1Panel/backend/app/service/container.go

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package service
import (
"context"
"encoding/base64"
"encoding/json"
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"fmt"
"io"
"os"
"os/exec"
"path/filepath"
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"sort"
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"strconv"
"strings"
"sync"
"syscall"
"time"
"unicode/utf8"
"github.com/pkg/errors"
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"github.com/1Panel-dev/1Panel/backend/app/dto"
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"github.com/1Panel-dev/1Panel/backend/buserr"
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"github.com/1Panel-dev/1Panel/backend/constant"
"github.com/1Panel-dev/1Panel/backend/global"
"github.com/1Panel-dev/1Panel/backend/utils/cmd"
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"github.com/1Panel-dev/1Panel/backend/utils/common"
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"github.com/1Panel-dev/1Panel/backend/utils/docker"
"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/container"
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"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/api/types/mount"
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"github.com/docker/docker/api/types/network"
"github.com/docker/docker/api/types/registry"
"github.com/docker/docker/client"
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"github.com/docker/go-connections/nat"
"github.com/gorilla/websocket"
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v1 "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/shirou/gopsutil/v3/cpu"
"github.com/shirou/gopsutil/v3/mem"
)
type ContainerService struct{}
type IContainerService interface {
Page(req dto.PageContainer) (int64, interface{}, error)
List() ([]string, error)
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PageNetwork(req dto.SearchWithPage) (int64, interface{}, error)
ListNetwork() ([]dto.Options, error)
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PageVolume(req dto.SearchWithPage) (int64, interface{}, error)
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ListVolume() ([]dto.Options, error)
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PageCompose(req dto.SearchWithPage) (int64, interface{}, error)
CreateCompose(req dto.ComposeCreate) (string, error)
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ComposeOperation(req dto.ComposeOperation) error
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ContainerCreate(req dto.ContainerOperate) error
ContainerUpdate(req dto.ContainerOperate) error
ContainerUpgrade(req dto.ContainerUpgrade) error
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ContainerInfo(req dto.OperationWithName) (*dto.ContainerOperate, error)
ContainerListStats() ([]dto.ContainerListStats, error)
LoadResourceLimit() (*dto.ResourceLimit, error)
ContainerRename(req dto.ContainerRename) error
ContainerLogClean(req dto.OperationWithName) error
ContainerOperation(req dto.ContainerOperation) error
ContainerLogs(wsConn *websocket.Conn, containerType, container, since, tail string, follow bool) error
ContainerStats(id string) (*dto.ContainerStats, error)
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Inspect(req dto.InspectReq) (string, error)
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DeleteNetwork(req dto.BatchDelete) error
CreateNetwork(req dto.NetworkCreate) error
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DeleteVolume(req dto.BatchDelete) error
CreateVolume(req dto.VolumeCreate) error
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TestCompose(req dto.ComposeCreate) (bool, error)
ComposeUpdate(req dto.ComposeUpdate) error
Prune(req dto.ContainerPrune) (dto.ContainerPruneReport, error)
LoadContainerLogs(req dto.OperationWithNameAndType) string
}
func NewIContainerService() IContainerService {
return &ContainerService{}
}
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func (u *ContainerService) Page(req dto.PageContainer) (int64, interface{}, error) {
var (
records []types.Container
list []types.Container
)
client, err := docker.NewDockerClient()
if err != nil {
return 0, nil, err
}
options := container.ListOptions{
All: true,
}
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if len(req.Filters) != 0 {
options.Filters = filters.NewArgs()
options.Filters.Add("label", req.Filters)
}
containers, err := client.ContainerList(context.Background(), options)
if err != nil {
return 0, nil, err
}
if req.ExcludeAppStore {
for _, item := range containers {
if created, ok := item.Labels[composeCreatedBy]; ok && created == "Apps" {
continue
}
list = append(list, item)
}
} else {
list = containers
}
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if len(req.Name) != 0 {
length, count := len(list), 0
for count < length {
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if !strings.Contains(list[count].Names[0][1:], req.Name) {
list = append(list[:count], list[(count+1):]...)
length--
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} else {
count++
}
}
}
if req.State != "all" {
length, count := len(list), 0
for count < length {
if list[count].State != req.State {
list = append(list[:count], list[(count+1):]...)
