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 $1}'| sort | uniq > whitelist" with nothing running to generate the whitelist
12 #todo - no proper order
13 #validate params better
14 #make uid/basename mandatory (and rename var, its confusing!)
15 #find a clean way of shutting down x without a fixed dm, mabye avoid nohup usage somehow
16 #add options to just mount iso without union and to mount the union later
18 #Rewrite! - this sucks
21 TEMP=`getopt -o p:e:a:b:s:m::u::n::x::j:c: -- "$@"`
23 if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
25 # Note the quotes around `$TEMP': they are essential!
30 -p) echo "pnd set to \`$2'" ;PND=$2;shift 2;;
31 -e) echo "exec set to \`$2'" ;EXENAME=$2;shift 2 ;;
32 # -n) echo "n set, no union pls!";NOUNION=1;shift 2;; # we will reuse -n soon,stop using it if you still did!
33 -b) echo "BASENAME set to $2";BASENAME=$2;shift 2;;
34 -s) echo "startdir set to $2";STARTDIR=$2;shift 2;;
35 -m) echo "mount";mount=1;shift 2;;
36 -u) echo "umount";umount=1;shift 2;;
37 -x) echo "no x";nox=1;shift 2;;
38 -j) echo "join/ also mount those folders";append=$2;shift 2;;
39 -c) echo "set cpu speed to";cpuspeed=$2;shift 2;;
42 "") echo "no arguments"; shift 2 ;;
43 *) echo "args set to \`$2'" ;ARGUMENTS=$2;shift 2 ;;
46 *) echo "Error while parsing arguments!" ; exit 1 ;;
50 if [ ! $PND ]; then #check if theres a pnd suplied, need to clean that up a bit more
51 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]"
54 if [ ! $EXENAME ]; then
55 if [ ! $mount ] && [ ! $umount ]; then
56 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]"
57 echo "Usage for mounting/umounting pnd_run.sh -p your.pnd -b uid -m or -u"
64 if [ $nox ]; then #the app doesnt want x to run, so we kill it and restart it once the app quits
65 if [ $(pidof X) ]; then
68 applist=$(lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq)
69 whitelist=$(cat ~/pndtest/whitelist) #adjust this to a fixed whitelist, maybe in the config dir
70 filteredlist=$(echo -e "$applist\n\n$whitelist\n\n$whitelist" | sort | uniq -u) #whitelist appended two times so those items are always removed
71 if [ ${#filteredlist} -ge 1 ]; then
72 message=$(echo -e "The following applications are still running, are you sure you want to close x? \n$filteredlist")
74 xmessage -center "$message", -buttons yes,no
78 sudo /etc/init.d/slim-init stop
82 xmessage -center "killing x, nothing of value will be lost", -buttons ok,cancel
86 # close x now, do we want to use slim stop or just kill x?
87 sudo /etc/init.d/slim-init stop
94 DFS=$(file -b $PND | awk '{ print $1 }') #is -p a zip/iso or folder?
95 MOUNTPOINT=$(df $PND | sed -ne 's/.*\% \(\S*\)/\1/p' | tail -n1) #find out on which mountpoint the pnd is
96 if [ ! -d "$MOUNTPOINT" ]; then MOUNTPOINT="/"; fi #make sure folder exists, if it doesnt assume rootfs
98 #if the pnd is on / set mountpoint to "" so we dont and up with // at the start,
99 #this is to make sure sudo doesnt get confused
100 if [ $MOUNTPOINT = "/" ]; then MOUNTPOINT=""; fi
101 echo "mountpoint: $MOUNTPOINT"
103 #BASENAME really should be something sensible and somewhat unique
104 #if -b is set use that as basename, else generate it from PND
105 #get basename (strip extension if file) for union mountpoints etc, maybe this should be changed to something specified inside the xml
106 #this should probably be changed to .... something more sensible
107 if [ ! $BASENAME ]; then BASENAME=$(basename "$PND" | cut -d'.' -f1) ; fi
111 if [ ! $umount ]; then
114 #create mountpoints, check if they exist already first to avoid annoying error messages
115 if [ ! -d /mnt/pnd/$BASENAME ]; then sudo mkdir -p /mnt/pnd/$BASENAME ; fi #mountpoint for iso, ro
116 #writeable dir for union
117 if [ ! -d $MOUNTPOINT/pandora/appdata/$BASENAME ]; then sudo mkdir -p $MOUNTPOINT/pandora/appdata/$BASENAME; sudo chmod -R a+xrw $MOUNTPOINT/pandora/appdata/$BASENAME; fi
118 if [ ! -d /mnt/utmp/$BASENAME ]; then sudo mkdir -p /mnt/utmp/$BASENAME; fi #union over the two
120 if [ ! $cpuspeed -eq $(cat /proc/pandora/cpu_mhz_max) ]; then
121 gksu --message "$BASENAME wants to set the cpu speed to $cpuspeed, enter root password to allow" echo $cpuspeed > /proc/pandora/cpu_mhz_max
123 #is the union already mounted? if not mount evrything, else launch the stuff
