refactor: extract docker shell operator from gitlab-ce-docker

[aFlyBird0]

Signed-off-by: Bird aflybird0@gmail.com

Pre-Checklist

Note: please complete ALL items in the following checklist.

• I have read through the CONTRIBUTING.md documentation.
• My code has the necessary comments and documentation (if needed).
• I have added relevant tests

Description

See #879 for more information.

Related Issues

close #879

New Behavior (screenshots if needed)

config file

---
# core config
varFile: "" # If not empty, use the specified external variables config file
toolFile: "" # If not empty, use the specified external tools config file
state: # state config, backend can be local or s3
  backend: local
  options:
    stateFile: devstream.state

---

tools:
# name of the tool
- name: gitlab-ce-docker
  # id of the tool instance
  instanceID: default
  # format: name.instanceID; If specified, dtm will make sure the dependency is applied first before handling this tool.
  dependsOn: [ ]
  # options for the plugin
  options:
    # hostname for running docker
    hostname: gitlab.devstream.io
    # the path where you store docker volumes of gitlab
    gitlab_home: /srv/gitlab
    # ssh port exposed in the host machine
    ssh_port: 8122
    # http port exposed in the host machine
    http_port: 8180
    # https port exposed in the host machine
    # todo: support https, reference: https://docs.gitlab.com/omnibus/settings/nginx.html#enable-https
    https_port: 8443

./dtm apply -f gitlab-ce-docker.yaml -y

2022-07-21 14:14:38 ℹ [INFO]  Apply started.
2022-07-21 14:14:38 ℹ [INFO]  Got Backend from config: local
2022-07-21 14:14:38 ℹ [INFO]  Using dir <.devstream> to store plugins.
2022-07-21 14:14:38 ℹ [INFO]  Using local backend. State file: devstream.state.
2022-07-21 14:14:38 ℹ [INFO]  Tool (gitlab-ce-docker/default) found in config but doesn't exist in the state, will be created.
2022-07-21 14:14:38 ℹ [INFO]  Start executing the plan.
2022-07-21 14:14:38 ℹ [INFO]  Changes count: 1.
2022-07-21 14:14:38 ℹ [INFO]  -------------------- [  Processing progress: 1/1.  ] --------------------
2022-07-21 14:14:38 ℹ [INFO]  Processing: (gitlab-ce-docker/default) -> Create ...
Stdout: rc: Pulling from gitlab/gitlab-ce
...
...
Stdout: Digest: sha256:e49f40a1e2f277648a07f19aef0ad267bfd5eab368233367afeeda49be240b11
Stdout: Status: Image is up to date for gitlab/gitlab-ce:rc
Stdout: docker.io/gitlab/gitlab-ce:rc
2022-07-21 14:14:42 ℹ [INFO]  Running container as the name <gitlab>
Stdout: e177b3a2ca4330277cefdb18aca3755923a3db0fec26e6758b0b8de4ca9b04ab
2022-07-21 14:14:42 ℹ [INFO]  GitLab access URL: http://gitlab.devstream.io:8180
2022-07-21 14:14:42 ✔ [SUCCESS]  Tool (gitlab-ce-docker/default) Create done.
2022-07-21 14:14:42 ℹ [INFO]  -------------------- [  Processing done.  ] --------------------
2022-07-21 14:14:42 ✔ [SUCCESS]  All plugins applied successfully.
2022-07-21 14:14:42 ✔ [SUCCESS]  Apply finished.

docker ps | grep gitlab

e177b3a2ca43   gitlab/gitlab-ce:rc      "/assets/wrapper"        12 minutes ago   Up 12 minutes (healthy)   0.0.0.0:8122->22/tcp, :::8122->22/tcp, 0.0.0.0:8180->80/tcp, :::8180->80/tcp, 0.0.0.0:8443->443/tcp, :::8443->443/tcp   gitlab

snapshots

[steinliber]

greate work! I add a review for consistency，maybe you can request another pr for that