3 #Usage: pnd_run.sh -p your.pnd -e executeable [-a "(arguments)"] [ -s "cd to folder inside pnd"] [-b UID (name of mountpoint/pandora/appdata)] [-x close x before launching(script needs to be started with nohup for this to work]
5 # arguments can be inside -e, -a is optional
7 #/etc/sudoers needs to be adjusted if you touch any of the sudo lines
9 # look at the comments in the nox part, adjust
11 #use "lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq > whitelist" with nothing running to generate the whitelist
13 #launch the script with nohup for -x to work!
16 #validate params better
17 #make uid/basename mandatory (and rename var, its confusing!)
18 #find a clean way of shutting down x without a fixed dm, mabye avoid nohup usage somehow
22 TEMP=`getopt -o p:e:a:b:s:m::u::n::x:: -- "$@"`
24 if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
26 # Note the quotes around `$TEMP': they are essential!
31 -p) echo "pnd set to \`$2'" ;PND=$2;shift 2;;
32 -e) echo "exec set to \`$2'" ;EXENAME=$2;shift 2 ;;
33 # -n) echo "n set, no union pls!";NOUNION=1;shift 2;; # we will reuse -n soon,stop using it if you still did!
34 -b) echo "BASENAME set to $2";BASENAME=$2;shift 2;;
35 -s) echo "startdir set to $2";STARTDIR=$2;shift 2;;
36 -m) echo "mount";mount=1;shift 2;;
37 -u) echo "umount";umount=1;shift 2;;
38 -x) echo "no x";nox=1;shift 2;;
41 "") echo "no arguments"; shift 2 ;;
42 *) echo "args set to \`$2'" ;ARGUMENTS=$2;shift 2 ;;
45 *) echo "Error while parsing arguments!" ; exit 1 ;;
49 if [ ! $PND ]; then #check if theres a pnd suplied, need to clean that up a bit more
50 echo "Usage: pnd_run.sh -p your.pnd -e executeable [-a \"(arguments)\"] [ -s \"cd to folder inside pnd\"] [-b UID (name of mountpoint/pandora/appdata)] [-x close x before launching(script needs to be started with nohup for this to work]"
53 if [ ! $EXENAME ]; then
54 if [ ! $mount ] && [ ! $umount ]; then
55 echo "Usage: pnd_run.sh -p your.pnd -e executeable [-a \"(arguments)\"] [ -s \"cd to folder inside pnd\"] [-b UID (name of mountpoint/pandora/appdata)] [-x close x before launching(script needs to be started with nohup for this to work]"
56 echo "Usage for mounting/umounting pnd_run.sh -p your.pnd -b uid -m or -u"
62 if [ $nox ]; then #the app doesnt want x to run, so we kill it and restart it once the app quits
63 applist=$(lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq)
64 whitelist=$(cat ~/pndtest/whitelist) #adjust this to a fixed whitelist, maybe in the config dir
65 filteredlist=$(echo -e "$applist\n\n$whitelist\n\n$whitelist" | sort | uniq -u) #whitelist appended two times so those items are always removed
66 if [ ${#filteredlist} -ge 1 ]; then
67 message=$(echo -e "The following applications are still running, are you sure you want to close x? \n$filteredlist")
69 xmessage -center "$message", -buttons yes,no
73 sudo /etc/init.d/slim-init stop
77 xmessage -center "killing x, nothing of value will be lost", -buttons ok,cancel
81 # close x now, do we want to use slim stop or just kill x?
