#!/bin/bash -l
# Copyright (C) 2016 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.

errcatch

set -x

exec &> >(sudo tee -a /var/log/distro-end)
echo "$0: $(date): starting now)"

src="${BASH_SOURCE%/*}"

end_msg() {
    =    local y
    IFS= read -r -d '' y  ||:
    end_msg_var+="$y"
}

spa() { # simple package add
    simple_packages+=($@)
}

distro=$(distro-name)

pending_reboot=false
sed="sed --follow-symlinks"

# template
case $distro in
esac

pup

simple_packages=(
    htop
    mailutils
    nmon
    rdiff-backup
    ruby
    ruby-rest-client
    tree
    vim
    wcd
)

case $HOSTNAME in
    lj|li) : ;;
    *)
        # universal packages
        # swh-plugins is for karaoke pulsaudio filter.
        # mutagen for pithos
        simple_packages+=(
            apache2
            apache2-doc
            apt-doc
            aptitude-doc-en
            bash-doc
            binutils-doc
            bwm-ng
            chromium
            cpio-doc
            cron
            debconf-doc
            duplicity
            eclipse
            evince
            fdupes
            feh
            filelight
            gawk-doc
            gcc-doc
            gdb
            gdb-doc
            git-doc
            gitk
            glibc-doc
            goaccess
            gnome-screenshot
            i3lock
            iproute2-doc
            jq
            linux-doc
            locate
            make-doc
            manpages
            manpages-dev
            meld
            mumble
            nmap
            offlineimap
            p7zip
            paprefs
            parted-doc
            pavucontrol
            pdfgrep
            perl-doc
            pianobar
            pidgin
            python3-doc
            python3-mutagen
            reportbug
            sqlite3-doc
            squashfs-tools
            swh-plugins
            tar-doc
            tcpdump
            transmission-remote-gtk
            vlc
            whois
        )
        spa $(apt-cache search ruby[.0-9]+-doc| awk '{print $1}')
        ;;
esac


########### begin section including li ################


case $distro in
    debian)
        if [[ `debian-archive` == testing ]]; then
            pi acme-tiny
        fi
esac

case $distro in
    fedora) spa unrar ;;
    *) spa unrar-free ;;
esac


case $distro in
    arch)
        # ubuntu 14.04 uses b-cron,
        # but its not maintained in arch.
        # of the ones in the main repos, cronie is only one maintained.
        # fcron appears abandoned software.
        pi cronie
        sgo cronie
        ;;
    *) : ;; # other distros come with cron.
esac


case $distro in
    debian|ubuntu)
        pi debian-goodies
        ;;
esac


case $distro in
    *) pi at ;;&
    arch) sgo atd ;;
esac


case $distro in
    debian) pi curl;;
    arch) : ;;
    # fedora: unknown
esac

case $distro in
    # tk for gitk
    arch) spa git tk ;;
    *) spa git ;;
esac

case $distro in
    arch) spa the_silver_searcher ;;
    debian|ubuntu) spa silversearcher-ag ;;
    # fedora unknown
esac

case $distro in
    debian|ubuntu) spa ntp;;
    arch)
        pi ntp
        sgo ntpd
        ;;
    # others unknown
esac


# no equivalent in other distros:
case $distro in
    debian|ubuntu)
        pi aptitude
        if ! dpkg -s apt-file &>/dev/null; then
            # this condition is just a speed optimization
            pi apt-file
            s apt-file update
        fi
        # for debconf-get-selections
        spa debconf-utils
        ;;
esac

case $distro in
    ubuntu|debian) spa ack-grep ;;
    arch|fedora) spa ack ;;
    # fedora unknown
esac

case $distro in
    arch|debian|ubuntu)
        spa bash-completion
        ;;
    # others unknown
esac





# disable motd junk.
case $(distro-name) in
    debian)
        # allows me to pipe with ssh -t, and gets rid of spam
        # http://forums.debian.net/viewtopic.php?f=5&t=85822
        # i'd rather disable the service than comment the init file
        # this says disabling the service, it will still get restarted
        # but this script doesn't do anything on restart, so it should be fine
        s dd of=/var/run/motd.dynamic if=/dev/null
        # stretch doesn't have initscripts pkg installed by default
        if [[ $(debian-codename) == jessie ]]; then
            s update-rc.d motd disable
        fi
        ;;
    ubuntu)
        # this isn't a complete solution. It still shows me when updates are available,
        # but it's no big deal.
        s t /etc/update-motd.d/10-help-text /etc/update-motd.d/00-header
        ;;
esac

# automatic updates
# reference:
# https://debian-handbook.info/browse/stable/sect.regular-upgrades.html
# /etc/cron.daily/apt calls unattended-upgrades
# /usr/share/doc/unattended-upgrades# cat README.md
# /etc/apt/apt.conf.d/50unattended-upgrades
if isdebian; then
    setup-debian-auto-update
fi

