfig.yaml │ └── patches │ │ ├── cainjection_in_scvs.yaml │ │ └── webhook_in_scvs.yaml ├── default │ ├── kustomization.yaml │ ├── manager_auth_proxy_patch.yaml │ ├── manager_webhook_patch.yaml │ └── webhookcainjection_patch.yaml ├── manager │ ├── kustomization.yaml │ └── manager.yaml ├── prometheus │ ├── kustomization.yaml │ └── monitor.yaml ├── rbac │ ├── auth_proxy_role.yaml │ ├── auth_proxy_role_binding.yaml │ ├── auth_proxy_service.yaml │ ├── kustomization.yaml │ ├── leader_election_role.yaml │ ├── leader_election_role_binding.yaml │ ├── role_binding.yaml │ ├── scv_editor_role.yaml │ └── scv_viewer_role.yaml ├── samples │ └── core_v1_scv.yaml └── webhook │ ├── kustomization.yaml │ ├── kustomizeconfig.yaml │ ├── manifests.yaml │ └── service.yaml ├── deploy └── deploy.yaml ├── go.mod ├── go.sum ├── hack └── boilerplate.go.txt ├── main.go ├── pkg ├── collector │ └── collector.go └── log │ └── log.go └── readme.md /.gitignore: -------------------------------------------------------------------------------- 1 | 2 | # Binaries for programs and plugins 3 | *.exe 4 | *.exe~ 5 | *.dll 6 | *.so 7 | *.dylib 8 | bin 9 | 10 | # Test binary, build with `go test -c` 11 | *.test 12 | 13 | # Output of the go coverage tool, specifically when used with LiteIDE 14 | *.out 15 | 16 | # Kubernetes Generated files - skip generated files, except for vendored files 17 | 18 | !vendor/**/zz_generated.* 19 | 20 | # editor and IDE paraphernalia 21 | .idea/** 22 | *.swp 23 | *.swo 24 | *~ -------------------------------------------------------------------------------- /Dockerfile: -------------------------------------------------------------------------------- 1 | FROM nvidia/cuda:10.0-base 2 | 3 | WORKDIR / 4 | 5 | COPY bin/scv /usr/local/bin 6 | 7 | CMD ["scv"] 8 | -------------------------------------------------------------------------------- /Makefile: -------------------------------------------------------------------------------- 1 | 2 | # Image URL to use all building/pushing image targets 3 | IMG ?= controller:latest 4 | # Produce CRDs that work back to Kubernetes 1.11 (no version conversion) 5 | CRD_OPTIONS ?= "crd:trivialVersions=true" 6 | 7 | # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set) 8 | ifeq (,$(shell go env GOBIN)) 9 | GOBIN=$(shell go env GOPATH)/bin 10 | else 11 | GOBIN=$(shell go env GOBIN) 12 | endif 13 | 14 | all: scv 15 | 16 | # Run tests 17 | test: generate fmt vet manifests 18 | go test ./... -coverprofile cover.out 19 | 20 | # Build manager binary 21 | scv: generate fmt vet 22 | go build -o bin/scv main.go 23 | 24 | # Run against the configured Kubernetes cluster in ~/.kube/config 25 | run: generate fmt vet manifests 26 | go run ./main.go 27 | 28 | # Install CRDs into a cluster 29 | install: manifests 30 | kustomize build config/crd | kubectl apply -f - 31 | 32 | # Uninstall CRDs from a cluster 33 | uninstall: manifests 34 | kustomize build config/crd | kubectl delete -f - 35 | 36 | # Deploy controller in the configured Kubernetes cluster in ~/.kube/config 37 | deploy: manifests 38 | cd config/manager && kustomize edit set image controller=${IMG} 39 | kustomize build config/default > deploy/deploy.yaml 40 | 41 | # Generate manifests e.g. CRD, RBAC etc. 42 | manifests: controller-gen 43 | $(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases 44 | 45 | # Run go fmt against code 46 | fmt: 47 | go fmt ./... 48 | 49 | # Run go vet against code 50 | vet: 51 | go vet ./... 52 | 53 | # Generate code 54 | generate: controller-gen 55 | $(CONTROLLER_GEN) object:headerFile=./hack/boilerplate.go.txt paths="./..." 56 | 57 | # Build the docker image 58 | docker-build: 59 | docker build . -t ${IMG} 60 | 61 | # Push the docker image 62 | docker-push: 63 | docker push ${IMG} 64 | 65 | # find or download controller-gen 66 | # download controller-gen if necessary 67 | controller-gen: 68 | ifeq (, $(shell which controller-gen)) 69 | @{ \ 70 | set -e ;\ 71 | CONTROLLER_GEN_TMP_DIR=$$(mktemp -d) ;\ 72 | cd $$CONTROLLER_GEN_TMP_DIR ;\ 73 | go mod init tmp ;\ 74 | go get sigs.k8s.io/controller-tools/cmd/controller-gen@v0.2.4 ;\ 75 | rm -rf $$CONTROLLER_GEN_TMP_DIR ;\ 76 | } 77 | CONTROLLER_GEN=$(GOBIN)/controller-gen 78 | else 79 | CONTROLLER_GEN=$(shell which controller-gen) 80 | endif 81 | -------------------------------------------------------------------------------- /PROJECT: -------------------------------------------------------------------------------- 1 | domain: run-linux.com 2 | repo: github.com/NJUPT-ISL/SCV 3 | resources: 4 | - group: core 5 | kind: Scv 6 | version: v1 7 | version: "2" 8 | -------------------------------------------------------------------------------- /api/v1/groupversion_info.go: -------------------------------------------------------------------------------- 1 | /* 2 | 3 | Licensed under the Apache License, Version 2.0 (the "License"); 4 | you may not use this file except in compliance with the License. 5 | You may obtain a copy of the License at 6 | 7 | http://www.apache.org/licenses/LICENSE-2.0 8 | 9 | Unless required by applicable law or agreed to in writing, software 10 | distributed under the License is distributed on an "AS IS" BASIS, 11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 | See the License for the specific language governing permissions and 13 | limitations under the License. 14 | */ 15 | 16 | // Package v1 contains API Schema definitions for the core v1 API group 17 | // +kubebuilder:object:generate=true 18 | // +groupName=core.run-linux.com 19 | package v1 20 | 21 | import ( 22 | "k8s.io/apimachinery/pkg/runtime/schema" 23 | "sigs.k8s.io/controller-runtime/pkg/scheme" 24 | ) 25 | 26 | var ( 27 | // GroupVersion is group version used to register these objects 28 | GroupVersion = schema.GroupVersion{Group: "core.run-linux.com", Version: "v1"} 29 | 30 | // SchemeBuilder is used to add go types to the GroupVersionKind scheme 31 | SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion} 32 | 33 | // AddToScheme adds the types in this group-version to the given scheme. 34 | AddToScheme = SchemeBuilder.AddToScheme 35 | ) 36 | -------------------------------------------------------------------------------- /api/v1/scv_types.go: -------------------------------------------------------------------------------- 1 | /* 2 | 3 | Licensed under the Apache License, Version 2.0 (the "License"); 4 | you may not use this file except in compliance with the License. 