ืืืืจ ืื ืืกืืื ืืช ืกืืจืช ืืืขืจืืช ืืืชืืจืืืืช ืขื OpenWhisk ืืืกืืคืจ
ืคืจืืกืช OpenWhisk ื- Kubernetes
ืืืืื ืืื ืืืื, ืืชื ืกืืชื ืืคืจืืกืช OpenWhisk ื-Kubernetes ืืื ืืืฆืืจ ืืืจืฉ ืืืืงืืช ืคืฉืื ืืืืืจ. ืืืืืืื ืฉืื ื ืืืฉ ื-Kubernetes, ืื ื ืืืืื ืฉืืืืืชื ืืื ืืืฆื ืขื ืคืจืืกื ืืืฆืืืช. IN
- ืืชืงื ืช ืื ืื ืืืืืืืช
asdf
, ืืืืืจ ืืื ืื ื ืืชืงื ืื ืืืืืืืืช~/.bash_profile
ืื ืืืงืืืื ืฉืื ืื:
$ brew install asdf
$ [ -s "/usr/local/opt/asdf/asdf.sh" ] && . /usr/local/opt/asdf/asdf.sh
$ source ~/.bash_profile
[ืืืื ืืงืก ืืื ืฆืืจื ืืฉืื ืื, ืืืจืืช ืฉ-brew ืืืื. - ืืฉืืขืจ. ืึฐืชืึผืจืึฐืึธื]
- ืืืกืคืช ืชืืกืคืื
minikube
ะธkubelet
:
$ asdf plugin-add kubectl
$ asdf plugin-add minikube
[ืฉืื, ืืื ืขื ืฉืื ืื ืืืื ืืงืก. - ืืฉืืขืจ. ืึฐืชืึผืจืึฐืึธื]
- ืืชืงื minikube ื-kubelet:
$ asdf install kubectl 1.9.0
$ asdf global kubectl 1.9.0
$ asdf install minikube 0.25.2
$ asdf global minikube 0.25.2
[ืืจืกืืืช ืกืคืฆืืคืืืช ืืืชืงื ืืช, ืืื ืืืงืชื ืืื ืขื ืืืจืกืืืช ืืืืื ืืช ืืขืืื ืืืช ืืืืชืจ ืขืืืจ ืืื ืืงืก; ืื ื ืืืฉื ืฉืืชื ืืืื ืืืชืงืื ืืืืื ืืช ืืขืืื ืืช. - ืืฉืืขืจ. ืึฐืชืึผืจืึฐืึธื]
ื-Linux, ืืฉืื ืืื ื ืขืฉื ืืขืจื ืื (ืืื ืืืื ืก ื-~/bin, ืฉืจืฉืื ื-PATH ืฉืื, ืืขืจืช ืืืชืจืื):
$ curl -L0 minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 && chmod +x minikube && mv minikube ~/bin/
$ curl -L0 https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl && chmod +x kubectl && mv kubectl ~/bin/
- ืฆืืจ ืืืื ื ืืืจืืืืืืช ืฉื ืืื ืืงืื (ืืฉ ืืืชืงืื ืืช VirtualBox ืืจืืฉ):
$ minikube start --cpus 2 --memory 4096 --kubernetes-version=v1.9.0 --extra-config=apiserver.Authorization.Mode=RBAC
[ืืื ืขืืื ืืฉืืืื ืขื ืืฆืืืช minikube start
, ืืื ืคืจืืืจืื ืืขื ืขืจืื ืืจืืจืช ืืืื. - ืืฉืืขืจ. ืึฐืชืึผืจืึฐืึธื]
$ minikube start
minikube v1.5.2 on Debian 8.11
Automatically selected the 'virtualbox' driver
Downloading VM boot image ...
> minikube-v1.5.1.iso.sha256: 65 B / 65 B [--------------] 100.00% ? p/s 0s
> minikube-v1.5.1.iso: 143.76 MiB / 143.76 MiB [-] 100.00% 5.63 MiB p/s 26s
Creating virtualbox VM (CPUs=2, Memory=4096MB, Disk=20000MB) ...
