테크톤

 

테크톤(컨테이너 이미지 기반 작업 배포)
step : 명령어 수행되는 부분(작업지시) -> 의존성 있어 task안에서 동작해야함
task: hello.yaml같은게 보통 task 하나 가짐

- Tekton 설정

// Tekton Operator를 설치
kubectl apply -f https://storage.googleapis.com/tekton-releases/operator/previous/v0.70.2/release.yaml

// Tekton CLI 다운로드
wget https://github.com/tektoncd/cli/releases/download/v0.32.0/tkn_0.32.0_Linux_x86_64.tar.gz 

// Tekton Hub에서 제공하는 buildah와 kubernetes-actions 작업을 설치
kubectl apply -f https://api.hub.tekton.dev/v1/resource/tekton/task/buildah/0.7/raw

//> task.tekton.dev/buildah created

kubectl apply -f https://api.hub.tekton.dev/v1/resource/tekton/task/kubernetes-actions/0.2/raw

//> task.tekton.dev/kubernetes-actions created

// Tekton 작업 목록 확인
tkn task list

=================================================
//> -bash: tkn: command not found 해당 오류 발생
// GPT발 해결법

// Tekton CLI 바이너리를 다운로드
curl -LO https://github.com/tektoncd/cli/releases/download/v0.30.1/tkn_0.30.1_Linux_x86_64.tar.gz

// 다운로드한 파일을 추출
tar xvzf tkn_0.30.1_Linux_x86_64.tar.gz

// tkn 바이너리를 /usr/local/bin 디렉토리로 이동
sudo mv tkn /usr/local/bin/

// tkn 명령어의 실행 권한을 확인
chmod +x /usr/local/bin/tkn
=================================================

// 다시 Tekton 작업 목록 확인
tkn task list

//> NAME                 DESCRIPTION              AGE
//> buildah              Buildah task builds...   7 minutes ago
//> kubernetes-actions   This task is the ge...   7 minutes ago


// hello.yaml 작업 생성
nano hello.yaml
------------------------------------------------
apiVersion: tekton.dev/v1beta1
kind: Task
metadata: 
  name: hello
spec:
  steps:
    - image: quay.io/centos/centos
      command: 
        - /bin/bash
        - -c
        - echo "Hello World"
------------------------------------------------

// 작업 생성
kubectl create -f hello.yaml

//> task.tekton.dev/hello created

// 모든 작업을 나열
kubectl get tasks

//> NAME                 AGE
//> buildah              8m3s
//> hello                5s
//> kubernetes-actions   7m59s

// Tekton CLI를 사용하여 클러스터에 존재하는 모든 작업을 나열
tkn task list       

//> NAME                 DESCRIPTION              AGE
//> buildah              Buildah task builds...   8 minutes ago
//> hello                                         15 seconds ago
//> kubernetes-actions   This task is the ge...   8 minutes ago

// hello 작업을 실행하고 로그를 출력
tkn task start hello --showlog
//> TaskRun started: hello-run-782d4
//> Waiting for logs to be available...
//> [unnamed-0] Hello World

 

- Tekton 사용법

kubectl get pod

//> NAME                               READY   STATUS      RESTARTS   AGE
//> hello-run-jrrpd-pod                0/1     Completed   0          80s

tkn task start hello

//> TaskRun started: hello-run-7mntw
//> 
//> In order to track the TaskRun progress run:
//> tkn taskrun logs hello-run-7mntw -f -n default

// 위에서 알려주는 명령어 입력
tkn taskrun logs hello-run-7mntw -f -n default

kubectl get pod -n tekton-pipelines

//> NAME                                                 READY   STATUS    RESTARTS   AGE
//> tekton-chains-controller-5f98467cc7-9ct7l            1/1     Running   1          18h
//> tekton-dashboard-7c67cfd4c4-pcxlr                    1/1     Running   1          18h
//> tekton-events-controller-554b957dff-s7scj            1/1     Running   1          18h
//> tekton-operator-proxy-webhook-7ffc879584-hqgkv       1/1     Running   1          18h
//> tekton-pipelines-controller-7d6486fd5b-q76bv         1/1     Running   1          18h
//> tekton-pipelines-remote-resolvers-74c6d4f86b-4n2pt   1/1     Running   1          18h
//> tekton-pipelines-webhook-5dd4457658-h9lk6            1/1     Running   1          18h
//> tekton-triggers-controller-68dc754b4d-4nvbj          1/1     Running   1          18h
//> tekton-triggers-core-interceptors-b76d7ddfc-hcdc6    1/1     Running   1          18h
//> tekton-triggers-webhook-78cf9d7669-p97vp             1/1     Running   1          18h

