feat: split setup to setup.sh and only run once
This supports `docker-compose stop` + `docker-compose up`.
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@ -19,6 +19,7 @@ RUN set -eux && \
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/usr/sbin/update-locale 'LANG=en_US.UTF-8'
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ADD start.sh /
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ADD setup.sh /
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EXPOSE 22/tcp
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85
setup.sh
Executable file
85
setup.sh
Executable file
@ -0,0 +1,85 @@
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#!/bin/sh
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set -ex
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if [ -n "$ROOT_AUTHORIZED_KEYS" ]; then
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if [ -f "$ROOT_AUTHORIZED_KEYS" ]; then
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mkdir -p /root/.ssh
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cp "$ROOT_AUTHORIZED_KEYS" /root/.ssh/authorized_keys
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chmod 600 /root/.ssh/authorized_keys
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fi
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fi
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if [ -z "$BASE_DIR" ]; then
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BASE_DIR="/home"
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fi
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if [ ! -d "$BASE_DIR" ]; then
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echo "BASE_DIR $BASE_DIR does not exist, creating..."
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mkdir -p $BASE_DIR
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fi
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# GROUPADD="group1:1000;group2:1001;group3:1002"
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i=""
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while [ "$GROUPADD" != "$i" ] ;do
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i=${GROUPADD%%;*}
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GROUPADD="${GROUPADD#$i;}"
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GROUP_NAME=${i%%:*}
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GROUP_GID="${i#$GROUP_NAME:}"
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groupadd --gid "$GROUP_GID" "$GROUP_NAME"
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done
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# USERADD="user1:1000:1000:/bin/bash;user2:1001:1000:/bin/sh;user3:1002:1002:/bin/sh"
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i=""
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j=""
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while [ "$USERADD" != "$i" ] ;do
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i=${USERADD%%;*}
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USERADD="${USERADD#$i;}"
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USER_NAME=${i%%:*}
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j="${i#$USER_NAME:}"
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USER_UID="${j%%:*}"
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j="${j#$USER_UID:}"
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USER_GID="${j%%:*}"
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j="${j#$USER_GID:}"
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USER_SHELL=$j
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useradd --home-dir "$BASE_DIR/$USER_NAME" --shell "$USER_SHELL" --uid "$USER_UID" --gid "$USER_GID" "$USER_NAME"
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done
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# HOSTKEYS="/var/lib/jumpbox/ssh_host_ed25519_key;/var/lib/jumpbox/ssh_host_rsa_key"
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i=""
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if [ -n "$HOSTKEYS" ]; then
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while [ "$HOSTKEYS" != "$i" ]; do
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i=${HOSTKEYS%%;*}
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HOSTKEYS="${HOSTKEYS#$i;}"
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if [ ! -e "$i" ]; then
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echo "Could not read $i, file is missing"
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continue
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else
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echo "Configuring HostKey $i"
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fi
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FILENAME=$(basename "$i")
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if [ ! -e "/etc/ssh/$FILENAME" ]; then
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install -m 0600 "$i" "/etc/ssh/$FILENAME"
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ssh-keygen -y -f "$i" > "/etc/ssh/$FILENAME.pub"
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ssh-keygen -l -f "/etc/ssh/$FILENAME.pub"
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fi
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if ! grep "^HostKey /etc/ssh/$FILENAME" /etc/ssh/sshd_config; then
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echo "HostKey /etc/ssh/$FILENAME" >> /etc/ssh/sshd_config
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fi
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done
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fi
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if [ -z "$(find /etc/ssh/ -maxdepth 1 -name 'ssh_host_*_key' -print -quit)" ]; then
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echo "Creating SSH2 ED25519 key; this may take some time ..."
