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service.go
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service.go
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/**
* @Time : 2019-06-27 10:10
* @Author : ygqbasic@gmail.com
* @File : service
* @Software: VS Code
*/
package deployment
import (
"context"
"errors"
"fmt"
"github.com/ghodss/yaml"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/log/level"
"github.com/fuhsicloud/fuhsicloud/src/kubernetes"
"github.com/fuhsicloud/fuhsicloud/src/middleware"
"github.com/fuhsicloud/fuhsicloud/src/pkg/hooks"
"github.com/fuhsicloud/fuhsicloud/src/repository"
"github.com/fuhsicloud/fuhsicloud/src/repository/types"
"github.com/fuhsicloud/fuhsicloud/src/util/configmapyaml"
"github.com/fuhsicloud/fuhsicloud/src/util/encode"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
apitypes "k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/apimachinery/pkg/util/json"
"strings"
)
var (
ErrDeploymentK8sGet = errors.New("Kubernetes获取错误,请查询是否存在")
ErrDeploymentK8sUpdate = errors.New("Kubernetes更新错误,请联系管理员")
ErrDeploymentK8sScale = errors.New("Kubernetes伸缩错误,请联系管理员")
ErrDeploymentK8sUnBindPvc = errors.New("取消挂载持久化存储失败,请联系管理员")
ErrDeploymentPvcBindNotVary = errors.New("挂载持久化存储失败,没有修改")
ErrDeploymentPvcGet = errors.New("存储卷声明获取错,可能没有创建")
ErrDeploymentPortNum = errors.New("至少需要留一个端口")
ErrDeploymentConfigMapCreate = errors.New("配置字典创建错误")
ErrDeploymentConfigMapUpdate = errors.New("配置字典更新错误")
ErrDeploymentFilebeatTplGet = errors.New("Filebeat 模版获取错误,可能不存在")
ErrDeploymentFilebeatTplEncode = errors.New("Filebeat 模版解析错误,请联系管理员")
ErrDeploymentProjectTemplateGet = errors.New("项目Deplooyment获取错误")
ErrDeploymentInitContainerTemplateGet = errors.New("初始化容器模版获取错误")
ErrDeploymentInitContainerTemplateParse = errors.New("初始化容器模版解析错误")
ErrDeploymentProxyContainerTemplateGet = errors.New("代理容器模版获取错误")
ErrDeploymentProxyContainerTemplateParse = errors.New("代理容器模版解析错误")
ErrDeploymentServiceMesh = errors.New("您没有启用服务网格,请配置ServiceMesh启用状态")
//ErrDeploymentConfigMapGet = errors.New("配置字典获取错误")
)
type Service interface {
// 获取deployment的yaml信息
GetYaml(ctx context.Context) (res interface{}, err error)
// 调整command及args
CommandArgs(ctx context.Context, commands []string, args []string) (err error)
// 扩容服务,CPU和内存
Expansion(ctx context.Context, requestCpu, limitCpu, requestMemory, limitMemory string) (err error)
// 容器伸缩
Stretch(ctx context.Context, num int) (err error)
// 获取项目的存储卷
GetPvc(ctx context.Context, ns, name string) (map[string]interface{}, error)
// 持久化存储卷挂载到 deployment
BindPvc(ctx context.Context, ns, name, path, claimName string) (err error)
// 取消挂载持久化存储卷
UnBindPvc(ctx context.Context, ns, name, claimName string) (err error)
// 增加端口
AddPort(ctx context.Context, ns, name string, req portRequest) (err error)
// 删除端口
DelPort(ctx context.Context, ns, name string, portName string, port int32) (err error)
// 修改日志规则,调整日志采集
Logging(ctx context.Context, ns, name, pattern, suffix string, paths []string) (err error)
// 添加探针或调整探针
Probe(ctx context.Context, ns, name string, req probeRequest) (err error)
// 服务网络切换
Mesh(ctx context.Context, ns, name, model string) (err error)
// 挂载Hosts
Hosts(ctx context.Context, hosts []string) error
// 挂载配置文件
VolumeConfig(ctx context.Context, mountPath, subPath string) error
}
type service struct {
logger log.Logger
k8sClient kubernetes.K8sClient
repository repository.Repository
hookQueueSvc hooks.ServiceHookQueue
}
func NewService(logger log.Logger,
k8sClient kubernetes.K8sClient,
store repository.Repository,
hookQueueSvc hooks.ServiceHookQueue) Service {
return &service{
logger,
k8sClient,
store,
hookQueueSvc,
}
}
func (c *service) Hosts(ctx context.Context, hosts []string) error {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
var host struct {
Host []v1.HostAlias `json:"host"`
}
for _, v := range hosts {
h := strings.Split(v, " ")
if len(h) < 2 {
continue
}
var hostnames []string
for k, val := range h {
