diff --git a/.dockerignore b/.dockerignore new file mode 100644 index 0000000..243f81a --- /dev/null +++ b/.dockerignore @@ -0,0 +1,5 @@ +# More info: https://docs.docker.com/engine/reference/builder/#dockerignore-file +# Ignore all files which are not go type +!**/*.go +!**/*.mod +!**/*.sum diff --git a/.gitignore b/.gitignore index 66fd13c..c78102b 100644 --- a/.gitignore +++ b/.gitignore @@ -13,3 +13,6 @@ # Dependency directories (remove the comment below to include it) # vendor/ +.DS_Store +.idea/ +bin/manager diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..1e941f3 --- /dev/null +++ b/Dockerfile @@ -0,0 +1,25 @@ +# Build the manager binary +FROM golang:1.15 as builder + +WORKDIR /workspace +# Copy the Go Modules manifests +COPY go.mod go.mod +COPY go.sum go.sum +# cache deps before building and copying source so that we don't need to re-download as much +# and so that source changes don't invalidate our downloaded layer +RUN go mod download + +# Copy the go source +COPY ./ ./ + +# Build +RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 GO111MODULE=on go build -a -o manager main.go + +# Use distroless as minimal base image to package the manager binary +# Refer to https://github.com/GoogleContainerTools/distroless for more details +FROM gcr.io/distroless/static:nonroot +ARG HOME=/home/work +WORKDIR ${HOME} +COPY --from=builder /workspace/manager ${HOME} + +CMD [".manager"] diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..70ff6ba --- /dev/null +++ b/Makefile @@ -0,0 +1,194 @@ +# VERSION defines the project version for the bundle. +# Update this value when you upgrade the version of your project. +# To re-generate a bundle for another specific version without changing the standard setup, you can: +# - use the VERSION as arg of the bundle target (e.g make bundle VERSION=0.0.2) +# - use environment variables to overwrite this value (e.g export VERSION=0.0.2) +VERSION ?= 0.0.1 + +# CHANNELS define the bundle channels used in the bundle. +# Add a new line here if you would like to change its default config. (E.g CHANNELS = "preview,fast,stable") +# To re-generate a bundle for other specific channels without changing the standard setup, you can: +# - use the CHANNELS as arg of the bundle target (e.g make bundle CHANNELS=preview,fast,stable) +# - use environment variables to overwrite this value (e.g export CHANNELS="preview,fast,stable") +ifneq ($(origin CHANNELS), undefined) +BUNDLE_CHANNELS := --channels=$(CHANNELS) +endif + +# DEFAULT_CHANNEL defines the default channel used in the bundle. +# Add a new line here if you would like to change its default config. (E.g DEFAULT_CHANNEL = "stable") +# To re-generate a bundle for any other default channel without changing the default setup, you can: +# - use the DEFAULT_CHANNEL as arg of the bundle target (e.g make bundle DEFAULT_CHANNEL=stable) +# - use environment variables to overwrite this value (e.g export DEFAULT_CHANNEL="stable") +ifneq ($(origin DEFAULT_CHANNEL), undefined) +BUNDLE_DEFAULT_CHANNEL := --default-channel=$(DEFAULT_CHANNEL) +endif +BUNDLE_METADATA_OPTS ?= $(BUNDLE_CHANNELS) $(BUNDLE_DEFAULT_CHANNEL) + +# IMAGE_TAG_BASE defines the docker.io namespace and part of the image name for remote images. +# This variable is used to construct full image tags for bundle and catalog images. +# +# For example, running 'make bundle-build bundle-push catalog-build catalog-push' will build and push both +# kuaishou.com/operator-bundle:$VERSION and kuaishou.com/operator-catalog:$VERSION. +IMAGE_TAG_BASE ?= kuaishou.com/operator + +# BUNDLE_IMG defines the image:tag used for the bundle. +# You can use it as an arg. (E.g make bundle-build BUNDLE_IMG=/:) +BUNDLE_IMG ?= $(IMAGE_TAG_BASE)-bundle:v$(VERSION) + +# Image URL to use all building/pushing image targets +IMG ?= baguasys/operator:latest +# Produce CRDs that work back to Kubernetes 1.11 (no version conversion) +CRD_OPTIONS ?= "crd:trivialVersions=true,crdVersions=v1beta1,preserveUnknownFields=true" + +# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set) +ifeq (,$(shell go env GOBIN)) +GOBIN=$(shell go env GOPATH)/bin +else +GOBIN=$(shell go env GOBIN) +endif + +all: build + +##@ General + +# The help target prints out all targets with their descriptions organized +# beneath their categories. The categories are represented by '##@' and the +# target descriptions by '##'. The awk commands is responsible for reading the +# entire set of makefiles included in this invocation, looking for lines of the +# file as xyz: ## something, and then pretty-format the target and help. Then, +# if there's a line with ##@ something, that gets pretty-printed as a category. +# More info on the usage of ANSI control characters for terminal formatting: +# https://en.wikipedia.org/wiki/ANSI_escape_code#SGR_parameters +# More info on the awk command: +# http://linuxcommand.org/lc3_adv_awk.php + +help: ## Display this help. + @awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n make \033[36m\033[0m\n"} /^[a-zA-Z_0-9-]+:.*?##/ { printf " \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST) + +##@ Development + +manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and CustomResourceDefinition objects. + $(CONTROLLER_GEN) $(CRD_OPTIONS) rbac:roleName=manager-role webhook paths="./..." output:crd:artifacts:config=config/crd/bases + +generate: controller-gen ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations. + $(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..." + +fmt: ## Run go fmt against code. + go fmt ./... + +vet: ## Run go vet against code. + go vet ./... + +ENVTEST_ASSETS_DIR=$(shell pwd)/testbin +test: manifests generate fmt vet ## Run tests. + mkdir -p ${ENVTEST_ASSETS_DIR} + test -f ${ENVTEST_ASSETS_DIR}/setup-envtest.sh || curl -sSLo ${ENVTEST_ASSETS_DIR}/setup-envtest.sh https://raw.githubusercontent.com/kubernetes-sigs/controller-runtime/v0.7.2/hack/setup-envtest.sh + source ${ENVTEST_ASSETS_DIR}/setup-envtest.sh; fetch_envtest_tools $(ENVTEST_ASSETS_DIR); setup_envtest_env $(ENVTEST_ASSETS_DIR); go test ./... -coverprofile cover.out + +##@ Build + +build: generate fmt vet ## Build manager binary. + go build -o bin/manager main.go + +run: manifests generate fmt vet ## Run a controller from your host. + go run ./main.go + +docker-build: test ## Build docker image with the manager. + docker build -t ${IMG} . + +docker-push: ## Push docker image with the manager. + docker push ${IMG} + +##@ Deployment + +install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config. + $(KUSTOMIZE) build config/crd | kubectl apply -f - + +uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. + $(KUSTOMIZE) build config/crd | kubectl delete -f - + +deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config. + cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG} + $(KUSTOMIZE) build config/default | kubectl apply -f - + +undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config. + $(KUSTOMIZE) build config/default | kubectl delete -f - + + +CONTROLLER_GEN = $(shell pwd)/bin/controller-gen +controller-gen: ## Download controller-gen locally if necessary. + $(call go-get-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.1) + +KUSTOMIZE = $(shell pwd)/bin/kustomize +kustomize: ## Download kustomize locally if necessary. + $(call go-get-tool,$(KUSTOMIZE),sigs.k8s.io/kustomize/kustomize/v3@v3.8.7) + +# go-get-tool will 'go get' any package $2 and install it to $1. +PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST)))) +define go-get-tool +@[ -f $(1) ] || { \ +set -e ;\ +TMP_DIR=$$(mktemp -d) ;\ +cd $$TMP_DIR ;\ +go mod init tmp ;\ +echo "Downloading $(2)" ;\ +GOBIN=$(PROJECT_DIR)/bin go get $(2) ;\ +rm -rf $$TMP_DIR ;\ +} +endef + +.PHONY: bundle +bundle: manifests kustomize ## Generate bundle manifests and metadata, then validate generated files. + operator-sdk generate kustomize manifests -q + cd config/manager && $(KUSTOMIZE) edit set image controller=$(IMG) + $(KUSTOMIZE) build config/manifests | operator-sdk generate bundle -q --overwrite --version $(VERSION) $(BUNDLE_METADATA_OPTS) + operator-sdk bundle validate ./bundle + +.PHONY: bundle-build +bundle-build: ## Build the bundle image. + docker build -f bundle.Dockerfile -t $(BUNDLE_IMG) . + +.PHONY: bundle-push +bundle-push: ## Push the bundle image. + $(MAKE) docker-push IMG=$(BUNDLE_IMG) + +.PHONY: opm +OPM = ./bin/opm +opm: ## Download opm locally if necessary. +ifeq (,$(wildcard $(OPM))) +ifeq (,$(shell which opm 2>/dev/null)) + @{ \ + set -e ;\ + mkdir -p $(dir $(OPM)) ;\ + OS=$(shell go env GOOS) && ARCH=$(shell go env GOARCH) && \ + curl -sSLo $(OPM) https://github.com/operator-framework/operator-registry/releases/download/v1.15.1/$${OS}-$${ARCH}-opm ;\ + chmod +x $(OPM) ;\ + } +else +OPM = $(shell which opm) +endif +endif + +# A comma-separated list of bundle images (e.g. make catalog-build BUNDLE_IMGS=example.com/operator-bundle:v0.1.0,example.com/operator-bundle:v0.2.0). +# These images MUST exist in a registry and be pull-able. +BUNDLE_IMGS ?= $(BUNDLE_IMG) + +# The image tag given to the resulting catalog image (e.g. make catalog-build CATALOG_IMG=example.com/operator-catalog:v0.2.0). +CATALOG_IMG ?