DKube v1.0

This commit is contained in:
DingQz
2022-10-12 10:34:43 +08:00
parent 7f9aae166e
commit 10abbb0fb3
46 changed files with 3154 additions and 153 deletions

102
service/configmap.go Normal file
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@ -0,0 +1,102 @@
package service
import (
"context"
"encoding/json"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var ConfigMap configMap
type configMap struct{}
type ConfigMapsResp struct {
Items []corev1.ConfigMap `json:"items"`
Total int `json:"total"`
}
func (c *configMap) GetConfigMaps(filterName, namespace string, limit, page int) (configMapsResp *ConfigMapsResp, err error) {
configMapList, err := K8s.ClientSet.CoreV1().ConfigMaps(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取ConfigMap列表失败, " + err.Error()))
return nil, errors.New("获取ConfigMap列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: c.toCells(configMapList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
configMaps := c.fromCells(data.GenericDataList)
return &ConfigMapsResp{
Items: configMaps,
Total: total,
}, nil
}
func (c *configMap) GetConfigMapDetail(configMapName, namespace string) (configMap *corev1.ConfigMap, err error) {
configMap, err = K8s.ClientSet.CoreV1().ConfigMaps(namespace).Get(context.TODO(), configMapName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取ConfigMap详情失败, " + err.Error()))
return nil, errors.New("获取ConfigMap详情失败, " + err.Error())
}
return configMap, nil
}
func (c *configMap) DeleteConfigMap(configMapName, namespace string) (err error) {
err = K8s.ClientSet.CoreV1().ConfigMaps(namespace).Delete(context.TODO(), configMapName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除ConfigMap失败, " + err.Error()))
return errors.New("删除ConfigMap失败, " + err.Error())
}
return nil
}
func (c *configMap) UpdateConfigMap(namespace, content string) (err error) {
var configMap = &corev1.ConfigMap{}
err = json.Unmarshal([]byte(content), configMap)
if err != nil {
logger.Error(errors.New("反序列化失败, " + err.Error()))
return errors.New("反序列化失败, " + err.Error())
}
_, err = K8s.ClientSet.CoreV1().ConfigMaps(namespace).Update(context.TODO(), configMap, metav1.UpdateOptions{})
if err != nil {
logger.Error(errors.New("更新ConfigMap失败, " + err.Error()))
return errors.New("更新ConfigMap失败, " + err.Error())
}
return nil
}
func (c *configMap) toCells(std []corev1.ConfigMap) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = configMapCell(std[i])
}
return cells
}
func (c *configMap) fromCells(cells []DataCell) []corev1.ConfigMap {
configMaps := make([]corev1.ConfigMap, len(cells))
for i := range cells {
configMaps[i] = corev1.ConfigMap(cells[i].(configMapCell))
}
return configMaps
}

102
service/daemonset.go Normal file
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@ -0,0 +1,102 @@
package service
import (
"context"
"encoding/json"
"errors"
"github.com/wonderivan/logger"
appsv1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var DaemonSet daemonSet
type daemonSet struct{}
type DaemonSetsResp struct {
Items []appsv1.DaemonSet `json:"items"`
Total int `json:"total"`
}
func (d *daemonSet) GetDaemonSets(filterName, namespace string, limit, page int) (daemonSetsResp *DaemonSetsResp, err error) {
daemonSetList, err := K8s.ClientSet.AppsV1().DaemonSets(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取DaemonSet列表失败, " + err.Error()))
return nil, errors.New("获取DaemonSet列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: d.toCells(daemonSetList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
daemonSets := d.fromCells(data.GenericDataList)
return &DaemonSetsResp{
Items: daemonSets,
Total: total,
}, nil
}
func (d *daemonSet) GetDaemonSetDetail(daemonSetName, namespace string) (daemonSet *appsv1.DaemonSet, err error) {
daemonSet, err = K8s.ClientSet.AppsV1().DaemonSets(namespace).Get(context.TODO(), daemonSetName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取DaemonSet详情失败, " + err.Error()))
return nil, errors.New("获取DaemonSet详情失败, " + err.Error())
}
return daemonSet, nil
}
func (d *daemonSet) DeleteDaemonSet(daemonSetName, namespace string) (err error) {
err = K8s.ClientSet.AppsV1().DaemonSets(namespace).Delete(context.TODO(), daemonSetName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除DaemonSet失败, " + err.Error()))
return errors.New("删除DaemonSet失败, " + err.Error())
}
return nil
}
func (d *daemonSet) UpdateDaemonSet(namespace, content string) (err error) {
var daemonSet = &appsv1.DaemonSet{}
err = json.Unmarshal([]byte(content), daemonSet)
if err != nil {
logger.Error(errors.New("反序列化失败, " + err.Error()))
return errors.New("反序列化失败, " + err.Error())
}
_, err = K8s.ClientSet.AppsV1().DaemonSets(namespace).Update(context.TODO(), daemonSet, metav1.UpdateOptions{})
if err != nil {
logger.Error(errors.New("更新DaemonSet失败, " + err.Error()))
return errors.New("更新DaemonSet失败, " + err.Error())
}
return nil
}
func (d *daemonSet) toCells(std []appsv1.DaemonSet) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = daemonSetCell(std[i])
}
return cells
}
func (d *daemonSet) fromCells(cells []DataCell) []appsv1.DaemonSet {
daemonSets := make([]appsv1.DaemonSet, len(cells))
for i := range cells {
daemonSets[i] = appsv1.DaemonSet(cells[i].(daemonSetCell))
}
return daemonSets
}

