sneak/ppss
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Reworked the percent and job counter.

Browse Source
This commit is contained in:
Louwrentius 2009-10-24 19:24:56 +00:00
parent b1af50040f
commit 4d28218ce4
1 changed files with 35 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
ppss.sh
View File

@ -38,7 +38,7 @@ trap 'kill_process; ' INT
# Setting some vars.
SCRIPT_NAME="Distributed Parallel Processing Shell Script"
SCRIPT_VERSION="2.34"
SCRIPT_VERSION="2.36"
# The first argument to this script can be a mode.
MODES="start config stop pause continue deploy status erase kill"
@ -112,13 +112,13 @@ showusage_short () {
echo
echo "|P|P|S|S| $SCRIPT_NAME $SCRIPT_VERSION"
echo
echo "usage: $0 [ -d <sourcedir> | -f <sourcefile> ] [ -c '<command> \"%ITEM%\"' ]"
echo "usage: $0 [ -d <sourcedir> | -f <sourcefile> ] [ -c '<command> \"$ITEM\"' ]"
echo " [ -C <configfile> ] [ -j ] [ -l <logfile> ] [ -p <# jobs> ]"
echo
echo "Examples:"
echo " $0 -d /dir/with/some/files -c 'gzip '"
echo " $0 -d /dir/with/some/files -c 'gzip \"%ITEM\"'"
echo " $0 -d /dir/with/some/files -c 'cp \"%ITEM\" /tmp' -p 2"
echo " $0 -d /dir/with/some/files -c 'gzip \"$ITEM\"'"
echo " $0 -d /dir/with/some/files -c 'cp \"$ITEM\" /tmp' -p 2"
}
showusage_normal () {
@ -278,7 +278,6 @@ kill_process () {
kill -9 "$SSH_MASTER_PID" >> /dev/null 2>&1
fi
sleep 1
echo
log INFO "Finished."
}
@ -1265,19 +1264,16 @@ get_item () {
# This variable is used to walk thtough all array items.
ARRAY_POINTER=`cat $ARRAY_POINTER_FILE`
# Gives a status update on the current progress..
PERCENT=$((100 * $ARRAY_POINTER / $SIZE_OF_ARRAY ))
log INFO "Currently $PERCENT percent complete. Processed $ARRAY_POINTER of $SIZE_OF_ARRAY items."
echo -en "\033[1A"
# Check if all items have been processed.
if [ "$ARRAY_POINTER" -ge "$SIZE_OF_ARRAY" ]
then
release_global_lock
return 2
echo -en "\033[1A"
return 1
fi
# Select an item.
# Select an item.
ITEM="${ARRAY[$ARRAY_POINTER]}"
if [ -z "$ITEM" ]
then
@ -1313,8 +1309,7 @@ start_single_worker () {
# informed that a worker just finished / died.
# Tis allows the listener to determine if all processes
# are finished and it is time to stop.
log INFO "Waiting for remaining jobs to finish..."
#echo -en "\033[1A"
echo
echo "$STOP_KEY" > $FIFO
return 1
else
@ -1461,7 +1456,7 @@ commando () {
# A job is executed for every event received.
# This listener enables fully asynchronous processing.
listen_for_job () {
FINISHED=0
DIED=0
log DEBUG "Listener started."
while read event <& 42
@ -1470,6 +1465,9 @@ listen_for_job () {
# inform the listener that a worker is finished.
# If all workers are finished, it is time to stop.
# This mechanism makes PPSS asynchronous.
# Gives a status update on the current progress..
if [ "$event" == "$STOP_KEY" ]
then
((DIED++))
@ -1477,10 +1475,31 @@ listen_for_job () {
then
break
fi
log DEBUG "$((MAX_NO_OF_RUNNING_JOBS-DIED)) jobs are remaining."
RES=$((MAX_NO_OF_RUNNING_JOBS-DIED))
if [ "$RES" == "1" ]
then
log INFO "$((MAX_NO_OF_RUNNING_JOBS-DIED)) job is remaining. "
else
log INFO "$((MAX_NO_OF_RUNNING_JOBS-DIED)) jobs are remaining."
echo -en "\033[1A"
fi
else
commando "$event" &
fi
SIZE_OF_ARRAY="${#ARRAY[@]}"
ARRAY_POINTER=`cat $ARRAY_POINTER_FILE`
PERCENT=$((100 * $ARRAY_POINTER / $SIZE_OF_ARRAY ))
if [ "$DIED" == "0" ] && [ "$FINISHED" == "0" ]
then
log INFO "Currently $PERCENT percent complete. Processed $ARRAY_POINTER of $SIZE_OF_ARRAY items."
if [ "$PERCENT" == "100" ]
then
FINISHED=1
else
echo -en "\033[1A"
fi
fi
done
kill_process
set_status STOPPED