Preparing Kubernetes v1.16.2 on Docker '18.09.9' ...
Downloading kubelet v1.16.2
Downloading kubeadm v1.16.2
Pulling images ...
Launching Kubernetes ... Waiting for: apiserver
Done! kubectl is now configured to use "minikube"
- ืืขืืจืช ืืจืฉืช ื-Docker ืืืฆื ืืืคืงืจ:
$ minikube ssh -- sudo ip link set docker0 promisc on
- ืฆืืจ ืืจืื ืฉืืืช ืืกืื ืืช ืฆืืืช ืืขืืื:
$ kubectl create namespace openwhisk
$ kubectl label nodes --all openwhisk-role=invoker
- ืื ื ืืงืืืื ืืช ืืชืืื ืฉื ืืืืืจ ืืืจืืก ืืช ืืกืื ืืื ืืกื ืืงืืืฅ mycluster.yaml:
$ git clone https://github.com/apache/incubator-openwhisk-deploy-kube.git
$ cd incubator-openwhisk-deploy-kube/
$ cat << "EOF" > mycluster.yaml
whisk:
ingress:
type: NodePort
api_host_name: 192.168.99.100
api_host_port: 31001
nginx:
httpsNodePort: 31001
EOF
- ืืชืงื ืืช Helm ืืคืจืืก ืืืชื ืืืืฆืขืืชื:
$ brew install kubernetes-helm
$ helm init # init Helm Tiller, ะฝะต ะฝัะถะฝะพ ะฝะฐ Helm v3+
$ kubectl get pods -n kube-system # verify that tiller-deploy is in the running state, ะฝะต ะฝัะถะฝะพ ะฝะฐ helm v3+
$ kubectl create clusterrolebinding tiller-cluster-admin --clusterrole=cluster-admin --serviceaccount=kube-system:default
$ helm install ./openwhisk/helm/ --namespace=openwhisk -f mycluster.yaml
[ืืืื ืืงืก ืขื ืืืจืกืืืช ืืืืจืื ืืช (v3.0.1 ืืื ืืืื) ืื ืืืื ืงืฆืช ืฉืื ื. - ืืฉืืขืจ. ืึฐืชืึผืจืึฐืึธื]
$ curl -L0 https://get.helm.sh/helm-v3.0.1-linux-amd64.tar.gz | tar -xzvf - linux-amd64/helm --strip-components=1; sudo mv helm /usr/local/bin
$ kubectl create clusterrolebinding tiller-cluster-admin --clusterrole=cluster-admin --serviceaccount=kube-system:default
$ helm install ./openwhisk/helm/ --namespace=openwhisk --generate-name -f mycluster.yaml
- ืื ื ืืืืงืื ืฉืืื ืขืื (STATUS = ืคืืขื ืื ืืืฉืื):
$ kubectl get pods -n openwhisk
NAME READY STATUS RESTARTS AGE
openwhisk-1576070780-alarmprovider-6868dc694-plvpf 1/1 Running 1 1d5h
openwhisk-1576070780-apigateway-8d56f4979-825hf 1/1 Running 1 1d5h
