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 "$PND" | cut -d'.' -f1) ; fi
107 #create mountpoints, check if they exist already first to avoid annoying error messages
108 if [ ! -d /mnt/pnd/$BASENAME ]; then sudo mkdir -p /mnt/pnd/$BASENAME ; fi #mountpoint for iso, ro
109 #writeable dir for union
110 if [ ! -d $MOUNTPOINT/pandora/appdata/$BASENAME ]; then sudo mkdir -p $MOUNTPOINT/pandora/appdata/$BASENAME; sudo chmod -R a+xrw $MOUNTPOINT/pandora/appdata/$BASENAME; fi
111 if [ ! -d /mnt/utmp/$BASENAME ]; then sudo mkdir -p /mnt/utmp/$BASENAME; fi #union over the two
115 if [ ! $umount ]; then
116 #is the union already mounted? if not mount evrything, else launch the stuff
117 mount | grep "on /mnt/utmp/$BASENAME type" # > /dev/null
118 if [ ! $? -eq 0 ]; then
120 FREELOOP=$(sudo losetup -f) #get first free loop device
121 if [ ! $FREELOOP ]; then # no free loop device, create a new one
122 #find a free loop device and use it
123 usedminor=$(sudo losetup -a | tail -n1)
124 usedminor=${usedminor:9:1}
125 echo usedminor $usedminor
126 freeminor=$(($usedminor+1))
127 echo freeminor $freeminor
128 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
129 FREELOOP=/dev/loop$freeminor
133 if [ $DFS = ISO ]; then
134 sudo losetup $FREELOOP $PND #attach the pnd to the loop device
135 mntline="sudo mount $FREELOOP /mnt/pnd/$BASENAME/" #setup the mountline for later
136 # mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
137 echo "Filetype is $DFS"
138 elif [ $DFS = directory ]; then
139 mntline="sudo mount --bind -o ro $PND /mnt/pnd/$BASENAME"
140 #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
141 echo "Filetype is $DFS"
142 elif [ $DFS = Squashfs ]; then
143 sudo losetup $FREELOOP $PND #attach the pnd to the loop device
144 mntline="sudo mount -t squashfs $FREELOOP /mnt/pnd/$BASENAME"
145 echo "Filetype is $DFS"
147 echo "error determining fs, output was $DFS"
153 $mntline #mount the pnd/folder
154 echo "mounting union!"
155 sudo mount -t aufs -o exec,dirs\=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr none /mnt/utmp/$BASENAME # put union on top
158 echo "Union already mounted"
161 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
163 cd /mnt/utmp/$BASENAME # cd to union mount
164 if [ $STARTDIR ]; then cd $STARTDIR; fi #cd to folder specified by the optional arg -s
165 LD_LIBRARY_PATH=/mnt/utmp/$BASENAME ./$EXENAME $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
166 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
167 PID=`pidof -o %PPID -x $EXENAME` #get pid of app
168 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
171 PID=`pidof -o %PPID -x $EXENAME`
176 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
178 echo "-u set, nothing to do here"
183 sudo umount /mnt/utmp/$BASENAME #umount union
184 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
185 #umount the actual pnd
186 sudo umount /mnt/pnd/$BASENAME
187 #delete folders created by aufs if empty
188 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk
189 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp
190 #delete appdata folder and ancestors if empty
191 sudo rmdir -p $MOUNTPOINT/pandora/appdata/$BASENAME/
192 #delete tmp mountpoint
193 sudo rmdir /mnt/utmp/$BASENAME;
194 if [ $DFS = ISO ] || [ $DFS = Squashfs ]; then # check if we where running an iso, clean up loop device if we did
195 sudo losetup -d $FREELOOP
198 sudo rmdir /mnt/pnd/$BASENAME #delete pnd mountpoint
201 if [ $nox ]; then #restart x if it was killed
202 echo "starting x in 5s"
204 sudo /etc/init.d/gdm start