// Shell creates an interactive Docker session to the specified service
// starting it if not currently running
func (c *DockerCompose) Shell(config parity.ShellConfig) (err error) {
log.Stage("Interactive Shell")
log.Debug("Compose - starting docker compose services")
mergedConfig := *parity.DEFAULT_INTERACTIVE_SHELL_OPTIONS
mergo.MergeWithOverwrite(&mergedConfig, &config)
// Check if services running
// TODO: if running, attach to running container
// if NOT running, start services and attach
if c.project != nil {
log.Step("Starting compose services")
injectDisplayEnvironmentVariables(c.project)
}
container := fmt.Sprintf("parity-%s_%s_1", c.pluginConfig.ProjectNameSafe, mergedConfig.Service)
client := utils.DockerClient()
createExecOptions := dockerclient.CreateExecOptions{
AttachStdin: true,
AttachStdout: true,
AttachStderr: true,
Tty: true,
Cmd: mergedConfig.Command,
User: mergedConfig.User,
Container: container,
}
startExecOptions := dockerclient.StartExecOptions{
Detach: false,
Tty: true,
InputStream: os.Stdin,
OutputStream: os.Stdout,
ErrorStream: os.Stderr,
RawTerminal: true,
}
log.Step("Attaching to container '%s'", container)
if id, err := client.CreateExec(createExecOptions); err == nil {
client.StartExec(id.ID, startExecOptions)
} else {
log.Error("error: %v", err.Error())
}
log.Debug("Docker Compose Run() finished")
return err
}
// Attach attaches to the specified service in the running container
func (c *DockerCompose) Attach(config parity.ShellConfig) (err error) {
log.Stage("Interactive Shell")
log.Debug("Compose - starting docker compose services")
mergedConfig := *parity.DEFAULT_INTERACTIVE_SHELL_OPTIONS
mergo.MergeWithOverwrite(&mergedConfig, &config)
client := utils.DockerClient()
container := fmt.Sprintf("parity-%s_%s_1", c.pluginConfig.ProjectNameSafe, mergedConfig.Service)
opts := dockerclient.AttachToContainerOptions{
Stdin: true,
Stdout: true,
Stderr: true,
InputStream: os.Stdin,
OutputStream: os.Stdout,
ErrorStream: os.Stderr,
RawTerminal: true,
Container: container,
Stream: true,
Logs: true,
}
if c.project.Configs[config.Service] == nil {
return fmt.Errorf("Service %s does not exist", config.Service)
}
log.Step("Attaching to container '%s'", container)
if err := client.AttachToContainer(opts); err == nil {
err = c.project.Up(config.Service)
if err != nil {
log.Error("error: %s", err.Error())
return err
}
} else {
return err
}
_, err = client.WaitContainer(container)
log.Error("wc error: %s", err.Error())
log.Debug("Docker Compose Run() finished")
return err
}