# we've got a few dependencies later on, so install them now.
pi "${simple_packages[@]}"
simple_packages=()

# website setup
case $HOSTNAME in
    lj|li)

        case $HOSTNAME in
            lj) domain=iank.bid; exit 0 ;;
            li) domain=iankelling.org ;;
        esac
        /a/h/setup.sh $domain
        /a/h/build.rb

        sudo -E /a/bin/mediawiki-setup/mw-setup-script
        #$src/phab-setup

        pi-nostart mumble-server
        s $sed -ri "s/^ *(serverpassword=).*/\1$(< /a/bin/bash_unpublished/mumble_pass)/" /etc/mumble-server.ini
        sgo mumble-server

        vpn-server-setup -d

        sudo dd of=/etc/systemd/system/vpnmail.service <<EOF
[Unit]
Description=Turns on iptables mail nat

[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart=/a/bin/distro-setup/vpn-mail-forward start
ExecStop=/a/bin/distro-setup/vpn-mail-forward stop

[Install]
WantedBy=openvpn.service
EOF
        ser daemon-reload
        ser enable vpnmail.service
        acme-tiny-wrapper mail.iankelling.org
        sgo openvpn
        tu /etc/hosts <<<"10.8.0.4 mail.iankelling.org"


        echo "$0: $(date): ending now)"
        exit 0
        ;;
esac


########### end section including li/lj ###############

case $distro in
    debian|ubuntu)
        # suggests because we want the resolvconf package.
        # todo: check other distros to make sure it's installed
        pi-nostart --install-suggests openvpn
        # pi-nostart does not disable
        ser disable openvpn
        ;;
    *) pi openvpn;;
esac

if private-host; then
    vpn-mk-client-cert -n mail li
    cn=$(s openssl x509 -noout -nameopt multiline -subject \
           -in /etc/openvpn/client/mail.crt | \
             sed -rn 's/^\s*commonName\s*=\s*(.*)/\1/p')
    echo "ifconfig-push 10.8.0.4 255.255.255.0" | \
        ssh root@li dd of=/etc/openvpn/client-config/"$cn"
fi
ser enable mailroute
if [[ $HOSTNAME == treetowl ]]; then
    # note, this will need to be changed when the mail/contacts host changes
    sgo openvpn-client@mail
    /a/bin/distro-setup/radicale-setup
fi

## android studio setup
# this contains the setting for android sdk to point to
# /a/opt/androidsdk, which is asked upon first run
lnf /a/opt/.AndroidStudio2.2 ~
# android site says it needs a bunch of packages for ubuntu,
# but I googled for debian, and someone says you just need lib32stdc++6 plus the
# jdk
# https://pid7007blog.blogspot.com/2015/07/installing-android-studio-in-debian-8.html
# see w.org for more android studio details
spa lib32stdc++6 default-jdk


if [[ $HOSTNAME == treetowl ]]; then
    # It\'s simpler to just worry about running it in one place for now.
    # I assume it would work to clone it\'s config to another non-phone
    # and just run it in one place instead of the normal having a
    # separate config.  I lean toward using the same config, since btrfs
    # syncs between comps.
    case $distro in
        arch) pi syncthing ;;
        ubuntu|debian)
            # testing has relatively up to date packages
            if ! isdebian-testing; then
                # based on error when doing apt-get update:
                # E: The method driver /usr/lib/apt/methods/https could not be found.
                pi apt-transport-https
                # google led me here:
                # https://apt.syncthing.net/
                curl -s https://syncthing.net/release-key.txt | sudo apt-key add -
                s="deb http://apt.syncthing.net/ syncthing release"
                if [[ $(cat /etc/apt/sources.list.d/syncthing.list) != $s ]]; then
                    echo "$s" | s dd of=/etc/apt/sources.list.d/syncthing.list
                    p update
                fi
            fi
            pi syncthing
            ;;
    esac
    lnf -T /w/syncthing /home/ian/.config/syncthing
    sgo syncthing@ian # runs as ian

