http://mayeco.org/2008.02.24/visualice-dependencias-de-bi
Leí un post sobre hacer esto y me pareció buenísimo les dejo un par de imágenes en los que se puede visualizar gráficamente las dependencias de binarios fácilmente, lo unico que necesitas es Graphviz (http://www.graphviz.org/).
Mira los ejemplos que hize
binario emacs:
binario de konqueror:
El código del script: (Warning: Los estilos pueden cambiar las lineas, mejor descargue el script de aquí dependencies.sh)
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| #!/bin/bash
# This is the maximum depth to which dependencies are resolved MAXDEPTH=14
# analyze a given file on its
# dependecies using ldd and write
# the results to a given temporary file
#
# Usage: analyze [OUTPUTFILE] [INPUTFILE]function analyze
{
local OUT=$1
local IN=$2
local NAME=$(basename $IN)
for i in $LIST
do
if [ "$i" == "$NAME" ];
then
# This file was already parsed
return
fi
done
# Put the file in the list of all files
LIST="$LIST $NAME"
DEPTH=$[$DEPTH + 1]
if [ $DEPTH -ge $MAXDEPTH ];
then
echo "MAXDEPTH of $MAXDEPTH reached at file $IN."
echo "Continuing with next file..."
return
fi
echo "Parsing file: $IN"
$READELF $IN &> $READELFTMPFILE
ELFRET=$?
if [ $ELFRET != 0 ];
then
echo "ERROR: ELF reader returned error code $RET"
echo "ERROR:"
cat $TMPFILE
echo "Aborting..."
rm $TMPFILE
rm $READELFTMPFILE
rm $LDDTMPFILE
exit 1
fi
DEPENDENCIES=$(cat $READELFTMPFILE | grep NEEDED | awk '{if (substr($NF,1,1) == "[") print substr($NF, 2, length($NF) - 2); else print $NF}')
for DEP in $DEPENDENCIES;
do
if [ -n "$DEP" ];
then
ldd $IN &> $LDDTMPFILE
LDDRET=$?
if [ $LDDRET != 0 ];
then
echo "ERROR: ldd returned error code $RET"
echo "ERROR:"
cat $TMPFILE
echo "Aborting..."
rm $TMPFILE
rm $READELFTMPFILE
rm $LDDTMPFILE
exit 1
fi
DEPPATH=$(grep $DEP $LDDTMPFILE | awk '{print $3}')
if [ -n "$DEPPATH" ];
then
echo -e " "$NAME" -> "$DEP";" >> $OUT
analyze $OUT $DEPPATH
fi
fi
done
DEPTH=$[$DEPTH - 1]
}
########################################
# main #
########################################
if [ $# != 2 ];
then
echo "Usage:"
echo " $0 [filename] [outputimage]"
echo ""
echo "This tools analyses a shared library or an executable"
echo "and generates a dependency graph as an image."
echo ""
echo "GraphViz must be installed for this tool to work."
echo ""
exit 1
fi
DEPTH=0
INPUT=$1
OUTPUT=$2
TMPFILE=$(mktemp -t)
LDDTMPFILE=$(mktemp -t)
READELFTMPFILE=$(mktemp -t)
LIST=""
if [ ! -e $INPUT ];
then
echo "ERROR: File not found: $INPUT"
echo "Aborting..."
exit 2
fi
# Use either readelf or dump
# Linux has readelf, Solaris has dump
READELF=$(type readelf 2> /dev/null)
if [ $? != 0 ]; then
READELF=$(type dump 2> /dev/null)
if [ $? != 0 ]; then
echo Unable to find ELF reader
exit 1
fi
READELF="dump -Lv"
else
READELF="readelf -d"
fi
echo "Analyzing dependencies of: $INPUT"
echo "Creating output as: $OUTPUT"
echo ""
echo "digraph DependencyTree {" > $TMPFILE
echo " "$(basename $INPUT)" [shape=box];" >> $TMPFILE
analyze $TMPFILE "$INPUT"
echo "}" >> $TMPFILE
#cat $TMPFILE # output generated dotfile for debugging purposses
dot -Tpng $TMPFILE -o$OUTPUT
rm $LDDTMPFILE
rm $TMPFILE
exit 0 |
