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Re: [K12OSN] Flash drive in thin client.



After applying everything in you have specified I do get a drives folder
but with absolutely no access from client.

On Mon, 2005-05-23 at 13:54 -0500, Shawn Austin wrote:
> Actually, if you are running K12LTSP 4.2.1, you can have "native" access 
> to the local drives without using MTools.
> This is what you need to do.
> Read http://wiki.ltsp.org/twiki/bin/view/Ltsp/LocalDrives
> Almost all the steps to get it working can be found on the page.  Three 
> modified files are attached that will be needed to get this working.
> 
> To boil it down:
> 1. Add HOTPLUG = Y to your lts.conf file.
> 2. Double check that you have SAMBA Client on the server. rpm -qa |grep 
> samba   You should have samba-client.  If not, install it.
> 3. The download at the bottom of the wiki link for updated files has a 
> few errors in it.  Use the ones attached to this email.  hotplug needs 
> to go in /opt/ltsp/i386/sbin and needs 755 for permissions.
> rc.localdev need to go in /opt/ltsp/i386/etc with 755 for permissions.
> 4. Copy the rc.usb that is also attached into /opt/ltsp/i386/etc with 
> 755 for permissions.
> 5. Download http://ltsp.mirrors.tds.net/pub/ltsp/ltsp-4.1/LDA-setup.sh   
> and   http://ltsp.mirrors.tds.net/pub/ltsp/ltsp-4.1/LDA-shutdown.sh
> "If you use KDM:
> /usr/local/bin/LDA-setup.sh goes into line 3 of /etc/kde/kdm/Xstartup 
> /usr/local/bin/LDA-shutdown.sh goes into line 3 of /etc/kde/kdm/Xreset
> if you use GDM:
> /usr/local/bin/LDA-setup.sh goes into line 3 of 
> /etc/X11/gdm/PostLogin/Default /usr/local/bin/LDA-shutdown.sh goes into 
> line 3 of /etc/X11/gdm/PostSession/Default
> "
> 6. Reboot the client
> 7. Look inside the users home dir.  You should see a directory called 
> Drives.  There is your local device.
> 8. If that fails, add a SCREEN_02 = SHELL to the workstation you are on, 
> then check in /tmp/drives and see if you can see the devices there.
> 
> Ive got this working on 2 servers so far, with 5 different test usb 
> flash drives.  If you have problems with this, send it back out to the 
> list and I will try to walk you through it.
> 
> Shawn Austin
> 
> Client Services
> University of Indianapolis
> 
> Shawn Powers wrote:
> 
> > Genfil Villahermosa wrote:
> >
> >> Does anyone know how to mount a flash drive on a thin? It work on the
> >> terminal server but not on the thin client.
> >>
> > http://www.k12ltsp.org/phpwiki/index.php/StorageFloppyUsb
> >
> > (Hopefully that will answer your question... MtoolsFM is the program 
> > you use to connect to the drive...)
> >
> 
> plain text document attachment (rc.localdev)
> #!/bin/sh
> #
> # local_cd
> #
> # This script will set up a local cdrom drive for supermount.
> #
> PATH=/bin:$PATH; export PATH
> . /etc/ltsp_functions
> 
> SAMBATMP="/tmp/samba"
> SAMBACNF="/tmp/smb.conf"
> 
> mkdir /tmp/drives
> chown nobody /tmp/drives
> 
> #
> # Get the lts.conf entries
> #
> eval `/bin/getltscfg -a`
> 
> for i in 01 02 03 04 05 06 07 08 09 10; do
>     DEVVAR=LOCAL_DEVICE_${i}
>   
>     if [ ! -z ${!DEVVAR} ] ; then
>         #
>         # As soon as we find at least 1 local device, we need to
>         # setup the Samba config stuff
>         #
> 	reg_info ${DEVVAR}
> 
>         DEVICE=`echo ${!DEVVAR} | sed 's/\(.*\):.*/\1/'`
>         SHARE=`echo ${!DEVVAR} | sed 's/.*:\(.*\)/\1/'`
>         BASE_DEVICE=`/usr/bin/basename ${DEVICE}`
>         START_SAMBA="Y"
> 
>         if [ -z ${SHARE} ] ; then
>             SHARE=${BASE_DEVICE}
>         fi
> 
>         echo ${DEVICE} ${SHARE} ${BASE_DEVICE}
> 
>         case "${BASE_DEVICE}" in
>             hd* ) modprobe ide-cd
>                   modprobe iso9660
>                   RW="ro"
>                   FS="iso9660"
>                   ;;
>             fd* ) modprobe floppy
>                   modprobe vfat
>                   RW="rw"
>                   FS="vfat"
>                   ;;
>             sr* ) modprobe scsi_mod 
>                   modprobe sr_mod
>                   RW="ro"
>                   FS="iso9660"
>                   ;;
>             sd* ) modprobe scsi_mod 
>                   modprobe sd_mod
>                   RW="rw"
>                   FS="auto"