    # these things persist in ~/.config/syncthing, which I save in
    # /w/syncthing (not in /p, because syncthing should continue to
    # run on home server even when using laptop as primary device)
    # open http://localhost:8384/
    # change listen address from default to tcp://:22001,
    # this is because we do port forward so it doesn\'t have to use
    # some external server, but the syncthing is broken for port forward,
    # you get a message, something "like connected to myself, this should not happen"
    # when connecting to other local devices, so I bump the port up by 1,
    # based on
    # https://forum.syncthing.net/t/connected-to-myself-should-not-happen/1763/19.
    # Without this, it was being stuck syncing at 0%.
    # Set gui username and password.
    #
    # install syncthing via f-droid,
    # folder setting, turn off master folder (makes it read only).
    # on phone, add device, click bar code icon
    # on dekstop, top right, actions, device id
    # after adding, notification will appear on desktop to confirm
    #
    # syncing folder. from phone to desktop: select desktop in the
    # folder on phone's sync options, notification will appear in
    # desktop's web ui within a minute. For the reverse, the
    # notification will appear in android's notifications, you have to
    # swipe down and tap it to add the folder. It won't appear in the
    # syncthing ui, which would be intuitive, but don't wait for it
    # there.
    #
    # On phone, set settings to run syncthing all the time, and
    # show no notification.
    #
    # Folder versioning would make sense if I didn\'t already use btrfs
    # for backups. I would choose staggered, or trash can for more space.
    #
    # if needed to install on a remote comp:
    # ssh -L 8384:localhost:8384 -N frodo
    # open http://localhost:8384/
    #
    # Note, the other thing i did was port forward port 22000,
    # per https://docs.syncthing.net/users/firewall.html
fi



# no equivalent in other distros:
case $distro in
    debian|ubuntu)
        # for gui bug reporting
        spa python-vte
        ;;
esac


####### misc packages ###########

if [[ $HOSTNAME == treetowl ]]; then
    case $distro in
        debian|ubuntu)
            # note i had to do this, which is persistent:
            # cd /i/k
            # s chgrp debian-transmission torrents partial-torrents

            # syslog says things like
            # 'Failed to set receive buffer: requested 4194304, got 425984'
            # google suggets giving it even more than that
            tu /etc/sysctl.conf<<'EOF'
net.core.rmem_max = 67108864
net.core.wmem_max = 16777216
EOF
            s sysctl -p

            # some reason it doesn't seem to start automatically anyways
            pi-nostart transmission-daemon

            # the folder was moved here after an install around 02/2017.
            # it contains runtime data,
            # plus a simple symlink to the config file which it's
            # not worth separating out.
            s lnf -T /i/transmission-daemon /var/lib/transmission-daemon/.config/transmission-daemon
            #
            # config file documented here, and it's the same config
            # for daemon vs client, so it's documented in the gui.
            # https://trac.transmissionbt.com/wiki/EditConfigFiles#Options
            #
            # I originaly setup rpc-whitelist, but after using
            # routing to a network namespace, it doesn't see the
            # real source address, so it's disabled.
            #
            # Changed the cache-size to 256 mb, reduces disk use.
            # It is a read & write cache.
            #
            s ruby <<'EOF'
require 'json'
p = '/etc/transmission-daemon/settings.json'
File.write(p, JSON.pretty_generate(JSON.parse(File.read(p)).merge({
'rpc-whitelist-enabled' => false,
'rpc-authentication-required' => false,
'incomplete-dir' => '/i/k/partial-torrents',
'incomplete-dir-enabled' => true,
'download-dir' => '/i/k/torrents',
"speed-limit-up" => 800,
"speed-limit-up-enabled" => true,
"peer-port" => 61486,
"cache-size-mb" => 256,
"ratio-limit" => 5.0,
"ratio-limit-enabled" => true,
})) + "\n")
EOF

            # make sure its not enabled, not sure if this is needed
            ser disable transmission-daemon
            sgo transmission-daemon-nn
            ;;
        # todo: others unknown
    esac
fi

# adapted from /var/lib/dpkg/info/transmission-daemon.postinst
if ! getent passwd debian-transmission > /dev/null; then
    case $distro in
        arch)
            s useradd \
              --system \
              --create-home \
              --home-dir /var/lib/transmission-daemon \
              --shell /bin/false \
              debian-transmission
            ;;
        *)
            s adduser --quiet \
              --system \
              --group \
              --no-create-home \
              --disabled-password \
              --home /var/lib/transmission-daemon \
              debian-transmission
            ;;
    esac
fi

# dunno why it's there, but get rid of it
case $HOSTNAME in
    li|lj) s rm -rf /home/linode ;;
esac

# arch had a default config,
# debian had nothing until you start it.
# With a little trial an error, here is a minimal config
# taken from the generated one, plus changes that the
# settings ui does, without a bunch of ui crap settings.
#
# only settings I set were
# hostname
# auto-connect
# password