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@ -9,19 +9,16 @@ import (
"time"
)
type dataSelector struct {
GenericDataList []DataCell
DataSelect *DataSelectQuery
}
type DataCell interface {
GetCreation() time.Time
GetName() string
}
type DataSelectQuery struct {
Filter *FilterQuery
Paginate *PaginateQuery
@ -36,12 +33,10 @@ type PaginateQuery struct {
Page int
}
func (d *dataSelector) Len() int {
return len(d.GenericDataList)
}
func (d *dataSelector) Swap(i, j int) {
d.GenericDataList[i], d.GenericDataList[j] = d.GenericDataList[j], d.GenericDataList[i]
}
@ -49,6 +44,7 @@ func (d *dataSelector) Swap(i, j int) {
func (d *dataSelector) Less(i, j int) bool {
a := d.GenericDataList[i].GetCreation()
b := d.GenericDataList[j].GetCreation()
return b.Before(a)
}
@ -65,7 +61,7 @@ func (d *dataSelector) Filter() *dataSelector {
for _, value := range d.GenericDataList {
matches := true
objName := value.GetName()
if strings.Contains(objName, d.DataSelect.Filter.Name) {
if !strings.Contains(objName, d.DataSelect.Filter.Name) {
matches = false
continue
}
@ -73,7 +69,6 @@ func (d *dataSelector) Filter() *dataSelector {
filtered = append(filtered, value)
}
}
d.GenericDataList = filtered
return d
}
@ -81,11 +76,9 @@ func (d *dataSelector) Filter() *dataSelector {
func (d *dataSelector) Paginate() *dataSelector {
limit := d.DataSelect.Paginate.Limit
page := d.DataSelect.Paginate.Page
if limit <= 0 || page <= 0 {
return d
}
startIndex := limit * (page - 1)
endIndex := limit*page - 1
@ -118,6 +111,56 @@ func (d deploymentCell) GetName() string {
return d.Name
}
type daemonSetCell appsv1.DaemonSet
func (d daemonSetCell) GetCreation() time.Time {
return d.CreationTimestamp.Time
}
func (d daemonSetCell) GetName() string {
return d.Name
}
type statefulSetCell appsv1.StatefulSet
func (s statefulSetCell) GetCreation() time.Time {
return s.CreationTimestamp.Time
}
func (s statefulSetCell) GetName() string {
return s.Name
}
type nodeCell corev1.Node
func (n nodeCell) GetCreation() time.Time {
return n.CreationTimestamp.Time
}
func (n nodeCell) GetName() string {
return n.Name
}
type namespaceCell corev1.Namespace
func (n namespaceCell) GetCreation() time.Time {
return n.CreationTimestamp.Time
}
func (n namespaceCell) GetName() string {
return n.Name
}
type pvCell corev1.PersistentVolume
func (p pvCell) GetCreation() time.Time {
return p.CreationTimestamp.Time
}
func (p pvCell) GetName() string {
return p.Name
}
type serviceCell corev1.Service
func (s serviceCell) GetCreation() time.Time {
@ -137,3 +180,33 @@ func (i ingressCell) GetCreation() time.Time {
func (i ingressCell) GetName() string {
return i.Name
}
type configMapCell corev1.ConfigMap
func (c configMapCell) GetCreation() time.Time {
return c.CreationTimestamp.Time
}
func (c configMapCell) GetName() string {
return c.Name
}
type secretCell corev1.Secret
func (s secretCell) GetCreation() time.Time {
return s.CreationTimestamp.Time
}
func (s secretCell) GetName() string {
return s.Name
}
type pvcCell corev1.PersistentVolumeClaim
func (p pvcCell) GetCreation() time.Time {
return p.CreationTimestamp.Time
}
func (p pvcCell) GetName() string {
return p.Name
}

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@ -41,7 +41,6 @@ type DeploysNp struct {
DeployNum int `json:"deployment_num"`
}
//获取deployment列表支持过滤、排序、分页
func (d *deployment) GetDeployments(filterName, namespace string, limit, page int) (deploymentsResp *DeploymentsResp, err error) {
deploymentList, err := K8s.ClientSet.AppsV1().Deployments(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
@ -71,7 +70,6 @@ func (d *deployment) GetDeployments(filterName, namespace string, limit, page in
}, nil
}
//获取deployment详情
func (d *deployment) GetDeploymentDetail(deploymentName, namespace string) (deployment *appsv1.Deployment, err error) {
deployment, err = K8s.ClientSet.AppsV1().Deployments(namespace).Get(context.TODO(), deploymentName, metav1.GetOptions{})
if err != nil {
@ -82,14 +80,12 @@ func (d *deployment) GetDeploymentDetail(deploymentName, namespace string) (depl
return deployment, nil
}
//设置deployment副本数
func (d *deployment) ScaleDeployment(deploymentName, namespace string, scaleNum int) (replica int32, err error) {
scale, err := K8s.ClientSet.AppsV1().Deployments(namespace).GetScale(context.TODO(), deploymentName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Deployment副本数信息失败, " + err.Error()))
return 0, errors.New("获取Deployment副本数信息失败, " + err.Error())
}
scale.Spec.Replicas = int32(scaleNum)
newScale, err := K8s.ClientSet.AppsV1().Deployments(namespace).UpdateScale(context.TODO(), deploymentName, scale, metav1.UpdateOptions{})
if err != nil {
@ -100,7 +96,6 @@ func (d *deployment) ScaleDeployment(deploymentName, namespace string, scaleNum
return newScale.Spec.Replicas, nil
}
//创建deployment接收DeployCreate对象
func (d *deployment) CreateDeployment(data *DeployCreate) (err error) {
deployment := &appsv1.Deployment{
ObjectMeta: metav1.ObjectMeta{
@ -137,7 +132,7 @@ func (d *deployment) CreateDeployment(data *DeployCreate) (err error) {
},
Status: appsv1.DeploymentStatus{},
}
//判断健康检查功能是否打开,若打开,则增加健康检查功能
if data.HealthCheck {
deployment.Spec.Template.Spec.Containers[0].ReadinessProbe = &corev1.Probe{
ProbeHandler: corev1.ProbeHandler{
@ -168,7 +163,7 @@ func (d *deployment) CreateDeployment(data *DeployCreate) (err error) {
PeriodSeconds: 5,
}
}
//定义容器的limit和request资源
deployment.Spec.Template.Spec.Containers[0].Resources.Limits = map[corev1.ResourceName]resource.Quantity{
corev1.ResourceCPU: resource.MustParse(data.Cpu),
corev1.ResourceMemory: resource.MustParse(data.Memory),
@ -188,7 +183,6 @@ func (d *deployment) CreateDeployment(data *DeployCreate) (err error) {
return nil
}
//删除deployment
func (d *deployment) DeleteDeployment(deploymentName, namespace string) (err error) {
err = K8s.ClientSet.AppsV1().Deployments(namespace).Delete(context.TODO(), deploymentName, metav1.DeleteOptions{})
if err != nil {
@ -199,7 +193,6 @@ func (d *deployment) DeleteDeployment(deploymentName, namespace string) (err err
return nil
}
//重启deployment
func (d *deployment) RestartDeployment(deploymentName, namespace string) (err error) {
patchData := map[string]interface{}{
"spec": map[string]interface{}{
@ -217,7 +210,6 @@ func (d *deployment) RestartDeployment(deploymentName, namespace string) (err er
},
},
}
patchByte, err := json.Marshal(patchData)
if err != nil {
logger.Error(errors.New("json序列化失败, " + err.Error()))
@ -232,7 +224,6 @@ func (d *deployment) RestartDeployment(deploymentName, namespace string) (err er
return nil
}
//更新deployment
func (d *deployment) UpdateDeployment(namespace, content string) (err error) {
var deploy = &appsv1.Deployment{}
@ -250,7 +241,6 @@ func (d *deployment) UpdateDeployment(namespace, content string) (err error) {
return nil
}
//获取每个namespace的deployment数量
func (d *deployment) GetDeployNumPerNp() (deploysNps []*DeploysNp, err error) {
namespaceList, err := K8s.ClientSet.CoreV1().Namespaces().List(context.TODO(), metav1.ListOptions{})
if err != nil {
@ -272,7 +262,6 @@ func (d *deployment) GetDeployNumPerNp() (deploysNps []*DeploysNp, err error) {
return deploysNps, nil
}
//类型转换
func (d *deployment) toCells(deployments []appsv1.Deployment) []DataCell {
cells := make([]DataCell, len(deployments))
for i := range deployments {
@ -284,7 +273,6 @@ func (d *deployment) toCells(deployments []appsv1.Deployment) []DataCell {
func (d *deployment) fromCells(cells []DataCell) []appsv1.Deployment {
deployments := make([]appsv1.Deployment, len(cells))
for i := range cells {
//cells[i].(podCell)是将DataCell类型转成podCell
deployments[i] = appsv1.Deployment(cells[i].(deploymentCell))
}
return deployments

