94 lines
2.3 KiB
Go
94 lines
2.3 KiB
Go
package docker_base
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import (
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"context"
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"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"
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"github.com/docker/docker/api/types/network"
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client2 "github.com/docker/docker/client"
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"time"
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)
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//创建一个mysql数据库
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func MysqlCreate(mysqlConfig MysqlConfig, dbId string, cpuShares int64, memory int64) (string, error) {
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const imageName = "mysql"
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const imageVersion = "8"
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const imageNet = "oasis"
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cli, err := client2.NewClientWithOpts(client2.FromEnv)
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if err != nil {
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return "", err
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}
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defer cli.Close()
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_, err = cli.ImagePull(context.Background(), imageName+":"+imageVersion, types.ImagePullOptions{})
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isExist := true
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//检查到镜像才继续
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for isExist {
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filter := filters.NewArgs()
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filter.Add("before", imageName+":"+imageVersion)
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list, e := cli.ImageList(context.Background(), types.ImageListOptions{Filters: filter})
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if e == nil && len(list) > 0 {
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isExist = false
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}
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time.Sleep(time.Second)
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}
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var envArr = []string{"MYSQL_ROOT_PASSWORD=" + mysqlConfig.DataBasePassword, "MYSQL_DATABASE=" + mysqlConfig.DataBaseDB}
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res := container.Resources{}
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if cpuShares > 0 {
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res.CPUShares = cpuShares
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}
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if memory > 0 {
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res.Memory = memory << 20
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}
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rp := container.RestartPolicy{}
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rp.Name = "always"
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config := &container.Config{
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Image: imageName,
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Labels: map[string]string{"version": imageVersion, "author": "official"},
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Env: envArr,
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}
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hostConfig := &container.HostConfig{Resources: res, RestartPolicy: rp, NetworkMode: container.NetworkMode(imageNet)}
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containerCreate, err := cli.ContainerCreate(context.Background(),
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config,
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hostConfig,
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&network.NetworkingConfig{EndpointsConfig: map[string]*network.EndpointSettings{imageNet: {NetworkID: ""}}},
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nil,
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dbId)
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containerId := containerCreate.ID
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//启动容器
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err = cli.ContainerStart(context.Background(), dbId, types.ContainerStartOptions{})
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if err != nil {
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return containerId, err
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}
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return containerId, nil
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}
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func MysqlDelete(dbId string) error {
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cli, err := client2.NewClientWithOpts(client2.FromEnv)
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if err != nil {
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return err
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}
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defer cli.Close()
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err = cli.ContainerStop(context.Background(), dbId, nil)
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if err != nil {
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return err
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}
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err = cli.ContainerRemove(context.Background(), dbId, types.ContainerRemoveOptions{})
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return err
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}
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