8d5b34e07e
* [Chore] format code style * [Chore] go mod tidy * remove deprecated config * Update services/devstar_devcontainer/docker_agent/AssignDevcontainerCr…
69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package docker_agent
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import (
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"context"
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"fmt"
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"github.com/docker/docker/client"
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"os"
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"path/filepath"
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"strings"
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)
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func CreateDockerClient(ctx *context.Context) (*client.Client, error) {
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log.Info("检查 Docker 环境")
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// 1. 检查 Docker 环境
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dockerSocketPath, err := GetDockerSocketPath()
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if err != nil {
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return nil, err
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}
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log.Info("dockerSocketPath: %s", dockerSocketPath)
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cli, err := CheckIfDockerRunning(*ctx, dockerSocketPath)
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if err != nil {
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return nil, err
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}
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return cli, nil
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}
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/*
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Docker环境路径优先级: 配置文件、环境变量
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*/
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func GetDockerSocketPath() (string, error) {
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if setting.Devstar.Devcontainer.DockerHost != "" {
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return setting.Devstar.Devcontainer.DockerHost, nil
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}
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socket, found := os.LookupEnv("DOCKER_HOST")
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if found {
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return socket, nil
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}
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for _, p := range commonSocketPaths {
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if _, err := os.Lstat(os.ExpandEnv(p)); err == nil {
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if strings.HasPrefix(p, `\\.\`) {
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return "npipe://" + filepath.ToSlash(os.ExpandEnv(p)), nil
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}
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return "unix://" + filepath.ToSlash(os.ExpandEnv(p)), nil
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}
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}
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return "", fmt.Errorf("daemon Docker Engine socket not found and docker_host config was invalid")
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}
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func CheckIfDockerRunning(ctx context.Context, configDockerHost string) (*client.Client, error) {
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opts := []client.Opt{
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client.FromEnv,
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}
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if configDockerHost != "" {
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opts = append(opts, client.WithHost(configDockerHost))
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}
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cli, err := client.NewClientWithOpts(opts...)
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if err != nil {
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return nil, err
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}
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_, err = cli.Ping(ctx)
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if err != nil {
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return nil, fmt.Errorf("cannot ping the docker daemon, is it running? %w", err)
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}
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return cli, nil
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}
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