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
10 #use "lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq > whitelist" with nothing running to generate the whitelist
12 #launch the script with nohup for -x to work!
14 #todo - no proper order
15 #validate params better
16 #make uid/basename mandatory (and rename var, its confusing!)
17 #find a clean way of shutting down x without a fixed dm, mabye avoid nohup usage somehow
18 #add options to just mount iso without union and to mount the union later
20 #Rewrite! - this sucks
23 TEMP=`getopt -o p:e:a:b:s:m::u::n::x::j:c: -- "$@"`
25 if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
27 # Note the quotes around `$TEMP': they are essential!
32 -p) echo "pnd set to \`$2'" ;PND=$2;shift 2;;
33 -e) echo "exec set to \`$2'" ;EXENAME=$2;shift 2 ;;
34 # -n) echo "n set, no union pls!";NOUNION=1;shift 2;; # we will reuse -n soon,stop using it if you still did!
35 -b) echo "BASENAME set to $2";BASENAME=$2;shift 2;;
36 -s) echo "startdir set to $2";STARTDIR=$2;shift 2;;
37 -m) echo "mount";mount=1;shift 2;;
38 -u) echo "umount";umount=1;shift 2;;
39 -x) echo "no x";nox=1;shift 2;;
40 -j) echo "join/ also mount those folders";append=$2;shift 2;;
41 -c) echo "set cpu speed to";cpuspeed=$2;shift 2;;
44 "") echo "no arguments"; shift 2 ;;
45 *) echo "args set to \`$2'" ;ARGUMENTS=$2;shift 2 ;;
48 *) echo "Error while parsing arguments!" ; exit 1 ;;
52 if [ ! $PND ]; then #check if theres a pnd suplied, need to clean that up a bit more
53 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 if [ ! $EXENAME ]; then
57 if [ ! $mount ] && [ ! $umount ]; then
58 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]"
59 echo "Usage for mounting/umounting pnd_run.sh -p your.pnd -b uid -m or -u"
64 if [ $(pidof X) ]; then
70 if [ $nox ]; then #the app doesnt want x to run, so we kill it and restart it once the app quits
71 applist=$(lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq)
72 whitelist=$(cat ~/pndtest/whitelist) #adjust this to a fixed whitelist, maybe in the config dir
73 filteredlist=$(echo -e "$applist\n\n$whitelist\n\n$whitelist" | sort | uniq -u) #whitelist appended two times so those items are always removed
74 if [ ${#filteredlist} -ge 1 ]; then
75 message=$(echo -e "The following applications are still running, are you sure you want to close x? \n$filteredlist")
77 xmessage -center "$message", -buttons yes,no
81 sudo /etc/init.d/slim-init stop
85 xmessage -center "killing x, nothing of value will be lost", -buttons ok,cancel
89 # close x now, do we want to use slim stop or just kill x?
90 sudo /etc/init.d/slim-init stop
96 DFS=$(file -b $PND | awk '{ print $1 }') #is -p a zip/iso or folder?
97 MOUNTPOINT=$(df $PND | sed -ne 's/.*\% \(\S*\)/\1/p' | tail -n1) #find out on which mountpoint the pnd is
98 if [ ! -d "$MOUNTPOINT" ]; then MOUNTPOINT="/"; fi #make sure folder exists, if it doesnt assume rootfs
99 FILESYSTEM=$(mount | grep "on $MOUNTPOINT " | grep -v rootfs | awk '{print $5}' | tail -n1) #get filesystem appdata is on to determine aufs options
100 echo "Filesystem is $FILESYSTEM"
101 #if the pnd is on / set mountpoint to "" so we dont and up with // at the start,
102 #this is to make sure sudo doesnt get confused
103 if [ $MOUNTPOINT = "/" ]; then MOUNTPOINT=""; fi
104 echo "mountpoint: $MOUNTPOINT"
106 #BASENAME really should be something sensible and somewhat unique
107 #if -b is set use that as basename, else generate it from PND
108 #get basename (strip extension if file) for union mountpoints etc, maybe this should be changed to something specified inside the xml
109 #this should probably be changed to .... something more sensible
110 if [ ! $BASENAME ]; then BASENAME=$(basename "$PND" | cut -d'.' -f1) ; fi
118 #create mountpoints, check if they exist already first to avoid annoying error messages
119 if [ ! -d /mnt/pnd/$BASENAME ]; then sudo mkdir -p /mnt/pnd/$BASENAME ; fi #mountpoint for iso, ro
120 #writeable dir for union
121 if [ ! -d $MOUNTPOINT/pandora/appdata/$BASENAME ]; then sudo mkdir -p $MOUNTPOINT/pandora/appdata/$BASENAME; sudo chmod -R a+xrw $MOUNTPOINT/pandora/appdata/$BASENAME; fi
122 if [ ! -d /mnt/utmp/$BASENAME ]; then sudo mkdir -p /mnt/utmp/$BASENAME; fi #union over the two
126 if [ ! $umount ]; then
127 if [ ! $cpuspeed -eq $(cat /proc/pandora/cpu_mhz_max) ]; then