>                   ;;
>             * )   # assume modules are already loaded 
>                   RW="ro"
>                   FS="auto"
>                   ;;
>         esac
> 
>         mkdir /tmp/drives/${SHARE}
> 
>         if [ "${DEVICE}" != "hotplug" ] ; then
>           mount -t supermount	\
>               -o fs=${FS},dev=${DEVICE},--,${RW},uid=99,gid=99 none /tmp/drives/${SHARE}
>         fi
>     fi
> done
> 
> if [ "${HOTPLUG}" = "Y" ]; then
>   reg_info HOTPLUG
>   mkdir /tmp/drives/.hotplug
>   chown nobody /tmp/drives/.hotplug
>   START_SAMBA=Y
> fi
> 
> if [ "${START_SAMBA}" = "Y" ] ; then
>     mkdir ${SAMBATMP}
>     cat <<-EOF >${SAMBACNF}
>         [global]
>           workgroup        = ${WORKGROUP:-"LTSP"}
>           security         = SHARE
>           smb passwd file  = /etc/passwd
>           guest account    = nobody
>           log file         = /tmp/samba/%m.log
>           max log size     = 2
>           socket options   = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
>           load printers    = No
>           dns proxy        = No
>           unix extensions = No
>           lock directory   = /tmp/samba
>           pid directory    = /tmp/samba
>           private dir      = /tmp/samba
> 		   
>         [drives]
>           path       = /tmp/drives
>           read only  = no
>           guest ok   = Yes
>           locking    = no
> 	EOF
>     smbd -D -s /tmp/smb.conf
> fi
> plain text document attachment (rc.usb)
> #!/bin/sh
> 
> for module in usb-uhci usb-ohci ehci-hcd uhci-hcd ohci-hcd usb-storage scsi_mod sd_mod
> do
> 	modprobe $module &>/dev/null
> done
> 
> if [ "`lsmod | grep usbcore`" ]
> then
> 	echo "USB subsystem found, loading keyboard and mouse drivers"
> 	for module in keybdev mousedev input usbmouse usbkbd
> 	do
> 		modprobe $module > /dev/null
> 	done
> 	# quick bug-fix hack
> 	insmod usbmouse
> else
> 	echo "WARNING: USB subsystem not found, skipping"
> fi
> plain text document attachment (hotplug)
> #!/bin/bash
> 
> DRIVESDIR=/tmp/drives
> HOTPLUGDIR=/tmp/drives/.hotplug
> 
> # 
> # Read in our ltsp variables
> #
> 
> eval `getltscfg -a`
> 
> #
> # Module location
> #
> 
> KERNEL=`uname -r`
> MODULE_DIR=/lib/modules/$KERNEL
> 
> USB_MODMAP=$MODULE_DIR/modules.usbmap
> LTSP_USB_MODMAP=/etc/usblist
> 
> 
> mount_device_num()
> {
>   DEVNUM=$1
>   mkdir ${HOTPLUGDIR}/host${DEVNUM}
> 
>   SCSI_DIR=/dev/scsi/host${DEVNUM}/bus0/target0/lun0
> 
>   PRODUCT_NAME=`grep Product /proc/scsi/usb-storage-${DEVNUM}/${DEVNUM} | \
>                 sed -e 's/.*: //' | tr ' ' '_'`
> 
>   MODEL=`grep -h -s "^${PRODUCT_NAME}" /etc/devname_map.local /etc/devname_map|\
>          head -1 | sed 's/	/ /g' | tr -s ' ' | cut -d' ' -f 2`
> 
>   [ -n "${MODEL}" ] && PRODUCT_NAME="${MODEL}"
> 
>   COUNT=1
>   while [ -L ${DRIVESDIR}/${PRODUCT_NAME}_${COUNT} ]; do
>     COUNT=`expr $COUNT + 1`
>   done
> 
>   LINK_NAME=${PRODUCT_NAME}_${COUNT}
> 
>   if [ -b $SCSI_DIR/part1 ] ; then
>      echo "${DRIVESDIR}/${LINK_NAME}" >${HOTPLUGDIR}/host${DEVNUM}/LINK_NAME
>      mount -t supermount \
>        -o fs=vfat:msdos:iso9660:ext2,dev=$SCSI_DIR/part1,--,rw,uid=99,gid=99 \
>        none $HOTPLUGDIR/host${DEVNUM}
>      cd $HOTPLUGDIR/host${DEVNUM}
>      ln -s $HOTPLUGDIR/host${DEVNUM} "${DRIVESDIR}/${LINK_NAME}"
>      return
>   fi
>   if [ -b $SCSI_DIR/cd ] ; then
>      echo "${DRIVESDIR}/${LINK_NAME}" >${HOTPLUGDIR}/host${DEVNUM}/LINK_NAME
>      mount -t supermount \
>        -o fs=vfat:msdos:iso9660:ext2,dev=$SCSI_DIR/cd,--,ro,uid=99,gid=99 \
>        none $HOTPLUGDIR/host${DEVNUM}
>      cd $HOTPLUGDIR/host${DEVNUM}
>      ln -s $HOTPLUGDIR/host${DEVNUM} "${DRIVESDIR}/${LINK_NAME}"
>      return
>   fi
>   if [ -b $SCSI_DIR/disc ] ; then
>      echo "${DRIVESDIR}/${LINK_NAME}" >${HOTPLUGDIR}/host${DEVNUM}/LINK_NAME
>      mount -t supermount \
>        -o fs=vfat:msdos:iso9660:ext2,dev=$SCSI_DIR/disc,--,rw,uid=99,gid=99 \
>        none $HOTPLUGDIR/host${DEVNUM}
>      cd $HOTPLUGDIR/host${DEVNUM}
>      ln -s $HOTPLUGDIR/host${DEVNUM} "${DRIVESDIR}/${LINK_NAME}"
>      return
>   fi
> }
> 
> #
> # If we've activated hotplugging, then this directory should be here, if not,
> # exit quitely.  Simple way to "disable" hotplugging.