= $(IMAGE_TAG_BASE)-catalog:v$(VERSION) + +# Set CATALOG_BASE_IMG to an existing catalog image tag to add $BUNDLE_IMGS to that image. +ifneq ($(origin CATALOG_BASE_IMG), undefined) +FROM_INDEX_OPT := --from-index $(CATALOG_BASE_IMG) +endif + +# Build a catalog image by adding bundle images to an empty catalog using the operator package manager tool, 'opm'. +# This recipe invokes 'opm' in 'semver' bundle add mode. For more information on add modes, see: +# https://github.com/operator-framework/community-operators/blob/7f1438c/docs/packaging-operator.md#updating-your-existing-operator +.PHONY: catalog-build +catalog-build: opm ## Build a catalog image. + $(OPM) index add --container-tool docker --mode semver --tag $(CATALOG_IMG) --bundles $(BUNDLE_IMGS) $(FROM_INDEX_OPT) + +# Push the catalog image. +.PHONY: catalog-push +catalog-push: ## Push a catalog image. + $(MAKE) docker-push IMG=$(CATALOG_IMG) diff --git a/PROJECT b/PROJECT new file mode 100644 index 0000000..8a18991 --- /dev/null +++ b/PROJECT @@ -0,0 +1,19 @@ +domain: kuaishou.com +layout: +- go.kubebuilder.io/v3 +plugins: + manifests.sdk.operatorframework.io/v2: {} + scorecard.sdk.operatorframework.io/v2: {} +projectName: operator +repo: github.com/BaguaSys/operator +resources: +- api: + crdVersion: v1 + namespaced: true + controller: true + domain: kuaishou.com + group: bagua + kind: Bagua + path: github.com/BaguaSys/operator/api/v1alpha1 + version: v1alpha1 +version: "3" diff --git a/README.md b/README.md index 7c91700..51e4781 100644 --- a/README.md +++ b/README.md @@ -1,2 +1,63 @@ -# operator -Kubernetes operator for Bagua distributed training job. +# Kubernetes operator for Bagua jobs + +This repository implements a kubernetes operator for Bagua distributed training job which supports static and elastic workloads. See [CRD definition](https://github.com/BaguaSys/operator/blob/preonline/config/crd/bases/bagua.kuaishou.com_baguas.yaml). + +### Prerequisites +- Kubernetes +- kubectl + + +### Installation +#### Run the operator locally +```shell + +git clone https://github.com/BaguaSys/operator.git +cd operator + +# install crd +kubectl apply -f config/crd/bases/bagua.kuaishou.com_baguas.yaml + +go run ./main.go +``` +#### Deploy the operator +Install Bagua on an existing Kubernetes cluster. +```shell +kubectl apply -f https://raw.githubusercontent.com/BaguaSys/operator/master/deploy/deployment.yaml +``` +Enjoy! Bagua will create resources in namespace `bagua`. + + +### Examples +You can get demos in `config/samples`, and run as follows, +- static mode +```shell + +kubectl apply -f config/samples/bagua_v1alpha1_bagua_static.yaml +``` +Verify pods are running +```yaml + +kubectl get pods + +NAME READY STATUS RESTARTS AGE +bagua-sample-static-master-0 1/1 Running 0 45s +bagua-sample-static-worker-0 1/1 Running 0 45s +bagua-sample-static-worker-1 1/1 Running 0 45s +``` + +- elastic mode +```shell + +kubectl apply -f config/samples/bagua_v1alpha1_bagua_elastic.yaml +``` +Verify pods are running +```yaml + +kubectl get pods + +NAME READY STATUS RESTARTS AGE +bagua-sample-elastic-etcd-0 1/1 Running 0 63s +bagua-sample-elastic-worker-0 1/1 Running 0 63s +bagua-sample-elastic-worker-1 1/1 Running 0 63s +bagua-sample-elastic-worker-2 1/1 Running 0 63s +``` \ No newline at end of file diff --git a/api/v1alpha1/bagua_types.go b/api/v1alpha1/bagua_types.go new file mode 100644 index 0000000..b53aef4 --- /dev/null +++ b/api/v1alpha1/bagua_types.go @@ -0,0 +1,120 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package v1alpha1 + +import ( + "encoding/json" + "fmt" + + commonv1 "github.com/kubeflow/common/pkg/apis/common/v1" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" +) + +// EDIT THIS FILE! THIS IS SCAFFOLDING FOR YOU TO OWN! +// NOTE: json tags are required. Any new fields you add must have json tags for the fields to be serialized. + +/********* + * Spec + *********/ +// BaguaSpec defines the desired state of Bagua +type BaguaSpec struct { + // INSERT ADDITIONAL SPEC FIELDS - desired state of cluster + // Important: Run "make" to regenerate code after modifying this file + + RunPolicy commonv1.RunPolicy `json:"runPolicy,omitempty"` + ReplicaSpecs map[commonv1.ReplicaType]*commonv1.ReplicaSpec `json:"replicaSpecs,omitempty"` + EnableElastic bool `json:"enableElastic,omitempty"` + + // +kubebuilder:validation:Minimum=1 + MinReplicas *int32 `json:"minReplicas,omitempty"` + MaxReplicas *int32 `json:"maxReplicas,omitempty"` +} + +func (spec BaguaSpec) CheckReplicasExist(replicaTypes []commonv1.ReplicaType) error { + for _, rt := range replicaTypes { + _, ok := spec.ReplicaSpecs[rt] + if !ok { + return fmt.Errorf("roles(%v) not exist", rt) + } + } + + return nil +} + +func (spec BaguaSpec) GetReplicas(rt commonv1.ReplicaType) int32 { + if spec.ReplicaSpecs[rt] == nil || spec.ReplicaSpecs[rt].Replicas == nil { + return 0 + } + return *spec.ReplicaSpecs[rt].Replicas +} + +/********* + * Status + *********/ +// BaguaStatus defines the observed state of Bagua +type BaguaStatus struct { + // INSERT ADDITIONAL STATUS FIELD - define observed state of cluster + // Important: Run "make" to regenerate code after modifying this file + commonv1.JobStatus `json:",inline"` + Phase commonv1.JobConditionType `json:"phase,omitempty"` +} + +/********* + * Bagua + *********/ +//+kubebuilder:object:root=true +//+kubebuilder:subresource:status +//+kubebuilder:resource:shortName=bg +//+kubebuilder:printcolumn:name="Namespace",type=string,JSONPath=`.metadata.namespace` +//+kubebuilder:printcolumn:name="Phase",type=string,JSONPath=`.status.phase` +//+kubebuilder:printcolumn:name="Age",type=date,JSONPath=`.metadata.creationTimestamp` + +// Bagua is the Schema for the baguas API +type Bagua struct { + metav1.TypeMeta `json:",inline"` + metav1.ObjectMeta `json:"metadata,omitempty"` + + Spec BaguaSpec `json:"spec,omitempty"` + Status BaguaStatus `json:"status,omitempty"` +} + +func (job Bagua) Json() string { + if content, err := json.Marshal(job); err == nil { + return string(content) + } + return fmt.Sprintf("Bagua<%s.%s>", job.Namespace, job.Name) +} + +//+kubebuilder:object:root=true + +// BaguaList contains a list of Bagua +type BaguaList struct { + metav1.TypeMeta `json:",inline"` + metav1.ListMeta `json:"metadata,omitempty"` + Items []Bagua `json:"items"` +} + +func init() { + SchemeBuilder.Register(&Bagua{}, &BaguaList{}) +} diff --git a/api/v1alpha1/const.go b/api/v1alpha1/const.go new file mode 100644 index 0000000..a06560b --- /dev/null +++ b/api/v1alpha1/const.go @@ -0,0 +1,17 @@ +package v1alpha1 + +import ( + commonv1 "github.com/kubeflow/common/pkg/apis/common/v1" +) + +const ( + ErrInvalidDefinition = "InvalidDefinition" + JobOwnerKey = ".metadata.controller" + DefaultContainerName = "bagua" +) + +const ( + ReplicaMaster commonv1.ReplicaType = "master" + ReplicaWorker commonv1.ReplicaType = "worker" + ReplicaEtcd commonv1.ReplicaType = "etcd" +) diff --git a/api/v1alpha1/groupversion_info.go b/api/v1alpha1/groupversion_info.go new file mode 100644 index 0000000..00ea71c --- /dev/null +++ b/api/v1alpha1/groupversion_info.go @@ -0,0 +1,46 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +// Package v1alpha1 contains API Schema definitions for the bagua v1alpha1 API group +//+kubebuilder:object:generate=true +//+groupName=bagua.kuaishou.com +package v1alpha1 + +import ( + "k8s.io/apimachinery/pkg/runtime/schema" + "sigs.k8s.io/controller-runtime/pkg/scheme" +) + +var ( + // GroupVersion is group version used to register these objects + GroupVersion = schema.GroupVersion{Group: "bagua.kuaishou.com", Version: "v1alpha1"} + + // GroupVersionKind is group version kind + GroupVersionKind = GroupVersion.WithKind("Bagua") + + // SchemeBuilder is used to add go types to the GroupVersionKind scheme + SchemeBuilder = &scheme.Builder{GroupVersion: GroupVersion} + + // AddToScheme adds the types in this group-version to the given scheme. + AddToScheme = SchemeBuilder.AddToScheme +) diff --git a/api/v1alpha1/zz_generated.deepcopy.go b/api/v1alpha1/zz_generated.deepcopy.go new file mode 100644 index 0000000..87127d4 --- /dev/null +++ b/api/v1alpha1/zz_generated.deepcopy.go @@ -0,0 +1,150 @@ +// +build !ignore_autogenerated + +/* +MIT License + +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +// Code generated by controller-gen. DO NOT EDIT. + +package v1alpha1 + +import ( + "github.com/kubeflow/common/pkg/apis/common/v1" + runtime "k8s.io/apimachinery/pkg/runtime" +) + +// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. +func (in *Bagua) DeepCopyInto(out *Bagua) { + *out = *in + out.TypeMeta = in.TypeMeta + in.ObjectMeta.DeepCopyInto(&out.ObjectMeta) + in.Spec.DeepCopyInto(&out.Spec) + in.Status.DeepCopyInto(&out.Status) +} + +// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new Bagua. +func (in *Bagua) DeepCopy() *Bagua { + if in == nil { + return nil + } + out := new(Bagua) + in.DeepCopyInto(out) + return out +} + +// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object. +func (in *Bagua) DeepCopyObject() runtime.Object { + if c := in.DeepCopy(); c != nil { + return c + } + return nil +} + +// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. +func (in *BaguaList) DeepCopyInto(out *BaguaList) { + *out = *in + out.TypeMeta = in.TypeMeta + in.ListMeta.DeepCopyInto(&out.ListMeta) + if in.Items != nil { + in, out := &in.Items, &out.Items + *out = make([]Bagua, len(*in)) + for i := range *in { + (*in)[i].DeepCopyInto(&(*out)[i]) + } + } +} + +// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new BaguaList. +func (in *BaguaList) DeepCopy() *BaguaList { + if in == nil { + return nil + } + out := new(BaguaList) + in.DeepCopyInto(out) + return out +} + +// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object. +func (in *BaguaList) DeepCopyObject() runtime.Object { + if c := in.DeepCopy(); c != nil { + return c + } + return nil +} + +// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. +func (in *BaguaSpec) DeepCopyInto(out *BaguaSpec) { + *out = *in + in.RunPolicy.DeepCopyInto(&out.RunPolicy) + if in.ReplicaSpecs != nil { + in, out := &in.ReplicaSpecs, &out.ReplicaSpecs + *out = make(map[v1.ReplicaType]*v1.ReplicaSpec, len(*in)) + for key, val := range *in { + var outVal *v1.ReplicaSpec + if val == nil { + (*out)[key] = nil + } else { + in, out := &val, &outVal + *out = new(v1.ReplicaSpec) + (*in).DeepCopyInto(*out) + } + (*out)[key] = outVal + } + } + if in.MinReplicas != nil { + in, out := &in.MinReplicas, &out.MinReplicas + *out = new(int32) + **out = **in + } + if in.MaxReplicas != nil { + in, out := &in.MaxReplicas, &out.MaxReplicas + *out = new(int32) + **out = **in + } +} + +// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new BaguaSpec. +func (in *BaguaSpec) DeepCopy() *BaguaSpec { + if in == nil { + return nil + } + out := new(BaguaSpec) + in.DeepCopyInto(out) + return out +} + +// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil. +func (in *BaguaStatus) DeepCopyInto(out *BaguaStatus) { + *out = *in + in.JobStatus.DeepCopyInto(&out.JobStatus) +} + +// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new BaguaStatus. +func (in *BaguaStatus) DeepCopy() *BaguaStatus { + if in == nil { + return nil + } + out := new(BaguaStatus) + in.DeepCopyInto(out) + return out +} diff --git a/bin/controller-gen b/bin/controller-gen new file mode 100755 index 0000000..1898f16 Binary files /dev/null and b/bin/controller-gen differ diff --git a/bin/kustomize b/bin/kustomize new file mode 100755 index 0000000..50a8b9b Binary files /dev/null and b/bin/kustomize differ diff --git a/conf/type.go b/conf/type.go new file mode 100644 index 0000000..4670daa --- /dev/null +++ b/conf/type.go @@ -0,0 +1,5 @@ +package conf + +type OperatorConfig struct { + InitContainerImage string +} diff --git a/config/crd/bases/bagua.kuaishou.com_baguas.yaml b/config/crd/bases/bagua.kuaishou.com_baguas.yaml new file mode 100644 index 0000000..37fa738 --- /dev/null +++ b/config/crd/bases/bagua.kuaishou.com_baguas.yaml @@ -0,0 +1,69 @@ + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + annotations: + controller-gen.kubebuilder.io/version: v0.4.1 + creationTimestamp: null + name: baguas.bagua.kuaishou.com +spec: + additionalPrinterColumns: + - JSONPath: .metadata.namespace + name: Namespace + type: string + - JSONPath: .status.phase + name: Phase + type: string + - JSONPath: .metadata.creationTimestamp + name: Age + type: date + group: bagua.kuaishou.com + names: + kind: Bagua + listKind: BaguaList + plural: baguas + shortNames: + - bg + singular: bagua + scope: Namespaced + subresources: + status: {} + validation: + openAPIV3Schema: + description: Bagua is the Schema for the baguas API + properties: + apiVersion: + description: 'APIVersion defines the versioned schema of this representation + of an object. Servers should convert recognized schemas to the latest + internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources' + type: string + kind: + description: 'Kind is a string value representing the REST resource this + object represents. Servers may infer this from the endpoint the client + submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds' + type: string + metadata: + type: object + spec: + description: 'BaguaSpec defines the desired state + of Bagua' + properties: + enableElastic: + type: boolean + maxReplicas: + format: int32 + type: integer + minReplicas: + format: int32 + minimum: 1 + type: integer + rdzvEndpoint: + type: string + type: object + type: object + version: v1alpha1 + versions: + - name: v1alpha1 + served: true + storage: true diff --git a/config/crd/bases/namespace.yaml b/config/crd/bases/namespace.yaml new file mode 100644 index 0000000..43c06e4 --- /dev/null +++ b/config/crd/bases/namespace.yaml @@ -0,0 +1,6 @@ +apiVersion: v1 +kind: Namespace +metadata: + labels: + app: bagua + name: bagua \ No newline at end of file diff --git a/config/crd/kustomization.yaml b/config/crd/kustomization.yaml new file mode 100644 index 0000000..745e5f5 --- /dev/null +++ b/config/crd/kustomization.yaml @@ -0,0 +1,21 @@ +# This kustomization.yaml is not intended to be run by itself, +# since it depends on service name and namespace that are out of this kustomize package. +# It should be run by config/default +resources: +- bases/bagua.kuaishou.com_baguas.yaml +#+kubebuilder:scaffold:crdkustomizeresource + +patchesStrategicMerge: +# [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix. +# patches here are for enabling the conversion webhook for each CRD +#- patches/webhook_in_baguas.yaml +#+kubebuilder:scaffold:crdkustomizewebhookpatch + +# [CERTMANAGER] To enable webhook, uncomment all the sections with [CERTMANAGER] prefix. +# patches here are for enabling the CA injection for each CRD +#- patches/cainjection_in_baguas.yaml +#+kubebuilder:scaffold:crdkustomizecainjectionpatch + +# the following config is for teaching kustomize how to do kustomization for CRDs. +configurations: +- kustomizeconfig.yaml diff --git a/config/crd/kustomizeconfig.yaml b/config/crd/kustomizeconfig.yaml new file mode 100644 index 0000000..ec5c150 --- /dev/null +++ b/config/crd/kustomizeconfig.yaml @@ -0,0 +1,19 @@ +# This file is for teaching kustomize how to substitute name and namespace reference in CRD +nameReference: +- kind: Service + version: v1 + fieldSpecs: + - kind: CustomResourceDefinition + version: v1 + group: apiextensions.k8s.io + path: spec/conversion/webhook/clientConfig/service/name + +namespace: +- kind: CustomResourceDefinition + version: v1 + group: apiextensions.k8s.io + path: spec/conversion/webhook/clientConfig/service/namespace + create: false + +varReference: +- path: metadata/annotations diff --git a/config/crd/patches/cainjection_in_baguas.yaml b/config/crd/patches/cainjection_in_baguas.yaml new file mode 100644 index 0000000..1eb9700 --- /dev/null +++ b/config/crd/patches/cainjection_in_baguas.yaml @@ -0,0 +1,7 @@ +# The following patch adds a directive for certmanager to inject CA into the CRD +apiVersion: apiextensions.k8s.io/v1 +kind: CustomResourceDefinition +metadata: + annotations: + cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME) + name: baguas.bagua.kuaishou.com diff --git a/config/crd/patches/webhook_in_baguas.yaml b/config/crd/patches/webhook_in_baguas.yaml new file mode 100644 index 0000000..b0f5a10 --- /dev/null +++ b/config/crd/patches/webhook_in_baguas.yaml @@ -0,0 +1,14 @@ +# The following patch enables a conversion webhook for the CRD +apiVersion: apiextensions.k8s.io/v1 +kind: CustomResourceDefinition +metadata: + name: baguas.bagua.kuaishou.com +spec: + conversion: + strategy: Webhook + webhook: + clientConfig: + service: + namespace: system + name: webhook-service + path: /convert diff --git a/config/default/kustomization.yaml b/config/default/kustomization.yaml new file mode 100644 index 0000000..a7943b4 --- /dev/null +++ b/config/default/kustomization.yaml @@ -0,0 +1,74 @@ +# Adds namespace to all resources. +namespace: operator-system + +# Value of this field is prepended to the +# names of all resources, e.g. a deployment named +# "wordpress" becomes "alices-wordpress". +# Note that it should also match with the prefix (text before '-') of the namespace +# field above. +namePrefix: operator- + +# Labels to add to all resources and selectors. +#commonLabels: +# someName: someValue + +bases: +- ../crd +- ../rbac +- ../manager +# [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in +# crd/kustomization.yaml +#- ../webhook +# [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. 'WEBHOOK' components are required. +#- ../certmanager +# [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'. +#- ../prometheus + +patchesStrategicMerge: +# Protect the /metrics endpoint by putting it behind auth. +# If you want your controller-manager to expose the /metrics +# endpoint w/o any authn/z, please comment the following line. +- manager_auth_proxy_patch.yaml + +# Mount the controller config file for loading manager configurations +# through a ComponentConfig type +#- manager_config_patch.yaml + +# [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in +# crd/kustomization.yaml +#- manager_webhook_patch.yaml + +# [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. +# Uncomment 'CERTMANAGER' sections in crd/kustomization.yaml to enable the CA injection in the admission webhooks. +# 'CERTMANAGER' needs to be enabled to use ca injection +#- webhookcainjection_patch.yaml + +# the following config is for teaching kustomize how to do var substitution +vars: +# [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER' prefix. +#- name: CERTIFICATE_NAMESPACE # namespace of the certificate CR +# objref: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert # this name should match the one in certificate.yaml +# fieldref: +# fieldpath: metadata.namespace +#- name: CERTIFICATE_NAME +# objref: +# kind: Certificate +# group: cert-manager.io +# version: v1 +# name: serving-cert # this name should match the one in certificate.yaml +#- name: SERVICE_NAMESPACE # namespace of the service +# objref: +# kind: Service +# version: v1 +# name: webhook-service +# fieldref: +# fieldpath: metadata.namespace +#- name: SERVICE_NAME +# objref: +# kind: Service +# version: v1 +# name: webhook-service diff --git a/config/default/manager_auth_proxy_patch.yaml b/config/default/manager_auth_proxy_patch.yaml new file mode 100644 index 0000000..a224be1 --- /dev/null +++ b/config/default/manager_auth_proxy_patch.yaml @@ -0,0 +1,26 @@ +# This patch inject a sidecar container which is a HTTP proxy for the +# controller manager, it performs RBAC authorization against the Kubernetes API using SubjectAccessReviews. +apiVersion: apps/v1 +kind: Deployment +metadata: + name: controller-manager + namespace: system +spec: + template: + spec: + containers: + - name: kube-rbac-proxy + image: gcr.io/kubebuilder/kube-rbac-proxy:v0.8.0 + args: + - "--secure-listen-address=0.0.0.0:8443" + - "--upstream=http://127.0.0.1:8080/" + - "--logtostderr=true" + - "--v=10" + ports: + - containerPort: 8443 + name: https + - name: manager + args: + - "--health-probe-bind-address=:8081" + - "--metrics-bind-address=127.0.0.1:8080" + - "--leader-elect" diff --git a/config/default/manager_config_patch.yaml b/config/default/manager_config_patch.yaml new file mode 100644 index 0000000..6c40015 --- /dev/null +++ b/config/default/manager_config_patch.yaml @@ -0,0 +1,20 @@ +apiVersion: apps/v1 +kind: Deployment +metadata: + name: controller-manager + namespace: system +spec: + template: + spec: + containers: + - name: manager + args: + - "--config=controller_manager_config.yaml" + volumeMounts: + - name: manager-config + mountPath: /controller_manager_config.yaml + subPath: controller_manager_config.yaml + volumes: + - name: manager-config + configMap: + name: manager-config diff --git a/config/manager/controller_manager_config.yaml b/config/manager/controller_manager_config.yaml new file mode 100644 index 0000000..c1930e1 --- /dev/null +++ b/config/manager/controller_manager_config.yaml @@ -0,0 +1,11 @@ +apiVersion: controller-runtime.sigs.k8s.io/v1alpha1 +kind: ControllerManagerConfig +health: + healthProbeBindAddress: :8081 +metrics: + bindAddress: 127.0.0.1:8080 +webhook: + port: 9443 +leaderElection: + leaderElect: true + resourceName: 8d24300c.kuaishou.com diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml new file mode 100644 index 0000000..2bcd3ee --- /dev/null +++ b/config/manager/kustomization.yaml @@ -0,0 +1,10 @@ +resources: +- manager.yaml + +generatorOptions: + disableNameSuffixHash: true + +configMapGenerator: +- name: manager-config + files: + - controller_manager_config.yaml diff --git a/config/manager/manager.yaml b/config/manager/manager.yaml new file mode 100644 index 0000000..79adfe7 --- /dev/null +++ b/config/manager/manager.yaml @@ -0,0 +1,56 @@ +apiVersion: v1 +kind: Namespace +metadata: + labels: + control-plane: controller-manager + name: system +--- +apiVersion: apps/v1 +kind: Deployment +metadata: + name: controller-manager + namespace: system + labels: + control-plane: controller-manager +spec: + selector: + matchLabels: + control-plane: controller-manager + replicas: 1 + template: + metadata: + labels: + control-plane: controller-manager + spec: + securityContext: + runAsNonRoot: true + containers: + - command: + - /manager + args: + - --leader-elect + image: controller:latest + name: manager + securityContext: + allowPrivilegeEscalation: false + livenessProbe: + httpGet: + path: /healthz + port: 8081 + initialDelaySeconds: 15 + periodSeconds: 20 + readinessProbe: + httpGet: + path: /readyz + port: 