# the password is randomly generated on first run
rpc_pass=$(s ruby <<'EOF'
require 'json'
p = '/etc/transmission-daemon/settings.json'
puts JSON.parse(File.read(p))["rpc-password"]
EOF
        )

for f in /home/*; do
    d=$f/.config/transmission-remote-gtk
    u=${f##*/}
    s -u $u mkdir -p $d
    s -u $u dd of=$d/config.json <<EOF
{
  "profiles" : [
    {
      "profile-name" : "Default",
      "hostname" : "transmission",
      "rpc-url-path" : "/transmission/rpc",
      "username" : "",
      "password" : "$rpc_pass",
      "auto-connect" : true,
      "ssl" : false,
      "timeout" : 40,
      "retries" : 3,
      "update-active-only" : false,
      "activeonly-fullsync-enabled" : false,
      "activeonly-fullsync-every" : 2,
      "update-interval" : 3,
      "min-update-interval" : 3,
      "session-update-interval" : 60,
      "exec-commands" : [
      ],
      "destinations" : [
      ]
    }
  ],
  "profile-id" : 0,
  "add-options-dialog" : false
}
EOF
done

pi wget
case $HOSTNAME in
    tp|frodo)
        case $distro in
            debian|ubuntu)
                log=$(mktemp)
                cd /a/opt
                wget -nv -N https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
                errallow
                set -o pipefail
                s dpkg -i google-chrome-stable_current_amd64.deb |& tee $log
                code=$?
                errcatch
                case $code in
                    0) : ;;
                    *)
                        # previously I had a more specific search, but dpkg
                        # changed it\'s output as of 7/2016
                        if grep 'dependency problems' \
                                $log &>/dev/null; then
                            s apt-get -fy install
                        else
                            exit 1
                        fi
                        ;;
                esac
                ;;
            arch)
                pi google-chrome
                ;;
        esac
        ;;
esac

# printer
case $distro in
    arch)
        pi cups ghostscript gsfonts # from arch wiki cups page
        pi hplip # from google
        s gpasswd -a $USER sys # from arch wiki
        sgo org.cups.cupsd.service
        # goto http://127.0.0.1:631
        # administration tab, add new printer button.
        # In debian, I could use hte recommended driver,
        # in arch, I had to pick out the 6L driver.
        ;;
    debian|ubuntu)
        spa hplip
        ;;
    # other distros unknown
esac


case $distro in
    ubuntu|debian) pi --no-install-recommends mairix notmuch ;;
    fedora|arch) spa mairix notmuch ;;
esac
case $distro in
    arch) spa nfs-utils ;;
    ubuntu|debian) spa nfs-client ;;
esac
case $distro in
    ubuntu|debian) spa par2 ;;
    arch|fedora) spa par2cmdline ;;
esac

# needed for my tex resume
case $distro in
    ubuntu|debian) spa texlive-full ;;
    arch) spa texlive-most ;;
    # fedora unknown
esac

case $distro in
    ubuntu)
        # flash, unrar, codecs, ms fonts.
        # This has a manual prompt.
        spa ubuntu-restricted-extras
        ;;
    fedora)
        pi yum-utils
        # rpm fusion recommended codecs
        s su -c "yum localinstall -y --nogpgcheck http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm"
        pi gstreamer-plugins-ugly gstreamer-plugins-bad gstreamer-ffmpeg\
           xine-lib-extras-freeworld
        ;;
esac

case $distro in
    # optional dep for firefox for h.264 video
    arch) spa gst-libav ;;
    # other distros, probably come by default
esac

case $distro in
    fedora|ubuntu|debian) spa gnupg-agent ;;
    arch) : ;;
esac


case $distro in
    fedora) spa pinentry-gtk ;;
    *) : ;; # comes default or with other packages
esac

case $distro in
    arch) spa firefox pulseaudio;;
    *) : ;; # comes default or with other packages
esac


case $distro in
    arch) spa ttf-dejavu;;
    debian|ubuntu) spa fonts-dejavu ;;
    # others unknown
esac


case $distro in
    arch) spa xorg-xev;;
    debian|ubuntu) spa x11-utils ;;
    # others unknown
esac

case $distro in
    arch) pi virt-install;;&
    debian|ubuntu) pi virtinst ;;&
    *) pi virt-manager ;; # creates the libvirt group in debian at least
    # others unknown
esac
# allow user to run vms, from debian handbook
for x in ian traci; do s usermod -a -G libvirt,kvm $x; done
# bridge networking as user fails. google lead here, but it doesn't work:
# oh well, I give up.
# http://wiki.qemu.org/Features-Done/HelperNetworking
# s mkdir /etc/qemu
# f=/etc/qemu/bridge.conf
# s dd of=$f <<'EOF'
# allow br0
# EOF
# #s chown root:qemu $f # debian has somethig like qemu-libvirt. equivalent?
# s chmod 640 $f


case $distro in
    arch) spa cdrkit;;
    debian|ubuntu) spa genisoimage;;
    # others unknown
esac

case $distro in
    arch) spa spice-gtk3 ;;
    debian|ubuntu) spa spice-client-gtk;;
    # others unknown
esac