if k == 0 {
continue
}
if len(val) < 1 {
continue
}
hostnames = append(hostnames, val)
}
host.Host = append(host.Host, v1.HostAlias{
IP: h[0],
Hostnames: hostnames,
})
}
deployment, err := c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Get(project.Name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
defer func() {
if err == nil {
if tpl, e := c.repository.ProjectTemplate().FindByProjectId(project.ID, repository.Deployment); e == nil {
b, _ := yaml.Marshal(deployment)
tpl.FinalTemplate = string(b)
if ee := c.repository.ProjectTemplate().UpdateTemplate(tpl); ee != nil {
_ = level.Error(c.logger).Log("projectTemplateRepository", "UpdateTemplate", "err", err.Error())
}
}
}
}()
deployment.Spec.Template.Spec.HostAliases = host.Host
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.VolumeHosts,
project.Name, project.Namespace,
fmt.Sprintf("服务挂载hosts\n 应用: %s.%s", project.Name, project.Name)); err != nil {
_ = level.Error(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return nil
}
func (c *service) GetYaml(ctx context.Context) (res interface{}, err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
deployment, err := c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Get(project.Name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return nil, ErrDeploymentK8sGet
}
return deployment, nil
}
func (c *service) CommandArgs(ctx context.Context, commands []string, args []string) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
deployment, err := c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Get(project.Name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
for key, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != project.Name {
continue
}
if len(commands) > 0 {
deployment.Spec.Template.Spec.Containers[key].Command = commands
} else {
deployment.Spec.Template.Spec.Containers[key].Command = nil
}
if len(args) > 0 {
deployment.Spec.Template.Spec.Containers[key].Args = args
} else {
deployment.Spec.Template.Spec.Containers[key].Args = nil
}
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.CommandEvent,
project.Name, project.Namespace,
fmt.Sprintf("更新启动参数\n 应用: %s.%s", project.Name, project.Namespace)); err != nil {
_ = level.Error(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return
}
func (c *service) Expansion(ctx context.Context, requestCpu, limitCpu, requestMemory, limitMemory string) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
deployment, err := c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Get(project.Name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
maxCpu := resource.MustParse(limitCpu)
reqCpu := resource.MustParse(requestCpu)
maxMemory := resource.MustParse(limitMemory)
reqMemory := resource.MustParse(requestMemory)
resources := v1.ResourceList{}
limits := v1.ResourceList{}
if maxMemory.Value() > 0 {
limits[v1.ResourceMemory] = *resource.NewQuantity(maxMemory.Value(), resource.BinarySI)
}
if maxCpu.MilliValue() > 100 && maxCpu.MilliValue() < 1000 {
limits[v1.ResourceCPU] = *resource.NewMilliQuantity(maxCpu.MilliValue(), resource.BinarySI)
} else if maxCpu.Value() > 0 {
limits[v1.ResourceCPU] = *resource.NewQuantity(maxCpu.Value(), resource.BinarySI)
}
if reqCpu.MilliValue() > 100 && reqCpu.MilliValue() < 1000 {
resources[v1.ResourceCPU] = *resource.NewMilliQuantity(reqCpu.MilliValue(), resource.BinarySI)
} else if reqCpu.Value() > 0 {
resources[v1.ResourceCPU] = *resource.NewQuantity(reqCpu.Value(), resource.BinarySI)
}
resources[v1.ResourceMemory] = *resource.NewQuantity(reqMemory.Value(), resource.BinarySI)
for key, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != project.Name {
continue
}
container.Resources.Requests = resources
container.Resources.Limits = limits
deployment.Spec.Template.Spec.Containers[key] = container
break
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.Expansion,
project.Name, project.Namespace,