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@ -18,7 +18,6 @@ type IngressesResp struct {
Total int `json:"total"`
}
//定义ServiceCreate结构体用于创建service需要的参数属性的定义
type IngressCreate struct {
Name string `json:"name"`
Namespace string `json:"namespace"`
@ -26,7 +25,6 @@ type IngressCreate struct {
Hosts map[string][]*HttpPath `json:"hosts"`
}
//定义ingress的path结构体
type HttpPath struct {
Path string `json:"path"`
PathType nwv1.PathType `json:"path_type"`
@ -34,15 +32,12 @@ type HttpPath struct {
ServicePort int32 `json:"service_port"`
}
//获取ingress列表支持过滤、排序、分页
func (i *ingress) GetIngresses(filterName, namespace string, limit, page int) (ingressesResp *IngressesResp, err error) {
//获取ingressList类型的ingress列表
ingressList, err := K8s.ClientSet.NetworkingV1().Ingresses(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Ingress列表失败, " + err.Error()))
return nil, errors.New("获取Ingress列表失败, " + err.Error())
}
//将ingressList中的ingress列表(Items)放进dataselector对象中进行排序
selectableData := &dataSelector{
GenericDataList: i.toCells(ingressList.Items),
DataSelect: &DataSelectQuery{
@ -58,7 +53,6 @@ func (i *ingress) GetIngresses(filterName, namespace string, limit, page int) (i
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
//将[]DataCell类型的ingress列表转为v1.ingress列表
ingresss := i.fromCells(data.GenericDataList)
return &IngressesResp{
@ -67,7 +61,6 @@ func (i *ingress) GetIngresses(filterName, namespace string, limit, page int) (i
}, nil
}
//获取ingress详情
func (i *ingress) GetIngresstDetail(ingressName, namespace string) (ingress *nwv1.Ingress, err error) {
ingress, err = K8s.ClientSet.NetworkingV1().Ingresses(namespace).Get(context.TODO(), ingressName, metav1.GetOptions{})
if err != nil {
@ -78,12 +71,9 @@ func (i *ingress) GetIngresstDetail(ingressName, namespace string) (ingress *nwv
return ingress, nil
}
//创建ingress
func (i *ingress) CreateIngress(data *IngressCreate) (err error) {
//声明nwv1.IngressRule和nwv1.HTTPIngressPath变量后面组装数据于鏊用到
var ingressRules []nwv1.IngressRule
var httpIngressPATHs []nwv1.HTTPIngressPath
//将data中的数据组装成nwv1.Ingress对象
ingress := &nwv1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: data.Name,
@ -92,41 +82,33 @@ func (i *ingress) CreateIngress(data *IngressCreate) (err error) {
},
Status: nwv1.IngressStatus{},
}
//第一层for循环是将host组装成nwv1.IngressRule类型的对象
// 一个host对应一个ingressrule每个ingressrule中包含一个host和多个path
for key, value := range data.Hosts {
ir := nwv1.IngressRule{
Host: key,
//这里现将nwv1.HTTPIngressRuleValue类型中的Paths置为空后面组装好数据再赋值
IngressRuleValue: nwv1.IngressRuleValue{
HTTP: &nwv1.HTTPIngressRuleValue{Paths: nil},
},
}
//第二层for循环是将path组装成nwv1.HTTPIngressPath类型的对象
for _, httpPath := range value {
hip := nwv1.HTTPIngressPath{
Path: httpPath.Path,
PathType: &httpPath.PathType,
Backend: nwv1.IngressBackend{
Service: &nwv1.IngressServiceBackend{
Name: httpPath.ServiceName,
Name: getServiceName(httpPath.ServiceName),
Port: nwv1.ServiceBackendPort{
Number: httpPath.ServicePort,
},
},
},
}
//将每个hip对象组装成数组
httpIngressPATHs = append(httpIngressPATHs, hip)
}
//给Paths赋值前面置为空了
ir.IngressRuleValue.HTTP.Paths = httpIngressPATHs
//将每个ir对象组装成数组这个ir对象就是IngressRule每个元素是一个host和多个path
ingressRules = append(ingressRules, ir)
}
//将ingressRules对象加入到ingress的规则中
ingress.Spec.Rules = ingressRules
//创建ingress
_, err = K8s.ClientSet.NetworkingV1().Ingresses(data.Namespace).Create(context.TODO(), ingress, metav1.CreateOptions{})
if err != nil {
logger.Error(errors.New("创建Ingress失败, " + err.Error()))
@ -136,7 +118,6 @@ func (i *ingress) CreateIngress(data *IngressCreate) (err error) {
return nil
}
//删除ingress
func (i *ingress) DeleteIngress(ingressName, namespace string) (err error) {
err = K8s.ClientSet.NetworkingV1().Ingresses(namespace).Delete(context.TODO(), ingressName, metav1.DeleteOptions{})
if err != nil {
@ -147,7 +128,6 @@ func (i *ingress) DeleteIngress(ingressName, namespace string) (err error) {
return nil
}
//更新ingress
func (i *ingress) UpdateIngress(namespace, content string) (err error) {
var ingress = &nwv1.Ingress{}

