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

327 lines
8.2 KiB
Go

package service
import (
"bufio"
"context"
"encoding/json"
"fmt"
"os"
"path"
"strings"
"github.com/1Panel-dev/1Panel/backend/app/dto"
"github.com/1Panel-dev/1Panel/backend/constant"
"github.com/1Panel-dev/1Panel/backend/utils/cmd"
"github.com/1Panel-dev/1Panel/backend/utils/docker"
"github.com/pkg/errors"
)
type DockerService struct{}
type IDockerService interface {
UpdateConf(req dto.SettingUpdate) error
UpdateLogOption(req dto.LogOption) error
UpdateConfByFile(info dto.DaemonJsonUpdateByFile) error
LoadDockerStatus() string
LoadDockerConf() *dto.DaemonJsonConf
OperateDocker(req dto.DockerOperation) error
}
func NewIDockerService() IDockerService {
return &DockerService{}
}
type daemonJsonItem struct {
Status string `json:"status"`
Mirrors []string `json:"registry-mirrors"`
Registries []string `json:"insecure-registries"`
LiveRestore bool `json:"live-restore"`
IPTables bool `json:"iptables"`
ExecOpts []string `json:"exec-opts"`
LogOption logOption `json:"log-opts"`
}
type logOption struct {
LogMaxSize string `json:"max-size"`
LogMaxFile string `json:"max-file"`
}
func (u *DockerService) LoadDockerStatus() string {
client, err := docker.NewDockerClient()
if err != nil {
return constant.Stopped
}
if _, err := client.Ping(context.Background()); err != nil {
return constant.Stopped
}
return constant.StatusRunning
}
func (u *DockerService) LoadDockerConf() *dto.DaemonJsonConf {
ctx := context.Background()
var data dto.DaemonJsonConf
data.IPTables = true
data.Status = constant.StatusRunning
data.Version = "-"
client, err := docker.NewDockerClient()
if err != nil {
data.Status = constant.Stopped
} else {
if _, err := client.Ping(ctx); err != nil {
data.Status = constant.Stopped
}
itemVersion, err := client.ServerVersion(ctx)
if err == nil {
data.Version = itemVersion.Version
}
}
data.IsSwarm = false
stdout2, _ := cmd.Exec("docker info | grep Swarm")
if string(stdout2) == " Swarm: active\n" {
data.IsSwarm = true
}
if _, err := os.Stat(constant.DaemonJsonPath); err != nil {
return &data
}
file, err := os.ReadFile(constant.DaemonJsonPath)
if err != nil {
return &data
}
var conf daemonJsonItem
daemonMap := make(map[string]interface{})
if err := json.Unmarshal(file, &daemonMap); err != nil {
return &data
}
arr, err := json.Marshal(daemonMap)
if err != nil {
return &data
}
if err := json.Unmarshal(arr, &conf); err != nil {
fmt.Println(err)
return &data
}
if _, ok := daemonMap["iptables"]; !ok {
conf.IPTables = true
}
data.CgroupDriver = "cgroupfs"
for _, opt := range conf.ExecOpts {
if strings.HasPrefix(opt, "native.cgroupdriver=") {
data.CgroupDriver = strings.ReplaceAll(opt, "native.cgroupdriver=", "")
break
}
}
data.LogMaxSize = conf.LogOption.LogMaxSize
data.LogMaxFile = conf.LogOption.LogMaxFile
data.Mirrors = conf.Mirrors
data.Registries = conf.Registries
data.IPTables = conf.IPTables
data.LiveRestore = conf.LiveRestore
return &data
}
func (u *DockerService) UpdateConf(req dto.SettingUpdate) error {
if _, err := os.Stat(constant.DaemonJsonPath); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(path.Dir(constant.DaemonJsonPath), os.ModePerm); err != nil {
return err
}
_, _ = os.Create(constant.DaemonJsonPath)
}
file, err := os.ReadFile(constant.DaemonJsonPath)
if err != nil {
return err
}
daemonMap := make(map[string]interface{})
_ = json.Unmarshal(file, &daemonMap)
switch req.Key {
case "Registries":
req.Value = strings.TrimRight(req.Value, ",")
if len(req.Value) == 0 {
delete(daemonMap, "insecure-registries")
} else {
daemonMap["insecure-registries"] = strings.Split(req.Value, ",")
}
case "Mirrors":
req.Value = strings.TrimRight(req.Value, ",")
if len(req.Value) == 0 {
delete(daemonMap, "registry-mirrors")
} else {
daemonMap["registry-mirrors"] = strings.Split(req.Value, ",")
}
case "LogOption":
if req.Value == "disable" {
delete(daemonMap, "log-opts")
}
case "LiveRestore":
if req.Value == "disable" {