length--
} else {
count++
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}
}
}
switch req.OrderBy {
case "name":
sort.Slice(list, func(i, j int) bool {
if req.Order == constant.OrderAsc {
return list[i].Names[0][1:] < list[j].Names[0][1:]
}
return list[i].Names[0][1:] > list[j].Names[0][1:]
})
case "state":
sort.Slice(list, func(i, j int) bool {
if req.Order == constant.OrderAsc {
return list[i].State < list[j].State
}
return list[i].State > list[j].State
})
default:
sort.Slice(list, func(i, j int) bool {
if req.Order == constant.OrderAsc {
return list[i].Created < list[j].Created
}
return list[i].Created > list[j].Created
})
}
total, start, end := len(list), (req.Page-1)*req.PageSize, req.Page*req.PageSize
if start > total {
records = make([]types.Container, 0)
} else {
if end >= total {
end = total
}
records = list[start:end]
}
backDatas := make([]dto.ContainerInfo, len(records))
for i := 0; i < len(records); i++ {
item := records[i]
IsFromCompose := false
if _, ok := item.Labels[composeProjectLabel]; ok {
IsFromCompose = true
}
IsFromApp := false
if created, ok := item.Labels[composeCreatedBy]; ok && created == "Apps" {
IsFromApp = true
}
ports := loadContainerPort(item.Ports)
info := dto.ContainerInfo{
ContainerID: item.ID,
CreateTime: time.Unix(item.Created, 0).Format("2006-01-02 15:04:05"),
Name: item.Names[0][1:],
ImageId: strings.Split(item.ImageID, ":")[1],
ImageName: item.Image,
State: item.State,
RunTime: item.Status,
Ports: ports,
IsFromApp: IsFromApp,
IsFromCompose: IsFromCompose,
}
install, _ := appInstallRepo.GetFirst(appInstallRepo.WithContainerName(info.Name))
if install.ID > 0 {
info.AppInstallName = install.Name
info.AppName = install.App.Name
websites, _ := websiteRepo.GetBy(websiteRepo.WithAppInstallId(install.ID))
for _, website := range websites {
info.Websites = append(info.Websites, website.PrimaryDomain)
}
}
backDatas[i] = info
if item.NetworkSettings != nil && len(item.NetworkSettings.Networks) > 0 {
networks := make([]string, 0, len(item.NetworkSettings.Networks))
for key := range item.NetworkSettings.Networks {
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networks = append(networks, item.NetworkSettings.Networks[key].IPAddress)
}
sort.Strings(networks)
backDatas[i].Network = networks
}
}
return int64(total), backDatas, nil
}
func (u *ContainerService) List() ([]string, error) {
client, err := docker.NewDockerClient()
if err != nil {
return nil, err
}
containers, err := client.ContainerList(context.Background(), container.ListOptions{All: true})
if err != nil {
return nil, err
}
var datas []string
for _, container := range containers {
for _, name := range container.Names {
if len(name) != 0 {
datas = append(datas, strings.TrimPrefix(name, "/"))
}
}
}
return datas, nil
}
func (u *ContainerService) ContainerListStats() ([]dto.ContainerListStats, error) {
client, err := docker.NewDockerClient()
if err != nil {
return nil, err
}
list, err := client.ContainerList(context.Background(), container.ListOptions{All: true})
if err != nil {
return nil, err
}
var datas []dto.ContainerListStats
var wg sync.WaitGroup
wg.Add(len(list))
for i := 0; i < len(list); i++ {
go func(item types.Container) {
datas = append(datas, loadCpuAndMem(client, item.ID))
wg.Done()
}(list[i])
}
wg.Wait()
return datas, nil
}
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func (u *ContainerService) Inspect(req dto.InspectReq) (string, error) {
client, err := docker.NewDockerClient()
if err != nil {
return "", err
}
var inspectInfo interface{}
switch req.Type {
case "container":
inspectInfo, err = client.ContainerInspect(context.Background(), req.ID)
case "image":
inspectInfo, _, err = client.ImageInspectWithRaw(context.Background(), req.ID)
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case "network":
inspectInfo, err = client.NetworkInspect(context.TODO(), req.ID, types.NetworkInspectOptions{})
case "volume":
inspectInfo, err = client.VolumeInspect(context.TODO(), req.ID)
}
if err != nil {
return "", err
}
bytes, err := json.Marshal(inspectInfo)
if err != nil {
return "", err
}
return string(bytes), nil
}
func (u *ContainerService) Prune(req dto.ContainerPrune) (dto.ContainerPruneReport, error) {
report := dto.ContainerPruneReport{}
client, err := docker.NewDockerClient()
if err != nil {
return report, err
}
pruneFilters := filters.NewArgs()
if req.WithTagAll {
pruneFilters.Add("dangling", "false")
if req.PruneType != "image" {
pruneFilters.Add("until", "24h")
}
}
switch req.PruneType {
case "container":
rep, err := client.ContainersPrune(context.Background(), pruneFilters)
if err != nil {
return report, err
}
report.DeletedNumber = len(rep.ContainersDeleted)
report.SpaceReclaimed = int(rep.SpaceReclaimed)
case "image":
rep, err := client.ImagesPrune(context.Background(), pruneFilters)