5 | You may obtain a copy of the License at 6 | 7 | http://www.apache.org/licenses/LICENSE-2.0 8 | 9 | Unless required by applicable law or agreed to in writing, software 10 | distributed under the License is distributed on an "AS IS" BASIS, 11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 | See the License for the specific language governing permissions and 13 | limitations under the License. 14 | */ 15 | 16 | package v1 17 | 18 | import ( 19 | metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" 20 | ) 21 | 22 | // EDIT THIS FILE! THIS IS SCAFFOLDING FOR YOU TO OWN! 23 | // NOTE: json tags are required. Any new fields you add must have json tags for the fields to be serialized. 24 | 25 | // ScvSpec defines the desired state of Scv 26 | type ScvSpec struct { 27 | // INSERT ADDITIONAL SPEC FIELDS - desired state of cluster 28 | // Important: Run "make" to regenerate code after modifying this file 29 | 30 | // Foo is an example field of Scv. Edit Scv_types.go to remove/update 31 | UpdateInterval int64 `json:"updateInterval,omitempty"` 32 | } 33 | 34 | // ScvStatus defines the observed state of Scv 35 | type ScvStatus struct { 36 | // INSERT ADDITIONAL STATUS FIELD - define observed state of cluster 37 | // Important: Run "make" to regenerate code after modifying this file 38 | CardList CardList `json:"cardList,omitempty"` 39 | CardNumber uint `json:"cardNumber,omitempty"` 40 | UpdateTime *metav1.Time `json:"updateTime,omitempty"` 41 | TotalMemorySum uint64 `json:"totalMemorySum,omitempty"` 42 | FreeMemorySum uint64 `json:"freeMemorySum,omitempty"` 43 | } 44 | 45 | type CardList []Card 46 | 47 | func (in CardList) Len() int { 48 | return len(in) 49 | } 50 | 51 | func (in CardList) Less(i, j int) bool { 52 | return in[i].ID < in[j].ID 53 | } 54 | 55 | func (in CardList) Swap(i, j int) { 56 | in[i], in[j] = in[j], in[i] 57 | } 58 | 59 | type Card struct { 60 | ID uint `json:"id"` 61 | Health string `json:"health,omitempty"` 62 | Model string `json:"model,omitempty"` 63 | Power uint `json:"power,omitempty"` 64 | TotalMemory uint64 `json:"totalMemory,omitempty"` 65 | Clock uint `json:"clock,omitempty"` 66 | FreeMemory uint64 `json:"freeMemory,omitempty"` 67 | Core uint `json:"core,omitempty"` 68 | Bandwidth uint `json:"bandwidth,omitempty"` 69 | } 70 | 71 | // +kubebuilder:object:root=true 72 | // +kubebuilder:resource:scope=Cluster 73 | 74 | // Scv is the Schema for the scvs API 75 | type Scv struct { 76 | metav1.TypeMeta `json:",inline"` 77 | metav1.ObjectMeta `json:"metadata,omitempty"` 78 | Spec ScvSpec `json:"spec,omitempty"` 79 | Status ScvStatus `json:"status,omitempty"` 80 | } 81 | 82 | // +kubebuilder:object:root=true 83 | 84 | // ScvList contains a list of Scv 85 | type ScvList struct { 86 | metav1.TypeMeta `json:",inline"` 87 | metav1.ListMeta `json:"metadata,omitempty"` 88 | Items []Scv `json:"items"` 89 | } 90 | 91 | func init() { 92 | SchemeBuilder.Register(&Scv{}, &ScvList{}) 93 | } 94 | -------------------------------------------------------------------------------- /api/v1/zz_generated.deepcopy.go: -------------------------------------------------------------------------------- 1 | // +build !ignore_autogenerated 2 | 3 | /* 4 | 5 | Licensed under the Apache License, Version 2.0 (the "License"); 6 | you may not use this file except in compliance with the License. 7 | You may obtain a copy of the License at 8 | 9 | http://www.apache.org/licenses/LICENSE-2.0 10 | 11 | Unless required by applicable law or agreed to in writing, software 12 | distributed under the License is distributed on an "AS IS" BASIS, 13 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 | See the License for the specific language governing permissions and 15 | limitations under the License. 16 | */ 17 | 18 | // Code generated by controller-gen. DO NOT EDIT. 19 | 20 | package v1 21 | 22 | import ( 23 | runtime "k8s.io/apimachinery/pkg/runtime" 24 | ) 25 | 26 | // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. 27 | func (in *Card) DeepCopyInto(out *Card) { 28 | *out = *in 29 | } 30 | 31 | // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new Card. 32 | func (in *Card) DeepCopy() *Card { 33 | if in == nil { 34 | return nil 35 | } 36 | out := new(Card) 37 | in.DeepCopyInto(out) 38 | return out 39 | } 40 | 41 | // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. 42 | func (in CardList) DeepCopyInto(out *CardList) { 43 | { 44 | in := &in 45 | *out = make(CardList, len(*in)) 46 | copy(*out, *in) 47 | } 48 | } 49 | 50 | // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CardList. 51 | func (in CardList) DeepCopy() CardList { 52 | if in == nil { 53 | return nil 54 | } 55 | out := new(CardList) 56 | in.DeepCopyInto(out) 57 | return *out 58 | } 59 | 60 | // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. 61 | func (in *Scv) DeepCopyInto(out *Scv) { 62 | *out = *in 63 | out.TypeMeta = in.TypeMeta 64 | in.ObjectMeta.DeepCopyInto(&out.ObjectMeta) 65 | out.Spec = in.Spec 66 | in.Status.DeepCopyInto(&out.Status) 67 | } 68 | 69 | // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new Scv. 70 | func (in *Scv) DeepCopy() *Scv { 71 | if in == nil { 72 | return nil 73 | } 74 | out := new(Scv) 75 | in.DeepCopyInto(out) 76 | return out 77 | } 78 | 79 | // DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object. 80 | func (in *Scv) DeepCopyObject() runtime.Object { 81 | if c := in.DeepCopy(); c != nil { 82 | return c 83 | } 84 | return nil 85 | } 86 | 87 | // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. 88 | func (in *ScvList) DeepCopyInto(out *ScvList) { 89 | *out = *in 90 | out.TypeMeta = in.TypeMeta 91 | in.ListMeta.DeepCopyInto(&out.ListMeta) 92 | if in.Items != nil { 93 | in, out := &in.Items, &out.Items 94 | *out = make([]Scv, len(*in)) 95 | for i := range *in { 96 | (*in)[i].DeepCopyInto(&(*out)[i]) 97 | } 98 | } 99 | } 100 | 101 | // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScvList. 102 | func (in *ScvList) DeepCopy() *ScvList { 103 | if in == nil { 104 | return nil 105 | } 106 | out := new(ScvList) 107 | in.DeepCopyInto(out) 108 | return out 109 | } 110 | 111 | // DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object. 112 | func (in *ScvList) DeepCopyObject() runtime.Object { 113 | if c := in.DeepCopy(); c != nil { 114 | return c 115 | } 116 | return nil 117 | } 118 | 119 | // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. 120 | func (in *ScvSpec) DeepCopyInto(out *ScvSpec) { 121 | *out = *in 122 | } 123 | 124 | // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScvSpec. 