modified the script so that it only supports url and uses comma as separator for csv

This commit is contained in:
sandbender 2011-02-12 22:03:35 +01:00
parent 5b5e91eaa3
commit b0d9788f37

View File

@ -23,25 +23,29 @@ LICENSE
PAM_DIR="$(cd $(dirname $0) && pwd)"
PAM_CRON="/etc/cron.d/pamela"
PAM_SCRIPT="$PAM_DIR/$(basename $0)"
REGISTER=
PAM_SCRIPT="${PAM_DIR}/$(basename $0)"
REGISTER=''
SIMULATE=''
IF='eth0'
OUT='http://yourserver.com/pamela/upload.php'
USER=''
PASSWORD=''
TRANSLATE=''
POST=''
function usage {
echo "Usage: pamela-scanner [OPTIONS]
echo "Usage: pamela-scanner [OPTIONS]
-i INTERFACE Interface to arp-scan. Defaults to [$IF].
-i INTERFACE Interface to arp-scan. Defaults to [${IF}].
-o URL The url of the pamela upload script (including /upload.php).
Defaults to [$OUT].
-r Register the script in cron every 2 minutes
-q Unregister the script from cron
-u Http-auth user. Defaults to [$USER].
-p Http-auth password. Defaults to [$PASSWORD].
Defaults to [${OUT}].
-r Register the script in cron every 2 minutes
-q Unregister the script from cron
-u Http-auth user. Defaults to [${USER}].
-p Http-auth password. Defaults to [${PASSWORD}].
-s Simulate, don't commit the post.
-t URL Translate mac addresses using the data provided from the
specified URL. CSV format expected (mac,name\\n).
-h Shows help
This pamela scanner is an arp-scanner that uploads mac addresses in your local
@ -51,83 +55,138 @@ together against the same web server, where all results will be agregated."
}
function check_if_root {
if [ "$(id -ru)" != "0" ]
then
echo "Must be root to run pamela-scanner"
exit 1
fi
if [ "$(id -ru)" != "0" ]
then
echo "Must be root to run pamela-scanner"
exit 1
fi
}
function check_if_arpscan_installed {
if [ -z "$(which arp-scan)" ]
then
echo "ENOARPSCAN: Could not find arp-scan, please install it"
fi
if [ -z "$(which arp-scan)" ]
then
echo "ENOARPSCAN: Could not find arp-scan, please install it"
fi
}
function register {
check_if_root
check_if_arpscan_installed
echo "Registering pamela in cron: $PAM_CRON"
echo "*/2 * * * * [ -x \"$PAM_SCRIPT\" ] && \"$PAM_SCRIPT\" -i \"$IF\" -o \"$OUT\" -u \"$USER\" -p \"$PASSWORD\" | logger -t pamela" > "$PAM_CRON"
echo "Depending on your version of crond, you might have to restart the cron daemon for the changes to take effect"
check_if_root
check_if_arpscan_installed
echo "Registering pamela in cron: ${PAM_CRON}"
echo "*/2 * * * * [ -x \"${PAM_SCRIPT}\" ] && \"${PAM_SCRIPT}\" -i \"${IF}\" -o \"${OUT}\" -u \"${USER}\" -p \"${PASSWORD}\" | logger -t pamela" > "${PAM_CRON}"
echo "Depending on your version of crond, you might have to restart the cron daemon for the changes to take effect"
}
function unregister {
check_if_root
echo "Unregistering pamela in cron: $PAM_CRON"
rm "$PAM_CRON"
echo "Depending on your version of crond, you might have to restart the cron daemon for the changes to take effect"
check_if_root
echo "Unregistering pamela in cron: ${PAM_CRON}"
rm "${PAM_CRON}"
echo "Depending on your version of crond, you might have to restart the cron daemon for the changes to take effect"
