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=$2;shift 2 ;;
46 *) echo "Error while parsing arguments!" ; exit 1 ;;
50 if [ ! -e "$PND" ]; then #check if theres a pnd suplied, need to clean that up a bit more
51 echo "ERROR: selected PND file does not exist!"
52 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 "ERROR: no executable name provided!"
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"
66 if [ $nox ]; then #the app doesnt want x to run, so we kill it and restart it once the app quits
67 if [ ! $(pidof X) ]; then
70 applist=$(lsof /usr/lib/libX11.so.6 | awk '{print $1}'| sort | uniq)
71 whitelist=$(cat ~/pndtest/whitelist) #adjust this to a fixed whitelist, maybe in the config dir
72 filteredlist=$(echo -e "$applist\n\n$whitelist\n\n$whitelist" | sort | uniq -u) #whitelist appended two times so those items are always removed
73 if [ ${#filteredlist} -ge 1 ]; then
74 message=$(echo -e "The following applications are still running, are you sure you want to close x? \n$filteredlist")
76 xmessage -center "$message", -buttons yes,no
80 sudo /etc/init.d/slim-init stop
84 xmessage -center "killing x, nothing of value will be lost", -buttons ok,cancel
88 # close x now, do we want to use slim stop or just kill x?
89 sudo /etc/init.d/slim-init stop
97 DFS=$(file -b "$PND" | awk '{ print $1 }') #is -p a zip/iso or folder?
98 MOUNTPOINT=$(df "$PND" | sed -ne 's/.*\% \(\S*\)/\1/p' | tail -n1) #find out on which mountpoint the pnd is
99 if [ ! -d "$MOUNTPOINT" ]; then MOUNTPOINT="/"; fi #make sure folder exists, if it doesnt assume rootfs
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: $MOUNTPOINT"
106 #BASENAME really should be something sensible and somewhat unique
107 #if -b is set use that as basename, else generate it from PND
108 #get basename (strip extension if file) for union mountpoints etc, maybe this should be changed to something specified inside the xml
109 #this should probably be changed to .... something more sensible
110 #currently only everything up to the first '.' inside the filenames is used.
111 if [ ! "$BASENAME" ]; then BASENAME=$(basename $PND | cut -d'.' -f1) ; fi
113 echo "Basename: $BASENAME"
115 if [ ! $umount ]; then
118 #create mountpoints, check if they exist already first to avoid annoying error messages
119 if [ ! -d "/mnt/pnd/${BASENAME}" ]; then sudo mkdir -p "/mnt/pnd/${BASENAME}" ; echo "mkdir -p /mnt/pnd/${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}"; echo "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}"; echo "/mnt/utmp/${BASENAME}"; fi #union over the two
124 if [ ! $cpuspeed -eq $(cat /proc/pandora/cpu_mhz_max) ]; then
125 gksu --message "$BASENAME wants to set the cpu speed to $cpuspeed, enter root password to allow" echo $cpuspeed > /proc/pandora/cpu_mhz_max
127 #is the union already mounted? if not mount evrything, else launch the stuff
128 mount | grep "on /mnt/utmp/${BASENAME} type" # > /dev/null
129 if [ ! $? -eq 0 ]; then
131 echo not mounted on loop yet, doing so
132 #check if pnd is already attached to loop
133 LOOP=$(sudo losetup -a | grep "$PND" | tail -n1 | awk -F: '{print $1}')
134 #check if the loop device is already mounted
135 loopmountedon=$( mount | grep $(mount | grep $LOOP | awk '{print $3}') | grep utmp | awk '{print $3}' )
136 echo "LoopMountedon: $loopmountedon"
137 if [ ! "$loopmountedon" ]; then #check if the pnd is already attached to some loop device but not used
140 if [ ! "$LOOP" ]; then
141 FREELOOP=$(sudo /sbin/losetup -f) #get first free loop device
143 if [ ! "$FREELOOP" ]; then # no free loop device, create a new one
144 #find a free loop device and use it
145 usedminor=$(sudo /sbin/losetup -a | tail -n1)
146 usedminor=${usedminor:9:1}
147 echo usedminor $usedminor
148 freeminor=$(($usedminor+1))
149 echo freeminor $freeminor
150 sudo mknod -m777 /dev/loop$freeminor b 7 $freeminor
151 FREELOOP=/dev/loop$freeminor
156 if [ $DFS = ISO ]; then
157 sudo /sbin/losetup $FREELOOP "$PND" #attach the pnd to the loop device
158 mntline="sudo mount ${FREELOOP}" #setup the mountline for later
159 #mntline="sudo mount -o loop,mode=777 $PND /mnt/pnd/$BASENAME"
160 echo "Filetype is $DFS"
161 elif [ $DFS = directory ]; then
162 mntline="sudo mount --bind -o ro \"${PND}\" "
163 #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
164 echo "Filetype is $DFS"
165 elif [ $DFS = Squashfs ]; then
166 sudo /sbin/losetup $FREELOOP "$PND" #attach the pnd to the loop device
167 mntline="sudo mount -t squashfs ${FREELOOP}"
168 echo "Filetype is $DFS"
170 echo "error determining fs, output was $DFS"
175 $mntline "/mnt/pnd/${BASENAME}" #mount the pnd/folder
176 echo "mounting union!"