125 | func (in *ScvSpec) DeepCopy() *ScvSpec { 126 | if in == nil { 127 | return nil 128 | } 129 | out := new(ScvSpec) 130 | in.DeepCopyInto(out) 131 | return out 132 | } 133 | 134 | // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. 135 | func (in *ScvStatus) DeepCopyInto(out *ScvStatus) { 136 | *out = *in 137 | if in.CardList != nil { 138 | in, out := &in.CardList, &out.CardList 139 | *out = make(CardList, len(*in)) 140 | copy(*out, *in) 141 | } 142 | if in.UpdateTime != nil { 143 | in, out := &in.UpdateTime, &out.UpdateTime 144 | *out = (*in).DeepCopy() 145 | } 146 | } 147 | 148 | // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScvStatus. 149 | func (in *ScvStatus) DeepCopy() *ScvStatus { 150 | if in == nil { 151 | return nil 152 | } 153 | out := new(ScvStatus) 154 | in.DeepCopyInto(out) 155 | return out 156 | } 157 | -------------------------------------------------------------------------------- /config/certmanager/certificate.yaml: -------------------------------------------------------------------------------- 1 | # The following manifests contain a self-signed issuer CR and a certificate CR. 2 | # More document can be found at https://docs.cert-manager.io 3 | # WARNING: Targets CertManager 0.11 check https://docs.cert-manager.io/en/latest/tasks/upgrading/index.html for breaking changes 4 | apiVersion: cert-manager.io/v1alpha2 5 | kind: Issuer 6 | metadata: 7 | name: selfsigned-issuer 8 | namespace: system 9 | spec: 10 | selfSigned: {} 11 | --- 12 | apiVersion: cert-manager.io/v1alpha2 13 | kind: Certificate 14 | metadata: 15 | name: serving-cert # this name should match the one appeared in kustomizeconfig.yaml 16 | namespace: system 17 | spec: 18 | # $(SERVICE_NAME) and $(SERVICE_NAMESPACE) will be substituted by kustomize 19 | dnsNames: 20 | - $(SERVICE_NAME).$(SERVICE_NAMESPACE).svc 21 | - $(SERVICE_NAME).$(SERVICE_NAMESPACE).svc.cluster.local 22 | issuerRef: 23 | kind: Issuer 24 | name: selfsigned-issuer 25 | secretName: webhook-server-cert # this secret will not be prefixed, since it's not managed by kustomize 26 | -------------------------------------------------------------------------------- /config/certmanager/kustomization.yaml: -------------------------------------------------------------------------------- 1 | resources: 2 | - certificate.yaml 3 | 4 | configurations: 5 | - kustomizeconfig.yaml 6 | -------------------------------------------------------------------------------- /config/certmanager/kustomizeconfig.yaml: -------------------------------------------------------------------------------- 1 | # This configuration is for teaching kustomize how to update name ref and var substitution 2 | nameReference: 3 | - kind: Issuer 4 | group: cert-manager.io 5 | fieldSpecs: 6 | - kind: Certificate 7 | group: cert-manager.io 8 | path: spec/issuerRef/name 9 | 10 | varReference: 11 | - kind: Certificate 12 | group: cert-manager.io 13 | path: spec/commonName 14 | - kind: Certificate 15 | group: cert-manager.io 16 | path: spec/dnsNames 17 | -------------------------------------------------------------------------------- /config/crd/bases/core.run-linux.com_scvs.yaml: -------------------------------------------------------------------------------- 1 | 2 | --- 3 | apiVersion: apiextensions.k8s.io/v1beta1 4 | kind: CustomResourceDefinition 5 | metadata: 6 | annotations: 7 | controller-gen.kubebuilder.io/version: v0.2.4 8 | creationTimestamp: null 9 | name: scvs.core.run-linux.com 10 | spec: 11 | group: core.run-linux.com 12 | names: 13 | kind: Scv 14 | listKind: ScvList 15 | plural: scvs 16 | singular: scv 17 | scope: Cluster 18 | validation: 19 | openAPIV3Schema: 20 | description: Scv is the Schema for the scvs API 21 | properties: 22 | apiVersion: 23 | description: 'APIVersion defines the versioned schema of this representation 24 | of an object. Servers should convert recognized schemas to the latest 25 | internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources' 26 | type: string 27 | kind: 28 | description: 'Kind is a string value representing the REST resource this 29 | object represents. Servers may infer this from the endpoint the client 30 | submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds' 31 | type: string 32 | metadata: 33 | type: object 34 | spec: 35 | description: ScvSpec defines the desired state of Scv 36 | properties: 37 | updateInterval: 38 | description: Foo is an example field of Scv. Edit Scv_types.go to remove/update 39 | format: int64 40 | type: integer 41 | type: object 42 | status: 43 | description: ScvStatus defines the observed state of Scv 44 | properties: 45 | cardList: 46 | description: 'INSERT ADDITIONAL STATUS FIELD - define observed state 47 | of cluster Important: Run "make" to regenerate code after modifying 48 | this file' 49 | items: 50 | properties: 51 | bandwidth: 52 | type: integer 53 | clock: 54 | type: integer 55 | core: 56 | type: integer 57 | freeMemory: 58 | format: int64 59 | type: integer 60 | health: 61 | type: string 62 | id: 63 | type: integer 64 | model: 65 | type: string 66 | power: 67 | type: integer 68 | totalMemory: 69 | format: int64 70 | type: integer 71 | required: 72 | - id 73 | type: object 74 | type: array 75 | cardNumber: 76 | type: integer 77 | freeMemorySum: 78 | format: int64 79 | type: integer 80 | totalMemorySum: 81 | format: int64 82 | type: integer 83 | updateTime: 84 | format: date-time 85 | type: string 86 | type: object 87 | type: object 88 | version: v1 89 | versions: 90 | - name: v1 91 | served: true 92 | storage: true 93 | status: 94 | acceptedNames: 95 | kind: "" 96 | plural: "" 97 | conditions: [] 98 | storedVersions: [] 99 | -------------------------------------------------------------------------------- /config/crd/kustomization.yaml: -------------------------------------------------------------------------------- 1 | # This kustomization.yaml is not intended to be run by itself, 2 | # since it depends on service name and namespace that are out of this kustomize package. 3 | # It should be run by config/default 4 | resources: 5 | - bases/core.run-linux.com_scvs.yaml 6 | # +kubebuilder:scaffold:crdkustomizeresource 7 | 8 | patchesStrategicMerge: 9 | # [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix. 10 | # patches here are for enabling the conversion webhook for each CRD 11 | #- patches/webhook_in_scvs.yaml 12 | # +kubebuilder:scaffold:crdkustomizewebhookpatch 13 | 14 | # [CERTMANAGER] To enable webhook, uncomment all the sections with [CERTMANAGER] prefix. 