adding py script

1 files changed, 35 insertions, 0 deletions

diff --git a/code/perpacket/parser.py b/code/perpacket/parser.py
new file mode 100644
index 0000000..422b699
--- /dev/null
+++ b/code/perpacket/parser.py
@@ -0,0 +1,35 @@
+import csv
+
+with open('packetdata.csv', mode='r') as csv_file:
+    csv_reader = csv.DictReader(csv_file)
+    line_count = 0
+    flowsTCP = []
+    flowsUDP = []
+    for row in csv_reader:
+        if row["Protocol"] == 'TCP':
+            flowExists = False
+            src = row["Source"]
+            dest = row["Destination"]
+            srcPort = row["Info"].split(' > ')[0].split(' ')[0]
+            destPort = row["Info"].split(' > ')[1].split(' ')[1]
+            startTime = float(row["Time"])
+            for flow in flowsTCP:
+                if src in flow and dest in flow and srcPort in flow and destPort in flow:
+                    flowExists = True
+                    break
+            if not flowExists:
+                flowsTCP.append([src, dest, srcPort, destPort, startTime, startTime])
+        if row["Protocol"] == 'UDP':
+            flowExists = False
+            src = row["Source"]
+            dest = row["Destination"]
+            srcPort = row["Info"].split(' > ')[0].split(' ')[0]
+            destPort = row["Info"].split(' > ')[1].split(' ')[1]
+            for flow in flowsUDP:
+                if src in flow and dest in flow and srcPort in flow and destPort in flow:
+                    flowExists = True
+                    break
+            if not flowExists:
+                flowsUDP.append([src, dest, srcPort, destPort])
+    print('TCP Length ' + str(len(flowsTCP)))
+    print('UDP Length ' + str(len(flowsUDP)))