# general known for debian/ubuntu, not for fedora
case $distro in
    arch)
        # cdrkit for cloud-init isos
        # dnsmasq & ebtables for nat networking in libvirt
        # qemu for qemu-img, bind-tools for dig
        # dmidecode just because syslog complains
        pi unzip xorg-xmodmap dmidecode ebtables\
           bridge-utils dnsmasq qemu bind-tools
        # otherwise we get error about accessing kvm module.
        # seems like there might be a better way, but google was a bit vague.
        s $sed -ri '/^ *user *=/d' /etc/libvirt/qemu.conf
        echo 'user = "root"' | s tee -a /etc/libvirt/qemu.conf
        # https://bbs.archlinux.org/viewtopic.php?id=206206
        # # this should prolly go in the wiki
        sgo virtlogd.socket
        # guessing this is not needed
        #sgo virtlogd.service
        sgo libvirtd

        ;;
esac

case $distro in
    arch) pi virtviewer ;;
    *) : ;; # other distros have it as a dependency afaik.
esac



case $distro in
    fedora) cabal install shellcheck ;;
    *) spa shellcheck ;;
    # unknown for older ubuntu
esac


case $distro in
    arch|debian|ubuntu) spa pumpa ;;
    # others unknown. do have a buildscript:
    # /a/bin/buildscripts/pumpa ;;
esac


case $distro in
    debian|ubuntu) spa android-tools-adbd/unstable ;;
    arch) spa android-tools ;;
    # other distros unknown
esac

if [[ $HOSTNAME == treetowl ]]; then
    case $distro in
        debian)
            if [[ `debian-archive`  == testing ]]; then
                # has no unstable dependencies
                pi bitcoind/unstable
                src=/a/opt/bitcoin/contrib/init/bitcoind.service
                s cp $src /etc/systemd/system
                p=/etc/bitcoin/bitcoin
                dst=/etc/systemd/system/bitcoinjm.service
                # jm for joinmarket
                $sed -r "/^\s*ExecStart/s,${p}.conf,${p}jm.conf," $src \
                     >/etc/systemd/system/bitcoinjm.service

                d=jm; jm=d # being clever for succinctness
                for s in d jm; do
                    s $sed -ri "/^\s*\[Unit\]/a Conflicts=bitcoin${!s}.service" \
                         /etc/systemd/system/bitcoin${s}.service
                done

                ser daemon-reload

                dir=/nocow/.bitcoin
                s mkdir -p $dir
                s chown -R bitcoin:bitcoin $dir
                dir=/etc/bitcoin
                s mkdir -p $dir
                s chown -R root:bitcoin $dir
                s chmod 750 $dir

                # pruning decreases the bitcoin dir to 2 gb, keeps
                # just the recent blocks. can\'t do a few things like
                # import a wallet dump.
                # pruning works, but people had to do
                # some manual stuff in joinmarket. I dun need the
                # disk space, so not bothering yet, maybe in a year or so.
                # https://github.com/JoinMarket-Org/joinmarket/issues/431
                #https://bitcoin.org/en/release/v0.12.0#wallet-pruning
                #prune=550

                f=$dir/bitcoin.conf
                s dd of=$f <<EOF
server=1
rpcpassword=$(openssl rand -base64 32)
rpcuser=$(openssl rand -base64 32)
EOF


                f2=$dir/bitcoinjm.conf
                s cp $f $f2
                s tee -a $f2 >/dev/null <<EOF
# Joinmarket
walletnotify=curl -sI --connect-timeout 1 http://localhost:62602/walletnotify?%s
alertnotify=curl -sI --connect-timeout 1 http://localhost:62602/alertnotify?%s
wallet=joinmarket.dat
EOF
                # dunno about sharing a wallet between multiple instances
                # manually did, wallet.dat symlinked in /nocow/.bitcoin
                sgo bitcoind
            fi
            ;;
        # other distros unknown
    esac
    pi libsodium-dev python-pip
    cd /a/opt/joinmarket
    # using develop branch, as it seems to be mostly bug fixes,
    # and this is quite new software.
    # note: python3 does not work.
    # has seg fault error due to some bug, but it still works
    pip install -r requirements.txt || [[ $? == 139 ]]
    # note, the target must exist ahead of time, or bitcoin
    # just overwrites the link, and it's not happy with an empty file,
    # so we have to create the wallet, then move and link it.
    s lnf -T /q/bitcoin/wallet.dat /nocow/.bitcoin/wallet.dat
    s lnf -T /q/bitcoin/joinmarket.dat /nocow/.bitcoin/joinmarket.dat
    # not technically needed, but seems cleaner not to have
    # symlinks be root owned unlike everything else
    s chown -h bitcoin:bitcoin /nocow/.bitcoin/*

    for var in rpcuser rpcpassword; do
        u="$(s sed -rn "s/^$var=(.*)/\1/p" /etc/bitcoin/bitcoin.conf)"
        # escape backslashes
        u="${u//\\/\\\\\\\\}"
        # escape commas
        u="${u//,/\\,}"
        sed -ri "s,^(rpc_${var#rpc}\s*=).*,\1 $u," joinmarket.cfg
    done
    sed -ri "s/^\s*(blockchain_source\s*=).*/\1 bitcoin-rpc/" joinmarket.cfg

