From 1083eb9771499e08f801993552f77ee7c6d19c75 Mon Sep 17 00:00:00 2001
From: cheliequan <liequanche@126.com>
Date: 星期一, 22 五月 2023 14:59:25 +0800
Subject: [PATCH] basic.com/aps/aps_deploy.git
---
src/main/main.go | 393 +-------------------------------------------------------
go.mod | 2
2 files changed, 9 insertions(+), 386 deletions(-)
diff --git a/go.mod b/go.mod
index d2530a8..e96a977 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module aps_deploy
+module basic.com/aps/aps_deploy.git
go 1.14
diff --git a/src/main/main.go b/src/main/main.go
index 006d1a5..c3407ea 100644
--- a/src/main/main.go
+++ b/src/main/main.go
@@ -1,20 +1,15 @@
package main
import (
- "context"
"flag"
"fmt"
"log"
- "math/rand"
"os"
"path/filepath"
"time"
- appsv1 "k8s.io/api/apps/v1"
- apiv1 "k8s.io/api/core/v1"
- "k8s.io/apimachinery/pkg/api/errors"
- metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
- "k8s.io/apimachinery/pkg/util/intstr"
+ "../create"
+ "../delete"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
)
@@ -79,12 +74,12 @@
os.Exit(1)
}
- err := CreateDeploymentAndService(clientset, *createNamespace, *createDeployment, *createService)
+ err := create.CreateDeploymentAndService(clientset, *createNamespace, *createDeployment, *createService)
if err != nil {
panic(err)
}
- nodeport, err := GetServiceNodePort(clientset, *createNamespace, *createService)
+ nodeport, err := create.GetServiceNodePort(clientset, *createNamespace, *createService)
if err != nil {
panic(err)
}
@@ -100,7 +95,7 @@
os.Exit(1)
}
- err := DeleteResources(clientset, *deleteNamespace, *deleteDeployment, *deleteService)
+ err := delete.DeleteResources(clientset, *deleteNamespace, *deleteDeployment, *deleteService)
if err != nil {
panic(err)
}
@@ -117,11 +112,11 @@
for _, ns := range namespaces {
deploymentName := ns
serviceName := ns
- err := CreateDeploymentAndService(clientset, ns, deploymentName, serviceName)
+ err := create.CreateDeploymentAndService(clientset, ns, deploymentName, serviceName)
if err != nil {
log.Printf("\033[97;41mFailed to create resources in namespace %s: %v\033[0m\n", ns, err)
} else {
- nodeport, err := GetServiceNodePort(clientset, ns, ns)
+ nodeport, err := create.GetServiceNodePort(clientset, ns, ns)
if err != nil {
panic(err)
}
@@ -139,7 +134,7 @@
// 鍒犻櫎澶氫釜 Namespace 涓嬬殑鐩稿悓鍚嶇О鐨� Deployment 鍜� Service
for _, ns := range namespaces {
- err = DeleteResources(clientset, ns, ns, ns)
+ err = delete.DeleteResources(clientset, ns, ns, ns)
if err != nil {
panic(err)
}
@@ -148,376 +143,4 @@
fmt.Println("Resources deleted.")