openwhisk-1576070780-cloudantprovider-544bb46596-9scph 1/1 Running 1 1d5h
openwhisk-1576070780-controller-0 1/1 Running 2 1d5h
openwhisk-1576070780-couchdb-7fd7f6c7cc-42tw6 1/1 Running 1 1d5h
openwhisk-1576070780-gen-certs-z9nsb 0/1 Completed 0 1d5h
openwhisk-1576070780-init-couchdb-r2vmt 0/1 Completed 0 1d5h
openwhisk-1576070780-install-packages-27dtr 0/1 Completed 0 1d4h
openwhisk-1576070780-invoker-0 1/1 Running 1 1d5h
openwhisk-1576070780-kafka-0 1/1 Running 1 1d5h
openwhisk-1576070780-kafkaprovider-f8b4cf4fc-7z4gt 1/1 Running 1 1d5h
openwhisk-1576070780-nginx-6dbdbf69bc-5x76n 1/1 Running 1 1d5h
openwhisk-1576070780-redis-cfd8756f4-hkrt6 1/1 Running 1 1d5h
openwhisk-1576070780-wskadmin 1/1 Running 1 1d5h
openwhisk-1576070780-zookeeper-0 1/1 Running 1 1d5h
wskopenwhisk-1576070780-invoker-00-1-prewarm-nodejs10 1/1 Running 0 61s
wskopenwhisk-1576070780-invoker-00-2-prewarm-nodejs10 1/1 Running 0 61s
wskopenwhisk-1576070780-invoker-00-3-whisksystem-invokerhealtht 1/1 Running 0 59s
- ืืืืจืช wsk ืืขืืืื:
$ wsk property set --apihost 192.168.99.100:31001
$ wsk property set --auth 23bc46b1-71f6-4ed5-8c54-816aa4f8c502:123zO3xZCLrMN6v2BKK1dXYFpXlPkccOFqm12CdAsMgRU4VrNZ9lyGVCGuMDGIwP
ืื ื ืืืืงืื:
$ wsk -i list
Entities in namespace: default
packages
actions
triggers
rules
ืืขืืืช ืืคืชืจืื ืืช
getsockopt: ืืืืืืจ ื ืืื
$ wsk -i list
error: Unable to obtain the list of entities for namespace 'default': Get http://192.168.99.100:31001/api/v1/namespaces/_/actions?limit=0&skip=0: dial tcp 192.168.99.100:31001: getsockopt: connection refused
ืืืืงืื ืฉืืืืืืืช ื ืืฆืืื ืืืจืื ืืฉืืืช openwhisk
ืืกืืืืก Running
, ืื ืืคืขืืื ืื ืงืืจืก ืขื ืฉืืืืืช CreateContainerConfigError
.
Invoker ืขืืืื ืืืชืื - Init:1/2
ืชืืืื ืืืจืืช ืกืืืืืช ืจืืฆื ืฉืื ืืช ืขืฉืื ืืืืืฉื ืืื ืจื. ืืื ืืืืืฅ ืืช ืืขื ืืื ืื, ืืชื ืืืื ืืฆืืื ืจืฉืืื ืืื ืืืืืช ืืงืืฆืจืช ืืงืืืฅ mycluster.yaml
:
whisk:
runtimes: "runtimes-minimal-travis.json"
ืืืื ืขื ืฉื -ืืชืงื-ืืืืืืช- ืงืืจืก ื- Error
ืคืฉืื ืืืื ืืช ืืืื ืืงืฆืื ืขืืืจ ืืืืงืืช ืืืืื.