fmt.Sprintf("服务扩容\n 应用: %s.%s --> 内存最小值: %v 内存最大值: %v CPU最小值: %v CPU最大值: %v", project.Name, project.Name, requestMemory, limitMemory, requestCpu, limitCpu)); err != nil {
_ = level.Warn(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return nil
}
func (c *service) Stretch(ctx context.Context, num int) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
deployment, err := c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Get(project.Name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
replace := int32(num)
deployment.Spec.Replicas = &replace
b, _ := json.Marshal(deployment)
deployment, err = c.k8sClient.Do().AppsV1().Deployments(project.Namespace).Patch(project.Name, apitypes.MergePatchType, b, "scale")
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Patch", "err", err.Error())
return ErrDeploymentK8sScale
}
//@todo update ProjectTemplate
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.Extend,
project.Name, project.Namespace,
fmt.Sprintf("服务伸缩\n 应用: %v.%v --> 副本数: %d", project.Name, project.Namespace, num)); err != nil {
_ = level.Warn(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return nil
}
func (c *service) GetPvc(ctx context.Context, ns, name string) (res map[string]interface{}, err error) {
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return nil, ErrDeploymentK8sGet
}
// 暂时不考虑多个挂载的情况
var volumeName, pvcName, mountPath string
for _, volume := range deployment.Spec.Template.Spec.Volumes {
if volume.PersistentVolumeClaim == nil {
continue
}
volumeName = volume.Name
pvcName = volume.PersistentVolumeClaim.ClaimName
break
}
type pvcChannel struct {
Pvc chan *v1.PersistentVolumeClaim
Error chan error
}
type pvChannel struct {
Pv chan *v1.PersistentVolume
Error chan error
}
channel := pvcChannel{
Pvc: make(chan *v1.PersistentVolumeClaim, 1),
Error: make(chan error, 1),
}
pvCh := pvChannel{
Pv: make(chan *v1.PersistentVolume, 1),
Error: make(chan error, 1),
}
if pvcName != "" {
go func() {
pvc, err := c.k8sClient.Do().CoreV1().PersistentVolumeClaims(ns).Get(pvcName, metav1.GetOptions{})
channel.Pvc <- pvc
channel.Error <- err
}()
} else {
channel.Pvc <- nil
channel.Error <- nil
}
for _, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != name {
continue
}
for _, volume := range container.VolumeMounts {
if volume.Name != name+"-pvc" {
continue
}
mountPath = volume.MountPath
break
}
break
}
if err = <-channel.Error; err != nil {
_ = level.Warn(c.logger).Log("channel.Error", "<-", "err", err.Error())
}
pvc := <-channel.Pvc
if pvc != nil {
go func() {
volume, err := c.k8sClient.Do().CoreV1().PersistentVolumes().Get(pvc.Spec.VolumeName, metav1.GetOptions{})
pvCh.Pv <- volume
pvCh.Error <- err
}()
} else {
pvCh.Pv <- nil
pvCh.Error <- nil
}
return map[string]interface{}{
"volumeName": volumeName,
"pvcName": pvcName,
"volumePath": mountPath,
"pvc": pvc,
"pv": <-pvCh.Pv,
}, nil
}
func (c *service) BindPvc(ctx context.Context, ns, name, path, claimName string) (err error) {
_, err = c.repository.Pvc().Find(ns, claimName)
if err != nil {
_ = level.Error(c.logger).Log("pvcRepository", "Find", "err", err.Error())
return ErrDeploymentPvcGet
}
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
var pvc *v1.Volume
index := -1
for k, volume := range deployment.Spec.Template.Spec.Volumes {
if volume.PersistentVolumeClaim == nil {
continue
}
pvc = &volume
index = k
break
}
containerIndex := -1
volumeIndex := -1
for key, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != name {
continue
}
containerIndex = key
for k, v := range container.VolumeMounts {
if v.Name != name+"-pvc" {
continue
}
if v.MountPath == path {
_ = level.Error(c.logger).Log("v.MountPath", v.MountPath, "path", path)
return ErrDeploymentPvcBindNotVary
}
volumeIndex = k
break
}
break
}
if pvc != nil {
pvc.PersistentVolumeClaim.ClaimName = claimName
pvc.Name = name + "-pvc"
} else {
pvc = &v1.Volume{
Name: name + "-pvc",
VolumeSource: v1.VolumeSource{
PersistentVolumeClaim: &v1.PersistentVolumeClaimVolumeSource{