}
-}
-
-// CheckAndDeleteResources 妫�娴嬪苟鍒犻櫎鎸囧畾鐨� Namespace銆丏eployment 鍜� Service
-func CheckAndDeleteResources(clientset *kubernetes.Clientset, namespace, deploymentName, serviceName string) error {
- fmt.Println("\033[1;37;40mChecking and deleting resources in Namespace:", namespace, "\033[0m")
-
- // 妫�鏌ュ苟鍒犻櫎 Deployment
- err := deleteDeploymentIfExists(clientset, namespace, deploymentName)
- if err != nil {
- return err
- }
-
- // 妫�鏌ュ苟鍒犻櫎 Service
- err = deleteServiceIfExists(clientset, namespace, serviceName)
- if err != nil {
- return err
- }
-
- return nil
-}
-
-// deleteDeploymentIfExists 妫�鏌ュ苟鍒犻櫎鎸囧畾鐨� Deployment锛堝鏋滃瓨鍦級
-func deleteDeploymentIfExists(clientset *kubernetes.Clientset, namespace, deploymentName string) error {
- fmt.Println("\033[1;37;40mChecking and deleting Deployment:", deploymentName, "\033[0m")
-
- err := clientset.AppsV1().Deployments(namespace).Delete(context.TODO(), deploymentName, metav1.DeleteOptions{})
- if err != nil {
- if errors.IsNotFound(err) {
- fmt.Printf("Deployment %s not found in Namespace %s\n", deploymentName, namespace)
- } else {
- return fmt.Errorf("failed to delete Deployment: %v", err)
- }
- } else {
- fmt.Printf("Deployment %s deleted from Namespace %s\n", deploymentName, namespace)
- }
-
- return nil
-}
-
-// deleteServiceIfExists 妫�鏌ュ苟鍒犻櫎鎸囧畾鐨� Service锛堝鏋滃瓨鍦級
-func deleteServiceIfExists(clientset *kubernetes.Clientset, namespace, serviceName string) error {
- fmt.Println("\033[1;37;40mChecking and deleting Service:", serviceName, "\033[0m")
-
- err := clientset.CoreV1().Services(namespace).Delete(context.TODO(), serviceName, metav1.DeleteOptions{})
- if err != nil {
- if errors.IsNotFound(err) {
- fmt.Printf("Service %s not found in Namespace %s\n", serviceName, namespace)
- } else {
- return fmt.Errorf("failed to delete Service: %v", err)
- }
- } else {
- fmt.Printf("Service %s deleted from Namespace %s\n", serviceName, namespace)
- }
-
- return nil
-}
-
-func CreateDeploymentAndService(clientset *kubernetes.Clientset, namespace, deploymentName, serviceName string) error {
- fmt.Println("\033[1;37;40mCreating resources in Namespace:", namespace, "\033[0m")
-
- // 妫�娴嬪苟鍒犻櫎宸插瓨鍦ㄧ殑 Deployment 鍜� Service
- err := CheckAndDeleteResources(clientset, namespace, deploymentName, serviceName)
- if err != nil {
- return err
- }
-
- // 鍒涘缓 Namespace
- err = createNamespace(clientset, namespace)
- if err != nil {
- return err
- }
-
- // 鍒涘缓 Deployment
- err = createDeployment(clientset, namespace, deploymentName)
- if err != nil {
- return err
- }
-
- // 鍒涘缓 Service
- err = createService(clientset, namespace, serviceName)
- if err != nil {
- return err
- }
-
- return nil
-}
-
-// createNamespace 鍒涘缓鎸囧畾鐨� Namespace
-func createNamespace(clientset *kubernetes.Clientset, namespace string) error {
- log.Printf("Creating Namespace: %s\n", namespace)
-
- ns := &apiv1.Namespace{
- ObjectMeta: metav1.ObjectMeta{
- Name: namespace,
- },
- }
-
- _, err := clientset.CoreV1().Namespaces().Create(context.TODO(), ns, metav1.CreateOptions{})
- if err != nil {
- if !errors.IsAlreadyExists(err) {
- return fmt.Errorf("failed to create Namespace: %w", err)
- }
- log.Printf("Namespace %s already exists\n", namespace)
- } else {
- log.Printf("Namespace %s created\n", namespace)
- }
-
- return nil
-}
-
-func createDeployment(clientset *kubernetes.Clientset, namespace, deploymentName string) error {
- fmt.Println("\033[1;37;40mCreating Deployment:", deploymentName, "\033[0m")
-