> #
> 
> if [ ! -d $HOTPLUGDIR ] ; then
>   exit 0
> fi
> 
> #
> # ADD event
> #
> 
> if [ "$ACTION" = "add" ] ; then
> 
>   #
>   # USB add event
>   #
> 
>   if [ "$DEVFS" = "/proc/bus/usb" ] ; then
>      #
>      # Get vendor and product ID, and find them in the module map
>      #
> 
>      ID_VENDOR=`echo $PRODUCT | cut -d'/' -f 1`
>      ID_PRODUCT=`echo $PRODUCT | cut -d'/' -f 2`
>      MODULE=`grep -h $ID_VENDOR $USB_MODMAP $LTSP_USB_MODMAP | \
>                 grep $ID_PRODUCT | cut -d' ' -f 1 | head -1`
>      #
>      # The LTSP configuration variable "ALLOW_UNKNOWN_USB" dictates if
>      # we'll simply default to allowing anything that's plugged in to
>      # qualify as usb-storage.  
>      #
> 
>      if [ -z "$MODULE" -a "${ALLOW_UNKNOWN_USB}" != "N" ] ; then
>         MODULE="usb-storage"
>      fi
>        
>      #
>      # If we got a module, load it, then figure out what to do
>      #
> 
>      if [ ! -z ${MODULE} ] ; then
>        lsmod | grep $MODULE > /dev/null
>        if [ $? -eq 1 ] ; then
>          modprobe $MODULE
>        fi
>      fi
>         
>      if [ $MODULE = "usb-storage" ] ; then
>        lsmod | grep "s[dr]_mod" > /dev/null
>        if [ $? -eq 1 ] ; then
>          modprobe sd_mod && modprobe sr_mod
>        fi
> 
>        #
>        # OK, we've got our hotplug device plumbed.  Lets do some mounting
>        #
> 
>        #
>        # This needs to be generalized
>        #
> 
>        for i in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19; do
>          USBDEV="/proc/scsi/usb-storage-${i}/${i}"
>          if [ -f ${USBDEV} ] ; then
>            grep "Attached: Yes" $USBDEV > /dev/null
>            if [ $? -eq 0 ] ; then
>              if [ ! -d ${HOTPLUGDIR}/host${i} ] ; then
>                mount_device_num ${i}
>              fi
>            fi
>          fi
>        done
>      fi  # module = usbstorage
>    fi    # devfs = procusb
> #
> # REMOVE action
> #
> 
> elif [ "$ACTION" = "remove" ] ; then
> 
>   if [ "$DEVFS" = "/proc/bus/usb" ] ; then
> 
>     #
>     # Scan and see if all devices are disconnected.  If they are, then
>     # we can unload the "usb-storage" module
>     #
> 
>     for i in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19; do
>        USBDEV="/proc/scsi/usb-storage-${i}/${i}"
>        if [ -f ${USBDEV} ] ; then
>        grep "Attached: No" $USBDEV > /dev/null
>        if [ $? -eq 0 ] ; then
>          if [ -d ${HOTPLUGDIR}/host${i} ] ; then
>             umount -l ${HOTPLUGDIR}/host${i}
>             if [ -f ${HOTPLUGDIR}/host${i}/LINK_NAME ]; then
> 	      rm -f `cat ${HOTPLUGDIR}/host${i}/LINK_NAME`
>               rm ${HOTPLUGDIR}/host${i}/LINK_NAME
>             fi
>             rmdir ${HOTPLUGDIR}/host${i}
>          fi
>        fi
>       fi
>     done
> 
>     fi
>   fi
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