56 lines
1.7 KiB
Markdown
56 lines
1.7 KiB
Markdown
# Jumpbox Docker container
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* Debian slim based image
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* OpenSSH server
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* User/group creation on startup
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# Supported tags and respective `Dockerfile` links
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- [`latest`](https://git.nethuis.nl/pommi/docker-jumpbox/Dockerfile)
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# Usage
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## Environment variables
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| Key | Format | Description |
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| --- | --- | --- |
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| `ROOT_AUTHORIZED_KEYS` | `/path/to/file` | Path to file that contains the public SSH keys that can be used for root user authentication. This file will be copied to `/root/.ssh/authorized_keys` |
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| `HOSTKEYS` | `/path/to/hostkey` | Specifies a (semi-colon separated list of) file(s) containing a private host key used by SSH. |
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| `USERADD` | `{username}:{uid}:{gid};...` | Create user account(s) on startup |
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| `GROUPADD` | `{groupname}:{gid};...` | Create group account(s) on startup |
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| `BASE_DIR` | `/home` | Basedir used for user account creation (Default: `/home`) |
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## docker run
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```
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$ docker run -it \
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--name jumpbox \
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-v $(pwd)/jumpbox:/var/lib/jumpbox \
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-e "ROOT_AUTHORIZED_KEYS=/var/lib/jumpbox/authorized_keys"
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-e "HOSTKEYS=/var/lib/jumpbox/ssh_host_ed25519_key;/var/lib/jumpbox/ssh_host_rsa_key"
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-e "USERADD=jumpbox:1000:1000"
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-e "GROUPADD=jumpbox:1000"
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-p 1022:22 \
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pommib/jumpbox:latest
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```
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## docker-compose
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```
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version: "3"
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services:
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jumpbox:
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container_name: jumpbox
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image: pommib/jumpbox:latest
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ports:
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- "1022:22/tcp"
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volumes:
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- '${PWD}/jumpbox:/var/lib/jumpbox'
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environment:
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ROOT_AUTHORIZED_KEYS: /var/lib/jumpbox/authorized_keys
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HOSTKEYS: /var/lib/jumpbox/ssh_host_ed25519_key;/var/lib/jumpbox/ssh_host_rsa_key
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USERADD: jumpbox:1000:1000
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GROUPADD: jumpbox:1000
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```
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