8081 + initialDelaySeconds: 5 + periodSeconds: 10 + resources: + limits: + cpu: 100m + memory: 30Mi + requests: + cpu: 100m + memory: 20Mi + serviceAccountName: controller-manager + terminationGracePeriodSeconds: 10 diff --git a/config/manifests/kustomization.yaml b/config/manifests/kustomization.yaml new file mode 100644 index 0000000..12c4ee4 --- /dev/null +++ b/config/manifests/kustomization.yaml @@ -0,0 +1,27 @@ +# These resources constitute the fully configured set of manifests +# used to generate the 'manifests/' directory in a bundle. +resources: +- bases/operator.clusterserviceversion.yaml +- ../default +- ../samples +- ../scorecard + +# [WEBHOOK] To enable webhooks, uncomment all the sections with [WEBHOOK] prefix. +# Do NOT uncomment sections with prefix [CERTMANAGER], as OLM does not support cert-manager. +# These patches remove the unnecessary "cert" volume and its manager container volumeMount. +#patchesJson6902: +#- target: +# group: apps +# version: v1 +# kind: Deployment +# name: controller-manager +# namespace: system +# patch: |- +# # Remove the manager container's "cert" volumeMount, since OLM will create and mount a set of certs. +# # Update the indices in this path if adding or removing containers/volumeMounts in the manager's Deployment. +# - op: remove +# path: /spec/template/spec/containers/1/volumeMounts/0 +# # Remove the "cert" volume, since OLM will create and mount a set of certs. +# # Update the indices in this path if adding or removing volumes in the manager's Deployment. +# - op: remove +# path: /spec/template/spec/volumes/0 diff --git a/config/prometheus/kustomization.yaml b/config/prometheus/kustomization.yaml new file mode 100644 index 0000000..ed13716 --- /dev/null +++ b/config/prometheus/kustomization.yaml @@ -0,0 +1,2 @@ +resources: +- monitor.yaml diff --git a/config/prometheus/monitor.yaml b/config/prometheus/monitor.yaml new file mode 100644 index 0000000..d19136a --- /dev/null +++ b/config/prometheus/monitor.yaml @@ -0,0 +1,20 @@ + +# Prometheus Monitor Service (Metrics) +apiVersion: monitoring.coreos.com/v1 +kind: ServiceMonitor +metadata: + labels: + control-plane: controller-manager + name: controller-manager-metrics-monitor + namespace: system +spec: + endpoints: + - path: /metrics + port: https + scheme: https + bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token + tlsConfig: + insecureSkipVerify: true + selector: + matchLabels: + control-plane: controller-manager diff --git a/config/rbac/auth_proxy_client_clusterrole.yaml b/config/rbac/auth_proxy_client_clusterrole.yaml new file mode 100644 index 0000000..bd4af13 --- /dev/null +++ b/config/rbac/auth_proxy_client_clusterrole.yaml @@ -0,0 +1,7 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: metrics-reader +rules: +- nonResourceURLs: ["/metrics"] + verbs: ["get"] diff --git a/config/rbac/auth_proxy_role.yaml b/config/rbac/auth_proxy_role.yaml new file mode 100644 index 0000000..618f5e4 --- /dev/null +++ b/config/rbac/auth_proxy_role.yaml @@ -0,0 +1,13 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: proxy-role +rules: +- apiGroups: ["authentication.k8s.io"] + resources: + - tokenreviews + verbs: ["create"] +- apiGroups: ["authorization.k8s.io"] + resources: + - subjectaccessreviews + verbs: ["create"] diff --git a/config/rbac/auth_proxy_role_binding.yaml b/config/rbac/auth_proxy_role_binding.yaml new file mode 100644 index 0000000..ec7acc0 --- /dev/null +++ b/config/rbac/auth_proxy_role_binding.yaml @@ -0,0 +1,12 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRoleBinding +metadata: + name: proxy-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: proxy-role +subjects: +- kind: ServiceAccount + name: controller-manager + namespace: system diff --git a/config/rbac/auth_proxy_service.yaml b/config/rbac/auth_proxy_service.yaml new file mode 100644 index 0000000..6cf656b --- /dev/null +++ b/config/rbac/auth_proxy_service.yaml @@ -0,0 +1,14 @@ +apiVersion: v1 +kind: Service +metadata: + labels: + control-plane: controller-manager + name: controller-manager-metrics-service + namespace: system +spec: + ports: + - name: https + port: 8443 + targetPort: https + selector: + control-plane: controller-manager diff --git a/config/rbac/bagua_editor_role.yaml b/config/rbac/bagua_editor_role.yaml new file mode 100644 index 0000000..4f9ad76 --- /dev/null +++ b/config/rbac/bagua_editor_role.yaml @@ -0,0 +1,24 @@ +# permissions for end users to edit baguas. +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: bagua-editor-role +rules: +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas + verbs: + - create + - delete + - get + - list + - patch + - update + - watch +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas/status + verbs: + - get diff --git a/config/rbac/bagua_viewer_role.yaml b/config/rbac/bagua_viewer_role.yaml new file mode 100644 index 0000000..c4acd9e --- /dev/null +++ b/config/rbac/bagua_viewer_role.yaml @@ -0,0 +1,20 @@ +# permissions for end users to view baguas. +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + name: bagua-viewer-role +rules: +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas + verbs: + - get + - list + - watch +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas/status + verbs: + - get diff --git a/config/rbac/kustomization.yaml b/config/rbac/kustomization.yaml new file mode 100644 index 0000000..731832a --- /dev/null +++ b/config/rbac/kustomization.yaml @@ -0,0 +1,18 @@ +resources: +# All RBAC will be applied under this service account in +# the deployment namespace. You may comment out this resource +# if your manager will use a service account that exists at +# runtime. Be sure to update RoleBinding and ClusterRoleBinding +# subjects if changing service account names. +- service_account.yaml +- role.yaml +- role_binding.yaml +- leader_election_role.yaml +- leader_election_role_binding.yaml +# Comment the following 4 lines if you want to disable +# the auth proxy (https://github.com/brancz/kube-rbac-proxy) +# which protects your /metrics endpoint. +- auth_proxy_service.yaml +- auth_proxy_role.yaml +- auth_proxy_role_binding.yaml +- auth_proxy_client_clusterrole.yaml diff --git a/config/rbac/leader_election_role.yaml b/config/rbac/leader_election_role.yaml new file mode 100644 index 0000000..6334cc5 --- /dev/null +++ b/config/rbac/leader_election_role.yaml @@ -0,0 +1,27 @@ +# permissions to do leader election. +apiVersion: rbac.authorization.k8s.io/v1 +kind: Role +metadata: + name: leader-election-role +rules: +- apiGroups: + - "" + - coordination.k8s.io + resources: + - configmaps + - leases + verbs: + - get + - list + - watch + - create + - update + - patch + - delete +- apiGroups: + - "" + resources: + - events + verbs: + - create + - patch diff --git a/config/rbac/leader_election_role_binding.yaml b/config/rbac/leader_election_role_binding.yaml new file mode 100644 index 0000000..1d1321e --- /dev/null +++ b/config/rbac/leader_election_role_binding.yaml @@ -0,0 +1,12 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: RoleBinding +metadata: + name: leader-election-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: Role + name: leader-election-role +subjects: +- kind: ServiceAccount + name: controller-manager + namespace: system diff --git a/config/rbac/role.yaml b/config/rbac/role.yaml new file mode 100644 index 0000000..7c62245 --- /dev/null +++ b/config/rbac/role.yaml @@ -0,0 +1,70 @@ + +--- +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + creationTimestamp: null + name: bagua-role +rules: +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas + verbs: + - create + - delete + - get + - list + - patch + - update + - watch +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas/finalizers + verbs: + - update +- apiGroups: + - bagua.kuaishou.com + resources: + - baguas/status + verbs: + - get + - patch + - update +- apiGroups: + - "" + resources: + - events + verbs: + - create + - delete + - get + - list + - patch + - update + - watch +- apiGroups: + - "" + resources: + - pods + verbs: + - create + - delete + - get + - list + - patch + - update + - watch +- apiGroups: + - "" + resources: + - services + verbs: + - create + - delete + - get + - list + - patch + - update + - watch diff --git a/config/rbac/role_binding.yaml b/config/rbac/role_binding.yaml new file mode 100644 index 0000000..9d4e447 --- /dev/null +++ b/config/rbac/role_binding.yaml @@ -0,0 +1,12 @@ +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRoleBinding +metadata: + name: bagua-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: bagua-role +subjects: +- kind: ServiceAccount + name: bagua-account + namespace: bagua diff --git a/config/rbac/service_account.yaml b/config/rbac/service_account.yaml new file mode 100644 index 0000000..7042726 --- /dev/null +++ b/config/rbac/service_account.yaml @@ -0,0 +1,5 @@ +apiVersion: v1 +kind: ServiceAccount +metadata: + name: bagua-account + namespace: system diff --git a/config/samples/bagua_v1alpha1_bagua_elastic.yaml b/config/samples/bagua_v1alpha1_bagua_elastic.yaml new file mode 100644 index 0000000..962d39b --- /dev/null +++ b/config/samples/bagua_v1alpha1_bagua_elastic.yaml @@ -0,0 +1,47 @@ +apiVersion: bagua.kuaishou.com/v1alpha1 +kind: Bagua +metadata: + name: bagua-sample-elastic +spec: + enableElastic: true + minReplicas: 1 + maxReplicas: 5 + replicaSpecs: + etcd: + replicas: 1 + restartPolicy: Never + template: + spec: + hostNetwork: true + containers: + - name: bagua + image: quay.io/coreos/etcd:v3.4.16 + imagePullPolicy: IfNotPresent + command: + - sh + - -c + - "/usr/local/bin/etcd --name etcd --data-dir /etcd-data + --listen-client-urls http://$MY_NODE_IP:12345 + --advertise-client-urls http://$MY_NODE_IP:12345 + --log-level info --logger zap --log-outputs stderr --enable-v2=true" + ports: + - containerPort: 12345 + worker: + replicas: 3 + restartPolicy: Never + template: + spec: + hostNetwork: true + containers: + - name: bagua + image: baguasys/bagua:latest-pytorch-1.9.0-cuda10.2-cudnn7 + imagePullPolicy: IfNotPresent + command: + - /bin/bash + - -c + - python3 -m bagua.distributed.run --nproc_per_node=1 /bagua/examples/elastic_training/main.py + resources: + limits: + nvidia.com/gpu: 1 + + \ No newline at end of file diff --git a/config/samples/bagua_v1alpha1_bagua_static.yaml b/config/samples/bagua_v1alpha1_bagua_static.yaml new file mode 100644 index 0000000..c2455c0 --- /dev/null +++ b/config/samples/bagua_v1alpha1_bagua_static.yaml @@ -0,0 +1,44 @@ +apiVersion: bagua.kuaishou.com/v1alpha1 +kind: Bagua +metadata: + name: bagua-sample-static +spec: + enableElastic: false + replicaSpecs: + master: + replicas: 1 + restartPolicy: Never + template: + spec: + hostNetwork: true + containers: + - name: bagua + image: baguasys/bagua:latest-pytorch-1.9.0-cuda10.2-cudnn7 + imagePullPolicy: IfNotPresent + command: + - /bin/bash + - -c + - python3 -m bagua.distributed.run --nproc_per_node=1 /bagua/examples/mnist/main.py --algorithm allreduce + ports: + - containerPort: 12345 + resources: + limits: + nvidia.com/gpu: 1 + worker: + replicas: 2 + restartPolicy: Never + template: + spec: + hostNetwork: true + containers: + - name: bagua + image: baguasys/bagua:latest-pytorch-1.9.0-cuda10.2-cudnn7 + imagePullPolicy: IfNotPresent + command: + - /bin/bash + - -c + - python3 -m bagua.distributed.run --nproc_per_node=1 /bagua/examples/mnist/main.py --algorithm allreduce + resources: + limits: + nvidia.com/gpu: 1 + \ No newline at end of file diff --git a/config/samples/kustomization.yaml b/config/samples/kustomization.yaml new file mode 100644 index 0000000..b58140a --- /dev/null +++ b/config/samples/kustomization.yaml @@ -0,0 +1,4 @@ +## Append samples you want in your CSV to this file as resources ## +resources: +- bagua_v1alpha1_bagua.yaml +#+kubebuilder:scaffold:manifestskustomizesamples diff --git a/config/scorecard/bases/config.yaml b/config/scorecard/bases/config.yaml new file mode 100644 index 0000000..c770478 --- /dev/null +++ b/config/scorecard/bases/config.yaml @@ -0,0 +1,7 @@ +apiVersion: scorecard.operatorframework.io/v1alpha3 +kind: Configuration +metadata: + name: config +stages: +- parallel: true + tests: [] diff --git a/config/scorecard/kustomization.yaml b/config/scorecard/kustomization.yaml new file mode 100644 index 0000000..50cd2d0 --- /dev/null +++ b/config/scorecard/kustomization.yaml @@ -0,0 +1,16 @@ +resources: +- bases/config.yaml +patchesJson6902: +- path: patches/basic.config.yaml + target: + group: scorecard.operatorframework.io + version: v1alpha3 + kind: Configuration + name: config +- path: patches/olm.config.yaml + target: + group: scorecard.operatorframework.io + version: v1alpha3 + kind: Configuration + name: config +#+kubebuilder:scaffold:patchesJson6902 diff --git a/config/scorecard/patches/basic.config.yaml b/config/scorecard/patches/basic.config.yaml new file mode 100644 index 0000000..4ba3dcd --- /dev/null +++ b/config/scorecard/patches/basic.config.yaml @@ -0,0 +1,10 @@ +- op: add + path: /stages/0/tests/- + value: + entrypoint: + - scorecard-test + - basic-check-spec + image: quay.io/operator-framework/scorecard-test:v1.6.2 + labels: + suite: basic + test: basic-check-spec-test diff --git a/config/scorecard/patches/olm.config.yaml b/config/scorecard/patches/olm.config.yaml new file mode 100644 index 0000000..ab41b54 --- /dev/null +++ b/config/scorecard/patches/olm.config.yaml @@ -0,0 +1,50 @@ +- op: add + path: /stages/0/tests/- + value: + entrypoint: + - scorecard-test + - olm-bundle-validation + image: quay.io/operator-framework/scorecard-test:v1.6.2 + labels: + suite: olm + test: olm-bundle-validation-test +- op: add + path: /stages/0/tests/- + value: + entrypoint: + - scorecard-test + - olm-crds-have-validation + image: quay.io/operator-framework/scorecard-test:v1.6.2 + labels: + suite: olm + test: olm-crds-have-validation-test +- op: add + path: /stages/0/tests/- + value: + entrypoint: + - scorecard-test + - olm-crds-have-resources + image: quay.io/operator-framework/scorecard-test:v1.6.2 + labels: + suite: olm + test: olm-crds-have-resources-test +- op: add + path: /stages/0/tests/- + value: + entrypoint: + - scorecard-test + - olm-spec-descriptors + image: quay.io/operator-framework/scorecard-test:v1.6.2 + labels: + suite: olm + test: olm-spec-descriptors-test +- op: add + path: /stages/0/tests/- + value: + entrypoint: + - scorecard-test + - olm-status-descriptors + image: quay.io/operator-framework/scorecard-test:v1.6.2 + labels: + suite: olm + test: olm-status-descriptors-test diff --git a/controllers/bagua_controller.go b/controllers/bagua_controller.go new file mode 100644 index 0000000..634b268 --- /dev/null +++ b/controllers/bagua_controller.go @@ -0,0 +1,188 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "context" + + "github.com/go-logr/logr" + "github.com/kubeflow/common/pkg/controller.v1/common" + "github.com/kubeflow/common/pkg/controller.v1/control" + "github.com/kubeflow/common/pkg/controller.v1/expectation" + "github.com/kubeflow/common/pkg/util" + corev1 "k8s.io/api/core/v1" + "k8s.io/apimachinery/pkg/api/errors" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/runtime" + "k8s.io/apimachinery/pkg/runtime/schema" + "k8s.io/client-go/kubernetes" + "k8s.io/client-go/util/workqueue" + ctrl "sigs.k8s.io/controller-runtime" + "sigs.k8s.io/controller-runtime/pkg/builder" + "sigs.k8s.io/controller-runtime/pkg/client" + "sigs.k8s.io/controller-runtime/pkg/controller" + "sigs.k8s.io/controller-runtime/pkg/predicate" + + api "github.com/BaguaSys/operator/api/v1alpha1" + config "github.com/BaguaSys/operator/conf" +) + +// BaguaReconciler reconciles a Bagua object +type BaguaReconciler struct { + common.JobController + client.Client + Log logr.Logger + Scheme *runtime.Scheme + Config *config.OperatorConfig +} + +//+kubebuilder:rbac:groups=bagua.kuaishou.com,resources=baguas,verbs=get;list;watch;create;update;patch;delete +//+kubebuilder:rbac:groups=bagua.kuaishou.com,resources=baguas/status,verbs=get;update;patch +//+kubebuilder:rbac:groups=bagua.kuaishou.com,resources=baguas/finalizers,verbs=update +//+kubebuilder:rbac:groups=core,resources=pods,verbs=get;list;watch;create;update;patch;delete +//+kubebuilder:rbac:groups=core,resources=services,verbs=get;list;watch;create;update;patch;delete +//+kubebuilder:rbac:groups=core,resources=events,verbs=get;list;watch;create;update;patch;delete + +// Reconcile is part of the main kubernetes reconciliation loop which aims to +// move the current state of the cluster closer to the desired state. +func (r *BaguaReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) { + bagua := &api.Bagua{} + err := r.Get(ctx, req.NamespacedName, bagua) + if err != nil { + if errors.IsNotFound(err) { + return ctrl.Result{}, nil + } + // requeue + return ctrl.Result{}, err + } + job := bagua.DeepCopy() + log := util.LoggerForJob(bagua) + log.Infof(" >>> reconcile start") + defer func() { + log.Infof(" <<< reconcile end") + }() + + if job.DeletionTimestamp != nil { + log.Info("reconcile skipped, job has been deleted.") + return ctrl.Result{}, nil + } + if IsInvalidDefinition(job.Status) { + return ctrl.Result{}, nil + } + + // Set default priorities for job + if updated, err := r.setDefault(bagua, job); err != nil { + return ctrl.Result{}, err + } else if updated { + return ctrl.Result{}, nil + } + // Validate definition + if err := r.validate(job); err != nil { + // do not need requeue + log.Errorf("failed to validate: %v", err) + return ctrl.Result{}, nil + } + + needSync := r.SatisfiedExpectations(job) + if !needSync { + log.Info("reconcile skipped, expectation is not satisfied") + return ctrl.Result{}, nil + } + + // Use common to reconcile the job related pod and service + err = r.JobController.ReconcileJobs(job, job.Spec.ReplicaSpecs, job.Status.JobStatus, &job.Spec.RunPolicy) + if err != nil { + log.Errorf("reconcile error %v", err) + return ctrl.Result{}, err + } + + return ctrl.Result{}, nil +} + +// SetupWithManager sets up the controller with the Manager. +func (r *BaguaReconciler) SetupWithManager(mgr ctrl.Manager) error { + if err := mgr.GetFieldIndexer().IndexField(context.Background(), &corev1.Pod{}, api.JobOwnerKey, func(rawObj client.Object) []string { + pod := rawObj.(*corev1.Pod) + owner := metav1.GetControllerOf(pod) + if owner == nil { + return nil + } + // Make sure owner is Bugua Controller. + if owner.APIVersion != r.GetAPIGroupVersion().Version || owner.Kind != r.GetAPIGroupVersionKind().Kind { + return nil + } + return []string{owner.Name} + }); err != nil { + return err + } + + r.Client = mgr.GetClient() + r.Scheme = mgr.GetScheme() + + // Create k8s clients to list pods and service objects + kubeClient := kubernetes.NewForConfigOrDie(mgr.GetConfig()) + recorder := mgr.GetEventRecorderFor(r.ControllerName()) + + r.JobController = common.JobController{ + Controller: r, + Config: common.JobControllerConfiguration{EnableGangScheduling: false}, + Expectations: expectation.NewControllerExpectations(), + WorkQueue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), r.ControllerName()), + Recorder: recorder, + KubeClientSet: kubeClient, + PodControl: control.RealPodControl{KubeClient: kubeClient, Recorder: recorder}, + ServiceControl: control.RealServiceControl{KubeClient: kubeClient, Recorder: recorder}, + } + + return ctrl.NewControllerManagedBy(mgr). + For(&api.Bagua{}). + Owns(&corev1.Pod{}, builder.WithPredicates(predicate.Funcs{ + CreateFunc: r.AddObject, + DeleteFunc: r.DeleteObject, + })). + Owns(&corev1.Service{}, builder.WithPredicates(predicate.Funcs{ + CreateFunc: r.AddObject, + DeleteFunc: r.DeleteObject, + })). + WithOptions(controller.Options{ + MaxConcurrentReconciles: 10, + }). + Complete(r) +} + +func (r *BaguaReconciler) ControllerName() string { + return "bugua-controller" +} + +func (r *BaguaReconciler) GetAPIGroupVersionKind() schema.GroupVersionKind { + return api.GroupVersionKind +} + +func (r *BaguaReconciler) GetAPIGroupVersion() schema.GroupVersion { + return api.GroupVersion +} + +func (r *BaguaReconciler) GetGroupNameLabelValue() string { + return api.GroupVersion.Group +} diff --git a/controllers/expectation.go b/controllers/expectation.go new file mode 100644 index 0000000..fdd0f83 --- /dev/null +++ b/controllers/expectation.go @@ -0,0 +1,137 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "fmt" + + v1 "github.com/kubeflow/common/pkg/apis/common/v1" + "github.com/kubeflow/common/pkg/controller.v1/common" + "github.com/kubeflow/common/pkg/controller.v1/expectation" + "github.com/kubeflow/common/pkg/util" + corev1 "k8s.io/api/core/v1" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/util/runtime" + "sigs.k8s.io/controller-runtime/pkg/event" + + api "github.com/BaguaSys/operator/api/v1alpha1" +) + +func (r *BaguaReconciler) ExpectationsFuncApply(job *api.Bagua, f func(key string) error) error { + key, err := common.KeyFunc(job) + if err != nil { + runtime.HandleError(fmt.Errorf("couldn't get key for job object %v: %v", job, err)) + return err + } + for rtype := range job.Spec.ReplicaSpecs { + expectationPodsKey := expectation.GenExpectationPodsKey(key, string(rtype)) + if err := f(expectationPodsKey); err != nil { + return err + } + + expectationServicesKey := expectation.GenExpectationServicesKey(key, string(rtype)) + if err := f(expectationServicesKey); err != nil { + return err + } + } + return nil +} + +func (r *BaguaReconciler) ResetExpectations(job *api.Bagua) error { + return r.ExpectationsFuncApply(job, func(key string) error { + // Clear the expectations + return r.JobController.Expectations.SetExpectations(key, 0, 0) + }) +} + +func (r *BaguaReconciler) SatisfiedExpectations(job *api.Bagua) bool { + err := r.ExpectationsFuncApply(job, func(key string) error { + // Check the expectations + if satisfied := r.JobController.Expectations.SatisfiedExpectations(key); !satisfied { + return fmt.Errorf("expectation is not satisfied: %s", key) + } + return nil + }) + return err == nil +} + +func (r *BaguaReconciler) DeleteExpectations(job *api.Bagua) { + r.ExpectationsFuncApply(job, func(key string) error { + // Delete the expectations + r.JobController.Expectations.DeleteExpectations(key) + return nil + }) +} + +func (r *BaguaReconciler) AddObject(e event.CreateEvent) bool { + obj := e.Object + if value := obj.GetLabels()[v1.GroupNameLabel]; value != r.GetAPIGroupVersion().Group { + return false + } + rtype := obj.GetLabels()[v1.ReplicaTypeLabel] + if len(rtype) == 0 { + return false + } + owner := metav1.GetControllerOf(obj) + if owner == nil { + return false + } + key := obj.GetNamespace() + "/" + owner.Name + var expectKey string + if _, ok := obj.