177 FILESYSTEM=$(mount | grep "on $MOUNTPOINT " | grep -v rootfs | awk '{print $5}' | tail -n1) #get filesystem appdata is on to determine aufs options
178 echo "Filesystem is $FILESYSTEM"
179 if [ $FILESYSTEM = vfat ]; then # use noplink on fat, dont on other fs's
180 #append is fucking dirty, need to clean that up
181 sudo mount -t aufs -o exec,noplink,dirs="$MOUNTPOINT/pandora/appdata/$BASENAME=rw+nolwh":"/mnt/pnd/$BASENAME=rr$append" none "/mnt/utmp/$BASENAME" # put union on top
183 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
185 else #the pnd is already mounted but a mount was requested with a different basename/uid, just link it there
186 echo $LOOP already mounted on $loopmountedon skipping losetup - putting link to old mount
188 sudo rmdir "/mnt/utmp/$BASENAME"
189 sudo ln -s $loopmountedon "/mnt/utmp/$BASENAME"
193 echo "Union already mounted"
196 if [ $mount ]; then echo "mounted /mnt/utmp/$BASENAME"; exit 1; fi; #mount only, die here
198 cd "/mnt/utmp/$BASENAME" # cd to union mount
199 if [ "$STARTDIR" ]; then cd "$STARTDIR"; fi #cd to folder specified by the optional arg -s
200 LD_LIBRARY_PATH="/mnt/utmp/$BASENAME" "./$EXENAME" $ARGUMENTS # execute app with ld_lib_path set to the union mount, a bit evil but i think its a good solution
201 #the app could have exited now, OR it went into bg, we still need to wait in that case till it really quits!
202 PID=`pidof -o %PPID -x \"$EXENAME\"` #get pid of app
203 while [ "$PID" ] #wait till we get no pid back for tha app, again a bit ugly, but it works
206 PID=`pidof -o %PPID -x \"$EXENAME\"`
211 cd $oCWD #cd out of the mountpoint so we can umount, doesnt really matter to where...
213 echo "-u set, nothing to do here"
218 sudo rmdir "/mnt/utmp/$BASENAME"
219 sudo rm "/mnt/utmp/$BASENAME"
220 sudo umount "/mnt/utmp/$BASENAME" #umount union
221 if [ $? -eq 0 ]; then # check if the umount was successfull, if it wasnt it would mean that theres still something running so we skip this stuff, this WILL lead to clutter if it happens, so we should make damn sure it never happens
222 #umount the actual pnd
223 sudo umount "/mnt/pnd/$BASENAME"
224 #delete folders created by aufs if empty
225 sudo rmdir "$MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh.plnk"
226 sudo rmdir "$MOUNTPOINT/pandora/appdata/$BASENAME/.wh..wh..tmp"
227 #delete appdata folder and ancestors if empty
228 sudo rmdir -p "$MOUNTPOINT/pandora/appdata/$BASENAME/"
229 #delete tmp mountpoint
230 sudo rmdir "/mnt/utmp/$BASENAME"
231 if [ $DFS = ISO ] || [ $DFS = Squashfs ]; then # check if we where running an iso, clean up loop device if we did
232 LOOP=$(sudo losetup -a | grep $(basename $PND) | tail -n1 | awk -F: '{print $1}')
233 sudo /sbin/losetup -d $LOOP
236 sudo rmdir "/mnt/pnd/$BASENAME" #delete pnd mountpoint
239 echo umount failed, didnt clean up
242 if [ $nox ]; then #restart x if it was killed
243 echo "starting x in 5s"
245 sudo /etc/init.d/slim-init start
252 fork &> "/tmp/pndrun$BASENAME$mount.out" &
255 echo Running with x, not disowning!
256 fork &> "/tmp/pndrun$BASENAME$mount.out"