15 | # patches here are for enabling the CA injection for each CRD 16 | #- patches/cainjection_in_scvs.yaml 17 | # +kubebuilder:scaffold:crdkustomizecainjectionpatch 18 | 19 | # the following config is for teaching kustomize how to do kustomization for CRDs. 20 | configurations: 21 | - kustomizeconfig.yaml 22 | -------------------------------------------------------------------------------- /config/crd/kustomizeconfig.yaml: -------------------------------------------------------------------------------- 1 | # This file is for teaching kustomize how to substitute name and namespace reference in CRD 2 | nameReference: 3 | - kind: Service 4 | version: v1 5 | fieldSpecs: 6 | - kind: CustomResourceDefinition 7 | group: apiextensions.k8s.io 8 | path: spec/conversion/webhookClientConfig/service/name 9 | 10 | namespace: 11 | - kind: CustomResourceDefinition 12 | group: apiextensions.k8s.io 13 | path: spec/conversion/webhookClientConfig/service/namespace 14 | create: false 15 | 16 | varReference: 17 | - path: metadata/annotations 18 | -------------------------------------------------------------------------------- /config/crd/patches/cainjection_in_scvs.yaml: -------------------------------------------------------------------------------- 1 | # The following patch adds a directive for certmanager to inject CA into the CRD 2 | # CRD conversion requires k8s 1.13 or later. 3 | apiVersion: apiextensions.k8s.io/v1beta1 4 | kind: CustomResourceDefinition 5 | metadata: 6 | annotations: 7 | cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME) 8 | name: scvs.core.run-linux.com 9 | -------------------------------------------------------------------------------- /config/crd/patches/webhook_in_scvs.yaml: -------------------------------------------------------------------------------- 1 | # The following patch enables conversion webhook for CRD 2 | # CRD conversion requires k8s 1.13 or later. 3 | apiVersion: apiextensions.k8s.io/v1beta1 4 | kind: CustomResourceDefinition 5 | metadata: 6 | name: scvs.core.run-linux.com 7 | spec: 8 | conversion: 9 | strategy: Webhook 10 | webhookClientConfig: 11 | # this is "\n" used as a placeholder, otherwise it will be rejected by the apiserver for being blank, 12 | # but we're going to set it later using the cert-manager (or potentially a patch if not using cert-manager) 13 | caBundle: Cg== 14 | service: 15 | namespace: system 16 | name: webhook-service 17 | path: /convert 18 | -------------------------------------------------------------------------------- /config/default/kustomization.yaml: -------------------------------------------------------------------------------- 1 | # Adds namespace to all resources. 2 | namespace: scv-api-system 3 | 4 | # Value of this field is prepended to the 5 | # names of all resources, e.g. a deployment named 6 | # "wordpress" becomes "alices-wordpress". 7 | # Note that it should also match with the prefix (text before '-') of the namespace 8 | # field above. 9 | namePrefix: scv-api- 10 | 11 | # Labels to add to all resources and selectors. 12 | #commonLabels: 13 | # someName: someValue 14 | 15 | bases: 16 | - ../crd 17 | - ../rbac 18 | - ../manager 19 | # [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in crd/kustomization.yaml 20 | #- ../webhook 21 | # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. 'WEBHOOK' components are required. 22 | #- ../certmanager 23 | # [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'. 24 | #- ../prometheus 25 | 26 | patchesStrategicMerge: 27 | # Protect the /metrics endpoint by putting it behind auth. 28 | # Only one of manager_auth_proxy_patch.yaml and 29 | # manager_prometheus_metrics_patch.yaml should be enabled. 30 | - manager_auth_proxy_patch.yaml 31 | # If you want your controller-manager to expose the /metrics 32 | # endpoint w/o any authn/z, uncomment the following line and 33 | # comment manager_auth_proxy_patch.yaml. 34 | # Only one of manager_auth_proxy_patch.yaml and 35 | # manager_prometheus_metrics_patch.yaml should be enabled. 36 | #- manager_prometheus_metrics_patch.yaml 37 | 38 | # [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in crd/kustomization.yaml 39 | #- manager_webhook_patch.yaml 40 | 41 | # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. 42 | # Uncomment 'CERTMANAGER' sections in crd/kustomization.yaml to enable the CA injection in the admission webhooks. 43 | # 'CERTMANAGER' needs to be enabled to use ca injection 44 | #- webhookcainjection_patch.yaml 45 | 46 | # the following config is for teaching kustomize how to do var substitution 47 | vars: 48 | # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER' prefix. 49 | #- name: CERTIFICATE_NAMESPACE # namespace of the certificate CR 50 | # objref: 51 | # kind: Certificate 52 | # group: cert-manager.io 53 | # version: v1alpha2 54 | # name: serving-cert # this name should match the one in certificate.yaml 55 | # fieldref: 56 | # fieldpath: metadata.namespace 57 | #- name: CERTIFICATE_NAME 58 | # objref: 59 | # kind: Certificate 60 | # group: cert-manager.io 61 | # version: v1alpha2 62 | # name: serving-cert # this name should match the one in certificate.yaml 63 | #- name: SERVICE_NAMESPACE # namespace of the service 64 | # objref: 65 | # kind: Service 66 | # version: v1 67 | # name: webhook-service 68 | # fieldref: 69 | # fieldpath: metadata.namespace 70 | #- name: SERVICE_NAME 71 | # objref: 72 | # kind: Service 73 | # version: v1 74 | # name: webhook-service 75 | -------------------------------------------------------------------------------- /config/default/manager_auth_proxy_patch.yaml: -------------------------------------------------------------------------------- 1 | # This patch inject a sidecar container which is a HTTP proxy for the controller manager, 2 | # it performs RBAC authorization against the Kubernetes API using SubjectAccessReviews. 3 | apiVersion: apps/v1 4 | kind: Deployment 5 | metadata: 6 | name: controller-manager 7 | namespace: system 8 | spec: 9 | template: 10 | spec: 11 | containers: 12 | - name: kube-rbac-proxy 13 | image: gcr.io/kubebuilder/kube-rbac-proxy:v0.4.1 14 | args: 15 | - "--secure-listen-address=0.0.0.0:8443" 16 | - "--upstream=http://127.0.0.1:8080/" 17 | - "--logtostderr=true" 18 | - "--v=10" 19 | ports: 20 | - containerPort: 8443 21 | name: https 22 | - name: manager 23 | args: 24 | - "--metrics-addr=127.0.0.1:8080" 25 | - "--enable-leader-election" 26 | -------------------------------------------------------------------------------- /config/default/manager_webhook_patch.