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Display source port listener programs

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Pratik
2019-04-23 20:01:33 +05:30
parent 36bc35ace9
commit b2e4cb2548
1 changed files with 76 additions and 59 deletions
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31
ufw.awk
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@@ -11,6 +11,11 @@
# Display the GEO-location for source & destination IP
# Combine it with system-log file
# Give options to process only a certain number of day's log
# Check if mawk is available -> if yes, use that
# Since changing language improves performance
LC_ALL=C
declare port_programs=$(ss -lpntu |
awk 'BEGIN {FS=":"}
@@ -38,7 +43,12 @@ declare port_programs=$(ss -lpntu |
print port, port_programs[port]
}')
LC_ALL=C cat /var/log/ufw.log | mawk '
function getProgramName() {
echo port_programs | grep $1
}
cat /var/log/ufw.log |
mawk '
function GetValue(currentColumnValue, stringToSearch) {
if(currentColumnValue~"^"stringToSearch){
sub(stringToSearch"=", "", currentColumnValue)
@@ -67,21 +77,29 @@ $0~/BLOCK/{
}
print EVENT, IN, OUT, SRC, DST, SRCPORT, DSTPORT, PROTO
}' | sort | uniq -c | sort -rn | column -t | awk -v port_programs_bash="$port_programs" '
}' |
sort | uniq -c | sort -rn | column -t |
awk -v port_programs_bash="$port_programs" '
BEGIN{
printf ("%6s %15s %10s %10s %15s %15s %8s %8s %8s %20s\n", "Count", "Event-Type", "IN-BOUND?", "OUT-BOUND?", "SRC-Addr", "DST-Addr", "SRC-PORT", "DST-PORT", "Protocol", "Listeners")
printf ("%6s %15s %10s %10s %15s %15s %8s %8s %8s %20s\n", "Count", "Event-Type", "IN-BOUND?", "OUT-BOUND?", "SRC-Addr", "DST-Addr", "SRC-PORT", "DST-PORT", "Protocol", "Port-Listeners")
print "-----------------------------------------------------------------------------------------------------------------------------"
#Deserialize the port_programs_bash
split(port_programs_bash, temp)
for (i=2;i<=length(temp);i+=2) {
port_programs[temp[i-1]]=temp[i]
}
i=0
}
{
total+=$1
SRC_IPS[$5]+=$1
DST_IPS[$6]+=$1
printf ("%6d %15s %10s %10s %15s %15s %8d %8d %8s %20s\n", $1, $2, $3, $4, $5, $6, $7, $8, $9,temp)
printf ("%6d %15s %10s %10s %15s %15s %8d %8d %8s %20s\n", $1, $2, $3, $4, $5, $6, $7, $8, $9,port_programs[$7])
}
END {
print ""
print "Top 5 most blocked Destination IPs"
print "Top-5 Most-blocked Destination-IPs"
print "-----","-----", "-----", "-----", "-----", "-----"
printf ("%16s\t%5s \n", "IP", "Count")
@@ -92,7 +110,7 @@ $0~/BLOCK/{
}
print " "
print "Top 5 most blocked Source IPs"
print "Top-5 Most-blocked Source-IPs"
print "-----","-----", "-----", "-----", "-----"
printf ("%16s\t%5s \n", "IP", "Count")
for (IP in SRC_IPS){
@@ -102,6 +120,5 @@ $0~/BLOCK/{
print ""
print "Total records parsed = "total
}
'