View File

@ -7,25 +7,22 @@ import (
"k8s.io/client-go/tools/clientcmd"
)
//用于初始化k8s clientset
var K8s k8s
type k8s struct {
ClientSet *kubernetes.Clientset
}
//初始化方法
func (k *k8s) Init() {
conf, err := clientcmd.BuildConfigFromFlags("", config.Kubeconfig)
if err != nil {
panic("获取k8s clinet配置失败," + err.Error())
logger.Error("获取k8s client配置失败," + err.Error())
}
clientset, err := kubernetes.NewForConfig(conf)
if err != nil {
panic("创建k8s clinet失败," + err.Error())
logger.Error("创建k8s client失败," + err.Error())
} else {
logger.Info("k8s client 初始化成功")
logger.Info("k8s client 初始化成功!")
}
k.ClientSet = clientset

21
service/login.go Normal file
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@ -0,0 +1,21 @@
package service
import (
"dkube/config"
"errors"
"github.com/wonderivan/logger"
)
var Login login
type login struct{}
func (l *login) Auth(username, password string) (err error) {
if username == config.AdminUser && password == config.AdminPwd {
return nil
} else {
logger.Error("登录失败, 用户名或密码错误")
return errors.New("登录失败, 用户名或密码错误")
}
return nil
}

84
service/namespace.go Normal file
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@ -0,0 +1,84 @@
package service
import (
"context"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var Namespace namespace
type namespace struct{}
type NamespacesResp struct {
Items []corev1.Namespace `json:"items"`
Total int `json:"total"`
}
func (n *namespace) GetNamespaces(filterName string, limit, page int) (namespacesResp *NamespacesResp, err error) {
namespaceList, err := K8s.ClientSet.CoreV1().Namespaces().List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Namespace列表失败, " + err.Error()))
return nil, errors.New("获取Namespace列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: n.toCells(namespaceList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
namespaces := n.fromCells(data.GenericDataList)
return &NamespacesResp{
Items: namespaces,
Total: total,
}, nil
}
func (n *namespace) GetNamespaceDetail(namespaceName string) (namespace *corev1.Namespace, err error) {
namespace, err = K8s.ClientSet.CoreV1().Namespaces().Get(context.TODO(), namespaceName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Namespace详情失败, " + err.Error()))
return nil, errors.New("获取Namespace详情失败, " + err.Error())
}
return namespace, nil
}
func (n *namespace) DeleteNamespace(namespaceName string) (err error) {
err = K8s.ClientSet.CoreV1().Namespaces().Delete(context.TODO(), namespaceName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除Namespace失败, " + err.Error()))
return errors.New("删除Namespace失败, " + err.Error())
}
return nil
}
func (n *namespace) toCells(std []corev1.Namespace) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = namespaceCell(std[i])
}
return cells
}
func (n *namespace) fromCells(cells []DataCell) []corev1.Namespace {
namespaces := make([]corev1.Namespace, len(cells))
for i := range cells {
namespaces[i] = corev1.Namespace(cells[i].(namespaceCell))
}
return namespaces
}

74
service/node.go Normal file
View File

@ -0,0 +1,74 @@
package service
import (
"context"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var Node node
type node struct{}
type NodesResp struct {
Items []corev1.Node `json:"items"`
Total int `json:"total"`
}
func (n *node) GetNodes(filterName string, limit, page int) (nodesResp *NodesResp, err error) {
nodeList, err := K8s.ClientSet.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Node列表失败, " + err.Error()))
return nil, errors.New("获取Node列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: n.toCells(nodeList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
nodes := n.fromCells(data.GenericDataList)
return &NodesResp{
Items: nodes,
Total: total,
}, nil
}
func (n *node) GetNodeDetail(nodeName string) (node *corev1.Node, err error) {
node, err = K8s.ClientSet.CoreV1().Nodes().Get(context.TODO(), nodeName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Node详情失败, " + err.Error()))
return nil, errors.New("获取Node详情失败, " + err.Error())
}
return node, nil
}
func (n *node) toCells(std []corev1.Node) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = nodeCell(std[i])
}
return cells
}
func (n *node) fromCells(cells []DataCell) []corev1.Node {
nodes := make([]corev1.Node, len(cells))
for i := range cells {
nodes[i] = corev1.Node(cells[i].(nodeCell))
}
return nodes
}