ืืชืงื ืช OpenWhisk ืขื Knative
Priti Desai ืืืฆืขื ืืช ืืืชืงื ื ืขื ืืื ืืฉืืื ืืขื ื IBM, ืืื ืื ืขื ืืื ืืงืืื ืจืืืื, ืืืืฆืขืืช Knative Build ื-BuildTemplates. ืื ื ืื ืืชืงืื ืขื ืืื minukube, ืขื ืกืื ืืื
$ curl -L0 https://github.com/solo-io/gloo/releases/download/v1.2.10/glooctl-linux-amd64; chmod +x glooctl-linux-amd64; mv glooctl-linux-amd64 ~/bin
$ glooctl install knative
$ kubectl get pods -n knative-serving
NAME READY STATUS RESTARTS AGE
activator-77fc555665-rvrst 1/1 Running 0 2m23s
autoscaler-5c98b7c9b6-x8hh4 1/1 Running 0 2m21s
autoscaler-hpa-5cfd4f6845-w87kq 1/1 Running 0 2m22s
controller-7fd74c8f67-tprm8 1/1 Running 0 2m19s
webhook-74847bb77c-txr2g 1/1 Running 0 2m17s
$ kubectl get pods -n gloo-system
NAME READY STATUS RESTARTS AGE
discovery-859d7fbc9c-8xhvh 1/1 Running 0 51s
gloo-545886d9c6-85mwt 1/1 Running 0 51s
ingress-67d4996d75-lkkmw 1/1 Running 0 50s
knative-external-proxy-767dfd656c-wwv2z 1/1 Running 0 50s
knative-internal-proxy-6fdddcc6b5-7vqd8 1/1 Running 0 51s
ืื ืืื ืืืคืขืื ืฉื OpenWhisk ืขื ืืื Knative
- ืงืืืช ืืชืืื
ืืืืืจ ืืื :
$ git clone https://github.com/tektoncd/catalog/
$ cd catalog/openwhisk
- ืื ื ืืืืืจืื ืืช ืื ืชืื ืื ืืืืฉื ืืจืืฉืื ืืืฉืชื ื ืกืืืื ืืฉืืืจืื ืืืชื ืืกืื Kubernetes:
$ export DOCKER_USERNAME=<your docker hub username>
$ export DOCKER_PASSWORD=<your docker hub password>
$ sed -e 's/${DOCKER_USERNAME}/'"$DOCKER_USERNAME"'/' -e 's/${DOCKER_PASSWORD}/'"$DOCKER_PASSWORD"'/' docker-secret.yaml.tmpl > docker-secret.yaml
$ kubectl apply -f docker-secret.yaml
ืื ื ืืืืงืื:
$ kubectl get secret
NAME TYPE DATA AGE
dockerhub-user-pass kubernetes.io/basic-auth 2 21s
- ืฆืืจ ืืฉืืื ืืื ืืืช ืกืืืืืช:
$ kubectl apply -f service-account.yaml
ืื ื ืืืืงืื:
$ kubectl get serviceaccount/openwhisk-runtime-builder
NAME SECRETS AGE
openwhisk-runtime-builder 2 31m
- ืฆืืจ ืืฉืืื ืืื ืืืช ืชืืื ื ืขืืืจ OpenWhisk
$ kubectl apply -f openwhisk.yaml
task.tekton.dev/openwhisk created
- ืื ื ืืจืืฆืื ืืช ืืืฉืืื ืืื ืืืช ืืชืืื ื (ืืืืฆืขืืช NodeJS ืืืืืื):
ืฆืืจ ืงืืืฅ taskrun.yaml ืขื ืืชืืื:
# Git Pipeline Resource for OpenWhisk NodeJS Runtime
apiVersion: tekton.dev/v1alpha1
kind: PipelineResource
metadata:
name: openwhisk-nodejs-runtime-git
spec:
type: git
params:
- name: revision
value: master
- name: url
value: https://github.com/apache/openwhisk-runtime-nodejs.git
---
# Image Pipeline Resource for OpenWhisk NodeJS Sample Application
apiVersion: tekton.dev/v1alpha1
kind: PipelineResource
metadata:
name: openwhisk-nodejs-helloworld-image
spec:
type: image
params:
- name: url
value: docker.io/${DOCKER_USERNAME}/openwhisk-nodejs-helloworld
---
# Task Run to build NodeJS image with the action source
apiVersion: tekton.dev/v1alpha1
kind: TaskRun
metadata:
name: openwhisk-nodejs-helloworld
spec:
serviceAccountName: openwhisk-runtime-builder
taskRef:
name: openwhisk
inputs:
resources:
- name: runtime-git