(*corev1.Pod); ok { + expectKey = expectation.GenExpectationPodsKey(key, rtype) + } + if _, ok := obj.(*corev1.Service); ok { + expectKey = expectation.GenExpectationServicesKey(key, rtype) + } + util.LoggerForKey(key).Infof("creation observed: name=%s, key=%s", obj.GetName(), expectKey) + r.JobController.Expectations.CreationObserved(expectKey) + return true +} + +func (r *BaguaReconciler) DeleteObject(e event.DeleteEvent) bool { + obj := e.Object + if value := obj.GetLabels()[v1.GroupNameLabel]; value != r.GetAPIGroupVersion().Group { + return false + } + rtype := obj.GetLabels()[v1.ReplicaTypeLabel] + if len(rtype) == 0 { + return false + } + owner := metav1.GetControllerOf(obj) + if owner == nil { + return false + } + key := obj.GetNamespace() + "/" + owner.Name + var expectKey string + if _, ok := obj.(*corev1.Pod); ok { + expectKey = expectation.GenExpectationPodsKey(key, rtype) + } + if _, ok := obj.(*corev1.Service); ok { + expectKey = expectation.GenExpectationServicesKey(key, rtype) + } + util.LoggerForKey(key).Infof("deletion observed: name=%s, key=%s", obj.GetName(), expectKey) + r.JobController.Expectations.DeletionObserved(expectKey) + return true +} diff --git a/controllers/job.go b/controllers/job.go new file mode 100644 index 0000000..3c46c2e --- /dev/null +++ b/controllers/job.go @@ -0,0 +1,144 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "context" + "fmt" + "reflect" + + commonv1 "github.com/kubeflow/common/pkg/apis/common/v1" + "github.com/kubeflow/common/pkg/util" + corev1 "k8s.io/api/core/v1" + "k8s.io/apimachinery/pkg/api/errors" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/types" + + api "github.com/BaguaSys/operator/api/v1alpha1" +) + +const ( + FailedDeleteJobReason = "FailedDeleteJob" + SuccessfulDeleteJobReason = "SuccessfulDeleteJob" + JobPhaseTransitionReason = "JobPhaseTransition" +) + +func (r *BaguaReconciler) GetJobFromInformerCache(namespace, name string) (metav1.Object, error) { + namespacedName := types.NamespacedName{Namespace: namespace, Name: name} + log := r.Log.WithValues("bagua", namespacedName) + + job := &api.Bagua{} + err := r.Get(context.Background(), namespacedName, job) + if err != nil { + if !errors.IsNotFound(err) { + log.Error(err, "failed to get Bugua from informer cache", "namespace", namespace, "name", name) + } + return nil, err + } + + return job, nil +} + +// GetJobFromAPIClient +func (r *BaguaReconciler) GetJobFromAPIClient(namespace, name string) (metav1.Object, error) { + return r.GetJobFromInformerCache(namespace, name) +} + +func (r *BaguaReconciler) DeleteJob(job interface{}) error { + bagua, ok := job.(*api.Bagua) + if !ok { + return fmt.Errorf("%+v is not a type of Bugua", job) + } + + log := util.LoggerForJob(bagua) + if err := r.Delete(context.Background(), bagua); err != nil { + r.JobController.Recorder.Eventf(bagua, corev1.EventTypeWarning, FailedDeleteJobReason, "Error deleting: %v", err) + log.Errorf("failed to delete job %s/%s, %v", bagua.Namespace, bagua.Name, err) + return err + } + + r.JobController.Recorder.Eventf(bagua, corev1.EventTypeNormal, SuccessfulDeleteJobReason, "Deleted job: %v", bagua.Name) + log.Infof("job %s/%s has been deleted", bagua.Namespace, bagua.Name) + return nil +} + +// UpdateJobStatus: update job status +func (r *BaguaReconciler) UpdateJobStatus(j interface{}, replicas map[commonv1.ReplicaType]*commonv1.ReplicaSpec, jobStatus *commonv1.JobStatus) error { + job, ok := j.(*api.Bagua) + if !ok { + return fmt.Errorf("%+v is not a type of Bugua", j) + } + log := util.LoggerForJob(job) + phase := getJobPhase(job, replicas, jobStatus) + if phase != job.Status.Phase { + msg := fmt.Sprintf("Phase of Bagua %s has changed: %s -> %s", job.Name, job.Status.Phase, phase) + r.Recorder.Event(job, corev1.EventTypeNormal, JobPhaseTransitionReason, msg) + log.Info(msg) + now := metav1.Now() + if IsFinished(phase) && jobStatus.CompletionTime == nil { + jobStatus.CompletionTime = &now + } + msg = fmt.Sprintf("Bagua %s is %s.", job.Name, phase) + util.UpdateJobConditions(jobStatus, phase, string(phase), msg) + job.Status.Phase = phase + } + return nil +} + +func getJobPhase(job *api.Bagua, replicas map[commonv1.ReplicaType]*commonv1.ReplicaSpec, jobStatus *commonv1.JobStatus) commonv1.JobConditionType { + succeeded := true + for rtype, status := range jobStatus.ReplicaStatuses { + spec := replicas[rtype] + if status.Failed > 0 { + return commonv1.JobFailed + } + if status.Succeeded < *spec.Replicas && rtype != api.ReplicaEtcd { + succeeded = false + } + } + if succeeded { + return commonv1.JobSucceeded + } + return commonv1.JobRunning +} + +func (r *BaguaReconciler) UpdateJobStatusInApiServer(job interface{}, jobStatus *commonv1.JobStatus) error { + bagua, ok := job.(*api.Bagua) + if !ok { + return fmt.Errorf("%+v is not a type of Bugua", job) + } + + // Job status passed in differs with status in job, update in basis of the passed in one. + if !reflect.DeepEqual(&bagua.Status.JobStatus, jobStatus) { + bagua = bagua.DeepCopy() + bagua.Status.JobStatus = *jobStatus + } + + err := r.Status().Update(context.Background(), bagua) + if err != nil { + util.LoggerForJob(bagua).Error(err, "failed to update Bugua conditions in the API server") + return err + } + return nil +} diff --git a/controllers/meta.go b/controllers/meta.go new file mode 100644 index 0000000..fa6122e --- /dev/null +++ b/controllers/meta.go @@ -0,0 +1,163 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "context" + "fmt" + "reflect" + + api "github.com/BaguaSys/operator/api/v1alpha1" + commonv1 "github.com/kubeflow/common/pkg/apis/common/v1" + "github.com/kubeflow/common/pkg/util" + "k8s.io/client-go/kubernetes/scheme" +) + +func (r *BaguaReconciler) setDefault(old, job *api.Bagua) (bool, error) { + scheme.Scheme.Default(job) + // set default properties + if job.Status.ReplicaStatuses == nil { + job.Status.ReplicaStatuses = map[commonv1.ReplicaType]*commonv1.ReplicaStatus{} + } + for rtype, spec := range job.Spec.ReplicaSpecs { + one := int32(1) + if spec != nil && spec.Replicas == nil { + spec.Replicas = &one + } + if job.Status.ReplicaStatuses[rtype] == nil { + job.Status.ReplicaStatuses[rtype] = &commonv1.ReplicaStatus{} + } + } + + if job.Spec.RunPolicy.CleanPodPolicy == nil { + none := commonv1.CleanPodPolicyNone + job.Spec.RunPolicy.CleanPodPolicy = &none + } + + if len(job.Status.Phase) == 0 { + job.Status.Phase = commonv1.JobCreated + } + + // update + if reflect.DeepEqual(old.Spec, job.Spec) { + return false, nil + } + log := util.LoggerForJob(job) + if err := r.Update(context.Background(), job); err != nil { + log.Errorf("failed to update spec in API server: %v", err) + return false, err + } + log.Infof("succeeded to update default properties in API server: %s", job.Json()) + return true, nil +} + +func (r *BaguaReconciler) validate(job *api.Bagua) (err error) { + defer func() { + if err != nil { + r.setInvalidDefinition(job, fmt.Sprintf("validation failed: %v", err)) + } + }() + // validate specs not nil + for rt, spec := range job.Spec.ReplicaSpecs { + if spec == nil { + return fmt.Errorf("replica %v spec is nil", rt) + } + } + // validate container name + for rt, spec := range job.Spec.ReplicaSpecs { + if rt != api.ReplicaEtcd && rt != api.ReplicaMaster && rt != api.ReplicaWorker { + continue + } + containers := spec.Template.Spec.Containers + if len(containers) == 0 { + return fmt.Errorf("must define a container for %v at least", rt) + } + hasDefaultContainer := false + for _, c := range containers { + if c.Name == r.GetDefaultContainerName() { + hasDefaultContainer = true + } + } + if !hasDefaultContainer { + return fmt.Errorf("must have a container named %v for %v at least", r.GetDefaultContainerName(), rt) + } + } + + if !job.Spec.EnableElastic { + if err = job.Spec.CheckReplicasExist([]commonv1.ReplicaType{api.ReplicaMaster}); err != nil { + return err + } + // validate ports + ports, err := r.GetPortsFromJob(job.Spec.ReplicaSpecs[api.ReplicaMaster]) + if err != nil { + return err + } + if len(ports) < 1 { + return fmt.Errorf("must assign a container port for master at least") + } + // validate replicas + for rt, spec := range job.Spec.ReplicaSpecs { + if *spec.Replicas < 1 { + return fmt.Errorf("invalid replicas %v for %v", *spec.Replicas, rt) + } + if rt == api.ReplicaMaster && *spec.Replicas != 1 { + return fmt.Errorf("master replicas must be 1") + } + } + } else { + if err = job.Spec.CheckReplicasExist([]commonv1.ReplicaType{api.ReplicaEtcd, api.ReplicaWorker}); err != nil { + return err + } + // validate ports + ports, err := r.GetPortsFromJob(job.Spec.ReplicaSpecs[api.ReplicaEtcd]) + if err != nil { + return err + } + if len(ports) < 1 { + return fmt.Errorf("must assign 1 container port for etcd at least") + } + // validate replicas + for rt, spec := range job.Spec.ReplicaSpecs { + if *spec.Replicas < 1 { + return fmt.Errorf("invalid replicas %v for %v", *spec.Replicas, rt) + } + } + // validate bagua spec + workerReplicas := job.Spec.GetReplicas(api.ReplicaWorker) + if job.Spec.MinReplicas != nil && *job.Spec.MinReplicas > workerReplicas { + return fmt.Errorf("worker replicas should in the interval [minReplicas, maxReplicas]") + } + if job.Spec.MaxReplicas != nil && *job.Spec.MaxReplicas < workerReplicas { + return fmt.Errorf("worker replicas should in the interval [minReplicas, maxReplicas]") + } + } + + return nil +} + +func (r *BaguaReconciler) setInvalidDefinition(job *api.Bagua, msg string) error { + util.UpdateJobConditions(&job.Status.JobStatus, commonv1.JobFailed, api.ErrInvalidDefinition, msg) + job.Status.Phase = commonv1.JobFailed + return r.Status().Update(context.Background(), job) +} diff --git a/controllers/pod.go b/controllers/pod.go new file mode 100644 index 0000000..e694ee9 --- /dev/null +++ b/controllers/pod.go @@ -0,0 +1,296 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "context" + "fmt" + "sort" + "strconv" + "strings" + + commonv1 "github.com/kubeflow/common/pkg/apis/common/v1" + "github.com/kubeflow/common/pkg/controller.v1/common" + corev1 "k8s.io/api/core/v1" + "k8s.io/apimachinery/pkg/api/meta" + "k8s.io/apimachinery/pkg/api/resource" + "sigs.k8s.io/controller-runtime/pkg/client" + + api "github.com/BaguaSys/operator/api/v1alpha1" +) + +// GetPodsForJob returns the pods managed by the job. This can be achieved by selecting pods using label key "job-name" +// i.e. all pods created by the job will come with label "job-name" = +func (r *BaguaReconciler) GetPodsForJob(job interface{}) ([]*corev1.Pod, error) { + obj, err := meta.Accessor(job) + if err != nil { + return nil, err + } + // List all pods to include those that don't match the selector anymore + // but have a ControllerRef pointing to this controller. + podlist := &corev1.PodList{} + err = r.List(context.Background(), podlist, client.MatchingLabels(r.JobController.GenLabels(obj.GetName()))) + if err != nil { + return nil, err + } + + return convertPodList(podlist.Items), nil +} + +// convertPodList convert pod list to pod point list +func convertPodList(list []corev1.Pod) []*corev1.Pod { + if list == nil { + return nil + } + ret := make([]*corev1.Pod, 0, len(list)) + for i := range list { + ret = append(ret, &list[i]) + } + return ret +} + +func (r *BaguaReconciler) GetDefaultContainerName() string { + return api.DefaultContainerName +} + +func (r *BaguaReconciler) GetDefaultContainerPortName() string { + return "" +} + +func (r *BaguaReconciler) IsMasterRole(replicas map[commonv1.ReplicaType]*commonv1.ReplicaSpec, + rtype commonv1.ReplicaType, index int) bool { + return false +} + +// SetClusterSpec sets the cluster spec for the pod +func (r *BaguaReconciler) SetClusterSpec(job interface{}, podTemplate *corev1.PodTemplateSpec, rtype, index string) error { + baguaJob := job.(*api.Bagua) + + if podTemplate.Spec.HostNetwork { + podTemplate.Spec.DNSPolicy = corev1.DNSClusterFirstWithHostNet + } + + podTemplate.Spec.Hostname = common.GenGeneralName(baguaJob.Name, rtype, index) + podTemplate.Spec.Subdomain = common.GenGeneralName(baguaJob.Name, rtype, index) + + if !baguaJob.Spec.EnableElastic { + return r.setClusterSpecUnderStaticMode(baguaJob, podTemplate, rtype, index) + } + return r.setClusterSpecUnderElasticMode(baguaJob, podTemplate, rtype, index) +} + +func (r *BaguaReconciler) setClusterSpecUnderStaticMode(baguaJob *api.Bagua, podTemplate *corev1.PodTemplateSpec, rtype, index string) error { + if rtype != string(api.ReplicaMaster) && rtype != string(api.ReplicaWorker) { + return nil + } + // rank + rank, err := strconv.Atoi(index) + if err != nil { + return fmt.Errorf("cannot convert index %v from string to int", index) + } + if rtype == string(api.ReplicaWorker) { + rank += 1 + } + //master port + var masterPort string + portsMap, err := r.GetPortsFromJob(baguaJob.Spec.ReplicaSpecs[api.ReplicaMaster]) + if err != nil { + return err + } + ports := []int64{} + for _, p := range portsMap { + ports = append(ports, int64(p)) + } + sort.Slice(ports, func(i, j int) bool { return ports[i] < ports[j] }) + masterPort = strconv.FormatInt(ports[0], 10) + + //master address + masterAddr := GetPodDomainName(baguaJob.Name, baguaJob.Namespace, string(api.ReplicaMaster), "0") + if rtype == string(api.ReplicaMaster) { + masterAddr = "0.0.0.0" + } + + env := []corev1.EnvVar{ + { + Name: "MASTER_ADDR", + Value: masterAddr, + }, + { + Name: "MASTER_PORT", + Value: masterPort, + }, + { + Name: "RANK", + Value: strconv.FormatInt(int64(rank), 10), + }, + { + Name: "WORLD_SIZE", + Value: strconv.FormatInt(int64(baguaJob.Spec.GetReplicas(api.ReplicaWorker)+1), 10), + }, + } + + for i := range podTemplate.Spec.Containers { + podTemplate.Spec.Containers[i].Env = append(podTemplate.Spec.Containers[i].Env, env...) + } + + if rtype == string(api.ReplicaWorker) { + r.addInitContainer(baguaJob, podTemplate, rtype) + } + + fixedOptions := strings.Join([]string{ + fmt.Sprintf("--nnodes=%v", baguaJob.Spec.GetReplicas(api.ReplicaWorker)+1), + "--node_rank=$RANK", + "--master_addr=$MASTER_ADDR", + "--master_port=$MASTER_PORT", + }, " ") + hookCommand(podTemplate, fixedOptions) + + return nil +} + +func (r *BaguaReconciler) setClusterSpecUnderElasticMode(baguaJob *api.Bagua, podTemplate *corev1.PodTemplateSpec, rtype, index string) error { + if rtype != string(api.ReplicaEtcd) && rtype != string(api.ReplicaWorker) { + return nil + } + // etcd + if rtype == string(api.ReplicaEtcd) { + env := []corev1.EnvVar{ + { + Name: "MY_NODE_IP", + ValueFrom: &corev1.EnvVarSource{ + FieldRef: &corev1.ObjectFieldSelector{ + FieldPath: "status.hostIP", + }, + }, + }, + } + for i := range podTemplate.Spec.Containers { + podTemplate.Spec.Containers[i].Env = append(podTemplate.Spec.Containers[i].Env, env...) + } + + return nil + } + + // worker + etcdPortsMap, err := r.GetPortsFromJob(baguaJob.Spec.ReplicaSpecs[api.ReplicaEtcd]) + if err != nil { + return err + } + + etcdPorts := []int64{} + for _, p := range etcdPortsMap { + etcdPorts = append(etcdPorts, int64(p)) + } + sort.Slice(etcdPorts, func(i, j int) bool { return etcdPorts[i] < etcdPorts[j] }) + + etcdClientPort := etcdPorts[0] + etcdHost := GetPodDomainName(baguaJob.Name, baguaJob.Namespace, string(api.ReplicaEtcd), "0") + + workerReplicas := baguaJob.Spec.GetReplicas(api.ReplicaWorker) + minReplicas := workerReplicas + maxReplicas := workerReplicas + if baguaJob.Spec.MinReplicas != nil { + minReplicas = *baguaJob.Spec.MinReplicas + } + if baguaJob.Spec.MaxReplicas != nil { + maxReplicas = *baguaJob.Spec.MaxReplicas + } + + r.addInitContainer(baguaJob, podTemplate, rtype) + + fixedOptions := strings.Join([]string{ + fmt.Sprintf("--nnodes=%v:%v", minReplicas, maxReplicas), + fmt.Sprintf("--rdzv_id=%v", baguaJob.Name), + fmt.Sprintf("--rdzv_backend=%v", "etcd-v2"), + fmt.Sprintf("--rdzv_endpoint=%v:%v", etcdHost, etcdClientPort), + }, " ") + hookCommand(podTemplate, fixedOptions) + + return nil +} + +func hookCommand(podTemplate *corev1.PodTemplateSpec, newOptions string) { + l := len(podTemplate.Spec.Containers[0].Command) + cmd := podTemplate.Spec.Containers[0].Command[l-1] + cmdSlice := strings.Split(cmd, " ") + for i, v := range cmdSlice { + if strings.HasPrefix(v, "bagua.") { + cmdSlice[i] += " " + newOptions + break + } + } + + podTemplate.Spec.Containers[0].Command[l-1] = strings.Join(cmdSlice, " ") +} + +func getFixedOptionsForMasterOrWorker(elastic bool, workerNum int32) string { + if elastic { + return strings.Join([]string{ + "--nnodes=$MIN_SIZE:$MAX_SIZE", + "--rdzv_id=$JOB_ID", + "--rdzv_backend=etcd-v2", + "--rdzv_endpoint=$ETCD_HOST:$ETCD_CLIENT_PORT", + }, " ") + } + return fmt.Sprintf("--nnodes=%v", workerNum+1) + + " --node_rank=$RANK --master_addr=$MASTER_ADDR --master_port=$MASTER_PORT" +} + +func (r *BaguaReconciler) addInitContainer(baguaJob *api.Bagua, podTemplate *corev1.PodTemplateSpec, rtype string) { + initConatinerImage := r.Config.InitContainerImage + + var target commonv1.ReplicaType + if !baguaJob.Spec.EnableElastic { + target = api.ReplicaMaster + } else { + target = api.ReplicaEtcd + } + initContainer := getInitContainer(baguaJob.Name, baguaJob.Namespace, initConatinerImage, target) + + podTemplate.Spec.InitContainers = append(podTemplate.Spec.InitContainers, initContainer) +} + +func getInitContainer(jobName, namespace, initImage string, target commonv1.ReplicaType) corev1.Container { + host := GetPodDomainName(jobName, namespace, string(target), "0") + return corev1.Container{ + Name: "bagua-initializer", + Image: initImage, + ImagePullPolicy: corev1.PullIfNotPresent, + Command: []string{ + "/bin/sh", + "-c", + fmt.Sprintf("until nslookup %v;do echo waiting for %v && sleep 5s; done", host, target), + }, + Resources: corev1.ResourceRequirements{ + Requests: corev1.ResourceList{ + corev1.ResourceCPU: resource.MustParse("100m"), + corev1.ResourceMemory: resource.MustParse("50Mi"), + }, + Limits: corev1.ResourceList{ + corev1.ResourceCPU: resource.MustParse("200m"), + corev1.ResourceMemory: resource.MustParse("100Mi"), + }, + }, + } +} diff --git a/controllers/service.go b/controllers/service.go new file mode 100644 index 0000000..0ddadc8 --- /dev/null +++ b/controllers/service.go @@ -0,0 +1,65 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "context" + "fmt" + + corev1 "k8s.io/api/core/v1" + "k8s.io/apimachinery/pkg/api/meta" + "sigs.k8s.io/controller-runtime/pkg/client" +) + +// GetServicesForJob returns the services managed by the job. This can be achieved by selecting services using label key "job-name" +// i.e. all services created by the job will come with label "job-name" = +func (r *BaguaReconciler) GetServicesForJob(job interface{}) ([]*corev1.Service, error) { + obj, err := meta.Accessor(job) + if err != nil { + return nil, fmt.Errorf("%+v is not a type of AresJob", job) + } + // List all pods to include those that don't match the selector anymore + // but have a ControllerRef pointing to this controller. + serviceList := &corev1.ServiceList{} + err = r.List(context.Background(), serviceList, client.MatchingLabels(r.JobController.GenLabels(obj.GetName()))) + if err != nil { + return nil, err + } + + ret := convertServiceList(serviceList.Items) + + return ret, nil +} + +// convertServiceList convert service list to service point list +func convertServiceList(list []corev1.Service) []*corev1.Service { + if list == nil { + return nil + } + ret := make([]*corev1.Service, 0, len(list)) + for i := range list { + ret = append(ret, &list[i]) + } + return ret +} diff --git a/controllers/suite_test.go b/controllers/suite_test.go new file mode 100644 index 0000000..1454d57 --- /dev/null +++ b/controllers/suite_test.go @@ -0,0 +1,87 