#!/bin/bash
# postinst script for core-agent-linux
#
# see: dh_installdeb(1)

set -e
set -x

# The postint script may be called in the following ways:
#   * <postinst> 'configure' <most-recently-configured-version>
#   * <old-postinst> 'abort-upgrade' <new version>
#   * <conflictor's-postinst> 'abort-remove' 'in-favour' <package>
#     <new-version>
#   * <postinst> 'abort-remove'
#   * <deconfigured's-postinst> 'abort-deconfigure' 'in-favour'
#     <failed-install-package> <version> 'removing'
#     <conflicting-package> <version>
#
#    For details, see http://www.debian.org/doc/debian-policy/ or
# https://www.debian.org/doc/debian-policy/ch-maintainerscripts.html or
# the debian-policy package

case "$1" in
    configure)
        # disable some Upstart services
        for F in plymouth-shutdown prefdm splash-manager start-ttys tty ; do
            if [ -e /etc/init/$F.conf ]; then
                mv -f /etc/init/$F.conf /etc/init/$F.conf.disabled
            fi
        done

        remove_ShowIn () {
            if [ -e /etc/xdg/autostart/$1.desktop ]; then
                sed -i '/^\(Not\|Only\)ShowIn/d' /etc/xdg/autostart/$1.desktop
            fi
        }

        # Stops Qt form using the MIT-SHM X11 Shared Memory Extension
        echo 'export QT_X11_NO_MITSHM=1' > /etc/profile.d/qt_x11_no_mitshm

        # Sudo's defualt umask is 077 so set sane default of 022
        # Also don't allow QT to used shared memory to prevent errors
        echo 'Defaults umask = 0002' > /etc/sudoers.d/umask
        echo 'Defaults umask_override' >> /etc/sudoers.d/umask
        echo 'Defaults env_keep += "QT_X11_NO_MITSHM"' > /etc/sudoers.d/qt_x11_no_mitshm.sh
        chmod 0755 /etc/sudoers.d/qt_x11_no_mitshm.sh 

        # reenable abrt-aplet if disabled by some earlier version of package
        remove_ShowIn abrt-applet.desktop

        # don't want it at all
        for F in deja-dup-monitor imsettings-start krb5-auth-dialog pulseaudio restorecond sealertauto gnome-power-manager gnome-sound-applet gnome-screensaver orca-autostart; do
            if [ -e /etc/xdg/autostart/$F.desktop ]; then
                remove_ShowIn $F
                echo 'NotShowIn=QUBES;' >> /etc/xdg/autostart/$F.desktop
            fi
        done

        # don't want it in DisposableVM
        for F in gcm-apply ; do
            if [ -e /etc/xdg/autostart/$F.desktop ]; then
                remove_ShowIn $F
                echo 'NotShowIn=DisposableVM;' >> /etc/xdg/autostart/$F.desktop
            fi
        done

        # want it in AppVM only
        for F in gnome-keyring-gpg gnome-keyring-pkcs11 gnome-keyring-secrets gnome-keyring-ssh gnome-settings-daemon user-dirs-update-gtk gsettings-data-convert ; do
            if [ -e /etc/xdg/autostart/$F.desktop ]; then
                remove_ShowIn $F
                echo 'OnlyShowIn=GNOME;AppVM;' >> /etc/xdg/autostart/$F.desktop
            fi
        done

        # remove existing rule to add own later
        for F in gpk-update-icon nm-applet ; do
            remove_ShowIn $F
        done

        echo 'OnlyShowIn=GNOME;UpdateableVM;' >> /etc/xdg/autostart/gpk-update-icon.desktop || :
        echo 'OnlyShowIn=GNOME;QUBES;' >> /etc/xdg/autostart/nm-applet.desktop || :

        # Create NetworkManager configuration if we do not have it
        if ! [ -e /etc/NetworkManager/NetworkManager.conf ]; then
        echo '[main]' > /etc/NetworkManager/NetworkManager.conf
        echo 'plugins = keyfile' >> /etc/NetworkManager/NetworkManager.conf
        echo '[keyfile]' >> /etc/NetworkManager/NetworkManager.conf
        fi
        /usr/lib/qubes/qubes-fix-nm-conf.sh


        # Remove ip_forward setting from sysctl, so NM will not reset it
        sed 's/^net.ipv4.ip_forward.*/#\0/'  -i /etc/sysctl.conf

        # Remove old firmware updates link
        if [ -L /lib/firmware/updates ]; then
          rm -f /lib/firmware/updates
        fi

        #if ! grep -q '/etc/yum\.conf\.d/qubes-proxy\.conf' /etc/yum.conf; then
        #  echo >> /etc/yum.conf
        #  echo '# Yum does not support inclusion of config dir...' >> /etc/yum.conf
        #  echo 'include=file:///etc/yum.conf.d/qubes-proxy.conf' >> /etc/yum.conf
        #fi

        # Revert 'Prevent unnecessary updates in VMs':
        #sed -i -e '/^exclude = kernel/d' /etc/yum.conf

        # ensure that hostname resolves to 127.0.1.1 resp. ::1 and that /etc/hosts is
        # in the form expected by qubes-sysinit.sh
        for ip in '127\.0\.1\.1' '::1'; do
            if grep -q "^${ip}\(\s\|$\)" /etc/hosts; then
                sed -i "/^${ip}\s/,+0s/\(\s`hostname`\)\+\(\s\|$\)/\2/g" /etc/hosts
                sed -i "s/^${ip}\(\s\|$\).*$/\0 `hostname`/" /etc/hosts
            else
                echo "${ip//\\/} `hostname`" >> /etc/hosts
            fi
        done
        # remove hostname from 127.0.0.1 line (in debian the hostname is by default
        # resolved to 127.0.1.1)
        sed -i "/^127\.0\.0\.1\s/,+0s/\(\s`hostname`\)\+\(\s\|$\)/\2/g" /etc/hosts

        chown user:user /home_volatile/user

        #if [ "$1" !=  1 ] ; then
        #    # do the rest of %post thing only when updating for the first time...
        #    exit 0
        #fi

        if [ -e /etc/init/serial.conf ] && ! [ -f /var/lib/qubes/serial.orig ] ; then
            cp /etc/init/serial.conf /var/lib/qubes/serial.orig
        fi

