#!/bin/sh
#
# Copyright (c) 2021-2025, Christer Edwards <christer.edwards@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
#   list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the following disclaimer in the documentation
#   and/or other materials provided with the distribution.
#
# * Neither the name of the copyright holder nor the names of its
#   contributors may be used to endorse or promote products derived from
#   this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PATH=${PATH}:/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin

. /usr/local/libexec/rocinante/common.sh
. /usr/local/etc/rocinante.conf

## root check first.
rocinante_root_check() {
    if [ "$(id -u)" -ne 0 ]; then
        ## permission denied
        error_notify "rocinante: Permission Denied"
        error_exit "root / sudo / doas required"
    fi
}

rocinante_root_check

## version
ROCINANTE_VERSION="1.1.2"

usage() {
    cat << EOF
Rocinante is lightweight configuration management software for FreeBSD.

Usage:
  rocinante [option(s)] COMMAND [ARGS]

Available Commands:
  bootstrap   Bootstrap template(s) from an http(s) endpoint.
  help        Display usage information.
  list        List templates.
  template    Apply template(s).
  verify      Verify template syntax/structure.

Use "rocinante -v|--version" for version information.
Use "rocinante -x|--debug" to enable debug mode.
Use "rocinante COMMAND -h|--help" for more information about a command.

EOF
    exit 1
}

# Set PLATFORM_OS
if [ -f /bin/midnightbsd-version ]; then
    PLATFORM_OS="MidnightBSD"
elif freebsd-version | grep -qi HBSD; then
    PLATFORM_OS="HardenedBSD"
else
    PLATFORM_OS="FreeBSD"
fi

# Handle options
while [ "$#" -gt 0 ]; do
    case "${1}" in
        -h|--help|help)
            usage
            ;;
        version|-v|--version)
            info 1 "${ROCINANTE_VERSION}"
            exit 0
            ;;
        -x|--debug)
            enable_debug 1
            shift
            ;;
        -xx)
            enable_debug 2
            shift
            ;;
        -*)
            error_exit "Unknown Option: \"${1}\""
            ;;
        *)
            break
            ;;
    esac
done

[ $# -lt 1 ] && usage

CMD="${1}"
shift

# Handle special-case commands first.
case "${CMD}" in
    bootstrap) ;;
    cmd) ;;
    cp) ;;
    limit|limits) ;;
    list) ;;
    pkg) ;;
    service) ;;
    sysctl) ;;
    sysrc) ;;
    template) ;;
    update) ;;
    upgrade) ;;
    verify) ;;
    zfs) ;;
    zpool) ;;
    *)
        usage
        ;;
esac

SCRIPTPATH="${rocinante_libdir}/${CMD}.sh"

if [ -f "${SCRIPTPATH}" ]; then
    : "${UMASK:=022}"
    umask "${UMASK}"
    : "${SH:=sh}"
    exec ${SH} ${ROCINANTE_DEBUG} "${SCRIPTPATH}" "$@"
    error="$?"
    # Exit on errors
    if [ "${error}" -ne 0 ]; then
        error_exit "\n[ERROR]: Failed to execute hook: ${CMD}"
    fi
else
    error_exit "${SCRIPTPATH} not found."
fi