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: apps/v1 2 | kind: Deployment 3 | metadata: 4 | name: controller-manager 5 | namespace: system 6 | spec: 7 | template: 8 | spec: 9 | containers: 10 | - name: manager 11 | ports: 12 | - containerPort: 9443 13 | name: webhook-server 14 | protocol: TCP 15 | volumeMounts: 16 | - mountPath: /tmp/k8s-webhook-server/serving-certs 17 | name: cert 18 | readOnly: true 19 | volumes: 20 | - name: cert 21 | secret: 22 | defaultMode: 420 23 | secretName: webhook-server-cert 24 | -------------------------------------------------------------------------------- /config/default/webhookcainjection_patch.yaml: -------------------------------------------------------------------------------- 1 | # This patch add annotation to admission webhook config and 2 | # the variables $(CERTIFICATE_NAMESPACE) and $(CERTIFICATE_NAME) will be substituted by kustomize. 3 | apiVersion: admissionregistration.k8s.io/v1beta1 4 | kind: MutatingWebhookConfiguration 5 | metadata: 6 | name: mutating-webhook-configuration 7 | annotations: 8 | cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME) 9 | --- 10 | apiVersion: admissionregistration.k8s.io/v1beta1 11 | kind: ValidatingWebhookConfiguration 12 | metadata: 13 | name: validating-webhook-configuration 14 | annotations: 15 | cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME) 16 | -------------------------------------------------------------------------------- /config/manager/kustomization.yaml: -------------------------------------------------------------------------------- 1 | resources: 2 | - manager.yaml 3 | -------------------------------------------------------------------------------- /config/manager/manager.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: v1 2 | kind: Namespace 3 | metadata: 4 | labels: 5 | control-plane: controller-manager 6 | name: system 7 | --- 8 | apiVersion: apps/v1 9 | kind: Deployment 10 | metadata: 11 | name: controller-manager 12 | namespace: system 13 | labels: 14 | control-plane: controller-manager 15 | spec: 16 | selector: 17 | matchLabels: 18 | control-plane: controller-manager 19 | replicas: 1 20 | template: 21 | metadata: 22 | labels: 23 | control-plane: controller-manager 24 | spec: 25 | containers: 26 | - command: 27 | - /manager 28 | args: 29 | - --enable-leader-election 30 | image: controller:latest 31 | name: manager 32 | resources: 33 | limits: 34 | cpu: 100m 35 | memory: 30Mi 36 | requests: 37 | cpu: 100m 38 | memory: 20Mi 39 | terminationGracePeriodSeconds: 10 40 | -------------------------------------------------------------------------------- /config/prometheus/kustomization.yaml: -------------------------------------------------------------------------------- 1 | resources: 2 | - monitor.yaml 3 | -------------------------------------------------------------------------------- /config/prometheus/monitor.yaml: -------------------------------------------------------------------------------- 1 | 2 | # Prometheus Monitor Service (Metrics) 3 | apiVersion: monitoring.coreos.com/v1 4 | kind: ServiceMonitor 5 | metadata: 6 | labels: 7 | control-plane: controller-manager 8 | name: controller-manager-metrics-monitor 9 | namespace: system 10 | spec: 11 | endpoints: 12 | - path: /metrics 13 | port: https 14 | selector: 15 | control-plane: controller-manager 16 | -------------------------------------------------------------------------------- /config/rbac/auth_proxy_role.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: rbac.authorization.k8s.io/v1 2 | kind: ClusterRole 3 | metadata: 4 | name: proxy-role 5 | rules: 6 | - apiGroups: ["authentication.k8s.io"] 7 | resources: 8 | - tokenreviews 9 | verbs: ["create"] 10 | - apiGroups: ["authorization.k8s.io"] 11 | resources: 12 | - subjectaccessreviews 13 | verbs: ["create"] 14 | -------------------------------------------------------------------------------- /config/rbac/auth_proxy_role_binding.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: rbac.authorization.k8s.io/v1 2 | kind: ClusterRoleBinding 3 | metadata: 4 | name: proxy-rolebinding 5 | roleRef: 6 | apiGroup: rbac.authorization.k8s.io 7 | kind: ClusterRole 8 | name: proxy-role 9 | subjects: 10 | - kind: ServiceAccount 11 | name: default 12 | namespace: system 13 | -------------------------------------------------------------------------------- /config/rbac/auth_proxy_service.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: v1 2 | kind: Service 3 | metadata: 4 | labels: 5 | control-plane: controller-manager 6 | name: controller-manager-metrics-service 7 | namespace: system 8 | spec: 9 | ports: 10 | - name: https 11 | port: 8443 12 | targetPort: https 13 | selector: 14 | control-plane: controller-manager 15 | -------------------------------------------------------------------------------- /config/rbac/kustomization.yaml: -------------------------------------------------------------------------------- 1 | resources: 2 | - role.yaml 3 | - role_binding.yaml 4 | - leader_election_role.yaml 5 | - leader_election_role_binding.yaml 6 | # Comment the following 3 lines if you want to disable 7 | # the auth proxy (https://github.com/brancz/kube-rbac-proxy) 8 | # which protects your /metrics endpoint. 9 | - auth_proxy_service.yaml 10 | - auth_proxy_role.yaml 11 | - auth_proxy_role_binding.yaml 12 | -------------------------------------------------------------------------------- /config/rbac/leader_election_role.yaml: -------------------------------------------------------------------------------- 1 | # permissions to do leader election. 2 | apiVersion: rbac.authorization.k8s.io/v1 3 | kind: Role 4 | metadata: 5 | name: leader-election-role 6 | rules: 7 | - apiGroups: 8 | - "" 9 | resources: 10 | - configmaps 11 | verbs: 12 | - get 13 | - list 14 | - watch 15 | - create 16 | - update 17 | - patch 18 | - delete 19 | - apiGroups: 20 | - "" 21 | resources: 22 | - configmaps/status 23 | verbs: 24 | - get 25 | - update 26 | - patch 27 | - apiGroups: 28 | - "" 29 | resources: 30 | - events 31 | verbs: 32 | - create 33 | -------------------------------------------------------------------------------- /config/rbac/leader_election_role_binding.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: rbac.authorization.k8s.io/v1 2 | kind: RoleBinding 3 | metadata: 4 | name: leader-election-rolebinding 5 | roleRef: 6 | apiGroup: rbac.authorization.k8s.io 7 | kind: Role 8 | name: leader-election-role 9 | subjects: 10 | - kind: ServiceAccount 11 | name: default 12 | namespace: system 13 | -------------------------------------------------------------------------------- /config/rbac/role_binding.