128 gksu --message "$BASENAME wants to set the cpu speed to $cpuspeed, enter root password to allow" echo $cpuspeed > /proc/pandora/cpu_mhz_max
130 #is the union already mounted? if not mount evrything, else launch the stuff
131 mount | grep "on /mnt/utmp/$BASENAME type" # > /dev/null
132 if [ ! $? -eq 0 ]; then
134 echo not mounted on loop yet, doing so
135 #check if pnd is already attached to loop
136 LOOP=$(sudo losetup -a | grep $PND | tail -n1 | awk -F: '{print $1}')
137 #check if the loop device is already mounted
138 loopmountedon=$( mount | grep $(mount | grep $LOOP | awk '{print $3}') | grep utmp | awk '{print $3}' )
139 if [ ! $loopmountedon ]; then #check if the pnd is already attached to some loop device but not used
143 FREELOOP=$(sudo /sbin/losetup -f) #get first free loop device
144 if [ ! $FREELOOP ]; then # no free loop device, create a new one
145 #find a free loop device and use it
146 usedminor=$(sudo /sbin/losetup -a | tail -n1)
147 usedminor=${usedminor:9:1}
148 echo usedminor $usedminor
149 freeminor=$(($usedminor+1))
150 echo freeminor $freeminor
151 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
152 FREELOOP=/dev/loop$freeminor
157 if [ $DFS = ISO ]; then
158 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
159 mntline="sudo mount $FREELOOP /mnt/pnd/$BASENAME/" #setup the mountline for later
160 #mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
161 echo "Filetype is $DFS"
162 elif [ $DFS = directory ]; then
163 mntline="sudo mount --bind -o ro $PND /mnt/pnd/$BASENAME"
164 #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
165 echo "Filetype is $DFS"
166 elif [ $DFS = Squashfs ]; then
167 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
168 mntline="sudo mount -t squashfs $FREELOOP /mnt/pnd/$BASENAME"
169 echo "Filetype is $DFS"
171 echo "error determining fs, output was $DFS"
176 $mntline #mount the pnd/folder
177 echo "mounting union!"
178 if [ $FILESYSTEM = vfat ]; then # use noplink on fat, dont on other fs's
179 #append is fucking dirty, need to clean that up
180 sudo mount -t aufs -o exec,noplink,dirs=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr$append none /mnt/utmp/$BASENAME # put union on top
182 sudo mount -t aufs -o exec,dirs=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr$append none /mnt/utmp/$BASENAME # put union on top
184 else #the pnd is already mounted but a mount was requested with a different basename/uid, just link it there
185 echo $LOOP already mounted on $loopmountedon skipping losetup - putting link to old mount
187 sudo rmdir /mnt/utmp/$BASENAME
188 sudo ln -s $loopmountedon /mnt/utmp/$BASENAME
192 echo "Union already mounted"
195 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
197 cd /mnt/utmp/$BASENAME # cd to union mount
198 if [ $STARTDIR ]; then cd $STARTDIR; fi #cd to folder specified by the optional arg -s
199 LD_LIBRARY_PATH=/mnt/utmp/$BASENAME ./$EXENAME $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
200 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
201 PID=`pidof -o %PPID -x $EXENAME` #get pid of app
202 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
205 PID=`pidof -o %PPID -x $EXENAME`
210 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
212 echo "-u set, nothing to do here"
217 sudo rmdir /mnt/utmp/$BASENAME
218 sudo rm /mnt/utmp/$BASENAME
219 sudo umount /mnt/utmp/$BASENAME #umount union
220 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
221 #umount the actual pnd
222 sudo umount /mnt/pnd/$BASENAME
223 #delete folders created by aufs if empty
224 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk
225 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp
226 #delete appdata folder and ancestors if empty
227 sudo rmdir -p $MOUNTPOINT/pandora/appdata/$BASENAME/
228 #delete tmp mountpoint
229 sudo rmdir /mnt/utmp/$BASENAME
230 if [ $DFS = ISO ] || [ $DFS = Squashfs ]; then # check if we where running an iso, clean up loop device if we did
231 LOOP=$(sudo losetup -a | grep $(basename $PND) | tail -n1 | awk -F: '{print $1}')
232 sudo /sbin/losetup -d $LOOP
235 sudo rmdir /mnt/pnd/$BASENAME #delete pnd mountpoint
238 echo umount failed, didnt clean up
241 if [ $nox ]; then #restart x if it was killed
242 echo "starting x in 5s"
244 sudo /etc/init.d/slim-init start
251 fork &> /tmp/pndrun$BASENAME$mount.out &
254 echo Running with x, not disowning!
255 fork &> /tmp/pndrun$BASENAME$mount.out