debian/kali-defaults.postinst - kali-defaults (master)

kali-defaults.postinst @master — raw · history · blame

#!/bin/sh
# postinst script for kali-defaults
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <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 https://www.debian.org/doc/debian-policy/ or
# the debian-policy package

FILES_TO_DIVERT="
/etc/skel/.bashrc
/etc/ssl/openssl.cnf
/etc/zsh/newuser.zshrc.recommended
/etc/zsh/zprofile
/etc/xdg/autostart/gnome-software-service.desktop
/etc/xrdp/xrdp.ini
/usr/share/chromium/initial_bookmarks.html
/usr/share/dbus-1/services/org.kde.kdeconnect.service
/usr/share/firefox-esr/distribution/distribution.ini
/usr/share/samba/smb.conf
/usr/share/applications/org.kde.discover.desktop
" # END FILES_TO_DIVERT

install_config_file() {
    local file=$1
    local opt=$2
    local orig_file="/usr/share/kali-defaults$file"
    if [ "$opt" = "force" ] || ([ ! -e "$file" ] && [ -e "$orig_file" ]); then
        echo "Installing $orig_file as $file"
        mkdir -p "$(dirname "$file")"
        cp "$orig_file" "$file"
    fi
}

set_env_header_if_unset() {
    if grep -q '^# STOP KALI-DEFAULTS CONFIG' /etc/environment; then
	return
    fi

    echo "Adding KALI-DEFAULTS header to /etc/environment"
    {
    echo "# START KALI-DEFAULTS CONFIG"
    echo "# Everything from here and until STOP KALI-DEFAULTS CONFIG"
    echo "# was installed by the kali-defaults package, and it will"
    echo "# be removed if ever the kali-defaults package is removed."
    echo "# If you want to disable a line, please do NOT remove it,"
    echo "# as it would be added back when kali-defaults is upgraded."
    echo "# Instead, comment the line out, and your change will be"
    echo "# preserved across upgrades."
    echo "# STOP KALI-DEFAULTS CONFIG"
    } >> /etc/environment
}

set_env_var_if_unset() {
    local setting=$1
    local value=$2

    # Bail out if the setting is set or is commented out
    if grep -q "^#* *${setting}=" /etc/environment; then
	return
    fi

    # Insert the setting just before the STOP marker
    echo "Setting ${setting} in /etc/environment"
    sed -i "/^# STOP KALI-DEFAULTS CONFIG/i ${setting}=${value}" \
	/etc/environment
}

configure_environment() {
    echo "Configuring /etc/environment"

    # Hack for piuparts: break the hard link
    if [ -n "$PIUPARTS_TEST" ]; then
        cp /etc/environment /etc/environment.tmp
	mv /etc/environment.tmp /etc/environment
    fi

    set_env_header_if_unset

    # Force PATH via /etc/environment so that non-root users have system tools
    # available too (those in */sbin/)
    set_env_var_if_unset 'PATH' \
	'/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/games'

    # Propose to install commands not found
    set_env_var_if_unset COMMAND_NOT_FOUND_INSTALL_PROMPT 1

    # Opt-out of powershell auto update
    # https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_update_notifications
    set_env_var_if_unset POWERSHELL_UPDATECHECK Off

    # Opt-out of powershell telemetry reporting
    # https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_telemetry
    set_env_var_if_unset POWERSHELL_TELEMETRY_OPTOUT 1

    # Opt-out of dotnet sdk telemetry reporting
    # https://docs.microsoft.com/en-us/dotnet/core/tools/telemetry
    set_env_var_if_unset DOTNET_CLI_TELEMETRY_OPTOUT 1
}

overwrite_file() {
    local file="$1"
    local reference="$2"
    if [ -e "$file" ] && [ ! -e "$file.original" ]; then
	cp -v "$file" "$file.original"
    fi
    cp -v "$reference" "$file"
}

configure_root_account() {
    echo "Configuring root account"
    overwrite_file /root/.bashrc /etc/skel/.bashrc
    overwrite_file /root/.zshrc /etc/skel/.zshrc
}

if [ "$1" = "configure" ]; then
    if dpkg --compare-versions "$2" lt-nl 2.0~3; then
	dpkg-divert --rename --package kali-defaults \
	            --divert /usr/share/themes/Adwaita/metacity-1/metacity-theme-3.xml.original \
                    --remove /usr/share/themes/Adwaita/metacity-1/metacity-theme-3.xml
    fi
    if dpkg --compare-versions "$2" lt-nl 2.0~14; then
	dpkg-divert --rename --package kali-defaults \
	            --divert /usr/share/xsessions/default.desktop \
                    --remove /usr/share/xsessions/gnome-fallback.desktop
    fi

    if dpkg --compare-versions "$2" lt-nl 2017.2.0; then
        for file in /etc/iceweasel/profile/localstore.rdf \
                    /etc/iceweasel/profile/bookmarks.html
        do
            dpkg-divert --rename --package kali-defaults \
                        --divert $file.original \
                        --remove $file
        done
    fi

    if dpkg --compare-versions "$2" lt-nl 2017.2.1; then
	rm -f /etc/X11/Xsession.d/52kali_fix_lang
	rm -f /etc/X11/Xsession.d/52kali_noautomount
    fi

    if dpkg --compare-versions "$2" lt-nl 2021.2.0; then
	 # Drop PATH= from /etc/environment. No worries, we add
	 # it again with configure_environment().
	 sed -i '\|^PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/games|d' /etc/environment
    fi

    if dpkg --compare-versions "$2" lt-nl 2021.4.0; then
	dpkg-divert --rename --package kali-defaults \
	            --divert /usr/share/applications/org.gnome.Software.desktop.original \
	            --remove /usr/share/applications/org.gnome.Software.desktop
    fi

    if dpkg --compare-versions "$2" lt-nl 2022.1.2; then
	install_config_file /etc/skel/.bashrc force
    fi

    if dpkg --compare-versions "$2" lt-nl 2022.3.2; then
	install_config_file /etc/ssl/openssl.cnf force
    fi

    if dpkg --compare-versions "$2" lt-nl 2022.4.6; then
	dpkg-divert --rename --package kali-defaults \
	            --divert /etc/xdg/autostart/kdeconnectd.desktop.original \
	            --remove /etc/xdg/autostart/kdeconnectd.desktop
    fi

    for file in $FILES_TO_DIVERT; do
	install_config_file "$file"
    done

    configure_environment

    if [ "$2" = "" ]; then
	configure_root_account
	# Rebuilding the initramfs so that it embeds our
	# /etc/systemd/network/* changes
	dpkg-trigger --no-await update-initramfs
    fi

    # Apply kernel sysctl settings
    if [ -x /lib/systemd/systemd-sysctl ] && [ -d /run/systemd/system ]; then
        for file in /usr/lib/sysctl.d/50-kali-defaults-*.conf; do
            /lib/systemd/systemd-sysctl $(basename $file) || true
        done
    fi
fi

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

#DEBHELPER#

exit 0
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kali-defaults.postinst @master — raw · history · blame
