#!/bin/bash
# I, Ian Kelling, follow the GNU license recommendations at
# https://www.gnu.org/licenses/license-recommendations.en.html. They
# recommend that small programs, < 300 lines, be licensed under the
# Apache License 2.0. This file contains or is part of one or more small
# programs. If a small program grows beyond 300 lines, I plan to switch
# its license to GPL.

# Copyright 2024 Ian Kelling

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

#     http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


# this is from distro-end

if [[ $HOSTNAME == kd ]]; then
    pi samba
    # note samba re-reads it\'s config every 1 minute
    case $distro in
        arch) s cp /etc/samba/smb.conf.default /etc/samba/smb.conf ;;
    esac

    # add 2 lines after workgroup option
    s sed -ri --follow-symlinks '/^\s*encrypt passwords\s*=/d' /etc/samba/smb.conf
    s sed -ri --follow-symlinks '/^\s*map to guest\s*=/d' /etc/samba/smb.conf
    s sed -i --follow-symlinks 's/\(\s*workgroup\s*=\).*/\1 WORKGROUP\n\tencrypt passwords = yes\n\tmap to guest = bad password/'  /etc/samba/smb.conf
    # remove default homes section. not sharing that.
    s sed -ri --follow-symlinks '/^\s*\[homes\]/,/\s*\[/d' /etc/samba/smb.conf

    if ! grep -xF '[public]' /etc/samba/smb.conf &>/dev/null; then
        s tee -a /etc/samba/smb.conf <<'EOF'
[public]
      guest ok = yes
      read only = no
      path = /kr
EOF
    fi

    case $distro in
        debian|trisquel|ubuntu)
            # systemd claims it generates units from /etc/init.d, but it
            # clearly doesn\'t in debian. I have no idea how they are
            # related. fuck debian right now. It\'s not documented.  samba
            # has a systemd init file linked to /dev/null.  There\'s this
            # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=769714 which
            # claims samba\'s sub-services will be started automatically by
            # systemd... it didn\'t on install, wonder if it will on
            # boot. It clued me in how to start it manually though. Nothing
            # in /usr/share/doc/samba, debian admin guide says nothing about
            # any of this. (this is in debian testing as of 4/2016).

            s /etc/init.d/samba start
            ;;
        arch)
            sgo samba
            ;;
    esac
fi