add some scripts

[debian6500.git] / master / root / bin / monitor_proc

diff --git a/master/root/bin/monitor_proc b/master/root/bin/monitor_proc
new file mode 100755 (executable)
index 0000000..c2b1ab7
--- /dev/null
+++ b/master/root/bin/monitor_proc
@@ -0,0 +1,77 @@
+#!/bin/bash
+
+# default values
+PROGNAME=$(basename $0)
+FULLPROG=$0
+
+# usage
+function usage () {
+    echo "usage: $PROGNAME [-h] [-r] file"
+    echo " -h: help message"
+    echo " -s: set stats"
+    echo " -r: reset stats"
+    echo " file: data to monitor"
+}
+
+# reset
+function reset () {
+    echo "reseting stats"
+    [ -f $resource ] && rm $resource
+}
+
+# variables
+set=
+files=
+resource=$HOME/.$PROGNAME
+
+# parameter processing
+while [ $# -gt 0 ]; do
+    case "$1" in
+    -h) usage; exit 0;;
+    -s) set="yes";;
+    -r) reset; exit 0;;
+    *) files="$files $1";;
+    esac
+    shift
+done
+
+# check arguments
+[ "$files" ] || { echo "no file specified"; exit 1; }
+
+# read old values
+[ -f $resource ] && source $resource
+
+for f in $files; do
+
+    # check file
+    f=$(echo $f | sed 's,//*,/,g')
+    [ -f $f ] || { echo "can't find file '$f'"; exit 1; }
+
+    # main
+    var=${f//\//_}
+    newvar=($(awk '{ for (i = 1; i <= NF; i++) if ($(i) ~ /^[-+0-9][0-9]*$/) printf " %s", $(i) }' $f))
+    eval oldvar=(\${$var[@]})
+
+    # compute diff
+    for ((i=0; i<${#newvar[@]}; i++)); do
+        [ "${oldvar[$i]}" ] && v[$i]=$((newvar[i] - oldvar[i])) || v[$i]=${newvar[$i]}
+    done
+
+    # ouput
+    if [ "$set" = "yes" ]; then
+        echo "$var=(${newvar[@]})" >>$resource
+    else
+        str=""
+        for ((i=0; i<${#v[@]}; i++)); do
+            str="$str; v[$i]=${v[$i]}"
+        done
+        awk 'BEGIN { k=0 '"$str"' } { for (i=1; i<=NF; i++) if ($(i) ~ /^[-+0-9][0-9]*$/) $(i)=v[k++]; print }' $f
+    fi
+
+done
+
+# clean resource file
+if [ "$set" = "yes" ]; then
+    awk -F= '{ a[$1]=$2 } END { for (i in a) print i "=" a[i] }' $resource > $resource.n
+    mv -f $resource.n $resource
+fi
\ No newline at end of file