if err != nil {
return report, err
}
report.DeletedNumber = len(rep.ImagesDeleted)
report.SpaceReclaimed = int(rep.SpaceReclaimed)
case "network":
rep, err := client.NetworksPrune(context.Background(), pruneFilters)
if err != nil {
return report, err
}
report.DeletedNumber = len(rep.NetworksDeleted)
case "volume":
rep, err := client.VolumesPrune(context.Background(), pruneFilters)
if err != nil {
return report, err
}
report.DeletedNumber = len(rep.VolumesDeleted)
report.SpaceReclaimed = int(rep.SpaceReclaimed)
}
return report, nil
}
func (u *ContainerService) LoadResourceLimit() (*dto.ResourceLimit, error) {
cpuCounts, err := cpu.Counts(true)
if err != nil {
return nil, fmt.Errorf("load cpu limit failed, err: %v", err)
}
memoryInfo, err := mem.VirtualMemory()
if err != nil {
return nil, fmt.Errorf("load memory limit failed, err: %v", err)
}
data := dto.ResourceLimit{
CPU: cpuCounts,
Memory: memoryInfo.Total,
}
return &data, nil
}
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func (u *ContainerService) ContainerCreate(req dto.ContainerOperate) error {
client, err := docker.NewDockerClient()
if err != nil {
return err
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}
ctx := context.Background()
newContainer, _ := client.ContainerInspect(ctx, req.Name)
if newContainer.ContainerJSONBase != nil {
return buserr.New(constant.ErrContainerName)
}
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if !checkImageExist(client, req.Image) || req.ForcePull {
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if err := pullImages(ctx, client, req.Image); err != nil {
if !req.ForcePull {
return err
}
global.LOG.Errorf("force pull image %s failed, err: %v", req.Image, err)
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}
}
imageInfo, _, err := client.ImageInspectWithRaw(ctx, req.Image)
if err != nil {
return err
}
if len(req.Entrypoint) == 0 {
req.Entrypoint = imageInfo.Config.Entrypoint
}
if len(req.Cmd) == 0 {
req.Cmd = imageInfo.Config.Cmd
}
config, hostConf, networkConf, err := loadConfigInfo(true, req, nil)
if err != nil {
return err
}
global.LOG.Infof("new container info %s has been made, now start to create", req.Name)
con, err := client.ContainerCreate(ctx, config, hostConf, networkConf, &v1.Platform{}, req.Name)
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if err != nil {
_ = client.ContainerRemove(ctx, req.Name, container.RemoveOptions{RemoveVolumes: true, Force: true})
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return err
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}
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global.LOG.Infof("create container %s successful! now check if the container is started and delete the container information if it is not.", req.Name)
if err := client.ContainerStart(ctx, con.ID, container.StartOptions{}); err != nil {
_ = client.ContainerRemove(ctx, req.Name, container.RemoveOptions{RemoveVolumes: true, Force: true})
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return fmt.Errorf("create successful but start failed, err: %v", err)
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}
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return nil
}
func (u *ContainerService) ContainerInfo(req dto.OperationWithName) (*dto.ContainerOperate, error) {
client, err := docker.NewDockerClient()
if err != nil {
return nil, err
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}
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ctx := context.Background()
oldContainer, err := client.ContainerInspect(ctx, req.Name)
if err != nil {
return nil, err
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}
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var data dto.ContainerOperate
data.ContainerID = oldContainer.ID
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data.Name = strings.ReplaceAll(oldContainer.Name, "/", "")
data.Image = oldContainer.Config.Image
if oldContainer.NetworkSettings != nil {
for network := range oldContainer.NetworkSettings.Networks {
data.Network = network
break
}
}
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data.Cmd = oldContainer.Config.Cmd
data.OpenStdin = oldContainer.Config.OpenStdin
data.Tty = oldContainer.Config.Tty
data.Entrypoint = oldContainer.Config.Entrypoint
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data.Env = oldContainer.Config.Env
data.CPUShares = oldContainer.HostConfig.CPUShares
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for key, val := range oldContainer.Config.Labels {
data.Labels = append(data.Labels, fmt.Sprintf("%s=%s", key, val))
}
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for key, val := range oldContainer.HostConfig.PortBindings {
var itemPort dto.PortHelper
if !strings.Contains(string(key), "/") {
continue
