Ticket #8945: Bootscript

## The system's main boot script.

##
## Some functions used by the main script
##

# launch <executable path> [ <thread to wait for> [ <program args> ] ]

launch() {
    toLaunch="$1"
    shift
    toWaitFor="$1"
    (( $# )) && shift
    if [ -f "/boot/$toLaunch" ]
    then
        "/boot/$toLaunch" $* &
        [ "$toWaitFor" != "" ] && waitfor "$toWaitFor"
        return 1
    else
        echo There is no "$toLaunch"
    fi
    return 0
}

# launchscript <script path>

launchscript() {
    if [ -f "/boot/$1" ]
    then
        . "/boot/$1"
    fi
}

# runprog <executable path>

runprog() {
    if [ -f "/boot/$1" ]
    then
        "/boot/$1"
        return 1
    else
        echo There is no "$1"
    fi
    return 0
}

##
## Main script starts here
##

# Set up stdin/out/err to nirvana

exec </dev/null
exec >/dev/null 2>&1

# Standard locations of boot files
SCRIPTS=system/boot
SERVERS=system/servers

# clean the shared memory dir
shmDir=/var/shared_memory
rm -rf $shmDir
mkdir -p $shmDir
chmod 777 $shmDir

# Set up the environment

export SAFEMODE=`/bin/safemode`

launchscript $SCRIPTS/SetupEnvironment

# If the boot volume is a CD we use another script
isReadOnly=`/bin/isvolume -readonly-partition /boot`
if [ "$isReadOnly" = "yes" ]; then
    # block the CD tray (avoid accidental ejection)
    # This option stays 'on' even if we continue booting to the desktop.
    /bin/eject -b /boot
else
    # Sets timezone etc.
    runprog system/bin/clockconfig
fi

# Create /tmp dir, and make sure it's empty

TMPDIR=/boot/common/cache/tmp
if [ ! -d $TMPDIR ]; then
    mkdir -f $TMPDIR
    chmod a+rwx $TMPDIR
else
    rm -rf $TMPDIR/*
fi


# Launch servers

# We must wait for the app_server and registrar to be ready
launch $SERVERS/registrar _roster_thread_   # launch registrar

launch $SERVERS/debug_server                # launch debug_server

# Init Network
if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/net_server              # launch net_server
fi

launch $SERVERS/app_server picasso      # launch app_server

if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/syslog_daemon
    waitfor _input_server_event_loop_       # wait for input devices
fi

# Now ask the user if he wants to run the Installer or continue to the Desktop.
if [ "$isReadOnly" = "yes" ]; then
    # Create Installer link (using the write overlay)
    ln -sf /boot/system/apps/Installer /boot/home/Desktop/Installer

    /bin/ReadOnlyBootPrompt
    if [ $? -eq 0 ]; then
        launchscript $SCRIPTS/Bootscript.cd
        exit 0 # and return
    fi
else
    if [ ! -f '/boot/home/config/settings/Local settings' ]; then
        ln -sf /boot/system/apps/Installer /boot/home/Desktop/Installer

        /bin/ReadOnlyBootPrompt
        if [ $? -eq 0 ]; then
            launchscript $SCRIPTS/Bootscript.cd
            exit 0 # and return
        fi
    fi
fi


if [ -e /etc/users ]; then
    # TODO: system/Login needs to be fixed to launch the mount_server!
    launch system/Login
    # nothing more
else
    cd /boot/home

    launch $SERVERS/mount_server
    waitfor -m application/x-vnd.Haiku-mount_server
    # delay the boot script until all previous volumes have been mounted
    hey -s mount_server DO InitialScan

    launch system/Tracker
    launch system/Deskbar
fi

if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/media_server
    launch $SERVERS/midi_server
fi

# Launch Print Server
if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/print_server
fi

# Launch Mail Daemon (if enabled on startup)
if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/mail_daemon "" -E
fi

# Launch CDDB Daemon
if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/cddb_daemon ""
fi

# Launch Notification Server
if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/notification_server ""
fi

# Launch Power Daemon
if [ "$SAFEMODE" != "yes" ]; then
    launch $SERVERS/power_daemon ""
fi

# Check for daylight saving time
launch system/bin/dstcheck

# Synchronize network time
launch system/preferences/Time "" --update

if [ "$SAFEMODE" != "yes" ]; then
    # Start user boot script
    if [ -f $HOME/config/boot/UserBootscript ]; then
        . $HOME/config/boot/UserBootscript
    fi
fi

# Check for fresh install and run post install scripts.
postInstallDir=/boot/common/boot/post_install
freshInstallIndicator=/boot/common/settings/fresh_install
if [ -e $freshInstallIndicator ]; then
    # wait a moment for things to calm down a bit
    sleep 3

    # execute scripts
    for f in $postInstallDir/*.sh; do
        if [ -f $f ]; then
            echo "Running post install script $f ..." > /dev/dprintf
            $f
        fi
    done

    sync
    rm $freshInstallIndicator
fi