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|
#!/bin/bash
# This script will be exectutet in docker lectures
# and provide the functonallity to mount netshares in the bwlp maxilinux system for the logged in user.
#
# VARS
#
NETSHAREFILE="$CONFDIR/netshares"
CONFIGFILE="$TMPDIR/configfile"
MOUNTS=()
DIRECTORY_LINKS=()
GVFS_MOUNTDIR="/run/user/$( id -u "$USER" )/gvfs"
declare -a ROHSHARES
function cleanup_gio_mount()
{
for i in "${MOUNTS[@]}"; do
gio mount -u "$i"
done
for i in "${DIRECTORY_LINKS[@]}"; do
unlink "$i"
done
}
function do_mount()
{
gio mount "$MOUNT_PREFIX$SHAREPATH" <<HEREDOC
$MOUNT_USER
$MOUNT_PASS
HEREDOC
DO_MOUNT_RETVAL=$?
}
function provide_directory_links()
{
# split sharepath into server address and share
# expected: //server.name.de/share
IFS='/' read -ra SHAREINFO <<< "$SHAREPATH" # str is read into an array as tokens separated by IFS
# index 0 and 1 are zero 2 is SHARESERVER 3 is SHARENAME
if [[ -z "${SHAREINFO[2]}" && -z "${SHAREINFO[3]}" ]]; then
writelog "+ shareinfo not as expected, can not create dir links"
return 1
fi
local SHARESERVER="${SHAREINFO[2]}"
local SHARE="${SHAREINFO[3]}"
local SHARE_MOUNT_POINT="$GVFS_MOUNTDIR/smb-share:server=${SHARESERVER},share=${SHARE}"
if [[ ! -e "$SHARE_MOUNT_POINT" ]]; then
writelog "+ mount directory for $SHAREPATH not found, can not create links!"
return 1
fi
NETSHARE_DIR["$SHARELETTER"]="$SHARE_MOUNT_POINT"
# create link do desktop and user home
ln -sf "${SHARE_MOUNT_POINT}" "${HOME}/${SHARENAME}"
mkdir -p "${HOME}/Desktop"
ln -sf "${SHARE_MOUNT_POINT}" "${HOME}/Desktop/${SHARENAME}"
# register cleanup function
DIRECTORY_LINKS+=("${HOME}/${SHARENAME}")
DIRECTORY_LINKS+=("${HOME}/Desktop/${SHARENAME}")
}
function mount_shares()
{
for (( CONFIGROW = 1; CONFIGROW < ${#ROHSHARES[@]}; CONFIGROW++ )); do
SHAREPATH=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 1 -d$'\t' | \
sed 's:\\:/:g')
SHARELETTER=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 2 -d$'\t' | \
sed 's/://g') # Laufwerksbuchstabe ohne :
SHARENAME=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 3 -d$'\t' | sed 's/ /_/g') # Leerzeichen raus.
SHAREUSER=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 4 -d$'\t') # Username, bei Userhome nicht vorhanden
SHAREPASS=$(echo "${ROHSHARES[CONFIGROW]}" | cut -f 5 -d$'\t') # User-PW, bei Userhome nicht vorhanden
MOUNT_PREFIX="smb:"
if [[ -z "$SHAREUSER" || -z "$SHAREPASS" ]]; then
MOUNT_USER="$USER"
MOUNT_PASS="$PW"
else
MOUNT_USER="$SHAREUSER"
MOUNT_PASS="$SHAREPASS"
fi
writelog "+ mount netshare $MOUNT_PREFIX$SHAREPATH"
do_mount > /dev/null
if [[ "$DO_MOUNT_RETVAL" -eq 0 ]]; then
writelog "+ ... mount was successfull"
sleep 1
provide_directory_links
MOUNTS+=("$MOUNT_PREFIX$SHAREPATH")
else
writelog "+ ... mount faild"
fi
done
unset MOUNT_USER MOUNT_PASS
}
function gio_mount()
{
# CLEANUP
rm -f -- "$CONFIGFILE"
touch "$CONFIGFILE"
# TODO existing gio mounts shouldn´t exist at this points
# remove them anyway
for location in "$GVFS_MOUNTDIR"/*; do
[ -d "$location" ] && gio mount -u "$location"
done
sleep 1
# Fill CONFIGFILE with pwdaemon info, how it is done in /opt/openslx/vmchooser/run-virt.d/setup_virtual_floppy.inc
# TODO some checks if everthing run fine.
pwdaemon --query "$HOME/.pwsocket" > "$CONFIGFILE"
sed -i 's/^/192.168.101.1\t/' "$CONFIGFILE"
# Attach netshares to CONFIGFILE
cat "$NETSHAREFILE" >> "$CONFIGFILE"
# With this preparetion of CONFIGFILE functions from /opt/openslx/vmchooser/data/linux/includes/
# can be uesed. NATADDR, PORT, KEYTEMP, RAWKEYTEMP and BYTES required in get_creds
NATADDR=$( head -n 1 "$CONFIGFILE" | cut -f 1 -d$'\t' )
PORT=$( head -n 1 "$CONFIGFILE" | cut -f 2 -d$'\t' )
KEYTEMP="$( mktemp -t XXXXXXXXXX.dat )"
RAWKEYTEMP="$( mktemp -t XXXXXXXXXX.dat )"
BYTES=256
source /opt/openslx/vmchooser/data/linux/includes/10_functions.inc
source /opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc
source /opt/openslx/vmchooser/data/linux/includes/30_get_shares.inc
# getting user credentials
get_creds
# load shares from CONFIGFILE (../metadata/netshares) into ROHSHARES variable
get_shares
# check if required VARS for mounting are non zero
if [[ -n "$ROHSHARES" && -n "$PW" && -n "$USER" ]]; then
# mount each mountpoint
writelog "+ initialize complete ... mount shares"
mount_shares
else
writelog "+ initialize failed"
fi
}
# check if size of NETSHAREFILE > 0
if [[ -s "$NETSHAREFILE" ]]; then
writelog "+ NETSHAREFILE: ${NETSHAREFILE} contains informations for network drives... initialize gio mount"
gio_mount
add_cleanup cleanup_gio_mount
else
writelog "+ NETSHAREFILE: ${NETSHAREFILE} empty ... nothing to mount"
fi
unset PW
rm -f -- "$KEYTEMP" "$RAWKEYTEMP" "$CONFIGFILE"
|