}
itemPort.ContainerPort = strings.Split(string(key), "/")[0]
itemPort.Protocol = strings.Split(string(key), "/")[1]
for _, binds := range val {
itemPort.HostIP = binds.HostIP
itemPort.HostPort = binds.HostPort
data.ExposedPorts = append(data.ExposedPorts, itemPort)
}
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}
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data.AutoRemove = oldContainer.HostConfig.AutoRemove
data.Privileged = oldContainer.HostConfig.Privileged
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data.PublishAllPorts = oldContainer.HostConfig.PublishAllPorts
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data.RestartPolicy = string(oldContainer.HostConfig.RestartPolicy.Name)
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if oldContainer.HostConfig.NanoCPUs != 0 {
data.NanoCPUs = float64(oldContainer.HostConfig.NanoCPUs) / 1000000000
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}
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if oldContainer.HostConfig.Memory != 0 {
data.Memory = float64(oldContainer.HostConfig.Memory) / 1024 / 1024
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}
data.Volumes = loadVolumeBinds(oldContainer.Mounts)
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return &data, nil
}
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func (u *ContainerService) ContainerUpdate(req dto.ContainerOperate) error {
client, err := docker.NewDockerClient()
if err != nil {
return err
}
ctx := context.Background()
newContainer, _ := client.ContainerInspect(ctx, req.Name)
if newContainer.ContainerJSONBase != nil && newContainer.ID != req.ContainerID {
return buserr.New(constant.ErrContainerName)
}
oldContainer, err := client.ContainerInspect(ctx, req.ContainerID)
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if err != nil {
return err
}
if !checkImageExist(client, req.Image) || req.ForcePull {
if err := pullImages(ctx, client, req.Image); err != nil {
if !req.ForcePull {
return err
}
return fmt.Errorf("pull image %s failed, err: %v", req.Image, err)
}
}
if err := client.ContainerRemove(ctx, req.ContainerID, container.RemoveOptions{Force: true}); err != nil {
return err
}
config, hostConf, networkConf, err := loadConfigInfo(false, req, &oldContainer)
if err != nil {
reCreateAfterUpdate(req.Name, client, oldContainer.Config, oldContainer.HostConfig, oldContainer.NetworkSettings)
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return err
}
global.LOG.Infof("new container info %s has been update, now start to recreate", req.Name)
con, err := client.ContainerCreate(ctx, config, hostConf, networkConf, &v1.Platform{}, req.Name)
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if err != nil {
reCreateAfterUpdate(req.Name, client, oldContainer.Config, oldContainer.HostConfig, oldContainer.NetworkSettings)
return fmt.Errorf("update container failed, err: %v", err)
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}
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global.LOG.Infof("update container %s successful! now check if the container is started.", req.Name)
if err := client.ContainerStart(ctx, con.ID, container.StartOptions{}); err != nil {
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return fmt.Errorf("update successful but start failed, err: %v", err)
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}
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return nil
}
func (u *ContainerService) ContainerUpgrade(req dto.ContainerUpgrade) error {
client, err := docker.NewDockerClient()
if err != nil {
return err
}
ctx := context.Background()
oldContainer, err := client.ContainerInspect(ctx, req.Name)
if err != nil {
return err
}
if !checkImageExist(client, req.Image) || req.ForcePull {
if err := pullImages(ctx, client, req.Image); err != nil {
if !req.ForcePull {
return err
}
return fmt.Errorf("pull image %s failed, err: %v", req.Image, err)
}
}
config := oldContainer.Config
config.Image = req.Image
hostConf := oldContainer.HostConfig
var networkConf network.NetworkingConfig
if oldContainer.NetworkSettings != nil {
for networkKey := range oldContainer.NetworkSettings.Networks {
networkConf.EndpointsConfig = map[string]*network.EndpointSettings{networkKey: {}}
break
}
}
if err := client.ContainerRemove(ctx, req.Name, container.RemoveOptions{Force: true}); err != nil {
return err
}
global.LOG.Infof("new container info %s has been update, now start to recreate", req.Name)
con, err := client.ContainerCreate(ctx, config, hostConf, &networkConf, &v1.Platform{}, req.Name)
if err != nil {
reCreateAfterUpdate(req.Name, client, oldContainer.Config, oldContainer.HostConfig, oldContainer.NetworkSettings)
return fmt.Errorf("upgrade container failed, err: %v", err)
}
