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]"
55 if [ ! $EXENAME ]; then
56 if [ ! $mount ] && [ ! $umount ]; then
57 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]"
58 echo "Usage for mounting/umounting pnd_run.sh -p your.pnd -b uid -m or -u"
65 if [ $nox ]; then #the app doesnt want x to run, so we kill it and restart it once the app quits
66 if [ $(pidof X) ]; then
69 applist=$(lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq)
70 whitelist=$(cat ~/pndtest/whitelist) #adjust this to a fixed whitelist, maybe in the config dir
71 filteredlist=$(echo -e "$applist\n\n$whitelist\n\n$whitelist" | sort | uniq -u) #whitelist appended two times so those items are always removed
72 if [ ${#filteredlist} -ge 1 ]; then
73 message=$(echo -e "The following applications are still running, are you sure you want to close x? \n$filteredlist")
75 xmessage -center "$message", -buttons yes,no
79 sudo /etc/init.d/slim-init stop
83 xmessage -center "killing x, nothing of value will be lost", -buttons ok,cancel
87 # close x now, do we want to use slim stop or just kill x?
88 sudo /etc/init.d/slim-init stop
95 DFS=$(file -b $PND | awk '{ print $1 }') #is -p a zip/iso or folder?
96 MOUNTPOINT=$(df $PND | sed -ne 's/.*\% \(\S*\)/\1/p' | tail -n1) #find out on which mountpoint the pnd is
97 if [ ! -d "$MOUNTPOINT" ]; then MOUNTPOINT="/"; fi #make sure folder exists, if it doesnt assume rootfs
99 #if the pnd is on / set mountpoint to "" so we dont and up with // at the start,
100 #this is to make sure sudo doesnt get confused
101 if [ $MOUNTPOINT = "/" ]; then MOUNTPOINT=""; fi
102 echo "mountpoint: $MOUNTPOINT"
104 #BASENAME really should be something sensible and somewhat unique
105 #if -b is set use that as basename, else generate it from PND
106 #get basename (strip extension if file) for union mountpoints etc, maybe this should be changed to something specified inside the xml
107 #this should probably be changed to .... something more sensible
108 if [ ! $BASENAME ]; then BASENAME=$(basename "$PND" | cut -d'.' -f1) ; fi
112 if [ ! $umount ]; then
115 #create mountpoints, check if they exist already first to avoid annoying error messages
116 if [ ! -d /mnt/pnd/$BASENAME ]; then sudo mkdir -p /mnt/pnd/$BASENAME ; fi #mountpoint for iso, ro
117 #writeable dir for union
118 if [ ! -d $MOUNTPOINT/pandora/appdata/$BASENAME ]; then sudo mkdir -p $MOUNTPOINT/pandora/appdata/$BASENAME; sudo chmod -R a+xrw $MOUNTPOINT/pandora/appdata/$BASENAME; fi
119 if [ ! -d /mnt/utmp/$BASENAME ]; then sudo mkdir -p /mnt/utmp/$BASENAME; fi #union over the two
121 if [ ! $cpuspeed -eq $(cat /proc/pandora/cpu_mhz_max) ]; then
122 gksu --message "$BASENAME wants to set the cpu speed to $cpuspeed, enter root password to allow" echo $cpuspeed > /proc/pandora/cpu_mhz_max
124 #is the union already mounted? if not mount evrything, else launch the stuff
125 mount | grep "on /mnt/utmp/$BASENAME type" # > /dev/null
126 if [ ! $? -eq 0 ]; then
128 echo not mounted on loop yet, doing so
129 #check if pnd is already attached to loop
130 LOOP=$(sudo losetup -a | grep $PND | tail -n1 | awk -F: '{print $1}')
131 #check if the loop device is already mounted
132 loopmountedon=$( mount | grep $(mount | grep $LOOP | awk '{print $3}') | grep utmp | awk '{print $3}' )
133 if [ ! $loopmountedon ]; then #check if the pnd is already attached to some loop device but not used
137 FREELOOP=$(sudo /sbin/losetup -f) #get first free loop device
138 if [ ! $FREELOOP ]; then # no free loop device, create a new one
139 #find a free loop device and use it
140 usedminor=$(sudo /sbin/losetup -a | tail -n1)