ClaimName: claimName,
},
},
}
}
if index != -1 {
deployment.Spec.Template.Spec.Volumes[index] = *pvc
} else {
deployment.Spec.Template.Spec.Volumes = append(deployment.Spec.Template.Spec.Volumes, *pvc)
}
if containerIndex != -1 {
volumeMount := v1.VolumeMount{
Name: pvc.Name,
MountPath: path,
}
if volumeIndex != -1 {
deployment.Spec.Template.Spec.Containers[containerIndex].VolumeMounts[volumeIndex] = volumeMount
} else {
deployment.Spec.Template.Spec.Containers[containerIndex].VolumeMounts = append(deployment.Spec.Template.Spec.Containers[containerIndex].VolumeMounts, volumeMount)
}
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(ns).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sScale
}
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.StorageEvent,
name, ns,
fmt.Sprintf("绑定持久化存储\n 应用: %s.%s", name, ns)); err != nil {
_ = level.Warn(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return
}
func (c *service) UnBindPvc(ctx context.Context, ns, name, claimName string) (err error) {
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
var pvcName string
{
var volumes []v1.Volume
for _, volume := range deployment.Spec.Template.Spec.Volumes {
if volume.PersistentVolumeClaim == nil {
volumes = append(volumes, volume)
continue
}
if volume.PersistentVolumeClaim.ClaimName != claimName {
volumes = append(volumes, volume)
continue
}
pvcName = volume.Name
break
}
deployment.Spec.Template.Spec.Volumes = volumes
}
{
for key, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != name {
continue
}
var volumes []v1.VolumeMount
for _, v := range container.VolumeMounts {
if v.Name != pvcName {
volumes = append(volumes, v)
continue
}
}
deployment.Spec.Template.Spec.Containers[key].VolumeMounts = volumes
break
}
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(ns).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUnBindPvc
}
//@todo update ProjectTemplate
return nil
}
func (c *service) AddPort(ctx context.Context, ns, name string, req portRequest) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
svc, err := c.k8sClient.Do().CoreV1().Services(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Services", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
var ports []v1.ServicePort
var containerPorts []v1.ContainerPort
for _, v := range req.Ports {
var protocol v1.Protocol
v.Protocol = strings.ToUpper(v.Protocol)
if v.Protocol == "UDP" {
protocol = v1.ProtocolUDP
}
ports = append(ports, v1.ServicePort{Name: v.Name, Protocol: protocol, Port: v.Port})
containerPorts = append(containerPorts, v1.ContainerPort{Name: v.Name, ContainerPort: v.Port, Protocol: protocol})
}
svc.Spec.Ports = ports
defer func() {
if err == nil {
var e error
if svc, e = c.k8sClient.Do().CoreV1().Services(ns).Update(svc); e != nil {
_ = level.Error(c.logger).Log("Services", "Update", "err", e.Error())
}
fields, _ := json.Marshal(req)
svcTpl, _ := yaml.Marshal(svc)
if e = c.repository.ProjectTemplate().UpdateFieldsByNsProjectId(project.ID, repository.Service, string(fields), string(svcTpl)); e != nil {
_ = level.Error(c.logger).Log("projectTemplateRepository", "UpdateFieldsByNsProjectId", "err", e.Error())
}
}
}()
for k, v := range deployment.Spec.Template.Spec.Containers {
if v.Name != name {
continue
}
deployment.Spec.Template.Spec.Containers[k].Ports = containerPorts
break
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(ns).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
return
}
func (c *service) DelPort(ctx context.Context, ns, name string, portName string, port int32) (err error) {
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
svc, err := c.k8sClient.Do().CoreV1().Services(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Services", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
var ports []v1.ServicePort
for _, v := range svc.Spec.Ports {
if v.Port == port || v.Name == name {
continue
}
ports = append(ports, v)
}
if len(ports) < 1 {
// 必须留一个端口?