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "path/filepath" + "testing" + + . "github.com/onsi/ginkgo" + . "github.com/onsi/gomega" + "k8s.io/client-go/kubernetes/scheme" + "k8s.io/client-go/rest" + "sigs.k8s.io/controller-runtime/pkg/client" + "sigs.k8s.io/controller-runtime/pkg/envtest" + "sigs.k8s.io/controller-runtime/pkg/envtest/printer" + logf "sigs.k8s.io/controller-runtime/pkg/log" + "sigs.k8s.io/controller-runtime/pkg/log/zap" + + baguav1alpha1 "github.com/BaguaSys/operator/api/v1alpha1" + //+kubebuilder:scaffold:imports +) + +// These tests use Ginkgo (BDD-style Go testing framework). Refer to +// http://onsi.github.io/ginkgo/ to learn more about Ginkgo. + +var cfg *rest.Config +var k8sClient client.Client +var testEnv *envtest.Environment + +func TestAPIs(t *testing.T) { + RegisterFailHandler(Fail) + + RunSpecsWithDefaultAndCustomReporters(t, + "Controller Suite", + []Reporter{printer.NewlineReporter{}}) +} + +var _ = BeforeSuite(func() { + logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseDevMode(true))) + + By("bootstrapping test environment") + testEnv = &envtest.Environment{ + CRDDirectoryPaths: []string{filepath.Join("..", "config", "crd", "bases")}, + ErrorIfCRDPathMissing: true, + } + + cfg, err := testEnv.Start() + Expect(err).NotTo(HaveOccurred()) + Expect(cfg).NotTo(BeNil()) + + err = baguav1alpha1.AddToScheme(scheme.Scheme) + Expect(err).NotTo(HaveOccurred()) + + //+kubebuilder:scaffold:scheme + + k8sClient, err = client.New(cfg, client.Options{Scheme: scheme.Scheme}) + Expect(err).NotTo(HaveOccurred()) + Expect(k8sClient).NotTo(BeNil()) + +}, 60) + +var _ = AfterSuite(func() { + By("tearing down the test environment") + err := testEnv.Stop() + Expect(err).NotTo(HaveOccurred()) +}) diff --git a/controllers/util.go b/controllers/util.go new file mode 100644 index 0000000..2d75719 --- /dev/null +++ b/controllers/util.go @@ -0,0 +1,54 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package controllers + +import ( + "fmt" + + api "github.com/BaguaSys/operator/api/v1alpha1" + commonv1 "github.com/kubeflow/common/pkg/apis/common/v1" + "github.com/kubeflow/common/pkg/controller.v1/common" +) + +// IsInvalidDefinition +func IsInvalidDefinition(status api.BaguaStatus) bool { + for _, condition := range status.Conditions { + if condition.Type != commonv1.JobFailed { + continue + } + return condition.Reason == api.ErrInvalidDefinition + } + return false +} + +// IsFinished +func IsFinished(phase commonv1.JobConditionType) bool { + return phase == commonv1.JobSucceeded || phase == commonv1.JobFailed +} + +// GetPodDomainName +func GetPodDomainName(jobName, namespace string, rtype, index string) string { + n := common.GenGeneralName(jobName, rtype, index) + return fmt.Sprintf("%v.%v.%v.svc.cluster.local", n, n, namespace) +} diff --git a/deploy/deployment.yaml b/deploy/deployment.yaml new file mode 100644 index 0000000..0a4bcc0 --- /dev/null +++ b/deploy/deployment.yaml @@ -0,0 +1,212 @@ +# Namespace +apiVersion: v1 +kind: Namespace +metadata: + labels: + app: bagua + name: bagua +--- +# ServiceAccount +apiVersion: v1 +kind: ServiceAccount +metadata: + name: bagua-account + namespace: bagua +--- +# ClusterRole +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRole +metadata: + creationTimestamp: null + name: bagua-role +rules: + - apiGroups: + - bagua.kuaishou.com + resources: + - baguas + verbs: + - create + - delete + - get + - list + - patch + - update + - watch + - apiGroups: + - bagua.kuaishou.com + resources: + - baguas/finalizers + verbs: + - update + - apiGroups: + - bagua.kuaishou.com + resources: + - baguas/status + verbs: + - get + - patch + - update + - apiGroups: + - "" + resources: + - events + verbs: + - create + - delete + - get + - list + - patch + - update + - watch + - apiGroups: + - "" + resources: + - pods + verbs: + - create + - delete + - get + - list + - patch + - update + - watch + - apiGroups: + - "" + resources: + - services + verbs: + - create + - delete + - get + - list + - patch + - update + - watch +--- +# ClusterRoleBinding +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRoleBinding +metadata: + name: bagua-rolebinding +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: bagua-role +subjects: + - kind: ServiceAccount + name: bagua-account + namespace: bagua +--- +# CustomResourceDefinition +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + annotations: + controller-gen.kubebuilder.io/version: v0.4.1 + creationTimestamp: null + name: baguas.bagua.kuaishou.com +spec: + additionalPrinterColumns: + - JSONPath: .metadata.namespace + name: Namespace + type: string + - JSONPath: .status.phase + name: Phase + type: string + - JSONPath: .metadata.creationTimestamp + name: Age + type: date + group: bagua.kuaishou.com + names: + kind: Bagua + listKind: BaguaList + plural: baguas + shortNames: + - bg + singular: bagua + scope: Namespaced + subresources: + status: {} + validation: + openAPIV3Schema: + description: Bagua is the Schema for the baguas API + properties: + apiVersion: + description: 'APIVersion defines the versioned schema of this representation + of an object. Servers should convert recognized schemas to the latest + internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources' + type: string + kind: + description: 'Kind is a string value representing the REST resource this + object represents. Servers may infer this from the endpoint the client + submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds' + type: string + metadata: + type: object + spec: + description: 'BaguaSpec defines the desired state + of Bagua' + properties: + enableElastic: + type: boolean + maxReplicas: + format: int32 + type: integer + minReplicas: + format: int32 + minimum: 1 + type: integer + rdzvEndpoint: + type: string + type: object + type: object + version: v1alpha1 + versions: + - name: v1alpha1 + served: true + storage: true +--- +# Deployment: Bagua-Operator +apiVersion: apps/v1 +kind: Deployment +metadata: + namespace: bagua + name: bagua-operator +spec: + replicas: 1 + selector: + matchLabels: + app: bagua-operator + strategy: + type: Recreate + rollingUpdate: null + template: + metadata: + labels: + app: bagua-operator + spec: + containers: + - name: ares-operator + image: baguasys/operator:latest + imagePullPolicy: "IfNotPresent" + workingDir: /home/work + command: + - ./manager + ports: + - name: http + containerPort: 8081 + protocol: TCP + readinessProbe: + httpGet: + path: + /readyz + port: http + initialDelaySeconds: 15 + periodSeconds: 10 + livenessProbe: + httpGet: + path: + /healthz + port: http + initialDelaySeconds: 15 + periodSeconds: 10 diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..315ffa2 --- /dev/null +++ b/go.mod @@ -0,0 +1,16 @@ +module github.com/BaguaSys/operator + +go 1.15 + +require ( + github.com/bombsimon/logrusr v1.1.0 + github.com/go-logr/logr v0.3.0 + github.com/kubeflow/common v0.3.4 + github.com/onsi/ginkgo v1.14.1 + github.com/onsi/gomega v1.10.2 + github.com/sirupsen/logrus v1.6.0 + k8s.io/api v0.19.9 + k8s.io/apimachinery v0.19.9 + k8s.io/client-go v0.19.9 + sigs.k8s.io/controller-runtime v0.7.2 +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..40b4cb4 --- /dev/null +++ b/go.sum @@ -0,0 +1,679 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go 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v1.2.0-k8s1.19.6/go.mod h1:UaeJ/s5Hyd+ZhFLc+Kw9YlgM8gRZ/5OzXqHa0yKOoXY= diff --git a/hack/boilerplate.go.txt b/hack/boilerplate.go.txt new file mode 100644 index 0000000..f608490 --- /dev/null +++ b/hack/boilerplate.go.txt @@ -0,0 +1,23 @@ +/* +MIT License + +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ \ No newline at end of file diff --git a/main.go b/main.go new file mode 100644 index 0000000..f49a148 --- /dev/null +++ b/main.go @@ -0,0 +1,113 @@ +/* +Copyright (c) 2021 Kuaishou AI Platform & DS3 Lab + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +package main + +import ( + "flag" + "os" + + // Import all Kubernetes client auth plugins (e.g. Azure, GCP, OIDC, etc.) + // to ensure that exec-entrypoint and run can make use of them. + _ "k8s.io/client-go/plugin/pkg/client/auth" + + "github.com/bombsimon/logrusr" + "github.com/sirupsen/logrus" + "k8s.io/apimachinery/pkg/runtime" + utilruntime "k8s.io/apimachinery/pkg/util/runtime" + clientgoscheme "k8s.io/client-go/kubernetes/scheme" + ctrl "sigs.k8s.io/controller-runtime" + "sigs.k8s.io/controller-runtime/pkg/healthz" + + api "github.com/BaguaSys/operator/api/v1alpha1" + "github.com/BaguaSys/operator/conf" + "github.com/BaguaSys/operator/controllers" + //+kubebuilder:scaffold:imports +) + +var ( + scheme = runtime.NewScheme() + setupLog = ctrl.Log.WithName("setup") +) + +func init() { + utilruntime.Must(clientgoscheme.AddToScheme(scheme)) + + utilruntime.Must(api.AddToScheme(scheme)) + //+kubebuilder:scaffold:scheme +} + +func main() { + var metricsAddr string + var enableLeaderElection bool + var probeAddr string + var initConatinerImage string + flag.StringVar(&metricsAddr, "metrics-bind-address", ":8080", "The address the metric endpoint binds to.") + flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.") + flag.BoolVar(&enableLeaderElection, "leader-elect", false, + "Enable leader election for controller manager. "+ + "Enabling this will ensure there is only one active controller manager.") + flag.StringVar(&initConatinerImage, "init-conatiner-image", "alpine:3.10", "The image used by init container") + flag.Parse() + ctrl.SetLogger(logrusr.NewLogger(logrus.StandardLogger())) + mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{ + Scheme: scheme, + MetricsBindAddress: metricsAddr, + Port: 9443, + HealthProbeBindAddress: probeAddr, + LeaderElection: enableLeaderElection, + LeaderElectionID: "8d24300c.kuaishou.com", + }) + if err != nil { + setupLog.Error(err, "unable to start manager") + os.Exit(1) + } + + if err = (&controllers.BaguaReconciler{ + Client: mgr.GetClient(), + Log: ctrl.Log.WithName("controllers").WithName("Bagua"), + Scheme: mgr.GetScheme(), + Config: &conf.OperatorConfig{ + InitContainerImage: initConatinerImage, + }, + }).SetupWithManager(mgr); err != nil { + setupLog.Error(err, "unable to create controller", "controller", "Bagua") + os.Exit(1) + } + //+kubebuilder:scaffold:builder + + if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil { + setupLog.Error(err, "unable to set up health check") + os.Exit(1) + } + if err := mgr.AddReadyzCheck("readyz", healthz.Ping); err != nil { + setupLog.Error(err, "unable to set up ready check") + os.Exit(1) + } + + setupLog.Info("starting manager") + if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil { + setupLog.Error(err, "problem running manager") + os.Exit(1) + } +}