global.LOG.Infof("upgrade container %s successful! now check if the container is started.", req.Name)
if err := client.ContainerStart(ctx, con.ID, container.StartOptions{}); err != nil {
return fmt.Errorf("upgrade successful but start failed, err: %v", err)
}
return nil
}
func (u *ContainerService) ContainerRename(req dto.ContainerRename) error {
ctx := context.Background()
client, err := docker.NewDockerClient()
if err != nil {
return err
}
newContainer, _ := client.ContainerInspect(ctx, req.NewName)
if newContainer.ContainerJSONBase != nil {
return buserr.New(constant.ErrContainerName)
}
return client.ContainerRename(ctx, req.Name, req.NewName)
}
func (u *ContainerService) ContainerOperation(req dto.ContainerOperation) error {
var err error
ctx := context.Background()
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client, err := docker.NewDockerClient()
if err != nil {
return err
}
for _, item := range req.Names {
global.LOG.Infof("start container %s operation %s", item, req.Operation)
switch req.Operation {
case constant.ContainerOpStart:
err = client.ContainerStart(ctx, item, container.StartOptions{})
case constant.ContainerOpStop:
err = client.ContainerStop(ctx, item, container.StopOptions{})
case constant.ContainerOpRestart:
err = client.ContainerRestart(ctx, item, container.StopOptions{})
case constant.ContainerOpKill:
err = client.ContainerKill(ctx, item, "SIGKILL")
case constant.ContainerOpPause:
err = client.ContainerPause(ctx, item)
case constant.ContainerOpUnpause:
err = client.ContainerUnpause(ctx, item)
case constant.ContainerOpRemove:
err = client.ContainerRemove(ctx, item, container.RemoveOptions{RemoveVolumes: true, Force: true})
}
}
return err
}
func (u *ContainerService) ContainerLogClean(req dto.OperationWithName) error {
client, err := docker.NewDockerClient()
if err != nil {
return err
}
ctx := context.Background()
containerItem, err := client.ContainerInspect(ctx, req.Name)
if err != nil {
return err
}
if err := client.ContainerStop(ctx, containerItem.ID, container.StopOptions{}); err != nil {
return err
}
file, err := os.OpenFile(containerItem.LogPath, os.O_RDWR|os.O_CREATE, 0666)
if err != nil {
return err
}
defer file.Close()
if err = file.Truncate(0); err != nil {
return err
}
_, _ = file.Seek(0, 0)
files, _ := filepath.Glob(fmt.Sprintf("%s.*", containerItem.LogPath))
for _, file := range files {
_ = os.Remove(file)
}
if err := client.ContainerStart(ctx, containerItem.ID, container.StartOptions{}); err != nil {
return err
}
return nil
}
func (u *ContainerService) ContainerLogs(wsConn *websocket.Conn, containerType, container, since, tail string, follow bool) error {
defer func() { wsConn.Close() }()
if cmd.CheckIllegal(container, since, tail) {
return buserr.New(constant.ErrCmdIllegal)
}
commandName := "docker"
commandArg := []string{"logs", container}
if containerType == "compose" {
commandName = "docker-compose"
commandArg = []string{"-f", container, "logs"}
}
if tail != "0" {
commandArg = append(commandArg, "--tail")
commandArg = append(commandArg, tail)
}
if since != "all" {
commandArg = append(commandArg, "--since")
commandArg = append(commandArg, since)
}
if follow {
commandArg = append(commandArg, "-f")
}
if !follow {
commandArg = append(commandArg, "2>&1")
cmd := exec.Command(commandName, commandArg...)
stdout, _ := cmd.CombinedOutput()
if !utf8.Valid(stdout) {
return errors.New("invalid utf8")
}
if err := wsConn.WriteMessage(websocket.TextMessage, stdout); err != nil {
global.LOG.Errorf("send message with log to ws failed, err: %v", err)
}
return nil
}
cmd := exec.Command(commandName, commandArg...)
stdout, err := cmd.StdoutPipe()
if err != nil {
_ = cmd.Process.Signal(syscall.SIGTERM)
return err
}
if err := cmd.Start(); err != nil {
_ = cmd.Process.Signal(syscall.SIGTERM)
return err
}
exitCh := make(chan struct{})
go func() {
_, wsData, _ := wsConn.ReadMessage()
if string(wsData) == "close conn" {
_ = cmd.Process.Signal(syscall.SIGTERM)
exitCh <- struct{}{}
}
}()
go func() {
buffer := make([]byte, 1024)
for {
select {
case <-exitCh:
return
default:
n, err := stdout.Read(buffer)
if err != nil {
if err == io.EOF {
return
}
global.LOG.Errorf("read bytes from log failed, err: %v", err)
continue
}
if !utf8.Valid(buffer[:n]) {
continue
}
if err = wsConn.WriteMessage(websocket.TextMessage, buffer[:n]); err != nil {
global.LOG.Errorf("send message with log to ws failed, err: %v", err)
return
}
}
}
}()
_ = cmd.Wait()
return nil
}
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func (u *ContainerService) ContainerStats(id string) (*dto.ContainerStats, error) {
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client, err := docker.NewDockerClient()
if err != nil {
return nil, err
}
res, err := client.ContainerStats(context.TODO(), id, false)
if err != nil {
return nil, err
}
defer res.Body.Close()