return ErrDeploymentPortNum
}
svc.Spec.Ports = ports
if svc, err = c.k8sClient.Do().CoreV1().Services(ns).Update(svc); err != nil {
_ = level.Error(c.logger).Log("Services", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
for k, v := range deployment.Spec.Template.Spec.Containers {
if v.Name != name {
continue
}
var containerPorts []v1.ContainerPort
for _, val := range v.Ports {
if val.ContainerPort == port || val.Name == name {
continue
}
containerPorts = append(containerPorts, val)
}
deployment.Spec.Template.Spec.Containers[k].Ports = containerPorts
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(ns).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
//@todo update ProjectTemplate
return
}
func (c *service) Logging(ctx context.Context, ns, name, pattern, suffix string, paths []string) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
var filePaths []string
for k, v := range paths {
paths[k] = strings.TrimRight(v, "/")
paths[k] += "/"
filePaths = append(filePaths, paths[k]+suffix)
}
tpl, err := c.repository.Template().FindByKindType(repository.FilebeatConfigMap)
if err != nil {
_ = level.Error(c.logger).Log("templateRepository", "FindByKindType", "err", err.Error())
return ErrDeploymentFilebeatTplGet
}
filebeat, err := encode.EncodeTemplate(repository.FilebeatConfigMap.ToString(), tpl.Detail, map[string]interface{}{
"name": name,
"namespace": ns,
"pattern": pattern,
"paths": filePaths,
})
if err != nil {
_ = level.Error(c.logger).Log("encode", "EncodeTemplate", "err", err.Error())
return ErrDeploymentFilebeatTplEncode
}
configMap, err := c.k8sClient.Do().CoreV1().ConfigMaps(ns).Get(name, metav1.GetOptions{})
if err != nil {
configMap = new(v1.ConfigMap)
configMap.APIVersion = "v1"
configMap.Kind = "ConfigMap"
configMap.Name = name
configMap.Namespace = ns
configMap.Data = map[string]string{}
}
configMap.Data["filebeat.yml"] = filebeat
if configMap.ResourceVersion == "" {
if configMap, err = c.k8sClient.Do().CoreV1().ConfigMaps(ns).Create(configMap); err != nil {
_ = level.Error(c.logger).Log("ConfigMaps", "Create", "err", err.Error())
return ErrDeploymentConfigMapCreate
}
} else {
if configMap, err = c.k8sClient.Do().CoreV1().ConfigMaps(ns).Update(configMap); err != nil {
_ = level.Error(c.logger).Log("ConfigMaps", "Update", "err", err.Error())
return ErrDeploymentConfigMapUpdate
}
}
//同步远程configMapYaml 数据
go configmapyaml.SyncConfigMapYaml(ns, name, c.logger, c.k8sClient, c.repository)
cmp, _ := yaml.Marshal(configMap)
if e := c.repository.ProjectTemplate().CreateOrUpdate(&types.ProjectTemplate{
FinalTemplate: string(cmp),
Kind: repository.ConfigMap.String(),
ProjectID: project.ID,
}); e != nil {
_ = level.Warn(c.logger).Log("projectTemplateRepository", "CreateOrUpdate", "err", e.Error())
}
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
var filebeatExists bool
for _, container := range deployment.Spec.Template.Spec.Containers {
if container.Name == "filebeat" {
filebeatExists = true
break
}
}
if !filebeatExists {
tpl, err = c.repository.Template().FindByKindType(repository.FilebeatContainer)
if err != nil {
_ = level.Error(c.logger).Log("templateRepository", "FindByKindType", "err", err.Error())
return ErrDeploymentFilebeatTplGet
}
if filebeat, err = encode.EncodeTemplate(repository.FilebeatContainer.ToString(), tpl.Detail, map[string]interface{}{
"name": name,
}); err != nil {
_ = level.Error(c.logger).Log("encode", "EncodeTemplate", "err", err.Error())
return ErrDeploymentFilebeatTplEncode
}
var filebeatContainer v1.Container
if err = yaml.Unmarshal([]byte(filebeat), &filebeatContainer); err != nil {
_ = level.Error(c.logger).Log("yaml", "Unmarshal", "err", err.Error())