141 usedminor=${usedminor:9:1}
142 echo usedminor $usedminor
143 freeminor=$(($usedminor+1))
144 echo freeminor $freeminor
145 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
146 FREELOOP=/dev/loop$freeminor
151 if [ $DFS = ISO ]; then
152 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
153 mntline="sudo mount $FREELOOP /mnt/pnd/$BASENAME/" #setup the mountline for later
154 #mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
155 echo "Filetype is $DFS"
156 elif [ $DFS = directory ]; then
157 mntline="sudo mount --bind -o ro $PND /mnt/pnd/$BASENAME"
158 #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
159 echo "Filetype is $DFS"
160 elif [ $DFS = Squashfs ]; then
161 sudo /sbin/losetup $FREELOOP $PND #attach the pnd to the loop device
162 mntline="sudo mount -t squashfs $FREELOOP /mnt/pnd/$BASENAME"
163 echo "Filetype is $DFS"
165 echo "error determining fs, output was $DFS"
170 $mntline #mount the pnd/folder
171 echo "mounting union!"
172 FILESYSTEM=$(mount | grep "on $MOUNTPOINT " | grep -v rootfs | awk '{print $5}' | tail -n1) #get filesystem appdata is on to determine aufs options
173 echo "Filesystem is $FILESYSTEM"
174 if [ $FILESYSTEM = vfat ]; then # use noplink on fat, dont on other fs's
175 #append is fucking dirty, need to clean that up
176 sudo mount -t aufs -o exec,noplink,dirs=$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh:/mnt/pnd/$BASENAME=rr$append none /mnt/utmp/$BASENAME # put union on top
178 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
180 else #the pnd is already mounted but a mount was requested with a different basename/uid, just link it there
181 echo $LOOP already mounted on $loopmountedon skipping losetup - putting link to old mount
183 sudo rmdir /mnt/utmp/$BASENAME
184 sudo ln -s $loopmountedon /mnt/utmp/$BASENAME
188 echo "Union already mounted"
191 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
193 cd /mnt/utmp/$BASENAME # cd to union mount
194 if [ $STARTDIR ]; then cd $STARTDIR; fi #cd to folder specified by the optional arg -s
195 LD_LIBRARY_PATH=/mnt/utmp/$BASENAME ./$EXENAME $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
196 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
197 PID=`pidof -o %PPID -x $EXENAME` #get pid of app
198 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
201 PID=`pidof -o %PPID -x $EXENAME`
206 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
208 echo "-u set, nothing to do here"
213 sudo rmdir /mnt/utmp/$BASENAME
214 sudo rm /mnt/utmp/$BASENAME
215 sudo umount /mnt/utmp/$BASENAME #umount union
216 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
217 #umount the actual pnd
218 sudo umount /mnt/pnd/$BASENAME
219 #delete folders created by aufs if empty
220 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk
221 sudo rmdir $MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp
222 #delete appdata folder and ancestors if empty
223 sudo rmdir -p $MOUNTPOINT/pandora/appdata/$BASENAME/
224 #delete tmp mountpoint
225 sudo rmdir /mnt/utmp/$BASENAME
226 if [ $DFS = ISO ] || [ $DFS = Squashfs ]; then # check if we where running an iso, clean up loop device if we did
227 LOOP=$(sudo losetup -a | grep $(basename $PND) | tail -n1 | awk -F: '{print $1}')
228 sudo /sbin/losetup -d $LOOP
231 sudo rmdir /mnt/pnd/$BASENAME #delete pnd mountpoint
234 echo umount failed, didnt clean up
237 if [ $nox ]; then #restart x if it was killed
238 echo "starting x in 5s"
240 sudo /etc/init.d/slim-init start
247 fork &> /tmp/pndrun$BASENAME$mount.out &
250 echo Running with x, not disowning!
251 fork &> /tmp/pndrun$BASENAME$mount.out