124 mount | grep "on /mnt/utmp/$BASENAME type" # > /dev/null
125 if [ ! $? -eq 0 ]; then
127 echo not mounted on loop yet, doing so
128 #check if pnd is already attached to loop
129 LOOP=$(sudo losetup -a | grep $PND | tail -n1 | awk -F: '{print $1}')
130 #check if the loop device is already mounted
131 loopmountedon=$( mount | grep $(mount | grep $LOOP | awk '{print $3}') | grep utmp | awk '{print $3}' )
132 if [ ! $loopmountedon ]; then #check if the pnd is already attached to some loop device but not used
136 FREELOOP=$(sudo /sbin/losetup -f) #get first free loop device
137 if [ ! $FREELOOP ]; then # no free loop device, create a new one
138 #find a free loop device and use it
139 usedminor=$(sudo /sbin/losetup -a | tail -n1)
140 usedminor=${usedminor:9:1}
141 echo usedminor $usedminor
142 freeminor=$(($usedminor+1))
143 echo freeminor $freeminor
144 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
145 FREELOOP=/dev/loop$freeminor
150 if [ $DFS = ISO ]; then
151 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
152 mntline="sudo mount $FREELOOP /mnt/pnd/$BASENAME/" #setup the mountline for later
153 #mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
154 echo "Filetype is $DFS"
155 elif [ $DFS = directory ]; then
156 mntline="sudo mount --bind -o ro $PND /mnt/pnd/$BASENAME"
157 #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
158 echo "Filetype is $DFS"
159 elif [ $DFS = Squashfs ]; then
160 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
161 mntline="sudo mount -t squashfs $FREELOOP /mnt/pnd/$BASENAME"
162 echo "Filetype is $DFS"
164 echo "error determining fs, output was $DFS"
169 $mntline #mount the pnd/folder
170 echo "mounting union!"
171 FILESYSTEM=$(mount | grep "on $MOUNTPOINT " | grep -v rootfs | awk '{print $5}' | tail -n1) #get filesystem appdata is on to determine aufs options
172 echo "Filesystem is $FILESYSTEM"
173 if [ $FILESYSTEM = vfat ]; then # use noplink on fat, dont on other fs's
174 #append is fucking dirty, need to clean that up
175 sudo mount -t aufs -o exec,noplink,dirs=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr$append none /mnt/utmp/$BASENAME # put union on top
177 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
179 else #the pnd is already mounted but a mount was requested with a different basename/uid, just link it there
180 echo $LOOP already mounted on $loopmountedon skipping losetup - putting link to old mount
182 sudo rmdir /mnt/utmp/$BASENAME
183 sudo ln -s $loopmountedon /mnt/utmp/$BASENAME
187 echo "Union already mounted"
190 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
192 cd /mnt/utmp/$BASENAME # cd to union mount
193 if [ $STARTDIR ]; then cd $STARTDIR; fi #cd to folder specified by the optional arg -s
194 LD_LIBRARY_PATH=/mnt/utmp/$BASENAME ./$EXENAME $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
195 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
196 PID=`pidof -o %PPID -x $EXENAME` #get pid of app
197 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
200 PID=`pidof -o %PPID -x $EXENAME`
205 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
207 echo "-u set, nothing to do here"
212 sudo rmdir /mnt/utmp/$BASENAME
213 sudo rm /mnt/utmp/$BASENAME
214 sudo umount /mnt/utmp/$BASENAME #umount union
215 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
216 #umount the actual pnd
217 sudo umount /mnt/pnd/$BASENAME
218 #delete folders created by aufs if empty
219 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk
220 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp
221 #delete appdata folder and ancestors if empty
222 sudo rmdir -p $MOUNTPOINT/pandora/appdata/$BASENAME/
223 #delete tmp mountpoint
224 sudo rmdir /mnt/utmp/$BASENAME
225 if [ $DFS = ISO ] || [ $DFS = Squashfs ]; then # check if we where running an iso, clean up loop device if we did
226 LOOP=$(sudo losetup -a | grep $(basename $PND) | tail -n1 | awk -F: '{print $1}')
227 sudo /sbin/losetup -d $LOOP
230 sudo rmdir /mnt/pnd/$BASENAME #delete pnd mountpoint
233 echo umount failed, didnt clean up
236 if [ $nox ]; then #restart x if it was killed
237 echo "starting x in 5s"
239 sudo /etc/init.d/slim-init start
246 fork &> /tmp/pndrun$BASENAME$mount.out &
249 echo Running with x, not disowning!
250 fork &> /tmp/pndrun$BASENAME$mount.out