return ErrDeploymentFilebeatTplEncode
}
deployment.Spec.Template.Spec.Containers = append(deployment.Spec.Template.Spec.Containers, filebeatContainer)
}
// 暂时只考虑一个路径
var volumes []v1.Volume
for _, volume := range deployment.Spec.Template.Spec.Volumes {
if volume.Name == "app-logs" || (volume.Name == name && volume.ConfigMap != nil) {
continue
}
volumes = append(volumes, volume)
}
volumes = append(volumes, v1.Volume{
Name: "app-logs",
}, v1.Volume{
Name: name,
VolumeSource: v1.VolumeSource{
ConfigMap: &v1.ConfigMapVolumeSource{
LocalObjectReference: v1.LocalObjectReference{
Name: name,
},
},
},
})
deployment.Spec.Template.Spec.Volumes = volumes
for key, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != name {
continue
}
var volumeMounts []v1.VolumeMount
for _, volumeMount := range container.VolumeMounts {
if volumeMount.Name == "app-logs" {
continue
}
volumeMounts = append(volumeMounts, volumeMount)
}
volumeMounts = append(volumeMounts, v1.VolumeMount{
Name: "app-logs",
MountPath: paths[0],
})
deployment.Spec.Template.Spec.Containers[key].VolumeMounts = volumeMounts
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(ns).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.LoggingEvent,
name, ns,
fmt.Sprintf("调整日志采集器: %s.%s", name, ns)); err != nil {
_ = level.Warn(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return
}
func (c *service) Probe(ctx context.Context, ns, name string, req probeRequest) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
for key, container := range deployment.Spec.Template.Spec.Containers {
if container.Name != name {
continue
}
var readiness, liveness *v1.Probe
for _, val := range req.Probe {
if val == ProbeReadiness.String() {
readiness = &v1.Probe{
Handler: v1.Handler{
TCPSocket: &v1.TCPSocketAction{
Port: intstr.IntOrString{IntVal: req.Port},
},
},
InitialDelaySeconds: req.InitialDelaySeconds,
PeriodSeconds: req.PeriodSeconds,
TimeoutSeconds: req.TimeoutSeconds,
SuccessThreshold: req.SuccessThreshold,
FailureThreshold: req.FailureThreshold,
}
} else if val == ProbeLiveness.String() {
liveness = &v1.Probe{
Handler: v1.Handler{
HTTPGet: &v1.HTTPGetAction{
Port: intstr.IntOrString{IntVal: req.Port},
Path: req.Path,
},
},
InitialDelaySeconds: req.InitialDelaySeconds,
PeriodSeconds: req.PeriodSeconds,
TimeoutSeconds: req.TimeoutSeconds,
SuccessThreshold: req.SuccessThreshold,
FailureThreshold: req.FailureThreshold,
}
}
}
deployment.Spec.Template.Spec.Containers[key].LivenessProbe = liveness
deployment.Spec.Template.Spec.Containers[key].ReadinessProbe = readiness
}
if deployment, err = c.k8sClient.Do().AppsV1().Deployments(ns).Update(deployment); err != nil {
_ = level.Error(c.logger).Log("Deployments", "Update", "err", err.Error())
return ErrDeploymentK8sUpdate
}
if tpl, err := c.repository.ProjectTemplate().FindByProjectId(project.ID, repository.Deployment); err == nil && tpl != nil {
b, _ := yaml.Marshal(deployment)
tpl.FinalTemplate = string(b)
if e := c.repository.ProjectTemplate().UpdateTemplate(tpl); e != nil {
_ = level.Error(c.logger).Log("ProjectTemplate", "UpdateTemplate", "err", e.Error())
}
}
//@todo update ProjectTemplate
go func() {
if err := c.hookQueueSvc.SendHookQueue(ctx,
repository.ReadinessProbe,
name, ns,
fmt.Sprintf("修改探针\n 应用: %s.%s --> 端口: %d", name, ns, req.Port)); err != nil {
_ = level.Warn(c.logger).Log("hookQueueSvc", "SendHookQueue", "err", err.Error())
}
}()
return
}
func (c *service) Mesh(ctx context.Context, ns, name, model string) (err error) {
project := ctx.Value(middleware.ProjectContext).(*types.Project)
projectTemplate, err := c.repository.ProjectTemplate().FindByProjectId(project.ID, repository.Deployment)