- deployment := &appsv1.Deployment{
- ObjectMeta: metav1.ObjectMeta{
- Name: deploymentName,
- },
- Spec: appsv1.DeploymentSpec{
- Replicas: &replicas,
- Selector: &metav1.LabelSelector{
- MatchLabels: map[string]string{
- "cid": namespace,
- },
- },
- Template: apiv1.PodTemplateSpec{
- ObjectMeta: metav1.ObjectMeta{
- Labels: map[string]string{
- "cid": namespace,
- },
- },
- Spec: apiv1.PodSpec{
- TopologySpreadConstraints: []apiv1.TopologySpreadConstraint{
- {
- MaxSkew: 1,
- TopologyKey: "kubernetes.io/hostname",
- WhenUnsatisfiable: apiv1.DoNotSchedule,
- LabelSelector: &metav1.LabelSelector{
- MatchLabels: map[string]string{
- "cid": namespace,
- },
- },
- },
- },
- Containers: []apiv1.Container{
- {
- Name: namespace,
- Image: "192.168.20.119/apsserver/apsserver:v0.2",
- Env: []apiv1.EnvVar{
- {
- Name: "NODE_ID",
- Value: namespace,
- },
- },
- },
- },
- },
- },
- },
- }
-
- _, err := clientset.AppsV1().Deployments(namespace).Create(context.TODO(), deployment, metav1.CreateOptions{})
- if err != nil {
- if !errors.IsAlreadyExists(err) {
- return fmt.Errorf("failed to create Deployment: %v", err)
- }
- fmt.Printf("Deployment %s already exists in Namespace %s\n", deploymentName, namespace)
- } else {
- fmt.Printf("Deployment %s created in Namespace %s\n", deploymentName, namespace)
- }
-
- return nil
-}
-
-// createService 鍒涘缓鎸囧畾鐨� Service
-func createService(clientset *kubernetes.Clientset, namespace, serviceName string) error {
- fmt.Println("\033[1;37;40mCreating Service:", serviceName, "\033[0m")
-
- nodePort, err := getRandomNodePort(clientset)
- if err != nil {
- return err
- }
-
- service := &apiv1.Service{
- ObjectMeta: metav1.ObjectMeta{
- Name: serviceName,
- },
- Spec: apiv1.ServiceSpec{
- Selector: map[string]string{
- "cid": namespace,
- },
- Type: apiv1.ServiceTypeNodePort,
- Ports: []apiv1.ServicePort{
- {
- Name: "http",
- Protocol: apiv1.ProtocolTCP,
- Port: port,
- TargetPort: intstr.FromInt(int(port)),
- NodePort: nodePort,
- },
- },
- },
- }
-
- _, err = clientset.CoreV1().Services(namespace).Create(context.TODO(), service, metav1.CreateOptions{})
- if err != nil {
- if !errors.IsAlreadyExists(err) {
- return fmt.Errorf("failed to create Service: %v", err)
- }
- fmt.Printf("Service %s already exists in Namespace %s\n", serviceName, namespace)
- } else {
- fmt.Printf("Service %s created in Namespace %s\n", serviceName, namespace)
- }
-
- return nil
-}
-
-// getRandomNodePort 鑾峰彇涓�涓湭浣跨敤鐨勯殢鏈� NodePort
-func getRandomNodePort(clientset *kubernetes.Clientset) (int32, error) {
- // 鑾峰彇涓�涓殢鏈虹殑 NodePort
- nodePort := int32(0)
- for {
- // 鐢熸垚涓�涓殢鏈虹殑 NodePort
- nodePort = generateRandomNodePort()
-
- // 妫�鏌ヨ NodePort 鏄惁宸茶浣跨敤
- used, err := isNodePortUsed(clientset, nodePort)
- if err != nil {
- return 0, err
-
- }
-
- // 濡傛灉鏈浣跨敤锛屽垯鏍囪涓哄凡浣跨敤锛屽苟閫�鍑哄惊鐜�
- if !used {
- usedNodePorts[nodePort] = true
- break
- }
- }
-
- return nodePort, nil
-}
-
-// generateRandomNodePort 鐢熸垚涓�涓殢鏈虹殑 NodePort
-func generateRandomNodePort() int32 {
- // 鍦ㄨ寖鍥� 30000-32767 涓敓鎴愰殢鏈烘暟浣滀负 NodePort
- return int32(rand.Intn(32767-30000+1) + 30000)
-}
-
-// isNodePortUsed 妫�鏌ユ寚瀹氱殑 NodePort 鏄惁宸茶浣跨敤
-func isNodePortUsed(clientset *kubernetes.Clientset, nodePort int32) (bool, error) {
- // 鑾峰彇鎵�鏈� Service
- services, err := clientset.CoreV1().Services("").List(context.TODO(), metav1.ListOptions{})
- if err != nil {
- return false, err
- }
-
- // 妫�鏌ユ瘡涓� Service 鐨� NodePort 鏄惁涓庢寚瀹氱殑 NodePort 鐩稿悓
- for _, svc := range services.Items {