fi




# proprietary flash. going without for now
# case $distro in
#     debian)
#         pi flashplugin-nonfree
# esac



case $distro in
    fedora)
        cd $(mktemp -d)
        wget http://tamacom.com/global/global-6.3.2.tar.gz
        ex global*
        cd global-6.3.2
        # based on https://github.com/leoliu/ggtags
        ./configure --with-exuberant-ctags=/usr/bin/ctags
        make
        s make install
        s pip install pygments
        ;;
    *)
        pi global
        ;;&
    arch)
        pi  python2-pygments
        ;;
    debian|ubuntu)
        pi python-pygments
        ;;
esac


case $distro in
    debian)
        pi task-cinnamon-desktop
        # in settings, change scrolling to two-finger,
        # because the default edge scroll doesn\'t work.
        pu transmission-gtk
        ;;
    # others unknown
esac

case $distro in
    arch) spa apg  ;;

    # already in debian jessie
esac




# note this failed running at the beginning of this file,
# because no systemd user instance was running.
# Doing systemd --user resulted in
# Trying to run as user instance, but $XDG_RUNTIME_DIR is not set

if isdebian-testing; then
    # as of 7/2016, has no unstable deps, and is not in testing anymore.
    pi synergy/unstable
else
    pi synergy
fi

# case $distro in
#     # ubuntu unknown. probably the same as debian, just check if the
#     # init scripts come with the package.
#     debian)
#         # copied from arch, but moved to etc
#         s dd of=/etc/systemd/user/synergys.service <<'EOF'
# [Unit]
# Description=Synergy Server Daemon
# After=network.target

# [Service]
# User=%i
# ExecStart=/usr/bin/synergys --no-daemon --config /etc/synergy.conf
# Restart=on-failure

# [Install]
# WantedBy=multi-user.target
# EOF
#         s dd of=/etc/systemd/user/synergys.socket <<'EOF'
# [Unit]
# Conflicts=synergys@.service

# [Socket]
# ListenStream=24800
# Accept=false

# [Install]
# WantedBy=sockets.target
# EOF
#         # had this fail with 'Failed to connect to bus: No such file or directory'
#         # then when I tried it manually, it worked fine...
#         if ! systemctl --user daemon-reload; then
#             sleep 2
#             echo retrying systemd user daemon reload
#             systemctl --user daemon-reload
#         fi
#         ;;&
#     *)
#         # taken from arch wiki.
#         s dd of=/etc/systemd/system/synergyc@.service <<'EOF'
# [Unit]
# Description=Synergy Client
# After=network.target

# [Service]
# User=%i
# ExecStart=/usr/bin/synergyc --no-daemon frodo
# Restart=on-failure
# # per man systemd.unit, StartLimitInterval, by default we
# # restart more than 5 times in 10 seconds.
# # And this param defaults too 200 miliseconds.
# RestartSec=3s

# [Install]
# WantedBy=multi-user.target
# EOF
#         s systemctl daemon-reload
#         case $HOSTNAME in
#             x2|treetowl)
#                 ser enable synergyc@ian
#                 ser start synergyc@ian ||: # X might not be running yet
#                 ;;
#             frodo)
#                 systemctl --user start synergys ||:
#                 systemctl --user enable synergys
#                 ;;
#         esac
#         ;;
# esac


######### end misc packages #########


# packages I once used before and liked, but don't want installed now for
# various reasons:
# python-sqlite is used for offlineimap
# lxappearance python-sqlite dolphin paman dconf-editor



######## unfinished

# todo, finish configuring smart.

pi smartmontools
# mostly from https://wiki.archlinux.org/index.php/S.M.A.R.T.
# turn on smart. background on options:
# first line, -a = test everyting on all devices.
# -S on, turn on disk internal saving of vendor specific info,
# from google, seems like this is usually already on and fairly standard.
# -o on, turn on 4 hour period non-performance degrading testing.
# short test daily 2-3am, extended tests Saturdays between 3-4am:
sched="-s (S/../.././02|L/../../6/03)"
s sed -i --follow-symlinks "s#^[[:space:]]*DEVICESCAN.*#\
DEVICESCAN -a -o on -S on -n standby,q $sched \
-m ian@iankelling.org -M exec /usr/local/bin/smart-notify#" /etc/smartd.conf

# in the default configuration of at least ubuntu 14.04, resolvconf is
# configured to order any nameservers associated with tun* or tap*
# before the normal internet interfaces, which means they are always
# consulted first. This is often slower and undesirable, ie. local dns
# queries go from 0ms to 10+ or 100+ ms. To reverse the ordering, you
# can do:
#sudo sed -i --follow-symlinks '/tun\*\|tap\*/d' /etc/resolvconf/interface-order
# however, this breaks dns lookup for hosts on the openvpn lan.
# I can\'t figure out why hosts on the normal lan would not be
# broken under the default ordering, except the host I was
# testing with previously had an entry in /etc/hosts.