View File

@ -21,13 +21,11 @@ type PodsResp struct {
Items []corev1.Pod `json:"items"`
}
type PodsNp struct {
Namespace string
PodNum int
}
func (p *pod) GetPods(filterName, namespace string, limit, page int) (podsResp *PodsResp, err error) {
podList, err := K8s.ClientSet.CoreV1().Pods(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
@ -44,42 +42,37 @@ func (p *pod) GetPods(filterName, namespace string, limit, page int) (podsResp *
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
//排序和分页
data := filtered.Sort().Paginate()
pods := p.fromCells(data.GenericDataList)
return &PodsResp{
Total: total,
Items: pods,
}, nil
}
//获取Pod详情
func (p *pod) GetPodDetail(podName, namespace string) (pod *corev1.Pod, err error) {
pod, err = K8s.ClientSet.CoreV1().Pods(namespace).Get(context.TODO(), podName, metav1.GetOptions{})
if err != nil {
logger.Error("获取Pod详情失败," + err.Error())
return nil, errors.New("获取Pod详情失败," + err.Error())
}
return pod, nil
}
//删除Pod
func (p *pod) DeletePod(podName, namespace string) (err error) {
err = K8s.ClientSet.CoreV1().Pods(namespace).Delete(context.TODO(), podName, metav1.DeleteOptions{})
if err != nil {
logger.Error("删除Pod失败," + err.Error())
return errors.New("删除Pod失败," + err.Error())
}
return nil
}
//更新Pod
func (p *pod) UpdatePod(namespace, content string) (err error) {
pod := &corev1.Pod{}
err = json.Unmarshal([]byte(content), pod)
@ -92,12 +85,11 @@ func (p *pod) UpdatePod(namespace, content string) (err error) {
logger.Error("更新Pod失败," + err.Error())
return errors.New("更新Pod失败," + err.Error())
}
return nil
}
//获取Pod容器名列表
func (p *pod) GetPodContainer(podName, namespace string) (containers []string, err error) {
//获取Pod详情
pod, err := p.GetPodDetail(podName, namespace)
if err != nil {
return nil, err
@ -105,43 +97,39 @@ func (p *pod) GetPodContainer(podName, namespace string) (containers []string, e
for _, container := range pod.Spec.Containers {
containers = append(containers, container.Name)
}
return containers, nil
}
//获取Pod内容器日志
func (p *pod) GetPodLog(containerName, podName, namespace string) (log string, err error) {
lineLimit := int64(config.PodLogTailLine)
option := &corev1.PodLogOptions{
Container: containerName,
TailLines: &lineLimit,
}
//获取request实例
req := K8s.ClientSet.CoreV1().Pods(namespace).GetLogs(podName, option)
podLogs, err := req.Stream(context.TODO())
if err != nil {
logger.Error(errors.New("获取PodLogs失败," + err.Error()))
return "", errors.New("获取PodLogs失败," + err.Error())
logger.Error(errors.New("获取PodLog失败, " + err.Error()))
return "", errors.New("获取PodLog失败, " + err.Error())
}
defer podLogs.Close() //处理完关闭
defer podLogs.Close()
buf := new(bytes.Buffer)
_, err = io.Copy(buf, podLogs)
if err != nil {
logger.Error(errors.New("获取PodLogs失败," + err.Error()))
return "", errors.New("获取PodLogs失败," + err.Error())
logger.Error(errors.New("复制PodLog失败, " + err.Error()))
return "", errors.New("复制PodLog失败, " + err.Error())
}
return buf.String(), nil
}
//获取每个namespace的pod数量
func (p *pod) GetPodNumPerNp() (podsNps []*PodsNp, err error) {
//获取namespace列表
namespaceList, err := K8s.ClientSet.CoreV1().Namespaces().List(context.TODO(), metav1.ListOptions{})
if err != nil {
return nil, err
}
for _, namespace := range namespaceList.Items {
//获取pod列表
podList, err := K8s.ClientSet.CoreV1().Pods(namespace.Name).List(context.TODO(), metav1.ListOptions{})
if err != nil {
return nil, err
@ -169,4 +157,4 @@ func (p *pod) fromCells(cells []DataCell) []corev1.Pod {
pods[i] = corev1.Pod(cells[i].(podCell))
}
return pods
}
}

84
service/pv.go Normal file
View File

@ -0,0 +1,84 @@
package service
import (
"context"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var Pv pv
type pv struct{}
type PvsResp struct {
Items []corev1.PersistentVolume `json:"items"`
Total int `json:"total"`
}
func (p *pv) GetPvs(filterName string, limit, page int) (pvsResp *PvsResp, err error) {
pvList, err := K8s.ClientSet.CoreV1().PersistentVolumes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Pv列表失败, " + err.Error()))
return nil, errors.New("获取Pv列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: p.toCells(pvList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
pvs := p.fromCells(data.GenericDataList)
return &PvsResp{
Items: pvs,
Total: total,
}, nil
}
func (p *pv) GetPvDetail(pvName string) (pv *corev1.PersistentVolume, err error) {
pv, err = K8s.ClientSet.CoreV1().PersistentVolumes().Get(context.TODO(), pvName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Pv详情失败, " + err.Error()))
return nil, errors.New("获取Pv详情失败, " + err.Error())
}
return pv, nil
}
func (p *pv) DeletePv(pvName string) (err error) {
err = K8s.ClientSet.CoreV1().PersistentVolumes().Delete(context.TODO(), pvName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除Pv失败, " + err.Error()))
return errors.New("删除Pv失败, " + err.Error())
}
return nil
}
func (p *pv) toCells(std []corev1.PersistentVolume) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = pvCell(std[i])
}
return cells
}
func (p *pv) fromCells(cells []DataCell) []corev1.PersistentVolume {
pvs := make([]corev1.PersistentVolume, len(cells))
for i := range cells {
pvs[i] = corev1.PersistentVolume(cells[i].(pvCell))
}
return pvs
}