- for _, port := range svc.Spec.Ports {
- if port.NodePort == nodePort {
- return true, nil
- }
- }
- }
-
- return false, nil
-}
-
-// DeleteResources 鍒犻櫎鎸囧畾鐨� Namespace銆丏eployment 鍜� Service
-func DeleteResources(clientset *kubernetes.Clientset, namespace, deploymentName, serviceName string) error {
- fmt.Println("\033[1;37;40mDeleting resources in Namespace:", namespace, "\033[0m")
-
- // 鍒犻櫎 Deployment
- err := deleteDeployment(clientset, namespace, deploymentName)
- if err != nil {
- return err
- }
-
- // 鍒犻櫎 Service
- err = deleteService(clientset, namespace, serviceName)
- if err != nil {
- return err
- }
-
- // 鍒犻櫎 Namespace
- err = deleteNamespace(clientset, namespace)
- if err != nil {
- return err
- }
-
- return nil
-}
-
-// deleteDeployment 鍒犻櫎鎸囧畾鐨� Deployment
-func deleteDeployment(clientset *kubernetes.Clientset, namespace, deploymentName string) error {
- fmt.Println("\033[1;37;40mDeleting Deployment:", deploymentName, "\033[0m")
-
- err := clientset.AppsV1().Deployments(namespace).Delete(context.TODO(), deploymentName, metav1.DeleteOptions{})
- if err != nil {
- if errors.IsNotFound(err) {
- fmt.Printf("Deployment %s not found in Namespace %s\n", deploymentName, namespace)
- } else {
- return fmt.Errorf("failed to delete Deployment: %v", err)
- }
- } else {
- fmt.Printf("Deployment %s deleted from Namespace %s\n", deploymentName, namespace)
- }
-
- return nil
-}
-
-// deleteService 鍒犻櫎鎸囧畾鐨� Service
-func deleteService(clientset *kubernetes.Clientset, namespace, serviceName string) error {
- fmt.Println("\033[1;37;40mDeleting Service:", serviceName, "\033[0m")
-
- err := clientset.CoreV1().Services(namespace).Delete(context.TODO(), serviceName, metav1.DeleteOptions{})
- if err != nil {
- if errors.IsNotFound(err) {
- fmt.Printf("Service %s not found in Namespace %s\n", serviceName, namespace)
- } else {
- return fmt.Errorf("failed to delete Service: %v", err)
- }
- } else {
- fmt.Printf("Service %s deleted from Namespace %s\n", serviceName, namespace)
- }
-
- return nil
-}
-
-// deleteNamespace 鍒犻櫎鎸囧畾鐨� Namespace
-func deleteNamespace(clientset *kubernetes.Clientset, namespace string) error {
- fmt.Println("\033[1;37;40mDeleting Namespace:", namespace, "\033[0m")
-
- err := clientset.CoreV1().Namespaces().Delete(context.TODO(), namespace, metav1.DeleteOptions{})
- if err != nil {
- if errors.IsNotFound(err) {
- fmt.Printf("Namespace %s not found\n", namespace)
- } else {
- return fmt.Errorf("failed to delete Namespace: %v", err)
- }
- } else {
- fmt.Printf("Namespace %s deleted\n", namespace)
- }
-
- return nil
-}
-
-// homeDir 鑾峰彇褰撳墠鐢ㄦ埛鐨勫鐩綍璺緞
-func homeDir() string {
- if h := os.Getenv("HOME"); h != "" {
- return h
- }
- return os.Getenv("USERPROFILE") // Windows 鐜涓嬭幏鍙栫敤鎴风洰褰�
-}
-
-// GetServiceNodePort 鑾峰彇鎸囧畾 Service 鐨� NodePort
-func GetServiceNodePort(clientset *kubernetes.Clientset, namespace, serviceName string) (int32, error) {
- svc, err := clientset.CoreV1().Services(namespace).Get(context.TODO(), serviceName, metav1.GetOptions{})
- if err != nil {
- return 0, fmt.Errorf("failed to get Service: %v", err)
- }
-
- // 妫�鏌� Service 绫诲瀷鏄惁涓� NodePort
- if svc.Spec.Type != apiv1.ServiceTypeNodePort {
- return 0, fmt.Errorf("Service %s is not of type NodePort", serviceName)
- }
-
- // 鑾峰彇绗竴涓鍙ｇ殑 NodePort
- if len(svc.Spec.Ports) > 0 {
- return svc.Spec.Ports[0].NodePort, nil
- }
-
- return 0, fmt.Errorf("no ports defined for Service %s", serviceName)
}
--
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