        # Remove most of the udev scripts to speed up the VM boot time
        # Just leave the xen* scripts, that are needed if this VM was
        # ever used as a net backend (e.g. as a VPN domain in the future)
        #echo "--> Removing unnecessary udev scripts..."
        mkdir -p /var/lib/qubes/removed-udev-scripts
        for f in /etc/udev/rules.d/*
        do
            if [ $(basename $f) == "xen-backend.rules" ] ; then
                continue
            fi

            if [ $(basename $f) == "50-qubes-misc.rules" ] ; then
                continue
            fi

            if echo $f | grep -q qubes; then
                continue
            fi

            mv $f /var/lib/qubes/removed-udev-scripts/
        done
        mkdir -p /rw
        #rm -f /etc/mtab
        #echo "--> Removing HWADDR setting from /etc/sysconfig/network-scripts/ifcfg-eth0"
        #mv /etc/sysconfig/network-scripts/ifcfg-eth0 /etc/sysconfig/network-scripts/ifcfg-eth0.orig
        #grep -v HWADDR /etc/sysconfig/network-scripts/ifcfg-eth0.orig > /etc/sysconfig/network-scripts/ifcfg-eth0

        #######################################################################
        # systemd post-init
        #######################################################################
        for srv in qubes-dvm qubes-sysinit qubes-misc-post qubes-netwatcher qubes-network qubes-firewall qubes-updates-proxy qubes-qrexec-agent; do
            /bin/systemctl enable $srv.service 2> /dev/null
        done

        /bin/systemctl enable qubes-update-check.timer 2> /dev/null

        UNITDIR=/lib/systemd/system
        OVERRIDEDIR=/usr/lib/qubes/init

        # Install overriden services only when original exists
        for srv in cups ModemManager NetworkManager NetworkManager-wait-online ntpd chronyd; do
            if [ -f $UNITDIR/$srv.service ]; then
                cp $OVERRIDEDIR/$srv.service /etc/systemd/system/
            fi
            if [ -f $UNITDIR/$srv.socket -a -f $OVERRIDEDIR/$srv.socket ]; then
                cp $OVERRIDEDIR/$srv.socket /etc/systemd/system/
            fi
            if [ -f $UNITDIR/$srv.path -a -f $OVERRIDEDIR/$srv.path ]; then
                cp $OVERRIDEDIR/$srv.path /etc/systemd/system/
            fi
        done

        # Set default "runlevel"
        rm -f /etc/systemd/system/default.target
        ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target

        #DISABLE_SERVICES="alsa-store alsa-restore auditd avahi avahi-daemon backuppc cpuspeed crond"
        #DISABLE_SERVICES="$DISABLE_SERVICES fedora-autorelabel fedora-autorelabel-mark ipmi hwclock-load hwclock-save"
        #DISABLE_SERVICES="$DISABLE_SERVICES mdmonitor multipathd openct rpcbind mcelog fedora-storage-init fedora-storage-init-late"
        #DISABLE_SERVICES="$DISABLE_SERVICES plymouth-start plymouth-read-write plymouth-quit plymouth-quit-wait"
        #DISABLE_SERVICES="$DISABLE_SERVICES sshd tcsd sm-client sendmail mdmonitor-takeover"
        #DISABLE_SERVICES="$DISABLE_SERVICES rngd smartd upower irqbalance colord"
        #for srv in $DISABLE_SERVICES; do
        #    if [ -f /lib/systemd/system/$srv.service ]; then
        #        if fgrep -q '[Install]' /lib/systemd/system/$srv.service; then
        #            /bin/systemctl disable $srv.service 2> /dev/null
        #        else
        #            # forcibly disable
        #            ln -sf /dev/null /etc/systemd/system/$srv.service
        #        fi
        #    fi
        #done

        rm -f /etc/systemd/system/getty.target.wants/getty@tty*.service

        # Enable some services
        /bin/systemctl enable rsyslog.service 2> /dev/null

        # These do not exist on debian; maybe a different package name
        #/bin/systemctl enable iptables.service 2> /dev/null
        #/bin/systemctl enable ntpd.service 2> /dev/null
        #/bin/systemctl enable ip6tables.service 2> /dev/null

        # Enable cups only when it is real SystemD service
        [ -e /lib/systemd/system/cups.service ] && /bin/systemctl enable cups.service 2> /dev/null
        ;;

    abort-upgrade|abort-remove|abort-deconfigure)
        exit 0
        ;;

    triggered)
        for trigger in $2; do
            case "$trigger" in
                /usr/share/applications)
                    echo "Updating Qubes AppMenu."
                    /usr/lib/qubes/qubes-trigger-sync-appmenus.sh
                    ;;
                *)
                    echo "postinst called with unknown trigger \`$2'" >&2
                    exit 1
                    ;;
            esac
        done
        exit 0
        ;;

    *)
        echo "postinst called with unknown argument \`$1'" >&2
        exit 1
        ;;
esac

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

#DEBHELPER#

exit 0

# vim: set ts=4 sw=4 sts=4 et :