// task 수정
nano hello2.yaml
-----------------------------------------------------------------------------------------
// name과 steps에 echo 변경
apiVersion: tekton.dev/v1beta1
kind: Task
metadata:
  name: hello-2
spec:
  steps:
    - image: quay.io/centos/centos
      command:
        - /bin/bash
        - -c
        - echo "Hello World2"
-----------------------------------------------------------------------------------------

kubectl apply -f hello2.yaml

//> task.tekton.dev/hello-2 created

tkn task list

//> NAME                 DESCRIPTION              AGE
//> buildah              Buildah task builds...   38 minutes ago
//> hello                                         37 minutes ago
//> hello-2                                       9 seconds ago

kubectl get task

//> NAME                 AGE
//> buildah              38m
//> hello                37m
//> hello-2              28s
//> kubernetes-actions   38m

tkn task describe hello-2

//> Name:        hello-2
//> Namespace:   default
//> 
//> 🦶 Steps
//> 
//>  ∙ unnamed-0
 
 nano hello2.yaml
-----------------------------------------------------------------------------------------
apiVersion: tekton.dev/v1beta1
kind: Task
metadata:
  name: hello-2
spec:
  steps:
    - name: welcome-message
      image: quay.io/centos/centos
      command:
        - /bin/bash
        - -c
        - echo "Hello World2"
-----------------------------------------------------------------------------------------

tkn task describe hello-2

//> Name:        hello-2
//> Namespace:   default
//> 
//> 🦶 Steps
//> 
//>  ∙ welcome-message

tkn task start hello-2

//> TaskRun started: hello-2-run-69b5v
//> 
//> In order to track the TaskRun progress run:
//> tkn taskrun logs hello-2-run-69b5v -f -n default

// 작업 확인법 1번 -> pod에 추가됨
kubectl get pod

//> NAME                               READY   STATUS      RESTARTS   AGE
//> hello-2-run-69b5v-pod              0/1     Completed   0          44s

// 작업 확인법 2번
tkn taskrun list

//> NAME                STARTED          DURATION   STATUS
//> hello-2-run-69b5v   1 minute ago     5s         Succeeded
//> hello-run-7mntw     43 minutes ago   5s         Succeeded
//> hello-run-jrrpd     46 minutes ago   23s        Succeeded

// 작업 확인법 3번 -> 로그 조회
tkn taskrun logs hello-2-run-69b5v -f -n default

//> [welcome-message] Hello World2

 

- 깃 서버 만들기

dnf install wget -y

wget https://raw.githubusercontent.com/drabo/gogs/master/gogs.yaml

nano gogs.yaml
---------------------------------------------------------------------------
// 아래 부분 주석 해제
---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: gogs-pv
  namespace: gogs
  labels:
    type: local
spec:
  accessModes:
    - ReadWriteOnce
  capacity:
    storage: 2Gi
  hostPath:
    path: /mnt/data/gogs
    
// 다음 내용은 아래에 추가
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: gogs-ingress
  namespace: gogs
  annotations:
    nginx.ingress.kubernetes.io/rewrite-target: /
spec:
  rules:
  - host: gogs.local
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: gogs-svc
            port:
              number: 18080

---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: gogs-ingress
  namespace: gogs
  annotations:
    nginx.ingress.kubernetes.io/rewrite-target: /
spec:
  rules:
  - host: gogs.local
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: gogs-svc
            port:
              number: 18080
---------------------------------------------------------------------------

kubectl apply -f gogs.yaml

kubectl get pods -ngogs

//> NAME                    READY   STATUS    RESTARTS   AGE
//> gogs-75f989f5df-wz4d8   1/1     Running   0          16s

kubectl get svc -ngogs

//> NAME       TYPE       CLUSTER-IP      EXTERNAL-IP   PORT(S)                           AGE
//> gogs-svc   NodePort   10.90.141.226   <none>        10022:30022/TCP,18080:30080/TCP   26s

// 음...
kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/controller-v1.10.1/deploy/static/provider/cloud/deploy.yaml

 

- window

// 관리자 권한으로 cmd 실행
notepad hosts

// 메모장에서 다음 내용 추가 - 앞의 ip는 eth0에서 가져오기
172.21.203.25	gogs.local

- 포드만 서버에서 아래 파일 찾기

mkdir php-ip
cd php-ip
git init
cp ../ip-v* ../Containerfile-php .
git add .
git commit -m "hehehehe"
git remote add origin http://gogs.local:30080/gogs/php-ip.git
git push -u origin master