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ssh-keygen -q -f /etc/ssh/ssh_host_ed25519_key -N '' -t ed25519
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ssh-keygen -l -f /etc/ssh/ssh_host_ed25519_key.pub
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echo "HostKey /etc/ssh/ssh_host_ed25519_key" >> /etc/ssh/sshd_config
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fi
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touch /var/tmp/jumpbox.done
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82
start.sh
82
start.sh
@ -1,88 +1,10 @@
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#!/bin/sh
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set -ex
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mkdir -p /run/sshd
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if [ -n "$ROOT_AUTHORIZED_KEYS" ]; then
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if [ -f "$ROOT_AUTHORIZED_KEYS" ]; then
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mkdir -p /root/.ssh
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cp "$ROOT_AUTHORIZED_KEYS" /root/.ssh/authorized_keys
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chmod 600 /root/.ssh/authorized_keys
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fi
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fi
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if [ -z "$BASE_DIR" ]; then
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BASE_DIR="/home"
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fi
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if [ ! -d "$BASE_DIR" ]; then
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echo "BASE_DIR $BASE_DIR does not exist, creating..."
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mkdir -p $BASE_DIR
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fi
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# GROUPADD="group1:1000;group2:1001;group3:1002"
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i=""
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while [ "$GROUPADD" != "$i" ] ;do
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i=${GROUPADD%%;*}
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GROUPADD="${GROUPADD#$i;}"
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GROUP_NAME=${i%%:*}
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GROUP_GID="${i#$GROUP_NAME:}"
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groupadd --gid "$GROUP_GID" "$GROUP_NAME"
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done
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# USERADD="user1:1000:1000:/bin/bash;user2:1001:1000:/bin/sh;user3:1002:1002:/bin/sh"
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i=""
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j=""
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while [ "$USERADD" != "$i" ] ;do
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i=${USERADD%%;*}
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USERADD="${USERADD#$i;}"
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USER_NAME=${i%%:*}
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j="${i#$USER_NAME:}"
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USER_UID="${j%%:*}"
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j="${j#$USER_UID:}"
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USER_GID="${j%%:*}"
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j="${j#$USER_GID:}"
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USER_SHELL=$j
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useradd --home-dir "$BASE_DIR/$USER_NAME" --shell "$USER_SHELL" --uid "$USER_UID" --gid "$USER_GID" "$USER_NAME"
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done
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# HOSTKEYS="/var/lib/jumpbox/ssh_host_ed25519_key;/var/lib/jumpbox/ssh_host_rsa_key"
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i=""
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if [ -n "$HOSTKEYS" ]; then
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while [ "$HOSTKEYS" != "$i" ]; do
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i=${HOSTKEYS%%;*}
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HOSTKEYS="${HOSTKEYS#$i;}"
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if [ ! -e "$i" ]; then
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echo "Could not read $i, file is missing"
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continue
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else
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echo "Configuring HostKey $i"
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fi
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FILENAME=$(basename "$i")
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if [ ! -e "/etc/ssh/$FILENAME" ]; then
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install -m 0600 "$i" "/etc/ssh/$FILENAME"
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ssh-keygen -y -f "$i" > "/etc/ssh/$FILENAME.pub"
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ssh-keygen -l -f "/etc/ssh/$FILENAME.pub"
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fi
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if ! grep "^HostKey /etc/ssh/$FILENAME" /etc/ssh/sshd_config; then
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echo "HostKey /etc/ssh/$FILENAME" >> /etc/ssh/sshd_config
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fi
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done
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fi
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if [ -z "$(find /etc/ssh/ -maxdepth 1 -name 'ssh_host_*_key' -print -quit)" ]; then
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echo "Creating SSH2 ED25519 key; this may take some time ..."
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ssh-keygen -q -f /etc/ssh/ssh_host_ed25519_key -N '' -t ed25519
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ssh-keygen -l -f /etc/ssh/ssh_host_ed25519_key.pub
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echo "HostKey /etc/ssh/ssh_host_ed25519_key" >> /etc/ssh/sshd_config
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if [ ! -e "/var/tmp/jumpbox.done" ]; then
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./setup.sh
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fi
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exec /usr/sbin/sshd -D -e
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