101
service/pvc.go Normal file
View File

@ -0,0 +1,101 @@
package service
import (
"context"
"encoding/json"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var Pvc pvc
type pvc struct{}
type PvcsResp struct {
Items []corev1.PersistentVolumeClaim `json:"items"`
Total int `json:"total"`
}
func (p *pvc) GetPvcs(filterName, namespace string, limit, page int) (pvcsResp *PvcsResp, err error) {
pvcList, err := K8s.ClientSet.CoreV1().PersistentVolumeClaims(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Pvc列表失败, " + err.Error()))
return nil, errors.New("获取Pvc列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: p.toCells(pvcList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
pvcs := p.fromCells(data.GenericDataList)
return &PvcsResp{
Items: pvcs,
Total: total,
}, nil
}
func (p *pvc) GetPvcDetail(pvcName, namespace string) (pvc *corev1.PersistentVolumeClaim, err error) {
pvc, err = K8s.ClientSet.CoreV1().PersistentVolumeClaims(namespace).Get(context.TODO(), pvcName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Pvc详情失败, " + err.Error()))
return nil, errors.New("获取Pvc详情失败, " + err.Error())
}
return pvc, nil
}
func (p *pvc) DeletePvc(pvcName, namespace string) (err error) {
err = K8s.ClientSet.CoreV1().PersistentVolumeClaims(namespace).Delete(context.TODO(), pvcName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除Pvc失败, " + err.Error()))
return errors.New("删除Pvc失败, " + err.Error())
}
return nil
}
func (p *pvc) UpdatePvc(namespace, content string) (err error) {
var pvc = &corev1.PersistentVolumeClaim{}
err = json.Unmarshal([]byte(content), pvc)
if err != nil {
logger.Error(errors.New("反序列化失败, " + err.Error()))
return errors.New("反序列化失败, " + err.Error())
}
_, err = K8s.ClientSet.CoreV1().PersistentVolumeClaims(namespace).Update(context.TODO(), pvc, metav1.UpdateOptions{})
if err != nil {
logger.Error(errors.New("更新Pvc失败, " + err.Error()))
return errors.New("更新Pvc失败, " + err.Error())
}
return nil
}
func (p *pvc) toCells(std []corev1.PersistentVolumeClaim) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = pvcCell(std[i])
}
return cells
}
func (p *pvc) fromCells(cells []DataCell) []corev1.PersistentVolumeClaim {
pvcs := make([]corev1.PersistentVolumeClaim, len(cells))
for i := range cells {
pvcs[i] = corev1.PersistentVolumeClaim(cells[i].(pvcCell))
}
return pvcs
}

100
service/secret.go Normal file
View File

@ -0,0 +1,100 @@
package service
import (
"context"
"encoding/json"
"errors"
"github.com/wonderivan/logger"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var Secret secret
type secret struct{}
type SecretsResp struct {
Items []corev1.Secret `json:"items"`
Total int `json:"total"`
}
func (s *secret) GetSecrets(filterName, namespace string, limit, page int) (secretsResp *SecretsResp, err error) {
secretList, err := K8s.ClientSet.CoreV1().Secrets(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取Secret列表失败, " + err.Error()))
return nil, errors.New("获取Secret列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: s.toCells(secretList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
secrets := s.fromCells(data.GenericDataList)
return &SecretsResp{
Items: secrets,
Total: total,
}, nil
}
func (s *secret) GetSecretDetail(secretName, namespace string) (secret *corev1.Secret, err error) {
secret, err = K8s.ClientSet.CoreV1().Secrets(namespace).Get(context.TODO(), secretName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取Secret详情失败, " + err.Error()))
return nil, errors.New("获取Secret详情失败, " + err.Error())
}
return secret, nil
}
func (s *secret) DeleteSecret(secretName, namespace string) (err error) {
err = K8s.ClientSet.CoreV1().Secrets(namespace).Delete(context.TODO(), secretName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除Secret失败, " + err.Error()))
return errors.New("删除Secret失败, " + err.Error())
}
return nil
}
func (s *secret) UpdateSecret(namespace, content string) (err error) {
var secret = &corev1.Secret{}
err = json.Unmarshal([]byte(content), secret)
if err != nil {
logger.Error(errors.New("反序列化失败, " + err.Error()))
return errors.New("反序列化失败, " + err.Error())
}
_, err = K8s.ClientSet.CoreV1().Secrets(namespace).Update(context.TODO(), secret, metav1.UpdateOptions{})
if err != nil {
logger.Error(errors.New("更新Secret失败, " + err.Error()))
return errors.New("更新Secret失败, " + err.Error())
}
return nil
}
func (s *secret) toCells(std []corev1.Secret) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = secretCell(std[i])
}
return cells
}
func (s *secret) fromCells(cells []DataCell) []corev1.Secret {
secrets := make([]corev1.Secret, len(cells))
for i := range cells {
secrets[i] = corev1.Secret(cells[i].(secretCell))
}
return secrets
}

View File

@ -29,7 +29,6 @@ type ServiceCreate struct {
Label map[string]string `json:"label"`
}
//获取service列表支持过滤、排序、分页
func (s *servicev1) GetServices(filterName, namespace string, limit, page int) (servicesResp *ServicesResp, err error) {
serviceList, err := K8s.ClientSet.CoreV1().Services(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
@ -50,8 +49,6 @@ func (s *servicev1) GetServices(filterName, namespace string, limit, page int) (
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
//将[]DataCell类型的service列表转为v1.service列表
services := s.fromCells(data.GenericDataList)
return &ServicesResp{
@ -60,7 +57,6 @@ func (s *servicev1) GetServices(filterName, namespace string, limit, page int) (
}, nil
}
//获取service详情
func (s *servicev1) GetServicetDetail(serviceName, namespace string) (service *corev1.Service, err error) {
service, err = K8s.ClientSet.CoreV1().Services(namespace).Get(context.TODO(), serviceName, metav1.GetOptions{})
if err != nil {
@ -73,13 +69,11 @@ func (s *servicev1) GetServicetDetail(serviceName, namespace string) (service *c
func (s *servicev1) CreateService(data *ServiceCreate) (err error) {
service := &corev1.Service{
//ObjectMeta中定义资源名、命名空间以及标签
ObjectMeta: metav1.ObjectMeta{
Name: data.Name,
Namespace: data.Namespace,
Labels: data.Label,
},
Spec: corev1.ServiceSpec{
Type: corev1.ServiceType(data.Type),
Ports: []corev1.ServicePort{
@ -99,7 +93,6 @@ func (s *servicev1) CreateService(data *ServiceCreate) (err error) {
if data.NodePort != 0 && data.Type == "NodePort" {
service.Spec.Ports[0].NodePort = data.NodePort
}
//创建Service
_, err = K8s.ClientSet.CoreV1().Services(data.Namespace).Create(context.TODO(), service, metav1.CreateOptions{})
if err != nil {
logger.Error(errors.New("创建Service失败, " + err.Error()))
@ -109,7 +102,6 @@ func (s *servicev1) CreateService(data *ServiceCreate) (err error) {
return nil
}
//删除service
func (s *servicev1) DeleteService(serviceName, namespace string) (err error) {
err = K8s.ClientSet.CoreV1().Services(namespace).Delete(context.TODO(), serviceName, metav1.DeleteOptions{})
if err != nil {
@ -120,7 +112,6 @@ func (s *servicev1) DeleteService(serviceName, namespace string) (err error) {
return nil
}
//更新service
func (s *servicev1) UpdateService(namespace, content string) (err error) {
var service = &corev1.Service{}

