README.md

@@ -2,7 +2,6 @@
 
 * Debian slim based image
 * OpenSSH server
-* User/group creation on startup
 
 # Supported tags and respective `Dockerfile` links
 
@@ -10,29 +9,15 @@
 
 # Usage
 
-## Environment variables
-
-| Key | Format | Description |
-| --- | --- | --- |
-| `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` |
-| `USERADD` | `{username}:{uid}:{gid};...` | Create user account(s) on startup |
-| `GROUPADD` | `{groupname}:{gid};...` | Create group account(s) on startup |
-| `BASE_DIR` | `/home` | Basedir used for user account creation (Default: `/home`) |
-
-## docker run
-
 ```
 $ docker run -it \
     --name jumpbox \
-    -v $(pwd)/jumpbox:/var/lib/jumpbox \
-    -e "ROOT_AUTHORIZED_KEYS=/var/lib/jumpbox/authorized_keys"
-    -e "USERADD=jumpbox:1000:1000"
-    -e "GROUPADD=jumpbox:1000"
+    -v $(pwd)/authorized_keys:/root/.ssh/authorized_keys \
     -p 1022:22 \
     pommib/jumpbox:latest
 ```
 
-## docker-compose
+# docker-compose
 
 ```
 version: "3"
@@ -44,9 +29,5 @@ services:
     ports:
       - "1022:22/tcp"
     volumes:
-      - '${PWD}/jumpbox:/var/lib/jumpbox'
-    environment:
-      ROOT_AUTHORIZED_KEYS: /var/lib/jumpbox/authorized_keys
-      USERADD: jumpbox:1000:1000
-      GROUPADD: jumpbox:1000
+      - '${PWD}/authorized_keys:/root/.ssh/authorized_keys'
 ```

start.sh

@@ -1,48 +1,7 @@
 #!/bin/sh
 
-set -ex
-
 mkdir -p /run/sshd
 
-if [ -n "$ROOT_AUTHORIZED_KEYS" ]; then
-    if [ -f "$ROOT_AUTHORIZED_KEYS" ]; then
-        mkdir -p /root/.ssh
-        cp "$ROOT_AUTHORIZED_KEYS" /root/.ssh/authorized_keys
-        chmod 600 /root/.ssh/authorized_keys
-    fi
-fi
-
-if [ -z "$BASE_DIR" ]; then
-    BASE_DIR="/home"
-fi
-
-if [ ! -d "$BASE_DIR" ]; then
-    echo "BASE_DIR $BASE_DIR does not exist, creating..."
-    mkdir -p $BASE_DIR
-fi
-
-# GROUPADD="group1:1000;group2:1001;group3:1002"
-while [ "$GROUPADD" != "$i" ] ;do
-    i=${GROUPADD%%;*}
-    GROUPADD="${GROUPADD#$i;}"
-
-    GROUP_NAME=${i%%:*}
-    GROUP_GID="${i#$GROUP_NAME:}"
-
-    groupadd --gid $GROUP_GID $GROUP_NAME
-done
-
-# USERADD="user1:1000:1000;user2:1001:1000;user3:1002:1002"
-while [ "$USERADD" != "$i" ] ;do
-    i=${USERADD%%;*}
-    USERADD="${USERADD#$i;}"
-
-    USER_NAME=${i%%:*}
-    UID_GID="${i#$USER_NAME:}"
-    USER_UID="${UID_GID%%:*}"
-    USER_GID="${UID_GID#$USER_UID:}"
-
-    useradd --home-dir $BASE_DIR/$USER_NAME --uid $USER_UID --gid $USER_GID $USER_NAME
-done
+chown root: /root/.ssh/authorized_keys
 
 exec /usr/sbin/sshd -D -e