body, err := io.ReadAll(res.Body)
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if err != nil {
res.Body.Close()
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return nil, err
}
res.Body.Close()
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var stats *types.StatsJSON
if err := json.Unmarshal(body, &stats); err != nil {
return nil, err
}
var data dto.ContainerStats
data.CPUPercent = calculateCPUPercentUnix(stats)
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data.IORead, data.IOWrite = calculateBlockIO(stats.BlkioStats)
data.Memory = float64(stats.MemoryStats.Usage) / 1024 / 1024
if cache, ok := stats.MemoryStats.Stats["cache"]; ok {
data.Cache = float64(cache) / 1024 / 1024
}
data.NetworkRX, data.NetworkTX = calculateNetwork(stats.Networks)
data.ShotTime = stats.Read
return &data, nil
}
func (u *ContainerService) LoadContainerLogs(req dto.OperationWithNameAndType) string {
filePath := ""
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if req.Type == "compose-detail" {
cli, err := docker.NewDockerClient()
if err != nil {
return ""
}
options := container.ListOptions{All: true}
options.Filters = filters.NewArgs()
options.Filters.Add("label", fmt.Sprintf("%s=%s", composeProjectLabel, req.Name))
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containers, err := cli.ContainerList(context.Background(), options)
if err != nil {
return ""
}
for _, container := range containers {
config := container.Labels[composeConfigLabel]
workdir := container.Labels[composeWorkdirLabel]
if len(config) != 0 && len(workdir) != 0 && strings.Contains(config, workdir) {
filePath = config
break
} else {
filePath = workdir
break
}
}
}
if _, err := os.Stat(filePath); err != nil {
return ""
}
content, err := os.ReadFile(filePath)
if err != nil {
return ""
}
return string(content)
}
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func stringsToMap(list []string) map[string]string {
var labelMap = make(map[string]string)
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for _, label := range list {
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if strings.Contains(label, "=") {
sps := strings.SplitN(label, "=", 2)
labelMap[sps[0]] = sps[1]
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}
}
return labelMap
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}
func calculateCPUPercentUnix(stats *types.StatsJSON) float64 {
cpuPercent := 0.0
cpuDelta := float64(stats.CPUStats.CPUUsage.TotalUsage) - float64(stats.PreCPUStats.CPUUsage.TotalUsage)
systemDelta := float64(stats.CPUStats.SystemUsage) - float64(stats.PreCPUStats.SystemUsage)
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if systemDelta > 0.0 && cpuDelta > 0.0 {
cpuPercent = (cpuDelta / systemDelta) * 100.0
if len(stats.CPUStats.CPUUsage.PercpuUsage) != 0 {
cpuPercent = cpuPercent * float64(len(stats.CPUStats.CPUUsage.PercpuUsage))
}
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}
return cpuPercent
}
func calculateMemPercentUnix(memStats types.MemoryStats) float64 {
memPercent := 0.0
memUsage := float64(memStats.Usage)
memLimit := float64(memStats.Limit)
if memUsage > 0.0 && memLimit > 0.0 {
memPercent = (memUsage / memLimit) * 100.0
}
return memPercent
}
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func calculateBlockIO(blkio types.BlkioStats) (blkRead float64, blkWrite float64) {
for _, bioEntry := range blkio.IoServiceBytesRecursive {
switch strings.ToLower(bioEntry.Op) {
case "read":
blkRead = (blkRead + float64(bioEntry.Value)) / 1024 / 1024
case "write":
blkWrite = (blkWrite + float64(bioEntry.Value)) / 1024 / 1024
}
}
return
}
func calculateNetwork(network map[string]types.NetworkStats) (float64, float64) {
var rx, tx float64
for _, v := range network {
rx += float64(v.RxBytes) / 1024
tx += float64(v.TxBytes) / 1024
}
return rx, tx
}
func checkImageExist(client *client.Client, image string) bool {
images, err := client.ImageList(context.Background(), types.ImageListOptions{})
if err != nil {
fmt.Println(err)
return false
}
for _, img := range images {
for _, tag := range img.RepoTags {
if tag == image || tag == image+":latest" {
return true
}
}
}
return false
}
func pullImages(ctx context.Context, client *client.Client, image string) error {
options := types.ImagePullOptions{}
repos, _ := imageRepoRepo.List()
if len(repos) != 0 {
for _, repo := range repos {
if strings.HasPrefix(image, repo.DownloadUrl) && repo.Auth {
authConfig := registry.AuthConfig{
Username: repo.Username,
Password: repo.Password,
}
encodedJSON, err := json.Marshal(authConfig)
if err != nil {
return err
}
authStr := base64.URLEncoding.EncodeToString(encodedJSON)
options.RegistryAuth = authStr
}
}
}
out, err := client.ImagePull(ctx, image, options)
if err != nil {
return err
}
defer out.Close()