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: rbac.authorization.k8s.io/v1 2 | kind: ClusterRoleBinding 3 | metadata: 4 | name: manager-rolebinding 5 | roleRef: 6 | apiGroup: rbac.authorization.k8s.io 7 | kind: ClusterRole 8 | name: manager-role 9 | subjects: 10 | - kind: ServiceAccount 11 | name: default 12 | namespace: system 13 | -------------------------------------------------------------------------------- /config/rbac/scv_editor_role.yaml: -------------------------------------------------------------------------------- 1 | # permissions to do edit scvs. 2 | apiVersion: rbac.authorization.k8s.io/v1 3 | kind: ClusterRole 4 | metadata: 5 | name: scv-editor-role 6 | rules: 7 | - apiGroups: 8 | - core.run-linux.com 9 | resources: 10 | - scvs 11 | verbs: 12 | - create 13 | - delete 14 | - get 15 | - list 16 | - patch 17 | - update 18 | - watch 19 | - apiGroups: 20 | - core.run-linux.com 21 | resources: 22 | - scvs/status 23 | verbs: 24 | - get 25 | - patch 26 | - update 27 | -------------------------------------------------------------------------------- /config/rbac/scv_viewer_role.yaml: -------------------------------------------------------------------------------- 1 | # permissions to do viewer scvs. 2 | apiVersion: rbac.authorization.k8s.io/v1 3 | kind: ClusterRole 4 | metadata: 5 | name: scv-viewer-role 6 | rules: 7 | - apiGroups: 8 | - core.run-linux.com 9 | resources: 10 | - scvs 11 | verbs: 12 | - get 13 | - list 14 | - watch 15 | - apiGroups: 16 | - core.run-linux.com 17 | resources: 18 | - scvs/status 19 | verbs: 20 | - get 21 | -------------------------------------------------------------------------------- /config/samples/core_v1_scv.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: core.run-linux.com/v1 2 | kind: Scv 3 | metadata: 4 | name: scv-sample 5 | spec: 6 | # Add fields here 7 | foo: bar 8 | -------------------------------------------------------------------------------- /config/webhook/kustomization.yaml: -------------------------------------------------------------------------------- 1 | resources: 2 | - manifests.yaml 3 | - service.yaml 4 | 5 | configurations: 6 | - kustomizeconfig.yaml 7 | -------------------------------------------------------------------------------- /config/webhook/kustomizeconfig.yaml: -------------------------------------------------------------------------------- 1 | # the following config is for teaching kustomize where to look at when substituting vars. 2 | # It requires kustomize v2.1.0 or newer to work properly. 3 | nameReference: 4 | - kind: Service 5 | version: v1 6 | fieldSpecs: 7 | - kind: MutatingWebhookConfiguration 8 | group: admissionregistration.k8s.io 9 | path: webhooks/clientConfig/service/name 10 | - kind: ValidatingWebhookConfiguration 11 | group: admissionregistration.k8s.io 12 | path: webhooks/clientConfig/service/name 13 | 14 | namespace: 15 | - kind: MutatingWebhookConfiguration 16 | group: admissionregistration.k8s.io 17 | path: webhooks/clientConfig/service/namespace 18 | create: true 19 | - kind: ValidatingWebhookConfiguration 20 | group: admissionregistration.k8s.io 21 | path: webhooks/clientConfig/service/namespace 22 | create: true 23 | 24 | varReference: 25 | - path: metadata/annotations 26 | -------------------------------------------------------------------------------- /config/webhook/manifests.yaml: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mr-Linus/SCV/3d3c3b736966776e314e51a91c4c14cb757e3c8d/config/webhook/manifests.yaml -------------------------------------------------------------------------------- /config/webhook/service.yaml: -------------------------------------------------------------------------------- 1 | 2 | apiVersion: v1 3 | kind: Service 4 | metadata: 5 | name: webhook-service 6 | namespace: system 7 | spec: 8 | ports: 9 | - port: 443 10 | targetPort: 9443 11 | selector: 12 | control-plane: controller-manager 13 | -------------------------------------------------------------------------------- /deploy/deploy.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: v1 2 | kind: Namespace 3 | metadata: 4 | name: scv 5 | --- 6 | kind: ClusterRole 7 | apiVersion: rbac.authorization.k8s.io/v1 8 | metadata: 9 | name: scv-cr 10 | rules: 11 | - apiGroups: 12 | - "core.run-linux.com" 13 | resources: 14 | - scvs 15 | verbs: 16 | - delete 17 | - get 18 | - list 19 | - watch 20 | - update 21 | - patch 22 | - create 23 | - apiGroups: 24 | - "" 25 | resources: 26 | - nodes 27 | verbs: 28 | - delete 29 | - get 30 | - list 31 | - watch 32 | - update 33 | --- 34 | apiVersion: v1 35 | kind: ServiceAccount 36 | metadata: 37 | name: scv-sa 38 | namespace: scv 39 | --- 40 | kind: ClusterRoleBinding 41 | apiVersion: rbac.authorization.k8s.io/v1 42 | metadata: 43 | name: scv-crb 44 | namespace: scv 45 | roleRef: 46 | apiGroup: rbac.authorization.k8s.io 47 | kind: ClusterRole 48 | name: scv-cr 49 | subjects: 50 | - kind: ServiceAccount 51 | name: scv-sa 52 | namespace: scv 53 | --- 54 | apiVersion: apps/v1 55 | kind: DaemonSet 56 | metadata: 57 | name: scv-2 58 | namespace: scv 59 | labels: 60 | app: scv 61 | spec: 62 | selector: 63 | matchLabels: 64 | app: scv 65 | template: 66 | metadata: 67 | labels: 68 | app: scv 69 | spec: 70 | serviceAccountName: scv-sa 71 | containers: 72 | - name: scv 73 | image: registry.cn-hangzhou.aliyuncs.com/njupt-isl/scv:2.0 74 | imagePullPolicy: Always 75 | env: 76 | - name: NODE_NAME 77 | valueFrom: 78 | fieldRef: 79 | fieldPath: spec.nodeName 80 | - name: NVIDIA_VISIBLE_DEVICES 81 | value: "all" 82 | resources: 83 | limits: 84 | memory: 200Mi 85 | requests: 86 | cpu: 100m 87 | memory: 200Mi 88 | terminationGracePeriodSeconds: 30 -------------------------------------------------------------------------------- /go.mod: -------------------------------------------------------------------------------- 1 | module github.com/NJUPT-ISL/SCV 2 | 3 | go 1.13 4 | 5 | require ( 6 | github.com/NVIDIA/gpu-monitoring-tools v0.0.0-20200116003318-021662a21098 7 | k8s.io/apimachinery v0.0.0-20190913080033-27d36303b655 8 | k8s.io/client-go v0.0.0-20190918160344-1fbdaa4c8d90 9 | sigs.k8s.io/controller-runtime v0.4.0 10 | ) 11 | -------------------------------------------------------------------------------- /go.sum: -------------------------------------------------------------------------------- 1 | cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= 2 | cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= 3 | cloud.google.com/go v0.38.0 h1:ROfEUZz+Gh5pa62DJWXSaonyu3StP6EA6lPEXPI6mCo= 4 | cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU= 5 | github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8= 6 | github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI= 7 | github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0= 8 | github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA= 9 | github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0= 10 | 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h1:vK0+tvjF0BZ/RYFeZ1E6BYBwHJJXhjuZ3TdsEKH+UQM= 381 | sigs.k8s.io/testing_frameworks v0.1.2/go.mod h1:ToQrwSC3s8Xf/lADdZp3Mktcql9CG0UAmdJG9th5i0w= 382 | sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs= 383 | sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= 384 | -------------------------------------------------------------------------------- /hack/boilerplate.go.txt: -------------------------------------------------------------------------------- 1 | /* 2 | 3 | Licensed under the Apache License, Version 2.0 (the "License"); 4 | you may not use this file except in compliance with the License. 