82 sudo /etc/init.d/slim-init stop
88 DFS=$(file -b $PND | awk '{ print $1 }') #is -p a zip/iso or folder?
89 MOUNTPOINT=$(df $PND | sed -ne 's/.*\% \(\S*\)/\1/p' | tail -n1) #find out on which mountpoint the pnd is
90 if [ ! -d "$MOUNTPOINT" ]; then MOUNTPOINT="/"; fi #make sure folder exists, if it doesnt assume rootfs
91 FILESYSTEM=$(mount | grep "on $MOUNTPOINT " | grep -v rootfs | awk '{print $5}' | tail -n1) #get filesystem appdata is on to determine aufs options
92 echo "Filesystem is $FILESYSTEM"
93 #if the pnd is on / set mountpoint to "" so we dont and up with // at the start,
94 #this is to make sure sudo doesnt get confused
95 if [ $MOUNTPOINT = "/" ]; then MOUNTPOINT=""; fi
96 echo "mountpoint: $MOUNTPOINT"
98 #BASENAME really should be something sensible and somewhat unique
99 #if -b is set use that as basename, else generate it from PND
100 #get basename (strip extension if file) for union mountpoints etc, maybe this should be changed to something specified inside the xml
101 #this should probably be changed to .... something more sensible
102 if [ ! $BASENAME ]; then BASENAME=$(basename "$PND" | cut -d'.' -f1) ; fi
110 #create mountpoints, check if they exist already first to avoid annoying error messages
111 if [ ! -d /mnt/pnd/$BASENAME ]; then sudo mkdir -p /mnt/pnd/$BASENAME ; fi #mountpoint for iso, ro
112 #writeable dir for union
113 if [ ! -d $MOUNTPOINT/pandora/appdata/$BASENAME ]; then sudo mkdir -p $MOUNTPOINT/pandora/appdata/$BASENAME; sudo chmod -R a+xrw $MOUNTPOINT/pandora/appdata/$BASENAME; fi
114 if [ ! -d /mnt/utmp/$BASENAME ]; then sudo mkdir -p /mnt/utmp/$BASENAME; fi #union over the two
118 if [ ! $umount ]; then
119 #is the union already mounted? if not mount evrything, else launch the stuff
120 mount | grep "on /mnt/utmp/$BASENAME type" # > /dev/null
121 if [ ! $? -eq 0 ]; then
123 FREELOOP=$(sudo /sbin/losetup -f) #get first free loop device
124 if [ ! $FREELOOP ]; then # no free loop device, create a new one
125 #find a free loop device and use it
126 usedminor=$(sudo /sbin/losetup -a | tail -n1)
127 usedminor=${usedminor:9:1}
128 echo usedminor $usedminor
129 freeminor=$(($usedminor+1))
130 echo freeminor $freeminor
131 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
132 FREELOOP=/dev/loop$freeminor
136 if [ $DFS = ISO ]; then
137 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
138 mntline="sudo mount $FREELOOP /mnt/pnd/$BASENAME/" #setup the mountline for later
139 # mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
140 echo "Filetype is $DFS"
141 elif [ $DFS = directory ]; then
142 mntline="sudo mount --bind -o ro $PND /mnt/pnd/$BASENAME"
143 #we bind the folder, now it can be treated in a unified way ATENTION: -o ro doesnt work for --bind at least on 25, on 26 its possible using remount, may have changed on 27
144 echo "Filetype is $DFS"
145 elif [ $DFS = Squashfs ]; then
146 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
147 mntline="sudo mount -t squashfs $FREELOOP /mnt/pnd/$BASENAME"
148 echo "Filetype is $DFS"
150 echo "error determining fs, output was $DFS"
156 $mntline #mount the pnd/folder
157 echo "mounting union!"
158 if [ $FILESYSTEM = vfat ]; then # use noplink on fat, dont on other fs's
159 sudo mount -t aufs -o exec,noplink,dirs=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr none /mnt/utmp/$BASENAME # put union on top
161 sudo mount -t aufs -o exec,dirs=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr none /mnt/utmp/$BASENAME # put union on top
165 echo "Union already mounted"
168 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
170 cd /mnt/utmp/$BASENAME # cd to union mount
171 if [ $STARTDIR ]; then cd $STARTDIR; fi #cd to folder specified by the optional arg -s
172 LD_LIBRARY_PATH=/mnt/utmp/$BASENAME ./$EXENAME $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
173 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
174 PID=`pidof -o %PPID -x $EXENAME` #get pid of app
175 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
178 PID=`pidof -o %PPID -x $EXENAME`
183 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
185 echo "-u set, nothing to do here"
190 sudo umount /mnt/utmp/$BASENAME #umount union
191 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
192 #umount the actual pnd
193 sudo umount /mnt/pnd/$BASENAME
194 #delete folders created by aufs if empty
195 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk
196 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp
197 #delete appdata folder and ancestors if empty
198 sudo rmdir -p $MOUNTPOINT/pandora/appdata/$BASENAME/
199 #delete tmp mountpoint
200 sudo rmdir /mnt/utmp/$BASENAME;
201 if [ $DFS = ISO ] || [ $DFS = Squashfs ]; then # check if we where running an iso, clean up loop device if we did
202 sudo /sbin/losetup -d $FREELOOP
205 sudo rmdir /mnt/pnd/$BASENAME #delete pnd mountpoint
208 if [ $nox ]; then #restart x if it was killed
209 echo "starting x in 5s"
211 sudo /etc/init.d/slim-init-init start