}
function parse_params {
TEMP=$(getopt -o 'hrqi:o:s:u:p:-n' "pamela arp scanner" -- "$@")
if [ $? != 0 ] ; then echo "Could not parse parameters..." >&2 ; exit 1 ; fi
eval set "$TEMP"
while true
do
shift;
[ -z "$1" ] && break;
case "$1" in
-i) IF="$2"; shift;;
-o) OUT="$2"; shift;;
-s) SLEEP="$2"; shift;;
-u) USER="$2"; shift;;
-p) PASSWORD="$2"; shift;;
-r) REGISTER='r';;
-q) unregister; exit 0;;
-h|'-?') usage; exit 1;;
*) echo "Unknown param: [$1]"; usage; exit 1;;
esac
done
# Register only after parsing all args
if [ -n "$REGISTER" ]; then
register
exit 0
fi
TEMP=$(getopt -o 'hrqsi:o:u:p:t:-n' "pamela arp scanner" -- "$@")
if [ $? != 0 ]
then
echo "Could not parse parameters..." >&2
exit 1
fi
eval set "${TEMP}"
while true
do
shift;
[ -z "$1" ] && break;
case "$1" in
-i) IF="$2"; shift;;
-o) OUT="$2"; shift;;
-u) USER="$2"; shift;;
-p) PASSWORD="$2"; shift;;
-r) REGISTER='r';;
-s) SIMULATE='s';;
-q) unregister; exit 0;;
-t) TRANSLATE="$2"; shift;;
-h|'-?') usage; exit 1;;
*) echo "Unknown param: [$1]"; usage; exit 1;;
esac
done
# Register only after parsing all args
if [ -n "${REGISTER}" ]
then
register
exit 0
fi
}
function scan_and_upload {
echo $(date)" scanning..."
DATA=""
NUM_DATA=0
for M in $(arp-scan -R -i 10 --interface "$IF" --localnet | awk '{ print $2 }' | grep :.*: | sort | uniq)
do
[ -n "$DATA" ] && DATA="$DATA,$M" || DATA="$M";
let "NUM_DATA=NUM_DATA+1"
done
POST="data=$DATA"
RESULT=$(wget "$OUT" -O - --quiet --post-data "$POST" --user "$USER" --password "$PASSWORD")
if [ -n "$RESULT" ]
then
echo Error uploading results:
echo "$RESULT"
fi
echo $(date)" Uploaded $NUM_DATA mac addresses..."
function scan {
echo $(date)" scanning..."
DATA=""
NUM_DATA=0
for M in $(arp-scan -R -i 10 --interface "${IF}" --localnet | awk '{ print $2 }' | grep :.*: | sort | uniq)
do
[ -n "${DATA}" ] && DATA="${DATA},${M}" || DATA="${M}";
let "NUM_DATA=NUM_DATA+1"
done
POST="${DATA}"
}
function translate {
if [ -z "${TRANSLATE}" ]
then
return 0
fi
# translate denotes a url
# save the output of the url to a file and use it as a file
TRANSLATE_URL=${TRANSLATE}
TRANSLATE=$(mktemp)
wget --quiet -O "${TRANSLATE}" "${TRANSLATE_URL}"
POST=$(echo ${POST} | awk -v names="${TRANSLATE}" 'BEGIN {
RS="\n"
FS=","
while ((getline nl < names) > 0) {
split(nl, n);
nms[n[2]] = n[1]
}
close(names)
RS=","
first=1
while ((getline i)> 0) {
sub(/\n$/,"",i)
#print "input:", i, "translates to", (i in nms?nms[i]:i)
if (!first)
printf(",")
printf (i in nms?nms[i]:i)
first=0
}
}')
rm ${TRANSLATE}
}
function upload {
if [ -z "${SIMULATE}" ]
then
RESULT=$(wget "${OUT}" -O - --quiet --post-data "data=${POST}" --user "${USER}" --password "${PASSWORD}")
else
echo Not executing: [wget "${OUT}" -O - --quiet --post-data "data=${POST}" --user "${USER}" --password "${PASSWORD}"]
RESULT=
fi
if [ -n "${RESULT}" ]
then
echo Error uploading results:
echo "${RESULT}"
fi
echo $(date)" Uploaded ${NUM_DATA} mac addresses..."
}
parse_params $@
check_if_root
check_if_arpscan_installed
scan_and_upload
scan
translate
upload