101
service/statefulset.go Normal file
View File

@ -0,0 +1,101 @@
package service
import (
"context"
"encoding/json"
"errors"
"github.com/wonderivan/logger"
appsv1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var StatefulSet statefulSet
type statefulSet struct{}
type StatusfulSetsResp struct {
Items []appsv1.StatefulSet `json:"items"`
Total int `json:"total"`
}
func (s *statefulSet) GetStatefulSets(filterName, namespace string, limit, page int) (statusfulSetsResp *StatusfulSetsResp, err error) {
statefulSetList, err := K8s.ClientSet.AppsV1().StatefulSets(namespace).List(context.TODO(), metav1.ListOptions{})
if err != nil {
logger.Error(errors.New("获取StatefulSet列表失败, " + err.Error()))
return nil, errors.New("获取StatefulSet列表失败, " + err.Error())
}
selectableData := &dataSelector{
GenericDataList: s.toCells(statefulSetList.Items),
DataSelect: &DataSelectQuery{
Filter: &FilterQuery{Name: filterName},
Paginate: &PaginateQuery{
Limit: limit,
Page: page,
},
},
}
filtered := selectableData.Filter()
total := len(filtered.GenericDataList)
data := filtered.Sort().Paginate()
statefulSets := s.fromCells(data.GenericDataList)
return &StatusfulSetsResp{
Items: statefulSets,
Total: total,
}, nil
}
func (s *statefulSet) GetStatefulSetDetail(statefulSetName, namespace string) (statefulSet *appsv1.StatefulSet, err error) {
statefulSet, err = K8s.ClientSet.AppsV1().StatefulSets(namespace).Get(context.TODO(), statefulSetName, metav1.GetOptions{})
if err != nil {
logger.Error(errors.New("获取StatefulSet详情失败, " + err.Error()))
return nil, errors.New("获取StatefulSet详情失败, " + err.Error())
}
return statefulSet, nil
}
func (s *statefulSet) DeleteStatefulSet(statefulSetName, namespace string) (err error) {
err = K8s.ClientSet.AppsV1().StatefulSets(namespace).Delete(context.TODO(), statefulSetName, metav1.DeleteOptions{})
if err != nil {
logger.Error(errors.New("删除StatefulSet失败, " + err.Error()))
return errors.New("删除StatefulSet失败, " + err.Error())
}
return nil
}
func (s *statefulSet) UpdateStatefulSet(namespace, content string) (err error) {
var statefulSet = &appsv1.StatefulSet{}
err = json.Unmarshal([]byte(content), statefulSet)
if err != nil {
logger.Error(errors.New("反序列化失败, " + err.Error()))
return errors.New("反序列化失败, " + err.Error())
}
_, err = K8s.ClientSet.AppsV1().StatefulSets(namespace).Update(context.TODO(), statefulSet, metav1.UpdateOptions{})
if err != nil {
logger.Error(errors.New("更新StatefulSet失败, " + err.Error()))
return errors.New("更新StatefulSet失败, " + err.Error())
}
return nil
}
func (s *statefulSet) toCells(std []appsv1.StatefulSet) []DataCell {
cells := make([]DataCell, len(std))
for i := range std {
cells[i] = statefulSetCell(std[i])
}
return cells
}
func (s *statefulSet) fromCells(cells []DataCell) []appsv1.StatefulSet {
statefulSets := make([]appsv1.StatefulSet, len(cells))
for i := range cells {
statefulSets[i] = appsv1.StatefulSet(cells[i].(statefulSetCell))
}
return statefulSets
}

175
service/terminal.go Normal file
View File

@ -0,0 +1,175 @@
package service
import (
"dkube/config"
"encoding/json"
"errors"
"fmt"
"github.com/gorilla/websocket"
"github.com/wonderivan/logger"
v1 "k8s.io/api/core/v1"
"k8s.io/client-go/kubernetes/scheme"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/client-go/tools/remotecommand"
"log"
"net/http"
"time"
)
var Terminal terminal
type terminal struct{}
func (t *terminal) WsHandler(w http.ResponseWriter, r *http.Request) {
conf, err := clientcmd.BuildConfigFromFlags("", config.Kubeconfig)
if err != nil {
logger.Error("加载k8s配置失败, " + err.Error())
return
}
if err := r.ParseForm(); err != nil {
logger.Error("解析参数失败, " + err.Error())
return
}
namespace := r.Form.Get("namespace")
podName := r.Form.Get("pod_name")
containerName := r.Form.Get("container_name")
logger.Info("exec pod: %s, container: %s, namespace: %s\n", podName, containerName, namespace)
pty, err := NewTerminalSession(w, r, nil)
if err != nil {
logger.Error("实例化TerminalSession失败, " + err.Error())
return
}
defer func() {
logger.Info("关闭TerminalSession")
pty.Close()
}()
req := K8s.ClientSet.CoreV1().RESTClient().Post().
Resource("pods").
Name(podName).
Namespace(namespace).
SubResource("exec").
VersionedParams(&v1.PodExecOptions{
Stdin: true,
Stdout: true,
Stderr: true,
TTY: true,
Container: containerName,
Command: []string{"/bin/bash"},
}, scheme.ParameterCodec)
logger.Info("exec post request url: ", req)
executor, err := remotecommand.NewSPDYExecutor(conf, "POST", req.URL())
if err != nil {
logger.Error("建立SPDY连接失败, " + err.Error())
return
}
err = executor.Stream(remotecommand.StreamOptions{
Stdin: pty,
Stdout: pty,
Stderr: pty,
Tty: true,
TerminalSizeQueue: pty,
})
if err != nil {
logger.Error("执行 pod 命令失败, " + err.Error())
pty.Write([]byte("执行 pod 命令失败, " + err.Error()))
pty.Done()
}
}
type terminalMessage struct {
Operation string `json:"operation"`
Data string `json:"data"`
Rows uint16 `json:"rows"`
Cols uint16 `json:"cols"`
}
type TerminalSession struct {
wsConn *websocket.Conn
sizeChan chan remotecommand.TerminalSize
doneChan chan struct{}
}
var upgrader = func() websocket.Upgrader {
upgrader := websocket.Upgrader{}
upgrader.HandshakeTimeout = time.Second * 2
upgrader.CheckOrigin = func(r *http.Request) bool {
return true
}
return upgrader
}()
func NewTerminalSession(w http.ResponseWriter, r *http.Request, responseHeader http.Header) (*TerminalSession, error) {
conn, err := upgrader.Upgrade(w, r, responseHeader)
if err != nil {
return nil, errors.New("升级websocket失败," + err.Error())
}
session := &TerminalSession{
wsConn: conn,
sizeChan: make(chan remotecommand.TerminalSize),
doneChan: make(chan struct{}),
}
return session, nil
}
func (t *TerminalSession) Read(p []byte) (int, error) {
_, message, err := t.wsConn.ReadMessage()
if err != nil {
log.Printf("read message err: %v", err)
return 0, err
}
var msg terminalMessage
if err := json.Unmarshal(message, &msg); err != nil {
log.Printf("read parse message err: %v", err)
return 0, err
}
switch msg.Operation {
case "stdin":
return copy(p, msg.Data), nil
case "resize":
t.sizeChan <- remotecommand.TerminalSize{Width: msg.Cols, Height: msg.Rows}
return 0, nil
case "ping":
return 0, nil
default:
log.Printf("unknown message type '%s'", msg.Operation)
return 0, fmt.Errorf("unknown message type '%s'", msg.Operation)
}
}
func (t *TerminalSession) Write(p []byte) (int, error) {
msg, err := json.Marshal(terminalMessage{
Operation: "stdout",
Data: string(p),
})
if err != nil {
log.Printf("write parse message err: %v", err)
return 0, err
}
if err := t.wsConn.WriteMessage(websocket.TextMessage, msg); err != nil {
log.Printf("write message err: %v", err)
return 0, err
}
return len(p), nil
}
func (t *TerminalSession) Done() {
close(t.doneChan)
}
func (t *TerminalSession) Close() {
t.wsConn.Close()
}
func (t *TerminalSession) Next() *remotecommand.TerminalSize {
select {
case size := <-t.sizeChan:
return &size
case <-t.doneChan:
return nil
}
}