############# end unfinished

########### misc stuff

devs=()
for dev in $(s btrfs fi show /boot | sed -nr 's#.*path\s+(\S+)$#\1#p'); do
    devs+=($(devbyid $dev),)
done
devs[-1]=${devs[-1]%,} # jonied by commas

# on grub upgrade, we get prompts unless we do this
s debconf-set-selections <<EOF
grub-pc	grub-pc/install_devices	multiselect ${devs[*]}
EOF


# the wiki backup script from ofswiki.org uses generic paths
s lnf /p/c/machine_specific/li/mw_vars /root
s lnf /k/backup/wiki_backup /root

s cedit /etc/goaccess.conf <<'EOF' || [[ $? == 1 ]]
# all things found from looking around the default config
# copied existing NCSA Combined Log Format with Virtual Host, plus %L
log-format %^:%^ %h %^[%d:%t %^] "%r" %s %b "%R" "%u" %D
time-format %H:%M:%S
date-format %d/%b/%Y
log-file /var/log/apache2/access.log
color-scheme 2

# tip: copy access.log files to a stretch host directory, then run
# jessie's goaccess is too old for some options, and it's
# not easily installed from a testing.
# goaccess --ignore-crawlers -f <(cat *) -a -o html > x.html
EOF


case $distro in
    debian|ubuntu)
        case `debian-archive` in
            stable)
                s dd of=/etc/apt/preferences.d/unison-gtk <<'EOF'
Explanation: Allow unison-gtk to be upgraded
Package: unison-gtk
Pin: release a=testing
Pin-Priority: 500
EOF
                # dont think using testing is needed since I figured out how to
                # deal with mismatching unison compilers, but I dont
                # see any reason to revert it, since it only installs
                # a single package which is primarily a single binary
                ;;
        esac
        pi unison/testing
        pi unison-gtk/testing # after to make it the default unison
        ;;
    arch)
        pi unison gtk2
        ;;
esac

case $distro in
    arch)
        # default is alsa, doesn\'t work with with pianobar
        s dd of=/etc/libao.conf <<'EOF'
default_driver=pulse
EOF
        ;;
esac

# note, for jessie, it depends on a higher version of btrfs-tools.
#
# # disabled due to my patch being in btrbk
# case $distro in
#     arch|debian|ubuntu) pi btrbk ;;
#     # others unknown
# esac
cd /a/opt/btrbk
s make install
spa pv # for progress bar when running interactively.
if [[ $HOSTNAME == treetowl ]]; then
    # backup/sync manually on others hosts for now.
    sgo btrbk.timer
    # note: to see when it was last run,
    # ser list-timers
fi

if [[ $HOSTNAME == treetowl ]] && [[ `debian-archive` != testing ]]; then
    # fail2 ban is broken, with a workaround, per
    # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=770171
    # ill wait a while to see if it gets fixed
    pi fail2ban
    sgo fail2ban
fi





case $distro in
    debian|ubuntu) s gpasswd -a ian adm ;; #needed for reading logs
esac

# tor
case $distro in
    # based on
    # https://www.torproject.org/docs/rpms.html.en
    # https://www.torproject.org/docs/debian.html.en
    # todo: figure out if the running service needs to be restarted upon updates


    # todo on fedora: setup non-dev packages
    fedora)
        s dd of=/etc/yum.repos.d/torproject.repo <<'EOF'
[tor]
name=Tor experimental repo
enabled=1
baseurl=http://deb.torproject.org/torproject.org/rpm/tor-testing/fc/20/$basearch/
gpgcheck=1
gpgkey=http://deb.torproject.org/torproject.org/rpm/RPM-GPG-KEY-torproject.org.asc

[tor-source]
name=Tor experimental source repo
enabled=1
autorefresh=0
baseurl=http://deb.torproject.org/torproject.org/rpm/tor-testing/fc/20/SRPMS
gpgcheck=1
gpgkey=http://deb.torproject.org/torproject.org/rpm/RPM-GPG-KEY-torproject.org.asc
EOF

        # to be secure, take a look at the fingerprint reported from the following install, and see if it matches from the link above:
        # 3B9E EEB9 7B1E 827B CF0A  0D96 8AF5 653C 5AC0 01F1
        sgo tor
        /a/bin/buildscripts/tor-browser
        ;;
    ubuntu)
        tu /etc/apt/sources.list "deb http://deb.torproject.org/torproject.org $(debian-codename) main"
        gpg --keyserver keys.gnupg.net --recv 886DDD89
        gpg --export A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 | sudo apt-key add -
        p update
        pi deb.torproject.org-keyring
        pi tor
        /a/bin/buildscripts/tor-browser
        ;;
    debian)
        pi tor
        /a/bin/buildscripts/tor-browser
        ;;
    arch)
        pi tor tor-browser-en
        sgo tor
        ;;
    # ubuntu unknown
esac