if err != nil {
_ = level.Error(c.logger).Log("projectTemplateRepository", "FindByProjectId", "err", err.Error())
return ErrDeploymentProjectTemplateGet
}
deployment, err := c.k8sClient.Do().AppsV1().Deployments(ns).Get(name, metav1.GetOptions{})
if err != nil {
_ = level.Error(c.logger).Log("Deployments", "Get", "err", err.Error())
return ErrDeploymentK8sGet
}
if model == repository.FieldMesh {
// todo 如果没有启用istio的话无法使用servicesmesh模式
// 初始化相关容器
initContainerTpl, err := c.repository.Template().FindByKindType(repository.InitContainersKind)
if err != nil {
_ = level.Error(c.logger).Log("templateRepository", "FindByKindType", "err", err.Error())
return ErrDeploymentInitContainerTemplateGet
}
proxyContainerTpl, err := c.repository.Template().FindByKindType(repository.IstioProxyKind)
if err != nil {
_ = level.Error(c.logger).Log("templateRepository", "FindByKindType", "err", err.Error())
return ErrDeploymentProxyContainerTemplateGet
}
if deployment.Spec.Template.Annotations == nil {
annotations := map[string]string{
"sidecar.istio.io/status": `{"version":"` + encode.HashString([]byte(ns+name)) + `","initContainers":["istio-init","enable-core-dump"],"containers":["istio-proxy"],"volumes":["istio-envoy","istio-certs"]}`,
}
deployment.Spec.Template.Annotations = annotations
} else {
deployment.Spec.Template.Annotations["sidecar.istio.io/status"] = `{"version":"` + encode.HashString([]byte(ns+name)) + `","initContainers":["istio-init","enable-core-dump"],"containers":["istio-proxy"],"volumes":["istio-envoy","istio-certs"]}`
}
fields := map[string]interface{}{
"name": name,
"language": project.Language,
}
var ports []map[string]interface{}
var initPorts []string
for _, v := range deployment.Spec.Template.Spec.Containers {
for _, containerPort := range v.Ports {
ports = append(ports, map[string]interface{}{
"port": containerPort.ContainerPort,
})
initPorts = append(initPorts, encode.String(containerPort.ContainerPort))
}
}
fields["ports"] = ports
fields["initPorts"] = strings.Join(initPorts, ",")
initContainerYml, err := encode.EncodeTemplate(repository.InitContainersKind.ToString(), initContainerTpl.Detail, fields)
if err != nil {
_ = level.Error(c.logger).Log("encode", "EncodeTemplate", "err", err.Error())
return ErrDeploymentInitContainerTemplateParse
}
proxyContainerYml, err := encode.EncodeTemplate(repository.IstioProxyKind.ToString(), proxyContainerTpl.Detail, fields)
if err != nil {
_ = level.Error(c.logger).Log("encode", "EncodeTemplate", "err", err.Error())
return ErrDeploymentProxyContainerTemplateParse
}
var container v1.Container
var initContainer v1.PodSpec
if err = yaml.Unmarshal([]byte(initContainerYml), &initContainer); err != nil {
_ = level.Error(c.logger).Log("yaml", "Unmarshal", "err", err.Error())
return ErrDeploymentInitContainerTemplateParse
}
if err = yaml.Unmarshal([]byte(proxyContainerYml), &container); err != nil {
_ = level.Error(c.logger).Log("yaml", "Unmarshal", "err", err.Error())
return ErrDeploymentProxyContainerTemplateParse
}
deployment.Spec.Template.Spec.InitContainers = append(deployment.Spec.Template.Spec.InitContainers, initContainer.InitContainers[0])
deployment.Spec.Template.Spec.Containers = append(deployment.Spec.Template.Spec.Containers, container)
// 相关挂载
optional := true
deployment.Spec.Template.Spec.Volumes = append(deployment.Spec.Template.Spec.Volumes, v1.Volume{
Name: "istio-envoy",
VolumeSource: v1.VolumeSource{
EmptyDir: &v1.EmptyDirVolumeSource{
Medium: "Memory",
},
},
}, v1.Volume{
Name: "istio-certs",
VolumeSource: v1.VolumeSource{
Secret: &v1.SecretVolumeSource{
SecretName: "istio.default",
Optional: &optional,
},
},