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/gdm stop
77 xmessage -center "killing x, nothing of value will be lost", -buttons ok,cancel
81 # close x now, do we want to use gdm stop or just kill x?
82 sudo /etc/init.d/gdm 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 the pnd is on / set mountpoint to "" so we dont and up with // at the start,
91 #this is to make sure sudo doesnt get confused
92 if [ $MOUNTPOINT = "/" ]; then MOUNTPOINT=""; fi
93 echo "mountpoint: $MOUNTPOINT"
95 #BASENAME really should be something sensible and somewhat unique
96 #if -b is set use that as basename, else generate it from PND
97 #get basename (strip extension if file) for union mountpoints etc, maybe this should be changed to something specified inside the xml
98 #this should probably be changed to .... something more sensible
99 if [ ! $BASENAME ]; then BASENAME=$(basename "$PND" | cut -d'.' -f1) ; fi
106 if [ $DFS = ISO ]; then
107 #find a free loop device and use it
108 usedminor=$( ls -l /dev/loop* | awk '{print $6}')
109 freeminor=$( echo -e "$(seq 0 64)\n$usedminor" | sort -rn | uniq -u | tail -n1)
110 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
111 sudo losetup /dev/loop$freeminor $PND #attach the pnd to the loop device
112 mntline="sudo mount /dev/loop$freeminor /mnt/pnd/$BASENAME/" #setup the mountline for later
113 # mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
114 echo "Filetype is $DFS"
115 elif [ $DFS = directory ]; then
116 mntline="sudo mount --bind -o ro $PND /mnt/pnd/$BASENAME"
117 #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
118 echo "Filetype is $DFS"
119 elif [ $DFS = Squashfs ]; then
120 usedminor=$( ls -l /dev/loop* | awk '{print $6}')
121 freeminor=$( echo -e "$(seq 0 64)\n$usedminor" | sort -rn | uniq -u | tail -n1)
122 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
123 sudo losetup /dev/loop$freeminor $PND #attach the pnd to the loop device
124 mntline="sudo mount -t squashfs /dev/loop$freeminor /mnt/pnd/$BASENAME"
125 echo "Filetype is $DFS"
127 echo "error determining fs, output was $DFS"
131 #create mountpoints, check if they exist already first to avoid annoying error messages
132 if [ ! -d /mnt/pnd/$BASENAME ]; then sudo mkdir -p /mnt/pnd/$BASENAME ; fi #mountpoint for iso, ro
133 #writeable dir for union
134 if [ ! -d $MOUNTPOINT/pandora/appdata/$BASENAME ]; then sudo mkdir -p $MOUNTPOINT/pandora/appdata/$BASENAME; sudo chmod -R a+xrw $MOUNTPOINT/pandora/appdata/$BASENAME; fi
135 if [ ! -d /mnt/utmp/$BASENAME ]; then sudo mkdir -p /mnt/utmp/$BASENAME; fi #union over the two
139 if [ ! $umount ]; then
140 #is the union already mounted? if not mount evrything, else launch the stuff
141 mount | grep "on /mnt/utmp/$BASENAME type" # > /dev/null
142 if [ ! $? -eq 0 ]; then
144 $mntline #mount the pnd/folder
145 echo "mounting union!"
146 sudo mount -t aufs -o exec,dirs\=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr none /mnt/utmp/$BASENAME # put union on top
149 echo "Union already mounted"
152 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
154 cd /mnt/utmp/$BASENAME # cd to union mount
155 if [ $STARTDIR ]; then cd $STARTDIR; fi #cd to folder specified by the optional arg -s
156 LD_LIBRARY_PATH=/mnt/utmp/$BASENAME ./$EXENAME $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
157 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
158 PID=`pidof -o %PPID -x $EXENAME` #get pid of app
159 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
162 PID=`pidof -o %PPID -x $EXENAME`
167 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
169 echo "-u set, nothing to do here"
174 sudo umount /mnt/utmp/$BASENAME #umount union
175 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
176 #umount the actual pnd
177 sudo umount /mnt/pnd/$BASENAME
178 #delete folders created by aufs if empty
179 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk
180 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp
181 #delete appdata folder and ancestors if empty
182 sudo rmdir -p $MOUNTPOINT/pandora/appdata/$BASENAME/
183 #delete tmp mountpoint
184 sudo rmdir /mnt/utmp/$BASENAME;
185 if [ $DFS = ISO ]; then # check if we where running an iso, clean up loop device if we did
186 sudo losetup -d /dev/loop$freeminor
187 sudo rm /dev/loop$freeminor
189 sudo rmdir /mnt/pnd/$BASENAME #delete pnd mountpoint
192 if [ $nox ]; then #restart x if it was killed
193 echo "starting x in 5s"
195 sudo /etc/init.d/gdm start