# nfs server
case $distro in
    fedora)
        end_msg <<'EOF'
fedora todo: disable the firewall or find a way to automate it.
there's an unused section in t.org for tramikssion firewall setup

fedora manual config for nfs:
s firewall-config
change to permanent configuration
check the box for nfs
was hard to figure this out, not sure if this is all needed, but
unblock these too
mountd: udp/tcp 20048
portmapper, in firewall-config its called rpc-bind: udp/tcp 111
troubleshooting, unblock things in rpcinfo -p
make sure to reload the firewall to load the persistent configuration


EOF
        pi nfs-utils
        sgo nfs-server
        ;;
    debian|ubuntu)
        pi nfs-server
        ;;
    arch)
        pi nfs-utils || pending_reboot=true
        sgo rpcbind
        # this failed until I rebooted
        sgo nfs-server
        ;;
esac

if [[ $HOSTNAME == treetowl ]]; then
    # nohide = export filesystems mounted deeper than the export point
    # fsid=0 makes this export the "root" export
    # not documented in the man page, but this means
    # 1. it can be mounted with a shorthand of server:/
    # 2. exports that are subdirectories of this one will automatically be mounted
    tu /etc/exports <<'EOF'
/k 192.168.1.0/24(rw,fsid=0,nohide,no_root_squash,async,no_subtree_check,insecure)
EOF
    s exportfs -rav
fi


e "$end_msg_var"


# persistent virtual machines

case $distro in
    debian|ubuntu)
        pi libosinfo-bin;
        ;;
esac

# distro may not know about win 10 yet.
variant=win7
if ! virt-install --os-variant list &>/dev/null; then # we are using a newer virt-install
    for v in 10 8.1 8; do
        if osinfo-query os | gr "^\s*win${v/./\\.}\s" &>/dev/null; then
            variant=win$v
            break
        fi
    done
fi

if ! s virsh list --all --name | grep -xF win10 &>/dev/null; then

    # created account with
    # win10vmian@outlook.com, and easy to remember password
    # win 10 virtio, makes disk way way way faster
    # wget https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/latest-virtio/virtio-win.iso
    # https://wiki.archlinux.org/index.php/QEMU#Change_Existing_Windows_VM_to_use_virtio
    # for installing virtio after initial install instead of with initial iso:
    # qemu-img create -f qcow2 fake.qcow2 1G
    #    --disk=/a/images/virtio-win.iso,device=cdrom \
        #          --disk=/a/images/fake.qcow2,bus=virtio
    #  Also,
    #   went to device manager, saw 2 pci devices with yellow !,
    #   did search for drivers, pick  cdrom location, done.
    #
    # from http://www.tenforums.com/tutorials/4189-fast-startup-turn-off-windows-10-a.html.
    # google said there was a control panel option for it, but
    # that turned out to be a lie.
    # Put this in a .bat file and run as administrator to turn off
    # hyberboot which fucks things up.
    # REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Power" /V HiberbootEnabled /T REG_dWORD /D 0 /F
    # power settings, turn off display: never
    # run "control userpasswords2", turn on automatic login.
    # note: when changing devices, I just undefine, the create the vm again.

    if [[ -e /nocow/user/vms/win10.qcow2 ]]; then
        s virt-install --noautoconsole --graphics spice,listen=0.0.0.0 \
          --disk=/a/images/win10.qcow2,bus=virtio --vcpus 2 -r 4096 -w bridge=br0 \
          -n win10 --import --os-variant $variant --cpu host-model-only

        s virsh destroy win10
    fi

    if [[ -e /nocow/user/vms/win7.qcow2 ]]; then
        # this one hasn\'t had the virtio fix done yet.
        s virt-install --noautoconsole --graphics spice,listen=0.0.0.0 \
          --disk=/a/images/win7.qcow2 --vcpus 2 -r 4096 -w bridge=br0 \
          -n win7 --import --os-variant win7 --cpu host-model-only
        s virsh destroy win7
        # had a problem with --cpu host, so trying out
        # --cpu host-model-only
    fi
fi


if [[ $HOSTNAME == treetowl ]]; 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|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

tu /etc/hosts <<< "127.0.1.1 $(hostname).lan $(hostname)"


######### begin stuff belonging at the end    ##########


# Apps we want to override others for default file handler:
# simplest way in debian is to just install them last.
simple_packages+=(
    mpv
)

case $distro in
    ubuntu|debian)
        spa spacefm-gtk3 ;;
    arch)
        spa spacefm ;;
esac


pi "${simple_packages[@]}"


if $pending_reboot; then
    echo "$0: pending reboot and then finished. doing it now."
    s reboot now
else
    echo "$0: $(date): ending now)"
fi