_, err = io.Copy(io.Discard, out)
if err != nil {
return err
}
return nil
}
func loadCpuAndMem(client *client.Client, container string) dto.ContainerListStats {
data := dto.ContainerListStats{
ContainerID: container,
}
res, err := client.ContainerStats(context.Background(), container, false)
if err != nil {
return data
}
body, err := io.ReadAll(res.Body)
if err != nil {
res.Body.Close()
return data
}
res.Body.Close()
var stats *types.StatsJSON
if err := json.Unmarshal(body, &stats); err != nil {
return data
}
data.CPUTotalUsage = stats.CPUStats.CPUUsage.TotalUsage - stats.PreCPUStats.CPUUsage.TotalUsage
data.SystemUsage = stats.CPUStats.SystemUsage - stats.PreCPUStats.SystemUsage
data.CPUPercent = calculateCPUPercentUnix(stats)
data.PercpuUsage = len(stats.CPUStats.CPUUsage.PercpuUsage)
data.MemoryCache = stats.MemoryStats.Stats["cache"]
data.MemoryUsage = stats.MemoryStats.Usage
data.MemoryLimit = stats.MemoryStats.Limit
data.MemoryPercent = calculateMemPercentUnix(stats.MemoryStats)
return data
}
func checkPortStats(ports []dto.PortHelper) (nat.PortMap, error) {
portMap := make(nat.PortMap)
if len(ports) == 0 {
return portMap, nil
}
for _, port := range ports {
if strings.Contains(port.ContainerPort, "-") {
if !strings.Contains(port.HostPort, "-") {
return portMap, buserr.New(constant.ErrPortRules)
}
hostStart, _ := strconv.Atoi(strings.Split(port.HostPort, "-")[0])
hostEnd, _ := strconv.Atoi(strings.Split(port.HostPort, "-")[1])
containerStart, _ := strconv.Atoi(strings.Split(port.ContainerPort, "-")[0])
containerEnd, _ := strconv.Atoi(strings.Split(port.ContainerPort, "-")[1])
if (hostEnd-hostStart) <= 0 || (containerEnd-containerStart) <= 0 {
return portMap, buserr.New(constant.ErrPortRules)
}
if (containerEnd - containerStart) != (hostEnd - hostStart) {
return portMap, buserr.New(constant.ErrPortRules)
}
for i := 0; i <= hostEnd-hostStart; i++ {
bindItem := nat.PortBinding{HostPort: strconv.Itoa(hostStart + i), HostIP: port.HostIP}
portMap[nat.Port(fmt.Sprintf("%d/%s", containerStart+i, port.Protocol))] = []nat.PortBinding{bindItem}
}
for i := hostStart; i <= hostEnd; i++ {
if common.ScanPort(i) {
return portMap, buserr.WithDetail(constant.ErrPortInUsed, i, nil)
}
}
} else {
portItem := 0
if strings.Contains(port.HostPort, "-") {
portItem, _ = strconv.Atoi(strings.Split(port.HostPort, "-")[0])
} else {
portItem, _ = strconv.Atoi(port.HostPort)
}
if common.ScanPort(portItem) {
return portMap, buserr.WithDetail(constant.ErrPortInUsed, portItem, nil)
}
bindItem := nat.PortBinding{HostPort: strconv.Itoa(portItem), HostIP: port.HostIP}
portMap[nat.Port(fmt.Sprintf("%s/%s", port.ContainerPort, port.Protocol))] = []nat.PortBinding{bindItem}
}
}
return portMap, nil
}
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func loadConfigInfo(isCreate bool, req dto.ContainerOperate, oldContainer *types.ContainerJSON) (*container.Config, *container.HostConfig, *network.NetworkingConfig, error) {
var config container.Config
var hostConf container.HostConfig
if !isCreate {
config = *oldContainer.Config
hostConf = *oldContainer.HostConfig
}
var networkConf network.NetworkingConfig
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portMap, err := checkPortStats(req.ExposedPorts)
if err != nil {
return nil, nil, nil, err
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}
exposed := make(nat.PortSet)
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for port := range portMap {
exposed[port] = struct{}{}
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}
config.Image = req.Image
config.Cmd = req.Cmd
config.Entrypoint = req.Entrypoint
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config.Env = req.Env
config.Labels = stringsToMap(req.Labels)
config.ExposedPorts = exposed
config.OpenStdin = req.OpenStdin
config.Tty = req.Tty
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if len(req.Network) != 0 {
switch req.Network {
case "host", "none", "bridge":
hostConf.NetworkMode = container.NetworkMode(req.Network)
}
networkConf.EndpointsConfig = map[string]*network.EndpointSettings{req.Network: {}}
} else {
networkConf = network.NetworkingConfig{}
}
hostConf.Privileged = req.Privileged
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hostConf.AutoRemove = req.AutoRemove
hostConf.CPUShares = req.CPUShares
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hostConf.PublishAllPorts = req.PublishAllPorts
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hostConf.RestartPolicy = container.RestartPolicy{Name: container.RestartPolicyMode(req.RestartPolicy)}
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if req.RestartPolicy == "on-failure" {
hostConf.RestartPolicy.MaximumRetryCount = 5
}
hostConf.NanoCPUs = int64(req.NanoCPUs * 1000000000)
hostConf.Memory = int64(req.Memory * 1024 * 1024)
