152 lines
3.9 KiB
Bash
Executable File
152 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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source "/variables.sh"
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##############################################################################################################################
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# Funktionen
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##############################################################################################################################
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function sepurator {
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echo "==============================================================================="
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}
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function print_container_info {
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sepurator
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echo "* BorgServer powered by $BORG_VERSION"
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echo "* Image Hostname: $HOSTNAME"
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echo "* Image Version: $DOCKER_IMAGE_VERSION"
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}
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function print_user_info {
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sepurator
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echo "* USER: $USER - ID: $UID"
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echo "* GROUP: $USER - GID: $GID"
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}
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function add_borg_user {
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if ! id "borg" &>/dev/null; then
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sh -c "echo '$USER ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers"
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adduser \
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-s /bin/bash \
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--disabled-password \
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--gecos "" \
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--home "/" \
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--uid "$UID" \
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"$USER"
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echo "$USER:*" | chpasswd 2>> /dev/null
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addgroup -g "$GID" "$USER" 2>> /dev/null
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fi
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}
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function make_and_import_ssh_keys {
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local create_folders="0"
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touch "/.ssh/authorized_keys"
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for key in ${SSH_FOLDERS[@]}; do
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if [ ! -d "${key}" ]; then
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mkdir -p "${key}"
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echo "Created ${key}"
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create_folders="1"
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fi
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done
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chown -R "$USER":"$USER" "/sshkeys"
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if [ $create_folders == "1" ]; then
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sepurator
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fi
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echo "* IMPORT SSH KEYS"
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echo ""
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FILES=$(ls -1 /sshkeys/clients)
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for key in $FILES; do
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echo "- Adding SSH-Key $key"
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cat "/sshkeys/clients/$key" > "/.ssh/authorized_keys"
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done
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echo "" >> "/.ssh/authorized_keys"
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chown -R "$USER":"$USER" "/.ssh"
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chmod 700 "/.ssh"
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chmod 600 "/.ssh/authorized_keys"
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}
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function print_message {
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echo ""
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echo "- $1"
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echo ""
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}
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function generate_host_sshkey {
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local generated_keys="0"
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echo "* GENERATE HOST SSH-KEYs"
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# Generate SSH-Keys
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if [ ! -f "/sshkeys/host/ssh_host_rsa_key" ]; then
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print_message "HOST SSH-KEY RSA not found, generating..."
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ssh-keygen -t rsa -b 4096 -f "/sshkeys/host/ssh_host_rsa_key" -N ""
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print_message "HOST SSH-KEY RSA Generated"
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generated_keys="1"
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fi
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if [ ! -f "/sshkeys/host/ssh_host_ecdsa_key" ]; then
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print_message "HOST SSH-KEY ECDSA not found, generating..."
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ssh-keygen -t ecdsa -b 521 -f "/sshkeys/host/ssh_host_ecdsa_key" -N ""
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print_message "HOST SSH-KEY ECDSA Generated"
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generated_keys="1"
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fi
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if [ ! -f "/sshkeys/host/ssh_host_ed25519_key" ]; then
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print_message "HOST SSH-KEY ED25519 not found, generating..."
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ssh-keygen -t ed25519 -b 521 -f "/sshkeys/host/ssh_host_ed25519_key" -N ""
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print_message "HOST SSH-KEY ED25519 Generated"
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generated_keys="1"
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fi
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if [ "$generated_keys" == "0" ]; then
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echo ""
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echo "- HOST SSH-KEYs already exist"
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fi
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chown -R "$USER":"$USER" "/sshkeys/host"
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}
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function maintenance_enable {
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if [ "$MAINTENANCE_ENABLE" != "false" ]; then
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echo "* MAINTENANCE MODE - ENABLED"
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echo ""
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if [ -f "/crontab.txt" ]; then
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/usr/bin/crontab "/crontab.txt"
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/usr/sbin/crond -b
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echo "- Crontab loaded successfully"
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else
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echo "- Can not find /crontab.txt"
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fi
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sepurator
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fi
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}
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function set_timezone {
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if [ "$TZ" != "" ]; then
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echo "* Setting Timezone to $TZ"
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echo "TZ=$TZ" > /etc/environment
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else
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echo "* Timezone not set - Use UTC Time"
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fi
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sepurator
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}
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##############################################################################################################################
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# Main Code
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##############################################################################################################################
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add_borg_user
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print_container_info
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print_user_info
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sepurator
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make_and_import_ssh_keys
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sepurator
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generate_host_sshkey
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sepurator
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maintenance_enable
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set_timezone
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echo "* Init done! - Starting SSH-Daemon..."
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sepurator
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echo ""
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exec /usr/sbin/sshd -D -e "$@" 2> /logs/sshd.log
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