5 | You may obtain a copy of the License at 6 | 7 | http://www.apache.org/licenses/LICENSE-2.0 8 | 9 | Unless required by applicable law or agreed to in writing, software 10 | distributed under the License is distributed on an "AS IS" BASIS, 11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 | See the License for the specific language governing permissions and 13 | limitations under the License. 14 | */ -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | /* 2 | 3 | Licensed under the Apache License, Version 2.0 (the "License"); 4 | you may not use this file except in compliance with the License. 5 | You may obtain a copy of the License at 6 | 7 | http://www.apache.org/licenses/LICENSE-2.0 8 | 9 | Unless required by applicable law or agreed to in writing, software 10 | distributed under the License is distributed on an "AS IS" BASIS, 11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 | See the License for the specific language governing permissions and 13 | limitations under the License. 14 | */ 15 | 16 | package main 17 | 18 | import ( 19 | "flag" 20 | "os" 21 | 22 | corev1 "github.com/NJUPT-ISL/SCV/api/v1" 23 | "github.com/NJUPT-ISL/SCV/pkg/collector" 24 | 25 | "k8s.io/apimachinery/pkg/runtime" 26 | clientgoscheme "k8s.io/client-go/kubernetes/scheme" 27 | _ "k8s.io/client-go/plugin/pkg/client/auth/gcp" 28 | ctrl "sigs.k8s.io/controller-runtime" 29 | "sigs.k8s.io/controller-runtime/pkg/log/zap" 30 | // +kubebuilder:scaffold:imports 31 | ) 32 | 33 | const InitInterval = 1000 34 | 35 | var ( 36 | scheme = runtime.NewScheme() 37 | setupLog = ctrl.Log.WithName("setup") 38 | ) 39 | 40 | func init() { 41 | _ = clientgoscheme.AddToScheme(scheme) 42 | 43 | _ = corev1.AddToScheme(scheme) 44 | // +kubebuilder:scaffold:scheme 45 | } 46 | 47 | func main() { 48 | var metricsAddr string 49 | var enableLeaderElection bool 50 | flag.StringVar(&metricsAddr, "metrics-addr", ":8080", "The address the metric endpoint binds to.") 51 | flag.BoolVar(&enableLeaderElection, "enable-leader-election", false, 52 | "Enable leader election for controller manager. Enabling this will ensure there is only one active controller manager.") 53 | flag.Parse() 54 | 55 | ctrl.SetLogger(zap.New(func(o *zap.Options) { 56 | o.Development = true 57 | })) 58 | 59 | mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{ 60 | Scheme: scheme, 61 | MetricsBindAddress: metricsAddr, 62 | LeaderElection: enableLeaderElection, 63 | Port: 9443, 64 | }) 65 | if err != nil { 66 | setupLog.Error(err, "unable to start manager") 67 | os.Exit(1) 68 | } 69 | 70 | c := collector.NewCollector(InitInterval, mgr.GetClient(), mgr.GetCache()) 71 | 72 | // +kubebuilder:scaffold:builder 73 | 74 | go collector.StartCollector(c) 75 | 76 | setupLog.Info("starting manager") 77 | if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil { 78 | setupLog.Error(err, "problem running manager") 79 | os.Exit(1) 80 | } 81 | } 82 | -------------------------------------------------------------------------------- /pkg/collector/collector.go: -------------------------------------------------------------------------------- 1 | package collector 2 | 3 | import ( 4 | "context" 5 | "os" 6 | "reflect" 7 | "sort" 8 | "time" 9 | 10 | "github.com/NVIDIA/gpu-monitoring-tools/bindings/go/nvml" 11 | 12 | apierror "k8s.io/apimachinery/pkg/api/errors" 13 | metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" 14 | "k8s.io/apimachinery/pkg/types" 15 | "sigs.k8s.io/controller-runtime/pkg/cache" 16 | "sigs.k8s.io/controller-runtime/pkg/client" 17 | 18 | v1 "github.com/NJUPT-ISL/SCV/api/v1" 19 | "github.com/NJUPT-ISL/SCV/pkg/log" 20 | ) 21 | 22 | type Collector struct { 23 | 24 | // CRD Info 25 | cache cache.Cache 26 | client client.Client 27 | 28 | nodeName string 29 | 30 | // GPU Info 31 | cardList v1.CardList 32 | cardNumber uint 33 | FreeMemorySum uint64 34 | TotalMemorySum uint64 35 | 36 | updateInterval int64 37 | } 38 | 39 | func (c *Collector) countGPU() { 40 | err := nvml.Init() 41 | if err != nil { 42 | log.ErrPrint(err) 43 | } 44 | defer func() { 45 | if err := nvml.Shutdown(); err != nil { 46 | log.ErrPrint(err) 47 | } 48 | }() 49 | count, err := nvml.GetDeviceCount() 50 | if err != nil { 51 | log.ErrPrint(err) 52 | } 53 | c.cardNumber = count 54 | } 55 | 56 | func (c *Collector) updateGPU() { 57 | newCardList := make(v1.CardList, 0) 58 | err := nvml.Init() 59 | if err != nil { 60 | log.ErrPrint(err) 61 | } 62 | defer func() { 63 | if err := nvml.Shutdown(); err != nil { 64 | log.ErrPrint(err) 65 | } 66 | }() 67 | c.countGPU() 68 | for i := uint(0); i < c.cardNumber; i++ { 69 | device, err := nvml.NewDevice(i) 70 | if err != nil { 71 | log.ErrPrint(err) 72 | } 73 | health := "Healthy" 74 | status, err := device.Status() 75 | if err != nil { 76 | log.ErrPrint(err) 77 | health = "Unhealthy" 78 | } 79 | newCardList = append(newCardList, v1.Card{ 80 | ID: i, 81 | Health: health, 82 | Model: *device.Model, 83 | Power: *device.Power, 84 | TotalMemory: *device.Memory, 85 | Clock: *device.Clocks.Memory, 86 | FreeMemory: *status.Memory.Global.Free, 87 | Core: *device.Clocks.Cores, 88 | Bandwidth: *device.PCI.Bandwidth, 89 | }) 90 | } 91 | sort.Sort(newCardList) 92 | if len(c.cardList) == 0 || reflect.DeepEqual(c.cardList, newCardList) { 93 | c.cardList = newCardList 94 | } 95 | 96 | total, free := uint64(0), uint64(0) 97 | for _, card := range newCardList { 98 | total += card.TotalMemory 99 | free += card.FreeMemory 100 | } 101 | c.TotalMemorySum = total 102 | c.FreeMemorySum = free 103 | c.cardList = newCardList 104 | } 105 | 106 | func (c *Collector) Process() { 107 | interval := time.Duration(c.updateInterval) * time.Millisecond 108 | ticker := time.NewTicker(interval) 109 | for { 110 | <-ticker.C 111 | c.updateGPU() 112 | 113 | currentScv := v1.Scv{} 114 | 115 | key := types.NamespacedName{ 116 | Name: c.nodeName, 117 | } 118 | 119 | err := c.client.Get(context.TODO(), key, ¤tScv) 120 | if err != nil { 121 | log.ErrPrint(err) 122 | continue 123 | } 124 | if c.NeedUpdate(currentScv.Status) { 125 | updateScv := currentScv.DeepCopy() 126 | updateScv.Status = v1.ScvStatus{ 127 | CardList: c.cardList, 128 | TotalMemorySum: c.TotalMemorySum, 129 | FreeMemorySum: c.FreeMemorySum, 130 | CardNumber: c.cardNumber, 131 | UpdateTime: &metav1.Time{ 132 | Time: time.Now(), 133 | }, 134 | } 135 | 136 | if err := c.client.Update(context.TODO(), updateScv); err != nil { 137 | log.ErrPrint(err) 138 | } 139 | } 140 | } 141 | } 142 | 143 | func NewCollector(interval int64, client client.Client, cache cache.Cache) *Collector { 144 | return &Collector{ 145 | cardList: make(v1.CardList, 0), 146 | cardNumber: 0, 147 | updateInterval: interval, 148 | client: client, 149 | cache: cache, 150 | } 151 | } 152 | 153 | func StartCollector(c *Collector) { 154 | // Init CRD & Set Config 155 | c.nodeName = os.Getenv("NODE_NAME") 156 | if err := c.createScv(); err != nil { 157 | panic(err) 158 | } 159 | c.Process() 160 | } 161 | 162 | func (c *Collector) createScv() error{ 163 | scv := v1.Scv{ 164 | ObjectMeta: metav1.ObjectMeta{ 165 | Name: c.nodeName, 166 | }, 167 | Spec: v1.ScvSpec{ 168 | UpdateInterval: c.updateInterval, 169 | }, 170 | } 171 | err := c.client.Create(context.TODO(), &scv) 172 | if err != nil && !apierror.IsAlreadyExists(err){ 173 | return err 174 | } 175 | return nil 176 | } 177 | 178 | func (c *Collector) NeedUpdate(status v1.ScvStatus) bool { 179 | if status.UpdateTime == nil { 180 | log.Print("CardList is Null, needs update.") 181 | return true 182 | } 183 | 184 | if status.TotalMemorySum != c.TotalMemorySum { 185 | log.Print("Total memory changed, needs update.") 186 | return true 187 | } 188 | 189 | if status.FreeMemorySum != c.FreeMemorySum { 190 | log.Print("Free memory changed, needs update.") 191 | return true 192 | } 193 | if status.CardNumber != c.cardNumber { 194 | log.Print("Card Number changed, needs update.") 195 | return true 196 | } 197 | if !reflect.DeepEqual(status.CardList, c.cardList) { 198 | log.Print("Card List changed, needs update.") 199 | return true 200 | } 201 | return false 202 | } 203 | -------------------------------------------------------------------------------- /pkg/log/log.go: -------------------------------------------------------------------------------- 1 | package log 2 | 3 | import ( 4 | "fmt" 5 | "time" 6 | ) 7 | 8 | func ErrPrint(err error) { 9 | fmt.Printf("[SCV]-[%s] Error: %s\n", time.Now(), err) 10 | } 11 | 12 | func Print(log string) { 13 | fmt.Printf("[SCV]-[%s] %s\n", time.Now(), log) 14 | } 15 | -------------------------------------------------------------------------------- /readme.md: -------------------------------------------------------------------------------- 1 | ## SCV 2 | SCV is a distributed cluster GPU sniffer. 3 | It can cooperate with [Yoda-Scheduler](https://github.com/NJUPT-ISL/Yoda-Scheduler) to achieve 4 | fine-grained GPU scheduling tasks. 5 | 6 | ![Status](https://github.com/NJUPT-ISL/SCV/workflows/Go/badge.svg) 7 | [![Go Report Card](https://goreportcard.com/badge/github.com/NJUPT-ISL/SCV)](https://goreportcard.com/report/github.com/NJUPT-ISL/SCV) 8 | ### GPU metrics that SCV can monitor 9 | - Core Frequency 10 | - Model 11 | - Free Memory 12 | - Total Memory 13 | - Memory Frequency 14 | - Bandwidth 15 | - Power 16 | - GPU Number 17 | 18 | ### CRD Example 19 | ```yaml 20 | apiVersion: core.run-linux.com/v1 21 | kind: Scv 22 | metadata: 23 | creationTimestamp: "2020-09-01T06:45:19Z" 24 | generation: 4 25 | name: isl-super 26 | resourceVersion: "88823392" 27 | selfLink: /apis/core.run-linux.com/v1/scvs/isl-super 28 | uid: 0fe4de13-34ab-44fc-9454-78a50407c4ad 29 | spec: 30 | updateInterval: 1000 31 | status: 32 | cardList: 33 | - bandwidth: 15760 34 | clock: 5705 35 | core: 1911 36 | freeMemory: 12194 37 | health: Healthy 38 | id: 0 39 | model: TITAN Xp 40 | power: 250 41 | totalMemory: 12194 42 | cardNumber: 1 43 | freeMemorySum: 12194 44 | totalMemorySum: 12194 45 | updateTime: "2020-09-05T11:47:48Z" 46 | ``` 47 | ### Get Started 48 | - Ensure that the nvidia container runtime and the nvidia driver are installed on each kubernetes worker node. See [nvidia-docker](https://github.com/NVIDIA/nvidia-docker#quickstart) 49 | for more details. 50 | - Ubuntu 51 | 52 | ```shell 53 | # Add the package repositories 54 | $ distribution=$(. /etc/os-release;echo $ID$VERSION_ID) 55 | $ curl -s -L https://nvidia.github.io/nvidia-docker/gpgkey | sudo apt-key add - 56 | $ curl -s -L https://nvidia.github.io/nvidia-docker/$distribution/nvidia-docker.list | sudo tee /etc/apt/sources.list.d/nvidia-docker.list 57 | 58 | $ sudo apt-get update && sudo apt-get install -y nvidia-container-toolkit nvidia-container-runtime 59 | $ sudo systemctl restart docker 60 | ``` 61 | - Centos 62 | 63 | ```shell 64 | $ distribution=$(. /etc/os-release;echo $ID$VERSION_ID) 65 | $ curl -s -L https://nvidia.github.io/nvidia-docker/$distribution/nvidia-docker.repo | sudo tee /etc/yum.repos.d/nvidia-docker.repo 66 | 67 | $ sudo yum install -y nvidia-container-toolkit nvidia-container-runtime 68 | $ sudo systemctl restart docker 69 | ``` 70 | - Enable the nvidia-container-runtime as docker default runtime on each kubernetes worker node. 71 | 72 | You need to modify `/etc/docker/daemon.json` to the following content on each worker node： 73 | ```json 74 | { 75 | "default-runtime": "nvidia", 76 | "runtimes": { 77 | "nvidia": { 78 | "path": "/usr/bin/nvidia-container-runtime", 79 | "runtimeArgs": [] 80 | } 81 | }, 82 | "exec-opts": ["native.cgroupdriver=systemd"], 83 | "log-driver": "json-file", 84 | "log-opts": { 85 | "max-size": "100m" 86 | }, 87 | "storage-driver": "overlay2", 88 | "registry-mirrors": ["https://registry.docker-cn.com"] 89 | } 90 | ``` 91 | - Deploy the SCV into your kubernetes cluster: 92 | ```shell 93 | kubectl apply -f https://raw.githubusercontent.com/NJUPT-ISL/SCV/release-2.0/config/crd/bases/core.run-linux.com_scvs.yaml 94 | kubectl apply -f https://raw.githubusercontent.com/NJUPT-ISL/SCV/master/deploy/deploy.yaml 95 | ``` 96 | 97 | --------------------------------------------------------------------------------