hostConf.MemorySwap = 0
hostConf.PortBindings = portMap
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hostConf.Binds = []string{}
hostConf.Mounts = []mount.Mount{}
config.Volumes = make(map[string]struct{})
for _, volume := range req.Volumes {
if volume.Type == "volume" {
hostConf.Mounts = append(hostConf.Mounts, mount.Mount{
Type: mount.Type(volume.Type),
Source: volume.SourceDir,
Target: volume.ContainerDir,
})
config.Volumes[volume.ContainerDir] = struct{}{}
} else {
hostConf.Binds = append(hostConf.Binds, fmt.Sprintf("%s:%s:%s", volume.SourceDir, volume.ContainerDir, volume.Mode))
}
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}
return &config, &hostConf, &networkConf, nil
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}
func reCreateAfterUpdate(name string, client *client.Client, config *container.Config, hostConf *container.HostConfig, networkConf *types.NetworkSettings) {
ctx := context.Background()
var oldNetworkConf network.NetworkingConfig
if networkConf != nil {
for networkKey := range networkConf.Networks {
oldNetworkConf.EndpointsConfig = map[string]*network.EndpointSettings{networkKey: {}}
break
}
}
oldContainer, err := client.ContainerCreate(ctx, config, hostConf, &oldNetworkConf, &v1.Platform{}, name)
if err != nil {
global.LOG.Errorf("recreate after container update failed, err: %v", err)
return
}
if err := client.ContainerStart(ctx, oldContainer.ID, container.StartOptions{}); err != nil {
global.LOG.Errorf("restart after container update failed, err: %v", err)
}
global.LOG.Errorf("recreate after container update successful")
}
func loadVolumeBinds(binds []types.MountPoint) []dto.VolumeHelper {
var datas []dto.VolumeHelper
for _, bind := range binds {
var volumeItem dto.VolumeHelper
volumeItem.Type = string(bind.Type)
if bind.Type == "volume" {
volumeItem.SourceDir = bind.Name
} else {
volumeItem.SourceDir = bind.Source
}
volumeItem.ContainerDir = bind.Destination
volumeItem.Mode = "ro"
if bind.RW {
volumeItem.Mode = "rw"
}
datas = append(datas, volumeItem)
}
return datas
}
func loadContainerPort(ports []types.Port) []string {
var (
ipv4Ports []types.Port
ipv6Ports []types.Port
)
for _, port := range ports {
if strings.Contains(port.IP, ":") {
ipv6Ports = append(ipv6Ports, port)
} else {
ipv4Ports = append(ipv4Ports, port)
}
}
list1 := simplifyPort(ipv4Ports)
list2 := simplifyPort(ipv6Ports)
return append(list1, list2...)
}
func simplifyPort(ports []types.Port) []string {
var datas []string
if len(ports) == 0 {
return datas
}
if len(ports) == 1 {
ip := ""
if len(ports[0].IP) != 0 {
ip = ports[0].IP + ":"
}
itemPortStr := fmt.Sprintf("%s%v/%s", ip, ports[0].PrivatePort, ports[0].Type)
if ports[0].PublicPort != 0 {
itemPortStr = fmt.Sprintf("%s%v->%v/%s", ip, ports[0].PublicPort, ports[0].PrivatePort, ports[0].Type)
}
datas = append(datas, itemPortStr)
return datas
}
sort.Slice(ports, func(i, j int) bool {
return ports[i].PrivatePort < ports[j].PrivatePort
})
start := ports[0]
for i := 1; i < len(ports); i++ {
if ports[i].PrivatePort != ports[i-1].PrivatePort+1 || ports[i].IP != ports[i-1].IP || ports[i].PublicPort != ports[i-1].PublicPort+1 || ports[i].Type != ports[i-1].Type {
if ports[i-1].PrivatePort == start.PrivatePort {
itemPortStr := fmt.Sprintf("%s:%v/%s", start.IP, start.PrivatePort, start.Type)
if start.PublicPort != 0 {
itemPortStr = fmt.Sprintf("%s:%v->%v/%s", start.IP, start.PublicPort, start.PrivatePort, start.Type)
}
if len(start.IP) == 0 {
itemPortStr = strings.TrimPrefix(itemPortStr, ":")
}
datas = append(datas, itemPortStr)
} else {
itemPortStr := fmt.Sprintf("%s:%v-%v/%s", start.IP, start.PrivatePort, ports[i-1].PrivatePort, start.Type)
if start.PublicPort != 0 {
itemPortStr = fmt.Sprintf("%s:%v-%v->%v-%v/%s", start.IP, start.PublicPort, ports[i-1].PublicPort, start.PrivatePort, ports[i-1].PrivatePort, start.Type)
}
if len(start.IP) == 0 {
itemPortStr = strings.TrimPrefix(itemPortStr, ":")
}
datas = append(datas, itemPortStr)
}
start = ports[i]
}
if i == len(ports)-1 {
if ports[i].PrivatePort == start.PrivatePort {
itemPortStr := fmt.Sprintf("%s:%v/%s", start.IP, start.PrivatePort, start.Type)
if start.PublicPort != 0 {
itemPortStr = fmt.Sprintf("%s:%v->%v/%s", start.IP, start.PublicPort, start.PrivatePort, start.Type)
}
if len(start.IP) == 0 {
itemPortStr = strings.TrimPrefix(itemPortStr, ":")
}
datas = append(datas, itemPortStr)
} else {
itemPortStr := fmt.Sprintf("%s:%v-%v/%s", start.IP, start.PrivatePort, ports[i].PrivatePort, start.Type)
if start.PublicPort != 0 {
itemPortStr = fmt.Sprintf("%s:%v-%v->%v-%v/%s", start.IP, start.PublicPort, ports[i].PublicPort, start.PrivatePort, ports[i].PrivatePort, start.Type)
}
if len(start.IP) == 0 {
itemPortStr = strings.TrimPrefix(itemPortStr, ":")
}
datas = append(datas, itemPortStr)
}
}
}
return datas
}