167
service/workflow.go Normal file
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@ -0,0 +1,167 @@
package service
import (
"dkube/dao"
"dkube/model"
)
var Workflow workflow
type workflow struct{}
type WorkflowCreate struct {
Name string `json:"name"`
Namespace string `json:"namespace"`
Replicas int32 `json:"replicas"`
Image string `json:"image"`
Label map[string]string `json:"label"`
Cpu string `json:"cpu"`
Memory string `json:"memory"`
ContainerPort int32 `json:"container_port"`
HealthCheck bool `json:"health_check"`
HealthPath string `json:"health_path"`
Type string `json:"type"`
Port int32 `json:"port"`
NodePort int32 `json:"node_port"`
Hosts map[string][]*HttpPath `json:"hosts"`
}
func (w *workflow) GetList(name, namespace string, page, limit int) (data *dao.WorkflowResp, err error) {
data, err = dao.Workflow.GetWorkflows(name, namespace, page, limit)
if err != nil {
return nil, err
}
return data, nil
}
func (w *workflow) GetById(id int) (data *model.Workflow, err error) {
data, err = dao.Workflow.GetById(id)
if err != nil {
return nil, err
}
return data, nil
}
func (w *workflow) CreateWorkFlow(data *WorkflowCreate) (err error) {
var ingressName string
if data.Type == "Ingress" {
ingressName = getIngressName(data.Name)
} else {
ingressName = ""
}
workflow := &model.Workflow{
Name: data.Name,
Namespace: data.Namespace,
Replicas: data.Replicas,
Deployment: data.Name,
Service: getServiceName(data.Name),
Ingress: ingressName,
Type: data.Type,
}
err = dao.Workflow.Add(workflow)
if err != nil {
return err
}
err = createWorkflowRes(data)
if err != nil {
return err
}
return err
}
func (w *workflow) DelById(id int) (err error) {
workflow, err := dao.Workflow.GetById(id)
if err != nil {
return err
}
err = delWorkflowRes(workflow)
if err != nil {
return err
}
err = dao.Workflow.DelById(id)
if err != nil {
return err
}
return
}
func delWorkflowRes(workflow *model.Workflow) (err error) {
err = Deployment.DeleteDeployment(workflow.Name, workflow.Namespace)
if err != nil {
return err
}
err = Servicev1.DeleteService(getServiceName(workflow.Name), workflow.Namespace)
if err != nil {
return err
}
if workflow.Type == "Ingress" {
err = Ingress.DeleteIngress(getIngressName(workflow.Name), workflow.Namespace)
if err != nil {
return err
}
}
return nil
}
func createWorkflowRes(data *WorkflowCreate) (err error) {
dc := &DeployCreate{
Name: data.Name,
Namespace: data.Namespace,
Replicas: data.Replicas,
Image: data.Image,
Label: data.Label,
Cpu: data.Cpu,
Memory: data.Memory,
ContainerPort: data.ContainerPort,
HealthCheck: data.HealthCheck,
HealthPath: data.HealthPath,
}
err = Deployment.CreateDeployment(dc)
if err != nil {
return err
}
var serviceType string
if data.Type != "Ingress" {
serviceType = data.Type
} else {
serviceType = "ClusterIP"
}
sc := &ServiceCreate{
Name: getServiceName(data.Name),
Namespace: data.Namespace,
Type: serviceType,
ContainerPort: data.ContainerPort,
Port: data.Port,
NodePort: data.NodePort,
Label: data.Label,
}
if err := Servicev1.CreateService(sc); err != nil {
return err
}
var ic *IngressCreate
if data.Type == "Ingress" {
ic = &IngressCreate{
Name: getIngressName(data.Name),
Namespace: data.Namespace,
Label: data.Label,
Hosts: data.Hosts,
}
err = Ingress.CreateIngress(ic)
if err != nil {
return err
}
}
return nil
}
func getServiceName(workflowName string) (serviceName string) {
return workflowName + "-svc"
}
func getIngressName(workflowName string) (ingressName string) {
return workflowName + "-ing"
}