resourceRef:
name: openwhisk-nodejs-runtime-git
params:
- name: DOCKERFILE
value: "./runtime-git/core/nodejs10Action/knative/Dockerfile"
- name: OW_ACTION_NAME
value: "nodejs-helloworld"
- name: OW_ACTION_CODE
value: "function main() {return {payload: 'Hello World!'};}"
- name: OW_PROJECT_URL
value: ""
outputs:
resources:
- name: runtime-image
resourceRef:
name: openwhisk-nodejs-helloworld-image
---
ืื ื ืืืืฉืืื ืืช ืื ืชืื ืื ืื ืืืืืื ืขืืืจ ืงืืืฅ ืื:
$ sed 's/${DOCKER_USERNAME}/'"$DOCKER_USERNAME"'/' -i taskrun.yaml
ืื ื ืืืืฉืืื:
$ kubectl apply -f taskrun.yaml
pipelineresource.tekton.dev/openwhisk-nodejs-runtime-git created
pipelineresource.tekton.dev/openwhisk-nodejs-helloworld-image created
taskrun.tekton.dev/openwhisk-nodejs-helloworld created
ืืืืงืช ืืขืืืื ืืืจืืืช ืืงืืืช ืฉื ืืคืื ืืฆืคืืื ืืกืืืืก ืฉืื. ืืชื ืืืื ืื ืืืฆืื ืืช ืืืื ืืืืฆืืข ืฉื ืื ืฉืื, ืืืืืื:
$ kubectl get taskrun
NAME SUCCEEDED REASON STARTTIME COMPLETIONTIME
openwhisk-nodejs-helloworld True Succeeded 5m15s 44s
$ kubectl get pod openwhisk-nodejs-helloworld-pod-4640d3
NAME READY STATUS RESTARTS AGE
openwhisk-nodejs-helloworld-pod-4640d3 0/6 Completed 0 5m20s
$ kubectl logs openwhisk-nodejs-helloworld-pod-4640d3 -c step-git-source-openwhisk-nodejs-runtime-git-r8vhr
{"level":"info","ts":1576532931.5880227,"logger":"fallback-logger","caller":"logging/config.go:69","msg":"Fetch GitHub commit ID from kodata failed: open /var/run/ko/refs/heads/master: no such file or directory"}
{"level":"info","ts":1576532936.538926,"logger":"fallback-logger","caller":"git/git.go:81","msg":"Successfully cloned https://github.com/apache/openwhisk-runtime-nodejs.git @ master in path /workspace/runtime-git"}
{"level":"warn","ts":1576532936.5395331,"logger":"fallback-logger","caller":"git/git.go:128","msg":"Unexpected error: creating symlink: symlink /tekton/home/.ssh /root/.ssh: file exists"}
{"level":"info","ts":1576532936.8202565,"logger":"fallback-logger","caller":"git/git.go:109","msg":"Successfully initialized and updated submodules in path /workspace/runtime-git"}
ืืืืจ ืืืืฆืืข, ืชืืื ืื ื ืชืืื ื ืืจืืฉืื ืฉื ืืชื ืืคืจืืก ืืืืฆืขืืช ืืื ืืฉืืจืืช kn, ืฉื ืืขื ืืขืืื ืขื ืฉืืจืืชื Knative, ืืืฉื:
kn service create nodejs-helloworld --image docker.io/${DOCKER_USERNAME}/openwhisk-nodejs-helloworld
Service 'nodejs-helloworld' successfully created in namespace 'default'.
Waiting for service 'nodejs-helloworld' to become ready ... OK
Service URL:
http://nodejs-helloworld.default.example.com
ืื ืืชื ืืฉืชืืฉ ื-Glo, ืืชื ืืืื ืืืืืง ืืช ืืคืื ืงืฆืืื ืืืืช ืฉืื ืื:
$ curl -H "Host: nodejs-helloworld.default.example.com" -X POST $(glooctl proxy url --name knative-external-proxy)
{"OK":true}
$ curl -H "Host: nodejs-helloworld.default.example.com" -X POST $(glooctl proxy url --name knative-external-proxy)
{"payload":"Hello World!"}
ืืืืจืื ื ืืกืคืื ืืกืืจื
ืืงืืจ: www.habr.com