delete(daemonMap, "live-restore")
} else {
daemonMap["live-restore"] = true
}
case "IPtables":
if req.Value == "enable" {
delete(daemonMap, "iptables")
} else {
daemonMap["iptables"] = false
}
case "Dirver":
if opts, ok := daemonMap["exec-opts"]; ok {
if optsValue, isArray := opts.([]interface{}); isArray {
for i := 0; i < len(optsValue); i++ {
if opt, isStr := optsValue[i].(string); isStr {
if strings.HasPrefix(opt, "native.cgroupdriver=") {
optsValue[i] = "native.cgroupdriver=" + req.Value
break
}
}
}
}
} else {
if req.Value == "systemd" {
daemonMap["exec-opts"] = []string{"native.cgroupdriver=systemd"}
}
}
}
if len(daemonMap) == 0 {
_ = os.Remove(constant.DaemonJsonPath)
return nil
}
newJson, err := json.MarshalIndent(daemonMap, "", "\t")
if err != nil {
return err
}
if err := os.WriteFile(constant.DaemonJsonPath, newJson, 0640); err != nil {
return err
}
stdout, err := cmd.Exec("systemctl restart docker")
if err != nil {
return errors.New(string(stdout))
}
return nil
}
func (u *DockerService) UpdateLogOption(req dto.LogOption) error {
if _, err := os.Stat(constant.DaemonJsonPath); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(path.Dir(constant.DaemonJsonPath), os.ModePerm); err != nil {
return err
}
_, _ = os.Create(constant.DaemonJsonPath)
}
file, err := os.ReadFile(constant.DaemonJsonPath)
if err != nil {
return err
}
daemonMap := make(map[string]interface{})
_ = json.Unmarshal(file, &daemonMap)
changeLogOption(daemonMap, req.LogMaxFile, req.LogMaxSize)
if len(daemonMap) == 0 {
_ = os.Remove(constant.DaemonJsonPath)
return nil
}
newJson, err := json.MarshalIndent(daemonMap, "", "\t")
if err != nil {
return err
}
if err := os.WriteFile(constant.DaemonJsonPath, newJson, 0640); err != nil {
return err
}
stdout, err := cmd.Exec("systemctl restart docker")
if err != nil {
return errors.New(string(stdout))
}
return nil
}
func (u *DockerService) UpdateConfByFile(req dto.DaemonJsonUpdateByFile) error {
if len(req.File) == 0 {
_ = os.Remove(constant.DaemonJsonPath)
return nil
}
if _, err := os.Stat(constant.DaemonJsonPath); err != nil && os.IsNotExist(err) {
if err = os.MkdirAll(path.Dir(constant.DaemonJsonPath), os.ModePerm); err != nil {
return err
}
_, _ = os.Create(constant.DaemonJsonPath)
}
file, err := os.OpenFile(constant.DaemonJsonPath, os.O_WRONLY|os.O_TRUNC, 0640)
if err != nil {
return err
}
defer file.Close()
write := bufio.NewWriter(file)
_, _ = write.WriteString(req.File)
write.Flush()
stdout, err := cmd.Exec("systemctl restart docker")
if err != nil {
return errors.New(string(stdout))
}
return nil
}
func (u *DockerService) OperateDocker(req dto.DockerOperation) error {
service := "docker"
if req.Operation == "stop" {
service = "docker.socket"
}
stdout, err := cmd.Execf("systemctl %s %s ", req.Operation, service)
if err != nil {
return errors.New(string(stdout))
}
return nil
}
func changeLogOption(daemonMap map[string]interface{}, logMaxFile, logMaxSize string) {
if opts, ok := daemonMap["log-opts"]; ok {
if len(logMaxFile) != 0 || len(logMaxSize) != 0 {
daemonMap["log-driver"] = "json-file"
}
optsMap, isMap := opts.(map[string]interface{})
if isMap {
if len(logMaxFile) != 0 {
optsMap["max-file"] = logMaxFile
} else {
delete(optsMap, "max-file")
}
if len(logMaxSize) != 0 {
optsMap["max-size"] = logMaxSize
} else {
delete(optsMap, "max-size")
}
if len(optsMap) == 0 {
delete(daemonMap, "log-opts")
}
} else {
optsMap := make(map[string]interface{})
if len(logMaxFile) != 0 {
optsMap["max-file"] = logMaxFile
}
if len(logMaxSize) != 0 {
optsMap["max-size"] = logMaxSize
}
if len(optsMap) != 0 {
daemonMap["log-opts"] = optsMap
}
}
} else {
if len(logMaxFile) != 0 || len(logMaxSize) != 0 {
daemonMap["log-driver"] = "json-file"
}
optsMap := make(map[string]interface{})
if len(logMaxFile) != 0 {
optsMap["max-file"] = logMaxFile
}
if len(logMaxSize) != 0 {
optsMap["max-size"] = logMaxSize
}
if len(optsMap) != 0 {
daemonMap["log-opts"] = optsMap
}
}
}